// Rivets.js + Sightglass.js
// version: 0.7.0-rc1
// author: Michael Richards
// license: MIT
(function(){function t(t,i,s,n){return new e(t,i,s,n)}function e(t,e,i,s){this.options=s||{},this.options.adapters=this.options.adapters||{},this.obj=t,this.keypath=e,this.callback=i,this.objectPath=[],this.parse(),"undefined"!=typeof(this.target=this.realize())&&this.set(!0,this.key,this.target,this.callback)}function i(t){throw new Error("[sightglass] "+t)}t.adapters={},e.tokenize=function(t,e,i){for(tokens=[],current={"interface":i,path:""},index=0;index<t.length;index++)char=t.charAt(index),~e.indexOf(char)?(tokens.push(current),current={"interface":char,path:""}):current.path+=char;return tokens.push(current),tokens},e.prototype.parse=function(){interfaces=this.interfaces(),interfaces.length||i("Must define at least one adapter interface."),~interfaces.indexOf(this.keypath[0])?(root=this.keypath[0],path=this.keypath.substr(1)):("undefined"==typeof(root=this.options.root||t.root)&&i("Must define a default root adapter."),path=this.keypath),this.tokens=e.tokenize(path,interfaces,root),this.key=this.tokens.pop()},e.prototype.realize=function(){return current=this.obj,unreached=!1,this.tokens.forEach(function(t,e){"undefined"!=typeof current?("undefined"!=typeof this.objectPath[e]?current!==(prev=this.objectPath[e])&&(this.set(!1,t,prev,this.update.bind(this)),this.set(!0,t,current,this.update.bind(this)),this.objectPath[e]=current):(this.set(!0,t,current,this.update.bind(this)),this.objectPath[e]=current),current=this.get(t,current)):(unreached===!1&&(unreached=e),(prev=this.objectPath[e])&&this.set(!1,t,prev,this.update.bind(this)))},this),unreached!==!1&&this.objectPath.splice(unreached),current},e.prototype.update=function(){(next=this.realize())!==this.target&&("undefined"!=typeof this.target&&this.set(!1,this.key,this.target,this.callback),"undefined"!=typeof next&&this.set(!0,this.key,next,this.callback),oldValue=this.value(),this.target=next,this.value()!==oldValue&&this.callback())},e.prototype.value=function(){return"undefined"!=typeof this.target?this.get(this.key,this.target):void 0},e.prototype.setValue=function(t){"undefined"!=typeof this.target&&this.adapter(this.key).set(this.target,this.key.path,t)},e.prototype.get=function(t,e){return this.adapter(t).get(e,t.path)},e.prototype.set=function(t,e,i,s){action=t?"observe":"unobserve",this.adapter(e)[action](i,e.path,s)},e.prototype.interfaces=function(){return interfaces=Object.keys(this.options.adapters),Object.keys(t.adapters).forEach(function(t){~interfaces.indexOf(t)||interfaces.push(t)}),interfaces},e.prototype.adapter=function(e){return this.options.adapters[e.interface]||t.adapters[e.interface]},e.prototype.unobserve=function(){this.tokens.forEach(function(t,e){(obj=this.objectPath[e])&&this.set(!1,t,obj,this.update.bind(this))},this),"undefined"!=typeof this.target&&this.set(!1,this.key,this.target,this.callback)},"undefined"!=typeof module&&module.exports?module.exports=t:this.sightglass=t}).call(this);
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r},e.prototype.publish=function(){var t,e,i,n,r;for(n=this.select(function(t){return t.binder.publishes}),r=[],e=0,i=n.length;i>e;e++)t=n[e],r.push(t.publish());return r},e.prototype.update=function(t){var e,i,n,r,s,o,u;null==t&&(t={});for(i in t)n=t[i],this.models[i]=n;for(o=this.bindings,u=[],r=0,s=o.length;s>r;r++)e=o[r],u.push(e.update(t));return u},e}(),t.Binding=function(){function e(t,e,i,n,r){this.view=t,this.el=e,this.type=i,this.keypath=n,this.options=null!