class.ilBlockSetting.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2008 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/


class ilBlockSetting
{
        public static function _lookup($a_type, $a_setting, $a_user = 0, $a_block_id = 0)
        {
                global $ilDB;
                
                $query = "SELECT * FROM il_block_setting WHERE type = ".
                        $ilDB->quote($a_type)." AND user = ".
                        $ilDB->quote($a_user)." AND setting = ".
                        $ilDB->quote($a_setting)." AND block_id = ".
                        $ilDB->quote($a_block_id);
                $set = $ilDB->query($query);
                if ($rec = $set->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        return $rec["value"];
                }
                else
                {
                        return false;
                }
        }

        public static function _write($a_type, $a_setting, $a_value, $a_user = 0, $a_block_id = 0)
        {
                global $ilDB;
                
                $query = "REPLACE INTO il_block_setting  (type, user, setting, block_id, value) VALUES (".
                        $ilDB->quote($a_type).", ".$ilDB->quote($a_user).",".
                        $ilDB->quote($a_setting).",".$ilDB->quote($a_block_id).",".$ilDB->quote($a_value).")";
                $ilDB->query($query);
        }

        public static function _lookupDetailLevel($a_type, $a_user = 0, $a_block_id = 0)
        {
                $detail = ilBlockSetting::_lookup($a_type, "detail", $a_user, $a_block_id);

                if ($detail === false)          // return a level of 2 (standard value)
                {                                                       // if record does not exist
                        return 2;
                }
                else
                {
                        return $detail;
                }
        }

        public static function _writeDetailLevel($a_type, $a_value, $a_user = 0, $a_block_id = 0)
        {
                ilBlockSetting::_write($a_type, "detail", $a_value, $a_user, $a_block_id);
        }

        public static function _lookupNr($a_type, $a_user = 0, $a_block_id = 0)
        {
                $nr = ilBlockSetting::_lookup($a_type, "nr", $a_user, $a_block_id);

                return $nr;
        }

        public static function _writeNumber($a_type, $a_value, $a_user = 0, $a_block_id = 0)
        {
                ilBlockSetting::_write($a_type, "nr", $a_value, $a_user, $a_block_id);
        }

        public static function _lookupSide($a_type, $a_user = 0, $a_block_id = 0)
        {
                $side = ilBlockSetting::_lookup($a_type, "side", $a_user, $a_block_id);

                return $side;
        }

        public static function _writeSide($a_type, $a_value, $a_user = 0, $a_block_id = 0)
        {
                ilBlockSetting::_write($a_type, "side", $a_value, $a_user, $a_block_id);
        }

        public static function _deleteSettingsOfUser($a_user)
        {
                global $ilDB;
                
                if ($a_user > 0)
                {
                        $query = "DELETE FROM il_block_setting  WHERE user = ".
                                $ilDB->quote($a_user);

                        $ilDB->query($query);
                }
        }

        public static function _deleteSettingsOfBlock($a_block_id, $a_block_type)
        {
                global $ilDB;
                
                if ($a_block_id > 0)
                {
                        $query = "DELETE FROM il_block_setting  WHERE block_id = ".
                                $ilDB->quote($a_block_id).
                                " AND type = ".$ilDB->quote($a_block_type);

                        $ilDB->query($query);
                }
        }
        
}
?>