PHP JLanguage::exists方法代码示例

 /**
  * Initialise the application.
  *
  * @param	array	An optional associative array of configuration settings.
  */
 function initialise($options = array())
 {
     $config =& JFactory::getConfig();
     // if a language was specified it has priority
     // otherwise use user or default language settings
     if (empty($options['language'])) {
         $user =& JFactory::getUser();
         $lang = $user->getParam('admin_language');
         // Make sure that the user's language exists
         if ($lang && JLanguage::exists($lang)) {
             $options['language'] = $lang;
         } else {
             $params = JComponentHelper::getParams('com_languages');
             $client =& JApplicationHelper::getClientInfo($this->getClientId());
             $options['language'] = $params->get($client->name, $config->getValue('config.language', 'en-GB'));
         }
     }
     // One last check to make sure we have something
     if (!JLanguage::exists($options['language'])) {
         $lang = $config->getValue('config.language', 'en-GB');
         if (JLanguage::exists($lang)) {
             $options['language'] = $lang;
         } else {
             $options['language'] = 'en-GB';
             // as a last ditch fail to english
         }
     }
     parent::initialise($options);
 }

 /**
  * Test...
  *
  * @covers JLanguage::exists
  * @todo Implement testExists().
  *
  * @return void
  */
 public function testExists()
 {
     $this->assertFalse($this->object->exists(null));
     $basePath = __DIR__ . '/data';
     $this->assertTrue($this->object->exists('en-GB', $basePath));
     $this->assertFalse($this->object->exists('es-ES', $basePath));
 }

 public static function getList(&$params)
 {
     $lang = JFactory::getLanguage();
     $languages = JLanguageHelper::getLanguages();
     $db = JFactory::getDBO();
     $app = JFactory::getApplication();
     $query = $db->getQuery(true);
     $query->select('id');
     $query->select('language');
     $query->from($db->nameQuote('#__menu'));
     $query->where('home=1');
     $db->setQuery($query);
     $homes = $db->loadObjectList('language');
     foreach ($languages as $i => &$language) {
         // Do not display language without frontend UI
         if (!JLanguage::exists($language->lang_code)) {
             unset($languages[$i]);
         } elseif (!isset($homes[$language->lang_code])) {
             unset($languages[$i]);
         } else {
             if ($app->getLanguageFilter()) {
                 $language->active = $language->lang_code == $lang->getTag();
                 if ($app->getCfg('sef') == '1') {
                     $itemid = isset($homes[$language->lang_code]) ? $homes[$language->lang_code]->id : $homes['*']->id;
                     $language->link = JRoute::_('index.php?lang=' . $language->sef . '&Itemid=' . $itemid);
                 } else {
                     $language->link = 'index.php?lang=' . $language->sef;
                 }
             } else {
                 $language->link = 'index.php';
             }
         }
     }
     return $languages;
 }

 /**
  * Initialise the application.
  *
  * @param	array	$options	An optional associative array of configuration settings.
  *
  * @return	void
  * @since	1.5
  */
 public function initialise($options = array())
 {
     $config = JFactory::getConfig();
     // if a language was specified it has priority
     // otherwise use user or default language settings
     if (empty($options['language'])) {
         $user = JFactory::getUser();
         $lang = $user->getParam('admin_language');
         // Make sure that the user's language exists
         if ($lang && JLanguage::exists($lang)) {
             $options['language'] = $lang;
         } else {
             $params = JComponentHelper::getParams('com_languages');
             $client = JApplicationHelper::getClientInfo($this->getClientId());
             $options['language'] = $params->get($client->name, $config->get('language', 'es-LA'));
         }
     }
     // One last check to make sure we have something
     if (!JLanguage::exists($options['language'])) {
         $lang = $config->get('language', 'es-LA');
         if (JLanguage::exists($lang)) {
             $options['language'] = $lang;
         } else {
             $options['language'] = 'es-LA';
             // as a last ditch fail to english
         }
     }
     // Execute the parent initialise method.
     parent::initialise($options);
     // Load Library language
     $lang = JFactory::getLanguage();
     $lang->load('lib_joomla', JPATH_ADMINISTRATOR, null, false, true);
 }

