<?php

/*

 * This file is part of the FOSUserBundle package.

 *

 * (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace FOS\UserBundle\Controller;

use Symfony\Component\DependencyInjection\ContainerAware;

use Symfony\Component\HttpFoundation\RedirectResponse;

use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

/**

 * RESTful controller managing group CRUD

 *

 * @author Thibault Duplessis <thibault.duplessis@gmail.com>

 * @author Christophe Coevoet <stof@notk.org>

 */

class GroupController extends ContainerAware

{

    /**

     * Show all groups

     */

    public function listAction()

    {

        $groups = $this->container->get('fos_user.group_manager')->findGroups();

        return $this->container->get('templating')->renderResponse('FOSUserBundle:Group:list.html.'.$this->getEngine(), array('groups' => $groups));

    }

    /**

     * Show one group

     */

    public function showAction($groupname)

    {

        $group = $this->findGroupBy('name', $groupname);

        return $this->container->get('templating')->renderResponse('FOSUserBundle:Group:show.html.'.$this->getEngine(), array('group' => $group));

    }

    /**

     * Edit one group, show the edit form

     */

    public function editAction($groupname)

    {

        $group = $this->findGroupBy('name', $groupname);

        $form = $this->container->get('fos_user.group.form');

        $formHandler = $this->container->get('fos_user.group.form.handler');

        $process = $formHandler->process($group);

        if ($process) {

            $this->setFlash('fos_user_success', 'group.flash.updated');

            $groupUrl =  $this->container->get('router')->generate('fos_user_group_show', array('groupname' => $group->getName()));

            return new RedirectResponse($groupUrl);

        }

        return $this->container->get('templating')->renderResponse('FOSUserBundle:Group:edit.html.'.$this->getEngine(), array(

            'form'      => $form->createview(),

            'groupname'  => $group->getName(),

            'theme' => $this->container->getParameter('fos_user.template.theme'),

        ));

    }

    /**

     * Show the new form

     */

    public function newAction()

    {

        $form = $this->container->get('fos_user.group.form');

        $formHandler = $this->container->get('fos_user.group.form.handler');

        $process = $formHandler->process();

        if ($process) {

            $this->setFlash('fos_user_success', 'group.flash.created');

            $parameters = array('groupname' => $form->getData('group')->getName());

            $url = $this->container->get('router')->generate('fos_user_group_show', $parameters);

            return new RedirectResponse($url);

        }

        return $this->container->get('templating')->renderResponse('FOSUserBundle:Group:new.html.'.$this->getEngine(), array(

            'form' => $form->createview(),

            'theme' => $this->container->getParameter('fos_user.template.theme'),

        ));

    }

    /**

     * Delete one group

     */

    public function deleteAction($groupname)

    {

        $group = $this->findGroupBy('name', $groupname);

        $this->container->get('fos_user.group_manager')->deleteGroup($group);

        $this->setFlash('fos_user_success', 'group.flash.deleted');

        return new RedirectResponse( $this->container->get('router')->generate('fos_user_group_list'));

    }

    /**

     * Find a group by a specific property

     *

     * @param string $key property name

     * @param mixed $value property value

     * @throws NotFoundException if user does not exist

     * @return \FOS\UserBundle\Model\GroupInterface

     */

    protected function findGroupBy($key, $value)

    {

        if (!empty($value)) {

            $group = $this->container->get('fos_user.group_manager')->{'findGroupBy'.ucfirst($key)}($value);

        }

        if (empty($group)) {

            throw new NotFoundHttpException(sprintf('The group with "%s" does not exist for value "%s"', $key, $value));

        }

        return $group;

    }

    protected function getEngine()

    {

        return $this->container->getParameter('fos_user.template.engine');

    }

    protected function setFlash($action, $value)

    {

        $this->container->get('session')->setFlash($action, $value);

    }

}