silverstripe-framework/admin/thirdparty/history-js/scripts/compressed/history.js

(function(a,b){"use strict";var c=a.console||b,d=a.document,e=a.navigator,f=a.amplify||!1,g=a.setTimeout,h=a.clearTimeout,i=a.setInterval,j=a.JSON,k=a.History=a.History||{},l=a.history;j.stringify=j.stringify||j.encode,j.parse=j.parse||j.decode;if(typeof k.init!="undefined")throw new Error("History.js Core has already been loaded...");k.init=function(){if(typeof k.Adapter=="undefined")return!1;typeof k.initCore!="undefined"&&k.initCore(),typeof k.initHtml4!="undefined"&&k.initHtml4();return!0},k.initCore=function(){if(typeof k.initCore.initialized!="undefined")return!1;k.initCore.initialized=!0,k.options=k.options||{},k.options.hashChangeInterval=k.options.hashChangeInterval||100,k.options.safariPollInterval=k.options.safariPollInterval||500,k.options.doubleCheckInterval=k.options.doubleCheckInterval||500,k.options.storeInterval=k.options.storeInterval||1e3,k.options.busyDelay=k.options.busyDelay||250,k.options.debug=k.options.debug||!1,k.options.initialTitle=k.options.initialTitle||d.title,k.debug=function(){(k.options.debug||!1)&&k.log.apply(k,arguments)},k.log=function(){var a=typeof c!="undefined"&&typeof c.log!="undefined"&&typeof c.log.apply!="undefined",b=d.getElementById("log"),e,f,g;if(a){var h=Array.prototype.slice.call(arguments);e=h.shift(),typeof c.debug!="undefined"?c.debug.apply(c,[e,h]):c.log.apply(c,[e,h])}else e="\n"+arguments[0]+"\n";for(f=1,g=arguments.length;f<g;++f){var i=arguments[f];if(typeof i=="object"&&typeof j!="undefined")try{i=j.stringify(i)}catch(k){}e+="\n"+i+"\n"}b?(b.value+=e+"\n-----\n",b.scrollTop=b.scrollHeight-b.clientHeight):a||alert(e);return!0},k.getInternetExplorerMajorVersion=function(){var a=k.getInternetExplorerMajorVersion.cached=typeof k.getInternetExplorerMajorVersion.cached!="undefined"?k.getInternetExplorerMajorVersion.cached:function(){var a=3,b=d.createElement("div"),c=b.getElementsByTagName("i");while((b.innerHTML="<!--[if gt IE "+ ++a+"]><i></i><![endif]-->")&&c[0]);return a>4?a:!1}();return a},k.isInternetExplorer=function(){var a=k.isInternetExplorer.cached=typeof k.isInternetExplorer.cached!="undefined"?k.isInternetExplorer.cached:Boolean(k.getInternetExplorerMajorVersion());return a},k.emulated={pushState:!Boolean(a.history&&a.history.pushState&&a.history.replaceState&&!/ Mobile\/([1-7][a-z]|(8([abcde]|f(1[0-8]))))/i.test(e.userAgent)&&!/AppleWebKit\/5([0-2]|3[0-2])/i.test(e.userAgent)),hashChange:Boolean(!("onhashchange"in a||"onhashchange"in d)||k.isInternetExplorer()&&k.getInternetExplorerMajorVersion()<8)},k.enabled=!k.emulated.pushState,k.bugs={setHash:Boolean(!k.emulated.pushState&&e.vendor==="Apple Computer, Inc."&&/AppleWebKit\/5([0-2]|3[0-3])/.test(e.userAgent)),safariPoll:Boolean(!k.emulated.pushState&&e.vendor==="Apple Computer, Inc."&&/AppleWebKit\/5([0-2]|3[0-3])/.test(e.userAgent)),ieDoubleCheck:Boolean(k.isInternetExplorer()&&k.getInternetExplorerMajorVersion()<8),hashEscape:Boolean(k.isInternetExplorer()&&k.getInternetExplorerMajorVersion()<7)},k.isEmptyObject=function(a){for(var b in a)return!1;return!0},k.cloneObject=function(a){var b,c;a?