	/**
	* Initialise the application.
	*
	* @access public
	*/
	function initialise( $options = array())
	{
		// if a language was specified it has priority
		// otherwise use user or default language settings
		if (empty($options['language']))
		{
			$user = & JFactory::getUser();
			$lang	= $user->getParam( 'language' );

			// Make sure that the user's language exists
			if ( $lang && JLanguage::exists($lang) ) {
				$options['language'] = $lang;
			} 
			else 
			{
				$params =  JComponentHelper::getParams('com_extensions');
				$client	=& JApplicationHelper::getClientInfo($this->getClientId());
				$options['language'] = $params->get('language_'.$client->name, 'en-GB');
			}

		}

		// One last check to make sure we have something
		if ( ! JLanguage::exists($options['language']) ) {
			$options['language'] = 'en-GB';
		}

		parent::initialise($options);
	}

 public static function getList(&$params)
 {
     $user = JFactory::getUser();
     $lang = JFactory::getLanguage();
     $app = JFactory::getApplication();
     $menu = $app->getMenu();
     // Get menu home items
     $homes = array();
     foreach ($menu->getMenu() as $item) {
         if ($item->home) {
             $homes[$item->language] = $item;
         }
     }
     // Load associations
     $assoc = isset($app->menu_associations) ? $app->menu_associations : 0;
     if ($assoc) {
         $active = $menu->getActive();
         if ($active) {
             $associations = MenusHelper::getAssociations($active->id);
         }
     }
     $levels = $user->getAuthorisedViewLevels();
     $languages = JLanguageHelper::getLanguages();
     // Filter allowed languages
     foreach ($languages as $i => &$language) {
         // Do not display language without frontend UI
         if (!JLanguage::exists($language->lang_code)) {
             unset($languages[$i]);
         } elseif (!isset($homes[$language->lang_code])) {
             unset($languages[$i]);
         } elseif (isset($language->access) && $language->access && !in_array($language->access, $levels)) {
             unset($languages[$i]);
         } else {
             $language->active = $language->lang_code == $lang->getTag();
             if ($app->getLanguageFilter()) {
                 if (isset($associations[$language->lang_code]) && $menu->getItem($associations[$language->lang_code])) {
                     $itemid = $associations[$language->lang_code];
                     if ($app->getCfg('sef') == '1') {
                         $language->link = JRoute::_('index.php?lang=' . $language->sef . '&Itemid=' . $itemid);
                     } else {
                         $language->link = 'index.php?lang=' . $language->sef . '&Itemid=' . $itemid;
                     }
                 } else {
                     if ($app->getCfg('sef') == '1') {
                         $itemid = isset($homes[$language->lang_code]) ? $homes[$language->lang_code]->id : $homes['*']->id;
                         $language->link = JRoute::_('index.php?lang=' . $language->sef . '&Itemid=' . $itemid);
                     } else {
                         $language->link = 'index.php?lang=' . $language->sef;
                     }
                 }
             } else {
                 $language->link = JRoute::_('&Itemid=' . $homes['*']->id);
             }
         }
     }
     return $languages;
 }

 /**
  * Method to initialise the database
  *
  * @param   array  $options  The options to use for configuration
  *
  * @return  boolean
  *
  * @since   3.0
  */
 public function initialise($options)
 {
     // Get the options as a object for easier handling.
     $options = JArrayHelper::toObject($options);
     // Load the back-end language files so that the DB error messages work
     $lang = JFactory::getLanguage();
     $currentLang = $lang->getTag();
     // Load the selected language
     if (JLanguage::exists($currentLang, JPATH_ADMINISTRATOR)) {
         $lang->load('joomla', JPATH_ADMINISTRATOR, $currentLang, true);
     } else {
         $lang->load('joomla', JPATH_ADMINISTRATOR, 'en-GB', true);
     }
     // Ensure a database type was selected.
     if (empty($options->db_type)) {
         $this->setError(JText::_('INSTL_DATABASE_INVALID_TYPE'));
         return false;
     }
     // Ensure that a hostname and user name were input.
     if (empty($options->db_host) || empty($options->db_user)) {
         $this->setError(JText::_('INSTL_DATABASE_INVALID_DB_DETAILS'));
         return false;
     }
     // Ensure that a database name was input.
     if (empty($options->db_name)) {
         $this->setError(JText::_('INSTL_DATABASE_EMPTY_NAME'));
         return false;
     }
     // Validate database table prefix.
     if (!preg_match('#^[a-zA-Z]+[a-zA-Z0-9_]*$#', $options->db_prefix)) {
         $this->setError(JText::_('INSTL_DATABASE_PREFIX_INVALID_CHARS'));
         return false;
     }
     // Validate length of database table prefix.
     if (strlen($options->db_prefix) > 15) {
         $this->setError(JText::_('INSTL_DATABASE_FIX_TOO_LONG'));
         return false;
     }
     // Validate length of database name.
     if (strlen($options->db_name) > 64) {
         $this->setError(JText::_('INSTL_DATABASE_NAME_TOO_LONG'));
         return false;
     }
     // Get a database object.
     try {
         return InstallationHelperDatabase::getDbo($options->db_type, $options->db_host, $options->db_user, $options->db_pass, $options->db_name, $options->db_prefix, $options->db_select);
     } catch (RuntimeException $e) {
         $this->setError(JText::sprintf('INSTL_DATABASE_COULD_NOT_CONNECT', $e->getMessage()));
         return false;
     }
 }

