(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i tag factory(global, false); } } ( // factory (for jsviews.js) function(global, $) { "use strict"; //========================== Top-level vars ========================== // global var is the this object, which is window when running in the usual browser environment var setGlobals = $ === false; // Only set globals if script block in browser (not AMD and not CommonJS) $ = $ || global.jQuery; if (!$ || !$.fn) { // jQuery is not loaded. throw "jquery.observable.js requires jQuery"; // We require jQuery } var versionNumber = "v1.0.16", _ocp = "_ocp", // Observable contextual parameter $observe, $observable, $views = $.views = $.views || setGlobals && global.jsrender && jsrender.views || //jsrender was loaded before jquery.observable { // jsrender not loaded so set up $.views and $.views.sub here, and merge back in jsrender if loaded afterwards jsviews: versionNumber, sub: { // subscription, e.g. JsViews integration settings: {} }, settings: { advanced: function(value) { $subSettingsAdvanced = $subSettings.advanced = $subSettings.advanced || {_jsv: true}; return value ? ( "_jsv" in value && ($subSettingsAdvanced._jsv = value._jsv), $sub.advSet(), $views.settings ) : $subSettingsAdvanced; } } }, $sub = $views.sub, $subSettings = $sub.settings, $subSettingsAdvanced = $subSettings.advanced, $isFunction = function(ob) { return typeof ob === "function"; }, $isArray = Array.isArray, $expando = $.expando, STRING = "string", OBJECT = "object"; if ($views.jsviews !== versionNumber) { // Different version of jsRender was loaded throw "jquery.observable.js requires jsrender.js " + versionNumber; } if (!$.observe) { var $eventSpecial = $.event.special, slice = [].slice, splice = [].splice, concat = [].concat, PARSEINT = parseInt, rNotWhite = /\S+/g, rShallowPath = /^[^.[]*$/, // No '.' or '[' in path propertyChangeStr = $sub.propChng = $sub.propChng || "propertyChange",// These two settings can be overridden on settings after loading arrayChangeStr = $sub.arrChng = $sub.arrChng || "arrayChange", // jsRender, and prior to loading jquery.observable.js and/or JsViews cbBindingsStore = {}, observeStr = propertyChangeStr + ".observe", observeObjKey = 1, observeCbKey = 1, observeInnerCbKey = 1, $data = $.data, remove = {}, // flag for removeProperty asyncBatch = [], //========================== Top-level functions ========================== getCbKey = function(cb) { return cb ? (cb._cId = cb._cId || (".obs" + observeCbKey++)) : ""; }, ObjectObservable = function(ns, data) { this._data = data; this._ns = ns; return this; }, ArrayObservable = function(ns, data) { this._data = data; this._ns = ns; return this; }, wrapArray = function(data) { return $isArray(data) ? [data] : data; }, dependsPaths = function(paths, root, callback) { // Process depends = ... paths to resolve objects, and recursively process functions. paths = paths ? $isArray(paths) ? paths : [paths] : []; var i, path, object, rt, nextObj = object = root, l = paths && paths.length, out = []; for (i = 0; i < l; i++) { path = paths[i]; if ($isFunction(path)) { // path is a depends function, returning [path1, ...] rt = root.tagName ? root.linkCtx.data // root is tag instance. rt is current data context of tag : root; // rt = root = current data context of computed prop out = out.concat(dependsPaths(path.call(root, rt, callback), rt, callback)); continue; } else if (typeof path !== STRING) { root = nextObj = path = (path === undefined ? null : path); if (nextObj !== object) { out.push(object = nextObj); } continue; } if (nextObj !== object) { out.push(object = nextObj); } out.push(path); } if (out.length) { // Switch on allowArray, for depends paths, by passing {_ar: ...} objects to switch on allowArray then return to contextual allowArray value out.unshift({_ar: 1}); out.push({_ar: -1}); } return out; }, onDataChange = function(ev, eventArgs) { function isOb(val) { return typeof val === OBJECT && (paths[0] || !noArray && $isArray(val)); } if (!(ev.data && ev.data.off)) { // Skip if !!ev.data.off: - a handler that has already been removed (maybe was on handler collection at call time - then removed by another handler) var allPath, filter, parentObs, oldValue = eventArgs.oldValue, value = eventArgs.value, ctx = ev.data, observeAll = ctx.observeAll, cb = ctx.cb, noArray = ctx._arOk ? 0 : 1, paths = ctx.paths, ns = ctx.ns; if (ev.type === arrayChangeStr) { (cb.array || cb).call(ctx, ev, eventArgs); // If there is an arrayHandler expando on the regular handler, use it, otherwise use the regular handler for arrayChange events also - for example: $.observe(array, handler) // or observeAll() with an array in the graph. Note that on data-link bindings we ensure always to have an array handler - $.noop if none is specified e.g. on the data-linked tag. } else if (ctx.prop === eventArgs.path || ctx.prop === "*") { if (observeAll) { allPath = observeAll._path + "." + eventArgs.path; filter = observeAll.filter; parentObs = [ev.target].concat(observeAll.parents()); if (isOb(oldValue)) { observe_apply(undefined, ns, [oldValue], paths, cb, true, filter, [parentObs], allPath); // unobserve } if (isOb(value)) { observe_apply(undefined, ns, [value], paths, cb, undefined, filter, [parentObs], allPath); } } else { if (isOb(oldValue)) { // oldValue is an object, so unobserve observe_apply(noArray, ns, [oldValue], paths, cb, true); // unobserve. Observe array change events too if this change is not from an 'observeAndBind' tag binding, or is from a 'depends' path } if (isOb(value)) { // value is an object, so observe observe_apply(noArray, ns, [value], paths, cb); // observe. Observe array change events too if this change is not from an 'observeAndBind' tag binding, or is from a 'depends' path } } ctx.cb(ev, eventArgs); } } }, observe_apply = function() { // $.observe(), but allowing you to include arrays within the arguments - which you want flattened. var args = concat.apply([], arguments); // Flatten the arguments return $observe.apply(args.shift(), args); }, $observeAll = function(cb, filter, unobserve) { observeAll(this._ns, this._data, cb, filter, [], "root", unobserve); }, $unobserveAll = function(cb, filter) { $observeAll.call(this, cb, filter, true); }, observeAll = function(namespace, object, cb, filter, parentObs, allPath, unobserve, objMap) { function observeArrayItems(arr, unobs) { l = arr.length; newAllPath = allPath + "[]"; while (l--) { filterAndObserveAll(arr, l, unobs, 1); } } function filterAndObserveAll(obj, prop, unobs, nestedArray) { var newObject, newParentObs; if (prop !== $expando && (newObject = $observable._fltr(newAllPath, obj[prop], nextParentObs, filter))) { newParentObs = nextParentObs.slice(); if (nestedArray && updatedTgt && newParentObs[0] !== updatedTgt) { newParentObs.unshift(updatedTgt); // For array change events when observing an array which is not the root, need to add updated array to parentObs } observeAll(namespace, newObject, cb, filter || (nestedArray ? undefined : 0), newParentObs, newAllPath, unobs, objMap); } } function wrappedCb(ev, eventArgs) { // This object is changing. allPath = ev.data.observeAll._path; updatedTgt = ev.target; switch (eventArgs.change) { // observeAll/unobserveAll on added or removed objects case "insert": observeArrayItems(eventArgs.items); break; case "remove": observeArrayItems(eventArgs.items, true); // unobserveAll on removed items break; case "set": newAllPath = allPath + "." + eventArgs.path; filterAndObserveAll(eventArgs, "oldValue", true); // unobserve old value filterAndObserveAll(eventArgs, "value"); // observe new value } updatedTgt = undefined; cb.apply(this, arguments); // Observe this object (invoke the callback) } wrappedCb._wrp = 1; var l, isObject, newAllPath, nextParentObs, updatedTgt, obId, notRemoving = !objMap || objMap.un || !unobserve; // true unless it is an observeAll call (not unobserveAll) and we are removing a listener (not adding one) if (object && typeof object === OBJECT) { nextParentObs = [object].concat(parentObs); // The parentObs chain for the next depth of observeAll isObject = $isArray(object) ? "" : "*"; if (objMap && notRemoving && $.hasData(object) && objMap[obId = $data(object).obId]) { objMap[obId]++; return; // This object has already being observed/unobserved by this observeAll/unobserveAll call (must be a cyclic object graph) so skip, to avoid // stack overflow/multiple instances of listener. See jsviews/pull/305 // NOTE - WE DO NOT support ObserveAll on data with cyclic graphs which include DUPLICATE REFERENCES TO ARRAY PROPERTIES - such as data.children = data.descendants = [] } if (!objMap) { objMap = {un: unobserve}; // Map object to register observed objects for this observeAll } if (cb) { // Observe this object or array - and also listen for changes to object graph, to add or remove observers from the modified object graph if (isObject || filter !== 0) { // If an object, observe the object. If an array, only add arrayChange binding if has filter or if filter is undefined (!== 0) - which // is the case for top-level calls or for nested array (array item of an array - e.g. member of 2-dimensional array). // For array properties lower in the tree, with no filter, filter is set to 0 in filterAndObserveAll, so no arrayChange binding here, // since they get arrayChange binding added during regular $.observe(array ...) binding. wrappedCb._cId = getCbKey(cb); // Identify wrapped callback with unwrapped callback, so unobserveAll will // remove previous observeAll wrapped callback, if inner callback was the same; if (notRemoving) { $observe(namespace, object, isObject, wrappedCb, unobserve, filter, nextParentObs, allPath); obId = $data(object).obId; objMap[obId] = (objMap[obId] || 0) + 1; // Register on map of objects observed/unobserved by this observeAll/unobserveAll call //- or remove from map if we are removing this object from observeAll call. (Avoid dups, for cyclic graphs) } else { if (--objMap[$data(object).obId]) { // Register on map of objects observed/unobserved by this observeAll/unobserveAll call //- or remove from map if we are removing this object from observeAll call. (Avoid dups, for cyclic graphs) return; } $observe(namespace, object, isObject, wrappedCb, unobserve, filter, nextParentObs, allPath); } } } else { // No callback. Just unobserve if unobserve === true. if (objMap) { objMap[$data(object).obId] = 1; // Register on map of objects unobserved by this unobserveAll call. (Avoid dups, for cyclic graphs) } $observe(namespace, object, isObject, undefined, unobserve, filter, nextParentObs, allPath); } if (isObject) { // Continue stepping through object graph, observing object and arrays // To override filtering, pass in filter function, or replace $.observable._fltr for (l in object) { newAllPath = allPath + "." + l; filterAndObserveAll(object, l, unobserve); } } else { // Observe items in Array observeArrayItems(object, unobserve); } } }, shallowFilter = function(path /*, object, parentObs*/) { return rShallowPath.test(path); // No '.' and no '[' in path }, $unobserve = function() { [].push.call(arguments, true); // Add true as additional final argument return $observe.apply(undefined, arguments); }, batchTrigger = function(async) { var event, batch = this.slice(); this.length = 0; this._go = 0; while (event = batch.shift()) { if (!event.skip) { event[0]._trigger(event[1], event[2], true); } } this.paths = {}; }; $observe = function() { // $.observe([namespace, ]root, [1 or more objects, path or path Array params...], callback[, contextCallback][, unobserve]) function innerObserve() { var p, parts, unobserve, callback, cbId, inId, data, contextCb, items, cbBindings, innerCb, parentObs, allPath, filter, initNsArr, initNsArrLen, view, prop, events, el; function unobserveBinding(cb, binding) { var object; for (data in binding) { object = binding[data]; if ($isArray(object)) { bindArray(cb, object, unobserve, unobserve); } else { observeOnOff(cb, object, undefined, ns, ""); } } } function observeOnOff(cb, object, fullPath, namespace, pathStr, isArrayBinding, off) { var j, evData, dataOb, boundObOrArr = wrapArray(object), prntObs = parentObs, allPth = allPath; namespace = initialNs ? namespace + "." + initialNs : namespace; if (!unobserve && (off || isArrayBinding)) { events = $._data(object).events; events = events && events[isArrayBinding ? arrayChangeStr : propertyChangeStr]; el = events && events.length; while (el--) { // Skip duplicates data = events[el] && events[el].data; if (data && (off && data.ns !== initialNs // When observing, don't unbind dups unless they have the same namespace || !off && data.ns === initialNs && data.cb && data.cb._cId === cb._cId && data.cb._inId === cb._inId && (!cb._wrp || data.cb._wrp))) // When observing and doing array binding, don't bind dups if they have the same namespace (Dups can happen e.g. with {^{for people ^~foo=people}}) { return; } } } if (unobserve || off) { $(boundObOrArr).off(namespace, onDataChange); } else { evData = isArrayBinding ? {} : { fullPath: fullPath, paths: pathStr ? [pathStr] : [], prop: prop, _arOk: allowArray }; evData.ns = initialNs; evData.cb = cb; if (allPath) { // This is an observeAll call evData.observeAll = { _path: allPth, path: function() { // Step through path and parentObs parent chain, replacing '[]' by '[n]' based on current index of objects in parent arrays. j = prntObs.length; return allPth.replace(/[[.]/g, function(all) { j--; return all === "[" ? "[" + $.inArray(prntObs[j - 1], prntObs[j]) : "."; }); }, parents: function() { return prntObs; // The chain of parents between the modified object and the root object used in the observeAll() call }, filter: filter }; } $(boundObOrArr).on(namespace, null, evData, onDataChange); if (cbBindings) { // Add object to cbBindings dataOb = $data(object); dataOb = dataOb.obId || (dataOb.obId = observeObjKey++); cbBindings[dataOb] = cbBindings[dataOb] || (cbBindings.len++, object); } } } function bindArray(cb, arr, unbind, isArray, relPath) { if (allowArray) { // allowArray is 1 if this is a call to observe that does not come from observeAndBind (tag binding), or is from a 'depends' path, // or for a tag with tag.onArrayChange = true - so we allow arrayChange binding. Otherwise allowArray is zero. var object, prevAllPath = allPath; object = arr; if (relPath) { object = arr[relPath]; allPath = allPath ? allPath + "." + relPath : allPath; } if (isArray || $isArray(object)) { if (filter && object) { object = $observable._fltr(allPath, object, parentObs, filter); } if (object) { observeOnOff(cb, object, undefined, arrayChangeStr + ".observe" + getCbKey(cb), undefined, true, unbind); } } allPath = prevAllPath; } } function observeObjects(paths) { function observeObjectPaths(object, pths, callback, contextCb) { function getInnerCb(exprOb) { exprOb.ob = contextCb(exprOb); // Initialize object return exprOb.cb = function(ev, eventArgs) { // The innerCb used for updating a computed in a compiled expression (setting the new instance as exprOb.ob, unobserving the previous object, // and observing the new one), then calling the outerCB - i.e. the handler for the whole compiled expression. // Initialized exprOb.ob to the current object. // Uses the contextCb callback to execute the compiled exprOb template in the context of the view/data etc. to get the returned value, typically an object or array. // If it is an array, registers array binding // Note: For jsviews/issues/292 ctxCb will need var ctxCb = contextCb || function(exprOb, origRt) {return exprOb._cpfn(origRt);}; var obj = exprOb.ob, // The old object sub = exprOb.sb, newObj = contextCb(exprOb); if (newObj !== obj) { if (typeof obj === OBJECT) { bindArray(callback, obj, true); if (sub || allowArray && $isArray(obj)) { innerObserve([obj], sub, callback, contextCb, true); // unobserve on the old object } } exprOb.ob = newObj; // Put the updated object instance onto the exprOb in the paths array, so subsequent string paths are relative to this object if (typeof newObj === OBJECT) { bindArray(callback, newObj); if (sub || allowArray && $isArray(newObj)) { // observe on new object innerObserve([newObj], sub, callback, contextCb); } } } // Call the outerCb - to execute the compiled expression that this computed is part of callback(ev, eventArgs); }; } function observePath(object, prts) { // Step through the path parts "this.is^some.path" and observe changes (on the leaf, or down to the bound depth) function obArrAddRemove(ev, eventArgs) { // If a "[].*" or "[].prop" wild card path (for observing properties of array items) we need to observe or unobserve added or removed items var l; if (eventArgs.change === "insert" || (unobserve = eventArgs.change === "remove")) { l = eventArgs.items.length; while (l--) { observePath(eventArgs.items[l], prts.slice()); } unobserve = false; } } if (callback) { obArrAddRemove._cId = getCbKey(callback); // Identify wrapped callback with unwrapped callback, so unobserveAll will // remove previous observeAll wrapped callback, if inner callback was the same; obArrAddRemove._inId = ".arIn" + observeInnerCbKey++; // Specific _inId for each distinct obArrAddRemove, so not skipped as dups } var arrIndex, skip, dep, obArr, prt, fnProp, isGet, obj = object; if (object && object._cxp) { return observeObjectPaths(object[0], [object[1]], callback, contextCb); } while ((prop = prts.shift()) !== undefined && prop !== "__proto__") { // Prevent prototype pollution attacks if (obj && typeof obj === OBJECT && typeof prop === STRING) { if (prop === "") { continue; } if (prop.slice(-2) === "()") { prop = prop.slice(0, -2); isGet = true; } if ((prts.length < depth + 1) && !obj.nodeType) { // Add observer for each token in path starting at depth, and on to the leaf if (!unobserve && (events = $._data(obj).events)) { events = events && events[propertyChangeStr]; el = events && events.length; skip = 0; while (el--) { // Skip duplicates data = events[el].data; if (data && data.ns === initialNs && data.cb._cId === callback._cId && data.cb._inId === callback._inId && !data._arOk === !allowArray && (data.prop === prop || data.prop === "*" || data.prop === "**")) { if (prt = prts.join(".")) { data.paths.push(prt); // We will skip this binding, but if it is not a leaf binding, // need to keep bindings for rest of path, ready for if the obj gets swapped. } skip++; } } if (skip) { // Duplicate binding(s) found, so move on fnProp = obj[prop]; obj = $isFunction(fnProp) ? fnProp.call(obj) : obj[prop]; continue; } } if (prop === "*" || prop === "**") { // "*" => all properties. "**" => all properties and sub-properties (i.e. deep observeAll behavior) if (!unobserve && events && events.length) { // Remove existing bindings, since they will be duplicates with "*" or "**" observeOnOff(callback, obj, path, ns, "", false, true); } if (prop === "*") { observeOnOff(callback, obj, path, ns, ""); // observe the object for any property change for (prt in obj) { // observing "*": So (in addition to listening to prop change, above) listen to arraychange on props of type array if (prt !== $expando) { bindArray(callback, obj, unobserve, undefined, prt); } } } else { $.observable(initialNs, obj)[(unobserve ? "un" : "") + "observeAll"](callback); // observe or unobserve the object for any property change } break; } else if (prop == "[]") { // "[].*" or "[].prop" wild card path, for observing properties of array items if ($isArray(obj)) { if (unobserve) { observeOnOff(callback, obj, path, arrayChangeStr + getCbKey(callback), undefined, unobserve, unobserve); } else { $observe(initialNs, obj, obArrAddRemove, unobserve); // observe or unobserve added or removed items } } } else if (prop) { observeOnOff(callback, obj, path, ns + ".p_" + prop, prts.join("^")); // By using "^" rather than "." we ensure that deep binding will be used on newly inserted object graphs } } if (allPath) { allPath += "." + prop; } if (prop === "[]") { if ($isArray(obj)) { obArr = obj; arrIndex = obj.length; } while (arrIndex--) { obj = obArr[arrIndex]; observePath(obj, prts.slice()); } return; } prop = obj[prop]; if (!prts[0]) { bindArray(callback, prop, unobserve); // [un]observe(object, "arrayProperty") observes array changes on property of type array } } if ($isFunction(prop)) { fnProp = prop; if (dep = fnProp.depends) { // This is a computed observable. We will observe any declared dependencies. if (obj._vw && obj._ocp) { // Observable contextual parameter, so context was ocp object. Now move context to view.data for dependencies obj = obj._vw; // storeView or tag (scope of contextual parameter) if (obj._tgId) { // Is a tag, so get view obj = obj.tagCtx.view; } obj = obj.data; // view.data } observeObjects(concat.apply([], [[obj], dependsPaths(dep, obj, callback)])); } if (isGet) { if (!prts[0]) { bindArray(callback, fnProp.call(obj), unobserve); break; } prop = fnProp.call(obj); if (!prop) { break; } } } obj = prop; } } var i, path, depth = 0, l = pths.length; if (object && !contextCb && ((view = object._is === "view") || object._is === "tag")) { contextCb = $sub._gccb(view ? object : object.tagCtx.contentView); if (callback && !unobserve) { (function() { var ob = object, cb = callback; callback = function(ev, eventArgs) { // Wrapped callback so this pointer is tag or view cb.call(ob, ev, eventArgs); }; callback._cId = cb._cId; callback._inId = cb._inId; })(); } object = view ? object.data : object; } if (!pths[0]) { if ($isArray(object)) { bindArray(callback, object, unobserve, true); // observe(array, handler) } else if (unobserve) { observeOnOff(callback, object, undefined, ns, ""); // unobserve(objectOrArray[, handler]) } } for (i = 0; i < l; i++) { // Step through objects and paths path = pths[i]; if (path === "") { continue; } if (path && path._ar) { allowArray += path._ar; // Switch on allowArray for depends paths, and off, afterwards. continue; } if (typeof path === STRING) { parts = path.split("^"); if (parts[1]) { // We bind the leaf, plus additional nodes based on depth. // "a.b.c^d.e" is depth 2, so listens to changes of e, plus changes of d and of c depth = parts[0].split(".").length; path = parts.join("."); depth = path.split(".").length - depth; // if more than one ^ in the path, the first one determines depth } if (contextCb && (items = contextCb(path, depth))) { //object, paths if (items.length) { var ob = items[0], pth = items[1]; if (ob && ob._cxp) { // contextual parameter pth = ob[1]; ob = ob[0]; if (ob._is === "view") { observeObjectPaths(ob, [pth], callback); // Setting contextCb to undefined, to use passed in view for new contextCb continue; } } if (typeof pth === STRING) { observePath(ob, pth.split(".")); } else { observeObjectPaths(items.shift(), items, callback, contextCb); } } } else { observePath(object, path.split(".")); } } else if (!$isFunction(path) && path && path._cpfn) { // Path is an exprOb returned by a computed property - helper/data function (compiled expr function). // Get innerCb for updating the object innerCb = unobserve ? path.cb || (path.cb = callback) : getInnerCb(path); // https://github.com/BorisMoore/jsviews/issues/463#issuecomment-2651496030 // innerCb._ctx = callback._ctx; Could pass context (e.g. linkCtx) for use in a depends = function() {} call, so depends is different for different linkCtx's innerCb._cId = callback._cId; // Set the same cbBindingsStore key as for callback, so when callback is disposed, disposal of innerCb happens too. innerCb._inId = innerCb._inId || ".obIn" + observeInnerCbKey++; if (path.bnd || path.prm && path.prm.length || !path.sb) { // If the exprOb is bound e.g. foo()^sub.path, or has parameters e.g. foo(bar) or is a leaf object (so no sub path) e.g. foo() // then observe changes on the object, or its parameters and sub-path innerObserve([object], path.path, (path.prm.length ? [path.root||object] : []), path.prm, innerCb, contextCb, unobserve); } if (path.sb) { // Has a subPath // Observe changes on the sub-path if (path.sb.prm) { path.sb.root = object; } // Set current object on exprOb.ob observeObjectPaths(path.ob, [path.sb], callback, contextCb); } } } } var pth, pths = [], // Array of paths for current object l = paths.length; while (l--) { // Step backwards through paths and objects pth = paths[l]; if (typeof pth === STRING || pth && (pth._ar || pth._cpfn)) { pths.unshift(pth); // This is a path so add to arr } else { // This is an object observeObjectPaths(pth, pths, callback, contextCb); pths = []; // New array for next object } } } //END OF FUNCTIONS var ns = observeStr, paths = this != 1 // Using != for IE<10 bug- see jsviews/issues/237 ? concat.apply([], arguments) // Flatten the arguments - this is a 'recursive call' with params using the 'wrapped array' // style - such as innerObserve([object], path.path, [origRoot], path.prm, innerCb, ...); : slice.call(arguments), // Don't flatten - this is the first 'top-level call, to innerObserve.apply(1, paths) lastArg = paths.pop() || false, m = paths.length; if (typeof lastArg === STRING) { // If last arg is a string then this observe call is part of an observeAll call, allPath = lastArg; // and the last three args are the filter, the parentObs array, and the allPath string. parentObs = paths.pop(); filter = paths.pop(); lastArg = !!paths.pop(); // unobserve m -= 3; } if (lastArg === !!lastArg) { unobserve = lastArg; lastArg = paths[m-1]; lastArg = m && typeof lastArg !== STRING && (!lastArg || $isFunction(lastArg)) ? (m--, paths.pop()) : undefined; if (unobserve && !m && $isFunction(paths[0])) { lastArg = paths.shift(); } } callback = lastArg; if (m && $isFunction(paths[m - 1])) { contextCb = callback; lastArg = callback = paths.pop(); m--; } if (unobserve && callback && !callback._cId) { return; } // Use a unique namespace (e.g. obs7) associated with each observe() callback to allow unobserve to remove handlers ns += callback ? ((inId = callback._inId || ""), unobserve) ? callback._cId + inId : (cbId = getCbKey(callback)) + inId : ""; if (cbId && !unobserve) { cbBindings = cbBindingsStore[cbId] = cbBindingsStore[cbId] || {len: 0}; } initNsArr = initialNs && initialNs.match(rNotWhite) || [""]; initNsArrLen = initNsArr.length; while (initNsArrLen--) { // Step through multiple white-space separated namespaces if there are any initialNs = initNsArr[initNsArrLen]; if (unobserve && arguments.length < 3) { if (callback) { unobserveBinding(callback, cbBindingsStore[callback._cId]); // unobserve(handler) - unobserves this handler, all objects } else if (!paths[0]) { for (p in cbBindingsStore) { unobserveBinding(callback, cbBindingsStore[p]); // unobserve() - unobserves all } } } observeObjects(paths); } if (cbId && !cbBindings.len) { // If the cbBindings collection is empty we will remove it from the cbBindingsStore delete cbBindingsStore[cbId]; } // Return the cbBindings to the top-level caller, along with the cbId return {cbId: cbId, bnd: cbBindings, s: cbBindingsStore}; } var initialNs, allowArray = this == 1 ? 0 : 1, // If this == 1, this is a call from observeAndBind (doing binding of datalink expressions), // and tag.onArrayChange is not set to true. We don't bind arrayChange events in this scenario. Instead, {^{for}} and similar // do specific arrayChange binding to the tagCtx.args[0] value, in onAfterLink. // Note deliberately using this == 1, rather than this === 1 because of IE<10 bug - see jsviews/issues/237 paths = slice.call(arguments), pth = paths[0]; if (typeof pth === STRING) { initialNs = pth; // The first arg is a namespace, since it is a string paths.shift(); } return innerObserve.apply(1, paths); }; asyncBatch.wait = function() { var batch = this; batch._go = 1; setTimeout(function() { batch.trigger(true); batch._go = 0; batch.paths = {}; }); }; $observable = function(ns, data, delay) { if (typeof ns !== STRING) { delay = data; data = ns; ns = ""; } delay = delay === undefined ? $subSettingsAdvanced.asyncObserve : delay; var observable = $isArray(data) ? new ArrayObservable(ns, data) : new ObjectObservable(ns, data); if (delay) { if (delay === true) { observable.async = true; delay = asyncBatch; } if (!delay.trigger) { if ($isArray(delay)) { delay.trigger = batchTrigger; delay.paths = {}; } else { delay = undefined; } } observable._batch = delay; } return observable; }; //========================== Initialize ========================== $.observable = $observable; $observable._fltr = function(path, object, parentObs, filter) { if (filter && $isFunction(filter) && (typeof object === OBJECT || $isFunction(object)) ? filter(path, object, parentObs) : true // TODO Consider supporting filter being a string or strings to do RegEx filtering based on key and/or path ) { object = $isFunction(object) ? object.set && object.call(parentObs[0]) // It is a getter/setter : object; return typeof object === OBJECT && object; } }; $observable.Object = ObjectObservable; $observable.Array = ArrayObservable; $.observe = $observable.observe = $observe; $.unobserve = $observable.unobserve = $unobserve; $observable._apply = observe_apply; ObjectObservable.prototype = { _data: null, observeAll: $observeAll, unobserveAll: $unobserveAll, data: function() { return this._data; }, setProperty: function(path, value, nonStrict, isCpfn) { path = path || ""; var key, pair, parts, tempBatch, multi = typeof path !== STRING, // Hash of paths self = this, object = self._data, batch = self._batch; if (object) { if (multi) { nonStrict = value; if ($isArray(path)) { // This is the array format generated by serializeArray. However, this has the problem that it coerces types to string, // and does not provide simple support of convertTo and convertFrom functions. key = path.length; while (key--) { pair = path[key]; self.setProperty(pair.name, pair.value, nonStrict === undefined || nonStrict); //If nonStrict not specified, default to true; } } else { if (!batch) { self._batch = tempBatch = []; tempBatch.trigger = batchTrigger; tempBatch.paths = {}; } for (key in path) { // Object representation where property name is path and property value is value. self.setProperty(key, path[key], nonStrict); } if (tempBatch) { self._batch.trigger(); self._batch = undefined; } } } else if (path !== $expando) { // Simple single property case. parts = path.split(/[.^]/); while (object && parts.length > 1) { key = parts.shift(); object = key !== "__proto__" ? object[key] : undefined; // Avoid prototype pollution } if (object) { self._setProperty(object, parts[0], value, nonStrict, isCpfn); } } } return self; }, removeProperty: function(path) { this.setProperty(path, remove); return this; }, _setProperty: function(leaf, path, value, nonStrict, isCpfn) { var setter, getter, removeProp, eventArgs, view, property = path ? leaf[path] : leaf; if ($isFunction(property) && !$isFunction(value)) { if (isCpfn && !property.set) { return; // getter function with no setter defined. So will not trigger update } else if (property.set) { // Case of property setter/getter - with convention that property is getter and property.set is setter view = leaf._vw // Case of JsViews 2-way data-linking to an observable context parameter, with a setter. // The view will be the this pointer for getter and setter. Note: this is the one scenario where path is "". || leaf; getter = property; setter = getter.set === true ? getter : getter.set; property = getter.call(view); // get - only treated as getter if also a setter. Otherwise it is simply a property of type function. // See unit tests 'Can observe properties of type function'. } } if (property !== value || nonStrict && property != value) { // Optional non-strict equality, since serializeArray, and form-based editors can map numbers to strings, etc. // Date objects don't support != comparison. Treat as special case. if (!(property instanceof Date && value instanceof Date) || property > value || property < value) { if (setter) { setter.call(view, value); // set value = getter.call(view); // get updated value } else if (removeProp = value === remove) { if (property !== undefined) { delete leaf[path]; value = undefined; } else { path = undefined; // If value was already undefined, don't trigger handler for removeProp } } else if (path) { leaf[path] = value; } if (path) { eventArgs = {change: "set", path: path, value: value, oldValue: property, remove: removeProp}; if (leaf._ocp) { eventArgs.ctxPrm = leaf._key; } this._trigger(leaf, eventArgs); } } } }, _trigger: function(target, eventArgs, force) { $subSettings._cchCt++; // Since we are making observable data change, increment cacheCounter to clear cached values and recompute var key, batch, previous, self = this; if ($.hasData(target)) { if (!force && (batch = self._batch)) { if (self.async && !batch._go) { batch.wait(); } batch.push([self, target, eventArgs]); key = $data(target).obId + eventArgs.path; if (previous = batch.paths[key]) { batch[previous-1].skip = 1; } batch.paths[key] = batch.length; } else { $(target).triggerHandler(propertyChangeStr + (this._ns ? "." + /^\S+/.exec(this._ns)[0] : ""), eventArgs); // If white-space separated namespaces, use first one only eventArgs.oldValue = null; // Avoid holding on to stale objects } } } }; ArrayObservable.prototype = { _data: null, observeAll: $observeAll, unobserveAll: $unobserveAll, data: function() { return this._data; }, insert: function(index, data) { var _data = this._data; if (arguments.length === 1) { data = index; index = _data.length; } index = PARSEINT(index); if (index > -1) { data = $isArray(data) ? data : [data]; // data can be a single item (including a null/undefined value) or an array of items. // Note the provided items are inserted without being cloned, as direct references to the provided objects if (data.length) { this._insert(index, data); } } return this; }, _insert: function(index, data) { var _data = this._data, oldLength = _data.length; if (index > oldLength) { index = oldLength; } splice.apply(_data, [index, 0].concat(data)); this._trigger({change: "insert", index: index, items: data}, oldLength); }, remove: function(index, numToRemove) { var items, _data = this._data; if (index === undefined) { index = _data.length - 1; } index = PARSEINT(index); numToRemove = numToRemove ? PARSEINT(numToRemove) : numToRemove === 0 ? 