overleaf/services/web/public/js/libs/algolia-2.5.2.js

/*!
 * algoliasearch 2.5.2
 * https://github.com/algolia/algoliasearch-client-js
 * Copyright 2014 Algolia SAS; Licensed MIT
 */

function AlgoliaExplainResults(a,b,c){function d(a,b){var c=[];if("object"==typeof a&&"matchedWords"in a&&"value"in a){for(var e=!1,f=0;f<a.matchedWords.length;++f){var g=a.matchedWords[f];g in b||(b[g]=1,e=!0)}e&&c.push(a.value)}else if("[object Array]"===Object.prototype.toString.call(a))for(var h=0;h<a.length;++h){var i=d(a[h],b);c=c.concat(i)}else if("object"==typeof a)for(var j in a)a.hasOwnProperty(j)&&(c=c.concat(d(a[j],b)));return c}function e(a,b,c){var f=a._highlightResult||a;if(-1===c.indexOf("."))return c in f?d(f[c],b):[];for(var g=c.split("."),h=f,i=0;i<g.length;++i){if("[object Array]"===Object.prototype.toString.call(h)){for(var j=[],k=0;k<h.length;++k)j=j.concat(e(h[k],b,g.slice(i).join(".")));return j}if(!(g[i]in h))return[];h=h[g[i]]}return d(h,b)}var f={},g={},h=e(a,g,b);if(f.title=h.length>0?h[0]:"",f.subtitles=[],"undefined"!=typeof c)for(var i=0;i<c.length;++i)for(var j=e(a,g,c[i]),k=0;k<j.length;++k)f.subtitles.push({attr:c[i],value:j[k]});return f}var ALGOLIA_VERSION="2.5.2",AlgoliaSearch=function(a,b,c,d,e){var f=this;this.applicationID=a,this.apiKey=b,this._isUndefined(e)&&(e=[a+"-1.algolia.io",a+"-2.algolia.io",a+"-3.algolia.io"]),this.hosts=[];for(var g=0;g<e.length;++g)Math.random()>.5&&this.hosts.reverse(),this.hosts.push(this._isUndefined(c)||null==c?("https:"==document.location.protocol?"https":"http")+"://"+e[g]:"https"===c||"HTTPS"===c?"https://"+e[g]:"http://"+e[g]);Math.random()>.5&&this.hosts.reverse(),this.jsonp=null,this.jsonpWait=0,this._jsonRequest({method:"GET",url:"/1/isalive",callback:function(a){f.jsonp=!a}}),this.extraHeaders=[]};AlgoliaSearch.prototype={deleteIndex:function(a,b){this._jsonRequest({method:"DELETE",url:"/1/indexes/"+encodeURIComponent(a),callback:b})},moveIndex:function(a,b,c){var d={operation:"move",destination:b};this._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(a)+"/operation",body:d,callback:c})},copyIndex:function(a,b,c){var d={operation:"copy",destination:b};this._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(a)+"/operation",body:d,callback:c})},getLogs:function(a,b,c){this._isUndefined(b)&&(b=0),this._isUndefined(c)&&(c=10),this._jsonRequest({method:"GET",url:"/1/logs?offset="+b+"&length="+c,callback:a})},listIndexes:function(a){this._jsonRequest({method:"GET",url:"/1/indexes",callback:a})},initIndex:function(a){return new this.Index(this,a)},listUserKeys:function(a){this._jsonRequest({method:"GET",url:"/1/keys",callback:a})},getUserKeyACL:function(a,b){this._jsonRequest({method:"GET",url:"/1/keys/"+a,callback:b})},deleteUserKey:function(a,b){this._jsonRequest({method:"DELETE",url:"/1/keys/"+a,callback:b})},addUserKey:function(a,b){var c={};c.acl=a,this._jsonRequest({method:"POST",url:"/1/keys",body:c,callback:b})},addUserKeyWithValidity:function(a,b,c,d,e){var f=this,g={};g.acl=a,g.validity=b,g.maxQueriesPerIPPerHour=c,g.maxHitsPerQuery=d,this._jsonRequest({method:"POST",url:"/1/indexes/"+f.indexName+"/keys",body:g,callback:e})},setSecurityTags:function(a){if("[object Array]"===Object.prototype.toString.call(a)){for(var b=[],c=0;c<a.length;++c)if("[object