 public function parseRule(&$router, &$uri)
 {
     $array = array();
     $lang_code = JRequest::getString(JUtility::getHash('language'), null, 'cookie');
     if (!$lang_code) {
         $lang_code = JLanguageHelper::detectLanguage();
     }
     if (self::$mode_sef) {
         $path = $uri->getPath();
         $parts = explode('/', $path);
         $sef = $parts[0];
         if (!isset(self::$sefs[$sef])) {
             $sef = isset(self::$lang_codes[$lang_code]) ? self::$lang_codes[$lang_code]->sef : self::$default_sef;
             $uri->setPath($sef . '/' . $path);
             $post = JRequest::get('POST');
             if (JRequest::getMethod() != "POST" || count($post) == 0) {
                 $app = JFactory::getApplication();
                 if ($app->getCfg('sef_rewrite')) {
                     $app->redirect($uri->base() . $uri->toString(array('path', 'query', 'fragment')));
                 } else {
                     $app->redirect($uri->base() . 'index.php/' . $uri->toString(array('path', 'query', 'fragment')));
                 }
             }
         }
         $lang_code = self::$sefs[$sef]->lang_code;
         if ($lang_code && JLanguage::exists($lang_code)) {
             array_shift($parts);
             $uri->setPath(implode('/', $parts));
         }
     } else {
         $sef = $uri->getVar('lang');
         if (!isset(self::$sefs[$sef])) {
             $sef = isset(self::$lang_codes[$lang_code]) ? self::$lang_codes[$lang_code]->sef : self::$default_sef;
             $uri->setVar('lang', $sef);
             $post = JRequest::get('POST');
             if (JRequest::getMethod() != "POST" || count($post) == 0) {
                 $app = JFactory::getApplication();
                 $app->redirect(JURI::base(true) . '/index.php?' . $uri->getQuery());
             }
         }
     }
     $array = array('lang' => $sef);
     return $array;
 }

