(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Pjax=f()}})(function(){var define,module,exports;return 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<t.length;i++)o(t[i]);return o}return r}()({1:[function(require,module,exports){var forEachEls=require("./lib/foreach-els");var parseOptions=require("./lib/parse-options");var switches=require("./lib/switches");var newUid=require("./lib/uniqueid");var on=require("./lib/events/on");var trigger=require("./lib/events/trigger");var clone=require("./lib/util/clone");var contains=require("./lib/util/contains");var extend=require("./lib/util/extend");var noop=require("./lib/util/noop");var Pjax=function(options){this.state={numPendingSwitches:0,href:null,options:null};this.options=parseOptions(options);this.log("Pjax options",this.options);if(this.options.scrollRestoration&&"scrollRestoration"in history){history.scrollRestoration="manual"}this.maxUid=this.lastUid=newUid();this.parseDOM(document);on(window,"popstate",function(st){if(st.state){var opt=clone(this.options);opt.url=st.state.url;opt.title=st.state.title;opt.history=false;opt.scrollPos=st.state.scrollPos;if(st.state.uid<this.lastUid){opt.backward=true}else{opt.forward=true}this.lastUid=st.state.uid;this.loadUrl(st.state.url,opt)}}.bind(this))};Pjax.switches=switches;Pjax.prototype={log:require("./lib/proto/log"),getElements:function(el){return el.querySelectorAll(this.options.elements)},parseDOM:function(el){var parseElement=require("./lib/proto/parse-element");forEachEls(this.getElements(el),parseElement,this)},refresh:function(el){this.parseDOM(el||document)},reload:function(){window.location.reload()},attachLink:require("./lib/proto/attach-link"),attachForm:require("./lib/proto/attach-form"),forEachSelectors:function(cb,context,DOMcontext){return require("./lib/foreach-selectors").bind(this)(this.options.selectors,cb,context,DOMcontext)},switchSelectors:function(selectors,fromEl,toEl,options){return require("./lib/switches-selectors").bind(this)(this.options.switches,this.options.switchesOptions,selectors,fromEl,toEl,options)},latestChance:function(href){window.location=href},onSwitch:function(){trigger(window,"resize scroll");this.state.numPendingSwitches--;if(this.state.numPendingSwitches===0){this.afterAllSwitches()}},loadContent:function(html,options){if(typeof html!=="string"){trigger(document,"pjax:complete pjax:error",options);return}var tmpEl=document.implementation.createHTMLDocument("pjax");var htmlRegex=/<html[^>]+>/gi;var htmlAttribsRegex=/\s?[a-z:]+(?:=['"][^'">]+['"])*/gi;var matches=html.match(htmlRegex);if(matches&&matches.length){matches=matches[0].match(htmlAttribsRegex);if(matches.length){matches.shift();matches.forEach(function(htmlAttrib){var attr=htmlAttrib.trim().split("=");if(attr.length===1){tmpEl.documentElement.setAttribute(attr[0],true)}else{tmpEl.documentElement.setAttribute(attr[0],attr[1].slice(1,-1))}})}}tmpEl.documentElement.innerHTML=html;this.log("load content",tmpEl.documentElement.attributes,tmpEl.documentElement.innerHTML.length);if(document.activeElement&&contains(document,this.options.selectors,document.activeElement)){try{document.activeElement.blur()}catch(e){}}this.switchSelectors(this.options.selectors,tmpEl,document,options)},abortRequest:require("./lib/abort-request"),doRequest:require("./lib/send-request"),handleResponse:require("./lib/proto/handle-response"),loadUrl:function(href,options){options=typeof options==="object"?extend({},this.options,options):clone(this.options);this.log("load href",href,options);this.abortRequest(this.request);trigger(document,"pjax:send",options);this.request=this.doRequest(href,options,this.handleResponse.bind(this))},executeScripts:function(elements){elements.forEach(function(element){var code=element.text||element.textContent||element.innerHTML||"";var script=document.createElement("script");if(element.id){script.id=element.id}if(element.className){script.className=element.className}if(element.type){script.type=element.type}if(element.src){script.src=element.src;script.async=false}if(element.dataset.pjax!