App\Libraries\OsuAuthorize::checkContestEntryStore PHP Method

    public function checkContestEntryStore($user, $contest)
    {
        $this->ensureLoggedIn($user);
        $this->ensureCleanRecord($user);
        if (!$contest->isSubmissionOpen()) {
            return 'contest.entry.over';
        }
        $currentEntries = UserContestEntry::where(['contest_id' => $contest->id, 'user_id' => $user->user_id])->count();
        if ($currentEntries >= $contest->max_entries) {
            return 'contest.entry.limit_reached';
        }
        return 'ok';
    }