chamilo / chamilo-lms

        $number_of_items = intval($number_of_items);

        //forcing this order

        if (!isset($direction)) {

            $column = 3;

            $direction = 'DESC';

        } else {

            $column = intval($column);

            if (!in_array($direction, array('ASC', 'DESC')))

                $direction = 'ASC';

        }

        $keyword = Session::read('message_search_keyword');

        $keywordCondition = '';

    {

        $from = intval($from);

        $number_of_items = intval($number_of_items);

        if (!isset($direction)) {

            $column = 3;

            $direction = 'DESC';

        } else {

            $column = intval($column);

            if (!in_array($direction, array('ASC', 'DESC')))

                $direction = 'ASC';

        }

        $table_message = Database::get_main_table(TABLE_MESSAGE);

        $request = api_is_xml_http_request();