class.ilMDBase.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 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 ilMDBase
{
        /*
         * object id (NOT ref_id!) of rbac object (e.g for page objects the obj_id
         * of the content object; for media objects this is set to 0, because their
         * object id are not assigned to ref ids)
         */
        var $rbac_id;
 
        /*
         * obj_id (e.g for structure objects the obj_id of the structure object)
         */
        var $obj_id;
 
        /*
         * type of the object (e.g st,pg,crs ...)
         */
        var $obj_type;
        
        /*
         * export mode, if true, first Identifier will be
         * set to ILIAS/il_<INSTALL_ID>_<TYPE>_<ID>
         */
        var $export_mode = false;
 
        protected $log;
 
        /*
         * constructor
         *
         * @param       $a_rbac_id      int             object id (NOT ref_id!) of rbac object (e.g for page objects
         *                                                              the obj_id of the content object; for media objects this
         *                                                              is set to 0, because their object id are not assigned to ref ids)
         * @param       $a_obj_id       int             object id (e.g for structure objects the obj_id of the structure object)
         * @param       $a_type         string  type of the object (e.g st,pg,crs ...)
         */
        function __construct($a_rbac_id = 0,
                                          $a_obj_id = 0,
                                          $a_type = 0)
        {
                global $ilDB;
 
                if ($a_obj_id == 0)
                {
                        $a_obj_id = $a_rbac_id;
                }
 
                $this->db = $ilDB;
                $this->log = ilLoggerFactory::getLogger("meta");
 
                $this->rbac_id = $a_rbac_id;
                $this->obj_id = $a_obj_id;
                $this->obj_type = $a_type;
        }
 
        // SET/GET
        function setRBACId($a_id)
        {
                $this->rbac_id = $a_id;
        }
        function getRBACId()
        {
                return $this->rbac_id;
        }
        function setObjId($a_id)
        {
                $this->obj_id = $a_id;
        }
        function getObjId()
        {
                return $this->obj_id;
        }
        function setObjType($a_type)
        {
                $this->obj_type = $a_type;
        }
        function getObjType()
        {
                return $this->obj_type;
        }
        function setMetaId($a_meta_id,$a_read_data = true)
        {
                $this->meta_id = $a_meta_id;
 
                if($a_read_data)
                {
                        $this->read();
                }
        }
        function getMetaId()
        {
                return $this->meta_id;
        }
        function setParentType($a_parent_type)
        {
                $this->parent_type = $a_parent_type;
        }
        function getParentType()
        {
                return $this->parent_type;
        }
        function setParentId($a_id)
        {
                $this->parent_id = $a_id;
        }
        function getParentId()
        {
                return $this->parent_id;
        }
        
        function setExportMode($a_export_mode = true)
        {
                $this->export_mode = $a_export_mode;
        }
        
        function getExportMode()
        {
                return $this->export_mode;
        }
 
 
        /*
         * Should be overwritten in all inherited classes
         * 
         * @access public
         * @return bool
         */
        function validate()
        {
                return false;
        }
 
        /*
         * Should be overwritten in all inherited classes
         * 
         * @access public
         * @return bool
         */
        function update()
        {
                return false;
        }
 
        /*
         * Should be overwritten in all inherited classes
         * 
         * @access public
         * @return bool
         */
        function save()
        {
                return false;
        }
        /*
         * Should be overwritten in all inherited classes
         * 
         * @access public
         * @return bool
         */
        function delete()
        {
        }
 
        /*
         * Should be overwritten in all inherited classes
         * XML Export of all meta data
         * @param object (xml writer) see class.ilMD2XML.php
         * 
         */
        function toXML(&$writer)
        {
        }
 
}
?>