0 : 1; // if null or undefined: remove 1 if (numToRemove > 0 && index > -1) { items = _data.slice(index, index + numToRemove); if (numToRemove = items.length) { this._remove(index, numToRemove, items); } } return this; }, _remove: function(index, numToRemove, items) { var _data = this._data, oldLength = _data.length; _data.splice(index, numToRemove); this._trigger({change: "remove", index: index, items: items}, oldLength); }, move: function(oldIndex, newIndex, numToMove) { numToMove = numToMove ? PARSEINT(numToMove) : numToMove === 0 ? 0 : 1; // if null or undefined: move 1 oldIndex = PARSEINT(oldIndex); newIndex = PARSEINT(newIndex); if (numToMove > 0 && oldIndex > -1 && newIndex > -1 && oldIndex !== newIndex) { this._move(oldIndex, newIndex, numToMove); } return this; }, _move: function(oldIndex, newIndex, numToMove) { var items, _data = this._data, oldLength = _data.length, excess = oldIndex + numToMove - oldLength; if (excess > 0) { numToMove -= excess; } if (numToMove) { items = _data.splice(oldIndex, numToMove); // remove if (newIndex > _data.length) { newIndex = _data.length; } splice.apply(_data, [newIndex, 0].concat(items)); //re-insert if (newIndex !== oldIndex) { this._trigger({change: "move", oldIndex: oldIndex, index: newIndex, items: items}, oldLength); } } }, refresh: function(newItems) { function insertAdded() { if (k) { self.insert(j-k, addedItems); // Not found in original array - so insert dataLength += k; i += k; k = 0; addedItems = []; } } // For refresh operation we iteratively step through the target array and sort by move/add/remove operations on the source array until they match var i, j, k, newItem, num, self = this, addedItems = [], data = self._data, oldItems = data.slice(), oldLength = data.length, dataLength = oldLength, newLength = newItems.length; self._srt = true; // Flag for sorting during refresh for (j=k=0; j j) { self.remove(j, dataLength - j); } self._srt = undefined; // We have finished sort operations during refresh if (oldLength || newLength) { self._trigger({change: "refresh", oldItems: oldItems}, oldLength); } return self; }, _trigger: function(eventArgs, oldLength, force) { $subSettings._cchCt++; // Since we are making observable data change, increment cacheCounter to clear cached values and recompute var length, _data, batch, self = this; if ($.hasData(_data = self._data)) { if (!force && (batch = self._batch)) { eventArgs._dly = true; // Delayed event (async or batch change) batch.push([self, eventArgs, oldLength]); if (self.async && !batch._go) { batch.wait(); } } else { length = _data.length; _data = $([_data]); if (self._srt) { eventArgs.refresh = true; // We are sorting during refresh } else if (length !== oldLength) { // We have finished sort operations during refresh _data.triggerHandler(propertyChangeStr, {change: "set", path: "length", value: length, oldValue: oldLength}); } _data.triggerHandler(arrayChangeStr + (self._ns ? "." + /^\S+/.exec(self._ns)[0] : ""), eventArgs); // If white-space separated namespaces, use first one only } } } }; $eventSpecial[propertyChangeStr] = $eventSpecial[arrayChangeStr] = { // Register a jQuery special 'remove' event, to access the data associated with handlers being removed by jQuery.off(). // We get data.cb._cId from the event handleObj and get the corresponding cbBindings hash from the cbBindingsStore, // then remove this object from that bindings hash - if the object does not have any other handlers associated with the same callback. remove: function (handleObj) { var cbBindings, found, events, l, data, evData = handleObj.data; if ((evData) && (evData.off = true, evData = evData.cb)) { //Set off = true as marker for disposed event // Get the cb._cId from handleObj.data.cb._cId if (cbBindings = cbBindingsStore[evData._cId]) { // There were bindings for this callback. If this was the last one, we'll remove it. events = $._data(this).events[handleObj.type]; l = events.length; while (l-- && !found) { found = (data = events[l].data) && data.cb && data.cb._cId === evData._cId; // Found another one with same callback (though may be a different innerCallback) } if (!found) { if (--cbBindings.len) { delete cbBindings[$data(this).obId]; } else { delete cbBindingsStore[evData._cId]; // If the cbBindings collection is empty we will remove it from the cbBindingsStore } } } } } }; //========================== // dataMap with data-linking //========================== $views.map = function(mapDef) { function Map(source, options, oldMapOrTarget, unbound) { var changing, updatedMap, map = this; if (map.src) { map.unmap(); // We are re-mapping a new source } if (options) { options.map = map; } if (typeof source === OBJECT || $isFunction(source)) { map.src = source; if (unbound) { map.tgt = mapDef.getTgt(source, options); } else { if (oldMapOrTarget) { map.tgt = oldMapOrTarget.tgt || $isArray(oldMapOrTarget) && oldMapOrTarget; // Can provide an existing map, or a target array to be used on new map } map.tgt = map.tgt || []; map.options = options || map.options; if (updatedMap = map.update()) { map = updatedMap; // If updating returns another map, then we can replace this one (so no need to bind it) } else { if (mapDef.obsSrc) { $observable(map.src).observeAll(map.obs = function(ev, eventArgs) { if (!changing && !eventArgs.refresh) { changing = true; mapDef.obsSrc(map, ev, eventArgs); changing = undefined; } }, map.srcFlt); } if (mapDef.obsTgt) { $observable(map.tgt).observeAll(map.obt = function(ev, eventArgs) { if (!changing && !map.tgt._updt) { changing = true; mapDef.obsTgt(map, ev, eventArgs); changing = undefined; } }, map.tgtFlt); } } } } } if ($isFunction(mapDef)) { // Simple map declared as function mapDef = { getTgt: mapDef }; } if (mapDef.baseMap) { mapDef = $.extend({}, mapDef.baseMap, mapDef); } mapDef.map = function(source, options, oldMap, unbound) { return new Map(source, options, oldMap, unbound); }; (Map.prototype = { srcFlt: mapDef.srcFlt || shallowFilter, // default to shallowFilter tgtFlt: mapDef.tgtFlt || shallowFilter, update: function(options) { var oldMap, newMap, map = this, tgt = map.tgt; if (!tgt._updt) { tgt._updt = true; oldMap = map.options && map.options.map; $observable(tgt).refresh(mapDef.getTgt(map.src, map.options = options || map.options)); tgt._updt = false; newMap = map.options && map.options.map; if (newMap && oldMap !== newMap) { return newMap; } } }, observe: function(deps, linkCtx) { // Listen to observable changes of mapProps, and call map.update when change happens var map = this, options = map.options; if (map.obmp) { // There is a previous handler observing the mapProps $unobserve(map.obmp); } map.obmp = function() { // Observe changes in the mapProps ("filter", "sort", "reverse", "start", "end") var newTagCtx = linkCtx.fn(linkCtx.data, linkCtx.view, $sub)[options.index]; // Updated tagCtx props and args $.extend(options.props, newTagCtx.props); // Update props to new values options.args = newTagCtx.args; // Update args to new values map.update(); // Update the map target array, based on new mapProp values }; $observable._apply(1, linkCtx.data, dependsPaths(deps, linkCtx.tag, map.obmp), map.obmp, linkCtx._ctxCb); }, unmap: function() { var map = this; if (map.src && map.obs) { $observable(map.src).unobserveAll(map.obs, map.srcFlt); } if (map.tgt && map.obt) { $observable(map.tgt).unobserveAll(map.obt, map.tgtFlt); } if (map.obmp) { $unobserve(map.obmp); } map.src = undefined; }, map: Map, _def: mapDef }).constructor = Map; return mapDef; }; $sub.advSet = function() { // refresh advanced settings $sub = this; // If JsRender is loaded after jquery.observable, then this sets $sub to $.views.sub $subSettingsAdvanced = $subSettings.advanced; global._jsv = $subSettingsAdvanced._jsv ? { // create global _jsv, for accessing views, etc cbBindings: cbBindingsStore } : undefined; // In IE8 cannot do delete global._jsv }; $sub._dp = dependsPaths; $sub._gck = getCbKey; $sub._obs = $observe; $subSettings._cchCt = 0; // Counter for clearing cached values for getCache() call $subSettingsAdvanced = $subSettings.advanced = $subSettingsAdvanced || { useViews: false, _jsv: false // For global access to JsViews store }; } return $; }, window)); },{}],2:[function(require,module,exports){ /*! jquery.views.js v1.0.16: http://jsviews.com/ */ /* * Interactive data-driven views using JsRender templates. * Subcomponent of JsViews * Requires jQuery and jsrender.js (Best-of-breed templating in browser or on Node.js) * See JsRender at http://jsviews.com/#download and http://github.com/BorisMoore/jsrender * Also requires jquery.observable.js * See JsObservable at http://jsviews.com/#download and http://github.com/BorisMoore/jsviews * * Copyright 2025, Boris Moore * Released under the MIT License. */ //jshint -W018, -W041, -W120 (function(factory, global) { // global var is the this object, which is window when running in the usual browser environment var $ = global.jQuery; if (typeof exports === "object") { // CommonJS e.g. Browserify module.exports = $ ? factory(global, $) : function($) { // If no global jQuery, take jQuery passed as parameter (with JsRender and JsObservable): require("jquery.views")(jQuery) return factory(global, $); }; } else if (typeof define === "function" && define.amd) { // AMD script loader, e.g. RequireJS define(["jquery", "./jsrender", "./jquery.observable"], function($, jsr, jso) { return factory(global, $, jsr, jso); }); // Require jQuery, JsRender, JsObservable } else { // Browser using plain ', openScript = ' - data-linked tag, close marker // We validate with inTag so no script markers are inserted in attribute context e.g. for: // "" or "
...{{/if}}..." preceding = id ? (preceding + endOfElCnt + spaceBefore + (inTag ? "" : openScript + id + closeScript)+ spaceAfter + tag) : endOfElCnt || all; } if (validate && boundId) { if (inTag) { // JsViews data-linking tags are not allowed within element markup. // See jsviews/issues/303 syntaxError('{^{ within elem markup (' + inTag + ' ). Use data-link="..."'); } if (id.charAt(0) === "#") { tagStack.unshift(id.slice(1)); } else if (id.slice(1) !== (bndId = tagStack.shift())) { // See jsviews/issues/213 syntaxError('Closing tag for {^{...}} under different elem: <' + bndId + '>'); } } if (tag) { inTag = tag; // If there are ids (markers since the last tag), move them to the defer string tagStack.unshift(parentTag); parentTag = tag.slice(1); if (validate && tagStack[0] && tagStack[0] === badParent[parentTag]) { // Missing // TODO: replace this by smart insertion of tags error('Parent of must be '); } isVoid = voidElems[parentTag]; if ((elCnt = elContent[parentTag]) && !prevElCnt) { deferStack.unshift(defer); defer = ""; } prevElCnt = elCnt; //TODO Consider providing validation which throws if you place as child of , etc. - since if not caught, //this can cause errors subsequently which are difficult to debug. // if (elContent[tagStack[0]]>2 && !elCnt) { // error(parentTag + " in " + tagStack[0]); // } if (defer && elCnt) { defer += "+"; // Will be used for stepping back through deferred tokens } } return preceding; } function processViewInfos(vwInfos, targetParent) { // If targetParent, we are processing viewInfos (which may include navigation through '+-' paths) and hooking up to the right parentElem etc. // (and elem may also be defined - the next node) // If no targetParent, then we are processing viewInfos on newly inserted content var deferPath, deferChar, bindChar, parentElem, id, onAftCr, deep, addedBindEls = []; // In elCnt context (element-only content model), prevNode is the first node after the open, nextNode is the first node after the close. // If both are null/undefined, then open and close are at end of parent content, so the view is empty, and its placeholder is the // 'lastChild' of the parentNode. If there is a prevNode, then it is either the first node in the view, or the view is empty and // its placeholder is the 'previousSibling' of the prevNode, which is also the nextNode. if (vwInfos) { if (vwInfos._tkns.charAt(0) === "@") { // We are processing newly inserted content. This is a special script element that was created in convertMarkers() to process deferred bindings, // and inserted following the target parent element - because no element tags (outside elCnt) were encountered to carry those binding tokens. // We will step back from the preceding sibling of this element, looking at targetParent elements until we find the one that the current binding // token belongs to. Set elem to null (the special script element), and remove it from the DOM. targetParent = elem.previousSibling; elem.parentNode.removeChild(elem); elem = undefined; } len = vwInfos.length; while (len--) { vwInfo = vwInfos[len]; //if (prevIds.indexOf(vwInfo.token) < 0) { // This token is a newly created view or tag binding bindChar = vwInfo.ch; if (deferPath = vwInfo.path) { // We have a 'deferred path' j = deferPath.length - 1; while (deferChar = deferPath.charAt(j--)) { // Use the "+" and"-" characters to navigate the path back to the original parent node where the deferred bindings ocurred if (deferChar === "+") { if (deferPath.charAt(j) === "-") { j--; targetParent = targetParent.previousElementSibling; // IE9 or later only } else { targetParent = targetParent.parentNode; } } else { targetParent = targetParent.lastElementChild; // IE9 or later only } } } if (bindChar === "^") { if (tag = bindingStore[id = vwInfo.id]) { // The binding may have been deleted, for example in a different handler to an array collectionChange event // This is a tag binding deep = targetParent && (!elem || elem.parentNode !== targetParent); // We are stepping back looking for the right targetParent, // or we are linking existing content and this element is in elCnt, not an immediate child of the targetParent. if (!elem || deep) { tag.parentElem = targetParent; } if (vwInfo.elCnt && deep) { // With element only content, if there is no following element, or if the binding is deeper than the following element // then we need to set the open or close token as a deferred binding annotation on the parent setDefer(targetParent, (vwInfo.open ? "#" : "/") + id + bindChar + (targetParent._df || "")); } // This is an open or close marker for a data-linked tag {^{...}}. Add it to bindEls. addedBindEls.push([deep ? null : elem, vwInfo]); } } else if (view = viewStore[id = vwInfo.id]) { // The view may have been deleted, for example in a different handler to an array collectionChange event if (!view.parentElem) { // If view is not already extended for JsViews, extend and initialize the view object created in JsRender, as a JsViews view view.parentElem = targetParent || elem && elem.parentNode || parentNode; view._.onRender = addBindingMarkers; view._.onArrayChange = arrayChangeHandler; setArrayChangeLink(view); } parentElem = view.parentElem; if (vwInfo.open) { // This is an 'open view' node (preceding script marker node, // or if elCnt, the first element in the view, with a data-jsv annotation) for binding view._elCnt = vwInfo.elCnt; if (targetParent && !elem) { setDefer(targetParent, "#" + id + bindChar + (targetParent._df || "")); } else { // No targetParent, so there is a ._nxt elem (and this is processing tokens on the elem) if (!view._prv) { setDefer(parentElem, removeSubStr(parentElem._df, "#" + id + bindChar)); } view._prv = elem; } } else { // This is a 'close view' marker node for binding if (targetParent && (!elem || elem.parentNode !== targetParent)) { // There is no ._nxt so add token to _df. It is deferred. setDefer(targetParent, "/" + id + bindChar + (targetParent._df || "")); view._nxt = undefined; } else if (elem) { // This view did not have a ._nxt, but has one now, so token may be in _df, and must be removed. (No longer deferred) if (!view._nxt) { setDefer(parentElem, removeSubStr(parentElem._df, "/" + id + bindChar)); } view._nxt = elem; } if (onAftCr = changeHandler(view, onAfterCreateStr) || onAfterCreate) { onAftCr.call(view.ctx.tag, view); } } //} } } len = addedBindEls.length; while (len--) { // These were added in reverse order to addedBindEls. We push them in BindEls in the correct order. bindEls.push(addedBindEls[len]); } } return !vwInfos || vwInfos.elCnt; } function getViewInfos(vwInfos) { // Used by view.childTags() and tag.childTags() // Similar to processViewInfos in how it steps through bindings to find tags. Only finds data-linked tags. var level, parentTag, named; if (vwInfos) { len = vwInfos.length; for (j = 0; j < len; j++) { vwInfo = vwInfos[j]; // This is an open marker for a data-linked tag {^{...}}, within the content of the tag whose id is get.id. Add it to bindEls. // Note - if bindingStore[vwInfo.id]._is === "tag" then getViewInfos is being called too soon - during first linking pass tag = bindingStore[vwInfo.id]; if (!tag._is && tag.linkCtx) { parentTag = tag = tag.linkCtx.tag; named = tag.tagName === tagName; if (!tag.flow || named) { if (!deep) { level = 1; while (parentTag = parentTag.parent) { level++; } tagDepth = tagDepth || level; // The level of the first tag encountered. } if ((deep || level === tagDepth) && (!tagName || named)) { // Filter on top-level or tagName as appropriate tags.push(tag); } } } } } } function dataLink() { //================ Data-link and fixup of data-jsv annotations ================ var j, index, tokens = "", wrap = {}, selector = linkViewsSel + (get ? ",[" + deferAttr + "]" : ""); // If a childTags() call, get = ",[" + deferAttr + "]" - since we need to include elements that have a ._df expando for deferred tokens elems = qsa ? parentNode.querySelectorAll(selector) : $(selector, parentNode).get(); l = elems.length; // The prevNode will be in the returned query, since we called markPrevOrNextNode() on it. // But it may have contained nodes that satisfy the selector also. if (prevNode && prevNode.innerHTML) { // Find the last contained node of prevNode, to use as the prevNode - so we only link subsequent elems in the query prevNodes = qsa ? prevNode.querySelectorAll(selector) : $(selector, prevNode).get(); prevNode = prevNodes.length ? prevNodes[prevNodes.length - 1] : prevNode; } tagDepth = 0; for (i = 0; i < l; i++) { elem = elems[i]; if (prevNode && !found) { // If prevNode is set, not false, skip linking. If this element is the prevNode, set to false so subsequent elements will link. found = (elem === prevNode); } else if (nextNode && elem === nextNode) { // If nextNode is set then break when we get to nextNode if (get) { tokens += markerNodeInfo(elem); } break; } else if (elem.parentNode) { // elem has not been removed from DOM if (get) { tokens += markerNodeInfo(elem); if (elem._df) { j = i + 1; while (j < l && elem.contains(elems[j])) { j++; } // Add deferred tokens after any tokens on descendant elements of this one wrap[j-1] = elem._df; } if (wrap[i]) { tokens += wrap[i] || ""; } } else { if (isLink && (vwInfo = viewInfos(elem, undefined, rViewMarkers)) && (vwInfo = vwInfo[0])) { // If this is a link(trueOrString ...) call we will avoid re-binding to elems that are within template-rendered views skip = skip ? (vwInfo.id !== skip && skip) : vwInfo.open && vwInfo.id; } if (!skip && processInfos(viewInfos(elem)) // If a link() call, processViewInfos() adds bindings to bindEls, and returns true for non-script nodes, for adding data-link bindings // If a childTags() call, getViewInfos returns array of tag bindings. && elem.getAttribute($viewsLinkAttr)) { bindEls.push([elem]); // A data-linked element so add to bindEls too } } } } if (get) { tokens += parentNode._df || ""; if (index = tokens.indexOf("#" + get.id) + 1) { // We are looking for view.childTags() or tag.childTags() - so start after the open token of the parent view or tag. tokens = tokens.slice(index + get.id.length); } index = tokens.indexOf("/" + get.id); if (index + 1) { // We are looking for view.childTags() or tag.childTags() - so don't look beyond the close token of the parent view or tag. tokens = tokens.slice(0, index); } // Call getViewInfos to add the found childTags to the tags array getViewInfos(viewInfos(tokens, undefined, rOpenTagMarkers)); } if (html === undefined && parentNode.getAttribute($viewsLinkAttr)) { bindEls.push([parentNode]); // Support data-linking top-level element directly (not within a data-linked container) } // Remove temporary marker script nodes they were added by markPrevOrNextNode unmarkPrevOrNextNode(prevNode, elCnt); unmarkPrevOrNextNode(nextNode, elCnt); if (get) { return; // We have added childTags to the tags array, so we are done } if (elCnt && defer + ids) { // There are some views with elCnt, for which the open or close did not precede any HTML tag - so they have not been processed yet elem = nextNode; if (defer) { if (nextNode) { processViewInfos(viewInfos(defer + "+", true), nextNode); } else { processViewInfos(viewInfos(defer, true), parentNode); } } processViewInfos(viewInfos(ids, true), parentNode); // If there were any tokens on nextNode which have now been associated with inserted HTML tags, remove them from nextNode if (nextNode) { tokens = nextNode.getAttribute(jsvAttrStr); if (l = tokens.indexOf(prevIds) + 1) { tokens = tokens.slice(l + prevIds.length - 1); } nextNode.setAttribute(jsvAttrStr, ids + tokens); } } // if (context.lazyLink) { // setTimeout(doLinking) (doLinking is function wrapper of following lines) // See Future tasks, and https://github.com/BorisMoore/jsviews/issues/368. // Could call context.lazyLink as callback, on async completion - or return promise. //================ Bind the data-linked elements and tags ================ l = bindEls.length; for (i = 0; i < l; i++) { elem = bindEls[i]; linkInfo = elem[1]; elem = elem[0]; if (linkInfo) { if (tag = bindingStore[linkInfo.id]) { if (linkCtx = tag.linkCtx) { // The tag may have been stored temporarily on the bindingStore - or may have already been replaced by the actual binding tag = linkCtx.tag; tag.linkCtx = linkCtx; } if (linkInfo.open) { // This is an 'open linked tag' binding annotation for a data-linked tag {^{...}} if (elem) { tag.parentElem = elem.parentNode; tag._prv = elem; } tag._elCnt = linkInfo.elCnt; // We data-link depth-first ("on the way in"), which is better for perf - and allows setting parent tags etc. view = tag.tagCtx.view; // Add data binding (unless skipped due to lateRender) addDataBinding(late, undefined, tag._prv, view, linkInfo.id); } else { tag._nxt = elem; if (tag._.unlinked && !tag._toLk) { // This is a 'close linked tag' binding annotation (and data-binding was not skipped due to lateRender) tagCtx = tag.tagCtx; view = tagCtx.view; callAfterLink(tag); } } } } else { // Add data binding for a data-linked element (with data-link attribute) addDataBinding(late, elem.getAttribute($viewsLinkAttr), elem, $view(elem), undefined, isLink, outerData, context); } } //}); } //==== /end of nested functions ==== var inTag, linkCtx, tag, i, l, j, len, elems, elem, view, vwInfo, linkInfo, prevNodes, token, prevView, nextView, node, tags, deep, tagName, tagCtx, validate, tagDepth, depth, fragment, copiedNode, firstTag, parentTag, isVoid, wrapper, div, tokens, elCnt, prevElCnt, htmlTag, ids, prevIds, found, skip, isLink, get, self = this, thisId = self._.id + "_", defer = "", // The marker ids for which no tag was encountered (empty views or final closing markers) which we carry over to container tag bindEls = [], tagStack = [], deferStack = [], late = [], onAfterCreate = changeHandler(self, onAfterCreateStr), processInfos = processViewInfos; if (refresh) { if (refresh.tmpl) { // refresh is the prevView, passed in from addViews() prevView = "/" + refresh._.id + "_"; } else { isLink = refresh.lnk; // Top-level linking if (refresh.tag) { thisId = refresh.tag + "^"; refresh = true; } if (get = refresh.get) { processInfos = getViewInfos; tags = get.tags; deep = get.deep; tagName = get.name; } } refresh = refresh === true; } parentNode = parentNode ? (typeof parentNode === STRING ? $(parentNode)[0] // It is a string, so treat as selector : parentNode.jquery ? parentNode[0] // A jQuery object - take first element. : parentNode) : (self.parentElem // view.link() || document.body); // link(null, data) to link the whole document validate = !$subSettingsAdvanced.noValidate; parentTag = parentNode.tagName.toLowerCase(); elCnt = !!elContent[parentTag]; prevNode = prevNode && markPrevOrNextNode(prevNode, elCnt); nextNode = nextNode && markPrevOrNextNode(nextNode, elCnt) || null; if (html != undefined) { //================ Insert html into DOM using documentFragments (and wrapping HTML appropriately). ================ // Also convert markers to DOM annotations, based on content model. // Corresponds to nextNode ? $(nextNode).before(html) : $(parentNode).html(html); // but allows insertion to wrap correctly even with inserted script nodes. jQuery version will fail e.g. under tbody or select. // This version should also be slightly faster div = document.createElement("div"); wrapper = div; prevIds = ids = ""; htmlTag = parentNode.namespaceURI === "http://www.w3.org/2000/svg" ? "svg_ns" : (firstTag = rFirstElem.exec(html)) && firstTag[1] || ""; if (elCnt) { // Now look for following view, and find its tokens, or if not found, get the parentNode._df tokens node = nextNode; while (node && !(nextView = viewInfos(node))) { node = node.nextSibling; } if (tokens = nextView ? nextView._tkns : parentNode._df) { token = prevView || ""; if (refresh || !prevView) { token += "#" + thisId; } j = tokens.indexOf(token); if (j + 1) { j += token.length; // Transfer the initial tokens to inserted nodes, by setting them as the ids variable, picked up in convertMarkers prevIds = ids = tokens.slice(0, j); tokens = tokens.slice(j); if (nextView) { node.setAttribute(jsvAttrStr, tokens); } else { setDefer(parentNode, tokens); } } } } //================ Convert the markers to DOM annotations, based on content model. ================ // oldElCnt = elCnt; isVoid = undefined; html = ("" + html).replace(rConvertMarkers, convertMarkers); // if (!!oldElCnt !== !!elCnt) { // error("Parse: " + html); // Parse error. Content not well-formed? // } if (validate && tagStack.length) { syntaxError("Mismatched '<" + parentTag + "...>' in:\n" + html); // Unmatched tag } if (validateOnly) { return; } // Append wrapper element to doc fragment safeFragment.appendChild(div); // Go to html and back, then peel off extra wrappers // Corresponds to jQuery $(nextNode).before(html) or $(parentNode).html(html); // but supports svg elements, and other features missing from jQuery version (and this version should also be slightly faster) htmlTag = wrapMap[htmlTag] || wrapMap.div; depth = htmlTag[0]; wrapper.innerHTML = htmlTag[1] + html + htmlTag[2]; while (depth--) { wrapper = wrapper.lastChild; } safeFragment.removeChild(div); fragment = document.createDocumentFragment(); while (copiedNode = wrapper.firstChild) { fragment.appendChild(copiedNode); } // Insert into the DOM parentNode.insertBefore(fragment, nextNode); } dataLink(); return late; } function addDataBinding(late, linkMarkup, node, currentView, boundTagId, isLink, data, context) { // Add data binding for data-linked elements or {^{...}} data-linked tags var tmpl, tokens, attr, convertBack, tagExpr, linkFn, linkCtx, tag, rTagIndex, hasElse, lastIndex, linkExpressions = []; if (boundTagId) { // boundTagId is a string for {^{...}} data-linked tag. So only one linkTag in linkMarkup // data and context arguments are undefined tag = bindingStore[boundTagId]; tag = tag.linkCtx ? tag.linkCtx.tag : tag; linkCtx = tag.linkCtx || { type: "inline", data: currentView.data, // source elem: tag._elCnt ? tag.parentElem : node, // target view: currentView, ctx: currentView.ctx, attr: HTML, // Script marker nodes are associated with {^{ and always target HTML. fn: tag._.bnd, tag: tag, // Pass the boundTagId in the linkCtx, so that it can be picked up in observeAndBind _bndId: boundTagId }; tag.linkCtx = linkCtx; bindDataLinkTarget(linkCtx, late); tag._toLk = linkCtx._bndId; // If data binding happened, remove _toLk flag from tag } else if (linkMarkup && node) { // Data-linked element // If isLink then this is a top-level linking: .link(expression, target, data, ....) or // .link(true, target, data, ....) scenario - and data and context are passed in separately from the view data = isLink ? data : currentView.data; tmpl = currentView.tmpl; linkMarkup = normalizeLinkTag(linkMarkup, defaultAttr(node)); lastIndex = rTagDatalink.lastIndex = 0; while (tokens = rTagDatalink.exec(linkMarkup)) { // TODO require } to be followed by whitespace or $, and remove the \}(!\}) option. linkExpressions.push(tokens); lastIndex = rTagDatalink.lastIndex; } if (lastIndex < linkMarkup.length) { syntaxError(linkMarkup); } while (tokens = linkExpressions.shift()) { // Iterate over the data-link expressions, for different target attrs, // e.g. "myCvt" } } // Compile the linkFn expression which evaluates and binds a data-link expression // TODO - optimize for the case of simple data path with no conversion, helpers, etc.: // i.e. data-link="a.b.c". Avoid creating new instances of Function every time. Can use a default function for all of these... linkCtx.expr = attr + tagExpr; linkFn = linkExprStore[tagExpr]; if (!linkFn) { linkExprStore[tagExpr] = linkFn = $sub.tmplFn(tagExpr.replace(rEscapeQuotes, "\\$&"), tmpl, true, convertBack, hasElse); } linkCtx.fn = linkFn; bindDataLinkTarget(linkCtx, late); // We store rTagIndex in local scope, since this addDataBinding method can sometimes be called recursively, // and each is using the same rTagDatalink instance. rTagDatalink.lastIndex = rTagIndex; } } } function bindDataLinkTarget(linkCtx, late) { // Add data link bindings for a link expression in data-link attribute markup, or for a linkedElement function handler(ev, eventArgs) { // If the link expression uses a custom tag, the onDataLinkedTagChange call will call renderTag, which will set tagCtx on linkCtx if (!eventArgs || !eventArgs.refresh) { onDataLinkedTagChange.call(linkCtx, ev, eventArgs); } } var view, linkCtxType = linkCtx.type; if (linkCtxType === "top" || linkCtxType === "expr") { // Top-level linking: .link(expressionOrTrue, data, context) - so we need to create a view for the linking, with the data and ctx // which may be different than the current context of the target. Note that this view is not a standard data-linked view, so it will // be disposed only when its parent view is disposed. linkCtx.view = new $sub.View( $sub.extendCtx(linkCtx.ctx, linkCtx.view.ctx), "link", linkCtx.view, linkCtx.data, linkCtx.expr, undefined, addBindingMarkers); } linkCtx._ctxCb = $sub._gccb(view = linkCtx.view); // getContextCallback: _ctxCb, for filtering/appending to dependency paths: function(path, object) { return [(object|path)*]} linkCtx._hdl = handler; // handler._ctx = linkCtx; Could pass linkCtx for use in a depends = function() {} call, so depends is different for different linkCtx's if (linkCtx.elem.nodeName === "SELECT" && (linkCtx.elem._jsvLkEl // A SELECT which is a linkedElement || (linkCtxType === "link" && !linkCtx.attr && linkCtx.convert !== undefined))) { // A SELECT with a data-link binding (the assign tag {:...}, not another expression such as {on ...} (See https://github.com/BorisMoore/jsviews/issues/444)) var source, elem = linkCtx.elem, $elem = $(elem); $elem.on("jsv-domchange", function() { // If the options have changed dynamically under the select, we need to refresh the data-linked selection, using the new options if (!arguments[3].refresh) { // eventArgs.refresh !== true - so a refresh action will only set the selection once if (elem._jsvLkEl) { $elem.val(elem._jsvLkEl.cvtArgs(elem._jsvElse, 1)[elem._jsvInd]); // SELECT is a linkedElement, so set to value of bndArgs(elseIndex)[bindToIndex] } else if (linkCtx.tag) { $elem.val(linkCtx.tag.cvtArgs(0,1)); // SELECT with data-link expression with convert=... convertBack=... } else { source = linkCtx.fn(view.data, view, $sub); // SELECT with data-link expression (either data-link='expression', or data-link='{cvt:expression:cvtBk}') $elem.val(linkCtx.convert || linkCtx.convertBack ? $sub._cnvt(linkCtx.convert, view, source) : source); } } }); } if (linkCtx.fn._lr) { linkCtx._toLk = 1; late.push(linkCtx); // lateRender - defer rendering and linking (sync but after first linking pass) } else { handler(true); } } //===================== // Data-linking helpers //===================== function removeSubStr(str, substr) { var k; return str ? (k = str.indexOf(substr), (k + 1 ? str.slice(0, k) + str.slice(k + substr.length) : str)) : ""; } function markerNodeInfo(node) { return node && (typeof node === STRING ? node : node.tagName === SCRIPT ? node.type.slice(3) : node.nodeType === 1 && node.getAttribute(jsvAttrStr) || ""); } function viewInfos(node, isVal, rBinding) { // Test whether node is a script marker node, and if so, return metadata function getInfos(all, open, close, id, ch, elPath) { infos.push({ elCnt: elCnt, id: id, ch: ch, open: open, close: close, path: elPath, token: all }); } var elCnt, tokens, infos = []; if (tokens = isVal ? node : markerNodeInfo(node)) { elCnt = infos.elCnt = node.tagName !