src/AppBundle/Controller/Admin/TagController.php

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<?php

namespace AppBundle\Controller\Admin;

use AppBundle\Common\Paginator;
use AppBundle\Common\ArrayToolkit;
use Biz\Taxonomy\Service\TagService;
use Biz\Taxonomy\TagException;
use Symfony\Component\HttpFoundation\Request;

class TagController extends BaseController
{
    public function indexAction(Request $request)
    {
        $total = $this->getTagService()->searchTagCount($conditions = array());
        $paginator = new Paginator($request, $total, 20);
        $tags = $this->getTagService()->searchTags(
            $conditions = array(),
            array('createdTime' => 'DESC'),
            $paginator->getOffsetCount(),
            $paginator->getPerPageCount()
        );

        foreach ($tags as &$tag) {
            $tagGroups = $this->getTagService()->findTagGroupsByTagId($tag['id']);

            $groupNames = ArrayToolkit::column($tagGroups, 'name');
            if (!empty($groupNames)) {
                $tag['groupNames'] = $groupNames;
            } else {
                $tag['groupNames'] = array();
            }
        }

        return $this->render(
            'admin/tag/index.html.twig',
            array(
                'tags' => $tags,
                'paginator' => $paginator,
            )
        );
    }

    public function createAction(Request $request)
    {
        if ('POST' == $request->getMethod()) {
            $tag = $this->getTagService()->addTag($request->request->all());

            $tagRelation = $this->getTagService()->findTagRelationsByTagIds(array($tag['id']));

            return $this->render(
                'admin/tag/list-tr.html.twig',
                array(
                    'tag' => $tag,
                    'tagRelations' => $tagRelation,
                )
            );
        }

        return $this->render(