JoomFish + cтандартный SEF + якоря = не совсем правильные url - SEF (ЧПУ)

http://www.mysite.com/ru/product/article.html

http://www.mysite.com/en/product/article.html

http://www.mysite.com/ru/product/article.html#ancor

http://www.mysite.com/product/article.html#ancor

$uri =& JFactory::getURI();
$currentUri = $uri->_uri;

$anchorLink = $currentUri . '#anchor';

jimport('joomla.event.plugin');

class plgSystemBasehreffix extends JPlugin{
    /**
     *     * Constructor
     *     *
     *     * For php4 compatability we must not use the __constructor as a constructor for
     *     * plugins because func_get_args ( void ) returns a copy of all passed arguments
     *     * NOT references.  This causes problems with cross-referencing necessary for the
     *     * observer design pattern.
     *     */
    function plgSystemBasehreffix( &$subject ){
        parent::__construct( $subject );
        // load plugin parameters
        $this->_plugin = JPluginHelper::getPlugin( 'System', 'Basehreffix' );
        $this->_params = new JParameter( $this->_plugin->params );
    }

    /**
     *     * Plugin method with the same name as the event will be called automatically.
     *     */
    function onBeforeDisplayContent( &$article, &$params, $limitstart ){
        $document =& JFactory::getDocument();
        $language =& JFactory::getLanguage();

        // get current language shortcode (sef prefix)
        $jfLang = TableJFLanguage::createByISO( $language->get('tag'), false );
        $lang_prefix = $jfLang->get('shortcode');

        // update base href
        $uri = JURI::current();
        // remove base from current uri
        $uri = str_replace(JURI::base(), '', $uri);
        // base + prefix + uri
        $document->setBase(JURI::base().$lang_prefix.'/'.$uri);
    }

}