(b=j.stringify(a),c=j.parse(b)):c={};return c},k.getRootUrl=function(){var a=d.location.protocol+"//"+(d.location.hostname||d.location.host);if(d.location.port||!1)a+=":"+d.location.port;a+="/";return a},k.getBaseHref=function(){var a=d.getElementsByTagName("base"),b=null,c="";a.length===1&&(b=a[0],c=b.href.replace(/[^\/]+$/,"")),c=c.replace(/\/+$/,""),c&&(c+="/");return c},k.getBaseUrl=function(){var a=k.getBaseHref()||k.getBasePageUrl()||k.getRootUrl();return a},k.getPageUrl=function(){var a=k.getState(!1,!1),b=(a||{}).url||d.location.href,c=b.replace(/\/+$/,"").replace(/[^\/]+$/,function(a,b,c){return/\./.test(a)?a:a+"/"});return c},k.getBasePageUrl=function(){var a=d.location.href.replace(/[#\?].*/,"").replace(/[^\/]+$/,function(a,b,c){return/[^\/]$/.test(a)?"":a}).replace(/\/+$/,"")+"/";return a},k.getFullUrl=function(a,b){var c=a,d=a.substring(0,1);b=typeof b=="undefined"?!0:b,/[a-z]+\:\/\//.test(a)||(d==="/"?c=k.getRootUrl()+a.replace(/^\/+/,""):d==="#"?c=k.getPageUrl().replace(/#.*/,"")+a:d==="?"?c=k.getPageUrl().replace(/[\?#].*/,"")+a:b?c=k.getBaseUrl()+a.replace(/^(\.\/)+/,""):c=k.getBasePageUrl()+a.replace(/^(\.\/)+/,""));return c.replace(/\#$/,"")},k.getShortUrl=function(a){var b=a,c=k.getBaseUrl(),d=k.getRootUrl();k.emulated.pushState&&(b=b.replace(c,"")),b=b.replace(d,"/"),k.isTraditionalAnchor(b)&&(b="./"+b),b=b.replace(/^(\.\/)+/g,"./").replace(/\#$/,"");return b},k.store=f?f.store("History.store")||{}:{},k.store.idToState=k.store.idToState||{},k.store.urlToId=k.store.urlToId||{},k.store.stateToId=k.store.stateToId||{},k.idToState=k.idToState||{},k.stateToId=k.stateToId||{},k.urlToId=k.urlToId||{},k.storedStates=k.storedStates||[],k.savedStates=k.savedStates||[],k.getState=function(a,b){typeof a=="undefined"&&(a=!0),typeof b=="undefined"&&(b=!0);var c=k.getLastSavedState();!c&&b&&(c=k.createStateObject()),a&&(c=k.cloneObject(c),c.url=c.cleanUrl||c.url);return c},k.getIdByState=function(a){var b=k.extractId(a.url);if(!b){var c=k.getStateString(a);if(typeof k.stateToId[c]!="undefined")b=k.stateToId[c];else if(typeof k.store.stateToId[c]!="undefined")b=k.store.stateToId[c];else{for(;;){b=String(Math.floor(Math.random()*1e3));if(typeof k.idToState[b]=="undefined"&&typeof k.store.idToState[b]=="undefined")break}k.stateToId[c]=b,k.idToState[b]=a}}return b},k.normalizeState=function(a){if(!a||typeof a!="object")a={};if(typeof a.normalized!="undefined")return a;if(!a.data||typeof a.data!="object")a.data={};var b={};b.normalized=!0,b.title=a.title||"",b.url=k.getFullUrl(k.unescapeString(a.url||d.location.href)),b.hash=k.getShortUrl(b.url),b.data=k.cloneObject(a.data),b.id=k.getIdByState(b),b.cleanUrl=b.url.replace(/\??\&_suid.*/,""),b.url=b.cleanUrl;var c=!k.isEmptyObject(b.data);if(b.title||c)b.hash=k.getShortUrl(b.url).replace(/\??\&_suid.*/,""),/\?/.test(b.hash)||(b.hash+="?"),b.hash+="&_suid="+b.id;b.hashedUrl=k.getFullUrl(b.hash),(k.emulated.pushState||k.bugs.safariPoll)&&k.hasUrlDuplicate(b)&&(b.url=b.hashedUrl);return b},k.createStateObject=function(a,b,c){var d={data:a,title:b,url:c};d=k.normalizeState(d);return d},k.getStateById=function(a){a=String(a);var c=k.idToState[a]||k.store.idToState[a]||b;return c},k.getStateString=function(a){var b=k.normalizeState(a),c={data:b.data,title:a.title,url:a.url},d=j.stringify(c);return d},k.getStateId=function(a){var b=k.normalizeState(a),c=b.id;return c},k.getHashByState=function(a){var b,c=k.normalizeState(a);b=c.hash;return b},k.extractId=function(a){var b,c,d;c=/(.*)\&_suid=([0-9]+)$/.exec(a),d=c?c[1]||a:a,b=c?String(c[2]||""):"";return b||!1},k.isTraditionalAnchor=function(a){var b=!/[\/\?\.]