diff options
author | Marcel Klehr <mklehr@gmx.net> | 2013-03-18 22:29:42 +0100 |
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committer | Marcel Klehr <mklehr@gmx.net> | 2013-03-18 22:29:42 +0100 |
commit | b3dbf1c995d16bb3c2ebbe630b00e5ef4b60dc1f (patch) | |
tree | 227a17b5db8d87ad900471d98d683263bca5b57a /src/static/js/html10n.js | |
parent | 65e51473bc2c3249141067b1ab9b8ad3011f29f2 (diff) | |
download | etherpad-lite-b3dbf1c995d16bb3c2ebbe630b00e5ef4b60dc1f.zip |
Update html10n.js
Diffstat (limited to 'src/static/js/html10n.js')
-rw-r--r-- | src/static/js/html10n.js | 230 |
1 files changed, 115 insertions, 115 deletions
diff --git a/src/static/js/html10n.js b/src/static/js/html10n.js index e1c025c4..aa53a266 100644 --- a/src/static/js/html10n.js +++ b/src/static/js/html10n.js @@ -23,27 +23,27 @@ window.html10n = (function(window, document, undefined) { // fix console - var console = window.console; + var console = window.console function interceptConsole(method){ - if (!console) return function() {}; + if (!console) return function() {} - var original = console[method]; + var original = console[method] // do sneaky stuff if (original.bind){ // Do this for normal browsers - return original.bind(console); + return original.bind(console) }else{ return function() { // Do this for IE - var message = Array.prototype.slice.apply(arguments).join(' '); - original(message); + var message = Array.prototype.slice.apply(arguments).join(' ') + original(message) } } } var consoleLog = interceptConsole('log') , consoleWarn = interceptConsole('warn') - , consoleError = interceptConsole('warn'); + , consoleError = interceptConsole('warn') // fix Array.prototype.instanceOf in, guess what, IE! <3 @@ -84,14 +84,14 @@ window.html10n = (function(window, document, undefined) { * MicroEvent - to make any js object an event emitter (server or browser) */ - var MicroEvent = function(){} + var MicroEvent = function(){} MicroEvent.prototype = { - bind : function(event, fct){ + bind : function(event, fct){ this._events = this._events || {}; this._events[event] = this._events[event] || []; this._events[event].push(fct); }, - unbind : function(event, fct){ + unbind : function(event, fct){ this._events = this._events || {}; if( event in this._events === false ) return; this._events[event].splice(this._events[event].indexOf(fct), 1); @@ -100,7 +100,7 @@ window.html10n = (function(window, document, undefined) { this._events = this._events || {}; if( event in this._events === false ) return; for(var i = 0; i < this._events[event].length; i++){ - this._events[event][i].apply(this, Array.prototype.slice.call(arguments, 1)); + this._events[event][i].apply(this, Array.prototype.slice.call(arguments, 1)) } } }; @@ -122,50 +122,50 @@ window.html10n = (function(window, document, undefined) { * and caching all necessary resources */ function Loader(resources) { - this.resources = resources; - this.cache = {}; // file => contents - this.langs = {}; // lang => strings + this.resources = resources + this.cache = {} // file => contents + this.langs = {} // lang => strings } Loader.prototype.load = function(lang, cb) { - if(this.langs[lang]) return cb(); + if(this.langs[lang]) return cb() if (this.resources.length > 0) { var reqs = 0; for (var i=0, n=this.resources.length; i < n; i++) { this.fetch(this.resources[i], lang, function(e) { reqs++; - if(e) return setTimeout(function(){ throw e }, 0); + if(e) console.warn(e) if (reqs < n) return;// Call back once all reqs are completed - cb && cb(); + cb && cb() }) } } } Loader.prototype.fetch = function(href, lang, cb) { - var that = this; + var that = this if (this.cache[href]) { this.parse(lang, href, this.cache[href], cb) return; } - var xhr = new XMLHttpRequest(); - xhr.open('GET', href, /*async: */true); + var xhr = new XMLHttpRequest() + xhr.open('GET', href, /*async: */true) if (xhr.overrideMimeType) { xhr.overrideMimeType('application/json; charset=utf-8'); } xhr.onreadystatechange = function() { if (xhr.readyState == 4) { if (xhr.status == 200 || xhr.status === 0) { - var data = JSON.parse(xhr.responseText); - that.cache[href] = data; + var data = JSON.parse(xhr.responseText) + that.cache[href] = data // Pass on the contents for parsing - that.parse(lang, href, data, cb); + that.parse(lang, href, data, cb) } else { - cb(new Error('Failed to load '+href)); + cb(new Error('Failed to load '+href)) } } }; @@ -174,39 +174,39 @@ window.html10n = (function(window, document, undefined) { Loader.prototype.parse = function(lang, currHref, data, cb) { if ('object' != typeof data) { - cb(new Error('A file couldn\'t be parsed as json.')); - return; + cb(new Error('A file couldn\'t be parsed as json.')) + return } - if (!data[lang]) lang = lang.substr(0, lang.indexOf('-') == -1? lang.length : lang.indexOf('-')); + if (!data[lang]) lang = lang.substr(0, lang.indexOf('-') == -1? lang.length : lang.indexOf('-')) if (!data[lang]) { - cb(new Error('Couldn\'t find translations for '+lang)); - return; + cb(new Error('Couldn\'t find translations for '+lang)) + return } if ('string' == typeof data[lang]) { // Import rule // absolute path - var importUrl = data[lang]; + var importUrl = data[lang] // relative path if(data[lang].indexOf("http") != 0 && data[lang].indexOf("/") != 0) { - importUrl = currHref+"/../"+data[lang]; + importUrl = currHref+"/../"+data[lang] } - this.fetch(importUrl, lang, cb); - return; + this.fetch(importUrl, lang, cb) + return } if ('object' != typeof data[lang]) { - cb(new Error('Translations should be specified as JSON objects!')); - return; + cb(new Error('Translations should be specified as JSON objects!')) + return } - this.langs[lang] = data[lang]; + this.langs[lang] = data[lang] // TODO: Also store accompanying langs - cb(); + cb() } @@ -216,11 +216,11 @@ window.html10n = (function(window, document, undefined) { var html10n = { language : null } - MicroEvent.mixin(html10n); + MicroEvent.mixin(html10n) - html10n.macros = {}; + html10n.macros = {} - html10n.rtl = ["ar","dv","fa","ha","he","ks","ku","ps","ur","yi"]; + html10n.rtl = ["ar","dv","fa","ha","he","ks","ku","ps","ur","yi"] /** * Get rules for plural forms (shared with JetPack), see: @@ -664,14 +664,14 @@ window.html10n = (function(window, document, undefined) { * @param langs An array of lang codes defining fallbacks */ html10n.localize = function(langs) { - var that = this; + var that = this // if only one string => create an array - if ('string' == typeof langs) langs = [langs]; + if ('string' == typeof langs) langs = [langs] this.build(langs, function(er, translations) { - html10n.translations = translations; - html10n.translateElement(translations); - that.trigger('localized'); + html10n.translations = translations + html10n.translateElement(translations) + that.trigger('localized') }) } @@ -682,78 +682,78 @@ window.html10n = (function(window, document, undefined) { * @param element A DOM element, if omitted, the document element will be used */ html10n.translateElement = function(translations, element) { - element = element || document.documentElement; + element = element || document.documentElement var children = element? getTranslatableChildren(element) : document.childNodes; for (var i=0, n=children.length; i < n; i++) { - this.translateNode(translations, children[i]); + this.translateNode(translations, children[i]) } // translate element itself if necessary - this.translateNode(translations, element); + this.translateNode(translations, element) } function asyncForEach(list, iterator, cb) { var i = 0 - , n = list.length; + , n = list.length iterator(list[i], i, function each(err) { - if(err) consoleLog(err); - i++; + if(err) consoleLog(err) + i++ if (i < n) return