Array]"===Object.prototype.toString.call(a[c])){for(var d=[],e=0;e<a[c].length;++e)d.push(a[c][e]);b.push("("+d.join(",")+")")}else b.push(a[c]);a=b.join(",")}this.tagFilters=a},setUserToken:function(a){this.userToken=a},startQueriesBatch:function(){this.batch=[]},addQueryInBatch:function(a,b,c){var d="query="+encodeURIComponent(b);this._isUndefined(c)||null==c||(d=this._getSearchParams(c,d)),this.batch.push({indexName:a,params:d})},clearCache:function(){this.cache={}},sendQueriesBatch:function(a,b){var c=this,d={requests:[],apiKey:this.apiKey,appID:this.applicationID};this.userToken&&(d["X-Algolia-UserToken"]=this.userToken),this.tagFilters&&(d["X-Algolia-TagFilters"]=this.tagFilters);for(var e=0;e<c.batch.length;++e)d.requests.push(c.batch[e]);if(window.clearTimeout(c.onDelayTrigger),!this._isUndefined(b)&&null!=b&&b>0){var f=window.setTimeout(function(){c._sendQueriesBatch(d,a)},b);c.onDelayTrigger=f}else this._sendQueriesBatch(d,a)},Index:function(a,b){this.indexName=b,this.as=a,this.typeAheadArgs=null,this.typeAheadValueOption=null},setExtraHeader:function(a,b){this.extraHeaders.push({key:a,value:b})},_sendQueriesBatch:function(a,b){if(null==this.jsonp){var c=this;return void this._waitReady(function(){c._sendQueriesBatch(a,b)})}if(this.jsonp){for(var d="",e=0;e<a.requests.length;++e){var f="/1/indexes/"+encodeURIComponent(a.requests[e].indexName)+"?"+a.requests[e].params;d+=e+"="+encodeURIComponent(f)+"&"}this._jsonRequest({cache:this.cache,method:"GET",jsonp:!0,url:"/1/indexes/*",body:{params:d},callback:b})}else this._jsonRequest({cache:this.cache,method:"POST",url:"/1/indexes/*/queries",body:a,callback:b})},_jsonRequest:function(a){var b=this,c=a.callback,d=null,e=a.url;if(this._isUndefined(a.body)||(e=a.url+"_body_"+JSON.stringify(a.body)),!this._isUndefined(a.cache)&&(d=a.cache,!this._isUndefined(d[e])))return void(this._isUndefined(c)||c(!0,d[e]));var f=function(g){var h=0;return b._isUndefined(g)||(h=g),b.hosts.length<=h?void(b._isUndefined(c)||c(!1,{message:"Cannot contact server"})):(a.callback=function(g,i,j,k){i||b._isUndefined(k)||window.console&&console.log("Error: "+k.message),i&&!b._isUndefined(a.cache)&&(d[e]=k),!i&&g&&h+1<b.hosts.length?f(h+1):b._isUndefined(c)||c(i,k)},a.hostname=b.hosts[h],void b._jsonRequestByHost(a))};f()},_jsonRequestByHost:function(a){var b=this,c=a.hostname+a.url;if(this.jsonp){if(!a.jsonp)return void a.callback(!0,!1,null,{message:"Method "+a.method+" "+c+" is not supported by JSONP."});this.jsonpCounter=this.jsonpCounter||0,this.jsonpCounter+=1;var d="algoliaJSONP_"+this.jsonpCounter;window[d]=function(b){a.callback(!1,!0,null,b);try{delete window[d]}catch(c){window[d]=void 0}};var e=document.createElement("script");e.type="text/javascript",e.src=c+"?callback="+d+","+this.applicationID+","+this.apiKey,a["X-Algolia-TagFilters"]&&(e.src+="&X-Algolia-TagFilters="+a["X-Algolia-TagFilters"]),a["X-Algolia-UserToken"]&&(e.src+="&X-Algolia-UserToken="+a["X-Algolia-UserToken"]),a.body&&a.body.params&&(e.src+="&"+a.body.params);var f=document.getElementsByTagName("head")[0];e.onerror=function(){a.callback(!0,!1,null,{message:"Failed to load JSONP script."}),f.removeChild(e);try{delete window[d]}catch(b){window[d]=void 0}};var g=!1;e.onload=e.onreadystatechange=function(){if(!