== SCRIPT; elCnt = tokens.charAt(0) === "@" || elCnt; infos._tkns = tokens; // rMarkerTokens = /(?:(#)|(\/))(\d+)([_^])([-+@\d]+)?/g; tokens.replace(rBinding || rMarkerTokens, getInfos); return infos; } } function unmarkPrevOrNextNode(node, elCnt) { if (node) { if (node.type === "jsv") { node.parentNode.removeChild(node); } else if (elCnt && node.getAttribute($viewsLinkAttr) === "") { node.removeAttribute($viewsLinkAttr); } } } function markPrevOrNextNode(node, elCnt) { var marker = node; while (elCnt && marker && marker.nodeType !== 1) { marker = marker.previousSibling; } if (marker) { if (marker.nodeType !== 1) { // For text nodes, we will add a script node before marker = document.createElement(SCRIPT); marker.type = "jsv"; node.parentNode.insertBefore(marker, node); } else if (!markerNodeInfo(marker) && !marker.getAttribute($viewsLinkAttr)) { // For element nodes, we will add a data-link attribute (unless there is already one) // so that this node gets included in the node linking process. marker.setAttribute($viewsLinkAttr, ""); } } return marker; } function normalizeLinkTag(linkMarkup, twoway) { linkMarkup = $.trim(linkMarkup); return linkMarkup.slice(-1) !== delimCloseChar0 // If simplified syntax is used: data-link="expression", convert to data-link="{:expression}", // or for inputs, data-link="{:expression:}" for (default) two-way binding ? linkMarkup = delimOpenChar1 + ":" + linkMarkup + (twoway ? ":" : "") + delimCloseChar0 : linkMarkup; } //=========================== // Methods for views and tags //=========================== function callAfterLink(tag, ev, eventArgs) { function copyFromTagCtxToTag() { linkedElems = tagCtx.linkedElems || tag.linkedElems || tag.linkedElem && [tag.linkedElem]; if (linkedElems) { tag.linkedElems = tagCtx.linkedElems = linkedElems; tag.linkedElem = linkedElems[0] = tag.linkedElem || linkedElems[0]; } if (linkedElem = tagCtx.mainElem || tag.mainElem) { tagCtx.mainElem = tag.mainElem = linkedElem; } if (linkedElem = tagCtx.displayElem || tag.displayElem) { tagCtx.displayElem = tag.displayElem = linkedElem; } } var linkedElems, linkedElements, linkedElem, l, m, $linkCtxElem, linkCtxElem, linkedEl, linkedTag, tagCtxElse, props, val, oldVal, indexTo, i, mapDeps, propDeps, tagCtx = tag.tagCtx, tagCtxs = tag.tagCtxs, tagCtxslength = tagCtxs && tagCtxs.length, linkCtx = tag.linkCtx, bindTo = tag.bindTo || {}; if (tag._.unlinked) { // First call to onAfterLink, or first call after onUpdate: updateContent. Initialize and call onBind and set properties $linkCtxElem = $(linkCtx.elem); if (tag.linkedElement || tag.mainElement || tag.displayElement) { if (linkedElements = tag.linkedElement) { // tag.linkedElement: - selector, or array of selectors, for identifying linked elements in template/rendered content. // (But for tag bindings on data-linked elements, defaults to data-linked element) tag.linkedElem = undefined; l = linkedElements.length; while (l--) { if (linkedElements[l]) { linkCtxElem = !tag.inline && $linkCtxElem.filter(linkedElements[l]); m = tagCtxslength; while (m--) { tagCtxElse = tagCtxs[m]; linkedElems = tagCtxElse.linkedElems = tagCtxElse.linkedElems || new Array(l); linkedElem = linkCtxElem[0] ? linkCtxElem : tagCtxElse.contents(true, linkedElements[l]); if (linkedElem[0] && linkedElem[0].type !== RADIO) { linkedElems[l] = linkedElem.eq(0); } } } } } if (linkedElements = tag.mainElement) { // tag.mainElement: - selector for identifying mainElem in template/rendered content // (But for tag bindings on data-linked elements, defaults to data-linked element) linkCtxElem = !tag.inline && $linkCtxElem.filter(linkedElements); m = tagCtxslength; while (m--) { tagCtxElse = tagCtxs[m]; linkedElem = linkCtxElem[0] ? linkCtxElem : tagCtxElse.contents(true, linkedElements).eq(0); if (linkedElem[0]) { tagCtxElse.mainElem = linkedElem; } } } if (linkedElements = tag.displayElement) { // tag.displayElement: - selector for identifying displayElem in template/rendered content // (But for tag bindings on data-linked elements, defaults to data-linked element) linkCtxElem = !tag.inline && $linkCtxElem.filter(linkedElements); m = tagCtxslength; while (m--) { tagCtxElse = tagCtxs[m]; linkedElem = linkCtxElem[0] ? linkCtxElem : tagCtxElse.contents(true, linkedElements).eq(0); if (linkedElem[0]) { tagCtxElse.displayElem = linkedElem; } } } copyFromTagCtxToTag(); } if (tag.onBind) { tag.onBind(tagCtx, linkCtx, tag.ctx, ev, eventArgs); copyFromTagCtxToTag(); } } m = tagCtxslength; while (m--) { tagCtxElse = tagCtxs[m]; props = tagCtxElse.props; if (tag._.unlinked && tagCtxElse.map && tag.mapProps) { // Compile the dependency paths for observable changes in mapProps (e.g. start, end, filter) i = tag.mapProps.length; mapDeps = props.mapDepends || tag.mapDepends || []; // dependency paths mapDeps = $isArray(mapDeps) ? mapDeps : [mapDeps]; while (i--) { // Iterate through mapProps var prop = tag.mapProps[i]; propDeps = tag._.bnd.paths[m]["_" + prop]; // paths for mapProps on this tagCtx if (propDeps && propDeps.length && propDeps.skp) { // Not already a bound prop ^prop=expression; mapDeps = mapDeps.concat(propDeps); // Add dependencies for this prop expression } } if (mapDeps.length) { tagCtxElse.map.observe(mapDeps, linkCtx); // Listen to observable changes of mapProps, and call map.update when change happens } } if (linkedElem = tagCtxElse.mainElem || !tag.mainElement && tagCtxElse.linkedElems && tagCtxElse.linkedElems[0]) { // linkedElem is the mainElem (defaulting to linkedElem) if (linkedElem[0] && props.id && !linkedElem[0].id) { linkedElem[0].id = props.id; } if (tag.setSize) { if (val = !bindTo.height && props.height || tag.height) { linkedElem.height(val); } if (val = !bindTo.width && props.width || tag.width) { linkedElem.width(val); } } } if (val = (linkedElem = tagCtxElse.displayElem || linkedElem) && (!bindTo["class"] && props["class"] || tag.className)) { // This code supports dynamic binding to class - where it adds the class if absent, and removes/adds if a previous value is present oldVal = linkedElem[0]._jsvCl; if (val !== oldVal) { if (linkedElem.hasClass(oldVal)) { linkedElem.removeClass(oldVal); } linkedElem.addClass(val); linkedElem[0]._jsvCl = val; } } } if (tag.onAfterLink) { tag.onAfterLink(tagCtx, linkCtx, tag.ctx, ev, eventArgs); copyFromTagCtxToTag(); } if (!tag.flow && !tag._.chg) { if (tag._tgId && tag._.unlinked && (tag.linkedElems || tag.bindTo)) { defineBindToDataTargets(bindingStore[tag._tgId], tag); } m = tagCtxs.length; while (m--) { props = tag.cvtArgs(m, 1); // array of bindFrom args/props l = props.length; while (l--) { // If the bound property or arg has not yet been set (e.g. during initial rendering), // or has been unset, because onUpdate is set to true, or if onUpdate is false, // but this particular bound arg/prop is being changed observably: call setValue() tag.setValue(props[l], l, m, ev, eventArgs); } if (tag._.unlinked) { tagCtx = tagCtxs[m]; linkedElems = tagCtx.linkedElems || !m && tag.linkedElem && [tag.linkedElem]; indexTo = (tag.bindTo || [0]).length; while (indexTo--) { if ((linkedElem = linkedElems && linkedElems[indexTo]) && (l = linkedElem.length)) { while (l--) { linkedEl = linkedElem[l]; linkedTag = linkedEl._jsvLkEl; if (!linkedTag || linkedTag !== tag) { // For data-linked tags, identify the linkedEl with the tag, for "to" binding // (For data-linked elements, if not yet bound, we identify later when the linkCtx.elem is bound) linkedEl._jsvLkEl = tag; linkedEl._jsvInd = indexTo; linkedEl._jsvElse = m; bindLinkedElChange(tag, linkedEl); if (tag._tgId) { linkedEl._jsvBnd = "&" + tag._tgId + "+"; // Add a "+" for cloned binding - so removing } // elems with cloned bindings will not remove the 'parent' binding from the bindingStore. } } } } } } } tag._.unlinked = undefined; if (tag._.lt) { // Late tag: Late path: @some.path had not returned @some object, so try again with refresh tag.refresh(); } } function asyncOnElemChange(ev) { var which = ev.which; if (!(which > 15 && which < 21 || which > 32 && which < 41 || which > 111 && which < 131 || which === 27 || which === 144)) { // Shift, Ctrl, Alt, Pause, Caplock, Page up/down End, Home, Left, Up, Right, Down, Function keys, Escape, Numlock setTimeout(function() { onElemChange(ev); }); } } function bindTriggerEvent($elem, trig, onoff) { // Bind keydown, or other trigger - (rather than use the default change event bubbled to activeBody) if (trig === true && useInput) { $elem[onoff]("input.jsv", onElemChange); // For HTML5 browser with "oninput" support - for mouse editing of text } else { trig = typeof trig === STRING ? trig : "keydown.jsv"; // Set trigger to (true || truey non-string (e.g. 1) || 'keydown') $elem[onoff](trig, trig.indexOf("keydown") >= 0 ? asyncOnElemChange : onElemChange); // Get 'keydown' with async } } function bindLinkedElChange(tag, linkedElem) { // Two-way binding for linkedElem - in the case of input, textarea or contentEditable elements. // Trigger setting may have changed. Unbind previous trigger binding (if any) and bind new one. var $linkedElem, newTrig, oldTrig = linkedElem._jsvTr || false; if (tag) { newTrig = tag.tagCtx.props.trigger; if (newTrig === undefined) { newTrig = tag.trigger; } } if (newTrig === undefined) { newTrig = $subSettings.trigger; } // Trigger is noop except for text box, textarea, contenteditable... newTrig = newTrig && (linkedElem.tagName === "INPUT" && linkedElem.type !== CHECKBOX && linkedElem.type !== RADIO || linkedElem.type === "textarea" || linkedElem.contentEditable === TRUE || linkedElem.contentEditable === PLAIN) && newTrig || false; if (oldTrig !== newTrig) { $linkedElem = $(linkedElem); bindTriggerEvent($linkedElem, oldTrig, "off"); bindTriggerEvent($linkedElem, linkedElem._jsvTr = newTrig, "on"); } } function defineBindToDataTargets(binding, tag, cvtBk) { // Two-way binding. // We set the binding.to[1] to be the cvtBack, and binding.to[0] to be either the path to the target, or [object, path] where the target is the // path on the provided object. So for a computed path with an object call: a.b.getObject().d.e, we set to[0] to be [exprOb, "d.e"], and // we bind to the path on the returned object, exprOb.ob, as target. Otherwise our target is the first path, paths[0], which we will convert // with contextCb() for paths like ~a.b.c or #x.y.z var pathIndex, path, lastPath, bindtoOb, to, bindTo, paths, k, obsCtxPrm, linkedCtxParam, contextCb, targetPaths, bindTos, fromIndex, isCpfn, tagElse = 1, tos = [], linkCtx = binding.linkCtx, source = linkCtx.data, targetPathsElses = linkCtx.fn.paths; if (binding && !binding.to) { if (tag) { if (!tag.convertBack) { tag.convertBack = cvtBk; } bindTo = tag.bindTo; tagElse = tag.tagCtxs ? tag.tagCtxs.length : 1; } while (tagElse--) { bindTos = []; if (targetPaths = targetPathsElses[tagElse]) { bindTo = targetPaths._jsvto ? ["jsvto"] : (bindTo || [0]); if (!tagElse && tag && tag._.ths) { // Tag has a this=expr binding for which we will create an additional 'to' target (at index bindTo.length) bindTo = bindTo.concat("this"); } k = bindTo.length; while (k--) { path = ""; contextCb = linkCtx._ctxCb; paths = bindTo[k]; paths = targetPaths[+paths === paths ? paths : "_" + paths]; // If path is a string, prepend "_" to avoid collision (e.g. with array.length if path is "length") if (pathIndex = paths && paths.length) { lastPath = paths[pathIndex - 1]; if (lastPath._cpfn) { // Computed property exprOb bindtoOb = lastPath; while (lastPath.sb && lastPath.sb._cpfn) { path = lastPath = lastPath.sb; } path = lastPath.sb || path && path.path; isCpfn = lastPath._cpfn && !lastPath.sb; // leaf binding to computed property/function "a.b.c()" lastPath = path ? path.slice(1) : bindtoOb.path; } to = path ? [bindtoOb, // 'exprOb' for this expression and view-binding. So bindtoOb.ob is current object returned by expression. lastPath] : resolveDataTargetPath(lastPath, source, contextCb); // Get 'to' for target path: lastPath } else { // Contextual parameter ~foo with no external binding - has ctx.foo = [{_ocp: xxx}] and binds to ctx.foo._ocp linkedCtxParam = tag.linkedCtxParam; to = []; fromIndex = tag._.fromIndex; if (fromIndex && linkedCtxParam && linkedCtxParam[fromIndex[k]]) { // This is a tag binding, with linked tag contextual parameters to = [tag.tagCtxs[tagElse].ctx[linkedCtxParam[fromIndex[k]]][0], _ocp]; } } if ((obsCtxPrm = to._cxp) && obsCtxPrm.tag && lastPath.indexOf(".")<0) { // This is a binding for a tag contextual parameter (e.g. within a tag block content to = obsCtxPrm; } to.isCpfn = isCpfn; bindTos.unshift(to); } } tos.unshift(bindTos); } binding.to = tos; } } function resolveDataTargetPath(targetPath, source, contextCb) { // Iteratively process targetPath, resolving ~a.b.c paths for contextual parameters var path, bindtoOb, to, l, obsCtxPrm, view, topCp, data; while (targetPath && targetPath !== _ocp && (to = contextCb(path = targetPath.split("^").join("."))) && (l = to.length)) { if (obsCtxPrm = to[0]._cxp) { // Two-way binding to a contextual parameter reference, ~foo (declared as ~foo=expr on a parent tag) topCp = topCp || obsCtxPrm; view = to[0][0]; if (_ocp in view) { data = view; view = view._vw; } else { data = view.data; } topCp.path = targetPath = to[0][1]; to = [topCp.data = data, targetPath]; contextCb = $sub._gccb(view); if (targetPath._cpfn) { // computed property bindtoOb = targetPath; bindtoOb.data = to[0]; bindtoOb._cpCtx = contextCb; while (targetPath.sb && targetPath.sb._cpfn) { path = targetPath = targetPath.sb; } path = targetPath.sb || path && path.path; targetPath = path ? path.slice(1) : bindtoOb.path; to = [ bindtoOb, // 'exprOb' for this expression and view-binding. So bindtoOb.ob is current object returned by expression. targetPath ]; } else if (obsCtxPrm.tag && obsCtxPrm.path === _ocp) { to = obsCtxPrm; } } else { // Two-way binding to a helper - e.g. ~address.street, or computed, e.g. ~fullName(), or view property e.g. #data.foo to = l>1 ? [to[l-2], to[l-1]] // With path: [object, path] : [to[l-1]]; // No path, (e.g. [function] for computed with setter) } source = to[0]; targetPath = to[1]; } to = to || [source, path]; to._cxp = topCp; return to; } function mergeCtxs(tag, newCtxs, replace) { // Merge updated tagCtxs into tag.tagCtxs var tagCtx, newTagCtx, latePath, view = tag.tagCtx.view, tagCtxs = tag.tagCtxs || [tag.tagCtx], l = tagCtxs.length, refresh = !newCtxs; if (refresh) { newCtxs = tag._.bnd.call(view.tmpl, (tag.linkCtx || view).data, view, $sub); if (newCtxs.lt) { return; // We are calling tag.refresh() but a late path (@a.b.c) has not yet returned an object (@a) so cancel the refresh() } tag._.lt = undefined; // All late paths are now resolved, so this is no longer a late tag newCtxs = $isArray(newCtxs) ? newCtxs : [newCtxs]; } if (replace) { // Replace previous tagCtxs by new ones, rather than merging tagCtxs = tag.tagCtxs = newCtxs; tag.tagCtx = tagCtxs[0]; addLinkMethods(tag); } else { while (l--) { tagCtx = tagCtxs[l]; newTagCtx = newCtxs[l]; $extend(tagCtx.ctx, newTagCtx.ctx); // We don't support propagating ctx variables, ~foo, observably, to nested views. So extend, not setProperty... tagCtx.args = newTagCtx.args; if (refresh) { tagCtx.tmpl = newTagCtx.tmpl; } $observable(tagCtx.props).setProperty(newTagCtx.props); } } $sub._thp(tag, tagCtxs[0]); // tagHandlersFromProps return tagCtxs; } //========= // Disposal //========= function clean(elems) { // Remove data-link bindings, or contained views var l, elem, bindings, elemArray = [], len = elems.length, i = len; while (i--) { // Copy into an array, so that deletion of nodes from DOM will not cause our 'i' counter to get shifted // (Note: This seems as fast or faster than elemArray = [].slice.call(elems); ...) elemArray.push(elems[i]); } i = len; while (i--) { elem = elemArray[i]; if (elem.parentNode) { // Has not already been removed from the DOM if (bindings = elem._jsvBnd) { // Get propertyChange bindings for this element // This may be an element with data-link, or the opening script marker node for a data-linked tag {^{...}} // bindings is a string with the syntax: "(&bindingId)*" bindings = bindings.slice(1).split("&"); elem._jsvBnd = ""; l = bindings.length; while (l--) { // Remove associated bindings removeViewBinding(bindings[l], elem._jsvLkEl, elem); // unbind bindings with this bindingId on this view } } disposeTokens(markerNodeInfo(elem) + (elem._df || ""), elem); } } } function removeViewBinding(bindId, linkedElemTag, elem) { // Unbind var objId, linkCtx, tag, object, obsId, tagCtxs, l, map, linkedElem, trigger, view, tagCtx, linkedElems, allLinkedElems, binding = bindingStore[bindId]; if (linkedElemTag) { elem._jsvLkEl = undefined; } else if (binding && (!elem || elem === binding.elem)) { // Test that elem is actually binding.elem, since cloned elements can have inappropriate markerNode info delete bindingStore[bindId]; // Delete already, so call to onDispose handler below cannot trigger recursive deletion (through recursive call to jQuery cleanData) for (objId in binding.bnd) { if (object = binding.bnd[objId]) { obsId = binding.cbId; if ($isArray(object)) { $([object]).off(arrayChangeStr + obsId).off(propertyChangeStr + obsId); // There may be either or both of arrayChange and propertyChange } else { $(object).off(propertyChangeStr + obsId); } delete binding.bnd[objId]; } } if (linkCtx = binding.linkCtx) { if (tag = linkCtx.tag) { if (tagCtxs = tag.tagCtxs) { l = tagCtxs.length; while (l--) { tagCtx = tagCtxs[l]; if (map = tagCtx.map) { map.unmap(); //unobserve } // Copy linkedElems in case tag.linkedElem or tag.linkedElems are undefined in onUnbind if (linkedElems = tagCtx.linkedElems) { allLinkedElems = (allLinkedElems || []).concat(linkedElems); } } } if (tag.onUnbind) { tag.onUnbind(tag.tagCtx, linkCtx, tag.ctx); } if (tag.onDispose) { tag.onDispose(); } if (!tag._elCnt) { if (tag._prv) { tag._prv.parentNode.removeChild(tag._prv); } if (tag._nxt) { tag._nxt.parentNode.removeChild(tag._nxt); } } } linkedElems = allLinkedElems || [$(linkCtx.elem)]; l = linkedElems.length; while (l--) { linkedElem = linkedElems[l]; if (trigger = linkedElem && linkedElem[0] && linkedElem[0]._jsvTr) { bindTriggerEvent(linkedElem, trigger, "off"); linkedElem[0]._jsvTr = undefined; } } view = linkCtx.view; if (view.type === "link") { view.parent.removeViews(view._.key, undefined, true); // A "link" view is associated with the binding, so should be disposed with binding. } else { delete view._.bnds[bindId]; } } delete binding.s[binding.cbId]; } } function $unlink(to) { if (to) { to = to.jquery ? to : $(to); to.each(function() { var innerView; //TODO fix this for better perf. Rather that calling inner view multiple times which does querySelectorAll each time, consider a single querySelectorAll // or simply call view.removeViews() on the top-level views under the target 'to' node, then clean(...) // And/or replace each() by for() or while() while ((innerView = $view(this, true)) && innerView.parent) { innerView.parent.removeViews(innerView._.key, undefined, true); } clean(this.getElementsByTagName("*")); }); clean(to); } else { // Call to $.unlink() is equivalent to $.unlink(true, "body") if (activeBody) { $(activeBody) .off(elementChangeStr, onElemChange) .off('blur.jsv', '[contenteditable]', onElemChange); activeBody = undefined; } topView.removeViews(); clean(document.body.getElementsByTagName("*")); } } //======== // Helpers //======== function inputAttrib(elem) { return elem.type === CHECKBOX ? elem[CHECKED] : elem.value; } function changeHandler(view, name, tag) { // Get onBeforeChange, onAfterChange, onAfterCreate handler - if there is one; return tag && tag[name] || view.ctx[name] && view.ctxPrm(name) || $views.helpers[name]; } //========================== Initialize ========================== //===================== // JsRender integration //===================== addLinkMethods($sub.View.prototype); // Modify the View prototype to include link methods $sub.onStore.template = function(name, item, parentTmpl) { if (item === null) { delete $.link[name]; delete $.render[name]; } else { item.link = tmplLink; if (name && !parentTmpl && name !== "jsvTmpl") { $.render[name] = item; $.link[name] = function() { return tmplLink.apply(item, arguments); }; } } }; $sub.viewInfos = viewInfos; // Expose viewInfos() as public helper method // Define JsViews version of delimiters(), and initialize ($viewsSettings.delimiters = function() { // Run delimiters initialization in context of jsrender.js var ret = oldJsvDelimiters.apply(0, arguments), // Now set also delimOpenChar0 etc. in context of jquery.views.js... delimChars = $subSettings.delimiters; delimOpenChar0 = delimChars[0].charAt(0); delimOpenChar1 = delimChars[0].charAt(1); delimCloseChar0 = delimChars[1].charAt(0); delimCloseChar1 = delimChars[1].charAt(1); linkChar = delimChars[2]; // Data-linking must use new delimiters rTagDatalink = new RegExp("(?:^|\\s*)([\\w-]*)(\\" + linkChar + ")?(\\" + delimOpenChar1 + $sub.rTag + "(:\\w*)?\\" + delimCloseChar0 + ")", "g"); return ret; })(); // jshint ignore:line $sub.addSetting("trigger"); //==================================== // Additional members for linked views //==================================== function transferViewTokens(prevNode, nextNode, parentElem, id, viewOrTagChar, refresh) { // Transfer tokens on prevNode of viewToRemove/viewToRefresh to nextNode or parentElem._df // view marker tokens: #m_...VIEW.../m_ // tag marker tokens: #m^...TAG..../m^ var i, l, vwInfos, vwInfo, viewOrTag, viewId, tokens, precedingLength = 0, emptyView = prevNode === nextNode; if (prevNode) { // prevNode is either the first node in the viewOrTag, or has been replaced by the vwInfos tokens string vwInfos = viewInfos(prevNode) || []; for (i = 0, l = vwInfos.length; i < l; i++) { // Step through views or tags on the prevNode vwInfo = vwInfos[i]; viewId = vwInfo.id; if (viewId === id && vwInfo.ch === viewOrTagChar) { if (refresh) { // This is viewOrTagToRefresh, this is the last viewOrTag to process... l = 0; } else { // This is viewOrTagToRemove, so we are done... break; } } if (!emptyView) { viewOrTag = vwInfo.ch === "_" ? viewStore[viewId] // A view: "#m_" or "/m_" : bindingStore[viewId].linkCtx.tag; // A tag "#m^" or "/m^" if (viewOrTag) { if (vwInfo.open) { // A "#m_" or "#m^" token viewOrTag._prv = nextNode; } else if (vwInfo.close) { // A "/m_" or "/m^" token viewOrTag._nxt = nextNode; } } } precedingLength += viewId.length + 2; } if (precedingLength) { prevNode.setAttribute(jsvAttrStr, prevNode.getAttribute(jsvAttrStr).slice(precedingLength)); } tokens = nextNode ? nextNode.getAttribute(jsvAttrStr) : parentElem._df; if (l = tokens.indexOf("/" + id + viewOrTagChar) + 1) { tokens = vwInfos._tkns.slice(0, precedingLength) + tokens.slice(l + (refresh ? -1 : id.length + 1)); } if (tokens) { if (nextNode) { // If viewOrTagToRemove was an empty viewOrTag, we will remove both #n and /n // (and any intervening tokens) from the nextNode (=== prevNode) // If viewOrTagToRemove was not empty, we will take tokens preceding #n from prevNode, // and concatenate with tokens following /n on nextNode nextNode.setAttribute(jsvAttrStr, tokens); } else { setDefer(parentElem, tokens); } } } else { // !prevNode, so there may be a deferred nodes token on the parentElem. Remove it. setDefer(parentElem, removeSubStr(parentElem._df, "#" + id + viewOrTagChar)); if (!refresh && !nextNode) { // If this viewOrTag is being removed, and there was no .nxt, remove closing token from deferred tokens setDefer(parentElem, removeSubStr(parentElem._df, "/" + id + viewOrTagChar)); } } } function disposeTokens(tokens, elem) { var i, l, vwItem, vwInfos; if (vwInfos = viewInfos(tokens, true, rOpenMarkers)) { for (i = 0, l = vwInfos.length; i < l; i++) { vwItem = vwInfos[i]; if (vwItem.ch === "_") { if ((vwItem = viewStore[vwItem.id]) && vwItem.type && (!elem || vwItem._prv === elem || vwItem.parentElem === elem )) { // If this is the _prv (prevNode) for a view, remove the view // - unless view.type is undefined, in which case it is already being removed // (or unless the elem is not related - e.g. a cloned element which 'accidentally' picked up the data-jsv atttribute of the ._df expando) vwItem.parent.removeViews(vwItem._.key, undefined, true); } } else { removeViewBinding(vwItem.id, undefined, elem); // unbind bindings with this bindingId on this view } } } } //============================================ // Add link methods to data-linked view or tag //============================================ function updateValue(val, index, tagElse, async, bindId, ev) { // async, bindId and ev not documented - used internally, e.g. for paged and sorted arrays on tags with dataMap, such as {{for}} // Observably update a data value targeted by the binding.to binding of a 2way data-link binding. Called when elem changes // Called when linkedElem of a tag control changes: as updateValue(val, index, tagElse, bindId, ev) - this: undefined // Called directly as tag.updateValue(val, index, tagElse) - this: tag var self = this, values = []; if (self && self._tgId) { bindId = self; } if (arguments.length < 4) { if (+index !== index) { async = index; tagElse = index = 0; } else if (+tagElse !== tagElse) { async = tagElse; tagElse = 0; } } values[index||0] = val; updateValues(values, tagElse, async, bindId, ev); return self; } function setValues() { // tagCtx.setValues() calls tag.setValue() on that tagCtx for each bindTo target var m = this.tag.bindTo.length, ev = arguments[m], eventArgs = arguments[m+1]; while (m--) { this.tag.setValue(arguments[m], m, this.index, ev, eventArgs); } } function addLinkMethods(tagOrView) { // tagOrView is View prototype or tag instance var l, m, tagCtx, boundProps, bindFrom, key, theTag, theView; tagOrView.contents = function(deep, select, select2) { // For a view, a tag or a tagCtx, return jQuery object with the content nodes, if (deep !== !!deep) { // deep not boolean, so this is contents(selector) select = deep; deep = undefined; } var filtered, nodes = $(this.nodes()); if (nodes[0]) { select = deep ? select || "*" : select; filtered = select ? nodes.filter(select) : nodes; nodes = deep ? filtered.add(nodes.find(select)) : filtered; } return select2 // select2 is optional selector for an additional filtering. e.g checkboxgroup with ? nodes.filter(select2) // selector for binding to subset of checkbox elements : nodes; }; tagOrView.nodes = function(withMarkers, prevNode, nextNode) { // For a view, a tag or a tagCtx, return top-level nodes // Do not return any script marker nodes, unless withMarkers is true // Optionally limit range, by passing in prevNode or nextNode parameters var node, self = this.contentView || this, // If tagCtx, use tagCtx.contentView elCnt = self._elCnt, prevIsFirstNode = !prevNode && elCnt, nodes = []; if (!self.args) { // If tagCtx with no content (so no contentView) self is tagCtx: return empty []; prevNode = prevNode || self._prv; nextNode = nextNode || self._nxt; node = prevIsFirstNode ? (prevNode === self._nxt ? self.parentElem.lastSibling : prevNode) : (self.inline === false ? prevNode || self.linkCtx.elem.firstChild : prevNode && prevNode.nextSibling); while (node && (!nextNode || node !== nextNode)) { if (withMarkers || elCnt || node.tagName !== SCRIPT) { // All the top-level nodes in the view // (except script marker nodes, unless withMarkers = true) // (Note: If a script marker node, viewInfo.elCnt undefined) nodes.push(node); } node = node.nextSibling; } } return nodes; }; tagOrView.childTags = function(deep, tagName) { // For a view, a tag or a tagCtx, return child tags - at any depth, or as immediate children only. if (deep !== !!deep) { // deep not boolean, so this is childTags(tagName) - which looks for top-level tags of given tagName tagName = deep; deep = undefined; } var self = this.contentView || this, // If tagCtx, use tagCtx.contentView view = self.link ? self : self.tagCtx.view, // This may be a view or a tag. If a tag, get the view from tag.tagCtx.view prevNode = self._prv, elCnt = self._elCnt, tags = []; if (!self.args) { // If tagCtx with no content (so no contentView) self is tagCtx: return empty []; view.link( undefined, self.parentElem, elCnt ? prevNode && prevNode.previousSibling : prevNode, self._nxt, undefined, {get:{ tags: tags, deep: deep, name: tagName, id: self.link ? self._.id + "_" : self._tgId + "^" }} ); } return tags; }; if (tagOrView._is === "tag") { //======================= // This is a TAG instance //======================= theTag = tagOrView; m = theTag.tagCtxs.length; while (m--) { tagCtx = theTag.tagCtxs[m]; tagCtx.setValues = setValues; tagCtx.contents = tagOrView.contents; tagCtx.childTags = tagOrView.childTags; tagCtx.nodes = tagOrView.nodes; } boundProps = theTag.boundProps = theTag.boundProps || []; if (bindFrom = theTag.bindFrom) { l = bindFrom.length; while (l--) { key = bindFrom[l]; if (typeof key === STRING) { bindFrom[key] = 1; if ($inArray(key, boundProps) < 0) { boundProps.push(key); // Add any 'bindFrom' props to boundProps array. (So two-way binding works without writing ^foo=expression) } } } } theTag.setValue = $sub._gm( // getMethod theTag.constructor.prototype.setValue || function(val) { // base method return val; }, function(val, indexFrom, tagElse, ev, eventArgs) { indexFrom = indexFrom || 0; tagElse = tagElse || 0; var linkedElem, linkedEl, linkedCtxParam, indexTo, linkedElems, newVal, tagCtx = theTag.tagCtxs[tagElse]; if (tagCtx._bdArgs && (eventArgs || val !== undefined) && tagCtx._bdArgs[indexFrom]===val && (!eventArgs || eventArgs.change !== "set" || ev.target !== val && eventArgs.value !== val)) { if (tagCtx._bdVals) { // If val is not undefined (or is coming from an observable change event), and is a value that was already returned, use stored value and don't call tag.setValue() val = tagCtx._bdVals[indexFrom]; } } else { // Call tag method tag.setValue(), if implemented tagCtx._bdArgs = tagCtx._bdArgs || []; tagCtx._bdArgs[indexFrom] = val; newVal = theTag.base.call(theTag, val, indexFrom, tagElse, ev, eventArgs); if (newVal !== undefined) { tagCtx._bdVals = tagCtx._bdVals || []; tagCtx._bdVals[indexFrom] = newVal; // store value, so that if same value is called later we'll use the stored value, and won't call tag.setValue() val = newVal; } } if (val !== undefined && (linkedCtxParam = theTag.linkedCtxParam) && linkedCtxParam[indexFrom]) { // If this setValue call corresponds to a tag contextual parameter and the tag has a converter, then we need to set the // value of this contextual parameter (since it is not directly bound to the tag argument/property when there is a converter). tagCtx.ctxPrm(linkedCtxParam[indexFrom], val); } indexTo = theTag._.toIndex[indexFrom]; if (indexTo !== undefined) { if (linkedElems = tagCtx.linkedElems || theTag.linkedElem && [theTag.linkedElem]) { if ((linkedElem = linkedElems[indexTo]) && (l = linkedElem.length)) { while (l--) { linkedEl = linkedElem[l]; if (val !== undefined && !linkedEl._jsvChg && theTag.linkCtx._val !== val) { if (linkedEl.value !== undefined) { if (linkedEl.type === CHECKBOX) { linkedEl[CHECKED] = $.isArray(val) ? $.inArray(linkedEl.value, val) > -1 : val && val !== "false"; } else if (linkedEl.type === RADIO) { linkedEl[CHECKED] = (linkedEl.value === val); } else { $(linkedEl).val(val); // Use jQuery for attrHooks - can't just set value (on select, for example) } } else { linkedEl[linkedEl.contentEditable === TRUE || linkedEl.contentEditable === PLAIN ? "innerHTML" : TEXTCONTENT] = val; } } if (tagCtx.props.name) { linkedEl.name = linkedEl.name || tagCtx.props.name; } } } } } return theTag; } ); theTag.updateValue = updateValue; theTag.updateValues = function() { var tagElse, async, tag = this, bindToLength = tag.bindTo ? tag.bindTo.length : 1, extra = arguments.length - bindToLength; if (extra) { tagElse = arguments[bindToLength]; if (extra > 1) { async = extra > 1 ? arguments[bindToLength + 1] : undefined; } else if (+tagElse !== tagElse) { async = tagElse; tagElse = 0; } } return updateValues(arguments, tagElse, async, this); }; theTag.setValues = function() { // tag.setValues(a, b, c) calls tagCtx.setValues(a, b, c) on the first tagCtx setValues.apply(theTag.tagCtx, arguments); return theTag; }; theTag.refresh = function() { var attr, sourceValue, linkCtx = theTag.linkCtx, view = theTag.tagCtx.view; if (!(sourceValue = mergeCtxs(theTag))) { return; } if (theTag.onUnbind) { theTag.onUnbind(theTag.tagCtx, linkCtx, theTag.ctx); theTag._.unlinked = true; } attr = theTag.inline ? HTML : (linkCtx.attr || defaultAttr(theTag.parentElem, true)); sourceValue = theTag.tagName === ":" ? $sub._cnvt(theTag.convert, view, theTag.tagCtx) : $sub._tag(theTag, view, view.tmpl, sourceValue, true); // Get rendered HTML for tag, based on refreshed tagCtxs observeAndBind(linkCtx, linkCtx.data, linkCtx.elem); updateContent(sourceValue, linkCtx, attr, theTag); callAfterLink(theTag); return theTag; }; theTag.domChange = function(forOrIfTagCtx, linkCtx, eventArgs, ev) { // domChange notification support, called by {^{for}}, onArrayChange, {^{if}} onAfterLink etc. var bindId, linkTag, view, elem, tag = theTag, domChangeNotification = "jsv-domchange", rSplitBindings = /&(\d+)\+?/g, tagParElem = tag.parentElem, hasListener = $._data(tagParElem).events; if (hasListener && hasListener[domChangeNotification]) { // If the parent element of this tag has a 'jsv-domchange' event handler binding, we will trigger it. // e.g.
