VulpesOS/assets/webapps/search.gaiamobile.org/js/search.js

;(function(){'use strict';var SEARCH_DELAY=500;var MAX_GRID_SIZE=4;window.Search={_port:null,providers:{},gridCount:0,searchResults:document.getElementById('search-results'),offlineMessage:document.getElementById('offline-message'),suggestionsWrapper:document.getElementById('suggestions-wrapper'),grid:document.getElementById('icons'),gridWrapper:document.getElementById('icons-wrapper'),suggestionsEnabled:false,suggestionNotice:document.getElementById('suggestions-notice-wrapper'),get settingsLink(){return document.getElementById('settings-link');},toShowNotice:null,NOTICE_KEY:'notice-shown',init:function(){this.dedupe=new SearchDedupe();this.metrics=new MetricsHelper();this.metrics.init();var self=this;navigator.mozApps.getSelf().onsuccess=function(){var app=this.result;app.connect('search-results').then(function onConnAccepted(ports){ports.forEach(function(port){self._port=port;});setConnectionHandler();},function onConnectionRejected(reason){console.log('Error connecting: '+reason+'\n');});};function setConnectionHandler(){navigator.mozSetMessageHandler('connection',function(connectionRequest){var keyword=connectionRequest.keyword;var port=connectionRequest.port;if(keyword==='search'){port.onmessage=self.dispatchMessage.bind(self);port.start();}});initializeProviders();}
function initializeProviders(){for(var i in self.providers){self.providers[i].init(self);}}
var enabledKey='search.suggestions.enabled';SettingsListener.observe(enabledKey,true,function(enabled){this.suggestionsEnabled=enabled;}.bind(this));this.initNotice();this.initConnectivityCheck();this.contextmenu=new Contextmenu();window.addEventListener('resize',this.resize);window.addEventListener('scroll',this.onScroll);navigator.mozSetMessageHandler('activity',this.handleActivityEvents.bind(this));},resize:function(){if(this.grid&&this.grid.render){this.grid.render({rerender:true,skipDivider:true});}},onScroll:function(){window.focus();},provider:function(provider){if(!(provider.name in this.providers)){this.providers[provider.name]=provider;}},dispatchMessage:function(msg){if(typeof this[msg.data.action]==='function'){this[msg.data.action](msg);}},change:function(msg){clearTimeout(this.changeTimeout);this.showSearchResults();var input=msg.data.input;var providers=this.providers;this.changeTimeout=setTimeout(()=>{this.clear();this.dedupe.reset();Object.keys(providers).forEach((providerKey)=>{var provider=providers[providerKey];var preventRemoteFetch=UrlHelper.isURL(input)||msg.data.isPrivateBrowser||!this.suggestionsEnabled;if(provider.remote&&preventRemoteFetch){return;}
if(provider.name==='Suggestions'){var toShow=input.length>2&&this.toShowNotice&&this.suggestionsEnabled&&this.suggestionNotice.hidden&&navigator.onLine;if(toShow){this.suggestionNotice.hidden=false;}}
provider.search(input,preventRemoteFetch).then((results)=>{this.collect(provider,results);},error=>{if(error)console.warn('Search provider '+provider.name+': '+error);});});},SEARCH_DELAY);},initNotice:function(){var confirm=document.getElementById('suggestions-notice-confirm');confirm.addEventListener('click',this.discardNotice.bind(this,true));var settingsLink=this.settingsLink;if(settingsLink){settingsLink.addEventListener('click',this.openSettings.bind(this));}
asyncStorage.getItem(this.NOTICE_KEY,function(value){if(this.toShowNotice===null){this.toShowNotice=!value;}}.bind(this));},openSettings:function(){this.discardNotice();new MozActivity({name:'configure',data:{target:'device',section:'search'}});},discardNotice:function(focus){this.suggestionNotice.hidden=true;this.toShowNotice=false;asyncStorage.setItem(this.NOTICE_KEY,true);if(focus){this._port.postMessage({'action':'focus'});}},expandSearch:function(query){this.clear();this.providers.WebResults.fullscreen(query);},collect:function(provider,results){if(provider.dedupes){results=this.dedupe.reduce(results,provider.dedupeStrategy);}
if(provider.isGridProvider&&(results.length+this.gridCount)>MAX_GRID_SIZE){var spaces=MAX_GRID_SIZE-this.gridCount;if(spaces<1){this.abort();return;}
results.splice(spaces,(results.length-spaces));}
if(provider.isGridProvider){this.gridCount+=results.length;}
this.gridWrapper.classList.toggle('hidden',!this.gridCount);provider.render(results);},handleActivityEvents:function(activity){var activityName=activity.source.name;if(activityName==='search'){this.submit({data:{input:activity.source.data.keyword}});}},submit:function(msg){this.discardNotice();var input=msg.data.input;if(UrlHelper.isNotURL(input)){this.metrics.report('websearch',SearchProvider('title'));var url=SearchProvider('searchUrl').replace('{searchTerms}',encodeURIComponent(input));this.navigate(url);return;}
var hasScheme=UrlHelper.hasScheme(input);if(!hasScheme){input='http://'+input;}
this.navigate(input);},clear:function(msg){this.abort();for(var i in this.providers){this.providers[i].clear();}
this.gridCount=0;this.suggestionNotice.hidden=true;},showSearchResults:function(){if(this.searchResults){this.searchResults.classList.remove('hidden');}},abort:function(){clearTimeout(this.changeTimeout);for(var i in this.providers){this.providers[i].abort();}},close:function(){this.abort();this._port.postMessage({'action':'hide'});},navigate:function(url){new MozActivity({name:'view',data:{type:'url',url:url}});},setInput:function(input){this._port.postMessage({'action':'input','input':input});this.expandSearch(input);},initConnectivityCheck:function(){var self=this;function onConnectivityChange(){if(navigator.onLine){self.searchResults.classList.remove('offline');}else{self.searchResults.classList.add('offline');}}
this.offlineMessage.addEventListener('click',function(){var activity=new window.MozActivity({name:'configure',data:{target:'device',section:'root',filterBy:'connectivity'}});activity.onsuccess=function(){};});window.addEventListener('offline',onConnectivityChange);window.addEventListener('online',onConnectivityChange);onConnectivityChange();}};window.addEventListener('load',Search.init.bind(Search));})();