==undefined){script.dataset.pjax=""}if(code!==""){script.appendChild(document.createTextNode(code))}element.parentNode.replaceChild(script,element)})},afterAllSwitches:function(){var autofocusEl=Array.prototype.slice.call(document.querySelectorAll("[autofocus]")).pop();if(autofocusEl&&document.activeElement!==autofocusEl){autofocusEl.focus()}this.options.selectors.forEach(function(selector){forEachEls(document.querySelectorAll(selector),function(el){if(el===0);})});var state=this.state;if(state.options.history){if(!window.history.state){this.lastUid=this.maxUid=newUid();window.history.replaceState({url:window.location.href,title:document.title,uid:this.maxUid,scrollPos:[0,0]},document.title)}this.lastUid=this.maxUid=newUid();window.history.pushState({url:state.href,title:state.options.title,uid:this.maxUid,scrollPos:[0,0]},state.options.title,state.href)}this.forEachSelectors(function(el){this.parseDOM(el)},this);trigger(document,"pjax:complete pjax:success",state.options);if(typeof state.options.analytics==="function"){state.options.analytics()}if(state.options.history){var a=document.createElement("a");a.href=this.state.href;if(a.hash){var name=a.hash.slice(1);name=decodeURIComponent(name);var curtop=0;var target=document.getElementById(name)||document.getElementsByName(name)[0];if(target){if(target.offsetParent){do{curtop+=target.offsetTop;target=target.offsetParent}while(target)}}window.scrollTo(0,curtop)}else if(state.options.scrollTo!==false){if(state.options.scrollTo.length>1){window.scrollTo(state.options.scrollTo[0],state.options.scrollTo[1])}else{window.scrollTo(0,state.options.scrollTo)}}}else if(state.options.scrollRestoration&&state.options.scrollPos){window.scrollTo(state.options.scrollPos[0],state.options.scrollPos[1])}this.state={numPendingSwitches:0,href:null,options:null}}};Pjax.isSupported=require("./lib/is-supported");if(Pjax.isSupported()){module.exports=Pjax}else{var stupidPjax=noop;for(var key in Pjax.prototype){if(Pjax.prototype.hasOwnProperty(key)&&typeof Pjax.prototype[key]==="function"){stupidPjax[key]=noop}}module.exports=stupidPjax}},{"./lib/abort-request":2,"./lib/events/on":3,"./lib/events/trigger":4,"./lib/foreach-els":5,"./lib/foreach-selectors":6,"./lib/is-supported":7,"./lib/parse-options":8,"./lib/proto/attach-form":9,"./lib/proto/attach-link":10,"./lib/proto/handle-response":11,"./lib/proto/log":12,"./lib/proto/parse-element":13,"./lib/send-request":14,"./lib/switches":16,"./lib/switches-selectors":15,"./lib/uniqueid":17,"./lib/util/clone":18,"./lib/util/contains":19,"./lib/util/extend":20,"./lib/util/noop":21}],2:[function(require,module,exports){var noop=require("./util/noop");module.exports=function(request){if(request&&request.readyState<4){request.onreadystatechange=noop;request.abort()}}},{"./util/noop":21}],3:[function(require,module,exports){var forEachEls=require("../foreach-els");module.exports=function(els,events,listener,useCapture){events=typeof events==="string"?events.split(" "):events;events.forEach(function(e){forEachEls(els,function(el){el.addEventListener(e,listener,useCapture)})})}},{"../foreach-els":5}],4:[function(require,module,exports){var forEachEls=require("../foreach-els");module.exports=function(els,events,opts){events=typeof events==="string"?events.split(" "):events;events.forEach(function(e){var event;event=document.createEvent("HTMLEvents");event.initEvent(e,true,true);event.eventName=e;if(opts){Object.keys(opts).forEach(function(key){event[key]=opts[key]})}forEachEls(els,function(el){var domFix=false;if(!el.parentNode&&el!