", "
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"], svg_ns: [1, "", ""], // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, // unless wrapped in a div with non-breaking characters in front of it. div: $.support.htmlSerialize ? [0, "", ""] : [1, "X
", "
"] }, _fe: { input: { from: inputAttrib, to: VALUE }, textarea: valueBinding, select: valueBinding, optgroup: { to: "label" } } }); return $; }, window)); },{}],3:[function(require,module,exports){ /*! * jQuery JavaScript Library v3.4.1 * https://jquery.com/ * * Includes Sizzle.js * https://sizzlejs.com/ * * Copyright JS Foundation and other contributors * Released under the MIT license * https://jquery.org/license * * Date: 2019-05-01T21:04Z */ ( function( global, factory ) { "use strict"; if ( typeof module === "object" && typeof module.exports === "object" ) { // For CommonJS and CommonJS-like environments where a proper `window` // is present, execute the factory and get jQuery. // For environments that do not have a `window` with a `document` // (such as Node.js), expose a factory as module.exports. // This accentuates the need for the creation of a real `window`. // e.g. var jQuery = require("jquery")(window); // See ticket #14549 for more info. module.exports = global.document ? factory( global, true ) : function( w ) { if ( !w.document ) { throw new Error( "jQuery requires a window with a document" ); } return factory( w ); }; } else { factory( global ); } // Pass this if window is not defined yet } )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common // enough that all such attempts are guarded in a try block. "use strict"; var arr = []; var document = window.document; var getProto = Object.getPrototypeOf; var slice = arr.slice; var concat = arr.concat; var push = arr.push; var indexOf = arr.indexOf; var class2type = {}; var toString = class2type.toString; var hasOwn = class2type.hasOwnProperty; var fnToString = hasOwn.toString; var ObjectFunctionString = fnToString.call( Object ); var support = {}; var isFunction = function isFunction( obj ) { // Support: Chrome <=57, Firefox <=52 // In some browsers, typeof returns "function" for HTML elements // (i.e., `typeof document.createElement( "object" ) === "function"`). // We don't want to classify *any* DOM node as a function. return typeof obj === "function" && typeof obj.nodeType !== "number"; }; var isWindow = function isWindow( obj ) { return obj != null && obj === obj.window; }; var preservedScriptAttributes = { type: true, src: true, nonce: true, noModule: true }; function DOMEval( code, node, doc ) { doc = doc || document; var i, val, script = doc.createElement( "script" ); script.text = code; if ( node ) { for ( i in preservedScriptAttributes ) { // Support: Firefox 64+, Edge 18+ // Some browsers don't support the "nonce" property on scripts. // On the other hand, just using `getAttribute` is not enough as // the `nonce` attribute is reset to an empty string whenever it // becomes browsing-context connected. // See https://github.com/whatwg/html/issues/2369 // See https://html.spec.whatwg.org/#nonce-attributes // The `node.getAttribute` check was added for the sake of // `jQuery.globalEval` so that it can fake a nonce-containing node // via an object. val = node[ i ] || node.getAttribute && node.getAttribute( i ); if ( val ) { script.setAttribute( i, val ); } } } doc.head.appendChild( script ).parentNode.removeChild( script ); } function toType( obj ) { if ( obj == null ) { return obj + ""; } // Support: Android <=2.3 only (functionish RegExp) return typeof obj === "object" || typeof obj === "function" ? class2type[ toString.call( obj ) ] || "object" : typeof obj; } /* global Symbol */ // Defining this global in .eslintrc.json would create a danger of using the global // unguarded in another place, it seems safer to define global only for this module var version = "3.4.1", // Define a local copy of jQuery jQuery = function( selector, context ) { // The jQuery object is actually just the init constructor 'enhanced' // Need init if jQuery is called (just allow error to be thrown if not included) return new jQuery.fn.init( selector, context ); }, // Support: Android <=4.0 only // Make sure we trim BOM and NBSP rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g; jQuery.fn = jQuery.prototype = { // The current version of jQuery being used jquery: version, constructor: jQuery, // The default length of a jQuery object is 0 length: 0, toArray: function() { return slice.call( this ); }, // Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array get: function( num ) { // Return all the elements in a clean array if ( num == null ) { return slice.call( this ); } // Return just the one element from the set return num < 0 ? this[ num + this.length ] : this[ num ]; }, // Take an array of elements and push it onto the stack // (returning the new matched element set) pushStack: function( elems ) { // Build a new jQuery matched element set var ret = jQuery.merge( this.constructor(), elems ); // Add the old object onto the stack (as a reference) ret.prevObject = this; // Return the newly-formed element set return ret; }, // Execute a callback for every element in the matched set. each: function( callback ) { return jQuery.each( this, callback ); }, map: function( callback ) { return this.pushStack( jQuery.map( this, function( elem, i ) { return callback.call( elem, i, elem ); } ) ); }, slice: function() { return this.pushStack( slice.apply( this, arguments ) ); }, first: function() { return this.eq( 0 ); }, last: function() { return this.eq( -1 ); }, eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); }, end: function() { return this.prevObject || this.constructor(); }, // For internal use only. // Behaves like an Array's method, not like a jQuery method. push: push, sort: arr.sort, splice: arr.splice }; jQuery.extend = jQuery.fn.extend = function() { var options, name, src, copy, copyIsArray, clone, target = arguments[ 0 ] || {}, i = 1, length = arguments.length, deep = false; // Handle a deep copy situation if ( typeof target === "boolean" ) { deep = target; // Skip the boolean and the target target = arguments[ i ] || {}; i++; } // Handle case when target is a string or something (possible in deep copy) if ( typeof target !== "object" && !isFunction( target ) ) { target = {}; } // Extend jQuery itself if only one argument is passed if ( i === length ) { target = this; i--; } for ( ; i < length; i++ ) { // Only deal with non-null/undefined values if ( ( options = arguments[ i ] ) != null ) { // Extend the base object for ( name in options ) { copy = options[ name ]; // Prevent Object.prototype pollution // Prevent never-ending loop if ( name === "__proto__" || target === copy ) { continue; } // Recurse if we're merging plain objects or arrays if ( deep && copy && ( jQuery.isPlainObject( copy ) || ( copyIsArray = Array.isArray( copy ) ) ) ) { src = target[ name ]; // Ensure proper type for the source value if ( copyIsArray && !Array.isArray( src ) ) { clone = []; } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { clone = {}; } else { clone = src; } copyIsArray = false; // Never move original objects, clone them target[ name ] = jQuery.extend( deep, clone, copy ); // Don't bring in undefined values } else if ( copy !== undefined ) { target[ name ] = copy; } } } } // Return the modified object return target; }; jQuery.extend( { // Unique for each copy of jQuery on the page expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), // Assume jQuery is ready without the ready module isReady: true, error: function( msg ) { throw new Error( msg ); }, noop: function() {}, isPlainObject: function( obj ) { var proto, Ctor; // Detect obvious negatives // Use toString instead of jQuery.type to catch host objects if ( !obj || toString.call( obj ) !== "[object Object]" ) { return false; } proto = getProto( obj ); // Objects with no prototype (e.g., `Object.create( null )`) are plain if ( !proto ) { return true; } // Objects with prototype are plain iff they were constructed by a global Object function Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; }, isEmptyObject: function( obj ) { var name; for ( name in obj ) { return false; } return true; }, // Evaluates a script in a global context globalEval: function( code, options ) { DOMEval( code, { nonce: options && options.nonce } ); }, each: function( obj, callback ) { var length, i = 0; if ( isArrayLike( obj ) ) { length = obj.length; for ( ; i < length; i++ ) { if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { break; } } } else { for ( i in obj ) { if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { break; } } } return obj; }, // Support: Android <=4.0 only trim: function( text ) { return text == null ? "" : ( text + "" ).replace( rtrim, "" ); }, // results is for internal usage only makeArray: function( arr, results ) { var ret = results || []; if ( arr != null ) { if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? [ arr ] : arr ); } else { push.call( ret, arr ); } } return ret; }, inArray: function( elem, arr, i ) { return arr == null ? -1 : indexOf.call( arr, elem, i ); }, // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit merge: function( first, second ) { var len = +second.length, j = 0, i = first.length; for ( ; j < len; j++ ) { first[ i++ ] = second[ j ]; } first.length = i; return first; }, grep: function( elems, callback, invert ) { var callbackInverse, matches = [], i = 0, length = elems.length, callbackExpect = !invert; // Go through the array, only saving the items // that pass the validator function for ( ; i < length; i++ ) { callbackInverse = !callback( elems[ i ], i ); if ( callbackInverse !== callbackExpect ) { matches.push( elems[ i ] ); } } return matches; }, // arg is for internal usage only map: function( elems, callback, arg ) { var length, value, i = 0, ret = []; // Go through the array, translating each of the items to their new values if ( isArrayLike( elems ) ) { length = elems.length; for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { ret.push( value ); } } // Go through every key on the object, } else { for ( i in elems ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { ret.push( value ); } } } // Flatten any nested arrays return concat.apply( [], ret ); }, // A global GUID counter for objects guid: 1, // jQuery.support is not used in Core but other projects attach their // properties to it so it needs to exist. support: support } ); if ( typeof Symbol === "function" ) { jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; } // Populate the class2type map jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), function( i, name ) { class2type[ "[object " + name + "]" ] = name.toLowerCase(); } ); function isArrayLike( obj ) { // Support: real iOS 8.2 only (not reproducible in simulator) // `in` check used to prevent JIT error (gh-2145) // hasOwn isn't used here due to false negatives // regarding Nodelist length in IE var length = !!obj && "length" in obj && obj.length, type = toType( obj ); if ( isFunction( obj ) || isWindow( obj ) ) { return false; } return type === "array" || length === 0 || typeof length === "number" && length > 0 && ( length - 1 ) in obj; } var Sizzle = /*! * Sizzle CSS Selector Engine v2.3.4 * https://sizzlejs.com/ * * Copyright JS Foundation and other contributors * Released under the MIT license * https://js.foundation/ * * Date: 2019-04-08 */ (function( window ) { var i, support, Expr, getText, isXML, tokenize, compile, select, outermostContext, sortInput, hasDuplicate, // Local document vars setDocument, document, docElem, documentIsHTML, rbuggyQSA, rbuggyMatches, matches, contains, // Instance-specific data expando = "sizzle" + 1 * new Date(), preferredDoc = window.document, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), nonnativeSelectorCache = createCache(), sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; } return 0; }, // Instance methods hasOwn = ({}).hasOwnProperty, arr = [], pop = arr.pop, push_native = arr.push, push = arr.push, slice = arr.slice, // Use a stripped-down indexOf as it's faster than native // https://jsperf.com/thor-indexof-vs-for/5 indexOf = function( list, elem ) { var i = 0, len = list.length; for ( ; i < len; i++ ) { if ( list[i] === elem ) { return i; } } return -1; }, booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", // Regular expressions // http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+", // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + "*\\]", pseudos = ":(" + identifier + ")(?:\\((" + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + // 2. simple (capture 6) "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + // 3. anything else (capture 2) ".*" + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rwhitespace = new RegExp( whitespace + "+", "g" ), rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), rdescend = new RegExp( whitespace + "|>" ), rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ), matchExpr = { "ID": new RegExp( "^#(" + identifier + ")" ), "CLASS": new RegExp( "^\\.(" + identifier + ")" ), "TAG": new RegExp( "^(" + identifier + "|[*])" ), "ATTR": new RegExp( "^" + attributes ), "PSEUDO": new RegExp( "^" + pseudos ), "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), // For use in libraries implementing .is() // We use this for POS matching in `select` "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) }, rhtml = /HTML$/i, rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i, rnative = /^[^{]+\{\s*\[native \w/, // Easily-parseable/retrievable ID or TAG or CLASS selectors rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, rsibling = /[+~]/, // CSS escapes // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), funescape = function( _, escaped, escapedWhitespace ) { var high = "0x" + escaped - 0x10000; // NaN means non-codepoint // Support: Firefox<24 // Workaround erroneous numeric interpretation of +"0x" return high !== high || escapedWhitespace ? escaped : high < 0 ? // BMP codepoint String.fromCharCode( high + 0x10000 ) : // Supplemental Plane codepoint (surrogate pair) String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); }, // CSS string/identifier serialization // https://drafts.csswg.org/cssom/#common-serializing-idioms rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, fcssescape = function( ch, asCodePoint ) { if ( asCodePoint ) { // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER if ( ch === "\0" ) { return "\uFFFD"; } // Control characters and (dependent upon position) numbers get escaped as code points return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; } // Other potentially-special ASCII characters get backslash-escaped return "\\" + ch; }, // Used for iframes // See setDocument() // Removing the function wrapper causes a "Permission Denied" // error in IE unloadHandler = function() { setDocument(); }, inDisabledFieldset = addCombinator( function( elem ) { return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset"; }, { dir: "parentNode", next: "legend" } ); // Optimize for push.apply( _, NodeList ) try { push.apply( (arr = slice.call( preferredDoc.childNodes )), preferredDoc.childNodes ); // Support: Android<4.0 // Detect silently failing push.apply arr[ preferredDoc.childNodes.length ].nodeType; } catch ( e ) { push = { apply: arr.length ? // Leverage slice if possible function( target, els ) { push_native.apply( target, slice.call(els) ); } : // Support: IE<9 // Otherwise append directly function( target, els ) { var j = target.length, i = 0; // Can't trust NodeList.length while ( (target[j++] = els[i++]) ) {} target.length = j - 1; } }; } function Sizzle( selector, context, results, seed ) { var m, i, elem, nid, match, groups, newSelector, newContext = context && context.ownerDocument, // nodeType defaults to 9, since context defaults to document nodeType = context ? context.nodeType : 9; results = results || []; // Return early from calls with invalid selector or context if ( typeof selector !== "string" || !selector || nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { return results; } // Try to shortcut find operations (as opposed to filters) in HTML documents if ( !seed ) { if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { setDocument( context ); } context = context || document; if ( documentIsHTML ) { // If the selector is sufficiently simple, try using a "get*By*" DOM method // (excepting DocumentFragment context, where the methods don't exist) if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { // ID selector if ( (m = match[1]) ) { // Document context if ( nodeType === 9 ) { if ( (elem = context.getElementById( m )) ) { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID if ( elem.id === m ) { results.push( elem ); return results; } } else { return results; } // Element context } else { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID if ( newContext && (elem = newContext.getElementById( m )) && contains( context, elem ) && elem.id === m ) { results.push( elem ); return results; } } // Type selector } else if ( match[2] ) { push.apply( results, context.getElementsByTagName( selector ) ); return results; // Class selector } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { push.apply( results, context.getElementsByClassName( m ) ); return results; } } // Take advantage of querySelectorAll if ( support.qsa && !nonnativeSelectorCache[ selector + " " ] && (!rbuggyQSA || !rbuggyQSA.test( selector )) && // Support: IE 8 only // Exclude object elements (nodeType !== 1 || context.nodeName.toLowerCase() !== "object") ) { newSelector = selector; newContext = context; // qSA considers elements outside a scoping root when evaluating child or // descendant combinators, which is not what we want. // In such cases, we work around the behavior by prefixing every selector in the // list with an ID selector referencing the scope context. // Thanks to Andrew Dupont for this technique. if ( nodeType === 1 && rdescend.test( selector ) ) { // Capture the context ID, setting it first if necessary if ( (nid = context.getAttribute( "id" )) ) { nid = nid.replace( rcssescape, fcssescape ); } else { context.setAttribute( "id", (nid = expando) ); } // Prefix every selector in the list groups = tokenize( selector ); i = groups.length; while ( i-- ) { groups[i] = "#" + nid + " " + toSelector( groups[i] ); } newSelector = groups.join( "," ); // Expand context for sibling selectors newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; } try { push.apply( results, newContext.querySelectorAll( newSelector ) ); return results; } catch ( qsaError ) { nonnativeSelectorCache( selector, true ); } finally { if ( nid === expando ) { context.removeAttribute( "id" ); } } } } } // All others return select( selector.replace( rtrim, "$1" ), context, results, seed ); } /** * Create key-value caches of limited size * @returns {function(string, object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ function createCache() { var keys = []; function cache( key, value ) { // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) if ( keys.push( key + " " ) > Expr.cacheLength ) { // Only keep the most recent entries delete cache[ keys.shift() ]; } return (cache[ key + " " ] = value); } return cache; } /** * Mark a function for special use by Sizzle * @param {Function} fn The function to mark */ function markFunction( fn ) { fn[ expando ] = true; return fn; } /** * Support testing using an element * @param {Function} fn Passed the created element and returns a boolean result */ function assert( fn ) { var el = document.createElement("fieldset"); try { return !!fn( el ); } catch (e) { return false; } finally { // Remove from its parent by default if ( el.parentNode ) { el.parentNode.removeChild( el ); } // release memory in IE el = null; } } /** * Adds the same handler for all of the specified attrs * @param {String} attrs Pipe-separated list of attributes * @param {Function} handler The method that will be applied */ function addHandle( attrs, handler ) { var arr = attrs.split("|"), i = arr.length; while ( i-- ) { Expr.attrHandle[ arr[i] ] = handler; } } /** * Checks document order of two siblings * @param {Element} a * @param {Element} b * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b */ function siblingCheck( a, b ) { var cur = b && a, diff = cur && a.nodeType === 1 && b.nodeType === 1 && a.sourceIndex - b.sourceIndex; // Use IE sourceIndex if available on both nodes if ( diff ) { return diff; } // Check if b follows a if ( cur ) { while ( (cur = cur.nextSibling) ) { if ( cur === b ) { return -1; } } } return a ? 1 : -1; } /** * Returns a function to use in pseudos for input types * @param {String} type */ function createInputPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === type; }; } /** * Returns a function to use in pseudos for buttons * @param {String} type */ function createButtonPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && elem.type === type; }; } /** * Returns a function to use in pseudos for :enabled/:disabled * @param {Boolean} disabled true for :disabled; false for :enabled */ function createDisabledPseudo( disabled ) { // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable return function( elem ) { // Only certain elements can match :enabled or :disabled // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled if ( "form" in elem ) { // Check for inherited disabledness on relevant non-disabled elements: // * listed form-associated elements in a disabled fieldset // https://html.spec.whatwg.org/multipage/forms.html#category-listed // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled // * option elements in a disabled optgroup // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled // All such elements have a "form" property. if ( elem.parentNode && elem.disabled === false ) { // Option elements defer to a parent optgroup if present if ( "label" in elem ) { if ( "label" in elem.parentNode ) { return elem.parentNode.disabled === disabled; } else { return elem.disabled === disabled; } } // Support: IE 6 - 11 // Use the isDisabled shortcut property to check for disabled fieldset ancestors return elem.isDisabled === disabled || // Where there is no isDisabled, check manually /* jshint -W018 */ elem.isDisabled !== !disabled && inDisabledFieldset( elem ) === disabled; } return elem.disabled === disabled; // Try to winnow out elements that can't be disabled before trusting the disabled property. // Some victims get caught in our net (label, legend, menu, track), but it shouldn't // even exist on them, let alone have a boolean value. } else if ( "label" in elem ) { return elem.disabled === disabled; } // Remaining elements are neither :enabled nor :disabled return false; }; } /** * Returns a function to use in pseudos for positionals * @param {Function} fn */ function createPositionalPseudo( fn ) { return markFunction(function( argument ) { argument = +argument; return markFunction(function( seed, matches ) { var j, matchIndexes = fn( [], seed.length, argument ), i = matchIndexes.length; // Match elements found at the specified indexes while ( i-- ) { if ( seed[ (j = matchIndexes[i]) ] ) { seed[j] = !(matches[j] = seed[j]); } } }); }); } /** * Checks a node for validity as a Sizzle context * @param {Element|Object=} context * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ function testContext( context ) { return context && typeof context.getElementsByTagName !== "undefined" && context; } // Expose support vars for convenience support = Sizzle.support = {}; /** * Detects XML nodes * @param {Element|Object} elem An element or a document * @returns {Boolean} True iff elem is a non-HTML XML node */ isXML = Sizzle.isXML = function( elem ) { var namespace = elem.namespaceURI, docElem = (elem.ownerDocument || elem).documentElement; // Support: IE <=8 // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes // https://bugs.jquery.com/ticket/4833 return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" ); }; /** * Sets document-related variables once based on the current document * @param {Element|Object} [doc] An element or document object to use to set the document * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function( node ) { var hasCompare, subWindow, doc = node ? node.ownerDocument || node : preferredDoc; // Return early if doc is invalid or already selected if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { return document; } // Update global variables document = doc; docElem = document.documentElement; documentIsHTML = !isXML( document ); // Support: IE 9-11, Edge // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) if ( preferredDoc !== document && (subWindow = document.defaultView) && subWindow.top !== subWindow ) { // Support: IE 11, Edge if ( subWindow.addEventListener ) { subWindow.addEventListener( "unload", unloadHandler, false ); // Support: IE 9 - 10 only } else if ( subWindow.attachEvent ) { subWindow.attachEvent( "onunload", unloadHandler ); } } /* Attributes ---------------------------------------------------------------------- */ // Support: IE<8 // Verify that getAttribute really returns attributes and not properties // (excepting IE8 booleans) support.attributes = assert(function( el ) { el.className = "i"; return !el.getAttribute("className"); }); /* getElement(s)By* ---------------------------------------------------------------------- */ // Check if getElementsByTagName("*") returns only elements support.getElementsByTagName = assert(function( el ) { el.appendChild( document.createComment("") ); return !el.getElementsByTagName("*").length; }); // Support: IE<9 support.getElementsByClassName = rnative.test( document.getElementsByClassName ); // Support: IE<10 // Check if getElementById returns elements by name // The broken getElementById methods don't pick up programmatically-set names, // so use a roundabout getElementsByName test support.getById = assert(function( el ) { docElem.appendChild( el ).id = expando; return !document.getElementsByName || !document.getElementsByName( expando ).length; }); // ID filter and find if ( support.getById ) { Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { return elem.getAttribute("id") === attrId; }; }; Expr.find["ID"] = function( id, context ) { if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { var elem = context.getElementById( id ); return elem ? [ elem ] : []; } }; } else { Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); return node && node.value === attrId; }; }; // Support: IE 6 - 7 only // getElementById is not reliable as a find shortcut Expr.find["ID"] = function( id, context ) { if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { var node, i, elems, elem = context.getElementById( id ); if ( elem ) { // Verify the id attribute node = elem.getAttributeNode("id"); if ( node && node.value === id ) { return [ elem ]; } // Fall back on getElementsByName elems = context.getElementsByName( id ); i = 0; while ( (elem = elems[i++]) ) { node = elem.getAttributeNode("id"); if ( node && node.value === id ) { return [ elem ]; } } } return []; } }; } // Tag Expr.find["TAG"] = support.getElementsByTagName ? function( tag, context ) { if ( typeof context.getElementsByTagName !== "undefined" ) { return context.getElementsByTagName( tag ); // DocumentFragment nodes don't have gEBTN } else if ( support.qsa ) { return context.querySelectorAll( tag ); } } : function( tag, context ) { var elem, tmp = [], i = 0, // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too results = context.getElementsByTagName( tag ); // Filter out possible comments if ( tag === "*" ) { while ( (elem = results[i++]) ) { if ( elem.nodeType === 1 ) { tmp.push( elem ); } } return tmp; } return results; }; // Class Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } }; /* QSA/matchesSelector ---------------------------------------------------------------------- */ // QSA and matchesSelector support // matchesSelector(:active) reports false when true (IE9/Opera 11.5) rbuggyMatches = []; // qSa(:focus) reports false when true (Chrome 21) // We allow this because of a bug in IE8/9 that throws an error // whenever `document.activeElement` is accessed on an iframe // So, we allow :focus to pass through QSA all the time to avoid the IE error // See https://bugs.jquery.com/ticket/13378 rbuggyQSA = []; if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { // Build QSA regex // Regex strategy adopted from Diego Perini assert(function( el ) { // Select is set to empty string on purpose // This is to test IE's treatment of not explicitly // setting a boolean content attribute, // since its presence should be enough // https://bugs.jquery.com/ticket/12359 docElem.appendChild( el ).innerHTML = "" + ""; // Support: IE8, Opera 11-12.16 // Nothing should be selected when empty strings follow ^= or $= or *= // The test attribute must be unknown in Opera but "safe" for WinRT // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section if ( el.querySelectorAll("[msallowcapture^='']").length ) { rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); } // Support: IE8 // Boolean attributes and "value" are not treated correctly if ( !el.querySelectorAll("[selected]").length ) { rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); } // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { rbuggyQSA.push("~="); } // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests if ( !el.querySelectorAll(":checked").length ) { rbuggyQSA.push(":checked"); } // Support: Safari 8+, iOS 8+ // https://bugs.webkit.org/show_bug.cgi?id=136851 // In-page `selector#id sibling-combinator selector` fails if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { rbuggyQSA.push(".#.+[+~]"); } }); assert(function( el ) { el.innerHTML = "" + ""; // Support: Windows 8 Native Apps // The type and name attributes are restricted during .innerHTML assignment var input = document.createElement("input"); input.setAttribute( "type", "hidden" ); el.appendChild( input ).setAttribute( "name", "D" ); // Support: IE8 // Enforce case-sensitivity of name attribute if ( el.querySelectorAll("[name=d]").length ) { rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); } // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) // IE8 throws error here and will not see later tests if ( el.querySelectorAll(":enabled").length !== 2 ) { rbuggyQSA.push( ":enabled", ":disabled" ); } // Support: IE9-11+ // IE's :disabled selector does not pick up the children of disabled fieldsets docElem.appendChild( el ).disabled = true; if ( el.querySelectorAll(":disabled").length !== 2 ) { rbuggyQSA.push( ":enabled", ":disabled" ); } // Opera 10-11 does not throw on post-comma invalid pseudos el.querySelectorAll("*,:x"); rbuggyQSA.push(",.*:"); }); } if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector) )) ) { assert(function( el ) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9) support.disconnectedMatch = matches.call( el, "*" ); // This should fail with an exception // Gecko does not error, returns false instead matches.call( el, "[s!='']:x" ); rbuggyMatches.push( "!=", pseudos ); }); } rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); /* Contains ---------------------------------------------------------------------- */ hasCompare = rnative.test( docElem.compareDocumentPosition ); // Element contains another // Purposefully self-exclusive // As in, an element does not contain itself contains = hasCompare || rnative.test( docElem.contains ) ? function( a, b ) { var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode; return a === bup || !!( bup && bup.nodeType === 1 && ( adown.contains ? adown.contains( bup ) : a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 )); } : function( a, b ) { if ( b ) { while ( (b = b.parentNode) ) { if ( b === a ) { return true; } } } return false; }; /* Sorting ---------------------------------------------------------------------- */ // Document order sorting sortOrder = hasCompare ? function( a, b ) { // Flag for duplicate removal if ( a === b ) { hasDuplicate = true; return 0; } // Sort on method existence if only one input has compareDocumentPosition var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; if ( compare ) { return compare; } // Calculate position if both inputs belong to the same document compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? a.compareDocumentPosition( b ) : // Otherwise we know they are disconnected 1; // Disconnected nodes if ( compare & 1 || (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { // Choose the first element that is related to our preferred document if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { return -1; } if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { return 1; } // Maintain original order return sortInput ? ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0; } return compare & 4 ? -1 : 1; } : function( a, b ) { // Exit early if the nodes are identical if ( a === b ) { hasDuplicate = true; return 0; } var cur, i = 0, aup = a.parentNode, bup = b.parentNode, ap = [ a ], bp = [ b ]; // Parentless nodes are either documents or disconnected if ( !aup || !bup ) { return a === document ? -1 : b === document ? 1 : aup ? -1 : bup ? 1 : sortInput ? ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0; // If the nodes are siblings, we can do a quick check } else if ( aup === bup ) { return siblingCheck( a, b ); } // Otherwise we need full lists of their ancestors for comparison cur = a; while ( (cur = cur.parentNode) ) { ap.unshift( cur ); } cur = b; while ( (cur = cur.parentNode) ) { bp.unshift( cur ); } // Walk down the tree looking for a discrepancy while ( ap[i] === bp[i] ) { i++; } return i ? // Do a sibling check if the nodes have a common ancestor siblingCheck( ap[i], bp[i] ) : // Otherwise nodes in our document sort first ap[i] === preferredDoc ? -1 : bp[i] === preferredDoc ? 1 : 0; }; return document; }; Sizzle.matches = function( expr, elements ) { return Sizzle( expr, null, null, elements ); }; Sizzle.matchesSelector = function( elem, expr ) { // Set document vars if needed if ( ( elem.ownerDocument || elem ) !== document ) { setDocument( elem ); } if ( support.matchesSelector && documentIsHTML && !nonnativeSelectorCache[ expr + " " ] && ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { try { var ret = matches.call( elem, expr ); // IE 9's matchesSelector returns false on disconnected nodes if ( ret || support.disconnectedMatch || // As well, disconnected nodes are said to be in a document // fragment in IE 9 elem.document && elem.document.nodeType !== 11 ) { return ret; } } catch (e) { nonnativeSelectorCache( expr, true ); } } return Sizzle( expr, document, null, [ elem ] ).length > 0; }; Sizzle.contains = function( context, elem ) { // Set document vars if needed if ( ( context.ownerDocument || context ) !== document ) { setDocument( context ); } return contains( context, elem ); }; Sizzle.attr = function( elem, name ) { // Set document vars if needed if ( ( elem.ownerDocument || elem ) !== document ) { setDocument( elem ); } var fn = Expr.attrHandle[ name.toLowerCase() ], // Don't get fooled by Object.prototype properties (jQuery #13807) val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? fn( elem, name, !documentIsHTML ) : undefined; return val !== undefined ? val : support.attributes || !documentIsHTML ? elem.getAttribute( name ) : (val = elem.getAttributeNode(name)) && val.specified ? val.value : null; }; Sizzle.escape = function( sel ) { return (sel + "").replace( rcssescape, fcssescape ); }; Sizzle.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); }; /** * Document sorting and removing duplicates * @param {ArrayLike} results */ Sizzle.uniqueSort = function( results ) { var elem, duplicates = [], j = 0, i = 0; // Unless we *know* we can detect duplicates, assume their presence hasDuplicate = !support.detectDuplicates; sortInput = !support.sortStable && results.slice( 0 ); results.sort( sortOrder ); if ( hasDuplicate ) { while ( (elem = results[i++]) ) { if ( elem === results[ i ] ) { j = duplicates.push( i ); } } while ( j-- ) { results.splice( duplicates[ j ], 1 ); } } // Clear input after sorting to release objects // See https://github.com/jquery/sizzle/pull/225 sortInput = null; return results; }; /** * Utility function for retrieving the text value of an array of DOM nodes * @param {Array|Element} elem */ getText = Sizzle.getText = function( elem ) { var node, ret = "", i = 0, nodeType = elem.nodeType; if ( !nodeType ) { // If no nodeType, this is expected to be an array while ( (node = elem[i++]) ) { // Do not traverse comment nodes ret += getText( node ); } } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { // Use textContent for elements // innerText usage removed for consistency of new lines (jQuery #11153) if ( typeof elem.textContent === "string" ) { return elem.textContent; } else { // Traverse its children for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { ret += getText( elem ); } } } else if ( nodeType === 3 || nodeType === 4 ) { return elem.nodeValue; } // Do not include comment or processing instruction nodes return ret; }; Expr = Sizzle.selectors = { // Can be adjusted by the user cacheLength: 50, createPseudo: markFunction, match: matchExpr, attrHandle: {}, find: {}, relative: { ">": { dir: "parentNode", first: true }, " ": { dir: "parentNode" }, "+": { dir: "previousSibling", first: true }, "~": { dir: "previousSibling" } }, preFilter: { "ATTR": function( match ) { match[1] = match[1].replace( runescape, funescape ); // Move the given value to match[3] whether quoted or unquoted match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); if ( match[2] === "~=" ) { match[3] = " " + match[3] + " "; } return match.slice( 0, 4 ); }, "CHILD": function( match ) { /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 4 xn-component of xn+y argument ([+-]?\d*n|) 5 sign of xn-component 6 x of xn-component 7 sign of y-component 8 y of y-component */ match[1] = match[1].toLowerCase(); if ( match[1].slice( 0, 3 ) === "nth" ) { // nth-* requires argument if ( !match[3] ) { Sizzle.error( match[0] ); } // numeric x and y parameters for Expr.filter.CHILD // remember that false/true cast respectively to 0/1 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); // other types prohibit arguments } else if ( match[3] ) { Sizzle.error( match[0] ); } return match; }, "PSEUDO": function( match ) { var excess, unquoted = !match[6] && match[2]; if ( matchExpr["CHILD"].test( match[0] ) ) { return null; } // Accept quoted arguments as-is if ( match[3] ) { match[2] = match[4] || match[5] || ""; // Strip excess characters from unquoted arguments } else if ( unquoted && rpseudo.test( unquoted ) && // Get excess from tokenize (recursively) (excess = tokenize( unquoted, true )) && // advance to the next closing parenthesis (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { // excess is a negative index match[0] = match[0].slice( 0, excess ); match[2] = unquoted.slice( 0, excess ); } // Return only captures needed by the pseudo filter method (type and argument) return match.slice( 0, 3 ); } }, filter: { "TAG": function( nodeNameSelector ) { var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); return nodeNameSelector === "*" ? function() { return true; } : function( elem ) { return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; }; }, "CLASS": function( className ) { var pattern = classCache[ className + " " ]; return pattern || (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && classCache( className, function( elem ) { return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); }); }, "ATTR": function( name, operator, check ) { return function( elem ) { var result = Sizzle.attr( elem, name ); if ( result == null ) { return operator === "!="; } if ( !operator ) { return true; } result += ""; return operator === "=" ? result === check : operator === "!=" ? result !== check : operator === "^=" ? check && result.indexOf( check ) === 0 : operator === "*=" ? check && result.indexOf( check ) > -1 : operator === "$=" ? check && result.slice( -check.length ) === check : operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : false; }; }, "CHILD": function( type, what, argument, first, last ) { var simple = type.slice( 0, 3 ) !== "nth", forward = type.slice( -4 ) !== "last", ofType = what === "of-type"; return first === 1 && last === 0 ? // Shortcut for :nth-*(n) function( elem ) { return !!elem.parentNode; } : function( elem, context, xml ) { var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), useCache = !xml && !ofType, diff = false; if ( parent ) { // :(first|last|only)-(child|of-type) if ( simple ) { while ( dir ) { node = elem; while ( (node = node[ dir ]) ) { if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { return false; } } // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } return true; } start = [ forward ? parent.firstChild : parent.lastChild ]; // non-xml :nth-child(...) stores cache data on `parent` if ( forward && useCache ) { // Seek `elem` from a previously-cached index // ...in a gzip-friendly way node = parent; outerCache = node[ expando ] || (node[ expando ] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ node.uniqueID ] || (outerCache[ node.uniqueID ] = {}); cache = uniqueCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex && cache[ 2 ]; node = nodeIndex && parent.childNodes[ nodeIndex ]; while ( (node = ++nodeIndex && node && node[ dir ] || // Fallback to seeking `elem` from the start (diff = nodeIndex = 0) || start.pop()) ) { // When found, cache indexes on `parent` and break if ( node.nodeType === 1 && ++diff && node === elem ) { uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } } } else { // Use previously-cached element index if available if ( useCache ) { // ...in a gzip-friendly way node = elem; outerCache = node[ expando ] || (node[ expando ] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ node.uniqueID ] || (outerCache[ node.uniqueID ] = {}); cache = uniqueCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex; } // xml :nth-child(...) // or :nth-last-child(...) or :nth(-last)?-of-type(...) if ( diff === false ) { // Use the same loop as above to seek `elem` from the start while ( (node = ++nodeIndex && node && node[ dir ] || (diff = nodeIndex = 0) || start.pop()) ) { if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { // Cache the index of each encountered element if ( useCache ) { outerCache = node[ expando ] || (node[ expando ] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ node.uniqueID ] || (outerCache[ node.uniqueID ] = {}); uniqueCache[ type ] = [ dirruns, diff ]; } if ( node === elem ) { break; } } } } } // Incorporate the offset, then check against cycle size diff -= last; return diff === first || ( diff % first === 0 && diff / first >= 0 ); } }; }, "PSEUDO": function( pseudo, argument ) { // pseudo-class names are case-insensitive // http://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters // Remember that setFilters inherits from pseudos var args, fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || Sizzle.error( "unsupported pseudo: " + pseudo ); // The user may use createPseudo to indicate that // arguments are needed to create the filter function // just as Sizzle does if ( fn[ expando ] ) { return fn( argument ); } // But maintain support for old signatures if ( fn.length > 1 ) { args = [ pseudo, pseudo, "", argument ]; return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? markFunction(function( seed, matches ) { var idx, matched = fn( seed, argument ), i = matched.length; while ( i-- ) { idx = indexOf( seed, matched[i] ); seed[ idx ] = !( matches[ idx ] = matched[i] ); } }) : function( elem ) { return fn( elem, 0, args ); }; } return fn; } }, pseudos: { // Potentially complex pseudos "not": markFunction(function( selector ) { // Trim the selector passed to compile // to avoid treating leading and trailing // spaces as combinators var input = [], results = [], matcher = compile( selector.replace( rtrim, "$1" ) ); return matcher[ expando ] ? markFunction(function( seed, matches, context, xml ) { var elem, unmatched = matcher( seed, null, xml, [] ), i = seed.length; // Match elements unmatched by `matcher` while ( i-- ) { if ( (elem = unmatched[i]) ) { seed[i] = !