VulpesOS/assets/webapps/homescreen.gaiamobile.org/shared/elements/gaia-site-icon/script.js
OverSu b38dea0597 Publish Vulpes Preview 15 sources for desktop, Android and Tundra
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
2026-09-30 23:13:03 +02:00

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11 KiB
JavaScript

;'use strict';window.GaiaAppIcon=(function(exports){const LAUNCH_TIMEOUT=500;const PREDEFINED_ICONS={default:'default_icon.svg',unrecoverable:'app_install_unrecoverable.svg',installing:'app_installing.svg',paused:'app_install_canceled.svg',failed:'app_install_failed.svg'};const SHADOW_BLUR=1;const SHADOW_OFFSET={x:1,y:1};const SHADOW_COLOR='rgba(0, 0, 0, 0.2)';const DEFAULT_BACKGROUND_COLOR='rgb(228, 234, 238)';const CANVAS_PADDING=2*window.devicePixelRatio;const FAVICON_SCALE=0.55;var proto=Object.create(HTMLElement.prototype);var base=window.GAIA_ICONS_BASE_URL||window.COMPONENTS_BASE_URL||'bower_components/';var baseurl=window.GaiaAppIconBaseurl||base+'gaia-site-icon/';proto.createdCallback=function(){this._template=template.content.cloneNode(true);var shadow=this.createShadowRoot();shadow.appendChild(this._template);this._container=shadow.getElementById('image-container');this._titleContainer=shadow.getElementById('title-container');this._subtitle=shadow.getElementById('subtitle');this._showName=true;this._image=null;this._app=null;this._bookmark=null;this._entryPoint='';this._size=-1;this._hasIcon=false;this._hasUserSetIcon=false;this._hasPredefinedIcon=false;this._iconUrl=null;this._pendingIconUrl=null;this._pendingIconRefresh=false;this._lastState=null;this._predefinedIcons={};for(var key in PREDEFINED_ICONS){this._predefinedIcons[key]=baseurl+'images/'+PREDEFINED_ICONS[key];}
this.tabIndex=0;this.setAttribute('role','link');var activate=()=>{if(!this.dispatchEvent(new CustomEvent('activated',{cancelable:true}))){return;}
this.launch();};this.addEventListener('keydown',(e)=>{switch(e.keyCode){case 32:case 13:activate();}});this.addEventListener('click',activate);this.refresh();};Object.defineProperty(proto,'app',{get:function(){return this._app;},set:function(app){if(this._app){this._app.removeEventListener('progress',this);this._app.removeEventListener('downloaderror',this);this._app.removeEventListener('downloadsuccess',this);this._app.removeEventListener('downloadapplied',this);}
delete this.dataset.testIconUrl;this._cancelIconLoad();this._removeOldIcon();this._hasIcon=false;this._app=app;if(!app){return;}
this._bookmark=null;this._app.addEventListener('progress',this);this._app.addEventListener('downloaderror',this);this._app.addEventListener('downloadsuccess',this);this._app.addEventListener('downloadapplied',this);this._container.classList.add('initial-load');},enumerable:true});Object.defineProperty(proto,'entryPoint',{get:function(){return this._entryPoint;},set:function(entryPoint){this._entryPoint=entryPoint?entryPoint:'';this.refresh();},enumerable:true});Object.defineProperty(proto,'state',{get:function(){if(!this.app){return'unavailable';}
if(this.app.installState==='pending'&&!this.app.downloadAvailable&&!this.app.readyToApplyDownload){return'unrecoverable';}
if(this.app.downloading){return'installing';}
if(this.app.downloadError){if(this.app.downloadError.name==='DOWNLOAD_CANCELED'){return'paused';}else{return'error';}}
if(this.app.installState==='pending'){return'paused';}
return'installed';},enumberable:true});Object.defineProperty(proto,'name',{get:function(){return this._subtitle?this._subtitle.textContent:'';},enumberable:true});Object.defineProperty(proto,'size',{get:function(){return(this._size===-1)?this.clientWidth:this._size;},set:function(size){this._size=size>=0?size:-1;},enumerable:true});Object.defineProperty(proto,'bookmark',{get:function(){return this._bookmark;},set:function(bookmark){if(!this._bookmark||this._bookmark.id!==bookmark.id){this.app=null;}