==document&&el!==window){domFix=true;document.body.appendChild(el)}el.dispatchEvent(event);if(domFix){el.parentNode.removeChild(el)}})})}},{"../foreach-els":5}],5:[function(require,module,exports){module.exports=function(els,fn,context){if(els instanceof HTMLCollection||els instanceof NodeList||els instanceof Array){return Array.prototype.forEach.call(els,fn,context)}return fn.call(context,els)}},{}],6:[function(require,module,exports){var forEachEls=require("./foreach-els");module.exports=function(selectors,cb,context,DOMcontext){DOMcontext=DOMcontext||document;selectors.forEach(function(selector){forEachEls(DOMcontext.querySelectorAll(selector),cb,context)})}},{"./foreach-els":5}],7:[function(require,module,exports){module.exports=function(){return window.history&&window.history.pushState&&window.history.replaceState&&!navigator.userAgent.match(/((iPod|iPhone|iPad).+\bOS\s+[1-4]\D|WebApps\/.+CFNetwork)/)}},{}],8:[function(require,module,exports){var defaultSwitches=require("./switches");module.exports=function(options){options=options||{};options.elements=options.elements||"a[href], form[action]";options.selectors=options.selectors||["title",".js-Pjax"];options.switches=options.switches||{};options.switchesOptions=options.switchesOptions||{};options.history=typeof options.history==="undefined"?true:options.history;options.analytics=typeof options.analytics==="function"||options.analytics===false?options.analytics:defaultAnalytics;options.scrollTo=typeof options.scrollTo==="undefined"?0:options.scrollTo;options.scrollRestoration=typeof options.scrollRestoration!=="undefined"?options.scrollRestoration:true;options.cacheBust=typeof options.cacheBust==="undefined"?true:options.cacheBust;options.debug=options.debug||false;options.timeout=options.timeout||0;options.currentUrlFullReload=typeof options.currentUrlFullReload==="undefined"?false:options.currentUrlFullReload;if(!options.switches.head){options.switches.head=defaultSwitches.switchElementsAlt}if(!options.switches.body){options.switches.body=defaultSwitches.switchElementsAlt}return options};function defaultAnalytics(){if(window._gaq){_gaq.push(["_trackPageview"])}if(window.ga){ga("send","pageview",{page:location.pathname,title:document.title})}}},{"./switches":16}],9:[function(require,module,exports){var on=require("../events/on");var clone=require("../util/clone");var attrState="data-pjax-state";var formAction=function(el,event){if(isDefaultPrevented(event)){return}var options=clone(this.options);options.requestOptions={requestUrl:el.getAttribute("action")||window.location.href,requestMethod:el.getAttribute("method")||"GET"};var virtLinkElement=document.createElement("a");virtLinkElement.setAttribute("href",options.requestOptions.requestUrl);var attrValue=checkIfShouldAbort(virtLinkElement,options);if(attrValue){el.setAttribute(attrState,attrValue);return}event.preventDefault();if(el.enctype==="multipart/form-data"){options.requestOptions.formData=new FormData(el)}else{options.requestOptions.requestParams=parseFormElements(el)}el.setAttribute(attrState,"submit");options.triggerElement=el;this.loadUrl(virtLinkElement.href,options)};function parseFormElements(el){var requestParams=[];var formElements=el.elements;for(var i=0;i<formElements.length;i++){var element=formElements[i];var tagName=element.tagName.toLowerCase();if(!!element.name&&element.attributes!==undefined&&tagName!=="button"){var type=element.attributes.type;if(!type||type.value!=="checkbox"&&type.value!