define(['jquery'], function ($) {
/**
* Lang - language functions
*
*
* JavaScript
*
* @author Sergii Beskorovainyi <bsa2657@yandex.ru>
* @license MIT <http://www.opensource.org/licenses/mit-license.php>
* @link https://github.com/bsa-git/silex-mvc/
*/
var Lang = Class.extend({
init: function (sys) {
this.sys = sys;
//------------
// Msgs
var msgs = this.sys.getMessages('div.msg-box p');
_.extend(this, msgs);
// Removed from the base URL addresses last slash
this['urlBase'] = _.initial(this['urlBase']).join('');
// Get translation data
this.getTransData();
},
/**
* Get translation data from server
* and save to jStorage database
*
*/
getTransData: function ()
{
var url, onAjaxSuccess;
var translate, hash = "";
var ttl_jstorage = this.sys.settings['ttl_jstorage'];
//--------------------
try {
// Get translation data
translate = $.jStorage.get("trans");
if (translate) {
hash = translate.hash;
if (this.lang_hash === hash) {
return;
}
}
onAjaxSuccess = function (jsonData) {
// Get language data
if (jsonData.hash) {
// Set data for TTL
$.jStorage.set("trans", jsonData);
$.jStorage.setTTL("trans", ttl_jstorage);
}
};
// Send ajax request to the server
url = this['urlBase'] + '/lang';
this.sys.post(url, {hash: hash}, onAjaxSuccess, false);
} catch (ex) {
if (ex instanceof Error) {
this.sys.onFailure(ex.name + ": " + ex.message);
}
}
},
/**
* Get translation value for id
* and set value options
*
* @param String messageId
* @param Object options {title: 'My Title' }
* @returns String
*/
trans: function (messageId, options)
{
var ttl_jstorage = this.sys.settings['ttl_jstorage'];
var translate, tmpl, url, msg;
var result = "";
options = options || {};
//-----------------------
// Find value in this
if (this[messageId]) {
msg = this[messageId];
tmpl = _.template(msg);
result = tmpl(options);
return result;
}
// Find value in jStorage
translate = $.jStorage.get("trans");
if (translate) {
if (translate.values[messageId]) {
msg = translate.values[messageId];
tmpl = _.template(msg);
result = tmpl(options);
}
} else {
onAjaxSuccess = function (jsonData) {
// Get language data
if (jsonData.hash) {
// Set data for TTL
$.jStorage.set("trans", jsonData);
$.jStorage.setTTL("trans", ttl_jstorage);
// Get value
translate = $.jStorage.get("trans");
if (translate.values[messageId]) {
msg = translate.values[messageId];
tmpl = _.template(msg);
result = tmpl(options);
}
}
};
// Send synchronous ajax request to the server
url = this['urlBase'] + '/lang';
this.sys.post(url, {hash: ''}, onAjaxSuccess, false);
}
return result;
}
});
return Lang;
});
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