(matches[i] = elem); } } }) : function( elem, context, xml ) { input[0] = elem; matcher( input, null, xml, results ); // Don't keep the element (issue #299) input[0] = null; return !results.pop(); }; }), "has": markFunction(function( selector ) { return function( elem ) { return Sizzle( selector, elem ).length > 0; }; }), "contains": markFunction(function( text ) { text = text.replace( runescape, funescape ); return function( elem ) { return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1; }; }), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value // being equal to the identifier C, // or beginning with the identifier C immediately followed by "-". // The matching of C against the element's language value is performed case-insensitively. // The identifier C does not have to be a valid language name." // http://www.w3.org/TR/selectors/#lang-pseudo "lang": markFunction( function( lang ) { // lang value must be a valid identifier if ( !ridentifier.test(lang || "") ) { Sizzle.error( "unsupported lang: " + lang ); } lang = lang.replace( runescape, funescape ).toLowerCase(); return function( elem ) { var elemLang; do { if ( (elemLang = documentIsHTML ? elem.lang : elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { elemLang = elemLang.toLowerCase(); return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; } } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); return false; }; }), // Miscellaneous "target": function( elem ) { var hash = window.location && window.location.hash; return hash && hash.slice( 1 ) === elem.id; }, "root": function( elem ) { return elem === docElem; }, "focus": function( elem ) { return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); }, // Boolean properties "enabled": createDisabledPseudo( false ), "disabled": createDisabledPseudo( true ), "checked": function( elem ) { // In CSS3, :checked should return both checked and selected elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked var nodeName = elem.nodeName.toLowerCase(); return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); }, "selected": function( elem ) { // Accessing this property makes selected-by-default // options in Safari work properly if ( elem.parentNode ) { elem.parentNode.selectedIndex; } return elem.selected === true; }, // Contents "empty": function( elem ) { // http://www.w3.org/TR/selectors/#empty-pseudo // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), // but not by others (comment: 8; processing instruction: 7; etc.) // nodeType < 6 works because attributes (2) do not appear as children for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { if ( elem.nodeType < 6 ) { return false; } } return true; }, "parent": function( elem ) { return !Expr.pseudos["empty"]( elem ); }, // Element/input types "header": function( elem ) { return rheader.test( elem.nodeName ); }, "input": function( elem ) { return rinputs.test( elem.nodeName ); }, "button": function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === "button" || name === "button"; }, "text": function( elem ) { var attr; return elem.nodeName.toLowerCase() === "input" && elem.type === "text" && // Support: IE<8 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); }, // Position-in-collection "first": createPositionalPseudo(function() { return [ 0 ]; }), "last": createPositionalPseudo(function( matchIndexes, length ) { return [ length - 1 ]; }), "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { return [ argument < 0 ? argument + length : argument ]; }), "even": createPositionalPseudo(function( matchIndexes, length ) { var i = 0; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; }), "odd": createPositionalPseudo(function( matchIndexes, length ) { var i = 1; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; }), "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument > length ? length : argument; for ( ; --i >= 0; ) { matchIndexes.push( i ); } return matchIndexes; }), "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; ++i < length; ) { matchIndexes.push( i ); } return matchIndexes; }) } }; Expr.pseudos["nth"] = Expr.pseudos["eq"]; // Add button/input type pseudos for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { Expr.pseudos[ i ] = createInputPseudo( i ); } for ( i in { submit: true, reset: true } ) { Expr.pseudos[ i ] = createButtonPseudo( i ); } // Easy API for creating new setFilters function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); tokenize = Sizzle.tokenize = function( selector, parseOnly ) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[ selector + " " ]; if ( cached ) { return parseOnly ? 0 : cached.slice( 0 ); } soFar = selector; groups = []; preFilters = Expr.preFilter; while ( soFar ) { // Comma and first run if ( !matched || (match = rcomma.exec( soFar )) ) { if ( match ) { // Don't consume trailing commas as valid soFar = soFar.slice( match[0].length ) || soFar; } groups.push( (tokens = []) ); } matched = false; // Combinators if ( (match = rcombinators.exec( soFar )) ) { matched = match.shift(); tokens.push({ value: matched, // Cast descendant combinators to space type: match[0].replace( rtrim, " " ) }); soFar = soFar.slice( matched.length ); } // Filters for ( type in Expr.filter ) { if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || (match = preFilters[ type ]( match ))) ) { matched = match.shift(); tokens.push({ value: matched, type: type, matches: match }); soFar = soFar.slice( matched.length ); } } if ( !matched ) { break; } } // Return the length of the invalid excess // if we're just parsing // Otherwise, throw an error or return tokens return parseOnly ? soFar.length : soFar ? Sizzle.error( selector ) : // Cache the tokens tokenCache( selector, groups ).slice( 0 ); }; function toSelector( tokens ) { var i = 0, len = tokens.length, selector = ""; for ( ; i < len; i++ ) { selector += tokens[i].value; } return selector; } function addCombinator( matcher, combinator, base ) { var dir = combinator.dir, skip = combinator.next, key = skip || dir, checkNonElements = base && key === "parentNode", doneName = done++; return combinator.first ? // Check against closest ancestor/preceding element function( elem, context, xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { return matcher( elem, context, xml ); } } return false; } : // Check against all ancestor/preceding elements function( elem, context, xml ) { var oldCache, uniqueCache, outerCache, newCache = [ dirruns, doneName ]; // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching if ( xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { if ( matcher( elem, context, xml ) ) { return true; } } } } else { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { outerCache = elem[ expando ] || (elem[ expando ] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); if ( skip && skip === elem.nodeName.toLowerCase() ) { elem = elem[ dir ] || elem; } else if ( (oldCache = uniqueCache[ key ]) && oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { // Assign to newCache so results back-propagate to previous elements return (newCache[ 2 ] = oldCache[ 2 ]); } else { // Reuse newcache so results back-propagate to previous elements uniqueCache[ key ] = newCache; // A match means we're done; a fail means we have to keep checking if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { return true; } } } } } return false; }; } function elementMatcher( matchers ) { return matchers.length > 1 ? function( elem, context, xml ) { var i = matchers.length; while ( i-- ) { if ( !matchers[i]( elem, context, xml ) ) { return false; } } return true; } : matchers[0]; } function multipleContexts( selector, contexts, results ) { var i = 0, len = contexts.length; for ( ; i < len; i++ ) { Sizzle( selector, contexts[i], results ); } return results; } function condense( unmatched, map, filter, context, xml ) { var elem, newUnmatched = [], i = 0, len = unmatched.length, mapped = map != null; for ( ; i < len; i++ ) { if ( (elem = unmatched[i]) ) { if ( !filter || filter( elem, context, xml ) ) { newUnmatched.push( elem ); if ( mapped ) { map.push( i ); } } } } return newUnmatched; } function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { if ( postFilter && !postFilter[ expando ] ) { postFilter = setMatcher( postFilter ); } if ( postFinder && !postFinder[ expando ] ) { postFinder = setMatcher( postFinder, postSelector ); } return markFunction(function( seed, results, context, xml ) { var temp, i, elem, preMap = [], postMap = [], preexisting = results.length, // Get initial elements from seed or context elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), // Prefilter to get matcher input, preserving a map for seed-results synchronization matcherIn = preFilter && ( seed || !selector ) ? condense( elems, preMap, preFilter, context, xml ) : elems, matcherOut = matcher ? // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, postFinder || ( seed ? preFilter : preexisting || postFilter ) ? // ...intermediate processing is necessary [] : // ...otherwise use results directly results : matcherIn; // Find primary matches if ( matcher ) { matcher( matcherIn, matcherOut, context, xml ); } // Apply postFilter if ( postFilter ) { temp = condense( matcherOut, postMap ); postFilter( temp, [], context, xml ); // Un-match failing elements by moving them back to matcherIn i = temp.length; while ( i-- ) { if ( (elem = temp[i]) ) { matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); } } } if ( seed ) { if ( postFinder || preFilter ) { if ( postFinder ) { // Get the final matcherOut by condensing this intermediate into postFinder contexts temp = []; i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) ) { // Restore matcherIn since elem is not yet a final match temp.push( (matcherIn[i] = elem) ); } } postFinder( null, (matcherOut = []), temp, xml ); } // Move matched elements from seed to results to keep them synchronized i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) && (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { seed[temp] = !(results[temp] = elem); } } } // Add elements to results, through postFinder if defined } else { matcherOut = condense( matcherOut === results ? matcherOut.splice( preexisting, matcherOut.length ) : matcherOut ); if ( postFinder ) { postFinder( null, results, matcherOut, xml ); } else { push.apply( results, matcherOut ); } } }); } function matcherFromTokens( tokens ) { var checkContext, matcher, j, len = tokens.length, leadingRelative = Expr.relative[ tokens[0].type ], implicitRelative = leadingRelative || Expr.relative[" "], i = leadingRelative ? 1 : 0, // The foundational matcher ensures that elements are reachable from top-level context(s) matchContext = addCombinator( function( elem ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { return indexOf( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( (checkContext = context).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); // Avoid hanging onto element (issue #299) checkContext = null; return ret; } ]; for ( ; i < len; i++ ) { if ( (matcher = Expr.relative[ tokens[i].type ]) ) { matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; } else { matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); // Return special upon seeing a positional matcher if ( matcher[ expando ] ) { // Find the next relative operator (if any) for proper handling j = ++i; for ( ; j < len; j++ ) { if ( Expr.relative[ tokens[j].type ] ) { break; } } return setMatcher( i > 1 && elementMatcher( matchers ), i > 1 && toSelector( // If the preceding token was a descendant combinator, insert an implicit any-element `*` tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) ).replace( rtrim, "$1" ), matcher, i < j && matcherFromTokens( tokens.slice( i, j ) ), j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), j < len && toSelector( tokens ) ); } matchers.push( matcher ); } } return elementMatcher( matchers ); } function matcherFromGroupMatchers( elementMatchers, setMatchers ) { var bySet = setMatchers.length > 0, byElement = elementMatchers.length > 0, superMatcher = function( seed, context, xml, results, outermost ) { var elem, j, matcher, matchedCount = 0, i = "0", unmatched = seed && [], setMatched = [], contextBackup = outermostContext, // We must always have either seed elements or outermost context elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), // Use integer dirruns iff this is the outermost matcher dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), len = elems.length; if ( outermost ) { outermostContext = context === document || context || outermost; } // Add elements passing elementMatchers directly to results // Support: IE<9, Safari // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id for ( ; i !== len && (elem = elems[i]) != null; i++ ) { if ( byElement && elem ) { j = 0; if ( !context && elem.ownerDocument !== document ) { setDocument( elem ); xml = !documentIsHTML; } while ( (matcher = elementMatchers[j++]) ) { if ( matcher( elem, context || document, xml) ) { results.push( elem ); break; } } if ( outermost ) { dirruns = dirrunsUnique; } } // Track unmatched elements for set filters if ( bySet ) { // They will have gone through all possible matchers if ( (elem = !matcher && elem) ) { matchedCount--; } // Lengthen the array for every element, matched or not if ( seed ) { unmatched.push( elem ); } } } // `i` is now the count of elements visited above, and adding it to `matchedCount` // makes the latter nonnegative. matchedCount += i; // Apply set filters to unmatched elements // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` // equals `i`), unless we didn't visit _any_ elements in the above loop because we have // no element matchers and no seed. // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that // case, which will result in a "00" `matchedCount` that differs from `i` but is also // numerically zero. if ( bySet && i !== matchedCount ) { j = 0; while ( (matcher = setMatchers[j++]) ) { matcher( unmatched, setMatched, context, xml ); } if ( seed ) { // Reintegrate element matches to eliminate the need for sorting if ( matchedCount > 0 ) { while ( i-- ) { if ( !(unmatched[i] || setMatched[i]) ) { setMatched[i] = pop.call( results ); } } } // Discard index placeholder values to get only actual matches setMatched = condense( setMatched ); } // Add matches to results push.apply( results, setMatched ); // Seedless set matches succeeding multiple successful matchers stipulate sorting if ( outermost && !seed && setMatched.length > 0 && ( matchedCount + setMatchers.length ) > 1 ) { Sizzle.uniqueSort( results ); } } // Override manipulation of globals by nested matchers if ( outermost ) { dirruns = dirrunsUnique; outermostContext = contextBackup; } return unmatched; }; return bySet ? markFunction( superMatcher ) : superMatcher; } compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { var i, setMatchers = [], elementMatchers = [], cached = compilerCache[ selector + " " ]; if ( !cached ) { // Generate a function of recursive functions that can be used to check each element if ( !match ) { match = tokenize( selector ); } i = match.length; while ( i-- ) { cached = matcherFromTokens( match[i] ); if ( cached[ expando ] ) { setMatchers.push( cached ); } else { elementMatchers.push( cached ); } } // Cache the compiled function cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); // Save selector and tokenization cached.selector = selector; } return cached; }; /** * A low-level selection function that works with Sizzle's compiled * selector functions * @param {String|Function} selector A selector or a pre-compiled * selector function built with Sizzle.compile * @param {Element} context * @param {Array} [results] * @param {Array} [seed] A set of elements to match against */ select = Sizzle.select = function( selector, context, results, seed ) { var i, tokens, token, type, find, compiled = typeof selector === "function" && selector, match = !seed && tokenize( (selector = compiled.selector || selector) ); results = results || []; // Try to minimize operations if there is only one selector in the list and no seed // (the latter of which guarantees us context) if ( match.length === 1 ) { // Reduce context if the leading compound selector is an ID tokens = match[0] = match[0].slice( 0 ); if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) { context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; if ( !context ) { return results; // Precompiled matchers will still verify ancestry, so step up a level } else if ( compiled ) { context = context.parentNode; } selector = selector.slice( tokens.shift().value.length ); } // Fetch a seed set for right-to-left matching i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; while ( i-- ) { token = tokens[i]; // Abort if we hit a combinator if ( Expr.relative[ (type = token.type) ] ) { break; } if ( (find = Expr.find[ type ]) ) { // Search, expanding context for leading sibling combinators if ( (seed = find( token.matches[0].replace( runescape, funescape ), rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context )) ) { // If seed is empty or no tokens remain, we can return early tokens.splice( i, 1 ); selector = seed.length && toSelector( tokens ); if ( !selector ) { push.apply( results, seed ); return results; } break; } } } } // Compile and execute a filtering function if one is not provided // Provide `match` to avoid retokenization if we modified the selector above ( compiled || compile( selector, match ) )( seed, context, !documentIsHTML, results, !context || rsibling.test( selector ) && testContext( context.parentNode ) || context ); return results; }; // One-time assignments // Sort stability support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; // Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function support.detectDuplicates = !!hasDuplicate; // Initialize against the default document setDocument(); // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* support.sortDetached = assert(function( el ) { // Should return 1, but returns 4 (following) return el.compareDocumentPosition( document.createElement("fieldset") ) & 1; }); // Support: IE<8 // Prevent attribute/property "interpolation" // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx if ( !assert(function( el ) { el.innerHTML = ""; return el.firstChild.getAttribute("href") === "#" ; }) ) { addHandle( "type|href|height|width", function( elem, name, isXML ) { if ( !isXML ) { return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); } }); } // Support: IE<9 // Use defaultValue in place of getAttribute("value") if ( !support.attributes || !assert(function( el ) { el.innerHTML = ""; el.firstChild.setAttribute( "value", "" ); return el.firstChild.getAttribute( "value" ) === ""; }) ) { addHandle( "value", function( elem, name, isXML ) { if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { return elem.defaultValue; } }); } // Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies if ( !assert(function( el ) { return el.getAttribute("disabled") == null; }) ) { addHandle( booleans, function( elem, name, isXML ) { var val; if ( !isXML ) { return elem[ name ] === true ? name.toLowerCase() : (val = elem.getAttributeNode( name )) && val.specified ? val.value : null; } }); } return Sizzle; })( window ); jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; // Deprecated jQuery.expr[ ":" ] = jQuery.expr.pseudos; jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains; jQuery.escapeSelector = Sizzle.escape; var dir = function( elem, dir, until ) { var matched = [], truncate = until !== undefined; while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { if ( elem.nodeType === 1 ) { if ( truncate && jQuery( elem ).is( until ) ) { break; } matched.push( elem ); } } return matched; }; var siblings = function( n, elem ) { var matched = []; for ( ; n; n = n.nextSibling ) { if ( n.nodeType === 1 && n !== elem ) { matched.push( n ); } } return matched; }; var rneedsContext = jQuery.expr.match.needsContext; function nodeName( elem, name ) { return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); }; var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); // Implement the identical functionality for filter and not function winnow( elements, qualifier, not ) { if ( isFunction( qualifier ) ) { return jQuery.grep( elements, function( elem, i ) { return !!qualifier.call( elem, i, elem ) !== not; } ); } // Single element if ( qualifier.nodeType ) { return jQuery.grep( elements, function( elem ) { return ( elem === qualifier ) !== not; } ); } // Arraylike of elements (jQuery, arguments, Array) if ( typeof qualifier !== "string" ) { return jQuery.grep( elements, function( elem ) { return ( indexOf.call( qualifier, elem ) > -1 ) !== not; } ); } // Filtered directly for both simple and complex selectors return jQuery.filter( qualifier, elements, not ); } jQuery.filter = function( expr, elems, not ) { var elem = elems[ 0 ]; if ( not ) { expr = ":not(" + expr + ")"; } if ( elems.length === 1 && elem.nodeType === 1 ) { return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; } return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { return elem.nodeType === 1; } ) ); }; jQuery.fn.extend( { find: function( selector ) { var i, ret, len = this.length, self = this; if ( typeof selector !== "string" ) { return this.pushStack( jQuery( selector ).filter( function() { for ( i = 0; i < len; i++ ) { if ( jQuery.contains( self[ i ], this ) ) { return true; } } } ) ); } ret = this.pushStack( [] ); for ( i = 0; i < len; i++ ) { jQuery.find( selector, self[ i ], ret ); } return len > 1 ? jQuery.uniqueSort( ret ) : ret; }, filter: function( selector ) { return this.pushStack( winnow( this, selector || [], false ) ); }, not: function( selector ) { return this.pushStack( winnow( this, selector || [], true ) ); }, is: function( selector ) { return !!winnow( this, // If this is a positional/relative selector, check membership in the returned set // so $("p:first").is("p:last") won't return true for a doc with two "p". typeof selector === "string" && rneedsContext.test( selector ) ? jQuery( selector ) : selector || [], false ).length; } } ); // Initialize a jQuery object // A central reference to the root jQuery(document) var rootjQuery, // A simple way to check for HTML strings // Prioritize #id over to avoid XSS via location.hash (#9521) // Strict HTML recognition (#11290: must start with <) // Shortcut simple #id case for speed rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, init = jQuery.fn.init = function( selector, context, root ) { var match, elem; // HANDLE: $(""), $(null), $(undefined), $(false) if ( !selector ) { return this; } // Method init() accepts an alternate rootjQuery // so migrate can support jQuery.sub (gh-2101) root = root || rootjQuery; // Handle HTML strings if ( typeof selector === "string" ) { if ( selector[ 0 ] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { // Assume that strings that start and end with <> are HTML and skip the regex check match = [ null, selector, null ]; } else { match = rquickExpr.exec( selector ); } // Match html or make sure no context is specified for #id if ( match && ( match[ 1 ] || !context ) ) { // HANDLE: $(html) -> $(array) if ( match[ 1 ] ) { context = context instanceof jQuery ? context[ 0 ] : context; // Option to run scripts is true for back-compat // Intentionally let the error be thrown if parseHTML is not present jQuery.merge( this, jQuery.parseHTML( match[ 1 ], context && context.nodeType ? context.ownerDocument || context : document, true ) ); // HANDLE: $(html, props) if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { for ( match in context ) { // Properties of context are called as methods if possible if ( isFunction( this[ match ] ) ) { this[ match ]( context[ match ] ); // ...and otherwise set as attributes } else { this.attr( match, context[ match ] ); } } } return this; // HANDLE: $(#id) } else { elem = document.getElementById( match[ 2 ] ); if ( elem ) { // Inject the element directly into the jQuery object this[ 0 ] = elem; this.length = 1; } return this; } // HANDLE: $(expr, $(...)) } else if ( !context || context.jquery ) { return ( context || root ).find( selector ); // HANDLE: $(expr, context) // (which is just equivalent to: $(context).find(expr) } else { return this.constructor( context ).find( selector ); } // HANDLE: $(DOMElement) } else if ( selector.nodeType ) { this[ 0 ] = selector; this.length = 1; return this; // HANDLE: $(function) // Shortcut for document ready } else if ( isFunction( selector ) ) { return root.ready !== undefined ? root.ready( selector ) : // Execute immediately if ready is not present selector( jQuery ); } return jQuery.makeArray( selector, this ); }; // Give the init function the jQuery prototype for later instantiation init.prototype = jQuery.fn; // Initialize central reference rootjQuery = jQuery( document ); var rparentsprev = /^(?:parents|prev(?:Until|All))/, // Methods guaranteed to produce a unique set when starting from a unique set guaranteedUnique = { children: true, contents: true, next: true, prev: true }; jQuery.fn.extend( { has: function( target ) { var targets = jQuery( target, this ), l = targets.length; return this.filter( function() { var i = 0; for ( ; i < l; i++ ) { if ( jQuery.contains( this, targets[ i ] ) ) { return true; } } } ); }, closest: function( selectors, context ) { var cur, i = 0, l = this.length, matched = [], targets = typeof selectors !== "string" && jQuery( selectors ); // Positional selectors never match, since there's no _selection_ context if ( !rneedsContext.test( selectors ) ) { for ( ; i < l; i++ ) { for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { // Always skip document fragments if ( cur.nodeType < 11 && ( targets ? targets.index( cur ) > -1 : // Don't pass non-elements to Sizzle cur.nodeType === 1 && jQuery.find.matchesSelector( cur, selectors ) ) ) { matched.push( cur ); break; } } } } return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); }, // Determine the position of an element within the set index: function( elem ) { // No argument, return index in parent if ( !elem ) { return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; } // Index in selector if ( typeof elem === "string" ) { return indexOf.call( jQuery( elem ), this[ 0 ] ); } // Locate the position of the desired element return indexOf.call( this, // If it receives a jQuery object, the first element is used elem.jquery ? elem[ 0 ] : elem ); }, add: function( selector, context ) { return this.pushStack( jQuery.uniqueSort( jQuery.merge( this.get(), jQuery( selector, context ) ) ) ); }, addBack: function( selector ) { return this.add( selector == null ? this.prevObject : this.prevObject.filter( selector ) ); } } ); function sibling( cur, dir ) { while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} return cur; } jQuery.each( { parent: function( elem ) { var parent = elem.parentNode; return parent && parent.nodeType !== 11 ? parent : null; }, parents: function( elem ) { return dir( elem, "parentNode" ); }, parentsUntil: function( elem, i, until ) { return dir( elem, "parentNode", until ); }, next: function( elem ) { return sibling( elem, "nextSibling" ); }, prev: function( elem ) { return sibling( elem, "previousSibling" ); }, nextAll: function( elem ) { return dir( elem, "nextSibling" ); }, prevAll: function( elem ) { return dir( elem, "previousSibling" ); }, nextUntil: function( elem, i, until ) { return dir( elem, "nextSibling", until ); }, prevUntil: function( elem, i, until ) { return dir( elem, "previousSibling", until ); }, siblings: function( elem ) { return siblings( ( elem.parentNode || {} ).firstChild, elem ); }, children: function( elem ) { return siblings( elem.firstChild ); }, contents: function( elem ) { if ( typeof elem.contentDocument !== "undefined" ) { return elem.contentDocument; } // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only // Treat the template element as a regular one in browsers that // don't support it. if ( nodeName( elem, "template" ) ) { elem = elem.content || elem; } return jQuery.merge( [], elem.childNodes ); } }, function( name, fn ) { jQuery.fn[ name ] = function( until, selector ) { var matched = jQuery.map( this, fn, until ); if ( name.slice( -5 ) !== "Until" ) { selector = until; } if ( selector && typeof selector === "string" ) { matched = jQuery.filter( selector, matched ); } if ( this.length > 1 ) { // Remove duplicates if ( !guaranteedUnique[ name ] ) { jQuery.uniqueSort( matched ); } // Reverse order for parents* and prev-derivatives if ( rparentsprev.test( name ) ) { matched.reverse(); } } return this.pushStack( matched ); }; } ); var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); // Convert String-formatted options into Object-formatted ones function createOptions( options ) { var object = {}; jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { object[ flag ] = true; } ); return object; } /* * Create a callback list using the following parameters: * * options: an optional list of space-separated options that will change how * the callback list behaves or a more traditional option object * * By default a callback list will act like an event callback list and can be * "fired" multiple times. * * Possible options: * * once: will ensure the callback list can only be fired once (like a Deferred) * * memory: will keep track of previous values and will call any callback added * after the list has been fired right away with the latest "memorized" * values (like a Deferred) * * unique: will ensure a callback can only be added once (no duplicate in the list) * * stopOnFalse: interrupt callings when a callback returns false * */ jQuery.Callbacks = function( options ) { // Convert options from String-formatted to Object-formatted if needed // (we check in cache first) options = typeof options === "string" ? createOptions( options ) : jQuery.extend( {}, options ); var // Flag to know if list is currently firing firing, // Last fire value for non-forgettable lists memory, // Flag to know if list was already fired fired, // Flag to prevent firing locked, // Actual callback list list = [], // Queue of execution data for repeatable lists queue = [], // Index of currently firing callback (modified by add/remove as needed) firingIndex = -1, // Fire callbacks fire = function() { // Enforce single-firing locked = locked || options.once; // Execute callbacks for all pending executions, // respecting firingIndex overrides and runtime changes fired = firing = true; for ( ; queue.length; firingIndex = -1 ) { memory = queue.shift(); while ( ++firingIndex < list.length ) { // Run callback and check for early termination if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && options.stopOnFalse ) { // Jump to end and forget the data so .add doesn't re-fire firingIndex = list.length; memory = false; } } } // Forget the data if we're done with it if ( !options.memory ) { memory = false; } firing = false; // Clean up if we're done firing for good if ( locked ) { // Keep an empty list if we have data for future add calls if ( memory ) { list = []; // Otherwise, this object is spent } else { list = ""; } } }, // Actual Callbacks object self = { // Add a callback or a collection of callbacks to the list add: function() { if ( list ) { // If we have memory from a past run, we should fire after adding if ( memory && !firing ) { firingIndex = list.length - 1; queue.push( memory ); } ( function add( args ) { jQuery.each( args, function( _, arg ) { if ( isFunction( arg ) ) { if ( !options.unique || !self.has( arg ) ) { list.push( arg ); } } else if ( arg && arg.length && toType( arg ) !== "string" ) { // Inspect recursively add( arg ); } } ); } )( arguments ); if ( memory && !firing ) { fire(); } } return this; }, // Remove a callback from the list remove: function() { jQuery.each( arguments, function( _, arg ) { var index; while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { list.splice( index, 1 ); // Handle firing indexes if ( index <= firingIndex ) { firingIndex--; } } } ); return this; }, // Check if a given callback is in the list. // If no argument is given, return whether or not list has callbacks attached. has: function( fn ) { return fn ? jQuery.inArray( fn, list ) > -1 : list.length > 0; }, // Remove all callbacks from the list empty: function() { if ( list ) { list = []; } return this; }, // Disable .fire and .add // Abort any current/pending executions // Clear all callbacks and values disable: function() { locked = queue = []; list = memory = ""; return this; }, disabled: function() { return !list; }, // Disable .fire // Also disable .add unless we have memory (since it would have no effect) // Abort any pending executions lock: function() { locked = queue = []; if ( !memory && !firing ) { list = memory = ""; } return this; }, locked: function() { return !!locked; }, // Call all callbacks with the given context and arguments fireWith: function( context, args ) { if ( !locked ) { args = args || []; args = [ context, args.slice ? args.slice() : args ]; queue.push( args ); if ( !firing ) { fire(); } } return this; }, // Call all the callbacks with the given arguments fire: function() { self.fireWith( this, arguments ); return this; }, // To know if the callbacks have already been called at least once fired: function() { return !!fired; } }; return self; }; function Identity( v ) { return v; } function Thrower( ex ) { throw ex; } function adoptValue( value, resolve, reject, noValue ) { var method; try { // Check for promise aspect first to privilege synchronous behavior if ( value && isFunction( ( method = value.promise ) ) ) { method.call( value ).done( resolve ).fail( reject ); // Other thenables } else if ( value && isFunction( ( method = value.then ) ) ) { method.call( value, resolve, reject ); // Other non-thenables } else { // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: // * false: [ value ].slice( 0 ) => resolve( value ) // * true: [ value ].slice( 1 ) => resolve() resolve.apply( undefined, [ value ].slice( noValue ) ); } // For Promises/A+, convert exceptions into rejections // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in // Deferred#then to conditionally suppress rejection. } catch ( value ) { // Support: Android 4.0 only // Strict mode functions invoked without .call/.apply get global-object context reject.apply( undefined, [ value ] ); } } jQuery.extend( { Deferred: function( func ) { var tuples = [ // action, add listener, callbacks, // ... .then handlers, argument index, [final state] [ "notify", "progress", jQuery.Callbacks( "memory" ), jQuery.Callbacks( "memory" ), 2 ], [ "resolve", "done", jQuery.Callbacks( "once memory" ), jQuery.Callbacks( "once memory" ), 0, "resolved" ], [ "reject", "fail", jQuery.Callbacks( "once memory" ), jQuery.Callbacks( "once memory" ), 1, "rejected" ] ], state = "pending", promise = { state: function() { return state; }, always: function() { deferred.done( arguments ).fail( arguments ); return this; }, "catch": function( fn ) { return promise.then( null, fn ); }, // Keep pipe for back-compat pipe: function( /* fnDone, fnFail, fnProgress */ ) { var fns = arguments; return jQuery.Deferred( function( newDefer ) { jQuery.each( tuples, function( i, tuple ) { // Map tuples (progress, done, fail) to arguments (done, fail, progress) var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; // deferred.progress(function() { bind to newDefer or newDefer.notify }) // deferred.done(function() { bind to newDefer or newDefer.resolve }) // deferred.fail(function() { bind to newDefer or newDefer.reject }) deferred[ tuple[ 1 ] ]( function() { var returned = fn && fn.apply( this, arguments ); if ( returned && isFunction( returned.promise ) ) { returned.promise() .progress( newDefer.notify ) .done( newDefer.resolve ) .fail( newDefer.reject ); } else { newDefer[ tuple[ 0 ] + "With" ]( this, fn ? [ returned ] : arguments ); } } ); } ); fns = null; } ).promise(); }, then: function( onFulfilled, onRejected, onProgress ) { var maxDepth = 0; function resolve( depth, deferred, handler, special ) { return function() { var that = this, args = arguments, mightThrow = function() { var returned, then; // Support: Promises/A+ section 2.3.3.3.3 // https://promisesaplus.com/#point-59 // Ignore double-resolution attempts if ( depth < maxDepth ) { return; } returned = handler.apply( that, args ); // Support: Promises/A+ section 2.3.1 // https://promisesaplus.com/#point-48 if ( returned === deferred.promise() ) { throw new TypeError( "Thenable self-resolution" ); } // Support: Promises/A+ sections 2.3.3.1, 3.5 // https://promisesaplus.com/#point-54 // https://promisesaplus.com/#point-75 // Retrieve `then` only once then = returned && // Support: Promises/A+ section 2.3.4 // https://promisesaplus.com/#point-64 // Only check objects and functions for thenability ( typeof returned === "object" || typeof returned === "function" ) && returned.then; // Handle a returned thenable if ( isFunction( then ) ) { // Special processors (notify) just wait for resolution if ( special ) { then.call( returned, resolve( maxDepth, deferred, Identity, special ), resolve( maxDepth, deferred, Thrower, special ) ); // Normal processors (resolve) also hook into progress } else { // ...and disregard older resolution values maxDepth++; then.call( returned, resolve( maxDepth, deferred, Identity, special ), resolve( maxDepth, deferred, Thrower, special ), resolve( maxDepth, deferred, Identity, deferred.notifyWith ) ); } // Handle all other returned values } else { // Only substitute handlers pass on context // and multiple values (non-spec behavior) if ( handler !== Identity ) { that = undefined; args = [ returned ]; } // Process the value(s) // Default process is resolve ( special || deferred.resolveWith )( that, args ); } }, // Only normal processors (resolve) catch and reject exceptions process = special ? mightThrow : function() { try { mightThrow(); } catch ( e ) { if ( jQuery.Deferred.exceptionHook ) { jQuery.Deferred.exceptionHook( e, process.stackTrace ); } // Support: Promises/A+ section 2.3.3.3.4.1 // https://promisesaplus.com/#point-61 // Ignore post-resolution exceptions if ( depth + 1 >= maxDepth ) { // Only substitute handlers pass on context // and multiple values (non-spec behavior) if ( handler !== Thrower ) { that = undefined; args = [ e ]; } deferred.rejectWith( that, args ); } } }; // Support: Promises/A+ section 2.3.3.3.1 // https://promisesaplus.com/#point-57 // Re-resolve promises immediately to dodge false rejection from // subsequent errors if ( depth ) { process(); } else { // Call an optional hook to record the stack, in case of exception // since it's otherwise lost when execution goes async if ( jQuery.Deferred.getStackHook ) { process.stackTrace = jQuery.Deferred.getStackHook(); } window.setTimeout( process ); } }; } return jQuery.Deferred( function( newDefer ) { // progress_handlers.add( ... ) tuples[ 0 ][ 3 ].add( resolve( 0, newDefer, isFunction( onProgress ) ? onProgress : Identity, newDefer.notifyWith ) ); // fulfilled_handlers.add( ... ) tuples[ 1 ][ 3 ].add( resolve( 0, newDefer, isFunction( onFulfilled ) ? onFulfilled : Identity ) ); // rejected_handlers.add( ... ) tuples[ 2 ][ 3 ].add( resolve( 0, newDefer, isFunction( onRejected ) ? onRejected : Thrower ) ); } ).promise(); }, // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object promise: function( obj ) { return obj != null ? jQuery.extend( obj, promise ) : promise; } }, deferred = {}; // Add list-specific methods jQuery.each( tuples, function( i, tuple ) { var list = tuple[ 2 ], stateString = tuple[ 5 ]; // promise.progress = list.add // promise.done = list.add // promise.fail = list.add promise[ tuple[ 1 ] ] = list.add; // Handle state if ( stateString ) { list.add( function() { // state = "resolved" (i.e., fulfilled) // state = "rejected" state = stateString; }, // rejected_callbacks.disable // fulfilled_callbacks.disable tuples[ 3 - i ][ 2 ].disable, // rejected_handlers.disable // fulfilled_handlers.disable tuples[ 3 - i ][ 3 ].disable, // progress_callbacks.lock tuples[ 0 ][ 2 ].lock, // progress_handlers.lock tuples[ 0 ][ 3 ].lock ); } // progress_handlers.fire // fulfilled_handlers.fire // rejected_handlers.fire list.add( tuple[ 3 ].fire ); // deferred.notify = function() { deferred.notifyWith(...) } // deferred.resolve = function() { deferred.resolveWith(...) } // deferred.reject = function() { deferred.rejectWith(...) } deferred[ tuple[ 0 ] ] = function() { deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); return this; }; // deferred.notifyWith = list.fireWith // deferred.resolveWith = list.fireWith // deferred.rejectWith = list.fireWith deferred[ tuple[ 0 ] + "With" ] = list.fireWith; } ); // Make the deferred a promise promise.promise( deferred ); // Call given func if any if ( func ) { func.call( deferred, deferred ); } // All done! return deferred; }, // Deferred helper when: function( singleValue ) { var // count of uncompleted subordinates remaining = arguments.length, // count of unprocessed arguments i = remaining, // subordinate fulfillment data resolveContexts = Array( i ), resolveValues = slice.call( arguments ), // the master Deferred master = jQuery.Deferred(), // subordinate callback factory updateFunc = function( i ) { return function( value ) { resolveContexts[ i ] = this; resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; if ( !( --remaining ) ) { master.resolveWith( resolveContexts, resolveValues ); } }; }; // Single- and empty arguments are adopted like Promise.resolve if ( remaining <= 1 ) { adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject, !remaining ); // Use .then() to unwrap secondary thenables (cf. gh-3000) if ( master.state() === "pending" || isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { return master.then(); } } // Multiple arguments are aggregated like Promise.all array elements while ( i-- ) { adoptValue( resolveValues[ i ], updateFunc( i ), master.reject ); } return master.promise(); } } ); // These usually indicate a programmer mistake during development, // warn about them ASAP rather than swallowing them by default. var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; jQuery.Deferred.exceptionHook = function( error, stack ) { // Support: IE 8 - 9 only // Console exists when dev tools are open, which can happen at any time if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack ); } }; jQuery.readyException = function( error ) { window.setTimeout( function() { throw error; } ); }; // The deferred used on DOM ready var readyList = jQuery.Deferred(); jQuery.fn.ready = function( fn ) { readyList .then( fn ) // Wrap jQuery.readyException in a function so that the lookup // happens at the time of error handling instead of callback // registration. .catch( function( error ) { jQuery.readyException( error ); } ); return this; }; jQuery.extend( { // Is the DOM ready to be used? Set to true once it occurs. isReady: false, // A counter to track how many items to wait for before // the ready event fires. See #6781 readyWait: 1, // Handle when the DOM is ready ready: function( wait ) { // Abort if there are pending holds or we're already ready if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { return; } // Remember that the DOM is ready jQuery.isReady = true; // If a normal DOM Ready event fired, decrement, and wait if need be if ( wait !== true && --jQuery.readyWait > 0 ) { return; } // If there are functions bound, to execute readyList.resolveWith( document, [ jQuery ] ); } } ); jQuery.ready.then = readyList.then; // The ready event handler and self cleanup method function completed() { document.removeEventListener( "DOMContentLoaded", completed ); window.removeEventListener( "load", completed ); jQuery.ready(); } // Catch cases where $(document).ready() is called // after the browser event has already occurred. // Support: IE <=9 - 10 only // Older IE sometimes signals "interactive" too soon if ( document.readyState === "complete" || ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { // Handle it asynchronously to allow scripts the opportunity to delay ready window.setTimeout( jQuery.ready ); } else { // Use the handy event callback document.addEventListener( "DOMContentLoaded", completed ); // A fallback to window.onload, that will always work window.addEventListener( "load", completed ); } // Multifunctional method to get and set values of a collection // The value/s can optionally be executed if it's a function var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { var i = 0, len = elems.length, bulk = key == null; // Sets many values if ( toType( key ) === "object" ) { chainable = true; for ( i in key ) { access( elems, fn, i, key[ i ], true, emptyGet, raw ); } // Sets one value } else if ( value !