 public function parseRule(&$router, &$uri)
 {
     $array = array();
     $lang_code = JRequest::getString(JUtility::getHash('language'), null, 'cookie');
     // No cookie - let's try to detect browser language or use site default
     if (!$lang_code) {
         if ($this->params->get('detect_browser', 1)) {
             $lang_code = JLanguageHelper::detectLanguage();
         } else {
             $lang_code = self::$default_sef;
         }
     }
     if (self::$mode_sef) {
         $path = $uri->getPath();
         $parts = explode('/', $path);
         $sef = $parts[0];
         $app = JFactory::getApplication();
         // Redirect only if not in post
         $post = JRequest::get('POST');
         if (JRequest::getMethod() != "POST" || count($post) == 0) {
             if ($this->params->get('remove_default_prefix', 0) == 0) {
                 // redirect if sef does not exists
                 if (!isset(self::$sefs[$sef])) {
                     // Use the current language sef or the default one
                     $sef = isset(self::$lang_codes[$lang_code]) ? self::$lang_codes[$lang_code]->sef : self::$default_sef;
                     $uri->setPath($sef . '/' . $path);
                     if ($app->getCfg('sef_rewrite')) {
                         $app->redirect($uri->base() . $uri->toString(array('path', 'query', 'fragment')));
                     } else {
                         $path = $uri->toString(array('path', 'query', 'fragment'));
                         $app->redirect($uri->base() . 'index.php' . ($path ? '/' . $path : ''));
                     }
                 }
             } else {
                 // redirect if sef does not exists and language is not the default one
                 if (!isset(self::$sefs[$sef]) && $lang_code != self::$default_lang) {
                     $sef = isset(self::$lang_codes[$lang_code]) ? self::$lang_codes[$lang_code]->sef : self::$default_sef;
                     $uri->setPath($sef . '/' . $path);
                     if ($app->getCfg('sef_rewrite')) {
                         $app->redirect($uri->base() . $uri->toString(array('path', 'query', 'fragment')));
                     } else {
                         $path = $uri->toString(array('path', 'query', 'fragment'));
                         $app->redirect($uri->base() . 'index.php' . ($path ? '/' . $path : ''));
                     }
                 } elseif ($sef == self::$default_sef) {
                     array_shift($parts);
                     $uri->setPath(implode('/', $parts));
                     if ($app->getCfg('sef_rewrite')) {
                         $app->redirect($uri->base() . $uri->toString(array('path', 'query', 'fragment')));
                     } else {
                         $path = $uri->toString(array('path', 'query', 'fragment'));
                         $app->redirect($uri->base() . 'index.php' . ($path ? '/' . $path : ''));
                     }
                 }
             }
         }
         $lang_code = isset(self::$sefs[$sef]) ? self::$sefs[$sef]->lang_code : '';
         if ($lang_code && JLanguage::exists($lang_code)) {
             array_shift($parts);
             $uri->setPath(implode('/', $parts));
         }
     } else {
         $sef = $uri->getVar('lang');
         if (!isset(self::$sefs[$sef])) {
             $sef = isset(self::$lang_codes[$lang_code]) ? self::$lang_codes[$lang_code]->sef : self::$default_sef;
             $uri->setVar('lang', $sef);
             $post = JRequest::get('POST');
             if (JRequest::getMethod() != "POST" || count($post) == 0) {
                 $app = JFactory::getApplication();
                 $app->redirect(JURI::base(true) . '/index.php?' . $uri->getQuery());
             }
         }
     }
     $array = array('lang' => $sef);
     return $array;
 }

 /**
  * Initialise the application.
  *
  * @param   array  $options  An optional associative array of configuration settings.
  *
  * @return  void
  *
  * @since   3.2
  */
 protected function initialiseApp($options = array())
 {
     $user = JFactory::getUser();
     // If the user is a guest we populate it with the guest user group.
     if ($user->guest) {
         $guestUsergroup = JComponentHelper::getParams('com_users')->get('guest_usergroup', 1);
         $user->groups = array($guestUsergroup);
     }
     /*
      * If a language was specified it has priority, otherwise use user or default language settings
      * Check this only if the languagefilter plugin is enabled
      *
      * @TODO - Remove the hardcoded dependency to the languagefilter plugin
      */
     if (JPluginHelper::isEnabled('system', 'languagefilter')) {
         $plugin = JPluginHelper::getPlugin('system', 'languagefilter');
         $pluginParams = new Registry($plugin->params);
         $this->setLanguageFilter(true);
         $this->setDetectBrowser($pluginParams->get('detect_browser', '1') == '1');
     }
     if (empty($options['language'])) {
         // Detect the specified language
         $lang = $this->input->getString('language', null);
         // Make sure that the user's language exists
         if ($lang && JLanguage::exists($lang)) {
             $options['language'] = $lang;
         }
     }
     if ($this->getLanguageFilter() && empty($options['language'])) {
         // Detect cookie language
         $lang = $this->input->cookie->get(md5($this->get('secret') . 'language'), null, 'string');
         // Make sure that the user's language exists
         if ($lang && JLanguage::exists($lang)) {
             $options['language'] = $lang;
         }
     }
     if (empty($options['language'])) {
         // Detect user language
         $lang = $user->getParam('language');
         // Make sure that the user's language exists
         if ($lang && JLanguage::exists($lang)) {
             $options['language'] = $lang;
         }
     }
     if ($this->getDetectBrowser() && empty($options['language'])) {
         // Detect browser language
         $lang = JLanguageHelper::detectLanguage();
         // Make sure that the user's language exists
         if ($lang && JLanguage::exists($lang)) {
             $options['language'] = $lang;
         }
     }
     if (empty($options['language'])) {
         // Detect default language
         $params = JComponentHelper::getParams('com_languages');
         $options['language'] = $params->get('site', $this->get('language', 'en-GB'));
     }
     // One last check to make sure we have something
     if (!JLanguage::exists($options['language'])) {
         $lang = $this->config->get('language', 'en-GB');
         if (JLanguage::exists($lang)) {
             $options['language'] = $lang;
         } else {
             // As a last ditch fail to english
             $options['language'] = 'en-GB';
         }
     }
     // Finish initialisation
     parent::initialiseApp($options);
 }