this._bookmark=bookmark;},enumerable:true});Object.defineProperty(proto,'icon',{get:function(){if(window.VulpesCompat&&this.app&&this._vulpesSourceIcon)return Promise.resolve(this._vulpesSourceIcon);return new Promise((resolve,reject)=>{if(!this._hasIcon||this._hasPredefinedIcon){return reject();}
var image=this._container.querySelector('img');if(!image){return reject();}
var canvas=document.createElement('canvas');var size=this.size*window.devicePixelRatio;canvas.width=canvas.height=size;var ctx=canvas.getContext('2d',{willReadFrequently:true});ctx.drawImage(image,0,0,size,size);try{canvas.toBlob((blob)=>{resolve(blob);});}catch(e){console.error('Failed to get canvas data for icon');reject(e);}});},set:function(blob){if(blob){this._prepareIconLoader();this._hasUserSetIcon=true;this._pendingIconUrl='user-set';this._image.src=URL.createObjectURL(blob);}else{this._pendingIconUrl=null;delete this.dataset.testIconUrl;this._cancelIconLoad();this._removeOldIcon();}},enumerable:true});Object.defineProperty(proto,'showName',{get:function(){return this._showName;},set:function(show){show=show?true:false;if(this._showName!==show){this._showName=show;this._titleContainer.classList.toggle('hidden',!show);}},enumerable:true});Object.defineProperty(proto,'isUserSet',{get:function(){return this._iconUrl==='user-set';},enumerable:true});proto._cancelIconLoad=function(){if(!this._image){return;}
this._pendingIconUrl=null;this._image.onload=null;this._image.src='';this._image=null;};proto._removeOldIcon=function(){while(this._container.children.length>1){this._container.removeChild(this._container.lastChild);}};proto.launch=function(){if(!this.app&&!this.bookmark){return;}
this.classList.add('launching');setTimeout(()=>{this.classList.remove('launching');},LAUNCH_TIMEOUT);if(this.app){window.performance.mark('appLaunch@'+this.app.origin);this.app.launch(this.entryPoint);}else{var features={name:this.bookmark.name,remote:true};if(this.bookmark.scope){features.scope=this.bookmark.scope;}
window.open(this.bookmark.url,'_samescope',Object.keys(features).map(function eachFeature(key){return encodeURIComponent(key)+'='+
encodeURIComponent(features[key]);}).join(','));}};proto._prepareIconLoader=function(){this._cancelIconLoad();this._hasPredefinedIcon=false;this._hasUserSetIcon=false;this._image=document.createElement('img');this._image.setAttribute('role','presentation');this._image.onload=()=>{this._image.onload=()=>{this._removeOldIcon();this._container.appendChild(this._image);this._container.classList.remove('initial-load');this._image=null;this._hasIcon=true;if(this._pendingIconUrl){this._iconUrl=this.dataset.testIconUrl=this._pendingIconUrl;this._pendingIconUrl=null;}
if(!this._hasPredefinedIcon){this.dispatchEvent(new CustomEvent('icon-loaded'));}
if(this._pendingIconRefresh){this._image=null;this._pendingIconRefresh=false;this.refresh();}};if(!this._hasUserSetIcon){var canvas=document.createElement('canvas');var size=this.size*window.devicePixelRatio;canvas.width=canvas.height=size;var ctx=canvas.getContext('2d',{willReadFrequently:true});ctx.shadowColor=SHADOW_COLOR;ctx.shadowBlur=SHADOW_BLUR;ctx.shadowOffsetX=SHADOW_OFFSET.x;ctx.shadowOffsetY=SHADOW_OFFSET.y;if(this.bookmark&&!this._hasPredefinedIcon){if(this._image.width<=size/2){ctx.beginPath();ctx.arc(size/2,size/2,size/2-CANVAS_PADDING,0,2*Math.PI);ctx.fillStyle=DEFAULT_BACKGROUND_COLOR;ctx.fill();ctx.shadowBlur=0;ctx.shadowOffsetY=0;ctx.mozImageSmoothingEnabled=false;var iconSize=size*FAVICON_SCALE;ctx.drawImage(this._image,(size-iconSize)/2,(size-iconSize)/2,iconSize,iconSize);}else{var clipCanvas=document.createElement('canvas');clipCanvas.width=clipCanvas.height=size;var clipCtx=clipCanvas.getContext('2d',{willReadFrequently:true});clipCtx.beginPath();clipCtx.arc(size/2,size/2,size/2-CANVAS_PADDING,0,2*Math.PI);clipCtx.clip();clipCtx.drawImage(this._image,CANVAS_PADDING,CANVAS_PADDING,size-CANVAS_PADDING*2,size-CANVAS_PADDING*2);ctx.drawImage(clipCanvas,0,0);}}else{ctx.drawImage(this._image,CANVAS_PADDING,CANVAS_PADDING,size-CANVAS_PADDING*2,size-CANVAS_PADDING*2);}