== undefined ) { chainable = true; if ( !isFunction( value ) ) { raw = true; } if ( bulk ) { // Bulk operations run against the entire set if ( raw ) { fn.call( elems, value ); fn = null; // ...except when executing function values } else { bulk = fn; fn = function( elem, key, value ) { return bulk.call( jQuery( elem ), value ); }; } } if ( fn ) { for ( ; i < len; i++ ) { fn( elems[ i ], key, raw ? value : value.call( elems[ i ], i, fn( elems[ i ], key ) ) ); } } } if ( chainable ) { return elems; } // Gets if ( bulk ) { return fn.call( elems ); } return len ? fn( elems[ 0 ], key ) : emptyGet; }; // Matches dashed string for camelizing var rmsPrefix = /^-ms-/, rdashAlpha = /-([a-z])/g; // Used by camelCase as callback to replace() function fcamelCase( all, letter ) { return letter.toUpperCase(); } // Convert dashed to camelCase; used by the css and data modules // Support: IE <=9 - 11, Edge 12 - 15 // Microsoft forgot to hump their vendor prefix (#9572) function camelCase( string ) { return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); } var acceptData = function( owner ) { // Accepts only: // - Node // - Node.ELEMENT_NODE // - Node.DOCUMENT_NODE // - Object // - Any return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); }; function Data() { this.expando = jQuery.expando + Data.uid++; } Data.uid = 1; Data.prototype = { cache: function( owner ) { // Check if the owner object already has a cache var value = owner[ this.expando ]; // If not, create one if ( !value ) { value = {}; // We can accept data for non-element nodes in modern browsers, // but we should not, see #8335. // Always return an empty object. if ( acceptData( owner ) ) { // If it is a node unlikely to be stringify-ed or looped over // use plain assignment if ( owner.nodeType ) { owner[ this.expando ] = value; // Otherwise secure it in a non-enumerable property // configurable must be true to allow the property to be // deleted when data is removed } else { Object.defineProperty( owner, this.expando, { value: value, configurable: true } ); } } } return value; }, set: function( owner, data, value ) { var prop, cache = this.cache( owner ); // Handle: [ owner, key, value ] args // Always use camelCase key (gh-2257) if ( typeof data === "string" ) { cache[ camelCase( data ) ] = value; // Handle: [ owner, { properties } ] args } else { // Copy the properties one-by-one to the cache object for ( prop in data ) { cache[ camelCase( prop ) ] = data[ prop ]; } } return cache; }, get: function( owner, key ) { return key === undefined ? this.cache( owner ) : // Always use camelCase key (gh-2257) owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; }, access: function( owner, key, value ) { // In cases where either: // // 1. No key was specified // 2. A string key was specified, but no value provided // // Take the "read" path and allow the get method to determine // which value to return, respectively either: // // 1. The entire cache object // 2. The data stored at the key // if ( key === undefined || ( ( key && typeof key === "string" ) && value === undefined ) ) { return this.get( owner, key ); } // When the key is not a string, or both a key and value // are specified, set or extend (existing objects) with either: // // 1. An object of properties // 2. A key and value // this.set( owner, key, value ); // Since the "set" path can have two possible entry points // return the expected data based on which path was taken[*] return value !== undefined ? value : key; }, remove: function( owner, key ) { var i, cache = owner[ this.expando ]; if ( cache === undefined ) { return; } if ( key !== undefined ) { // Support array or space separated string of keys if ( Array.isArray( key ) ) { // If key is an array of keys... // We always set camelCase keys, so remove that. key = key.map( camelCase ); } else { key = camelCase( key ); // If a key with the spaces exists, use it. // Otherwise, create an array by matching non-whitespace key = key in cache ? [ key ] : ( key.match( rnothtmlwhite ) || [] ); } i = key.length; while ( i-- ) { delete cache[ key[ i ] ]; } } // Remove the expando if there's no more data if ( key === undefined || jQuery.isEmptyObject( cache ) ) { // Support: Chrome <=35 - 45 // Webkit & Blink performance suffers when deleting properties // from DOM nodes, so set to undefined instead // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) if ( owner.nodeType ) { owner[ this.expando ] = undefined; } else { delete owner[ this.expando ]; } } }, hasData: function( owner ) { var cache = owner[ this.expando ]; return cache !== undefined && !jQuery.isEmptyObject( cache ); } }; var dataPriv = new Data(); var dataUser = new Data(); // Implementation Summary // // 1. Enforce API surface and semantic compatibility with 1.9.x branch // 2. Improve the module's maintainability by reducing the storage // paths to a single mechanism. // 3. Use the same single mechanism to support "private" and "user" data. // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) // 5. Avoid exposing implementation details on user objects (eg. expando properties) // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, rmultiDash = /[A-Z]/g; function getData( data ) { if ( data === "true" ) { return true; } if ( data === "false" ) { return false; } if ( data === "null" ) { return null; } // Only convert to a number if it doesn't change the string if ( data === +data + "" ) { return +data; } if ( rbrace.test( data ) ) { return JSON.parse( data ); } return data; } function dataAttr( elem, key, data ) { var name; // If nothing was found internally, try to fetch any // data from the HTML5 data-* attribute if ( data === undefined && elem.nodeType === 1 ) { name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); data = elem.getAttribute( name ); if ( typeof data === "string" ) { try { data = getData( data ); } catch ( e ) {} // Make sure we set the data so it isn't changed later dataUser.set( elem, key, data ); } else { data = undefined; } } return data; } jQuery.extend( { hasData: function( elem ) { return dataUser.hasData( elem ) || dataPriv.hasData( elem ); }, data: function( elem, name, data ) { return dataUser.access( elem, name, data ); }, removeData: function( elem, name ) { dataUser.remove( elem, name ); }, // TODO: Now that all calls to _data and _removeData have been replaced // with direct calls to dataPriv methods, these can be deprecated. _data: function( elem, name, data ) { return dataPriv.access( elem, name, data ); }, _removeData: function( elem, name ) { dataPriv.remove( elem, name ); } } ); jQuery.fn.extend( { data: function( key, value ) { var i, name, data, elem = this[ 0 ], attrs = elem && elem.attributes; // Gets all values if ( key === undefined ) { if ( this.length ) { data = dataUser.get( elem ); if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { i = attrs.length; while ( i-- ) { // Support: IE 11 only // The attrs elements can be null (#14894) if ( attrs[ i ] ) { name = attrs[ i ].name; if ( name.indexOf( "data-" ) === 0 ) { name = camelCase( name.slice( 5 ) ); dataAttr( elem, name, data[ name ] ); } } } dataPriv.set( elem, "hasDataAttrs", true ); } } return data; } // Sets multiple values if ( typeof key === "object" ) { return this.each( function() { dataUser.set( this, key ); } ); } return access( this, function( value ) { var data; // The calling jQuery object (element matches) is not empty // (and therefore has an element appears at this[ 0 ]) and the // `value` parameter was not undefined. An empty jQuery object // will result in `undefined` for elem = this[ 0 ] which will // throw an exception if an attempt to read a data cache is made. if ( elem && value === undefined ) { // Attempt to get data from the cache // The key will always be camelCased in Data data = dataUser.get( elem, key ); if ( data !== undefined ) { return data; } // Attempt to "discover" the data in // HTML5 custom data-* attrs data = dataAttr( elem, key ); if ( data !== undefined ) { return data; } // We tried really hard, but the data doesn't exist. return; } // Set the data... this.each( function() { // We always store the camelCased key dataUser.set( this, key, value ); } ); }, null, value, arguments.length > 1, null, true ); }, removeData: function( key ) { return this.each( function() { dataUser.remove( this, key ); } ); } } ); jQuery.extend( { queue: function( elem, type, data ) { var queue; if ( elem ) { type = ( type || "fx" ) + "queue"; queue = dataPriv.get( elem, type ); // Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { if ( !queue || Array.isArray( data ) ) { queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); } else { queue.push( data ); } } return queue || []; } }, dequeue: function( elem, type ) { type = type || "fx"; var queue = jQuery.queue( elem, type ), startLength = queue.length, fn = queue.shift(), hooks = jQuery._queueHooks( elem, type ), next = function() { jQuery.dequeue( elem, type ); }; // If the fx queue is dequeued, always remove the progress sentinel if ( fn === "inprogress" ) { fn = queue.shift(); startLength--; } if ( fn ) { // Add a progress sentinel to prevent the fx queue from being // automatically dequeued if ( type === "fx" ) { queue.unshift( "inprogress" ); } // Clear up the last queue stop function delete hooks.stop; fn.call( elem, next, hooks ); } if ( !startLength && hooks ) { hooks.empty.fire(); } }, // Not public - generate a queueHooks object, or return the current one _queueHooks: function( elem, type ) { var key = type + "queueHooks"; return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { empty: jQuery.Callbacks( "once memory" ).add( function() { dataPriv.remove( elem, [ type + "queue", key ] ); } ) } ); } } ); jQuery.fn.extend( { queue: function( type, data ) { var setter = 2; if ( typeof type !== "string" ) { data = type; type = "fx"; setter--; } if ( arguments.length < setter ) { return jQuery.queue( this[ 0 ], type ); } return data === undefined ? this : this.each( function() { var queue = jQuery.queue( this, type, data ); // Ensure a hooks for this queue jQuery._queueHooks( this, type ); if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { jQuery.dequeue( this, type ); } } ); }, dequeue: function( type ) { return this.each( function() { jQuery.dequeue( this, type ); } ); }, clearQueue: function( type ) { return this.queue( type || "fx", [] ); }, // Get a promise resolved when queues of a certain type // are emptied (fx is the type by default) promise: function( type, obj ) { var tmp, count = 1, defer = jQuery.Deferred(), elements = this, i = this.length, resolve = function() { if ( !( --count ) ) { defer.resolveWith( elements, [ elements ] ); } }; if ( typeof type !== "string" ) { obj = type; type = undefined; } type = type || "fx"; while ( i-- ) { tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); if ( tmp && tmp.empty ) { count++; tmp.empty.add( resolve ); } } resolve(); return defer.promise( obj ); } } ); var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; var documentElement = document.documentElement; var isAttached = function( elem ) { return jQuery.contains( elem.ownerDocument, elem ); }, composed = { composed: true }; // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only // Check attachment across shadow DOM boundaries when possible (gh-3504) // Support: iOS 10.0-10.2 only // Early iOS 10 versions support `attachShadow` but not `getRootNode`, // leading to errors. We need to check for `getRootNode`. if ( documentElement.getRootNode ) { isAttached = function( elem ) { return jQuery.contains( elem.ownerDocument, elem ) || elem.getRootNode( composed ) === elem.ownerDocument; }; } var isHiddenWithinTree = function( elem, el ) { // isHiddenWithinTree might be called from jQuery#filter function; // in that case, element will be second argument elem = el || elem; // Inline style trumps all return elem.style.display === "none" || elem.style.display === "" && // Otherwise, check computed style // Support: Firefox <=43 - 45 // Disconnected elements can have computed display: none, so first confirm that elem is // in the document. isAttached( elem ) && jQuery.css( elem, "display" ) === "none"; }; var swap = function( elem, options, callback, args ) { var ret, name, old = {}; // Remember the old values, and insert the new ones for ( name in options ) { old[ name ] = elem.style[ name ]; elem.style[ name ] = options[ name ]; } ret = callback.apply( elem, args || [] ); // Revert the old values for ( name in options ) { elem.style[ name ] = old[ name ]; } return ret; }; function adjustCSS( elem, prop, valueParts, tween ) { var adjusted, scale, maxIterations = 20, currentValue = tween ? function() { return tween.cur(); } : function() { return jQuery.css( elem, prop, "" ); }, initial = currentValue(), unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), // Starting value computation is required for potential unit mismatches initialInUnit = elem.nodeType && ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && rcssNum.exec( jQuery.css( elem, prop ) ); if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { // Support: Firefox <=54 // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) initial = initial / 2; // Trust units reported by jQuery.css unit = unit || initialInUnit[ 3 ]; // Iteratively approximate from a nonzero starting point initialInUnit = +initial || 1; while ( maxIterations-- ) { // Evaluate and update our best guess (doubling guesses that zero out). // Finish if the scale equals or crosses 1 (making the old*new product non-positive). jQuery.style( elem, prop, initialInUnit + unit ); if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) { maxIterations = 0; } initialInUnit = initialInUnit / scale; } initialInUnit = initialInUnit * 2; jQuery.style( elem, prop, initialInUnit + unit ); // Make sure we update the tween properties later on valueParts = valueParts || []; } if ( valueParts ) { initialInUnit = +initialInUnit || +initial || 0; // Apply relative offset (+=/-=) if specified adjusted = valueParts[ 1 ] ? initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : +valueParts[ 2 ]; if ( tween ) { tween.unit = unit; tween.start = initialInUnit; tween.end = adjusted; } } return adjusted; } var defaultDisplayMap = {}; function getDefaultDisplay( elem ) { var temp, doc = elem.ownerDocument, nodeName = elem.nodeName, display = defaultDisplayMap[ nodeName ]; if ( display ) { return display; } temp = doc.body.appendChild( doc.createElement( nodeName ) ); display = jQuery.css( temp, "display" ); temp.parentNode.removeChild( temp ); if ( display === "none" ) { display = "block"; } defaultDisplayMap[ nodeName ] = display; return display; } function showHide( elements, show ) { var display, elem, values = [], index = 0, length = elements.length; // Determine new display value for elements that need to change for ( ; index < length; index++ ) { elem = elements[ index ]; if ( !elem.style ) { continue; } display = elem.style.display; if ( show ) { // Since we force visibility upon cascade-hidden elements, an immediate (and slow) // check is required in this first loop unless we have a nonempty display value (either // inline or about-to-be-restored) if ( display === "none" ) { values[ index ] = dataPriv.get( elem, "display" ) || null; if ( !values[ index ] ) { elem.style.display = ""; } } if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) { values[ index ] = getDefaultDisplay( elem ); } } else { if ( display !== "none" ) { values[ index ] = "none"; // Remember what we're overwriting dataPriv.set( elem, "display", display ); } } } // Set the display of the elements in a second loop to avoid constant reflow for ( index = 0; index < length; index++ ) { if ( values[ index ] != null ) { elements[ index ].style.display = values[ index ]; } } return elements; } jQuery.fn.extend( { show: function() { return showHide( this, true ); }, hide: function() { return showHide( this ); }, toggle: function( state ) { if ( typeof state === "boolean" ) { return state ? this.show() : this.hide(); } return this.each( function() { if ( isHiddenWithinTree( this ) ) { jQuery( this ).show(); } else { jQuery( this ).hide(); } } ); } } ); var rcheckableType = ( /^(?:checkbox|radio)$/i ); var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i ); var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); // We have to close these tags to support XHTML (#13200) var wrapMap = { // Support: IE <=9 only option: [ 1, "" ], // XHTML parsers do not magically insert elements in the // same way that tag soup parsers do. So we cannot shorten // this by omitting or other required elements. thead: [ 1, "", "
" ], col: [ 2, "", "
" ], tr: [ 2, "", "
" ], td: [ 3, "", "
" ], _default: [ 0, "", "" ] }; // Support: IE <=9 only wrapMap.optgroup = wrapMap.option; wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td; function getAll( context, tag ) { // Support: IE <=9 - 11 only // Use typeof to avoid zero-argument method invocation on host objects (#15151) var ret; if ( typeof context.getElementsByTagName !== "undefined" ) { ret = context.getElementsByTagName( tag || "*" ); } else if ( typeof context.querySelectorAll !== "undefined" ) { ret = context.querySelectorAll( tag || "*" ); } else { ret = []; } if ( tag === undefined || tag && nodeName( context, tag ) ) { return jQuery.merge( [ context ], ret ); } return ret; } // Mark scripts as having already been evaluated function setGlobalEval( elems, refElements ) { var i = 0, l = elems.length; for ( ; i < l; i++ ) { dataPriv.set( elems[ i ], "globalEval", !refElements || dataPriv.get( refElements[ i ], "globalEval" ) ); } } var rhtml = /<|&#?\w+;/; function buildFragment( elems, context, scripts, selection, ignored ) { var elem, tmp, tag, wrap, attached, j, fragment = context.createDocumentFragment(), nodes = [], i = 0, l = elems.length; for ( ; i < l; i++ ) { elem = elems[ i ]; if ( elem || elem === 0 ) { // Add nodes directly if ( toType( elem ) === "object" ) { // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); // Convert non-html into a text node } else if ( !rhtml.test( elem ) ) { nodes.push( context.createTextNode( elem ) ); // Convert html into DOM nodes } else { tmp = tmp || fragment.appendChild( context.createElement( "div" ) ); // Deserialize a standard representation tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); wrap = wrapMap[ tag ] || wrapMap._default; tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ]; // Descend through wrappers to the right content j = wrap[ 0 ]; while ( j-- ) { tmp = tmp.lastChild; } // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( nodes, tmp.childNodes ); // Remember the top-level container tmp = fragment.firstChild; // Ensure the created nodes are orphaned (#12392) tmp.textContent = ""; } } } // Remove wrapper from fragment fragment.textContent = ""; i = 0; while ( ( elem = nodes[ i++ ] ) ) { // Skip elements already in the context collection (trac-4087) if ( selection && jQuery.inArray( elem, selection ) > -1 ) { if ( ignored ) { ignored.push( elem ); } continue; } attached = isAttached( elem ); // Append to fragment tmp = getAll( fragment.appendChild( elem ), "script" ); // Preserve script evaluation history if ( attached ) { setGlobalEval( tmp ); } // Capture executables if ( scripts ) { j = 0; while ( ( elem = tmp[ j++ ] ) ) { if ( rscriptType.test( elem.type || "" ) ) { scripts.push( elem ); } } } } return fragment; } ( function() { var fragment = document.createDocumentFragment(), div = fragment.appendChild( document.createElement( "div" ) ), input = document.createElement( "input" ); // Support: Android 4.0 - 4.3 only // Check state lost if the name is set (#11217) // Support: Windows Web Apps (WWA) // `name` and `type` must use .setAttribute for WWA (#14901) input.setAttribute( "type", "radio" ); input.setAttribute( "checked", "checked" ); input.setAttribute( "name", "t" ); div.appendChild( input ); // Support: Android <=4.1 only // Older WebKit doesn't clone checked state correctly in fragments support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; // Support: IE <=11 only // Make sure textarea (and checkbox) defaultValue is properly cloned div.innerHTML = ""; support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; } )(); var rkeyEvent = /^key/, rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, rtypenamespace = /^([^.]*)(?:\.(.+)|)/; function returnTrue() { return true; } function returnFalse() { return false; } // Support: IE <=9 - 11+ // focus() and blur() are asynchronous, except when they are no-op. // So expect focus to be synchronous when the element is already active, // and blur to be synchronous when the element is not already active. // (focus and blur are always synchronous in other supported browsers, // this just defines when we can count on it). function expectSync( elem, type ) { return ( elem === safeActiveElement() ) === ( type === "focus" ); } // Support: IE <=9 only // Accessing document.activeElement can throw unexpectedly // https://bugs.jquery.com/ticket/13393 function safeActiveElement() { try { return document.activeElement; } catch ( err ) { } } function on( elem, types, selector, data, fn, one ) { var origFn, type; // Types can be a map of types/handlers if ( typeof types === "object" ) { // ( types-Object, selector, data ) if ( typeof selector !== "string" ) { // ( types-Object, data ) data = data || selector; selector = undefined; } for ( type in types ) { on( elem, type, selector, data, types[ type ], one ); } return elem; } if ( data == null && fn == null ) { // ( types, fn ) fn = selector; data = selector = undefined; } else if ( fn == null ) { if ( typeof selector === "string" ) { // ( types, selector, fn ) fn = data; data = undefined; } else { // ( types, data, fn ) fn = data; data = selector; selector = undefined; } } if ( fn === false ) { fn = returnFalse; } else if ( !fn ) { return elem; } if ( one === 1 ) { origFn = fn; fn = function( event ) { // Can use an empty set, since event contains the info jQuery().off( event ); return origFn.apply( this, arguments ); }; // Use same guid so caller can remove using origFn fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); } return elem.each( function() { jQuery.event.add( this, types, fn, data, selector ); } ); } /* * Helper functions for managing events -- not part of the public interface. * Props to Dean Edwards' addEvent library for many of the ideas. */ jQuery.event = { global: {}, add: function( elem, types, handler, data, selector ) { var handleObjIn, eventHandle, tmp, events, t, handleObj, special, handlers, type, namespaces, origType, elemData = dataPriv.get( elem ); // Don't attach events to noData or text/comment nodes (but allow plain objects) if ( !elemData ) { return; } // Caller can pass in an object of custom data in lieu of the handler if ( handler.handler ) { handleObjIn = handler; handler = handleObjIn.handler; selector = handleObjIn.selector; } // Ensure that invalid selectors throw exceptions at attach time // Evaluate against documentElement in case elem is a non-element node (e.g., document) if ( selector ) { jQuery.find.matchesSelector( documentElement, selector ); } // Make sure that the handler has a unique ID, used to find/remove it later if ( !handler.guid ) { handler.guid = jQuery.guid++; } // Init the element's event structure and main handler, if this is the first if ( !( events = elemData.events ) ) { events = elemData.events = {}; } if ( !( eventHandle = elemData.handle ) ) { eventHandle = elemData.handle = function( e ) { // Discard the second event of a jQuery.event.trigger() and // when an event is called after a page has unloaded return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? jQuery.event.dispatch.apply( elem, arguments ) : undefined; }; } // Handle multiple events separated by a space types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; type = origType = tmp[ 1 ]; namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); // There *must* be a type, no attaching namespace-only handlers if ( !type ) { continue; } // If event changes its type, use the special event handlers for the changed type special = jQuery.event.special[ type ] || {}; // If selector defined, determine special event api type, otherwise given type type = ( selector ? special.delegateType : special.bindType ) || type; // Update special based on newly reset type special = jQuery.event.special[ type ] || {}; // handleObj is passed to all event handlers handleObj = jQuery.extend( { type: type, origType: origType, data: data, handler: handler, guid: handler.guid, selector: selector, needsContext: selector && jQuery.expr.match.needsContext.test( selector ), namespace: namespaces.join( "." ) }, handleObjIn ); // Init the event handler queue if we're the first if ( !( handlers = events[ type ] ) ) { handlers = events[ type ] = []; handlers.delegateCount = 0; // Only use addEventListener if the special events handler returns false if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { if ( elem.addEventListener ) { elem.addEventListener( type, eventHandle ); } } } if ( special.add ) { special.add.call( elem, handleObj ); if ( !handleObj.handler.guid ) { handleObj.handler.guid = handler.guid; } } // Add to the element's handler list, delegates in front if ( selector ) { handlers.splice( handlers.delegateCount++, 0, handleObj ); } else { handlers.push( handleObj ); } // Keep track of which events have ever been used, for event optimization jQuery.event.global[ type ] = true; } }, // Detach an event or set of events from an element remove: function( elem, types, handler, selector, mappedTypes ) { var j, origCount, tmp, events, t, handleObj, special, handlers, type, namespaces, origType, elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); if ( !elemData || !( events = elemData.events ) ) { return; } // Once for each type.namespace in types; type may be omitted types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; type = origType = tmp[ 1 ]; namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); // Unbind all events (on this namespace, if provided) for the element if ( !type ) { for ( type in events ) { jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); } continue; } special = jQuery.event.special[ type ] || {}; type = ( selector ? special.delegateType : special.bindType ) || type; handlers = events[ type ] || []; tmp = tmp[ 2 ] && new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ); // Remove matching events origCount = j = handlers.length; while ( j-- ) { handleObj = handlers[ j ]; if ( ( mappedTypes || origType === handleObj.origType ) && ( !handler || handler.guid === handleObj.guid ) && ( !tmp || tmp.test( handleObj.namespace ) ) && ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { handlers.splice( j, 1 ); if ( handleObj.selector ) { handlers.delegateCount--; } if ( special.remove ) { special.remove.call( elem, handleObj ); } } } // Remove generic event handler if we removed something and no more handlers exist // (avoids potential for endless recursion during removal of special event handlers) if ( origCount && !handlers.length ) { if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { jQuery.removeEvent( elem, type, elemData.handle ); } delete events[ type ]; } } // Remove data and the expando if it's no longer used if ( jQuery.isEmptyObject( events ) ) { dataPriv.remove( elem, "handle events" ); } }, dispatch: function( nativeEvent ) { // Make a writable jQuery.Event from the native event object var event = jQuery.event.fix( nativeEvent ); var i, j, ret, matched, handleObj, handlerQueue, args = new Array( arguments.length ), handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], special = jQuery.event.special[ event.type ] || {}; // Use the fix-ed jQuery.Event rather than the (read-only) native event args[ 0 ] = event; for ( i = 1; i < arguments.length; i++ ) { args[ i ] = arguments[ i ]; } event.delegateTarget = this; // Call the preDispatch hook for the mapped type, and let it bail if desired if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { return; } // Determine handlers handlerQueue = jQuery.event.handlers.call( this, event, handlers ); // Run delegates first; they may want to stop propagation beneath us i = 0; while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { event.currentTarget = matched.elem; j = 0; while ( ( handleObj = matched.handlers[ j++ ] ) && !event.isImmediatePropagationStopped() ) { // If the event is namespaced, then each handler is only invoked if it is // specially universal or its namespaces are a superset of the event's. if ( !event.rnamespace || handleObj.namespace === false || event.rnamespace.test( handleObj.namespace ) ) { event.handleObj = handleObj; event.data = handleObj.data; ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || handleObj.handler ).apply( matched.elem, args ); if ( ret !== undefined ) { if ( ( event.result = ret ) === false ) { event.preventDefault(); event.stopPropagation(); } } } } } // Call the postDispatch hook for the mapped type if ( special.postDispatch ) { special.postDispatch.call( this, event ); } return event.result; }, handlers: function( event, handlers ) { var i, handleObj, sel, matchedHandlers, matchedSelectors, handlerQueue = [], delegateCount = handlers.delegateCount, cur = event.target; // Find delegate handlers if ( delegateCount && // Support: IE <=9 // Black-hole SVG instance trees (trac-13180) cur.nodeType && // Support: Firefox <=42 // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click // Support: IE 11 only // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) !( event.type === "click" && event.button >= 1 ) ) { for ( ; cur !== this; cur = cur.parentNode || this ) { // Don't check non-elements (#13208) // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) { matchedHandlers = []; matchedSelectors = {}; for ( i = 0; i < delegateCount; i++ ) { handleObj = handlers[ i ]; // Don't conflict with Object.prototype properties (#13203) sel = handleObj.selector + " "; if ( matchedSelectors[ sel ] === undefined ) { matchedSelectors[ sel ] = handleObj.needsContext ? jQuery( sel, this ).index( cur ) > -1 : jQuery.find( sel, this, null, [ cur ] ).length; } if ( matchedSelectors[ sel ] ) { matchedHandlers.push( handleObj ); } } if ( matchedHandlers.length ) { handlerQueue.push( { elem: cur, handlers: matchedHandlers } ); } } } } // Add the remaining (directly-bound) handlers cur = this; if ( delegateCount < handlers.length ) { handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } ); } return handlerQueue; }, addProp: function( name, hook ) { Object.defineProperty( jQuery.Event.prototype, name, { enumerable: true, configurable: true, get: isFunction( hook ) ? function() { if ( this.originalEvent ) { return hook( this.originalEvent ); } } : function() { if ( this.originalEvent ) { return this.originalEvent[ name ]; } }, set: function( value ) { Object.defineProperty( this, name, { enumerable: true, configurable: true, writable: true, value: value } ); } } ); }, fix: function( originalEvent ) { return originalEvent[ jQuery.expando ] ? originalEvent : new jQuery.Event( originalEvent ); }, special: { load: { // Prevent triggered image.load events from bubbling to window.load noBubble: true }, click: { // Utilize native event to ensure correct state for checkable inputs setup: function( data ) { // For mutual compressibility with _default, replace `this` access with a local var. // `|| data` is dead code meant only to preserve the variable through minification. var el = this || data; // Claim the first handler if ( rcheckableType.test( el.type ) && el.click && nodeName( el, "input" ) ) { // dataPriv.set( el, "click", ... ) leverageNative( el, "click", returnTrue ); } // Return false to allow normal processing in the caller return false; }, trigger: function( data ) { // For mutual compressibility with _default, replace `this` access with a local var. // `|| data` is dead code meant only to preserve the variable through minification. var el = this || data; // Force setup before triggering a click if ( rcheckableType.test( el.type ) && el.click && nodeName( el, "input" ) ) { leverageNative( el, "click" ); } // Return non-false to allow normal event-path propagation return true; }, // For cross-browser consistency, suppress native .click() on links // Also prevent it if we're currently inside a leveraged native-event stack _default: function( event ) { var target = event.target; return rcheckableType.test( target.type ) && target.click && nodeName( target, "input" ) && dataPriv.get( target, "click" ) || nodeName( target, "a" ); } }, beforeunload: { postDispatch: function( event ) { // Support: Firefox 20+ // Firefox doesn't alert if the returnValue field is not set. if ( event.result !== undefined && event.originalEvent ) { event.originalEvent.returnValue = event.result; } } } } }; // Ensure the presence of an event listener that handles manually-triggered // synthetic events by interrupting progress until reinvoked in response to // *native* events that it fires directly, ensuring that state changes have // already occurred before other listeners are invoked. function leverageNative( el, type, expectSync ) { // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add if ( !expectSync ) { if ( dataPriv.get( el, type ) === undefined ) { jQuery.event.add( el, type, returnTrue ); } return; } // Register the controller as a special universal handler for all event namespaces dataPriv.set( el, type, false ); jQuery.event.add( el, type, { namespace: false, handler: function( event ) { var notAsync, result, saved = dataPriv.get( this, type ); if ( ( event.isTrigger & 1 ) && this[ type ] ) { // Interrupt processing of the outer synthetic .trigger()ed event // Saved data should be false in such cases, but might be a leftover capture object // from an async native handler (gh-4350) if ( !saved.length ) { // Store arguments for use when handling the inner native event // There will always be at least one argument (an event object), so this array // will not be confused with a leftover capture object. saved = slice.call( arguments ); dataPriv.set( this, type, saved ); // Trigger the native event and capture its result // Support: IE <=9 - 11+ // focus() and blur() are asynchronous notAsync = expectSync( this, type ); this[ type ](); result = dataPriv.get( this, type ); if ( saved !== result || notAsync ) { dataPriv.set( this, type, false ); } else { result = {}; } if ( saved !== result ) { // Cancel the outer synthetic event event.stopImmediatePropagation(); event.preventDefault(); return result.value; } // If this is an inner synthetic event for an event with a bubbling surrogate // (focus or blur), assume that the surrogate already propagated from triggering the // native event and prevent that from happening again here. // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the // bubbling surrogate propagates *after* the non-bubbling base), but that seems // less bad than duplication. } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) { event.stopPropagation(); } // If this is a native event triggered above, everything is now in order // Fire an inner synthetic event with the original arguments } else if ( saved.length ) { // ...and capture the result dataPriv.set( this, type, { value: jQuery.event.trigger( // Support: IE <=9 - 11+ // Extend with the prototype to reset the above stopImmediatePropagation() jQuery.extend( saved[ 0 ], jQuery.Event.prototype ), saved.slice( 1 ), this ) } ); // Abort handling of the native event event.stopImmediatePropagation(); } } } ); } jQuery.removeEvent = function( elem, type, handle ) { // This "if" is needed for plain objects if ( elem.removeEventListener ) { elem.removeEventListener( type, handle ); } }; jQuery.Event = function( src, props ) { // Allow instantiation without the 'new' keyword if ( !( this instanceof jQuery.Event ) ) { return new jQuery.Event( src, props ); } // Event object if ( src && src.type ) { this.originalEvent = src; this.type = src.type; // Events bubbling up the document may have been marked as prevented // by a handler lower down the tree; reflect the correct value. this.isDefaultPrevented = src.defaultPrevented || src.defaultPrevented === undefined && // Support: Android <=2.3 only src.returnValue === false ? returnTrue : returnFalse; // Create target properties // Support: Safari <=6 - 7 only // Target should not be a text node (#504, #13143) this.target = ( src.target && src.target.nodeType === 3 ) ? src.target.parentNode : src.target; this.currentTarget = src.currentTarget; this.relatedTarget = src.relatedTarget; // Event type } else { this.type = src; } // Put explicitly provided properties onto the event object if ( props ) { jQuery.extend( this, props ); } // Create a timestamp if incoming event doesn't have one this.timeStamp = src && src.timeStamp || Date.now(); // Mark it as fixed this[ jQuery.expando ] = true; }; // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { constructor: jQuery.Event, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse, isSimulated: false, preventDefault: function() { var e = this.originalEvent; this.isDefaultPrevented = returnTrue; if ( e && !this.isSimulated ) { e.preventDefault(); } }, stopPropagation: function() { var e = this.originalEvent; this.isPropagationStopped = returnTrue; if ( e && !this.isSimulated ) { e.stopPropagation(); } }, stopImmediatePropagation: function() { var e = this.originalEvent; this.isImmediatePropagationStopped = returnTrue; if ( e && !this.isSimulated ) { e.stopImmediatePropagation(); } this.stopPropagation(); } }; // Includes all common event props including KeyEvent and MouseEvent specific props jQuery.each( { altKey: true, bubbles: true, cancelable: true, changedTouches: true, ctrlKey: true, detail: true, eventPhase: true, metaKey: true, pageX: true, pageY: true, shiftKey: true, view: true, "char": true, code: true, charCode: true, key: true, keyCode: true, button: true, buttons: true, clientX: true, clientY: true, offsetX: true, offsetY: true, pointerId: true, pointerType: true, screenX: true, screenY: true, targetTouches: true, toElement: true, touches: true, which: function( event ) { var button = event.button; // Add which for key events if ( event.which == null && rkeyEvent.test( event.type ) ) { return event.charCode != null ? event.charCode : event.keyCode; } // Add which for click: 1 === left; 2 === middle; 3 === right if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) { if ( button & 1 ) { return 1; } if ( button & 2 ) { return 3; } if ( button & 4 ) { return 2; } return 0; } return event.which; } }, jQuery.event.addProp ); jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) { jQuery.event.special[ type ] = { // Utilize native event if possible so blur/focus sequence is correct setup: function() { // Claim the first handler // dataPriv.set( this, "focus", ... ) // dataPriv.set( this, "blur", ... ) leverageNative( this, type, expectSync ); // Return false to allow normal processing in the caller return false; }, trigger: function() { // Force setup before trigger leverageNative( this, type ); // Return non-false to allow normal event-path propagation return true; }, delegateType: delegateType }; } ); // Create mouseenter/leave events using mouseover/out and event-time checks // so that event delegation works in jQuery. // Do the same for pointerenter/pointerleave and pointerover/pointerout // // Support: Safari 7 only // Safari sends mouseenter too often; see: // https://bugs.chromium.org/p/chromium/issues/detail?id=470258 // for the description of the bug (it existed in older Chrome versions as well). jQuery.each( { mouseenter: "mouseover", mouseleave: "mouseout", pointerenter: "pointerover", pointerleave: "pointerout" }, function( orig, fix ) { jQuery.event.special[ orig ] = { delegateType: fix, bindType: fix, handle: function( event ) { var ret, target = this, related = event.relatedTarget, handleObj = event.handleObj; // For mouseenter/leave call the handler if related is outside the target. // NB: No relatedTarget if the mouse left/entered the browser window if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { event.type = handleObj.origType; ret = handleObj.handler.apply( this, arguments ); event.type = fix; } return ret; } }; } ); jQuery.fn.extend( { on: function( types, selector, data, fn ) { return on( this, types, selector, data, fn ); }, one: function( types, selector, data, fn ) { return on( this, types, selector, data, fn, 1 ); }, off: function( types, selector, fn ) { var handleObj, type; if ( types && types.preventDefault && types.handleObj ) { // ( event ) dispatched jQuery.Event handleObj = types.handleObj; jQuery( types.delegateTarget ).off( handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, handleObj.selector, handleObj.handler ); return this; } if ( typeof types === "object" ) { // ( types-object [, selector] ) for ( type in types ) { this.off( type, selector, types[ type ] ); } return this; } if ( selector === false || typeof selector === "function" ) { // ( types [, fn] ) fn = selector; selector = undefined; } if ( fn === false ) { fn = returnFalse; } return this.each( function() { jQuery.event.remove( this, types, fn, selector ); } ); } } ); var /* eslint-disable max-len */ // See https://github.com/eslint/eslint/issues/3229 rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi, /* eslint-enable */ // Support: IE <=10 - 11, Edge 12 - 13 only // In IE/Edge using regex groups here causes severe slowdowns. // See https://connect.microsoft.com/IE/feedback/details/1736512/ rnoInnerhtml = /\s*$/g; // Prefer a tbody over its parent table for containing new rows function manipulationTarget( elem, content ) { if ( nodeName( elem, "table" ) && nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { return jQuery( elem ).children( "tbody" )[ 0 ] || elem; } return elem; } // Replace/restore the type attribute of script elements for safe DOM manipulation function disableScript( elem ) { elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; return elem; } function restoreScript( elem ) { if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) { elem.type = elem.type.slice( 5 ); } else { elem.removeAttribute( "type" ); } return elem; } function cloneCopyEvent( src, dest ) { var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; if ( dest.nodeType !== 1 ) { return; } // 1. Copy private data: events, handlers, etc. if ( dataPriv.hasData( src ) ) { pdataOld = dataPriv.access( src ); pdataCur = dataPriv.set( dest, pdataOld ); events = pdataOld.events; if ( events ) { delete pdataCur.handle; pdataCur.events = {}; for ( type in events ) { for ( i = 0, l = events[ type ].length; i < l; i++ ) { jQuery.event.add( dest, type, events[ type ][ i ] ); } } } } // 2. Copy user data if ( dataUser.hasData( src ) ) { udataOld = dataUser.access( src ); udataCur = jQuery.extend( {}, udataOld ); dataUser.set( dest, udataCur ); } } // Fix IE bugs, see support tests function fixInput( src, dest ) { var nodeName = dest.nodeName.toLowerCase(); // Fails to persist the checked state of a cloned checkbox or radio button. if ( nodeName === "input" && rcheckableType.test( src.type ) ) { dest.checked = src.checked; // Fails to return the selected option to the default selected state when cloning options } else if ( nodeName === "input" || nodeName === "textarea" ) { dest.defaultValue = src.defaultValue; } } function domManip( collection, args, callback, ignored ) { // Flatten any nested arrays args = concat.apply( [], args ); var fragment, first, scripts, hasScripts, node, doc, i = 0, l = collection.length, iNoClone = l - 1, value = args[ 0 ], valueIsFunction = isFunction( value ); // We can't cloneNode fragments that contain checked, in WebKit if ( valueIsFunction || ( l > 1 && typeof value === "string" && !support.checkClone && rchecked.test( value ) ) ) { return collection.each( function( index ) { var self = collection.eq( index ); if ( valueIsFunction ) { args[ 0 ] = value.call( this, index, self.html() ); } domManip( self, args, callback, ignored ); } ); } if ( l ) { fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); first = fragment.firstChild; if ( fragment.childNodes.length === 1 ) { fragment = first; } // Require either new content or an interest in ignored elements to invoke the callback if ( first || ignored ) { scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); hasScripts = scripts.length; // Use the original fragment for the last item // instead of the first because it can end up // being emptied incorrectly in certain situations (#8070). for ( ; i < l; i++ ) { node = fragment; if ( i !