=r?r:{},this.update=s(this.update,this),this.unbind=s(this.unbind,this),this.bind=s(this.bind,this),this.publish=s(this.publish,this),this.sync=s(this.sync,this),this.set=s(this.set,this),this.eventHandler=s(this.eventHandler,this),this.formattedValue=s(this.formattedValue,this),this.observe=s(this.observe,this),this.setBinder=s(this.setBinder,this),this.formatters=this.options.formatters||[],this.dependencies=[],this.formatterObservers={},this.model=void 0,this.setBinder()}return e.prototype.setBinder=function(){var 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h(i,e),i.prototype.sync=function(){},i.prototype.locals=function(t){var e,i,n,r,s,o,u,h,l;null==t&&(t=this.view.models),s={},h=this.inflections;for(i in h)for(e=h[i],l=e.split("."),o=0,u=l.length;u>o;o++)r=l[o],s[i]=(s[i]||t)[r];for(i in t)n=t[i],null==s[i]&&(s[i]=n);return s},i.prototype.update=function(t){var e;return null!=(e=this.componentView)?e.update(this.locals(t)):void 0},i.prototype.bind=function(){var e,i;return null!=this.componentView?null!=(i=this.componentView)?i.bind():void 0:(e=this.component.build.call(this.attributes),(this.componentView=new t.View(e,this.locals(),this.view.options)).bind(),this.el.parentNode.replaceChild(e,this.el))},i.prototype.unbind=function(){var t;return null!=(t=this.componentView)?t.unbind():void 0},i}(t.Binding),t.TextBinding=function(t){function 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t.Util.unbindEvent(e,"change",this.publish)},routine:function(t,e){var i;return t.checked="radio"===t.type?(null!=(i=t.value)?i.toString():void 0)===(null!=e?e.toString():void 0):!!e}},t["public"].binders.unchecked={publishes:!0,bind:function(e){return t.Util.bindEvent(e,"change",this.publish)},unbind:function(e){return t.Util.unbindEvent(e,"change",this.publish)},routine:function(t,e){var i;return t.checked="radio"===t.type?(null!=(i=t.value)?i.toString():void 0)!==(null!=e?e.toString():void 0):!e}},t["public"].binders.value={publishes:!0,bind:function(e){return this.event="SELECT"===e.tagName?"change":"input",t.Util.bindEvent(e,this.event,this.publish)},unbind:function(e){return t.Util.unbindEvent(e,this.event,this.publish)},routine:function(t,e){var i,n,s,o,u,h,l;if(null!=window.jQuery){if(t=jQuery(t),(null!=e?e.toString():void 0)!==(null!=(o=t.val())?o.toString():void 0))return t.val(null!=e?e:"")}else if("select-multiple"===t.type){if(null!=e){for(l=[],n=0,s=t.length;s>n;n++)i=t[n],l.push(i.selected=(u=i.value,r.call(e,u)>=0));return l}}else if((null!=e?e.toString():void 0)!==(null!=(h=t.value)?h.toString():void 0))return t.value=null!=e?e:""}},t["public"].binders["if"]={block:!0,bind:function(t){var e,i;return null==this.marker?(e=[this.view.prefix,this.type].join("-").replace("--","-"),i=t.getAttribute(e),this.marker=document.createComment(" rivets: "+this.type+" "+i+" "),this.bound=!1,t.removeAttribute(e),t.parentNode.insertBefore(this.marker,t),t.parentNode.removeChild(t)):void 0},unbind:function(){var t;return null!=(t=this.nested)?t.unbind():void 0},routine:function(e,i){var n,r,s,o;if(!!i==!this.bound){if(i){s={},o=this.view.models;for(n in o)r=o[n],s[n]=r;return(this.nested||(this.nested=new t.View(e,s,this.view.options()))).bind(),this.marker.parentNode.insertBefore(e,this.marker.nextSibling),this.bound=!0}return e.parentNode.removeChild(e),this.nested.unbind(),this.bound=!1}},update:function(t){var e;return null!=(e=this.nested)?e.update(t):void 0}},t["public"].binders.unless={block:!0,bind:function(e){return t["public"].binders["if"].bind.call(this,e)},unbind:function(){return t["public"].binders["if"].unbind.call(this)},routine:function(e,i){return t["public"].binders["if"].routine.call(this,e,!i)},update:function(e){return t["public"].binders["if"].update.call(this,e)}},t["public"].binders["on-*"]={"function":!0,unbind:function(e){return this.handler?t.Util.unbindEvent(e,this.args[0],this.handler):void 0},routine:function(e,i){return this.handler&&t.Util.unbindEvent(e,this.args[0],this.handler),t.Util.bindEvent(e,this.args[0],this.handler=this.eventHandler(i))}},t["public"].binders["each-*"]={block:!0,bind:function(t){var e,i,n,r,s;if(null==this.marker)e=[this.view.prefix,this.type].join("-").replace("--","-"),this.marker=document.createComment(" rivets: "+this.type+" "),this.iterated=[],t.removeAttribute(e),t.parentNode.insertBefore(this.marker,t),t.parentNode.removeChild(t);else for(s=this.iterated,n=0,r=s.length;r>n;n++)i=s[n],i.bind()},unbind:function(){var t,e,i,n,r;if(null!