Admin_ThemesController::unassignAction PHP Метод

    public function unassignAction()
    {
        $translator = \Zend_Registry::get('container')->getService('translator');
        $p_forwardedFrom = $this->_request->getParam('p_forwardedFrom');
        if ($themeId = $this->_getParam('id', null)) {
            try {
                $theme = $this->getThemeService()->getById($themeId);
                $playlistsService = \Zend_Registry::get('container')->getService('playlists');
                $themePlaylists = $playlistsService->loadThemePlaylists(__DIR__ . '/../../../../themes/' . $theme->getPath() . 'theme.xml');
                $playlistsService->removeThemeFromPlaylists($theme, $themePlaylists);
                if ($p_forwardedFrom == 'deleteAction') {
                    $themeIsAssigned = false;
                    $themeName = $theme->getName();
                    $em = \Zend_Registry::get('container')->getService('em');
                    $publications = $em->getRepository('Newscoop\\Entity\\Publication')->getPublications()->getResult();
                    foreach ($publications as $publication) {
                        foreach ($this->getThemeService()->getThemes($publication) as $th) {
                            if (trim($th->getName()) === trim($themeName)) {
                                $themeIsAssigned = true;
                                break 2;
                            }
                        }
                    }
                    if ($themeIsAssigned) {
                        throw new Exception('Theme is assigned and can not be deleted', 500);
                    }
                }
                $this->getThemeService()->removeTheme($themeId);
                $this->_helper->service('image.rendition')->reloadRenditions();
                $this->view->status = true;
                $this->view->response = $translator->trans("Unassign successful", array(), 'themes');
            } catch (RemoveThemeException $e) {
                $this->view->status = false;
                $this->view->response = $translator->trans("The theme can not be unassigned because it is in use by issues (\$1) in this publication", array('$1' => $e->getMessage()), 'themes');
            } catch (Exception $e) {
                $this->view->status = false;
                if ($e->getCode() == 500) {
                    $this->view->response = $translator->trans("Theme is assigned and can not be deleted", array(), 'themes');
                } else {
                    $this->view->response = $translator->trans("Failed unassigning theme", array(), 'themes');
                }
            }
        }
    }