app\models\Beatmapset::disqualify PHP Method

    public function disqualify(User $user, $comment)
    {
        if (!$this->isQualified()) {
            return false;
        }
        DB::transaction(function () use($user, $comment) {
            $this->events()->create(['type' => BeatmapsetEvent::DISQUALIFY, 'user_id' => $user->user_id, 'comment' => $comment]);
            $this->approved = self::STATES['pending'];
            $this->save();
        });
        return true;
    }