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

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e=e||r,e.URL===e.location.href?e.location.href:e.location.href===decodeURIComponent(e.URL)?e.URL:e.location.hash&&decodeURIComponent(e.location.href.replace(/^[^#]+/,""))===e.location.hash?e.location.href:e.URL.indexOf("#")==-1&&e.location.href.indexOf("#")!=-1?e.location.href:e.URL||e.location.href},h.store={},h.idToState=h.idToState||{},h.stateToId=h.stateToId||{},h.urlToId=h.urlToId||{},h.storedStates=h.storedStates||[],h.savedStates=h.savedStates||[],h.normalizeStore=function(){h.store.idToState=h.store.idToState||{},h.store.urlToId=h.store.urlToId||{},h.store.stateToId=h.store.stateToId||{}},h.getState=function(e,t){typeof e=="undefined"&&(e=!0),typeof t=="undefined"&&(t=!0);var n=h.getLastSavedState();return!n&&t&&(n=h.createStateObject()),e&&(n=h.cloneObject(n),n.url=n.cleanUrl||n.url),n},h.getIdByState=function(e){var t=h.extractId(e.url),n;if(!t){n=h.getStateString(e);if(typeof h.stateToId[n]!="undefined")t=h.stateToId[n];else if(typeof h.store.stateToId[n]!="undefined")t=h.store.stateToId[n];else{for(;;){t=(new Date).getTime()+String(Math.random()).replace(/\D/g,"");if(typeof h.idToState[t]=="undefined"&&typeof h.store.idToState[t]=="undefined")break}h.stateToId[n]=t,h.idToState[t]=e}}return t},h.normalizeState=function(e){var t,n;if(!e||typeof e!="object")e={};if(typeof e.normalized!="undefined")return e;if(!e.data||typeof e.data!="object")e.data={};return t={},t.normalized=!0,t.title=e.title||"",t.url=h.getFullUrl(e.url?decodeURIComponent(e.url):h.getLocationHref()),t.hash=h.getShortUrl(t.url),t.data=h.cloneObject(e.data),t.id=h.getIdByState(t),t.cleanUrl=t.url.replace(/\??\&_suid.*/,""),t.url=t.cleanUrl,n=!h.isEmptyObject(t.data),(t.title||n)&&h.options.disableSuid!==!0&&(t.hash=h.getShortUrl(t.url).replace(/\??\&_suid.*/,""),/\?/.test(t.hash)||(t.hash+="?"),t.hash+="&_suid="+t.id),t.hashedUrl=h.getFullUrl(t.hash),(h.emulated.pushState||h.bugs.safariPoll)&&h.hasUrlDuplicate(t)&&(t.url=t.hashedUrl),t},h.createStateObject=function(e,t,n){var r={data:e,title:t,url:n};return r=h.normalizeState(r),r},h.getStateById=function(e){e=String(e);var n=h.idToState[e]||h.store.idToState[e]||t;return n},h.getStateString=function(e){var t,n,r;return t=h.normalizeState(e),n={data:t.data,title:e.title,url:e.url},r=l.stringify(n),r},h.getStateId=function(e){var t,n;return t=h.normalizeState(e),n=t.id,n},h.getHashByState=function(e){var t,n;return t=h.normalizeState(e),n=t.hash,n},h.extractId=function(e){var t,n,r,i;return e.indexOf("#")!=-1?i=e.split("#")[0]:i=e,n=/(.*)\&_suid=([0-9]+)$/.exec(i),r=n?n[1]||e:e,t=n?String(n[2]||""):"",t||!1},h.isTraditionalAnchor=function(e){var t=!/[\/\?\.]/.test(e);return t},h.extractState=function(e,t){var n=null,r,i;return t=t||!1,r=h.extractId(e),r&&(n=h.getStateById(r)),n||(i=h.getFullUrl(e),r=h.getIdByUrl(i)||!1,r&&(n=h.getStateById(r)),!n&&t&&!h.isTraditionalAnchor(e)&&(n=h.createStateObject(null,null,i))),n},h.getIdByUrl=function(e){var n=h.urlToId[e]||h.store.urlToId[e]||t;return n},h.getLastSavedState=function(){return h.savedStates[h.savedStates.length-1]||t},h.getLastStoredState=function(){return h.storedStates[h.storedStates.length-1]||t},h.hasUrlDuplicate=function(e){var t=!1,n;return n=h.extractState(e.url),t=n&&n.id!