/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
if(!dojo._hasResource["dojo.i18n"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojo.i18n"] = true;
dojo.provide("dojo.i18n");
dojo.getObject("i18n", true, dojo);
/*=====
dojo.i18n = {
// summary: Utility classes to enable loading of resources for internationalization (i18n)
};
=====*/
// when using a real AMD loader, dojo.i18n.getLocalization is already defined by dojo/lib/backCompat
dojo.i18n.getLocalization = dojo.i18n.getLocalization || function(/*String*/packageName, /*String*/bundleName, /*String?*/locale){
// summary:
// Returns an Object containing the localization for a given resource
// bundle in a package, matching the specified locale.
// description:
// Returns a hash containing name/value pairs in its prototypesuch
// that values can be easily overridden. Throws an exception if the
// bundle is not found. Bundle must have already been loaded by
// `dojo.requireLocalization()` or by a build optimization step. NOTE:
// try not to call this method as part of an object property
// definition (`var foo = { bar: dojo.i18n.getLocalization() }`). In
// some loading situations, the bundle may not be available in time
// for the object definition. Instead, call this method inside a
// function that is run after all modules load or the page loads (like
// in `dojo.addOnLoad()`), or in a widget lifecycle method.
// packageName:
// package which is associated with this resource
// bundleName:
// the base filename of the resource bundle (without the ".js" suffix)
// locale:
// the variant to load (optional). By default, the locale defined by
// the host environment: dojo.locale
locale = dojo.i18n.normalizeLocale(locale);
// look for nearest locale match
var elements = locale.split('-');
var module = [packageName,"nls",bundleName].join('.');
var bundle = dojo._loadedModules[module];
if(bundle){
var localization;
for(var i = elements.length; i > 0; i--){
var loc = elements.slice(0, i).join('_');
if(bundle[loc]){
localization = bundle[loc];
break;
}
}
if(!localization){
localization = bundle.ROOT;
}
// make a singleton prototype so that the caller won't accidentally change the values globally
if(localization){
var clazz = function(){};
clazz.prototype = localization;
return new clazz(); // Object
}
}
throw new Error("Bundle not found: " + bundleName + " in " + packageName+" , locale=" + locale);
};
dojo.i18n.normalizeLocale = function(/*String?*/locale){
// summary:
// Returns canonical form of locale, as used by Dojo.
//
// description:
// All variants are case-insensitive and are separated by '-' as specified in [RFC 3066](http://www.ietf.org/rfc/rfc3066.txt).
// If no locale is specified, the dojo.locale is returned. dojo.locale is defined by
// the user agent's locale unless overridden by djConfig.
var result = locale ? locale.toLowerCase() : dojo.locale;
if(result == "root"){
result = "ROOT";
}
return result; // String
};
dojo.i18n._requireLocalization = function(/*String*/moduleName, /*String*/bundleName, /*String?*/locale, /*String?*/availableFlatLocales){
// summary:
// See dojo.requireLocalization()
// description:
// Called by the bootstrap, but factored out so that it is only
// included in the build when needed.
var targetLocale = dojo.i18n.normalizeLocale(locale);
var bundlePackage = [moduleName, "nls", bundleName].join(".");
// NOTE:
// When loading these resources, the packaging does not match what is
// on disk. This is an implementation detail, as this is just a
// private data structure to hold the loaded resources. e.g.
// `tests/hello/nls/en-us/salutations.js` is loaded as the object
// `tests.hello.nls.salutations.en_us={...}` The structure on disk is
// intended to be most convenient for developers and translators, but
// in memory it is more logical and efficient to store in a different
// order. Locales cannot use dashes, since the resulting path will
// not evaluate as valid JS, so we translate them to underscores.
//Find the best-match locale to load if we have available flat locales.
var bestLocale = "";
if(availableFlatLocales){
var flatLocales = availableFlatLocales.split(",");
for(var i = 0; i < flatLocales.length; i++){
//Locale must match from start of string.