=="radio"||element.checked){var values=[];if(tagName==="select"){var opt;for(var j=0;j<element.options.length;j++){opt=element.options[j];if(opt.selected&&!opt.disabled){values.push(opt.hasAttribute("value")?opt.value:opt.text)}}}else{values.push(element.value)}for(var k=0;k<values.length;k++){requestParams.push({name:encodeURIComponent(element.name),value:encodeURIComponent(values[k])})}}}}return requestParams}function checkIfShouldAbort(virtLinkElement,options){if(virtLinkElement.protocol!==window.location.protocol||virtLinkElement.host!==window.location.host){return"external"}if(virtLinkElement.hash&&virtLinkElement.href.replace(virtLinkElement.hash,"")===window.location.href.replace(location.hash,"")){return"anchor"}if(virtLinkElement.href===window.location.href.split("#")[0]+"#"){return"anchor-empty"}if(options.currentUrlFullReload&&virtLinkElement.href===window.location.href.split("#")[0]){return"reload"}}var isDefaultPrevented=function(event){return event.defaultPrevented||event.returnValue===false};module.exports=function(el){var that=this;el.setAttribute(attrState,"");on(el,"submit",function(event){formAction.call(that,el,event)})}},{"../events/on":3,"../util/clone":18}],10:[function(require,module,exports){var on=require("../events/on");var clone=require("../util/clone");var attrState="data-pjax-state";var linkAction=function(el,event){if(isDefaultPrevented(event)){return}var options=clone(this.options);var attrValue=checkIfShouldAbort(el,event);if(attrValue){el.setAttribute(attrState,attrValue);return}event.preventDefault();if(this.options.currentUrlFullReload&&el.href===window.location.href.split("#")[0]){el.setAttribute(attrState,"reload");this.reload();return}el.setAttribute(attrState,"load");options.triggerElement=el;this.loadUrl(el.href,options)};function checkIfShouldAbort(el,event){if(event.which>1||event.metaKey||event.ctrlKey||event.shiftKey||event.altKey){return"modifier"}if(el.protocol!==window.location.protocol||el.host!==window.location.host){return"external"}if(el.hash&&el.href.replace(el.hash,"")===window.location.href.replace(location.hash,"")){return"anchor"}if(el.href===window.location.href.split("#")[0]+"#"){return"anchor-empty"}}var isDefaultPrevented=function(event){return event.defaultPrevented||event.returnValue===false};module.exports=function(el){var that=this;el.setAttribute(attrState,"");on(el,"click",function(event){linkAction.call(that,el,event)});on(el,"keyup",function(event){if(event.keyCode===13){linkAction.call(that,el,event)}}.bind(this))}},{"../events/on":3,"../util/clone":18}],11:[function(require,module,exports){var clone=require("../util/clone");var newUid=require("../uniqueid");var trigger=require("../events/trigger");module.exports=function(responseText,request,href,options){options=clone(options||this.options);options.request=request;if(responseText===false){trigger(document,"pjax:complete pjax:error",options);return}var currentState=window.history.state||{};window.history.replaceState({url:currentState.url||window.location.href,title:currentState.title||document.title,uid:currentState.uid||newUid(),scrollPos:[document.documentElement.scrollLeft||document.body.scrollLeft,document.documentElement.scrollTop||document.body.scrollTop]},document.title,window.location.href);var oldHref=href;if(request.responseURL){if(href!