 /**
  * This method adds alternate meta tags for associated menu items
  *
  * @return	nothing
  * @since	1.7
  */
 public function onAfterDispatch()
 {
     if (App::isSite() && $this->params->get('alternate_meta') && Document::getType() == 'html') {
         // Get active menu item
         $active = App::get('menu')->getActive();
         if (!$active) {
             return;
         }
         // Get menu item link
         if (Config::get('sef')) {
             $active_link = Route::url('index.php?Itemid=' . $active->id, false);
         } else {
             $active_link = Route::url($active->link . '&Itemid=' . $active->id, false);
         }
         if ($active_link == JUri::base(true) . '/') {
             $active_link .= 'index.php';
         }
         // Get current link
         $current_link = Request::getUri();
         if ($current_link == Request::base(true) . '/') {
             $current_link .= 'index.php';
         }
         // Check the exact menu item's URL
         if ($active_link == $current_link) {
             // Get menu item associations
             JLoader::register('MenusHelper', PATH_CORE . '/components/com_menus/admin/helpers/menus.php');
             $associations = MenusHelper::getAssociations($active->id);
             // Remove current menu item
             unset($associations[$active->language]);
             // Associated menu items in other languages
             if ($associations && $this->params->get('menu_associations')) {
                 $menu = App::get('menu');
                 $server = JURI::getInstance()->toString(array('scheme', 'host', 'port'));
                 foreach (JLanguageHelper::getLanguages() as $language) {
                     if (isset($associations[$language->lang_code])) {
                         $item = $menu->getItem($associations[$language->lang_code]);
                         if ($item && Lang::exists($language->lang_code)) {
                             if (Config::get('sef')) {
                                 $link = Route::url('index.php?Itemid=' . $associations[$language->lang_code] . '&lang=' . $language->sef);
                             } else {
                                 $link = Route::url($item->link . '&Itemid=' . $associations[$language->lang_code] . '&lang=' . $language->sef);
                             }
                             // Check if language is the default site language and remove url language code is on
                             if ($language->sef == self::$default_sef && $this->params->get('remove_default_prefix') == '1') {
                                 $relLink = preg_replace('|/' . $language->sef . '/|', '/', $link, 1);
                                 Document::addHeadLink($server . $relLink, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                             } else {
                                 Document::addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                             }
                         }
                     }
                 }
             } elseif ($active->home) {
                 $menu = App::get('menu');
                 $server = JURI::getInstance()->toString(array('scheme', 'host', 'port'));
                 foreach (JLanguageHelper::getLanguages() as $language) {
                     $item = $menu->getDefault($language->lang_code);
                     if ($item && $item->language != $active->language && $item->language != '*' && JLanguage::exists($language->lang_code)) {
                         if (Config::get('sef')) {
                             $link = Route::url('index.php?Itemid=' . $item->id . '&lang=' . $language->sef);
                         } else {
                             $link = Route::url($item->link . '&Itemid=' . $item->id . '&lang=' . $language->sef);
                         }
                         // Check if language is the default site language and remove url language code is on
                         if ($language->sef == self::$default_sef && $this->params->get('remove_default_prefix') == '1') {
                             $relLink = preg_replace('|/' . $language->sef . '/|', '/', $link, 1);
                             Document::addHeadLink($server . $relLink, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                         } else {
                             Document::addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                         }
                     }
                 }
             }
         }
     }
 }

