VulpesOS/assets/webapps/clock.gaiamobile.org/shared/js/intl_helper.js
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2026-09-30 23:13:03 +02:00

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3.6 KiB
JavaScript

;;(function(global){'use strict';const helperCache=new Map();const knownObjects={datetime:{create:function(options){const customOptions=Object.assign({},options);if(options.hour){customOptions.hour12=navigator.mozHour12;}
return Intl.DateTimeFormat(navigator.languages,customOptions);},isAffected:function(obj,reason){if(['languagechange','moztimechange'].includes(reason)){return true;}
if(reason==='timeformatchange'){return'hour'in obj.options;}
return false;}},mozdatetime:{create:function(options){const customOptions=Object.assign({},options);if(options.hour){customOptions.hour12=navigator.mozHour12;}
return mozIntl.DateTimeFormat(navigator.languages,customOptions);},isAffected:function(obj,reason){if(['languagechange','moztimechange'].includes(reason)){return true;}
if(reason==='timeformatchange'){return'hour'in obj.options;}
return false;}},mozduration:{create:function(options){return mozIntl.DurationFormat(navigator.languages,options);},isAffected:function(obj,reason){return reason==='languagechange';}},number:{create:function(options){return Intl.NumberFormat(navigator.languages,options);},isAffected:function(obj,reason){return reason==='languagechange';}},collator:{create:function(options){return Intl.Collator(navigator.languages,options);},isAffected:function(obj,reason){return reason==='languagechange';}},};global.IntlHelper={define:function(name,type,options){if(!knownObjects.hasOwnProperty(type)){throw new Error('Unknown type: '+type);}
if(helperCache.has(name)){throw new Error('Intl Object with name "'+name+'" already exists');}
helperCache.set(name,{options,type,intlObject:undefined,listeners:new Set()});},get:function(name){if(!helperCache.has(name)){throw new Error('Intl Object with name "'+name+'" is not defined');}
const obj=helperCache.get(name);if(!knownObjects.hasOwnProperty(obj.type)){throw new Error('Unknown type: '+obj.type);}
if(obj.intlObject===undefined){obj.intlObject=knownObjects[obj.type].create(obj.options);}
return obj.intlObject;},observe:function(names,cb){if(typeof names==='string'){names=[names];}
for(var name of names){if(!helperCache.has(name)){throw new Error('Intl Object with name "'+name+'" is not defined');}
const obj=helperCache.get(name);obj.listeners.add(cb);}},unobserve:function(name,cb){const obj=helperCache.get(name);obj.listeners.delete(cb);},_fireObservers:function(affectedObjects,...args){const affectedCallbacks=new Set();affectedObjects.forEach(obj=>obj.listeners.forEach(cb=>affectedCallbacks.add(cb)));affectedCallbacks.forEach(cb=>{try{cb(...args);}catch(e){console.error('Error in callback: '+e.toString());console.error(e.stack);}});},handleEvent:function(evt){const affectedObjects=resetObjects(evt.type);if(evt.type==='languagechange'&&navigator.mozL10n){waitOnDOMLocalized(()=>global.IntlHelper._fireObservers(affectedObjects));}else{global.IntlHelper._fireObservers(affectedObjects);}},_resetObjectCache:function(){helperCache.clear();}};function waitOnDOMLocalized(cb){const resolver=()=>{document.removeEventListener('DOMRetranslated',resolver);window.removeEventListener('localized',resolver);cb();};document.addEventListener('DOMRetranslated',resolver,false);window.addEventListener('localized',resolver,false);}
function resetObjects(reason){const affectedObjects=new Set();helperCache.forEach((obj,name)=>{if(knownObjects[obj.type].isAffected(obj,reason)){obj.intlObject=undefined;affectedObjects.add(obj);}});return affectedObjects;}
window.addEventListener('timeformatchange',global.IntlHelper,false);window.addEventListener('languagechange',global.IntlHelper,false);window.addEventListener('moztimechange',global.IntlHelper,false);})(this);