canvas.toBlob(function(image,blob){if(image.onload){image.src=URL.createObjectURL(blob);}}.bind(this,this._image));}
if(this._hasUserSetIcon){this._image.onload();}};this._image.onerror=(e)=>{console.error('Failed to load icon',e);this._pendingIconUrl=null;if(this._pendingIconRefresh){this._pendingIconRefresh=false;this._image=null;this.refresh();}else if(!this._hasIcon){this._image.onerror=null;this._setPredefinedIcon('default');}else{this._image=null;}};};proto._setPredefinedIcon=function(name){this._hasPredefinedIcon=true;this._image.src=this._pendingIconUrl=this._predefinedIcons[name];};proto._localizeString=function(str){var userLang=document.documentElement.lang;if(navigator.mozL10n&&navigator.mozL10n.ctx.qps.indexOf(userLang)!==-1){return navigator.mozL10n.qps[userLang].translate(str);}
return str;};proto.updateName=function(){if(this.app){var userLang=document.documentElement.lang;var ep=this.entryPoint||undefined;this.app.getLocalizedValue('short_name',userLang,ep).then((shortName)=>{this._subtitle.textContent=this._localizeString(shortName);},()=>{this.app.getLocalizedValue('name',userLang,ep).then((name)=>{this._subtitle.textContent=this._localizeString(name);},(e)=>{var manifest=this.app.manifest||this.app.updateManifest;if(manifest){var nameObject=(manifest.entry_points&&this.entryPoint)?manifest.entry_points[this.entryPoint]:manifest;this._subtitle.textContent=this._localizeString(nameObject.short_name||nameObject.name);}else{console.error('Error retrieving app name',e);this._subtitle.textContent='';}});});}else if(this.bookmark){this._subtitle.textContent=this.bookmark.name;}else{this._subtitle.textContent='';}};proto.refresh=function(){if(!this._template){return;}
this.updateName();this._container.classList.remove('downloading');if(this.app){this.dataset.identifier=this.app.manifestURL+
(this.entryPoint?'/'+this.entryPoint:'');}else if(this.bookmark){this.dataset.identifier=this.bookmark.id;}else{delete this.dataset.identifier;}
if(this._image){this._pendingIconRefresh=true;return;}
var size=this.size*window.devicePixelRatio;if(size<1){return;}
this._prepareIconLoader();if(this.bookmark){if(!this._hasIcon){this._setPredefinedIcon('default');}
return;}
var state=this._lastState=this.state;switch(state){case'unrecoverable':this._setPredefinedIcon('unrecoverable');break;case'installing':this._setPredefinedIcon('installing');this._container.classList.add('downloading');break;case'paused':this._setPredefinedIcon('paused');break;case'error':this._setPredefinedIcon('failed');break;case'installed':var handleError=function(image,e){if(e.message!=='NO_ICON'&&e.name!=='NO_ICON'){console.error('Failed to retrieve icon',e);}if(image.onload&&!this._hasIcon){this._setPredefinedIcon('default');}else{this._image=null;}};var getImage=()=>{navigator.mozApps.mgmt.getIcon(this.app,size,this.entryPoint).then(function(image,blob){this._pendingIconUrl='app-icon';if(window.VulpesCompat){this._vulpesSourceIcon=blob;this._hasUserSetIcon=true;}if(image.onload){image.src=URL.createObjectURL(blob);}}.bind(this,this._image),handleError.bind(this,this._image));};getImage();break;}};proto.handleEvent=function(e){switch(e.type){case'progress':case'downloadsuccess':if(this.state!==this._lastState){this.refresh();}
break;case'downloaderror':case'downloadapplied':this.refresh();break;}};var template=document.createElement('template');var stylesheet=baseurl+'style.css';template.innerHTML=`<style>@import url(${stylesheet});</style>
<div id="image-container"><div id="spinner"></div></div>
<div id="title-container"><div dir="auto" id="subtitle"></div></div>`;return document.registerElement('gaia-app-icon',{prototype:proto});})(window);