 /**
  * Method to add alternative meta tags for associated menu items.
  *
  * @return  void
  *
  * @since   1.7
  */
 public function onAfterDispatch()
 {
     $doc = JFactory::getDocument();
     $menu = $this->app->getMenu();
     $server = JUri::getInstance()->toString(array('scheme', 'host', 'port'));
     $option = $this->app->input->get('option');
     $eName = JString::ucfirst(JString::str_ireplace('com_', '', $option));
     if ($this->app->isSite() && $this->params->get('alternate_meta') && $doc->getType() == 'html') {
         // Get active menu item.
         $active = $menu->getActive();
         $assocs = array();
         $home = false;
         // Load menu associations.
         if ($active) {
             $active_link = JRoute::_($active->link . '&Itemid=' . $active->id, false);
             // Get current link.
             $current_link = JUri::getInstance()->toString(array('path', 'query'));
             // Check the exact menu item's URL.
             if ($active_link == $current_link) {
                 $associations = MenusHelper::getAssociations($active->id);
                 unset($associations[$active->language]);
                 $assocs = array_keys($associations);
                 // If the menu item is a home menu item and the URLs are identical, we are on the homepage
                 $home = true;
             }
         }
         // Load component associations.
         $cName = JString::ucfirst($eName . 'HelperAssociation');
         JLoader::register($cName, JPath::clean(JPATH_COMPONENT_SITE . '/helpers/association.php'));
         if (class_exists($cName) && is_callable(array($cName, 'getAssociations'))) {
             $cassociations = call_user_func(array($cName, 'getAssociations'));
             $lang_code = $this->app->input->cookie->getString(JApplicationHelper::getHash('language'));
             // No cookie - let's try to detect browser language or use site default.
             if (!$lang_code) {
                 if ($this->params->get('detect_browser', 1)) {
                     $lang_code = JLanguageHelper::detectLanguage();
                 } else {
                     $lang_code = $this->default_lang;
                 }
             }
             unset($cassociations[$lang_code]);
             $assocs = array_merge(array_keys($cassociations), $assocs);
         }
         // Handle the default associations.
         if ($this->params->get('item_associations') || $active && $active->home && $home) {
             $languages = JLanguageHelper::getLanguages('lang_code');
             foreach ($assocs as $language) {
                 if (!JLanguage::exists($language)) {
                     continue;
                 }
                 $lang = $languages[$language];
                 if (isset($cassociations[$language])) {
                     $link = JRoute::_($cassociations[$language] . '&lang=' . $lang->sef);
                     // Check if language is the default site language and remove url language code is on
                     if ($lang->sef == $this->lang_codes[$this->default_lang]->sef && $this->params->get('remove_default_prefix') == '1') {
                         $link = preg_replace('|/' . $lang->sef . '/|', '/', $link, 1);
                     }
                     $doc->addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language));
                 } elseif (isset($associations[$language])) {
                     $item = $menu->getItem($associations[$language]);
                     if ($item) {
                         $link = JRoute::_($item->link . '&Itemid=' . $item->id . '&lang=' . $lang->sef);
                         $doc->addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language));
                     }
                 }
             }
         }
     }
 }

	/**
	 * Initialise the application.
	 *
	 * @param	array
	 */
	public function initialise($options = array())
	{
		$config = JFactory::getConfig();

		jimport('joomla.language.helper');

		if (empty($options['language'])) {
			$lang = JRequest::getString('language', null);
			if ($lang && JLanguage::exists($lang)) {
				$options['language'] = $lang;
			}
		}

		if ($this->_language_filter && empty($options['language'])) {
			// Detect cookie language
			jimport('joomla.utilities.utility');
			$lang = JRequest::getString(JUtility::getHash('language'), null ,'cookie');
			// Make sure that the user's language exists
			if ($lang && JLanguage::exists($lang)) {
				$options['language'] = $lang;
			}
		}

		if (empty($options['language'])) {
			// Detect user language
			$lang = JFactory::getUser()->getParam('language');
			// Make sure that the user's language exists
			if ($lang && JLanguage::exists($lang)) {
				$options['language'] = $lang;
			}
		}

		if ($this->_detect_browser && empty($options['language'])) {
			// Detect browser language
			$lang = JLanguageHelper::detectLanguage();
			// Make sure that the user's language exists
			if ($lang && JLanguage::exists($lang)) {
				$options['language'] = $lang;
			}
		}

		if (empty($options['language'])) {
			// Detect default language
			$params =  JComponentHelper::getParams('com_languages');
			$client	= JApplicationHelper::getClientInfo($this->getClientId());
			$options['language'] = $params->get($client->name, $config->get('language', 'en-GB'));
		}