/.test(a);return b},k.extractState=function(a,b){var c=null;b=b||!1;var d=k.extractId(a);d&&(c=k.getStateById(d));if(!c){var e=k.getFullUrl(a);d=k.getIdByUrl(e)||!1,d&&(c=k.getStateById(d)),!c&&b&&!k.isTraditionalAnchor(a)&&(c=k.createStateObject(null,null,e))}return c},k.getIdByUrl=function(a){var c=k.urlToId[a]||k.store.urlToId[a]||b;return c},k.getLastSavedState=function(){return k.savedStates[k.savedStates.length-1]||b},k.getLastStoredState=function(){return k.storedStates[k.storedStates.length-1]||b},k.hasUrlDuplicate=function(a){var b=!1,c=k.extractState(a.url);b=c&&c.id!==a.id;return b},k.storeState=function(a){k.urlToId[a.url]=a.id,k.storedStates.push(k.cloneObject(a));return a},k.isLastSavedState=function(a){var b=!1;if(k.savedStates.length){var c=a.id,d=k.getLastSavedState(),e=d.id;b=c===e}return b},k.saveState=function(a){if(k.isLastSavedState(a))return!1;k.savedStates.push(k.cloneObject(a));return!0},k.getStateByIndex=function(a){var b=null;typeof a=="undefined"?b=k.savedStates[k.savedStates.length-1]:a<0?b=k.savedStates[k.savedStates.length+a]:b=k.savedStates[a];return b},k.getHash=function(){var a=k.unescapeHash(d.location.hash);return a},k.unescapeString=function(b){var c=b,d;for(;;){d=a.unescape(c);if(d===c)break;c=d}return c},k.unescapeHash=function(a){var b=k.normalizeHash(a);b=k.unescapeString(b);return b},k.normalizeHash=function(a){var b=a.replace(/[^#]*#/,"").replace(/#.*/,"");return b},k.setHash=function(a,b){if(b!==!1&&k.busy()){k.pushQueue({scope:k,callback:k.setHash,args:arguments,queue:b});return!1}var c=k.escapeHash(a);k.busy(!0);var e=k.extractState(a,!0);if(e&&!k.emulated.pushState)k.pushState(e.data,e.title,e.url,!1);else if(d.location.hash!==c)if(k.bugs.setHash){var f=k.getPageUrl();k.pushState(null,null,f+"#"+c,!1)}else d.location.hash=c;return k},k.escapeHash=function(b){var c=k.normalizeHash(b);c=a.escape(c),k.bugs.hashEscape||(c=c.replace(/\%21/g,"!").replace(/\%26/g,"&").replace(/\%3D/g,"=").replace(/\%3F/g,"?"));return c},k.getHashByUrl=function(a){var b=String(a).replace(/([^#]*)#?([^#]*)#?(.*)/,"$2");b=k.unescapeHash(b);return b},k.setTitle=function(a){var b=a.title;if(!b){var c=k.getStateByIndex(0);c&&c.url===a.url&&(b=c.title||k.options.initialTitle)}try{d.getElementsByTagName("title")[0].innerHTML=b.replace("<","&lt;").replace(">","&gt;").replace(" & "," &amp; ")}catch(e){}d.title=b;return k},k.queues=[],k.busy=function(a){typeof a!="undefined"?k.busy.flag=a:typeof k.busy.flag=="undefined"&&(k.busy.flag=!1);if(!k.busy.flag){h(k.busy.timeout);var b=function(){if(!k.busy.flag)for(var a=k.queues.length-1;a>=0;--a){var c=k.queues[a];if(c.length===0)continue;var d=c.shift();k.fireQueueItem(d),k.busy.timeout=g(b,k.options.busyDelay)}};k.busy.timeout=g(b,k.options.busyDelay)}return k.busy.flag},k.fireQueueItem=function(a){return a.callback.apply(a.scope||k,a.args||[])},k.pushQueue=function(a){k.queues[a.queue||0]=k.queues[a.queue||0]||[],k.queues[a.queue||0].push(a);return k},k.queue=function(a,b){typeof a=="function"&&(a={callback:a}),typeof b!="undefined"&&(a.queue=b),k.busy()?k.pushQueue(a):k.fireQueueItem(a);return k},k.clearQueue=function(){k.busy.flag=!1,k.queues=[];return k},k.stateChanged=!1,k.doubleChecker=!1,k.doubleCheckComplete=function(){k.stateChanged=!0,k.doubleCheckClear();return k},k.doubleCheckClear=function(){k.doubleChecker&&(h(k.doubleChecker),k.doubleChecker=!1);return k},k.doubleCheck=function(a){k.stateChanged=!1,k.doubleCheckClear(),k.bugs.ieDoubleCheck&&(k.doubleChecker=g(function(){k.doubleCheckClear(),k.stateChanged||a();return!0},k.options.doubleCheckInterval));return k},k.safariStatePoll=function(){var b=k.extractState(d.location.href),c;if(!k.isLastSavedState(b))c=b;else return;c||(c=k.createStateObject()),k.Adapter.trigger(a,"popstate");return k},k.back=function(a){if(a!