iterator(list[i],i, each); - cb(); + cb() }) } function getTranslatableChildren(element) { if(!document.querySelectorAll) { - if (!element) return []; + if (!element) return [] var nodes = element.getElementsByTagName('*') - , l10nElements = []; + , l10nElements = [] for (var i=0, n=nodes.length; i < n; i++) { if (nodes[i].getAttribute('data-l10n-id')) l10nElements.push(nodes[i]); } - return l10nElements; + return l10nElements } - return element.querySelectorAll('*[data-l10n-id]'); + return element.querySelectorAll('*[data-l10n-id]') } html10n.get = function(id, args) { - var translations = html10n.translations; - if(!translations) return consoleWarn('No translations available (yet)'); - if(!translations[id]) return consoleWarn('Could not find string '+id); + var translations = html10n.translations + if(!translations) return consoleWarn('No translations available (yet)') + if(!translations[id]) return consoleWarn('Could not find string '+id) // apply args - var str = substArguments(translations[id], args); + var str = substArguments(translations[id], args) // apply macros - return substMacros(id, str, args); + return substMacros(id, str, args) // replace {{arguments}} with their values or the // associated translation string (based on its key) function substArguments(str, args) { var reArgs = /\{\{\s*([a-zA-Z\.]+)\s*\}\}/ - , match; + , match while (match = reArgs.exec(str)) { if (!match || match.length < 2) - return str; // argument key not found + return str // argument key not found var arg = match[1] - , sub = ''; + , sub = '' if (arg in args) { - sub = args[arg]; + sub = args[arg] } else if (arg in translations) { - sub = translations[arg]; + sub = translations[arg] } else { - consoleWarn('Could not find argument {{' + arg + '}}'); - return str; + consoleWarn('Could not find argument {{' + arg + '}}') + return str } - str = str.substring(0, match.index) + sub + str.substr(match.index + match[0].length); + str = str.substring(0, match.index) + sub + str.substr(match.index + match[0].length) } - return str; + return str } // replace {[macros]} with their values @@ -766,21 +766,21 @@ window.html10n = (function(window, document, undefined) { // a macro has been found // Note: at the moment, only one parameter is supported var macroName = reMatch[1] - , paramName = reMatch[2]; + , paramName = reMatch[2] - if (!(macroName in gMacros)) return str; + if (!(macroName in gMacros)) return str - var param; + var param if (args && paramName in args) { - param = args[paramName]; + param = args[paramName] } else if (paramName in translations) { - param = translations[paramName]; + param = translations[paramName] } // there's no macro parser yet: it has to be defined in gMacros - var macro = html10n.macros[macroName]; - str = macro(translations, key, str, param); - return str; + var macro = html10n.macros[macroName] + str = macro(translations, key, str, param) + return str } } @@ -788,26 +788,26 @@ window.html10n = (function(window, document, undefined) { * Applies translations to a DOM node (recursive) */ html10n.translateNode = function(translations, node) { - var str = {}; + var str = {} // get id - str.id = node.getAttribute('data-l10n-id'); - if (!str.id) return; + str.id = node.getAttribute('data-l10n-id') + if (!str.id) return - if(!translations[str.id]) return consoleWarn('Couldn\'t find translation key '+str.id); + if(!translations[str.id]) return consoleWarn('Couldn\'t find translation key '+str.id) // get args if(window.JSON) { - str.args = JSON.parse(node.getAttribute('data-l10n-args')); + str.args = JSON.parse(node.getAttribute('data-l10n-args')) }else{ try{ - str.args = eval(node.getAttribute('data-l10n-args')); + str.args = eval(node.getAttribute('data-l10n-args')) }catch(e) { - consoleWarn('Couldn\'t parse args for '+str.id); + consoleWarn('Couldn\'t parse args for '+str.id) } } - str.str = html10n.get(str.id, str.args); + str.str = html10n.get(str.id, str.args) // get attribute name to apply str to var prop @@ -817,31 +817,31 @@ window.html10n = (function(window, document, undefined) { , "innerHTML": 1 , "alt": 1 , "textContent": 1 - }; + } if (index > 0 && str.id.substr(index + 1) in attrList) { // an attribute has been specified - prop = str.id.substr(index + 1); + prop = str.id.substr(index + 1) } else { // no attribute: assuming text content by default - prop = document.body.textContent ? 