==e.id,t},h.storeState=function(e){return h.urlToId[e.url]=e.id,h.storedStates.push(h.cloneObject(e)),e},h.isLastSavedState=function(e){var t=!1,n,r,i;return h.savedStates.length&&(n=e.id,r=h.getLastSavedState(),i=r.id,t=n===i),t},h.saveState=function(e){return h.isLastSavedState(e)?!1:(h.savedStates.push(h.cloneObject(e)),!0)},h.getStateByIndex=function(e){var t=null;return typeof e=="undefined"?t=h.savedStates[h.savedStates.length-1]:e<0?t=h.savedStates[h.savedStates.length+e]:t=h.savedStates[e],t},h.getCurrentIndex=function(){var e=null;return h.savedStates.length<1?e=0:e=h.savedStates.length-1,e},h.getHash=function(e){var t=h.getLocationHref(e),n;return n=h.getHashByUrl(t),n},h.unescapeHash=function(e){var t=h.normalizeHash(e);return t=decodeURIComponent(t),t},h.normalizeHash=function(e){var t=e.replace(/[^#]*#/,"").replace(/#.*/,"");return t},h.setHash=function(e,t){var n,i;return t!==!1&&h.busy()?(h.pushQueue({scope:h,callback:h.setHash,args:arguments,queue:t}),!1):(h.busy(!0),n=h.extractState(e,!0),n&&!h.emulated.pushState?h.pushState(n.data,n.title,n.url,!1):h.getHash()!==e&&(h.bugs.setHash?(i=h.getPageUrl(),h.pushState(null,null,i+"#"+e,!1)):r.location.hash=e),h)},h.escapeHash=function(t){var n=h.normalizeHash(t);return n=e.encodeURIComponent(n),h.bugs.hashEscape||(n=n.replace(/\%21/g,"!").replace(/\%26/g,"&").replace(/\%3D/g,"=").replace(/\%3F/g,"?")),n},h.getHashByUrl=function(e){var t=String(e).replace(/([^#]*)#?([^#]*)#?(.*)/,"$2");return t=h.unescapeHash(t),t},h.setTitle=function(e){var t=e.title,n;t||(n=h.getStateByIndex(0),n&&n.url===e.url&&(t=n.title||h.options.initialTitle));try{r.getElementsByTagName("title")[0].innerHTML=t.replace("<","&lt;").replace(">","&gt;").replace(" & "," &amp; ")}catch(i){}return r.title=t,h},h.queues=[],h.busy=function(e){typeof e!="undefined"?h.busy.flag=e:typeof h.busy.flag=="undefined"&&(h.busy.flag=!1);if(!h.busy.flag){u(h.busy.timeout);var t=function(){var e,n,r;if(h.busy.flag)return;for(e=h.queues.length-1;e>=0;--e){n=h.queues[e];if(n.length===0)continue;r=n.shift(),h.fireQueueItem(r),h.busy.timeout=o(t,h.options.busyDelay)}};h.busy.timeout=o(t,h.options.busyDelay)}return h.busy.flag},h.busy.flag=!1,h.fireQueueItem=function(e){return e.callback.apply(e.scope||h,e.args||[])},h.pushQueue=function(e){return h.queues[e.queue||0]=h.queues[e.queue||0]||[],h.queues[e.queue||0].push(e),h},h.queue=function(e,t){return typeof e=="function"&&(e={callback:e}),typeof t!="undefined"&&(e.queue=t),h.busy()?h.pushQueue(e):h.fireQueueItem(e),h},h.clearQueue=function(){return h.busy.flag=!1,h.queues=[],h},h.stateChanged=!1,h.doubleChecker=!1,h.doubleCheckComplete=function(){return h.stateChanged=!0,h.doubleCheckClear(),h},h.doubleCheckClear=function(){return h.doubleChecker&&(u(h.doubleChecker),h.doubleChecker=!1),h},h.doubleCheck=function(e){return h.stateChanged=!1,h.doubleCheckClear(),h.bugs.ieDoubleCheck&&(h.doubleChecker=o(function(){return h.doubleCheckClear(),h.stateChanged||e(),!0},h.options.doubleCheckInterval)),h},h.safariStatePoll=function(){var t=h.extractState(h.getLocationHref()),n;if(!h.isLastSavedState(t))return n=t,n||(n=h.createStateObject()),h.Adapter.trigger(e,"popstate"),h;return},h.back=function(e){return e!==!1&&h.busy()?(h.pushQueue({scope:h,callback:h.back,args:arguments,queue:e}),!1):(h.busy(!0),h.doubleCheck(function(){h.back(!1)}),p.go(-1),!0)},h.forward=function(e){return e!==!1&&h.busy()?