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|
<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id: Translate.php 526 2008-06-25 23:57:04Z matt $
*
* @package Piwik
*/
/**
* @package Piwik
*/
class Piwik_Translate
{
static private $instance = null;
private $englishLanguageLoaded = false;
/**
* @return Piwik_Translate
*/
static public function getInstance()
{
if (self::$instance == null)
{
$c = __CLASS__;
self::$instance = new $c();
}
return self::$instance;
}
public function loadEnglishTranslation()
{
require "lang/en.php";
$this->mergeTranslationArray($translations);
$this->setLocale();
$this->englishLanguageLoaded = true;
}
public function loadUserTranslation()
{
$language = $this->getLanguageToLoad();
if($language === 'en'
&& $this->englishLanguageLoaded)
{
return;
}
require "lang/" . $language . ".php";
$this->mergeTranslationArray($translations);
$this->setLocale();
}
public function mergeTranslationArray($translation)
{
if(!isset($GLOBALS['Piwik_translations']))
{
$GLOBALS['Piwik_translations'] = array();
}
// we could check that no string overlap here
$GLOBALS['Piwik_translations'] = array_merge($GLOBALS['Piwik_translations'], $translation);
}
/**
* @return string the language filename prefix, eg 'en' for english
* @throws exception if the language set is not a valid filename
*/
public function getLanguageToLoad()
{
static $language = null;
if(!is_null($language))
{
return $language;
}
Piwik_PostEvent('Translate.getLanguageToLoad', $language);
if(is_null($language) || empty($language))
{
$language = Zend_Registry::get('config')->General->default_language;
}
if( Piwik_Common::isValidFilename($language))
{
return $language;
}
else
{
throw new Exception("The language selected ('$language') is not a valid language file ");
}
}
/**
* Generate javascript translations array
*
* @return string containing javascript code with translations array (including <script> tag)
*/
public function getJavascriptTranslations(array $moduleList)
{
if( empty($moduleList) )
{
return '';
}
$js = 'var translations = {';
$moduleRegex = '#^(';
foreach($moduleList as $module)
{
$moduleRegex .= $module.'|';
}
$moduleRegex = substr($moduleRegex, 0, -1);
$moduleRegex .= ')_([^_]+)_js$#i';
foreach($GLOBALS['Piwik_translations'] as $key => $value)
{
if( preg_match($moduleRegex,$key) ) {
$js .= '"'.$key.'": "'.str_replace('"','\"',$value).'",';
}
}
$js = substr($js,0,-1);
$js .= '};';
$js .= 'if(typeof(piwik_translations) == \'undefined\') { var piwik_translations = new Object; }'.
'for(var i in translations) { piwik_translations[i] = translations[i];} ';
$js .= 'function _pk_translate(translationStringId) { '.
'if( typeof(piwik_translations[translationStringId]) != \'undefined\' ){ return piwik_translations[translationStringId]; }'.
'return "The string "+translationStringId+" was not loaded in javascript. Make sure it is prefixed with _js";}';
return $js;
}
private function setLocale()
{
setlocale(LC_ALL, $GLOBALS['Piwik_translations']['General_Locale']);
}
}
function Piwik_Translate($string, $args = array())
{
if(!is_array($args))
{
$args = array($args);
}
if(isset($GLOBALS['Piwik_translations'][$string]))
{
$string = $GLOBALS['Piwik_translations'][$string];
}
if(count($args) == 0)
{
return $string;
}
return vsprintf($string, $args);
}
/**
* Returns translated string or given message if translation is not found.
* This function does not throw any exception. Use it to translate exceptions.
*
* @param string Translation string index
* @return string
*/
function Piwik_TranslateException($message, $args = array())
{
try {
return Piwik_Translate($message, $args);
}
catch(Exception $e) {
return $message;
}
}
|