//Using ["indexOf"] so customBase builds do not see
//this as a dojo._base.array dependency.
if(targetLocale["indexOf"](flatLocales[i]) == 0){
if(flatLocales[i].length > bestLocale.length){
bestLocale = flatLocales[i];
}
}
}
if(!bestLocale){
bestLocale = "ROOT";
}
}
//See if the desired locale is already loaded.
var tempLocale = availableFlatLocales ? bestLocale : targetLocale;
var bundle = dojo._loadedModules[bundlePackage];
var localizedBundle = null;
if(bundle){
if(dojo.config.localizationComplete && bundle._built){return;}
var jsLoc = tempLocale.replace(/-/g, '_');
var translationPackage = bundlePackage+"."+jsLoc;
localizedBundle = dojo._loadedModules[translationPackage];
}
if(!localizedBundle){
bundle = dojo["provide"](bundlePackage);
var syms = dojo._getModuleSymbols(moduleName);
var modpath = syms.concat("nls").join("/");
var parent;
dojo.i18n._searchLocalePath(tempLocale, availableFlatLocales, function(loc){
var jsLoc = loc.replace(/-/g, '_');
var translationPackage = bundlePackage + "." + jsLoc;
var loaded = false;
if(!dojo._loadedModules[translationPackage]){
// Mark loaded whether it's found or not, so that further load attempts will not be made
dojo["provide"](translationPackage);
var module = [modpath];
if(loc != "ROOT"){module.push(loc);}
module.push(bundleName);
var filespec = module.join("/") + '.js';
loaded = dojo._loadPath(filespec, null, function(hash){
hash = hash.root || hash;
// Use singleton with prototype to point to parent bundle, then mix-in result from loadPath
var clazz = function(){};
clazz.prototype = parent;
bundle[jsLoc] = new clazz();
for(var j in hash){ bundle[jsLoc][j] = hash[j]; }
});
}else{
loaded = true;
}
if(loaded && bundle[jsLoc]){
parent = bundle[jsLoc];
}else{
bundle[jsLoc] = parent;
}
if(availableFlatLocales){
//Stop the locale path searching if we know the availableFlatLocales, since
//the first call to this function will load the only bundle that is needed.
return true;
}
});
}
//Save the best locale bundle as the target locale bundle when we know the
//the available bundles.
if(availableFlatLocales && targetLocale != bestLocale){
bundle[targetLocale.replace(/-/g, '_')] = bundle[bestLocale.replace(/-/g, '_')];
}
};
(function(){
// If other locales are used, dojo.requireLocalization should load them as
// well, by default.
//
// Override dojo.requireLocalization to do load the default bundle, then
// iterate through the extraLocale list and load those translations as
// well, unless a particular locale was requested.
var extra = dojo.config.extraLocale;
if(extra){
if(!extra instanceof Array){
extra = [extra];
}
var req = dojo.i18n._requireLocalization;
dojo.i18n._requireLocalization = function(m, b, locale, availableFlatLocales){
req(m,b,locale, availableFlatLocales);
if(locale){return;}
for(var i=0; i<extra.length; i++){
req(m,b,extra[i], availableFlatLocales);
}
};
}
})();
dojo.i18n._searchLocalePath = function(/*String*/locale, /*Boolean*/down, /*Function*/searchFunc){
// summary:
// A helper method to assist in searching for locale-based resources.
// Will iterate through the variants of a particular locale, either up
// or down, executing a callback function. For example, "en-us" and
// true will try "en-us" followed by "en" and finally "ROOT".
locale = dojo.i18n.normalizeLocale(locale);
var elements = locale.split('-');
var searchlist = [];
for(var i = elements.length; i > 0; i--){
searchlist.push(elements.slice(0, i).join('-'));
}
searchlist.push(false);
if(down){searchlist.reverse();}
for(var j = searchlist.length - 1; j >= 0; j--){
var loc = searchlist[j] || "ROOT";
var stop = searchFunc(loc);
if(stop){ break; }
}
};
dojo.i18n._preloadLocalizations = function(/*String*/bundlePrefix, /*Array*/localesGenerated){
// summary:
// Load built, flattened resource bundles, if available for all
// locales used in the page. Only called by built layer files.
function preload(locale){
locale = dojo.i18n.normalizeLocale(locale);
dojo.i18n._searchLocalePath(locale, true, function(loc){
for(var i=0; i<localesGenerated.length;i++){
if(localesGenerated[i] == loc){
dojo["require"](bundlePrefix+"_"+loc);
return true; // Boolean
}
}
return false; // Boolean
});
}
preload();
var extra = dojo.config.extraLocale||[];
for(var i=0; i<extra.length; i++){
preload(extra[i]);
}
};
}