'textContent' : 'innerText'; + prop = document.body.textContent ? 'textContent' : 'innerText' } // Apply translation if (node.children.length === 0 || prop != 'textContent') { - node[prop] = str.str; + node[prop] = str.str } else { var children = node.childNodes, - found = false; + found = false for (var i=0, n=children.length; i < n; i++) { if (children[i].nodeType === 3 && /\S/.test(children[i].textContent)) { if (!found) { - children[i].nodeValue = str.str; - found = true; + children[i].nodeValue = str.str + found = true } else { - children[i].nodeValue = ''; + children[i].nodeValue = '' } } } if (!found) { - consoleWarn('Unexpected error: could not translate element content for key '+str.id, node); + consoleWarn('Unexpected error: could not translate element content for key '+str.id, node) } } } @@ -852,32 +852,32 @@ window.html10n = (function(window, document, undefined) { */ html10n.build = function(langs, cb) { var that = this - , build = {}; + , build = {} asyncForEach(langs, function (lang, i, next) { if(!lang) return next(); - that.loader.load(lang, next); + that.loader.load(lang, next) }, function() { - var lang; - langs.reverse(); + var lang + langs.reverse() // loop through priority array... for (var i=0, n=langs.length; i < n; i++) { - lang = langs[i]; + lang = langs[i] if(!lang || !(lang in that.loader.langs)) continue; // ... and apply all strings of the current lang in the list // to our build object for (var string in that.loader.langs[lang]) { - build[string] = that.loader.langs[lang][string]; + build[string] = that.loader.langs[lang][string] } // the last applied lang will be exposed as the // lang the page was translated to - that.language = lang; + that.language = lang } - cb(null, build); + cb(null, build) }) } @@ -893,8 +893,8 @@ window.html10n = (function(window, document, undefined) { * Returns the direction of the language returned be html10n#getLanguage */ html10n.getDirection = function() { - var langCode = this.language.indexOf('-') == -1? this.language : this.language.substr(0, this.language.indexOf('-')); - return html10n.rtl.indexOf(langCode) == -1? 'ltr' : 'rtl'; + var langCode = this.language.indexOf('-') == -1? this.language : this.language.substr(0, this.language.indexOf('-')) + return html10n.rtl.indexOf(langCode) == -1? 'ltr' : 'rtl' } /** @@ -903,28 +903,28 @@ window.html10n = (function(window, document, undefined) { html10n.index = function () { // Find all <link>s var links = document.getElementsByTagName('link') - , resources = []; + , resources = [] for (var i=0, n=links.length; i < n; i++) { if (links[i].type != 'application/l10n+json') continue; - resources.push(links[i].href); + resources.push(links[i].href) } - this.loader = new Loader(resources); - this.trigger('indexed'); + this.loader = new Loader(resources) + this.trigger('indexed') } if (document.addEventListener) // modern browsers and IE9+ document.addEventListener('DOMContentLoaded', function() { - html10n.index(); - }, false); + html10n.index() + }, false) else if (window.attachEvent) window.attachEvent('onload', function() { - html10n.index(); - }, false); + html10n.index() + }, false) // gettext-like shortcut if (window._ === undefined) window._ = html10n.get; - return html10n; -})(window, document); + return html10n +})(window, document)
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