src/AppBundle/Twig/LiveExtension.php

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<?php

namespace AppBundle\Twig;

use Biz\CloudPlatform\Client\CloudAPIIOException;
use Biz\File\Service\UploadFileService;
use Biz\Util\EdusohoLiveClient;
use Codeages\Biz\Framework\Context\Biz;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Biz\Course\Service\LiveReplayService;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;

class LiveExtension extends \Twig_Extension
{
    /**
     * @var ContainerInterface
     */
    protected $container;

    /**
     * @var Biz
     */
    protected $biz;

    public function __construct(ContainerInterface $container, Biz $biz)
    {
        $this->container = $container;
        $this->biz = $biz;
    }

    public function getFunctions()
    {
        return array(
            new \Twig_SimpleFunction('live_can_record', array($this, 'canRecord')),
            new \Twig_SimpleFunction('is_live_finished', array($this, 'isLiveFinished')),
            new \Twig_SimpleFunction('get_live_room_type', array($this, 'getLiveRoomType')),
            new \Twig_SimpleFunction('get_live_account', array($this, 'getLiveAccount')),
            new \Twig_SimpleFunction('get_live_replays', array($this, 'getLiveReplays')),
            new \Twig_SimpleFunction('fresh_task_learn_stat', array($this, 'freshTaskLearnStat')),
        );
    }

    public function freshTaskLearnStat(Request $request, $activityId)
    {
        $key = 'activity.'.$activityId;
        $session = $request->getSession();
        $taskStore = $session->get($key, array());
        $taskStore['start'] = time();
        $taskStore['lastTriggerTime'] = 0;

        $session->set($key, $taskStore);

        return true;
    }

    public function getLiveReplays($activityId)
    {
        $activity = $this->getActivityService()->getActivity($activityId, true);