(g||this.readyState&&"loaded"!=this.readyState&&"complete"!=this.readyState)){if(g=!0,"undefined"==typeof window[d+"_loaded"]){a.callback(!0,!1,null,{message:"Failed to load JSONP script."});try{delete window[d]}catch(b){window[d]=void 0}}else try{delete window[d+"_loaded"]}catch(b){window[d+"_loaded"]=void 0}e.onload=e.onreadystatechange=null,f.removeChild(e)}},f.appendChild(e)}else{var h=null;this._isUndefined(a.body)||(h=JSON.stringify(a.body));var i=window.XMLHttpRequest?new XMLHttpRequest:{};if("withCredentials"in i){i.open(a.method,c,!0),i.setRequestHeader("X-Algolia-API-Key",this.apiKey),i.setRequestHeader("X-Algolia-Application-Id",this.applicationID);for(var j=0;j<this.extraHeaders.length;++j)i.setRequestHeader(this.extraHeaders[j].key,this.extraHeaders[j].value);null!=h&&i.setRequestHeader("Content-type","application/json")}else{if("undefined"==typeof XDomainRequest)return window.console&&console.log("Your browser is too old to support CORS requests"),void a.callback(!1,!1,null,{message:"CORS not supported"});i=new XDomainRequest,i.open(a.method,c)}i.send(h),i.onload=function(c){if(b._isUndefined(c)||null==c.target)a.callback(!1,!0,c,JSON.parse(i.responseText));else{var d=0===c.target.status||503===c.target.status,e=200===c.target.status||201===c.target.status;a.callback(d,e,c.target,null!=c.target.response?JSON.parse(c.target.response):null)}},i.onerror=function(b){a.callback(!0,!1,null,{message:"Could not connect to host",error:b})}}},_waitReady:function(a){null==this.jsonp&&(this.jsonpWait+=100,this.jsonpWait>2e3&&(this.jsonp=!0),setTimeout(a,100))},_getSearchParams:function(a,b){if(this._isUndefined(a)||null==a)return b;for(var c in a)null!=c&&a.hasOwnProperty(c)&&(b+=0===b.length?"?":"&",b+=c+"="+encodeURIComponent("[object Array]"===Object.prototype.toString.call(a[c])?JSON.stringify(a[c]):a[c]));return b},_isUndefined:function(a){return void 0===a},applicationID:null,apiKey:null,tagFilters:null,userToken:null,hosts:[],cache:{},extraHeaders:[]},AlgoliaSearch.prototype.Index.prototype={clearCache:function(){this.cache={}},addObject:function(a,b,c){var d=this;this.as._jsonRequest(this.as._isUndefined(c)?{method:"POST",url:"/1/indexes/"+encodeURIComponent(d.indexName),body:a,callback:b}:{method:"PUT",url:"/1/indexes/"+encodeURIComponent(d.indexName)+"/"+encodeURIComponent(c),body:a,callback:b})},addObjects:function(a,b){for(var c=this,d={requests:[]},e=0;e<a.length;++e){var f={action:"addObject",body:a[e]};d.requests.push(f)}this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/batch",body:d,callback:b})},getObject:function(a,b,c){if(null==this.as.jsonp){var d=this;return void this.as._waitReady(function(){d.getObject(a,b,c)})}var e=this,f="";if(!this.as._isUndefined(c)){f="?attributes=";for(var g=0;g<c.length;++g)0!