public function toUrlParameter()
 {
     if ($this->_loadedPackage != Kwf_Assets_Package_ComponentFrontend::getInstance()) {
         throw new Kwf_Exception("Only possible with ComponentFrontend as loadedPackage");
     }
     return $this->_packageName;
 }
 public static function getInstance($dependencyName = null)
 {
     if ($dependencyName) {
         throw new Kwf_Exception("Parameter must be null");
     }
     if (!isset(self::$_instance)) {
         self::$_instance = new self();
     }
     return self::$_instance;
 }
 private function _getFrontendPackages()
 {
     $ret = array();
     $ret[] = Kwf_Assets_Package_ComponentFrontend::getInstance();
     $packageNames = array();
     foreach (Kwc_Abstract::getComponentClasses() as $cls) {
         if (Kwc_Abstract::getFlag($cls, 'assetsPackage')) {
             $packageName = Kwc_Abstract::getFlag($cls, 'assetsPackage');
             if ($packageName != 'Default' && !in_array($packageName, $packageNames)) {
                 $packageNames[] = $packageName;
                 $ret[] = Kwf_Assets_Package_ComponentPackage::getInstance($packageName);
             }
         }
     }
     return $ret;
 }
 public function getTemplateVars(Kwf_Component_Renderer_Abstract $renderer)
 {
     $ret = parent::getTemplateVars($renderer);
     $ret['language'] = $this->getData()->getLanguage();
     $ret['subroot'] = $this->getData()->getSubroot();
     $ret['assetsPackages'] = array(Kwf_Assets_Package_ComponentFrontend::getInstance());
     $packageNames = array();
     $page = $this->getData()->getPage();
     if (Kwc_Abstract::getFlag($page->componentClass, 'assetsPackage')) {
         $packageName = Kwc_Abstract::getFlag($page->componentClass, 'assetsPackage');
         if ($packageName && !in_array($packageName, $packageNames)) {
             $packageNames[] = $packageName;
         }
     }
     foreach ($page->getRecursiveChildComponents(array('flags' => array('assetsPackage' => true), 'page' => false)) as $d) {
         $packageName = Kwc_Abstract::getFlag($d->componentClass, 'assetsPackage');
         if ($packageName && !in_array($packageName, $packageNames)) {
             $packageNames[] = $packageName;
         }
     }
     $d = $page;
     while ($d) {
         if (Kwc_Abstract::getFlag($d->componentClass, 'assetsPackage')) {
             $packageName = Kwc_Abstract::getFlag($d->componentClass, 'assetsPackage');
             if ($packageName && !in_array($packageName, $packageNames)) {
                 $packageNames[] = $packageName;
             }
         }
         $d = $d->parent;
     }
     foreach ($packageNames as $packageName) {
         if ($packageName != 'Default') {
             $ret['assetsPackages'][] = Kwf_Assets_Package_ComponentPackage::getInstance($packageName);
         }
     }
     return $ret;
 }