(h.pushQueue({scope:h,callback:h.forward,args:arguments,queue:e}),!1):(h.busy(!0),h.doubleCheck(function(){h.forward(!1)}),p.go(1),!0)},h.go=function(e,t){var n;if(e>0)for(n=1;n<=e;++n)h.forward(t);else{if(!(e<0))throw new Error("History.go: History.go requires a positive or negative integer passed.");for(n=-1;n>=e;--n)h.back(t)}return h};if(h.emulated.pushState){var v=function(){};h.pushState=h.pushState||v,h.replaceState=h.replaceState||v}else h.onPopState=function(t,n){var r=!1,i=!1,s,o;return h.doubleCheckComplete(),s=h.getHash(),s?(o=h.extractState(s||h.getLocationHref(),!0),o?h.replaceState(o.data,o.title,o.url,!1):(h.Adapter.trigger(e,"anchorchange"),h.busy(!1)),h.expectedStateId=!1,!1):(r=h.Adapter.extractEventData("state",t,n)||!1,r?i=h.getStateById(r):h.expectedStateId?i=h.getStateById(h.expectedStateId):i=h.extractState(h.getLocationHref()),i||(i=h.createStateObject(null,null,h.getLocationHref())),h.expectedStateId=!1,h.isLastSavedState(i)?(h.busy(!1),!1):(h.storeState(i),h.saveState(i),h.setTitle(i),h.Adapter.trigger(e,"statechange"),h.busy(!1),!0))},h.Adapter.bind(e,"popstate",h.onPopState),h.pushState=function(t,n,r,i){if(h.getHashByUrl(r)&&h.emulated.pushState)throw new Error("History.js does not support states with fragement-identifiers (hashes/anchors).");if(i!==!1&&h.busy())return h.pushQueue({scope:h,callback:h.pushState,args:arguments,queue:i}),!1;h.busy(!0);var s=h.createStateObject(t,n,r);return h.isLastSavedState(s)?h.busy(!1):(h.storeState(s),h.expectedStateId=s.id,p.pushState(s.id,s.title,s.url),h.Adapter.trigger(e,"popstate")),!0},h.replaceState=function(t,n,r,i){if(h.getHashByUrl(r)&&h.emulated.pushState)throw new Error("History.js does not support states with fragement-identifiers (hashes/anchors).");if(i!==!1&&h.busy())return h.pushQueue({scope:h,callback:h.replaceState,args:arguments,queue:i}),!1;h.busy(!0);var s=h.createStateObject(t,n,r);return h.isLastSavedState(s)?h.busy(!1):(h.storeState(s),h.expectedStateId=s.id,p.replaceState(s.id,s.title,s.url),h.Adapter.trigger(e,"popstate")),!0};if(s){try{h.store=l.parse(s.getItem("History.store"))||{}}catch(m){h.store={}}h.normalizeStore()}else h.store={},h.normalizeStore();h.Adapter.bind(e,"unload",h.clearAllIntervals),h.saveState(h.storeState(h.extractState(h.getLocationHref(),!0))),s&&(h.onUnload=function(){var e,t,n;try{e=l.parse(s.getItem("History.store"))||{}}catch(r){e={}}e.idToState=e.idToState||{},e.urlToId=e.urlToId||{},e.stateToId=e.stateToId||{};for(t in h.idToState){if(!h.idToState.hasOwnProperty(t))continue;e.idToState[t]=h.idToState[t]}for(t in h.urlToId){if(!h.urlToId.hasOwnProperty(t))continue;e.urlToId[t]=h.urlToId[t]}for(t in h.stateToId){if(!h.stateToId.hasOwnProperty(t))continue;e.stateToId[t]=h.stateToId[t]}h.store=e,h.normalizeStore(),n=l.stringify(e);try{s.setItem("History.store",n)}catch(i){if(!/QUOTA_EXCEEDED_ERR/.test(i.message))throw i;s.removeItem("History.store"),s.setItem("History.store",n)}},h.intervalList.push(a(h.onUnload,h.options.storeInterval)),h.Adapter.bind(e,"beforeunload",h.onUnload),h.Adapter.bind(e,"unload",h.onUnload));if(!h.emulated.pushState){h.bugs.safariPoll&&h.intervalList.push(a(h.safariStatePoll,h.options.safariPollInterval));if(i.vendor==="Apple Computer, Inc."||(i.appCodeName||"")==="Mozilla")h.Adapter.bind(e,"hashchange",function(){h.Adapter.trigger(e,"popstate")}),h.getHash()&&h.Adapter.onDomLoad(function(){h.Adapter.trigger(e,"hashchange")})}},(!h.options||!h.options.delayInit)&&h.init()})(window)