==g&&(f+=","),f+=c[g]}this.as._jsonRequest({method:"GET",jsonp:!0,url:"/1/indexes/"+encodeURIComponent(e.indexName)+"/"+encodeURIComponent(a)+f,callback:b})},partialUpdateObject:function(a,b){var c=this;this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/"+encodeURIComponent(a.objectID)+"/partial",body:a,callback:b})},partialUpdateObjects:function(a,b){for(var c=this,d={requests:[]},e=0;e<a.length;++e){var f={action:"partialUpdateObject",objectID:a[e].objectID,body:a[e]};d.requests.push(f)}this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/batch",body:d,callback:b})},saveObject:function(a,b){var c=this;this.as._jsonRequest({method:"PUT",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/"+encodeURIComponent(a.objectID),body:a,callback:b})},saveObjects:function(a,b){for(var c=this,d={requests:[]},e=0;e<a.length;++e){var f={action:"updateObject",objectID:a[e].objectID,body:a[e]};d.requests.push(f)}this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/batch",body:d,callback:b})},deleteObject:function(a,b){if(null==a||0===a.length)return void b(!1,{message:"empty objectID"});var c=this;this.as._jsonRequest({method:"DELETE",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/"+encodeURIComponent(a),callback:b})},search:function(a,b,c,d){var e=this,f="query="+encodeURIComponent(a);if(this.as._isUndefined(c)||null==c||(f=this.as._getSearchParams(c,f)),window.clearTimeout(e.onDelayTrigger),!this.as._isUndefined(d)&&null!=d&&d>0){var g=window.setTimeout(function(){e._search(f,b)},d);e.onDelayTrigger=g}else this._search(f,b)},browse:function(a,b,c){var d=this,e="?page="+a;_.isUndefined(c)||(e+="&hitsPerPage="+c),this.as._jsonRequest({method:"GET",url:"/1/indexes/"+encodeURIComponent(d.indexName)+"/browse"+e,callback:b})},ttAdapter:function(a){var b=this;return function(c,d){b.search(c,function(a,b){a&&d(b.hits)},a)}},waitTask:function(a,b){var c=this;this.as._jsonRequest({method:"GET",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/task/"+a,callback:function(d,e){d?"published"===e.status?b(!0,e):setTimeout(function(){c.waitTask(a,b)},100):b(!1,e)}})},clearIndex:function(a){var b=this;this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(b.indexName)+"/clear",callback:a})},getSettings:function(a){var b=this;this.as._jsonRequest({method:"GET",url:"/1/indexes/"+encodeURIComponent(b.indexName)+"/settings",callback:a})},setSettings:function(a,b){var c=this;this.as._jsonRequest({method:"PUT",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/settings",body:a,callback:b})},listUserKeys:function(a){var b=this;this.as._jsonRequest({method:"GET",url:"/1/indexes/"+encodeURIComponent(b.indexName)+"/keys",callback:a})},getUserKeyACL:function(a,b){var c=this;this.as._jsonRequest({method:"GET",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/keys/"+a,callback:b})},deleteUserKey:function(a,b){var c=this;this.as._jsonRequest({method:"DELETE",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/keys/"+a,callback:b})},addUserKey:function(a,b){var c=this,d={};d.acl=a,this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(c.indexName)+"/keys",body:d,callback:b})},addUserKeyWithValidity:function(a,b,c,d,e){var f=this,g={};g.acl=a,g.validity=b,g.maxQueriesPerIPPerHour=c,g.maxHitsPerQuery=d,this.as._jsonRequest({method:"POST",url:"/1/indexes/"+encodeURIComponent(f.indexName)+"/keys",body:g,callback:e})},_search:function(a,b){if(null==this.as.jsonp){var c=this;return void this.as._waitReady(function(){c._search(a,b)})}var d={params:a,apiKey:this.as.apiKey,appID:this.as.applicationID};this.as.tagFilters&&(d["X-Algolia-TagFilters"]=this.as.tagFilters),this.as.userToken&&(d["X-Algolia-UserToken"]=this.as.userToken),this.as._jsonRequest(this.as.jsonp?