chamilo / chamilo-lms

     * @param array $groupInfo

     * @return bool TRUE if self-registration is allowed in the given group.

     */

    public static function is_self_registration_allowed($user_id, $groupInfo)

    {

        $course_id = api_get_course_int_id();

        if (!$user_id > 0) {

            return false;

        }

        $groupIid = $groupInfo['iid'];

        $table_group = Database::get_course_table(TABLE_GROUP);

        if (isset($groupIid)) {

            $sql = "SELECT status, self_registration_allowed

                    FROM $table_group

                    WHERE c_id = $course_id AND iid = $groupIid";

            $result = Database::query($sql);

            $group = Database::fetch_object($result);

            if ($group->status == 0 || $group->self_registration_allowed != 1) {

                return false;

            }

            return self::can_user_subscribe($user_id, $groupInfo);

        } else {

            return false;

        }

    }

    /**

     * Is sef-unregistration allowed?

     * @param array $groupInfo

     * @return bool TRUE if self-unregistration is allowed in the given group.

     */

    public static function is_self_unregistration_allowed($user_id, $groupInfo)

    {

        if (!$user_id > 0 || empty($groupInfo)) {

            return false;

        }

        $groupIid = $groupInfo['iid'];

        $table_group = Database::get_course_table(TABLE_GROUP);

        $course_id = api_get_course_int_id();

        $sql = "SELECT status, self_unregistration_allowed

                FROM $table_group

                WHERE c_id = $course_id AND iid = $groupIid";

        $result = Database::query($sql);

        $group = Database::fetch_object($result);

        if ($group->status == 0 || $group->self_unregistration_allowed != 1) {

            return false;

        }

        return self::is_subscribed($user_id, $groupInfo);

    }

    /**

     * Is user subscribed in group?