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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 $Id$
*
* @category Piwik_Plugins
* @package Piwik_LanguagesManager
*
*/
/**
*
* @package Piwik_LanguagesManager
*/
class Piwik_LanguagesManager extends Piwik_Plugin
{
public function getInformation()
{
return array(
'name' => 'Languages Management',
'description' => 'This plugin will display a list of the available languages for the Piwik interface. The language selected will be saved in the preferences for each user.',
'author' => 'Piwik',
'homepage' => 'http://piwik.org/',
'version' => '0.1',
);
}
public function getListHooksRegistered()
{
return array(
'template_css_import' => 'css',
'template_topBar' => 'showLanguagesSelector',
'Translate.getLanguageToLoad' => 'getLanguageToLoad',
);
}
function css()
{
echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"themes/default/styles.css\" />\n";
}
/**
* Show styled language selection drop-down list
*
* @param string $url The form action. Default is to save language.
*/
function showLanguagesSelector()
{
$view = Piwik_View::factory("languages");
$view->languages = Piwik_LanguagesManager_API::getAvailableLanguageNames();
$view->currentLanguageCode = self::getLanguageCodeForCurrentUser();
$view->currentLanguageName = self::getLanguageNameForCurrentUser();
echo $view ->render();
}
function getLanguageToLoad($notification)
{
$language =& $notification->getNotificationObject();
$language = self::getLanguageCodeForCurrentUser();
}
/**
* @throws Zend_Db_Statement_Exception if non-recoverable error
*/
public function install()
{
// we catch the exception
try{
$sql = "CREATE TABLE ". Piwik::prefixTable('user_language')." (
login VARCHAR( 100 ) NOT NULL ,
language VARCHAR( 10 ) NOT NULL ,
PRIMARY KEY ( login )
) DEFAULT CHARSET=utf8 " ;
Piwik_Exec($sql);
} catch(Zend_Db_Statement_Exception $e){
// mysql code error 1050:table already exists
// see bug #153 http://dev.piwik.org/trac/ticket/153
if(!Zend_Registry::get('db')->isErrNo($e, '1050'))
{
throw $e;
}
}
}
/**
* @throws Zend_Db_Statement_Exception if non-recoverable error
*/
public function uninstall()
{
$sql = "DROP TABLE ". Piwik::prefixTable('user_language') ;
Piwik_Exec($sql);
}
/**
* @return string Two letters language code, eg. "fr"
*/
static public function getLanguageCodeForCurrentUser()
{
$languageCode = self::getLanguageFromPreferences();
if(!Piwik_LanguagesManager_API::isLanguageAvailable($languageCode))
{
$languageCode = Piwik_Common::extractLanguageCodeFromBrowserLanguage(Piwik_Common::getBrowserLanguage(), Piwik_LanguagesManager_API::getAvailableLanguages());
}
if(!Piwik_LanguagesManager_API::isLanguageAvailable($languageCode))
{
$languageCode = 'en';
}
return $languageCode;
}
/**
* @return string Full english language string, eg. "French"
*/
static public function getLanguageNameForCurrentUser()
{
$languageCode = self::getLanguageCodeForCurrentUser();
$languages = Piwik_LanguagesManager_API::getAvailableLanguageNames();
foreach($languages as $language)
{
if($language['code'] === $languageCode)
{
return $language['name'];
}
}
}
/**
* @return string|false if language preference could not be loaded
*/
static protected function getLanguageFromPreferences()
{
if ($language = Piwik_LanguagesManager_API::getLanguageForSession())
{
return $language;
}
try {
$currentUser = Piwik::getCurrentUserLogin();
return Piwik_LanguagesManager_API::getLanguageForUser($currentUser);
} catch(Exception $e) {
return false;
}
}
}
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