		// One last check to make sure we have something
		if (!JLanguage::exists($options['language'])) {
			$lang = $config->get('language','en-GB');
			if (JLanguage::exists($lang)) {
				$options['language'] = $lang;
			}
			else {
				$options['language'] = 'en-GB'; // as a last ditch fail to english
			}
		}

		// Execute the parent initialise method.
		parent::initialise($options);

		// Load Library language
		$lang = JFactory::getLanguage();
		$lang->load('lib_joomla', JPATH_SITE)
		|| $lang->load('lib_joomla', JPATH_ADMINISTRATOR);

	}

 /**
  * Envía la invitación a calificar a los clientes
  * @return void
  */
 function sendInvitations()
 {
     $option = JRequest::getCmd('option');
     $params =& JComponentHelper::getParams('com_catalogo_planes');
     $max_attempts = (int) $params->get('cfg_comments_invitation');
     $db =& JFactory::getDBO();
     $query = 'SELECT * FROM #__cp_pending_comments WHERE end_date < CURDATE()';
     // Si se ha definido un máximo de envío de correos, agregar a consulta.
     if ($max_attempts) {
         $max_attempts++;
         $query .= ' AND total_attempts < ' . $max_attempts;
     }
     $db->setQuery($query);
     $result = $db->loadObjectList();
     if (count($result)) {
         $msg = JText::_('CP.COMMENTS_EMAIL_SENT');
         $type = 'message';
         $link = JURI::root() . 'index.php?option=' . $option . '&view=comments&layout=display&id=';
         $lang =& JFactory::getLanguage();
         $languages = array();
         $langparams = JComponentHelper::getParams('com_languages');
         $langTag = $defaultLang = $langparams->get("site");
         // Si el idioma actual no es el idioma por defecto, cargarlo
         if ($langTag != $lang->getTag()) {
             $lang =& JLanguage::getInstance($langTag);
             $lang->load($option);
         }
         $languages[$langTag] = $lang;
         // Preparar envío de correo
         $mailer =& JFactory::getMailer();
         $config =& JFactory::getConfig();
         $sender = array($config->getValue('config.mailfrom'), $config->getValue('config.fromname'));
         $mailer->setSender($sender);
         $mailer->isHTML(true);
         // Enviar correo por cada reserva pendiente
         foreach ($result as $row) {
             $langTag = $row->language;
             // Carga el idioma de la reserva para enviar el correo
             if (isset($languages[$langTag])) {
                 $lang =& $languages[$langTag];
             } else {
                 if (JLanguage::exists($langTag)) {
                     $lang =& JLanguage::getInstance($langTag);
                     $lang->load($option);
                 } else {
                     $lang =& $languages[$defaultLang];
                 }
                 $languages[$langTag] =& $lang;
             }
             //print_r($languages[$langTag]->getTag() . ' ' . $languages[$langTag]->_strings['CP.CLONE']);
             //echo '<br />';
             //print_r(nl2br(sprintf($languages[$langTag]->_strings['CP.COMMENTS_EMAIL_BODY'], $row->contact_name, $row->product_name)));
             $email_link = $link . $row->comment_id . '&lang=' . substr($langTag, 0, 2) . '&key=' . base64_encode($row->product_name);
             $body = nl2br(sprintf($lang->_('CP.COMMENTS_EMAIL_BODY'), $row->contact_name, $row->product_name, JRoute::_($email_link)));
             $subject = sprintf($lang->_('CP.COMMENTS_EMAIL_SUBJECT'), $row->product_name);
             $mailer->setSubject($subject);
             $mailer->ClearAllRecipients();
             $mailer->addRecipient($row->contact_email);
             $mailer->setBody($body);
             $send =& $mailer->Send();
             //echo 'aqui='.$send;die();
             if ($send !== true) {
                 $type = 'error';
                 $msg = JText::_('CP.COMMENTS_EMAIL_ERROR') . '<div class="hiddenerrormessage">' . $send . '</div>';
                 break;
             } else {
                 $query = 'UPDATE #__cp_pending_comments SET total_attempts = total_attempts + 1 WHERE comment_id = ' . $row->comment_id;
                 $db->setQuery($query);
                 $db->query();
             }
         }
     } else {
         $type = 'notice';
         $msg = JText::_('CP.COMMENTS_NO_PENDING_INVITATIONS');
     }
     $this->setRedirect('index.php?option=' . $option . '&view=comments', $msg, $type);
 }

