class.ilMDAnnotation.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. |
        +-----------------------------------------------------------------------------+
*/
 
 
include_once 'class.ilMDBase.php';
 
class ilMDAnnotation extends ilMDBase
{
        function ilMDAnnotation($a_rbac_id = 0,$a_obj_id = 0,$a_obj_type = '')
        {
                parent::ilMDBase($a_rbac_id,
                                                 $a_obj_id,
                                                 $a_obj_type);
        }
 
        // SET/GET
        function setEntity($a_entity)
        {
                $this->entity = $a_entity;
        }
        function getEntity()
        {
                return $this->entity;
        }
        function setDate($a_date)
        {
            $this->date = $a_date;
        }
        function getDate()
        {
                return $this->date;
        }
        function setDescription($a_desc)
        {
                $this->description = $a_desc;
        }
        function getDescription()
        {
                return $this->description;
        }
        function setDescriptionLanguage($lng_obj)
        {
                if(is_object($lng_obj))
                {
                        $this->description_language =& $lng_obj;
                }
        }
        function &getDescriptionLanguage()
        {
                return $this->description_language;
        }
        function getDescriptionLanguageCode()
        {
                if(is_object($this->description_language))
                {
                        return $this->description_language->getLanguageCode();
                }
                return false;
        }
 
        function save()
        {
                if($this->db->autoExecute('il_meta_annotation',
                                                                  $this->__getFields(),
                                                                  DB_AUTOQUERY_INSERT))
                {
                        $this->setMetaId($this->db->getLastInsertId());
 
                        return $this->getMetaId();
                }
                return false;
        }
 
        function update()
        {
                global $ilDB;
                
                if($this->getMetaId())
                {
                        if($this->db->autoExecute('il_meta_annotation',
                                                                          $this->__getFields(),
                                                                          DB_AUTOQUERY_UPDATE,
                                                                          "meta_annotation_id = ".$ilDB->quote($this->getMetaId())))
                        {
                                return true;
                        }
                }
                return false;
        }
 
        function delete()
        {
                global $ilDB;
                
                if($this->getMetaId())
                {
                        $query = "DELETE FROM il_meta_annotation ".
                                "WHERE meta_annotation_id = ".$ilDB->quote($this->getMetaId());
                        
                        $this->db->query($query);
                        
                        return true;
                }
                return false;
        }
                        
 
        function __getFields()
        {
                return array('rbac_id'  => $this->getRBACId(),
                                         'obj_id'       => $this->getObjId(),
                                         'obj_type'     => ilUtil::prepareDBString($this->getObjType()),
                                         'entity'       => ilUtil::prepareDBString($this->getEntity()),
                                         'date'         => ilUtil::prepareDBString($this->getDate()),
                                         'description' => ilUtil::prepareDBString($this->getDescription()),
                                         'description_language' => ilUtil::prepareDBString($this->getDescriptionLanguageCode()));
        }
 
        function read()
        {
                global $ilDB;
                
                include_once 'Services/Migration/DBUpdate_426/classes/class.ilMDLanguageItem.php';
 
                if($this->getMetaId())
                {
                        $query = "SELECT * FROM il_meta_annotation ".
                                "WHERE meta_annotation_id = ".$ilDB->quote($this->getMetaId());
 
                        $res = $this->db->query($query);
                        while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                        {
                                $this->setRBACId($row->rbac_id);
                                $this->setObjId($row->obj_id);
                                $this->setObjType($row->obj_type);
                                $this->setEntity(ilUtil::stripSlashes($row->entity));
                                $this->setDate(ilUtil::stripSlashes($row->date));
                                $this->setDescription(ilUtil::stripSlashes($row->description));
                                $this->description_language =& new ilMDLanguageItem($row->description_language);
                        }
                }
                return true;
        }
 
        /*
         * XML Export of all meta data
         * @param object (xml writer) see class.ilMD2XML.php
         * 
         */
        function toXML(&$writer)
        {
                $writer->xmlStartTag('Annotation');
                $writer->xmlElement('Entity',null,$this->getEntity());
                $writer->xmlElement('Date',null,$this->getDate());
                $writer->xmlElement('Description',array('Language' => $this->getDescriptionLanguageCode()),$this->getDescription());
                $writer->xmlEndTag('Annotation');
        }
 
                                
 
        // STATIC
        function _getIds($a_rbac_id,$a_obj_id)
        {
                global $ilDB;
 
                $query = "SELECT meta_annotation_id FROM il_meta_annotation ".
                        "WHERE rbac_id = ".$ilDB->quote($a_rbac_id)." ".
                        "AND obj_id = ".$ilDB->quote($a_obj_id);
 
 
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $ids[] = $row->meta_annotation_id;
                }
                return $ids ? $ids : array();
        }
}
?>