==!1&&k.busy()){k.pushQueue({scope:k,callback:k.back,args:arguments,queue:a});return!1}k.busy(!0),k.doubleCheck(function(){k.back(!1)}),l.go(-1);return!0},k.forward=function(a){if(a!==!1&&k.busy()){k.pushQueue({scope:k,callback:k.forward,args:arguments,queue:a});return!1}k.busy(!0),k.doubleCheck(function(){k.forward(!1)}),l.go(1);return!0},k.go=function(a,b){var c;if(a>0)for(c=1;c<=a;++c)k.forward(b);else{if(!(a<0))throw new Error("History.go: History.go requires a positive or negative integer passed.");for(c=-1;c>=a;--c)k.back(b)}return k},k.saveState(k.storeState(k.extractState(d.location.href,!0))),f&&(k.onUnload=function(){var a=f.store("History.store")||{},b;a.idToState=a.idToState||{},a.urlToId=a.urlToId||{},a.stateToId=a.stateToId||{};for(b in k.idToState){if(!k.idToState.hasOwnProperty(b))continue;a.idToState[b]=k.idToState[b]}for(b in k.urlToId){if(!k.urlToId.hasOwnProperty(b))continue;a.urlToId[b]=k.urlToId[b]}for(b in k.stateToId){if(!k.stateToId.hasOwnProperty(b))continue;a.stateToId[b]=k.stateToId[b]}k.store=a,f.store("History.store",a)},i(k.onUnload,k.options.storeInterval),k.Adapter.bind(a,"beforeunload",k.onUnload),k.Adapter.bind(a,"unload",k.onUnload));if(k.emulated.pushState){var m=function(){};k.pushState=k.pushState||m,k.replaceState=k.replaceState||m}else{k.onPopState=function(b){k.doubleCheckComplete();var c=k.getHash();if(c){var e=k.extractState(c||d.location.href,!0);e?k.replaceState(e.data,e.title,e.url,!1):(k.Adapter.trigger(a,"anchorchange"),k.busy(!1)),k.expectedStateId=!1;return!1}var f=!1;b=b||{},typeof b.state=="undefined"&&(typeof b.originalEvent!="undefined"&&typeof b.originalEvent.state!="undefined"?b.state=b.originalEvent.state||!1:typeof b.event!="undefined"&&typeof b.event.state!="undefined"&&(b.state=b.event.state||!1)),b.state=b.state||!1,b.state?f=k.getStateById(b.state):k.expectedStateId?f=k.getStateById(k.expectedStateId):f=k.extractState(d.location.href),f||(f=k.createStateObject(null,null,d.location.href)),k.expectedStateId=!1;if(k.isLastSavedState(f)){k.busy(!1);return!1}k.storeState(f),k.saveState(f),k.setTitle(f),k.Adapter.trigger(a,"statechange"),k.busy(!1);return!0},k.Adapter.bind(a,"popstate",k.onPopState),k.pushState=function(b,c,d,e){if(k.getHashByUrl(d)&&k.emulated.pushState)throw new Error("History.js does not support states with fragement-identifiers (hashes/anchors).");if(e!==!1&&k.busy()){k.pushQueue({scope:k,callback:k.pushState,args:arguments,queue:e});return!1}k.busy(!0);var f=k.createStateObject(b,c,d);k.isLastSavedState(f)?k.busy(!1):(k.storeState(f),k.expectedStateId=f.id,l.pushState(f.id,f.title,f.url),k.Adapter.trigger(a,"popstate"));return!0},k.replaceState=function(b,c,d,e){if(k.getHashByUrl(d)&&k.emulated.pushState)throw new Error("History.js does not support states with fragement-identifiers (hashes/anchors).");if(e!==!1&&k.busy()){k.pushQueue({scope:k,callback:k.replaceState,args:arguments,queue:e});return!1}k.busy(!0);var f=k.createStateObject(b,c,d);k.isLastSavedState(f)?k.busy(!1):(k.storeState(f),k.expectedStateId=f.id,l.replaceState(f.id,f.title,f.url),k.Adapter.trigger(a,"popstate"));return!0},k.bugs.safariPoll&&i(k.safariStatePoll,k.options.safariPollInterval);if(e.vendor==="Apple Computer, Inc."||(e.appCodeName||"")==="Mozilla")k.Adapter.bind(a,"hashchange",function(){k.Adapter.trigger(a,"popstate")}),k.getHash()&&k.Adapter.onDomLoad(function(){k.Adapter.trigger(a,"hashchange")})}},k.init()})(window)