 /**
  * Method to add alternative meta tags for associated menu items.
  *
  * @return  void
  *
  * @since   1.7
  */
 public function onAfterDispatch()
 {
     $app = JFactory::getApplication();
     $doc = JFactory::getDocument();
     $menu = $app->getMenu();
     $server = JUri::getInstance()->toString(array('scheme', 'host', 'port'));
     $option = $app->input->get('option');
     $eName = JString::ucfirst(JString::str_ireplace('com_', '', $option));
     if ($app->isSite() && $this->params->get('alternate_meta') && $doc->getType() == 'html') {
         // Get active menu item.
         $active = $menu->getActive();
         // Load menu associations.
         if ($active) {
             // Get menu item link.
             if ($app->get('sef')) {
                 $active_link = JRoute::_('index.php?Itemid=' . $active->id, false);
             } else {
                 $active_link = JRoute::_($active->link . '&Itemid=' . $active->id, false);
             }
             if ($active_link == JUri::base(true) . '/') {
                 $active_link .= 'index.php';
             }
             // Get current link.
             $current_link = JUri::getInstance()->toString(array('path', 'query'));
             if ($current_link == JUri::base(true) . '/') {
                 $current_link .= 'index.php';
             }
             // Check the exact menu item's URL.
             if ($active_link == $current_link) {
                 $associations = MenusHelper::getAssociations($active->id);
                 unset($associations[$active->language]);
             }
         }
         // Load component associations.
         $cName = JString::ucfirst($eName . 'HelperAssociation');
         JLoader::register($cName, JPath::clean(JPATH_COMPONENT_SITE . '/helpers/association.php'));
         if (class_exists($cName) && is_callable(array($cName, 'getAssociations'))) {
             $cassociations = call_user_func(array($cName, 'getAssociations'));
             $lang_code = $app->input->cookie->getString(JApplication::getHash('language'));
             // No cookie - let's try to detect browser language or use site default.
             if (!$lang_code) {
                 if ($this->params->get('detect_browser', 1)) {
                     $lang_code = JLanguageHelper::detectLanguage();
                 } else {
                     $lang_code = self::$default_lang;
                 }
             }
             unset($cassociations[$lang_code]);
         }
         // Handle the default associations.
         if ((!empty($associations) || !empty($cassociations)) && $this->params->get('item_associations')) {
             foreach (JLanguageHelper::getLanguages() as $language) {
                 if (!JLanguage::exists($language->lang_code)) {
                     continue;
                 }
                 if (isset($cassociations[$language->lang_code])) {
                     $link = JRoute::_($cassociations[$language->lang_code] . '&lang=' . $language->sef);
                     $doc->addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                 } elseif (isset($associations[$language->lang_code])) {
                     $item = $menu->getItem($associations[$language->lang_code]);
                     if ($item) {
                         if ($app->get('sef')) {
                             $link = JRoute::_('index.php?Itemid=' . $item->id . '&lang=' . $language->sef);
                         } else {
                             $link = JRoute::_($item->link . '&Itemid=' . $item->id . '&lang=' . $language->sef);
                         }
                         $doc->addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                     }
                 }
             }
         } elseif ($active && $active->home) {
             foreach (JLanguageHelper::getLanguages() as $language) {
                 if (!JLanguage::exists($language->lang_code)) {
                     continue;
                 }
                 $item = $menu->getDefault($language->lang_code);
                 if ($item && $item->language != $active->language && $item->language != '*') {
                     if ($app->get('sef')) {
                         $link = JRoute::_('index.php?Itemid=' . $item->id . '&lang=' . $language->sef);
                     } else {
                         $link = JRoute::_($item->link . '&Itemid=' . $item->id . '&lang=' . $language->sef);
                     }
                     $doc->addHeadLink($server . $link, 'alternate', 'rel', array('hreflang' => $language->lang_code));
                 }
             }
         }
     }
 }