==request.responseURL){href=request.responseURL}}else if(request.getResponseHeader("X-PJAX-URL")){href=request.getResponseHeader("X-PJAX-URL")}else if(request.getResponseHeader("X-XHR-Redirected-To")){href=request.getResponseHeader("X-XHR-Redirected-To")}var a=document.createElement("a");a.href=oldHref;var oldHash=a.hash;a.href=href;if(oldHash&&!a.hash){a.hash=oldHash;href=a.href}this.state.href=href;this.state.options=options;try{this.loadContent(responseText,options)}catch(e){trigger(document,"pjax:error",options);if(!this.options.debug){if(console&&console.error){console.error("Pjax switch fail: ",e)}return this.latestChance(href)}else{throw e}}}},{"../events/trigger":4,"../uniqueid":17,"../util/clone":18}],12:[function(require,module,exports){module.exports=function(){if(this.options.debug&&console){if(typeof console.log==="function"){console.log.apply(console,arguments)}else if(console.log){console.log(arguments)}}}},{}],13:[function(require,module,exports){var attrState="data-pjax-state";module.exports=function(el){switch(el.tagName.toLowerCase()){case"a":if(!el.hasAttribute(attrState)){this.attachLink(el)}break;case"form":if(!el.hasAttribute(attrState)){this.attachForm(el)}break;default:throw"Pjax can only be applied on <a> or <form> submit"}}},{}],14:[function(require,module,exports){var updateQueryString=require("./util/update-query-string");module.exports=function(location,options,callback){options=options||{};var queryString;var requestOptions=options.requestOptions||{};var requestMethod=(requestOptions.requestMethod||"GET").toUpperCase();var requestParams=requestOptions.requestParams||null;var formData=requestOptions.formData||null;var requestPayload=null;var request=new XMLHttpRequest;var timeout=options.timeout||0;request.onreadystatechange=function(){if(request.readyState===4){if(request.status===200){callback(request.responseText,request,location,options)}else if(request.status!==0){callback(null,request,location,options)}}};request.onerror=function(e){console.log(e);callback(null,request,location,options)};request.ontimeout=function(){callback(null,request,location,options)};if(requestParams&&requestParams.length){queryString=requestParams.map(function(param){return param.name+"="+param.value}).join("&");switch(requestMethod){case"GET":location=location.split("?")[0];location+="?"+queryString;break;case"POST":requestPayload=queryString;break}}else if(formData){requestPayload=formData}if(options.cacheBust){location=updateQueryString(location,"t",Date.now())}request.open(requestMethod,location,true);request.timeout=timeout;request.setRequestHeader("X-Requested-With","XMLHttpRequest");request.setRequestHeader("X-PJAX","true");request.setRequestHeader("X-PJAX-Selectors",JSON.stringify(options.selectors));if(requestPayload&&requestMethod==="POST"&&!formData){request.setRequestHeader("Content-Type","application/x-www-form-urlencoded")}request.send(requestPayload);return request}},{"./util/update-query-string":22}],15:[function(require,module,exports){var forEachEls=require("./foreach-els");var defaultSwitches=require("./switches");module.exports=function(switches,switchesOptions,selectors,fromEl,toEl,options){var switchesQueue=[];selectors.forEach(function(selector){var newEls=fromEl.querySelectorAll(selector);var oldEls=toEl.querySelectorAll(selector);if(this.log){this.log("Pjax switch",selector,newEls,oldEls)}if(newEls.length!==oldEls.length){throw"DOM doesn’t look the same on new loaded page: ’"+selector+"’ - new "+newEls.length+", old "+oldEls.length}forEachEls(newEls,function(newEl,i){var oldEl=oldEls[i];if(this.log){this.log("newEl",newEl,"oldEl",oldEl)}var callback=switches[selector]?switches[selector].bind(this,oldEl,newEl,options,switchesOptions[selector]):defaultSwitches.outerHTML.bind(this,oldEl,newEl,options);switchesQueue.push(callback)},this)},this);this.state.numPendingSwitches=switchesQueue.length;switchesQueue.forEach(function(queuedSwitch){queuedSwitch()})}},{"./foreach-els":5,"./switches":16}],16:[function(require,module,exports){var on=require("./events/on");module.exports={outerHTML:function(oldEl,newEl){oldEl.outerHTML=newEl.outerHTML;this.onSwitch()},innerHTML:function(oldEl,newEl){oldEl.innerHTML=newEl.innerHTML;if(newEl.className===""){oldEl.removeAttribute("class")}else{oldEl.className=newEl.className}this.onSwitch()},switchElementsAlt:function(oldEl,newEl){oldEl.innerHTML=newEl.innerHTML;if(newEl.hasAttributes()){var