== iNoClone ) { node = jQuery.clone( node, true, true ); // Keep references to cloned scripts for later restoration if ( hasScripts ) { // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( scripts, getAll( node, "script" ) ); } } callback.call( collection[ i ], node, i ); } if ( hasScripts ) { doc = scripts[ scripts.length - 1 ].ownerDocument; // Reenable scripts jQuery.map( scripts, restoreScript ); // Evaluate executable scripts on first document insertion for ( i = 0; i < hasScripts; i++ ) { node = scripts[ i ]; if ( rscriptType.test( node.type || "" ) && !dataPriv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) { // Optional AJAX dependency, but won't run scripts if not present if ( jQuery._evalUrl && !node.noModule ) { jQuery._evalUrl( node.src, { nonce: node.nonce || node.getAttribute( "nonce" ) } ); } } else { DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc ); } } } } } } return collection; } function remove( elem, selector, keepData ) { var node, nodes = selector ? jQuery.filter( selector, elem ) : elem, i = 0; for ( ; ( node = nodes[ i ] ) != null; i++ ) { if ( !keepData && node.nodeType === 1 ) { jQuery.cleanData( getAll( node ) ); } if ( node.parentNode ) { if ( keepData && isAttached( node ) ) { setGlobalEval( getAll( node, "script" ) ); } node.parentNode.removeChild( node ); } } return elem; } jQuery.extend( { htmlPrefilter: function( html ) { return html.replace( rxhtmlTag, "<$1>" ); }, clone: function( elem, dataAndEvents, deepDataAndEvents ) { var i, l, srcElements, destElements, clone = elem.cloneNode( true ), inPage = isAttached( elem ); // Fix IE cloning issues if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) { // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 destElements = getAll( clone ); srcElements = getAll( elem ); for ( i = 0, l = srcElements.length; i < l; i++ ) { fixInput( srcElements[ i ], destElements[ i ] ); } } // Copy the events from the original to the clone if ( dataAndEvents ) { if ( deepDataAndEvents ) { srcElements = srcElements || getAll( elem ); destElements = destElements || getAll( clone ); for ( i = 0, l = srcElements.length; i < l; i++ ) { cloneCopyEvent( srcElements[ i ], destElements[ i ] ); } } else { cloneCopyEvent( elem, clone ); } } // Preserve script evaluation history destElements = getAll( clone, "script" ); if ( destElements.length > 0 ) { setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); } // Return the cloned set return clone; }, cleanData: function( elems ) { var data, elem, type, special = jQuery.event.special, i = 0; for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { if ( acceptData( elem ) ) { if ( ( data = elem[ dataPriv.expando ] ) ) { if ( data.events ) { for ( type in data.events ) { if ( special[ type ] ) { jQuery.event.remove( elem, type ); // This is a shortcut to avoid jQuery.event.remove's overhead } else { jQuery.removeEvent( elem, type, data.handle ); } } } // Support: Chrome <=35 - 45+ // Assign undefined instead of using delete, see Data#remove elem[ dataPriv.expando ] = undefined; } if ( elem[ dataUser.expando ] ) { // Support: Chrome <=35 - 45+ // Assign undefined instead of using delete, see Data#remove elem[ dataUser.expando ] = undefined; } } } } } ); jQuery.fn.extend( { detach: function( selector ) { return remove( this, selector, true ); }, remove: function( selector ) { return remove( this, selector ); }, text: function( value ) { return access( this, function( value ) { return value === undefined ? jQuery.text( this ) : this.empty().each( function() { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { this.textContent = value; } } ); }, null, value, arguments.length ); }, append: function() { return domManip( this, arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.appendChild( elem ); } } ); }, prepend: function() { return domManip( this, arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.insertBefore( elem, target.firstChild ); } } ); }, before: function() { return domManip( this, arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this ); } } ); }, after: function() { return domManip( this, arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this.nextSibling ); } } ); }, empty: function() { var elem, i = 0; for ( ; ( elem = this[ i ] ) != null; i++ ) { if ( elem.nodeType === 1 ) { // Prevent memory leaks jQuery.cleanData( getAll( elem, false ) ); // Remove any remaining nodes elem.textContent = ""; } } return this; }, clone: function( dataAndEvents, deepDataAndEvents ) { dataAndEvents = dataAndEvents == null ? false : dataAndEvents; deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; return this.map( function() { return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); } ); }, html: function( value ) { return access( this, function( value ) { var elem = this[ 0 ] || {}, i = 0, l = this.length; if ( value === undefined && elem.nodeType === 1 ) { return elem.innerHTML; } // See if we can take a shortcut and just use innerHTML if ( typeof value === "string" && !rnoInnerhtml.test( value ) && !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { value = jQuery.htmlPrefilter( value ); try { for ( ; i < l; i++ ) { elem = this[ i ] || {}; // Remove element nodes and prevent memory leaks if ( elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem, false ) ); elem.innerHTML = value; } } elem = 0; // If using innerHTML throws an exception, use the fallback method } catch ( e ) {} } if ( elem ) { this.empty().append( value ); } }, null, value, arguments.length ); }, replaceWith: function() { var ignored = []; // Make the changes, replacing each non-ignored context element with the new content return domManip( this, arguments, function( elem ) { var parent = this.parentNode; if ( jQuery.inArray( this, ignored ) < 0 ) { jQuery.cleanData( getAll( this ) ); if ( parent ) { parent.replaceChild( elem, this ); } } // Force callback invocation }, ignored ); } } ); jQuery.each( { appendTo: "append", prependTo: "prepend", insertBefore: "before", insertAfter: "after", replaceAll: "replaceWith" }, function( name, original ) { jQuery.fn[ name ] = function( selector ) { var elems, ret = [], insert = jQuery( selector ), last = insert.length - 1, i = 0; for ( ; i <= last; i++ ) { elems = i === last ? this : this.clone( true ); jQuery( insert[ i ] )[ original ]( elems ); // Support: Android <=4.0 only, PhantomJS 1 only // .get() because push.apply(_, arraylike) throws on ancient WebKit push.apply( ret, elems.get() ); } return this.pushStack( ret ); }; } ); var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); var getStyles = function( elem ) { // Support: IE <=11 only, Firefox <=30 (#15098, #14150) // IE throws on elements created in popups // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" var view = elem.ownerDocument.defaultView; if ( !view || !view.opener ) { view = window; } return view.getComputedStyle( elem ); }; var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" ); ( function() { // Executing both pixelPosition & boxSizingReliable tests require only one layout // so they're executed at the same time to save the second computation. function computeStyleTests() { // This is a singleton, we need to execute it only once if ( !div ) { return; } container.style.cssText = "position:absolute;left:-11111px;width:60px;" + "margin-top:1px;padding:0;border:0"; div.style.cssText = "position:relative;display:block;box-sizing:border-box;overflow:scroll;" + "margin:auto;border:1px;padding:1px;" + "width:60%;top:1%"; documentElement.appendChild( container ).appendChild( div ); var divStyle = window.getComputedStyle( div ); pixelPositionVal = divStyle.top !== "1%"; // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44 reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12; // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3 // Some styles come back with percentage values, even though they shouldn't div.style.right = "60%"; pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36; // Support: IE 9 - 11 only // Detect misreporting of content dimensions for box-sizing:border-box elements boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36; // Support: IE 9 only // Detect overflow:scroll screwiness (gh-3699) // Support: Chrome <=64 // Don't get tricked when zoom affects offsetWidth (gh-4029) div.style.position = "absolute"; scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12; documentElement.removeChild( container ); // Nullify the div so it wouldn't be stored in the memory and // it will also be a sign that checks already performed div = null; } function roundPixelMeasures( measure ) { return Math.round( parseFloat( measure ) ); } var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal, reliableMarginLeftVal, container = document.createElement( "div" ), div = document.createElement( "div" ); // Finish early in limited (non-browser) environments if ( !div.style ) { return; } // Support: IE <=9 - 11 only // Style of cloned element affects source element cloned (#8908) div.style.backgroundClip = "content-box"; div.cloneNode( true ).style.backgroundClip = ""; support.clearCloneStyle = div.style.backgroundClip === "content-box"; jQuery.extend( support, { boxSizingReliable: function() { computeStyleTests(); return boxSizingReliableVal; }, pixelBoxStyles: function() { computeStyleTests(); return pixelBoxStylesVal; }, pixelPosition: function() { computeStyleTests(); return pixelPositionVal; }, reliableMarginLeft: function() { computeStyleTests(); return reliableMarginLeftVal; }, scrollboxSize: function() { computeStyleTests(); return scrollboxSizeVal; } } ); } )(); function curCSS( elem, name, computed ) { var width, minWidth, maxWidth, ret, // Support: Firefox 51+ // Retrieving style before computed somehow // fixes an issue with getting wrong values // on detached elements style = elem.style; computed = computed || getStyles( elem ); // getPropertyValue is needed for: // .css('filter') (IE 9 only, #12537) // .css('--customProperty) (#3144) if ( computed ) { ret = computed.getPropertyValue( name ) || computed[ name ]; if ( ret === "" && !isAttached( elem ) ) { ret = jQuery.style( elem, name ); } // A tribute to the "awesome hack by Dean Edwards" // Android Browser returns percentage for some values, // but width seems to be reliably pixels. // This is against the CSSOM draft spec: // https://drafts.csswg.org/cssom/#resolved-values if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) { // Remember the original values width = style.width; minWidth = style.minWidth; maxWidth = style.maxWidth; // Put in the new values to get a computed value out style.minWidth = style.maxWidth = style.width = ret; ret = computed.width; // Revert the changed values style.width = width; style.minWidth = minWidth; style.maxWidth = maxWidth; } } return ret !== undefined ? // Support: IE <=9 - 11 only // IE returns zIndex value as an integer. ret + "" : ret; } function addGetHookIf( conditionFn, hookFn ) { // Define the hook, we'll check on the first run if it's really needed. return { get: function() { if ( conditionFn() ) { // Hook not needed (or it's not possible to use it due // to missing dependency), remove it. delete this.get; return; } // Hook needed; redefine it so that the support test is not executed again. return ( this.get = hookFn ).apply( this, arguments ); } }; } var cssPrefixes = [ "Webkit", "Moz", "ms" ], emptyStyle = document.createElement( "div" ).style, vendorProps = {}; // Return a vendor-prefixed property or undefined function vendorPropName( name ) { // Check for vendor prefixed names var capName = name[ 0 ].toUpperCase() + name.slice( 1 ), i = cssPrefixes.length; while ( i-- ) { name = cssPrefixes[ i ] + capName; if ( name in emptyStyle ) { return name; } } } // Return a potentially-mapped jQuery.cssProps or vendor prefixed property function finalPropName( name ) { var final = jQuery.cssProps[ name ] || vendorProps[ name ]; if ( final ) { return final; } if ( name in emptyStyle ) { return name; } return vendorProps[ name ] = vendorPropName( name ) || name; } var // Swappable if display is none or starts with table // except "table", "table-cell", or "table-caption" // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display rdisplayswap = /^(none|table(?!-c[ea]).+)/, rcustomProp = /^--/, cssShow = { position: "absolute", visibility: "hidden", display: "block" }, cssNormalTransform = { letterSpacing: "0", fontWeight: "400" }; function setPositiveNumber( elem, value, subtract ) { // Any relative (+/-) values have already been // normalized at this point var matches = rcssNum.exec( value ); return matches ? // Guard against undefined "subtract", e.g., when used as in cssHooks Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) : value; } function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) { var i = dimension === "width" ? 1 : 0, extra = 0, delta = 0; // Adjustment may not be necessary if ( box === ( isBorderBox ? "border" : "content" ) ) { return 0; } for ( ; i < 4; i += 2 ) { // Both box models exclude margin if ( box === "margin" ) { delta += jQuery.css( elem, box + cssExpand[ i ], true, styles ); } // If we get here with a content-box, we're seeking "padding" or "border" or "margin" if ( !isBorderBox ) { // Add padding delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); // For "border" or "margin", add border if ( box !== "padding" ) { delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); // But still keep track of it otherwise } else { extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } // If we get here with a border-box (content + padding + border), we're seeking "content" or // "padding" or "margin" } else { // For "content", subtract padding if ( box === "content" ) { delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); } // For "content" or "padding", subtract border if ( box !== "margin" ) { delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } } } // Account for positive content-box scroll gutter when requested by providing computedVal if ( !isBorderBox && computedVal >= 0 ) { // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border // Assuming integer scroll gutter, subtract the rest and round down delta += Math.max( 0, Math.ceil( elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - computedVal - delta - extra - 0.5 // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter // Use an explicit zero to avoid NaN (gh-3964) ) ) || 0; } return delta; } function getWidthOrHeight( elem, dimension, extra ) { // Start with computed style var styles = getStyles( elem ), // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322). // Fake content-box until we know it's needed to know the true value. boxSizingNeeded = !support.boxSizingReliable() || extra, isBorderBox = boxSizingNeeded && jQuery.css( elem, "boxSizing", false, styles ) === "border-box", valueIsBorderBox = isBorderBox, val = curCSS( elem, dimension, styles ), offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ); // Support: Firefox <=54 // Return a confounding non-pixel value or feign ignorance, as appropriate. if ( rnumnonpx.test( val ) ) { if ( !extra ) { return val; } val = "auto"; } // Fall back to offsetWidth/offsetHeight when value is "auto" // This happens for inline elements with no explicit setting (gh-3571) // Support: Android <=4.1 - 4.3 only // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602) // Support: IE 9-11 only // Also use offsetWidth/offsetHeight for when box sizing is unreliable // We use getClientRects() to check for hidden/disconnected. // In those cases, the computed value can be trusted to be border-box if ( ( !support.boxSizingReliable() && isBorderBox || val === "auto" || !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) && elem.getClientRects().length ) { isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; // Where available, offsetWidth/offsetHeight approximate border box dimensions. // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the // retrieved value as a content box dimension. valueIsBorderBox = offsetProp in elem; if ( valueIsBorderBox ) { val = elem[ offsetProp ]; } } // Normalize "" and auto val = parseFloat( val ) || 0; // Adjust for the element's box model return ( val + boxModelAdjustment( elem, dimension, extra || ( isBorderBox ? "border" : "content" ), valueIsBorderBox, styles, // Provide the current computed size to request scroll gutter calculation (gh-3589) val ) ) + "px"; } jQuery.extend( { // Add in style property hooks for overriding the default // behavior of getting and setting a style property cssHooks: { opacity: { get: function( elem, computed ) { if ( computed ) { // We should always get a number back from opacity var ret = curCSS( elem, "opacity" ); return ret === "" ? "1" : ret; } } } }, // Don't automatically add "px" to these possibly-unitless properties cssNumber: { "animationIterationCount": true, "columnCount": true, "fillOpacity": true, "flexGrow": true, "flexShrink": true, "fontWeight": true, "gridArea": true, "gridColumn": true, "gridColumnEnd": true, "gridColumnStart": true, "gridRow": true, "gridRowEnd": true, "gridRowStart": true, "lineHeight": true, "opacity": true, "order": true, "orphans": true, "widows": true, "zIndex": true, "zoom": true }, // Add in properties whose names you wish to fix before // setting or getting the value cssProps: {}, // Get and set the style property on a DOM Node style: function( elem, name, value, extra ) { // Don't set styles on text and comment nodes if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { return; } // Make sure that we're working with the right name var ret, type, hooks, origName = camelCase( name ), isCustomProp = rcustomProp.test( name ), style = elem.style; // Make sure that we're working with the right name. We don't // want to query the value if it is a CSS custom property // since they are user-defined. if ( !isCustomProp ) { name = finalPropName( origName ); } // Gets hook for the prefixed version, then unprefixed version hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; // Check if we're setting a value if ( value !== undefined ) { type = typeof value; // Convert "+=" or "-=" to relative numbers (#7345) if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) { value = adjustCSS( elem, name, ret ); // Fixes bug #9237 type = "number"; } // Make sure that null and NaN values aren't set (#7116) if ( value == null || value !== value ) { return; } // If a number was passed in, add the unit (except for certain CSS properties) // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append // "px" to a few hardcoded values. if ( type === "number" && !isCustomProp ) { value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" ); } // background-* props affect original clone's values if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) { style[ name ] = "inherit"; } // If a hook was provided, use that value, otherwise just set the specified value if ( !hooks || !( "set" in hooks ) || ( value = hooks.set( elem, value, extra ) ) !== undefined ) { if ( isCustomProp ) { style.setProperty( name, value ); } else { style[ name ] = value; } } } else { // If a hook was provided get the non-computed value from there if ( hooks && "get" in hooks && ( ret = hooks.get( elem, false, extra ) ) !== undefined ) { return ret; } // Otherwise just get the value from the style object return style[ name ]; } }, css: function( elem, name, extra, styles ) { var val, num, hooks, origName = camelCase( name ), isCustomProp = rcustomProp.test( name ); // Make sure that we're working with the right name. We don't // want to modify the value if it is a CSS custom property // since they are user-defined. if ( !isCustomProp ) { name = finalPropName( origName ); } // Try prefixed name followed by the unprefixed name hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; // If a hook was provided get the computed value from there if ( hooks && "get" in hooks ) { val = hooks.get( elem, true, extra ); } // Otherwise, if a way to get the computed value exists, use that if ( val === undefined ) { val = curCSS( elem, name, styles ); } // Convert "normal" to computed value if ( val === "normal" && name in cssNormalTransform ) { val = cssNormalTransform[ name ]; } // Make numeric if forced or a qualifier was provided and val looks numeric if ( extra === "" || extra ) { num = parseFloat( val ); return extra === true || isFinite( num ) ? num || 0 : val; } return val; } } ); jQuery.each( [ "height", "width" ], function( i, dimension ) { jQuery.cssHooks[ dimension ] = { get: function( elem, computed, extra ) { if ( computed ) { // Certain elements can have dimension info if we invisibly show them // but it must have a current display style that would benefit return rdisplayswap.test( jQuery.css( elem, "display" ) ) && // Support: Safari 8+ // Table columns in Safari have non-zero offsetWidth & zero // getBoundingClientRect().width unless display is changed. // Support: IE <=11 only // Running getBoundingClientRect on a disconnected node // in IE throws an error. ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ? swap( elem, cssShow, function() { return getWidthOrHeight( elem, dimension, extra ); } ) : getWidthOrHeight( elem, dimension, extra ); } }, set: function( elem, value, extra ) { var matches, styles = getStyles( elem ), // Only read styles.position if the test has a chance to fail // to avoid forcing a reflow. scrollboxSizeBuggy = !support.scrollboxSize() && styles.position === "absolute", // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991) boxSizingNeeded = scrollboxSizeBuggy || extra, isBorderBox = boxSizingNeeded && jQuery.css( elem, "boxSizing", false, styles ) === "border-box", subtract = extra ? boxModelAdjustment( elem, dimension, extra, isBorderBox, styles ) : 0; // Account for unreliable border-box dimensions by comparing offset* to computed and // faking a content-box to get border and padding (gh-3699) if ( isBorderBox && scrollboxSizeBuggy ) { subtract -= Math.ceil( elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - parseFloat( styles[ dimension ] ) - boxModelAdjustment( elem, dimension, "border", false, styles ) - 0.5 ); } // Convert to pixels if value adjustment is needed if ( subtract && ( matches = rcssNum.exec( value ) ) && ( matches[ 3 ] || "px" ) !== "px" ) { elem.style[ dimension ] = value; value = jQuery.css( elem, dimension ); } return setPositiveNumber( elem, value, subtract ); } }; } ); jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft, function( elem, computed ) { if ( computed ) { return ( parseFloat( curCSS( elem, "marginLeft" ) ) || elem.getBoundingClientRect().left - swap( elem, { marginLeft: 0 }, function() { return elem.getBoundingClientRect().left; } ) ) + "px"; } } ); // These hooks are used by animate to expand properties jQuery.each( { margin: "", padding: "", border: "Width" }, function( prefix, suffix ) { jQuery.cssHooks[ prefix + suffix ] = { expand: function( value ) { var i = 0, expanded = {}, // Assumes a single number if not a string parts = typeof value === "string" ? value.split( " " ) : [ value ]; for ( ; i < 4; i++ ) { expanded[ prefix + cssExpand[ i ] + suffix ] = parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; } return expanded; } }; if ( prefix !== "margin" ) { jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; } } ); jQuery.fn.extend( { css: function( name, value ) { return access( this, function( elem, name, value ) { var styles, len, map = {}, i = 0; if ( Array.isArray( name ) ) { styles = getStyles( elem ); len = name.length; for ( ; i < len; i++ ) { map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); } return map; } return value !== undefined ? jQuery.style( elem, name, value ) : jQuery.css( elem, name ); }, name, value, arguments.length > 1 ); } } ); function Tween( elem, options, prop, end, easing ) { return new Tween.prototype.init( elem, options, prop, end, easing ); } jQuery.Tween = Tween; Tween.prototype = { constructor: Tween, init: function( elem, options, prop, end, easing, unit ) { this.elem = elem; this.prop = prop; this.easing = easing || jQuery.easing._default; this.options = options; this.start = this.now = this.cur(); this.end = end; this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); }, cur: function() { var hooks = Tween.propHooks[ this.prop ]; return hooks && hooks.get ? hooks.get( this ) : Tween.propHooks._default.get( this ); }, run: function( percent ) { var eased, hooks = Tween.propHooks[ this.prop ]; if ( this.options.duration ) { this.pos = eased = jQuery.easing[ this.easing ]( percent, this.options.duration * percent, 0, 1, this.options.duration ); } else { this.pos = eased = percent; } this.now = ( this.end - this.start ) * eased + this.start; if ( this.options.step ) { this.options.step.call( this.elem, this.now, this ); } if ( hooks && hooks.set ) { hooks.set( this ); } else { Tween.propHooks._default.set( this ); } return this; } }; Tween.prototype.init.prototype = Tween.prototype; Tween.propHooks = { _default: { get: function( tween ) { var result; // Use a property on the element directly when it is not a DOM element, // or when there is no matching style property that exists. if ( tween.elem.nodeType !== 1 || tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) { return tween.elem[ tween.prop ]; } // Passing an empty string as a 3rd parameter to .css will automatically // attempt a parseFloat and fallback to a string if the parse fails. // Simple values such as "10px" are parsed to Float; // complex values such as "rotate(1rad)" are returned as-is. result = jQuery.css( tween.elem, tween.prop, "" ); // Empty strings, null, undefined and "auto" are converted to 0. return !result || result === "auto" ? 0 : result; }, set: function( tween ) { // Use step hook for back compat. // Use cssHook if its there. // Use .style if available and use plain properties where available. if ( jQuery.fx.step[ tween.prop ] ) { jQuery.fx.step[ tween.prop ]( tween ); } else if ( tween.elem.nodeType === 1 && ( jQuery.cssHooks[ tween.prop ] || tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) { jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); } else { tween.elem[ tween.prop ] = tween.now; } } } }; // Support: IE <=9 only // Panic based approach to setting things on disconnected nodes Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { set: function( tween ) { if ( tween.elem.nodeType && tween.elem.parentNode ) { tween.elem[ tween.prop ] = tween.now; } } }; jQuery.easing = { linear: function( p ) { return p; }, swing: function( p ) { return 0.5 - Math.cos( p * Math.PI ) / 2; }, _default: "swing" }; jQuery.fx = Tween.prototype.init; // Back compat <1.8 extension point jQuery.fx.step = {}; var fxNow, inProgress, rfxtypes = /^(?:toggle|show|hide)$/, rrun = /queueHooks$/; function schedule() { if ( inProgress ) { if ( document.hidden === false && window.requestAnimationFrame ) { window.requestAnimationFrame( schedule ); } else { window.setTimeout( schedule, jQuery.fx.interval ); } jQuery.fx.tick(); } } // Animations created synchronously will run synchronously function createFxNow() { window.setTimeout( function() { fxNow = undefined; } ); return ( fxNow = Date.now() ); } // Generate parameters to create a standard animation function genFx( type, includeWidth ) { var which, i = 0, attrs = { height: type }; // If we include width, step value is 1 to do all cssExpand values, // otherwise step value is 2 to skip over Left and Right includeWidth = includeWidth ? 1 : 0; for ( ; i < 4; i += 2 - includeWidth ) { which = cssExpand[ i ]; attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; } if ( includeWidth ) { attrs.opacity = attrs.width = type; } return attrs; } function createTween( value, prop, animation ) { var tween, collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ), index = 0, length = collection.length; for ( ; index < length; index++ ) { if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) { // We're done with this property return tween; } } } function defaultPrefilter( elem, props, opts ) { var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display, isBox = "width" in props || "height" in props, anim = this, orig = {}, style = elem.style, hidden = elem.nodeType && isHiddenWithinTree( elem ), dataShow = dataPriv.get( elem, "fxshow" ); // Queue-skipping animations hijack the fx hooks if ( !opts.queue ) { hooks = jQuery._queueHooks( elem, "fx" ); if ( hooks.unqueued == null ) { hooks.unqueued = 0; oldfire = hooks.empty.fire; hooks.empty.fire = function() { if ( !hooks.unqueued ) { oldfire(); } }; } hooks.unqueued++; anim.always( function() { // Ensure the complete handler is called before this completes anim.always( function() { hooks.unqueued--; if ( !jQuery.queue( elem, "fx" ).length ) { hooks.empty.fire(); } } ); } ); } // Detect show/hide animations for ( prop in props ) { value = props[ prop ]; if ( rfxtypes.test( value ) ) { delete props[ prop ]; toggle = toggle || value === "toggle"; if ( value === ( hidden ? "hide" : "show" ) ) { // Pretend to be hidden if this is a "show" and // there is still data from a stopped show/hide if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) { hidden = true; // Ignore all other no-op show/hide data } else { continue; } } orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop ); } } // Bail out if this is a no-op like .hide().hide() propTween = !jQuery.isEmptyObject( props ); if ( !propTween && jQuery.isEmptyObject( orig ) ) { return; } // Restrict "overflow" and "display" styles during box animations if ( isBox && elem.nodeType === 1 ) { // Support: IE <=9 - 11, Edge 12 - 15 // Record all 3 overflow attributes because IE does not infer the shorthand // from identically-valued overflowX and overflowY and Edge just mirrors // the overflowX value there. opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; // Identify a display type, preferring old show/hide data over the CSS cascade restoreDisplay = dataShow && dataShow.display; if ( restoreDisplay == null ) { restoreDisplay = dataPriv.get( elem, "display" ); } display = jQuery.css( elem, "display" ); if ( display === "none" ) { if ( restoreDisplay ) { display = restoreDisplay; } else { // Get nonempty value(s) by temporarily forcing visibility showHide( [ elem ], true ); restoreDisplay = elem.style.display || restoreDisplay; display = jQuery.css( elem, "display" ); showHide( [ elem ] ); } } // Animate inline elements as inline-block if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) { if ( jQuery.css( elem, "float" ) === "none" ) { // Restore the original display value at the end of pure show/hide animations if ( !propTween ) { anim.done( function() { style.display = restoreDisplay; } ); if ( restoreDisplay == null ) { display = style.display; restoreDisplay = display === "none" ? "" : display; } } style.display = "inline-block"; } } } if ( opts.overflow ) { style.overflow = "hidden"; anim.always( function() { style.overflow = opts.overflow[ 0 ]; style.overflowX = opts.overflow[ 1 ]; style.overflowY = opts.overflow[ 2 ]; } ); } // Implement show/hide animations propTween = false; for ( prop in orig ) { // General show/hide setup for this element animation if ( !propTween ) { if ( dataShow ) { if ( "hidden" in dataShow ) { hidden = dataShow.hidden; } } else { dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } ); } // Store hidden/visible for toggle so `.stop().toggle()` "reverses" if ( toggle ) { dataShow.hidden = !hidden; } // Show elements before animating them if ( hidden ) { showHide( [ elem ], true ); } /* eslint-disable no-loop-func */ anim.done( function() { /* eslint-enable no-loop-func */ // The final step of a "hide" animation is actually hiding the element if ( !hidden ) { showHide( [ elem ] ); } dataPriv.remove( elem, "fxshow" ); for ( prop in orig ) { jQuery.style( elem, prop, orig[ prop ] ); } } ); } // Per-property setup propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim ); if ( !( prop in dataShow ) ) { dataShow[ prop ] = propTween.start; if ( hidden ) { propTween.end = propTween.start; propTween.start = 0; } } } } function propFilter( props, specialEasing ) { var index, name, easing, value, hooks; // camelCase, specialEasing and expand cssHook pass for ( index in props ) { name = camelCase( index ); easing = specialEasing[ name ]; value = props[ index ]; if ( Array.isArray( value ) ) { easing = value[ 1 ]; value = props[ index ] = value[ 0 ]; } if ( index !== name ) { props[ name ] = value; delete props[ index ]; } hooks = jQuery.cssHooks[ name ]; if ( hooks && "expand" in hooks ) { value = hooks.expand( value ); delete props[ name ]; // Not quite $.extend, this won't overwrite existing keys. // Reusing 'index' because we have the correct "name" for ( index in value ) { if ( !( index in props ) ) { props[ index ] = value[ index ]; specialEasing[ index ] = easing; } } } else { specialEasing[ name ] = easing; } } } function Animation( elem, properties, options ) { var result, stopped, index = 0, length = Animation.prefilters.length, deferred = jQuery.Deferred().always( function() { // Don't match elem in the :animated selector delete tick.elem; } ), tick = function() { if ( stopped ) { return false; } var currentTime = fxNow || createFxNow(), remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), // Support: Android 2.3 only // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497) temp = remaining / animation.duration || 0, percent = 1 - temp, index = 0, length = animation.tweens.length; for ( ; index < length; index++ ) { animation.tweens[ index ].run( percent ); } deferred.notifyWith( elem, [ animation, percent, remaining ] ); // If there's more to do, yield if ( percent < 1 && length ) { return remaining; } // If this was an empty animation, synthesize a final progress notification if ( !length ) { deferred.notifyWith( elem, [ animation, 1, 0 ] ); } // Resolve the animation and report its conclusion deferred.resolveWith( elem, [ animation ] ); return false; }, animation = deferred.promise( { elem: elem, props: jQuery.extend( {}, properties ), opts: jQuery.extend( true, { specialEasing: {}, easing: jQuery.easing._default }, options ), originalProperties: properties, originalOptions: options, startTime: fxNow || createFxNow(), duration: options.duration, tweens: [], createTween: function( prop, end ) { var tween = jQuery.Tween( elem, animation.opts, prop, end, animation.opts.specialEasing[ prop ] || animation.opts.easing ); animation.tweens.push( tween ); return tween; }, stop: function( gotoEnd ) { var index = 0, // If we are going to the end, we want to run all the tweens // otherwise we skip this part length = gotoEnd ? animation.tweens.length : 0; if ( stopped ) { return this; } stopped = true; for ( ; index < length; index++ ) { animation.tweens[ index ].run( 1 ); } // Resolve when we played the last frame; otherwise, reject if ( gotoEnd ) { deferred.notifyWith( elem, [ animation, 1, 0 ] ); deferred.resolveWith( elem, [ animation, gotoEnd ] ); } else { deferred.rejectWith( elem, [ animation, gotoEnd ] ); } return this; } } ), props = animation.props; propFilter( props, animation.opts.specialEasing ); for ( ; index < length; index++ ) { result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts ); if ( result ) { if ( isFunction( result.stop ) ) { jQuery._queueHooks( animation.elem, animation.opts.queue ).stop = result.stop.bind( result ); } return result; } } jQuery.map( props, createTween, animation ); if ( isFunction( animation.opts.start ) ) { animation.opts.start.call( elem, animation ); } // Attach callbacks from options animation .progress( animation.opts.progress ) .done( animation.opts.done, animation.opts.complete ) .fail( animation.opts.fail ) .always( animation.opts.always ); jQuery.fx.timer( jQuery.extend( tick, { elem: elem, anim: animation, queue: animation.opts.queue } ) ); return animation; } jQuery.Animation = jQuery.extend( Animation, { tweeners: { "*": [ function( prop, value ) { var tween = this.createTween( prop, value ); adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween ); return tween; } ] }, tweener: function( props, callback ) { if ( isFunction( props ) ) { callback = props; props = [ "*" ]; } else { props = props.match( rnothtmlwhite ); } var prop, index = 0, length = props.length; for ( ; index < length; index++ ) { prop = props[ index ]; Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || []; Animation.tweeners[ prop ].unshift( callback ); } }, prefilters: [ defaultPrefilter ], prefilter: function( callback, prepend ) { if ( prepend ) { Animation.prefilters.unshift( callback ); } else { Animation.prefilters.push( callback ); } } } ); jQuery.speed = function( speed, easing, fn ) { var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { complete: fn || !fn && easing || isFunction( speed ) && speed, duration: speed, easing: fn && easing || easing && !isFunction( easing ) && easing }; // Go to the end state if fx are off if ( jQuery.fx.off ) { opt.duration = 0; } else { if ( typeof opt.duration !== "number" ) { if ( opt.duration in jQuery.fx.speeds ) { opt.duration = jQuery.fx.speeds[ opt.duration ]; } else { opt.duration = jQuery.fx.speeds._default; } } } // Normalize opt.queue - true/undefined/null -> "fx" if ( opt.queue == null || opt.queue === true ) { opt.queue = "fx"; } // Queueing opt.old = opt.complete; opt.complete = function() { if ( isFunction( opt.old ) ) { opt.old.call( this ); } if ( opt.queue ) { jQuery.dequeue( this, opt.queue ); } }; return opt; }; jQuery.fn.extend( { fadeTo: function( speed, to, easing, callback ) { // Show any hidden elements after setting opacity to 0 return this.filter( isHiddenWithinTree ).css( "opacity", 0 ).show() // Animate to the value specified .end().animate( { opacity: to }, speed, easing, callback ); }, animate: function( prop, speed, easing, callback ) { var empty = jQuery.isEmptyObject( prop ), optall = jQuery.speed( speed, easing, callback ), doAnimation = function() { // Operate on a copy of prop so per-property easing won't be lost var anim = Animation( this, jQuery.extend( {}, prop ), optall ); // Empty animations, or finishing resolves immediately if ( empty || dataPriv.get( this, "finish" ) ) { anim.stop( true ); } }; doAnimation.finish = doAnimation; return empty || optall.queue === false ? this.each( doAnimation ) : this.queue( optall.queue, doAnimation ); }, stop: function( type, clearQueue, gotoEnd ) { var stopQueue = function( hooks ) { var stop = hooks.stop; delete hooks.stop; stop( gotoEnd ); }; if ( typeof type !== "string" ) { gotoEnd = clearQueue; clearQueue = type; type = undefined; } if ( clearQueue && type !== false ) { this.queue( type || "fx", [] ); } return this.each( function() { var dequeue = true, index = type != null && type + "queueHooks", timers = jQuery.timers, data = dataPriv.get( this ); if ( index ) { if ( data[ index ] && data[ index ].stop ) { stopQueue( data[ index ] ); } } else { for ( index in data ) { if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { stopQueue( data[ index ] ); } } } for ( index = timers.length; index--; ) { if ( timers[ index ].elem === this && ( type == null || timers[ index ].queue === type ) ) { timers[ index ].anim.stop( gotoEnd ); dequeue = false; timers.splice( index, 1 ); } } // Start the next in the queue if the last step wasn't forced. // Timers currently will call their complete callbacks, which // will dequeue but only if they were gotoEnd. if ( dequeue || !gotoEnd ) { jQuery.dequeue( this, type ); } } ); }, finish: function( type ) { if ( type !== false ) { type = type || "fx"; } return this.each( function() { var index, data = dataPriv.get( this ), queue = data[ type + "queue" ], hooks = data[ type + "queueHooks" ], timers = jQuery.timers, length = queue ? queue.length : 0; // Enable finishing flag on private data data.finish = true; // Empty the queue first jQuery.queue( this, type, [] ); if ( hooks && hooks.stop ) { hooks.stop.call( this, true ); } // Look for any active animations, and finish them for ( index = timers.length; index--; ) { if ( timers[ index ].elem === this && timers[ index ].queue === type ) { timers[ index ].anim.stop( true ); timers.splice( index, 1 ); } } // Look for any animations in the old queue and finish them for ( index = 0; index < length; index++ ) { if ( queue[ index ] && queue[ index ].finish ) { queue[ index ].finish.call( this ); } } // Turn off finishing flag delete data.finish; } ); } } ); jQuery.each( [ "toggle", "show", "hide" ], function( i, name ) { var cssFn = jQuery.fn[ name ]; jQuery.fn[ name ] = function( speed, easing, callback ) { return speed == null || typeof speed === "boolean" ? cssFn.apply( this, arguments ) : this.animate( genFx( name, true ), speed, easing, callback ); }; } ); // Generate shortcuts for custom animations jQuery.each( { slideDown: genFx( "show" ), slideUp: genFx( "hide" ), slideToggle: genFx( "toggle" ), fadeIn: { opacity: "show" }, fadeOut: { opacity: "hide" }, fadeToggle: { opacity: "toggle" } }, function( name, props ) { jQuery.fn[ name ] = function( speed, easing, callback ) { return this.animate( props, speed, easing, callback ); }; } ); jQuery.timers = []; jQuery.fx.tick = function() { var timer, i = 0, timers = jQuery.timers; fxNow = Date.now(); for ( ; i < timers.length; i++ ) { timer = timers[ i ]; // Run the timer and safely remove it when done (allowing for external removal) if ( !timer() && timers[ i ] === timer ) { timers.splice( i--, 1 ); } } if ( !timers.length ) { jQuery.fx.stop(); } fxNow = undefined; }; jQuery.fx.timer = function( timer ) { jQuery.timers.push( timer ); jQuery.fx.start(); }; jQuery.fx.interval = 13; jQuery.fx.start = function() { if ( inProgress ) { return; } inProgress = true; schedule(); }; jQuery.fx.stop = function() { inProgress = null; }; jQuery.fx.speeds = { slow: 600, fast: 200, // Default speed _default: 400 }; // Based off of the plugin by Clint Helfers, with permission. // https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ jQuery.fn.delay = function( time, type ) { time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; type = type || "fx"; return this.queue( type, function( next, hooks ) { var timeout = window.setTimeout( next, time ); hooks.stop = function() { window.clearTimeout( timeout ); }; } ); }; ( function() { var input = document.createElement( "input" ), select = document.createElement( "select" ), opt = select.appendChild( document.createElement( "option" ) ); input.type = "checkbox"; // Support: Android <=4.3 only // Default value for a checkbox should be "on" support.checkOn = input.value !== ""; // Support: IE <=11 only // Must access selectedIndex to make default options select support.optSelected = opt.selected; // Support: IE <=11 only // An input loses its value after becoming a radio input = document.createElement( "input" ); input.value = "t"; input.type = "radio"; support.radioValue = input.value === "t"; } )(); var boolHook, attrHandle = jQuery.expr.attrHandle; jQuery.fn.extend( { attr: function( name, value ) { return access( this, jQuery.attr, name, value, arguments.length > 1 ); }, removeAttr: function( name ) { return this.each( function() { jQuery.removeAttr( this, name ); } ); } } ); jQuery.extend( { attr: function( elem, name, value ) { var ret, hooks, nType = elem.nodeType; // Don't get/set attributes on text, comment and attribute nodes if ( nType === 3 || nType === 8 || nType === 2 ) { return; } // Fallback to prop when attributes are not supported if ( typeof elem.getAttribute === "undefined" ) { return jQuery.prop( elem, name, value ); } // Attribute hooks are determined by the lowercase version // Grab necessary hook if one is defined if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { hooks = jQuery.attrHooks[ name.toLowerCase() ] || ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined ); } if ( value !== undefined ) { if ( value === null ) { jQuery.removeAttr( elem, name ); return; } if ( hooks && "set" in hooks && ( ret = hooks.set( elem, value, name ) ) !