/*! * smoothState.js is jQuery plugin that progressively enhances * page loads to behave more like a single-page application. * * @author Miguel Ángel Pérez reachme@miguel-perez.com * @see http://smoothstate.com * */ !function(t){"use strict";"object"==typeof module&&"object"==typeof module.exports?t(require("jquery"),window,document):t(jQuery,window,document)}(function(t,e,n,o){"use strict";if(!e.history.pushState)return t.fn.smoothState=function(){return this},void(t.fn.smoothState.options={});if(!t.fn.smoothState){var r=t("html, body"),a=e.console,i={debug:!1,anchors:"a",hrefRegex:"",forms:"form",allowFormCaching:!1,repeatDelay:500,blacklist:".no-smoothState",prefetch:!1,prefetchOn:"mouseover touchstart",prefetchBlacklist:".no-prefetch",locationHeader:"X-SmoothState-Location",cacheLength:0,loadingClass:"is-loading",scroll:!0,alterRequest:function(t){return t},alterChangeState:function(t,e,n){return t},onBefore:function(t,e){},onStart:{duration:0,render:function(t){}},onProgress:{duration:0,render:function(t){}},onReady:{duration:0,render:function(t,e){t.html(e)}},onAfter:function(t,e){}},s={isExternal:function(t){var n=t.match(/^([^:\/?#]+:)?(?:\/\/([^\/?#]*))?([^?#]+)?(\?[^#]*)?(#.*)?/);return"string"==typeof n[1]&&n[1].length>0&&n[1].toLowerCase()!==e.location.protocol?!0:"string"==typeof n[2]&&n[2].length>0&&n[2].replace(new RegExp(":("+{"http:":80,"https:":443}[e.location.protocol]+")?$"),"")!==e.location.host},stripHash:function(t){return t.replace(/#.*/,"")},isHash:function(t,n){n=n||e.location.href;var o=t.indexOf("#")>-1,r=s.stripHash(t)===s.stripHash(n);return o&&r},translate:function(e){var n={dataType:"html",type:"GET"};return e="string"==typeof e?t.extend({},n,{url:e}):t.extend({},n,e)},shouldLoadAnchor:function(t,e,n){var r=t.prop("href");return!(s.isExternal(r)||s.isHash(r)||t.is(e)||t.prop("target")||typeof n!==o&&""!==n&&-1===t.prop("href").search(n))},clearIfOverCapacity:function(t,e){return Object.keys||(Object.keys=function(t){var e,n=[];for(e in t)Object.prototype.hasOwnProperty.call(t,e)&&n.push(e);return n}),Object.keys(t).length>e&&(t={}),t},storePageIn:function(e,n,o,r,a,i){var s=t("").append(t(o));return"undefined"==typeof a&&(a={}),"undefined"==typeof i&&(i=n),e[n]={status:"loaded",title:s.find("title").first().text(),html:s.find("#"+r),doc:o,state:a,destUrl:i},e},triggerAllAnimationEndEvent:function(e,n){n=" "+n||"";var o=0,r="animationstart webkitAnimationStart oanimationstart MSAnimationStart",a="animationend webkitAnimationEnd oanimationend MSAnimationEnd",i="allanimationend",l=function(n){t(n.delegateTarget).is(e)&&(n.stopPropagation(),o++)},u=function(n){t(n.delegateTarget).is(e)&&(n.stopPropagation(),o--,0===o&&e.trigger(i))};e.on(r,l),e.on(a,u),e.on("allanimationend"+n,function(){o=0,s.redraw(e)})},redraw:function(t){t.height()}},l=function(n){if(null!==n.state){var o=e.location.href,r=t("#"+n.state.id),a=r.data("smoothState"),i=a.href!==o&&!s.isHash(o,a.href),l=n.state!==a.cache[a.href].state;(i||l)&&(l&&a.clear(a.href),a.load(o,!1))}},u=function(i,l){var u=t(i),c=u.prop("id"),f=null,d=!1,h={},p={},g=e.location.href,m=function(t){t=t||!1,t&&h.hasOwnProperty(t)?delete h[t]:h={},u.data("smoothState").cache=h},y=function(e,n){n=n||t.noop;var o=s.translate(e);if(h=s.clearIfOverCapacity(h,l.cacheLength),!h.hasOwnProperty(o.url)||"undefined"!