=this.iterated){for(n=this.iterated,r=[],e=0,i=n.length;i>e;e++)t=n[e],r.push(t.unbind());return r}},routine:function(e,i){var n,r,s,o,u,h,l,a,p,d,c,f,b,v,g,m,y,w,x,k,E;if(l=this.args[0],i=i||[],this.iterated.length>i.length)for(w=Array(this.iterated.length-i.length),f=0,g=w.length;g>f;f++)s=w[f],c=this.iterated.pop(),c.unbind(),this.marker.parentNode.removeChild(c.els[0]);for(o=b=0,m=i.length;m>b;o=++b)if(h=i[o],r={index:o},r[l]=h,null==this.iterated[o]){x=this.view.models;for(u in x)h=x[u],null==r[u]&&(r[u]=h);p=this.iterated.length?this.iterated[this.iterated.length-1].els[0]:this.marker,a=this.view.options(),a.preloadData=!0,d=e.cloneNode(!0),c=new t.View(d,r,a),c.bind(),this.iterated.push(c),this.marker.parentNode.insertBefore(d,p.nextSibling)}else this.iterated[o].models[l]!==h&&this.iterated[o].update(r);if("OPTION"===e.nodeName){for(k=this.view.bindings,E=[],v=0,y=k.length;y>v;v++)n=k[v],n.el===this.marker.parentNode&&"value"===n.type?E.push(n.sync()):E.push(void 0);return E}},update:function(t){var e,i,n,r,s,o,u,h;e={};for(i in t)n=t[i],i!==this.args[0]&&(e[i]=n);for(u=this.iterated,h=[],s=0,o=u.length;o>s;s++)r=u[s],h.push(r.update(e));return h}},t["public"].binders["class-*"]=function(t,e){var i;return i=" "+t.className+" ",!e==(-1!==i.indexOf(" "+this.args[0]+" "))?t.className=e?""+t.className+" "+this.args[0]:i.replace(" "+this.args[0]+" "," ").trim():void 0},t["public"].binders["*"]=function(t,e){return null!=e?t.setAttribute(this.type,e):t.removeAttribute(this.type)},t["public"].adapters["."]={id:"_rv",counter:0,weakmap:{},weakReference:function(t){var e;return t.hasOwnProperty(this.id)||(e=this.counter++,this.weakmap[e]={callbacks:{}},Object.defineProperty(t,this.id,{value:e})),this.weakmap[t[this.id]]},stubFunction:function(t,e){var i,n,r;return n=t[e],i=this.weakReference(t),r=this.weakmap,t[e]=function(){var e,s,o,u,h,l,a,p,d,c;u=n.apply(t,arguments),a=i.pointers;for(o in a)for(s=a[o],c=null!=(p=null!=(d=r[o])?d.callbacks[s]:void 0)?p:[],h=0,l=c.length;l>h;h++)e=c[h],e();return u}},observeMutations:function(t,e,i){var n,s,o,u,h,l;if(Array.isArray(t)){if(o=this.weakReference(t),null==o.pointers)for(o.pointers={},s=["push","pop","shift","unshift","sort","reverse","splice"],h=0,l=s.length;l>h;h++)n=s[h],this.stubFunction(t,n);if(null==(u=o.pointers)[e]&&(u[e]=[]),r.call(o.pointers[e],i)<0)return o.pointers[e].push(i)}},unobserveMutations:function(t,e,i){var n,r,s;return Array.isArray(t&&null!=t[this.id])&&(r=null!=(s=this.weakReference(t).pointers)?s[e]:void 0)&&(n=r.indexOf(i),n>=0)?r.splice(n,1):void 0},observe:function(t,e,i){var n,s;return n=this.weakReference(t).callbacks,null==n[e]&&(n[e]=[],s=t[e],Object.defineProperty(t,e,{enumerable:!0,get:function(){return s},set:function(o){return function(u){var h,l,a;if(u!==s){for(s=u,a=n[e].slice(),h=0,l=a.length;l>h;h++)i=a[h],r.call(n[e],i)>=0&&i();return o.observeMutations(u,t[o.id],e)}}}(this)})),r.call(n[e],i)<0&&n[e].push(i),this.observeMutations(t[e],t[this.id],e)},unobserve:function(t,e,i){var n,r;return n=this.weakmap[t[this.id]].callbacks[e],r=n.indexOf(i),r>=0&&n.splice(r,1),this.unobserveMutations(t[e],t[this.id],e)},get:function(t,e){return t[e]},set:function(t,e,i){return t[e]=i}},t.factory=function(e){return t.sightglass=e,t["public"]._=t,t["public"]},"object"==typeof("undefined"!=typeof module&&null!==module?module.exports:void 0)?module.exports=t.factory(require("sightglass")):"function"==typeof define&&define.amd?define(["sightglass"],function(e){return this.rivets=t.factory(e)}):this.rivets=t.factory(sightglass)}).call(this);