== undefined ) { return ret; } elem.setAttribute( name, value + "" ); return value; } if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { return ret; } ret = jQuery.find.attr( elem, name ); // Non-existent attributes return null, we normalize to undefined return ret == null ? undefined : ret; }, attrHooks: { type: { set: function( elem, value ) { if ( !support.radioValue && value === "radio" && nodeName( elem, "input" ) ) { var val = elem.value; elem.setAttribute( "type", value ); if ( val ) { elem.value = val; } return value; } } } }, removeAttr: function( elem, value ) { var name, i = 0, // Attribute names can contain non-HTML whitespace characters // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2 attrNames = value && value.match( rnothtmlwhite ); if ( attrNames && elem.nodeType === 1 ) { while ( ( name = attrNames[ i++ ] ) ) { elem.removeAttribute( name ); } } } } ); // Hooks for boolean attributes boolHook = { set: function( elem, value, name ) { if ( value === false ) { // Remove boolean attributes when set to false jQuery.removeAttr( elem, name ); } else { elem.setAttribute( name, name ); } return name; } }; jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { var getter = attrHandle[ name ] || jQuery.find.attr; attrHandle[ name ] = function( elem, name, isXML ) { var ret, handle, lowercaseName = name.toLowerCase(); if ( !isXML ) { // Avoid an infinite loop by temporarily removing this function from the getter handle = attrHandle[ lowercaseName ]; attrHandle[ lowercaseName ] = ret; ret = getter( elem, name, isXML ) != null ? lowercaseName : null; attrHandle[ lowercaseName ] = handle; } return ret; }; } ); var rfocusable = /^(?:input|select|textarea|button)$/i, rclickable = /^(?:a|area)$/i; jQuery.fn.extend( { prop: function( name, value ) { return access( this, jQuery.prop, name, value, arguments.length > 1 ); }, removeProp: function( name ) { return this.each( function() { delete this[ jQuery.propFix[ name ] || name ]; } ); } } ); jQuery.extend( { prop: function( elem, name, value ) { var ret, hooks, nType = elem.nodeType; // Don't get/set properties on text, comment and attribute nodes if ( nType === 3 || nType === 8 || nType === 2 ) { return; } if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { // Fix name and attach hooks name = jQuery.propFix[ name ] || name; hooks = jQuery.propHooks[ name ]; } if ( value !== undefined ) { if ( hooks && "set" in hooks && ( ret = hooks.set( elem, value, name ) ) !== undefined ) { return ret; } return ( elem[ name ] = value ); } if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { return ret; } return elem[ name ]; }, propHooks: { tabIndex: { get: function( elem ) { // Support: IE <=9 - 11 only // elem.tabIndex doesn't always return the // correct value when it hasn't been explicitly set // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ // Use proper attribute retrieval(#12072) var tabindex = jQuery.find.attr( elem, "tabindex" ); if ( tabindex ) { return parseInt( tabindex, 10 ); } if ( rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ) { return 0; } return -1; } } }, propFix: { "for": "htmlFor", "class": "className" } } ); // Support: IE <=11 only // Accessing the selectedIndex property // forces the browser to respect setting selected // on the option // The getter ensures a default option is selected // when in an optgroup // eslint rule "no-unused-expressions" is disabled for this code // since it considers such accessions noop if ( !support.optSelected ) { jQuery.propHooks.selected = { get: function( elem ) { /* eslint no-unused-expressions: "off" */ var parent = elem.parentNode; if ( parent && parent.parentNode ) { parent.parentNode.selectedIndex; } return null; }, set: function( elem ) { /* eslint no-unused-expressions: "off" */ var parent = elem.parentNode; if ( parent ) { parent.selectedIndex; if ( parent.parentNode ) { parent.parentNode.selectedIndex; } } } }; } jQuery.each( [ "tabIndex", "readOnly", "maxLength", "cellSpacing", "cellPadding", "rowSpan", "colSpan", "useMap", "frameBorder", "contentEditable" ], function() { jQuery.propFix[ this.toLowerCase() ] = this; } ); // Strip and collapse whitespace according to HTML spec // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace function stripAndCollapse( value ) { var tokens = value.match( rnothtmlwhite ) || []; return tokens.join( " " ); } function getClass( elem ) { return elem.getAttribute && elem.getAttribute( "class" ) || ""; } function classesToArray( value ) { if ( Array.isArray( value ) ) { return value; } if ( typeof value === "string" ) { return value.match( rnothtmlwhite ) || []; } return []; } jQuery.fn.extend( { addClass: function( value ) { var classes, elem, cur, curValue, clazz, j, finalValue, i = 0; if ( isFunction( value ) ) { return this.each( function( j ) { jQuery( this ).addClass( value.call( this, j, getClass( this ) ) ); } ); } classes = classesToArray( value ); if ( classes.length ) { while ( ( elem = this[ i++ ] ) ) { curValue = getClass( elem ); cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); if ( cur ) { j = 0; while ( ( clazz = classes[ j++ ] ) ) { if ( cur.indexOf( " " + clazz + " " ) < 0 ) { cur += clazz + " "; } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse( cur ); if ( curValue !== finalValue ) { elem.setAttribute( "class", finalValue ); } } } } return this; }, removeClass: function( value ) { var classes, elem, cur, curValue, clazz, j, finalValue, i = 0; if ( isFunction( value ) ) { return this.each( function( j ) { jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) ); } ); } if ( !arguments.length ) { return this.attr( "class", "" ); } classes = classesToArray( value ); if ( classes.length ) { while ( ( elem = this[ i++ ] ) ) { curValue = getClass( elem ); // This expression is here for better compressibility (see addClass) cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); if ( cur ) { j = 0; while ( ( clazz = classes[ j++ ] ) ) { // Remove *all* instances while ( cur.indexOf( " " + clazz + " " ) > -1 ) { cur = cur.replace( " " + clazz + " ", " " ); } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse( cur ); if ( curValue !== finalValue ) { elem.setAttribute( "class", finalValue ); } } } } return this; }, toggleClass: function( value, stateVal ) { var type = typeof value, isValidValue = type === "string" || Array.isArray( value ); if ( typeof stateVal === "boolean" && isValidValue ) { return stateVal ? this.addClass( value ) : this.removeClass( value ); } if ( isFunction( value ) ) { return this.each( function( i ) { jQuery( this ).toggleClass( value.call( this, i, getClass( this ), stateVal ), stateVal ); } ); } return this.each( function() { var className, i, self, classNames; if ( isValidValue ) { // Toggle individual class names i = 0; self = jQuery( this ); classNames = classesToArray( value ); while ( ( className = classNames[ i++ ] ) ) { // Check each className given, space separated list if ( self.hasClass( className ) ) { self.removeClass( className ); } else { self.addClass( className ); } } // Toggle whole class name } else if ( value === undefined || type === "boolean" ) { className = getClass( this ); if ( className ) { // Store className if set dataPriv.set( this, "__className__", className ); } // If the element has a class name or if we're passed `false`, // then remove the whole classname (if there was one, the above saved it). // Otherwise bring back whatever was previously saved (if anything), // falling back to the empty string if nothing was stored. if ( this.setAttribute ) { this.setAttribute( "class", className || value === false ? "" : dataPriv.get( this, "__className__" ) || "" ); } } } ); }, hasClass: function( selector ) { var className, elem, i = 0; className = " " + selector + " "; while ( ( elem = this[ i++ ] ) ) { if ( elem.nodeType === 1 && ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) { return true; } } return false; } } ); var rreturn = /\r/g; jQuery.fn.extend( { val: function( value ) { var hooks, ret, valueIsFunction, elem = this[ 0 ]; if ( !arguments.length ) { if ( elem ) { hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; if ( hooks && "get" in hooks && ( ret = hooks.get( elem, "value" ) ) !== undefined ) { return ret; } ret = elem.value; // Handle most common string cases if ( typeof ret === "string" ) { return ret.replace( rreturn, "" ); } // Handle cases where value is null/undef or number return ret == null ? "" : ret; } return; } valueIsFunction = isFunction( value ); return this.each( function( i ) { var val; if ( this.nodeType !== 1 ) { return; } if ( valueIsFunction ) { val = value.call( this, i, jQuery( this ).val() ); } else { val = value; } // Treat null/undefined as ""; convert numbers to string if ( val == null ) { val = ""; } else if ( typeof val === "number" ) { val += ""; } else if ( Array.isArray( val ) ) { val = jQuery.map( val, function( value ) { return value == null ? "" : value + ""; } ); } hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; // If set returns undefined, fall back to normal setting if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) { this.value = val; } } ); } } ); jQuery.extend( { valHooks: { option: { get: function( elem ) { var val = jQuery.find.attr( elem, "value" ); return val != null ? val : // Support: IE <=10 - 11 only // option.text throws exceptions (#14686, #14858) // Strip and collapse whitespace // https://html.spec.whatwg.org/#strip-and-collapse-whitespace stripAndCollapse( jQuery.text( elem ) ); } }, select: { get: function( elem ) { var value, option, i, options = elem.options, index = elem.selectedIndex, one = elem.type === "select-one", values = one ? null : [], max = one ? index + 1 : options.length; if ( index < 0 ) { i = max; } else { i = one ? index : 0; } // Loop through all the selected options for ( ; i < max; i++ ) { option = options[ i ]; // Support: IE <=9 only // IE8-9 doesn't update selected after form reset (#2551) if ( ( option.selected || i === index ) && // Don't return options that are disabled or in a disabled optgroup !option.disabled && ( !option.parentNode.disabled || !nodeName( option.parentNode, "optgroup" ) ) ) { // Get the specific value for the option value = jQuery( option ).val(); // We don't need an array for one selects if ( one ) { return value; } // Multi-Selects return an array values.push( value ); } } return values; }, set: function( elem, value ) { var optionSet, option, options = elem.options, values = jQuery.makeArray( value ), i = options.length; while ( i-- ) { option = options[ i ]; /* eslint-disable no-cond-assign */ if ( option.selected = jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1 ) { optionSet = true; } /* eslint-enable no-cond-assign */ } // Force browsers to behave consistently when non-matching value is set if ( !optionSet ) { elem.selectedIndex = -1; } return values; } } } } ); // Radios and checkboxes getter/setter jQuery.each( [ "radio", "checkbox" ], function() { jQuery.valHooks[ this ] = { set: function( elem, value ) { if ( Array.isArray( value ) ) { return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 ); } } }; if ( !support.checkOn ) { jQuery.valHooks[ this ].get = function( elem ) { return elem.getAttribute( "value" ) === null ? "on" : elem.value; }; } } ); // Return jQuery for attributes-only inclusion support.focusin = "onfocusin" in window; var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, stopPropagationCallback = function( e ) { e.stopPropagation(); }; jQuery.extend( jQuery.event, { trigger: function( event, data, elem, onlyHandlers ) { var i, cur, tmp, bubbleType, ontype, handle, special, lastElement, eventPath = [ elem || document ], type = hasOwn.call( event, "type" ) ? event.type : event, namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : []; cur = lastElement = tmp = elem = elem || document; // Don't do events on text and comment nodes if ( elem.nodeType === 3 || elem.nodeType === 8 ) { return; } // focus/blur morphs to focusin/out; ensure we're not firing them right now if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { return; } if ( type.indexOf( "." ) > -1 ) { // Namespaced trigger; create a regexp to match event type in handle() namespaces = type.split( "." ); type = namespaces.shift(); namespaces.sort(); } ontype = type.indexOf( ":" ) < 0 && "on" + type; // Caller can pass in a jQuery.Event object, Object, or just an event type string event = event[ jQuery.expando ] ? event : new jQuery.Event( type, typeof event === "object" && event ); // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) event.isTrigger = onlyHandlers ? 2 : 3; event.namespace = namespaces.join( "." ); event.rnamespace = event.namespace ? new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) : null; // Clean up the event in case it is being reused event.result = undefined; if ( !event.target ) { event.target = elem; } // Clone any incoming data and prepend the event, creating the handler arg list data = data == null ? [ event ] : jQuery.makeArray( data, [ event ] ); // Allow special events to draw outside the lines special = jQuery.event.special[ type ] || {}; if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { return; } // Determine event propagation path in advance, per W3C events spec (#9951) // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) { bubbleType = special.delegateType || type; if ( !rfocusMorph.test( bubbleType + type ) ) { cur = cur.parentNode; } for ( ; cur; cur = cur.parentNode ) { eventPath.push( cur ); tmp = cur; } // Only add window if we got to document (e.g., not plain obj or detached DOM) if ( tmp === ( elem.ownerDocument || document ) ) { eventPath.push( tmp.defaultView || tmp.parentWindow || window ); } } // Fire handlers on the event path i = 0; while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) { lastElement = cur; event.type = i > 1 ? bubbleType : special.bindType || type; // jQuery handler handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] && dataPriv.get( cur, "handle" ); if ( handle ) { handle.apply( cur, data ); } // Native handler handle = ontype && cur[ ontype ]; if ( handle && handle.apply && acceptData( cur ) ) { event.result = handle.apply( cur, data ); if ( event.result === false ) { event.preventDefault(); } } } event.type = type; // If nobody prevented the default action, do it now if ( !onlyHandlers && !event.isDefaultPrevented() ) { if ( ( !special._default || special._default.apply( eventPath.pop(), data ) === false ) && acceptData( elem ) ) { // Call a native DOM method on the target with the same name as the event. // Don't do default actions on window, that's where global variables be (#6170) if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) { // Don't re-trigger an onFOO event when we call its FOO() method tmp = elem[ ontype ]; if ( tmp ) { elem[ ontype ] = null; } // Prevent re-triggering of the same event, since we already bubbled it above jQuery.event.triggered = type; if ( event.isPropagationStopped() ) { lastElement.addEventListener( type, stopPropagationCallback ); } elem[ type ](); if ( event.isPropagationStopped() ) { lastElement.removeEventListener( type, stopPropagationCallback ); } jQuery.event.triggered = undefined; if ( tmp ) { elem[ ontype ] = tmp; } } } } return event.result; }, // Piggyback on a donor event to simulate a different one // Used only for `focus(in | out)` events simulate: function( type, elem, event ) { var e = jQuery.extend( new jQuery.Event(), event, { type: type, isSimulated: true } ); jQuery.event.trigger( e, null, elem ); } } ); jQuery.fn.extend( { trigger: function( type, data ) { return this.each( function() { jQuery.event.trigger( type, data, this ); } ); }, triggerHandler: function( type, data ) { var elem = this[ 0 ]; if ( elem ) { return jQuery.event.trigger( type, data, elem, true ); } } } ); // Support: Firefox <=44 // Firefox doesn't have focus(in | out) events // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 // // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 // focus(in | out) events fire after focus & blur events, // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857 if ( !support.focusin ) { jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) { // Attach a single capturing handler on the document while someone wants focusin/focusout var handler = function( event ) { jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) ); }; jQuery.event.special[ fix ] = { setup: function() { var doc = this.ownerDocument || this, attaches = dataPriv.access( doc, fix ); if ( !attaches ) { doc.addEventListener( orig, handler, true ); } dataPriv.access( doc, fix, ( attaches || 0 ) + 1 ); }, teardown: function() { var doc = this.ownerDocument || this, attaches = dataPriv.access( doc, fix ) - 1; if ( !attaches ) { doc.removeEventListener( orig, handler, true ); dataPriv.remove( doc, fix ); } else { dataPriv.access( doc, fix, attaches ); } } }; } ); } var location = window.location; var nonce = Date.now(); var rquery = ( /\?/ ); // Cross-browser xml parsing jQuery.parseXML = function( data ) { var xml; if ( !data || typeof data !== "string" ) { return null; } // Support: IE 9 - 11 only // IE throws on parseFromString with invalid input. try { xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" ); } catch ( e ) { xml = undefined; } if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) { jQuery.error( "Invalid XML: " + data ); } return xml; }; var rbracket = /\[\]$/, rCRLF = /\r?\n/g, rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, rsubmittable = /^(?:input|select|textarea|keygen)/i; function buildParams( prefix, obj, traditional, add ) { var name; if ( Array.isArray( obj ) ) { // Serialize array item. jQuery.each( obj, function( i, v ) { if ( traditional || rbracket.test( prefix ) ) { // Treat each array item as a scalar. add( prefix, v ); } else { // Item is non-scalar (array or object), encode its numeric index. buildParams( prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]", v, traditional, add ); } } ); } else if ( !traditional && toType( obj ) === "object" ) { // Serialize object item. for ( name in obj ) { buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); } } else { // Serialize scalar item. add( prefix, obj ); } } // Serialize an array of form elements or a set of // key/values into a query string jQuery.param = function( a, traditional ) { var prefix, s = [], add = function( key, valueOrFunction ) { // If value is a function, invoke it and use its return value var value = isFunction( valueOrFunction ) ? valueOrFunction() : valueOrFunction; s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value == null ? "" : value ); }; if ( a == null ) { return ""; } // If an array was passed in, assume that it is an array of form elements. if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { // Serialize the form elements jQuery.each( a, function() { add( this.name, this.value ); } ); } else { // If traditional, encode the "old" way (the way 1.3.2 or older // did it), otherwise encode params recursively. for ( prefix in a ) { buildParams( prefix, a[ prefix ], traditional, add ); } } // Return the resulting serialization return s.join( "&" ); }; jQuery.fn.extend( { serialize: function() { return jQuery.param( this.serializeArray() ); }, serializeArray: function() { return this.map( function() { // Can add propHook for "elements" to filter or add form elements var elements = jQuery.prop( this, "elements" ); return elements ? jQuery.makeArray( elements ) : this; } ) .filter( function() { var type = this.type; // Use .is( ":disabled" ) so that fieldset[disabled] works return this.name && !jQuery( this ).is( ":disabled" ) && rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && ( this.checked || !rcheckableType.test( type ) ); } ) .map( function( i, elem ) { var val = jQuery( this ).val(); if ( val == null ) { return null; } if ( Array.isArray( val ) ) { return jQuery.map( val, function( val ) { return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; } ); } return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; } ).get(); } } ); var r20 = /%20/g, rhash = /#.*$/, rantiCache = /([?&])_=[^&]*/, rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, // #7653, #8125, #8152: local protocol detection rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, rnoContent = /^(?:GET|HEAD)$/, rprotocol = /^\/\//, /* Prefilters * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) * 2) These are called: * - BEFORE asking for a transport * - AFTER param serialization (s.data is a string if s.processData is true) * 3) key is the dataType * 4) the catchall symbol "*" can be used * 5) execution will start with transport dataType and THEN continue down to "*" if needed */ prefilters = {}, /* Transports bindings * 1) key is the dataType * 2) the catchall symbol "*" can be used * 3) selection will start with transport dataType and THEN go to "*" if needed */ transports = {}, // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression allTypes = "*/".concat( "*" ), // Anchor tag for parsing the document origin originAnchor = document.createElement( "a" ); originAnchor.href = location.href; // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport function addToPrefiltersOrTransports( structure ) { // dataTypeExpression is optional and defaults to "*" return function( dataTypeExpression, func ) { if ( typeof dataTypeExpression !== "string" ) { func = dataTypeExpression; dataTypeExpression = "*"; } var dataType, i = 0, dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || []; if ( isFunction( func ) ) { // For each dataType in the dataTypeExpression while ( ( dataType = dataTypes[ i++ ] ) ) { // Prepend if requested if ( dataType[ 0 ] === "+" ) { dataType = dataType.slice( 1 ) || "*"; ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func ); // Otherwise append } else { ( structure[ dataType ] = structure[ dataType ] || [] ).push( func ); } } } }; } // Base inspection function for prefilters and transports function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { var inspected = {}, seekingTransport = ( structure === transports ); function inspect( dataType ) { var selected; inspected[ dataType ] = true; jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) { options.dataTypes.unshift( dataTypeOrTransport ); inspect( dataTypeOrTransport ); return false; } else if ( seekingTransport ) { return !( selected = dataTypeOrTransport ); } } ); return selected; } return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); } // A special extend for ajax options // that takes "flat" options (not to be deep extended) // Fixes #9887 function ajaxExtend( target, src ) { var key, deep, flatOptions = jQuery.ajaxSettings.flatOptions || {}; for ( key in src ) { if ( src[ key ] !== undefined ) { ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ]; } } if ( deep ) { jQuery.extend( true, target, deep ); } return target; } /* Handles responses to an ajax request: * - finds the right dataType (mediates between content-type and expected dataType) * - returns the corresponding response */ function ajaxHandleResponses( s, jqXHR, responses ) { var ct, type, finalDataType, firstDataType, contents = s.contents, dataTypes = s.dataTypes; // Remove auto dataType and get content-type in the process while ( dataTypes[ 0 ] === "*" ) { dataTypes.shift(); if ( ct === undefined ) { ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" ); } } // Check if we're dealing with a known content-type if ( ct ) { for ( type in contents ) { if ( contents[ type ] && contents[ type ].test( ct ) ) { dataTypes.unshift( type ); break; } } } // Check to see if we have a response for the expected dataType if ( dataTypes[ 0 ] in responses ) { finalDataType = dataTypes[ 0 ]; } else { // Try convertible dataTypes for ( type in responses ) { if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) { finalDataType = type; break; } if ( !firstDataType ) { firstDataType = type; } } // Or just use first one finalDataType = finalDataType || firstDataType; } // If we found a dataType // We add the dataType to the list if needed // and return the corresponding response if ( finalDataType ) { if ( finalDataType !== dataTypes[ 0 ] ) { dataTypes.unshift( finalDataType ); } return responses[ finalDataType ]; } } /* Chain conversions given the request and the original response * Also sets the responseXXX fields on the jqXHR instance */ function ajaxConvert( s, response, jqXHR, isSuccess ) { var conv2, current, conv, tmp, prev, converters = {}, // Work with a copy of dataTypes in case we need to modify it for conversion dataTypes = s.dataTypes.slice(); // Create converters map with lowercased keys if ( dataTypes[ 1 ] ) { for ( conv in s.converters ) { converters[ conv.toLowerCase() ] = s.converters[ conv ]; } } current = dataTypes.shift(); // Convert to each sequential dataType while ( current ) { if ( s.responseFields[ current ] ) { jqXHR[ s.responseFields[ current ] ] = response; } // Apply the dataFilter if provided if ( !prev && isSuccess && s.dataFilter ) { response = s.dataFilter( response, s.dataType ); } prev = current; current = dataTypes.shift(); if ( current ) { // There's only work to do if current dataType is non-auto if ( current === "*" ) { current = prev; // Convert response if prev dataType is non-auto and differs from current } else if ( prev !== "*" && prev !== current ) { // Seek a direct converter conv = converters[ prev + " " + current ] || converters[ "* " + current ]; // If none found, seek a pair if ( !conv ) { for ( conv2 in converters ) { // If conv2 outputs current tmp = conv2.split( " " ); if ( tmp[ 1 ] === current ) { // If prev can be converted to accepted input conv = converters[ prev + " " + tmp[ 0 ] ] || converters[ "* " + tmp[ 0 ] ]; if ( conv ) { // Condense equivalence converters if ( conv === true ) { conv = converters[ conv2 ]; // Otherwise, insert the intermediate dataType } else if ( converters[ conv2 ] !== true ) { current = tmp[ 0 ]; dataTypes.unshift( tmp[ 1 ] ); } break; } } } } // Apply converter (if not an equivalence) if ( conv !== true ) { // Unless errors are allowed to bubble, catch and return them if ( conv && s.throws ) { response = conv( response ); } else { try { response = conv( response ); } catch ( e ) { return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; } } } } } } return { state: "success", data: response }; } jQuery.extend( { // Counter for holding the number of active queries active: 0, // Last-Modified header cache for next request lastModified: {}, etag: {}, ajaxSettings: { url: location.href, type: "GET", isLocal: rlocalProtocol.test( location.protocol ), global: true, processData: true, async: true, contentType: "application/x-www-form-urlencoded; charset=UTF-8", /* timeout: 0, data: null, dataType: null, username: null, password: null, cache: null, throws: false, traditional: false, headers: {}, */ accepts: { "*": allTypes, text: "text/plain", html: "text/html", xml: "application/xml, text/xml", json: "application/json, text/javascript" }, contents: { xml: /\bxml\b/, html: /\bhtml/, json: /\bjson\b/ }, responseFields: { xml: "responseXML", text: "responseText", json: "responseJSON" }, // Data converters // Keys separate source (or catchall "*") and destination types with a single space converters: { // Convert anything to text "* text": String, // Text to html (true = no transformation) "text html": true, // Evaluate text as a json expression "text json": JSON.parse, // Parse text as xml "text xml": jQuery.parseXML }, // For options that shouldn't be deep extended: // you can add your own custom options here if // and when you create one that shouldn't be // deep extended (see ajaxExtend) flatOptions: { url: true, context: true } }, // Creates a full fledged settings object into target // with both ajaxSettings and settings fields. // If target is omitted, writes into ajaxSettings. ajaxSetup: function( target, settings ) { return settings ? // Building a settings object ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) : // Extending ajaxSettings ajaxExtend( jQuery.ajaxSettings, target ); }, ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), ajaxTransport: addToPrefiltersOrTransports( transports ), // Main method ajax: function( url, options ) { // If url is an object, simulate pre-1.5 signature if ( typeof url === "object" ) { options = url; url = undefined; } // Force options to be an object options = options || {}; var transport, // URL without anti-cache param cacheURL, // Response headers responseHeadersString, responseHeaders, // timeout handle timeoutTimer, // Url cleanup var urlAnchor, // Request state (becomes false upon send and true upon completion) completed, // To know if global events are to be dispatched fireGlobals, // Loop variable i, // uncached part of the url uncached, // Create the final options object s = jQuery.ajaxSetup( {}, options ), // Callbacks context callbackContext = s.context || s, // Context for global events is callbackContext if it is a DOM node or jQuery collection globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? jQuery( callbackContext ) : jQuery.event, // Deferreds deferred = jQuery.Deferred(), completeDeferred = jQuery.Callbacks( "once memory" ), // Status-dependent callbacks statusCode = s.statusCode || {}, // Headers (they are sent all at once) requestHeaders = {}, requestHeadersNames = {}, // Default abort message strAbort = "canceled", // Fake xhr jqXHR = { readyState: 0, // Builds headers hashtable if needed getResponseHeader: function( key ) { var match; if ( completed ) { if ( !responseHeaders ) { responseHeaders = {}; while ( ( match = rheaders.exec( responseHeadersString ) ) ) { responseHeaders[ match[ 1 ].toLowerCase() + " " ] = ( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] ) .concat( match[ 2 ] ); } } match = responseHeaders[ key.toLowerCase() + " " ]; } return match == null ? null : match.join( ", " ); }, // Raw string getAllResponseHeaders: function() { return completed ? responseHeadersString : null; }, // Caches the header setRequestHeader: function( name, value ) { if ( completed == null ) { name = requestHeadersNames[ name.toLowerCase() ] = requestHeadersNames[ name.toLowerCase() ] || name; requestHeaders[ name ] = value; } return this; }, // Overrides response content-type header overrideMimeType: function( type ) { if ( completed == null ) { s.mimeType = type; } return this; }, // Status-dependent callbacks statusCode: function( map ) { var code; if ( map ) { if ( completed ) { // Execute the appropriate callbacks jqXHR.always( map[ jqXHR.status ] ); } else { // Lazy-add the new callbacks in a way that preserves old ones for ( code in map ) { statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; } } } return this; }, // Cancel the request abort: function( statusText ) { var finalText = statusText || strAbort; if ( transport ) { transport.abort( finalText ); } done( 0, finalText ); return this; } }; // Attach deferreds deferred.promise( jqXHR ); // Add protocol if not provided (prefilters might expect it) // Handle falsy url in the settings object (#10093: consistency with old signature) // We also use the url parameter if available s.url = ( ( url || s.url || location.href ) + "" ) .replace( rprotocol, location.protocol + "//" ); // Alias method option to type as per ticket #12004 s.type = options.method || options.type || s.method || s.type; // Extract dataTypes list s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ]; // A cross-domain request is in order when the origin doesn't match the current origin. if ( s.crossDomain == null ) { urlAnchor = document.createElement( "a" ); // Support: IE <=8 - 11, Edge 12 - 15 // IE throws exception on accessing the href property if url is malformed, // e.g. http://example.com:80x/ try { urlAnchor.href = s.url; // Support: IE <=8 - 11 only // Anchor's host property isn't correctly set when s.url is relative urlAnchor.href = urlAnchor.href; s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !== urlAnchor.protocol + "//" + urlAnchor.host; } catch ( e ) { // If there is an error parsing the URL, assume it is crossDomain, // it can be rejected by the transport if it is invalid s.crossDomain = true; } } // Convert data if not already a string if ( s.data && s.processData && typeof s.data !== "string" ) { s.data = jQuery.param( s.data, s.traditional ); } // Apply prefilters inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); // If request was aborted inside a prefilter, stop there if ( completed ) { return jqXHR; } // We can fire global events as of now if asked to // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118) fireGlobals = jQuery.event && s.global; // Watch for a new set of requests if ( fireGlobals && jQuery.active++ === 0 ) { jQuery.event.trigger( "ajaxStart" ); } // Uppercase the type s.type = s.type.toUpperCase(); // Determine if request has content s.hasContent = !rnoContent.test( s.type ); // Save the URL in case we're toying with the If-Modified-Since // and/or If-None-Match header later on // Remove hash to simplify url manipulation cacheURL = s.url.replace( rhash, "" ); // More options handling for requests with no content if ( !s.hasContent ) { // Remember the hash so we can put it back uncached = s.url.slice( cacheURL.length ); // If data is available and should be processed, append data to url if ( s.data && ( s.processData || typeof s.data === "string" ) ) { cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data; // #9682: remove data so that it's not used in an eventual retry delete s.data; } // Add or update anti-cache param if needed if ( s.cache === false ) { cacheURL = cacheURL.replace( rantiCache, "$1" ); uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce++ ) + uncached; } // Put hash and anti-cache on the URL that will be requested (gh-1732) s.url = cacheURL + uncached; // Change '%20' to '+' if this is encoded form body content (gh-2658) } else if ( s.data && s.processData && ( s.contentType || "" ).indexOf( "application/x-www-form-urlencoded" ) === 0 ) { s.data = s.data.replace( r20, "+" ); } // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if ( s.ifModified ) { if ( jQuery.lastModified[ cacheURL ] ) { jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); } if ( jQuery.etag[ cacheURL ] ) { jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); } } // Set the correct header, if data is being sent if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { jqXHR.setRequestHeader( "Content-Type", s.contentType ); } // Set the Accepts header for the server, depending on the dataType jqXHR.setRequestHeader( "Accept", s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ? s.accepts[ s.dataTypes[ 0 ] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : s.accepts[ "*" ] ); // Check for headers option for ( i in s.headers ) { jqXHR.setRequestHeader( i, s.headers[ i ] ); } // Allow custom headers/mimetypes and early abort if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || completed ) ) { // Abort if not done already and return return jqXHR.abort(); } // Aborting is no longer a cancellation strAbort = "abort"; // Install callbacks on deferreds completeDeferred.add( s.complete ); jqXHR.done( s.success ); jqXHR.fail( s.error ); // Get transport transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); // If no transport, we auto-abort if ( !transport ) { done( -1, "No Transport" ); } else { jqXHR.readyState = 1; // Send global event if ( fireGlobals ) { globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); } // If request was aborted inside ajaxSend, stop there if ( completed ) { return jqXHR; } // Timeout if ( s.async && s.timeout > 0 ) { timeoutTimer = window.setTimeout( function() { jqXHR.abort( "timeout" ); }, s.timeout ); } try { completed = false; transport.send( requestHeaders, done ); } catch ( e ) { // Rethrow post-completion exceptions if ( completed ) { throw e; } // Propagate others as results done( -1, e ); } } // Callback for when everything is done function done( status, nativeStatusText, responses, headers ) { var isSuccess, success, error, response, modified, statusText = nativeStatusText; // Ignore repeat invocations if ( completed ) { return; } completed = true; // Clear timeout if it exists if ( timeoutTimer ) { window.clearTimeout( timeoutTimer ); } // Dereference transport for early garbage collection // (no matter how long the jqXHR object will be used) transport = undefined; // Cache response headers responseHeadersString = headers || ""; // Set readyState jqXHR.readyState = status > 0 ? 4 : 0; // Determine if successful isSuccess = status >= 200 && status < 300 || status === 304; // Get response data if ( responses ) { response = ajaxHandleResponses( s, jqXHR, responses ); } // Convert no matter what (that way responseXXX fields are always set) response = ajaxConvert( s, response, jqXHR, isSuccess ); // If successful, handle type chaining if ( isSuccess ) { // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if ( s.ifModified ) { modified = jqXHR.getResponseHeader( "Last-Modified" ); if ( modified ) { jQuery.lastModified[ cacheURL ] = modified; } modified = jqXHR.getResponseHeader( "etag" ); if ( modified ) { jQuery.etag[ cacheURL ] = modified; } } // if no content if ( status === 204 || s.type === "HEAD" ) { statusText = "nocontent"; // if not modified } else if ( status === 304 ) { statusText = "notmodified"; // If we have data, let's convert it } else { statusText = response.state; success = response.data; error = response.error; isSuccess = !error; } } else { // Extract error from statusText and normalize for non-aborts error = statusText; if ( status || !statusText ) { statusText = "error"; if ( status < 0 ) { status = 0; } } } // Set data for the fake xhr object jqXHR.status = status; jqXHR.statusText = ( nativeStatusText || statusText ) + ""; // Success/Error if ( isSuccess ) { deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); } else { deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); } // Status-dependent callbacks jqXHR.statusCode( statusCode ); statusCode = undefined; if ( fireGlobals ) { globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", [ jqXHR, s, isSuccess ? success : error ] ); } // Complete completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); if ( fireGlobals ) { globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); // Handle the global AJAX counter if ( !( --jQuery.active ) ) { jQuery.event.trigger( "ajaxStop" ); } } } return jqXHR; }, getJSON: function( url, data, callback ) { return jQuery.get( url, data, callback, "json" ); }, getScript: function( url, callback ) { return jQuery.get( url, undefined, callback, "script" ); } } ); jQuery.each( [ "get", "post" ], function( i, method ) { jQuery[ method ] = function( url, data, callback, type ) { // Shift arguments if data argument was omitted if ( isFunction( data ) ) { type = type || callback; callback = data; data = undefined; } // The url can be an options object (which then must have .url) return jQuery.ajax( jQuery.extend( { url: url, type: method, dataType: type, data: data, success: callback }, jQuery.isPlainObject( url ) && url ) ); }; } ); jQuery._evalUrl = function( url, options ) { return jQuery.ajax( { url: url, // Make this explicit, since user can override this through ajaxSetup (#11264) type: "GET", dataType: "script", cache: true, async: false, global: false, // Only evaluate the response if it is successful (gh-4126) // dataFilter is not invoked for failure responses, so using it instead // of the default converter is kludgy but it works. converters: { "text script": function() {} }, dataFilter: function( response ) { jQuery.globalEval( response, options ); } } ); }; jQuery.fn.extend( { wrapAll: function( html ) { var wrap; if ( this[ 0 ] ) { if ( isFunction( html ) ) { html = html.call( this[ 0 ] ); } // The elements to wrap the target around wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true ); if ( this[ 0 ].parentNode ) { wrap.insertBefore( this[ 0 ] ); } wrap.map( function() { var elem = this; while ( elem.firstElementChild ) { elem = elem.firstElementChild; } return elem; } ).append( this ); } return this; }, wrapInner: function( html ) { if ( isFunction( html ) ) { return this.each( function( i ) { jQuery( this ).wrapInner( html.call( this, i ) ); } ); } return this.each( function() { var self = jQuery( this ), contents = self.contents(); if ( contents.length ) { contents.wrapAll( html ); } else { self.append( html ); } } ); }, wrap: function( html ) { var htmlIsFunction = isFunction( html ); return this.each( function( i ) { jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html ); } ); }, unwrap: function( selector ) { this.parent( selector ).not( "body" ).each( function() { jQuery( this ).replaceWith( this.childNodes ); } ); return this; } } ); jQuery.expr.pseudos.hidden = function( elem ) { return !jQuery.expr.pseudos.visible( elem ); }; jQuery.expr.pseudos.visible = function( elem ) { return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length ); }; jQuery.ajaxSettings.xhr = function() { try { return new window.XMLHttpRequest(); } catch ( e ) {} }; var xhrSuccessStatus = { // File protocol always yields status code 0, assume 200 0: 200, // Support: IE <=9 only // #1450: sometimes IE returns 1223 when it should be 204 1223: 204 }, xhrSupported = jQuery.ajaxSettings.xhr(); support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported ); support.ajax = xhrSupported = !!xhrSupported; jQuery.ajaxTransport( function( options ) { var callback, errorCallback; // Cross domain only allowed if supported through XMLHttpRequest if ( support.cors || xhrSupported && !options.crossDomain ) { return { send: function( headers, complete ) { var i, xhr = options.xhr(); xhr.open( options.type, options.url, options.async, options.username, options.password ); // Apply custom fields if provided if ( options.xhrFields ) { for ( i in options.xhrFields ) { xhr[ i ] = options.xhrFields[ i ]; } } // Override mime type if needed if ( options.mimeType && xhr.overrideMimeType ) { xhr.overrideMimeType( options.mimeType ); } // X-Requested-With header // For cross-domain requests, seeing as conditions for a preflight are // akin to a jigsaw puzzle, we simply never set it to be sure. // (it can always be set on a per-request basis or even using ajaxSetup) // For same-domain requests, won't change header if already provided. if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) { headers[ "X-Requested-With" ] = "XMLHttpRequest"; } // Set headers for ( i in headers ) { xhr.setRequestHeader( i, headers[ i ] ); } // Callback callback = function( type ) { return function() { if ( callback ) { callback = errorCallback = xhr.onload = xhr.onerror = xhr.onabort = xhr.ontimeout = xhr.onreadystatechange = null; if ( type === "abort" ) { xhr.abort(); } else if ( type === "error" ) { // Support: IE <=9 only // On a manual native abort, IE9 throws // errors on any property access that is not readyState if ( typeof xhr.status !== "number" ) { complete( 0, "error" ); } else { complete( // File: protocol always yields status 0; see #8605, #14207 xhr.status, xhr.statusText ); } } else { complete( xhrSuccessStatus[ xhr.status ] || xhr.status, xhr.statusText, // Support: IE <=9 only // IE9 has no XHR2 but throws on binary (trac-11426) // For XHR2 non-text, let the caller handle it (gh-2498) ( xhr.responseType || "text" ) !== "text" || typeof xhr.responseText !== "string" ? { binary: xhr.response } : { text: xhr.responseText }, xhr.getAllResponseHeaders() ); } } }; }; // Listen to events xhr.onload = callback(); errorCallback = xhr.onerror = xhr.ontimeout = callback( "error" ); // Support: IE 9 only // Use onreadystatechange to replace onabort // to handle uncaught aborts if ( xhr.onabort !== undefined ) { xhr.onabort = errorCallback; } else { xhr.onreadystatechange = function() { // Check readyState before timeout as it changes if ( xhr.readyState === 4 ) { // Allow onerror to be called first, // but that will not handle a native abort // Also, save errorCallback to a variable // as xhr.onerror cannot be accessed window.setTimeout( function() { if ( callback ) { errorCallback(); } } ); } }; } // Create the abort callback callback = callback( "abort" ); try { // Do send the request (this may raise an exception) xhr.send( options.hasContent && options.data || null ); } catch ( e ) { // #14683: Only rethrow if this hasn't been notified as an error yet if ( callback ) { throw e; } } }, abort: function() { if ( callback ) { callback(); } } }; } } ); // Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432) jQuery.ajaxPrefilter( function( s ) { if ( s.crossDomain ) { s.contents.script = false; } } ); // Install script dataType jQuery.ajaxSetup( { accepts: { script: "text/javascript, application/javascript, " + "application/ecmascript, application/x-ecmascript" }, contents: { script: /\b(?:java|ecma)script\b/ }, converters: { "text script": function( text ) { jQuery.globalEval( text ); return text; } } } ); // Handle cache's special case and crossDomain jQuery.ajaxPrefilter( "script", function( s ) { if ( s.cache === undefined ) { s.cache = false; } if ( s.crossDomain ) { s.type = "GET"; } } ); // Bind script tag hack transport jQuery.ajaxTransport( "script", function( s ) { // This transport only deals with cross domain or forced-by-attrs requests if ( s.crossDomain || s.scriptAttrs ) { var script, callback; return { send: function( _, complete ) { script = jQuery( "