=typeof o.data){h[o.url]={status:"fetching"};var r=t.ajax(o);r.done(function(t){s.storePageIn(h,o.url,t,c),u.data("smoothState").cache=h}),r.fail(function(){h[o.url].status="error"}),l.locationHeader&&r.always(function(t,e,n){var r=t.statusCode?t:n,a=r.getResponseHeader(l.locationHeader);a&&(h[o.url].destUrl=a)}),n&&r.always(n)}},v=function(){if(f){var e=t(f,u);if(e.length){var n=e.offset().top;r.scrollTop(n)}f=null}},S=function(o){var i="#"+c,s=h[o]?t(h[o].html.html()):null;s.length?(n.title=h[o].title,u.data("smoothState").href=o,l.loadingClass&&r.removeClass(l.loadingClass),l.onReady.render(u,s),u.one("ss.onReadyEnd",function(){d=!1,l.onAfter(u,s),l.scroll&&v(),O(u)}),e.setTimeout(function(){u.trigger("ss.onReadyEnd")},l.onReady.duration)):!s&&l.debug&&a?a.warn("No element with an id of "+i+" in response from "+o+" in "+h):e.location=o},w=function(t,n,o){var i=s.translate(t);"undefined"==typeof n&&(n=!0),"undefined"==typeof o&&(o=!0);var f=!1,d=!1,g={loaded:function(){var t=f?"ss.onProgressEnd":"ss.onStartEnd";if(d&&f?d&&S(i.url):u.one(t,function(){S(i.url),o||m(i.url)}),n){var r=h[i.url].destUrl;p=l.alterChangeState({id:c},h[i.url].title,r),h[i.url].state=p,e.history.pushState(p,h[i.url].title,r)}d&&!o&&m(i.url)},fetching:function(){f||(f=!0,u.one("ss.onStartEnd",function(){l.loadingClass&&r.addClass(l.loadingClass),l.onProgress.render(u),e.setTimeout(function(){u.trigger("ss.onProgressEnd"),d=!0},l.onProgress.duration)})),e.setTimeout(function(){h.hasOwnProperty(i.url)&&g[h[i.url].status]()},10)},error:function(){l.debug&&a?a.log("There was an error loading: "+i.url):e.location=i.url}};h.hasOwnProperty(i.url)||y(i),l.onStart.render(u),e.setTimeout(function(){l.scroll&&r.scrollTop(0),u.trigger("ss.onStartEnd")},l.onStart.duration),g[h[i.url].status]()},E=function(e){var n,o=t(e.currentTarget);s.shouldLoadAnchor(o,l.blacklist,l.hrefRegex)&&!d&&(e.stopPropagation(),n=s.translate(o.prop("href")),n=l.alterRequest(n),y(n))},b=function(e){var n=t(e.currentTarget);if(!e.metaKey&&!e.ctrlKey&&s.shouldLoadAnchor(n,l.blacklist,l.hrefRegex)&&(e.stopPropagation(),e.preventDefault(),!T())){A();var o=s.translate(n.prop("href"));d=!0,f=n.prop("hash"),o=l.alterRequest(o),l.onBefore(n,u),w(o)}},C=function(e){var n=t(e.currentTarget);if(!n.is(l.blacklist)&&(e.preventDefault(),e.stopPropagation(),!T())){A();var r={url:n.prop("action"),data:n.serialize(),type:n.prop("method")};d=!0,r=l.alterRequest(r),"get"===r.type.toLowerCase()&&(r.url=r.url+"?"+r.data),l.onBefore(n,u),w(r,o,l.allowFormCaching)}},P=0,T=function(){var t=null===l.repeatDelay,e=parseInt(Date.now())>P;return!(t||e)},A=function(){P=parseInt(Date.now())+parseInt(l.repeatDelay)},O=function(t){l.anchors&&l.prefetch&&t.find(l.anchors).not(l.prefetchBlacklist).on(l.prefetchOn,null,E)},R=function(t){l.anchors&&(t.on("click",l.anchors,b),O(t)),l.forms&&t.on("submit",l.forms,C)},x=function(){var t=u.prop("class");u.removeClass(t),s.redraw(u),u.addClass(t)};return l=t.extend({},t.fn.smoothState.options,l),null===e.history.state?(p=l.alterChangeState({id:c},n.title,g),e.history.replaceState(p,n.title,g)):p={},s.storePageIn(h,g,n.documentElement.outerHTML,c,p),s.triggerAllAnimationEndEvent(u,"ss.onStartEnd ss.onProgressEnd ss.onEndEnd"),R(u),{href:g,cache:h,clear:m,load:w,fetch:y,restartCSSAnimations:x}},c=function(e){return this.each(function(){var n=this.tagName.toLowerCase();this.id&&"body"!==n&&"html"!==n&&!t.data(this,"smoothState")?t.data(this,"smoothState",new u(this,e)):!this.id&&a?a.warn("Every smoothState container needs an id but the following one does not have one:",this):"body"!==n&&"html"!==n||!a||a.warn("The smoothstate container cannot be the "+this.tagName+" tag")})};e.onpopstate=l,t.smoothStateUtility=s,t.fn.smoothState=c,t.fn.smoothState.options=i}});