src/AppBundle/Controller/Admin/CategoryController.php

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<?php

namespace AppBundle\Controller\Admin;

use Biz\Taxonomy\CategoryException;
use Symfony\Component\HttpFoundation\Request;

class CategoryController extends BaseController
{
    public function embedAction($group, $layout, $menu = null)
    {
        $group = $this->getCategoryService()->getGroupByCode($group);
        if (empty($group)) {
            $this->createNewException(CategoryException::NOTFOUND_GROUP());
        }

        $categories = $this->getCategoryService()->getCategoryStructureTree($group['id']);

        return $this->render('admin/category/embed.html.twig', array(
            'group' => $group,
            'menu' => $menu,
            'categories' => $categories,
            'layout' => $layout,
        ));
    }

    public function createAction(Request $request)
    {
        if ('POST' == $request->getMethod()) {
            $category = $this->getCategoryService()->createCategory($request->request->all());

            return $this->renderTbody($category['groupId']);
        }

        $category = array(
            'id' => 0,
            'name' => '',
            'code' => '',
            'description' => '',
            'groupId' => (int) $request->query->get('groupId'),
            'parentId' => (int) $request->query->get('parentId', 0),
            'weight' => 0,
            'icon' => '',
        );

        return $this->render('admin/category/modal.html.twig', array(
            'category' => $category,
        ));
    }

    public function editAction(Request $request, $id)
    {
        $category = $this->getCategoryService()->getCategory($id);

        if (empty($category)) {
            $this->createNewException(CategoryException::NOTFOUND_CATEGORY());
        }

        if ('POST' == $request->getMethod()) {
            $category = $this->getCategoryService()->updateCategory($id, $request->request->all());