{cache:this.cache,method:"GET",jsonp:!0,url:"/1/indexes/"+encodeURIComponent(this.indexName),body:d,callback:b}:{cache:this.cache,method:"POST",url:"/1/indexes/"+encodeURIComponent(this.indexName)+"/query",body:d,callback:b})},as:null,indexName:null,cache:{},typeAheadArgs:null,typeAheadValueOption:null,emptyConstructor:function(){}},function(){var a=function(a){a=a||{};for(var b=1;b<arguments.length;b++)if(arguments[b])for(var c in arguments[b])arguments[b].hasOwnProperty(c)&&(a[c]=arguments[b][c]);return a};window.AlgoliaSearchHelper=function(b,c,d){var e={facets:[],disjunctiveFacets:[],hitsPerPage:20};this.init(b,c,a({},e,d))},AlgoliaSearchHelper.prototype={init:function(a,b,c){this.client=a,this.index=b,this.options=c,this.page=0,this.refinements={},this.disjunctiveRefinements={}},search:function(a,b,c){this.q=a,this.searchCallback=b,this.searchParams=c||{},this.page=this.page||0,this.refinements=this.refinements||{},this.disjunctiveRefinements=this.disjunctiveRefinements||{},this._search()},clearRefinements:function(){this.disjunctiveRefinements={},this.refinements={}},addDisjunctiveRefine:function(a,b){this.disjunctiveRefinements=this.disjunctiveRefinements||{},this.disjunctiveRefinements[a]=this.disjunctiveRefinements[a]||{},this.disjunctiveRefinements[a][b]=!0},removeDisjunctiveRefine:function(a,b){this.disjunctiveRefinements=this.disjunctiveRefinements||{},this.disjunctiveRefinements[a]=this.disjunctiveRefinements[a]||{};try{delete this.disjunctiveRefinements[a][b]}catch(c){this.disjunctiveRefinements[a][b]=void 0}},addRefine:function(a,b){var c=a+":"+b;this.refinements=this.refinements||{},this.refinements[c]=!0},removeRefine:function(a,b){var c=a+":"+b;this.refinements=this.refinements||{},this.refinements[c]=!1},toggleRefine:function(a,b){for(var c=0;c<this.options.facets.length;++c)if(this.options.facets[c]==a){var d=a+":"+b;return this.refinements[d]=!this.refinements[d],this.page=0,this._search(),!0}this.disjunctiveRefinements[a]=this.disjunctiveRefinements[a]||{};for(var e=0;e<this.options.disjunctiveFacets.length;++e)if(this.options.disjunctiveFacets[e]==a)return this.disjunctiveRefinements[a][b]=!this.disjunctiveRefinements[a][b],this.page=0,this._search(),!0;return!1},isRefined:function(a,b){var c=a+":"+b;return this.refinements[c]?!0:this.disjunctiveRefinements[a]&&this.disjunctiveRefinements[a][b]?!0:!1},nextPage:function(){this._gotoPage(this.page+1)},previousPage:function(){this.page>0&&this._gotoPage(this.page-1)},gotoPage:function(a){this._gotoPage(a)},setPage:function(a){this.page=a},_gotoPage:function(a){this.page=a,this._search()},_search:function(){this.client.startQueriesBatch(),this.client.addQueryInBatch(this.index,this.q,this._getHitsSearchParams());for(var a=0;a<this.options.disjunctiveFacets.length;++a)this.client.addQueryInBatch(this.index,this.q,this._getDisjunctiveFacetSearchParams(this.options.disjunctiveFacets[a]));var b=this;this.client.sendQueriesBatch(function(a,c){if(!a)return void b.searchCallback(!1,c);var d=c.results[0];d.disjunctiveFacets={},d.facetStats={};for(var e=1;e<c.results.length;++e){for(var f in c.results[e].facets)if(d.disjunctiveFacets[f]=c.results[e].facets[f],b.disjunctiveRefinements[f])for(var g in 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