attrs=newEl.attributes;for(var i=0;i<attrs.length;i++){oldEl.attributes.setNamedItem(attrs[i].cloneNode())}}this.onSwitch()},replaceNode:function(oldEl,newEl){oldEl.parentNode.replaceChild(newEl,oldEl);this.onSwitch()},sideBySide:function(oldEl,newEl,options,switchOptions){var forEach=Array.prototype.forEach;var elsToRemove=[];var elsToAdd=[];var fragToAppend=document.createDocumentFragment();var animationEventNames="animationend webkitAnimationEnd MSAnimationEnd oanimationend";var animatedElsNumber=0;var sexyAnimationEnd=function(e){if(e.target!==e.currentTarget){return}animatedElsNumber--;if(animatedElsNumber<=0&&elsToRemove){elsToRemove.forEach(function(el){if(el.parentNode){el.parentNode.removeChild(el)}});elsToAdd.forEach(function(el){el.className=el.className.replace(el.getAttribute("data-pjax-classes"),"");el.removeAttribute("data-pjax-classes")});elsToAdd=null;elsToRemove=null;this.onSwitch()}}.bind(this);switchOptions=switchOptions||{};forEach.call(oldEl.childNodes,function(el){elsToRemove.push(el);if(el.classList&&!el.classList.contains("js-Pjax-remove")){if(el.hasAttribute("data-pjax-classes")){el.className=el.className.replace(el.getAttribute("data-pjax-classes"),"");el.removeAttribute("data-pjax-classes")}el.classList.add("js-Pjax-remove");if(switchOptions.callbacks&&switchOptions.callbacks.removeElement){switchOptions.callbacks.removeElement(el)}if(switchOptions.classNames){el.className+=" "+switchOptions.classNames.remove+" "+(options.backward?switchOptions.classNames.backward:switchOptions.classNames.forward)}animatedElsNumber++;on(el,animationEventNames,sexyAnimationEnd,true)}});forEach.call(newEl.childNodes,function(el){if(el.classList){var addClasses="";if(switchOptions.classNames){addClasses=" js-Pjax-add "+switchOptions.classNames.add+" "+(options.backward?switchOptions.classNames.forward:switchOptions.classNames.backward)}if(switchOptions.callbacks&&switchOptions.callbacks.addElement){switchOptions.callbacks.addElement(el)}el.className+=addClasses;el.setAttribute("data-pjax-classes",addClasses);elsToAdd.push(el);fragToAppend.appendChild(el);animatedElsNumber++;on(el,animationEventNames,sexyAnimationEnd,true)}});oldEl.className=newEl.className;oldEl.appendChild(fragToAppend)}}},{"./events/on":3}],17:[function(require,module,exports){module.exports=function(){var counter=0;return function(){var id="pjax"+(new Date).getTime()+"_"+counter;counter++;return id}}()},{}],18:[function(require,module,exports){module.exports=function(obj){if(null===obj||"object"!==typeof obj){return obj}var copy=obj.constructor();for(var attr in obj){if(obj.hasOwnProperty(attr)){copy[attr]=obj[attr]}}return copy}},{}],19:[function(require,module,exports){module.exports=function contains(doc,selectors,el){for(var i=0;i<selectors.length;i++){var selectedEls=doc.querySelectorAll(selectors[i]);for(var j=0;j<selectedEls.length;j++){if(selectedEls[j].contains(el)){return true}}}return false}},{}],20:[function(require,module,exports){module.exports=function(target){if(target==null){return null}var to=Object(target);for(var i=1;i<arguments.length;i++){var source=arguments[i];if(source!=null){for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){to[key]=source[key]}}}}return to}},{}],21:[function(require,module,exports){module.exports=function(){}},{}],22:[function(require,module,exports){module.exports=function(uri,key,value){var re=new RegExp("([?&])"+key+"=.*?(&|$)","i");var separator=uri.indexOf("?")!==-1?"&":"?";if(uri.match(re)){return uri.replace(re,"$1"+key+"="+value+"$2")}else{return uri+separator+key+"="+value}}},{}]},{},[1])(1)});