egroupware/phpgwapi/js/jsapi/egw_lang.js

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/**
* EGroupware clientside API object
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Andreas Stöckel (as AT stylite.de)
* @author Ralf Becker <RalfBecker@outdoor-training.de>
* @version $Id$
*/
"use strict";
/*egw:uses
egw_core;
egw_files;
egw_ready;
*/
egw.extend('lang', egw.MODULE_GLOBAL, function() {
/**
* Translations
*
* @access: private, use egw.lang() or egw.set_lang_arr()
*/
var lang_arr = {};
// Return the actual extension
return {
/**
* Set translation for a given application
*
* @param string _app
* @param object _message message => translation pairs
*/
set_lang_arr: function(_app, _messages)
{
if(!jQuery.isArray(_messages))
{
lang_arr[_app] = _messages;
}
},
/**
* Translate a given phrase replacing optional placeholders
*
* @param string _msg message to translate
* @param string _arg1 ... _argN
*/
lang: function(_msg, _arg1)
{
if(typeof _msg !== "string")
{
egw().debug("warn", "Cannot translate an object", _msg);
return _msg;
}
var translation = _msg;
_msg = _msg.toLowerCase();
// search apps in given order for a replacement
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var apps = ['custom', this.getAppName(), 'etemplate', 'common'];
for(var i = 0; i < apps.length; ++i)
{
if (typeof lang_arr[apps[i]] != "undefined" &&
typeof lang_arr[apps[i]][_msg] != 'undefined')
{
translation = lang_arr[apps[i]][_msg];
break;
}
}
if (arguments.length == 1) return translation;
if (arguments.length == 2) return translation.replace('%1', arguments[1]);
// to cope with arguments containing '%2' (eg. an urlencoded path like a referer),
// we first replace all placeholders '%N' with '|%N|' and then we replace all '|%N|' with arguments[N]
translation = translation.replace(/%([0-9]+)/g, '|%$1|');
for(var i = 1; i < arguments.length; ++i)
{
translation = translation.replace('|%'+i+'|', arguments[i]);
}
return translation;
},
/**
* Includes the language files for the given applications -- if those
* do not already exist, include them.
*
* @param _window is the window which needs the language -- this is
* needed as the "ready" event has to be postponed in that window until
* all lang files are included.
* @param _apps is an array containing the applications for which the
* data is needed as objects of the following form:
* {
* app: <APPLICATION NAME>,
* lang: <LANGUAGE CODE>
* }
*/
langRequire: function(_window, _apps) {
// Get the ready and the files module for the given window
var ready = this.module("ready", _window);
var files = this.module("files", this.window);
// Build the file names which should be included
var jss = [];
for (var i = 0; i < _apps.length; i++)
{
if (typeof lang_arr[_apps[i].app] === "undefined")
{
jss.push(this.webserverUrl
+ '/phpgwapi/lang.php?app='
+ _apps[i].app + '&lang=' + _apps[i].lang);
}
}
// Only continue if we need to include a language
if (jss.length > 0)
{
// Require a "ready postpone token"
var token = ready.readyWaitFor();
// Call "readyDone" once all js files have been included.
files.includeJS(jss, function () {
ready.readyDone(token);
}, this);
}
}
};
});