class.ilECSImport.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2006 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 ilECSImport
{
        protected $db = null;

        protected $obj_id = 0;
        protected $econtent_id = 0;
        protected $mid = 0;
        protected $imported = false; 

        public function __construct($a_obj_id)
        {
                global $ilDB;
                
                $this->obj_id = $a_obj_id;
                $this->db = $ilDB;
                $this->read();
        }
        
        public static function _getAllImportedLinks()
        {
                global $ilDB;
                
                $query = "SELECT * FROM ecs_import ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $all[$row->econtent_id] = $row->obj_id;
                }
                return $all ? $all : array();
        }
        
        public static function _getAll()
        {
                global $ilDB;
                
                $query = "SELECT * FROM ecs_import ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $all[$row->obj_id]['mid'] = $row->mid;
                        $all[$row->obj_id]['econtent_id'] = $row->econtent_id;
                        $all[$row->obj_id]['obj_id'] = $row->obj_id;
                }
                return $all ? $all : array();
        }
        
        public static function _lookupObjIdsByMID($a_mid)
        {
                global $ilDB;
                
                $query = "SELECT * FROM ecs_import ".
                        "WHERE mid = ".$ilDB->quote($a_mid,'integer')." ";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $obj_ids[] = $row->obj_id;
                }
                return $obj_ids ? $obj_ids : array();
        }
        
        public static function _lookupEContentId($a_obj_id)
        {
                global $ilDB;
                
                $query = "SELECT * FROM ecs_import WHERE obj_id = ".$ilDB->quote($a_obj_id,'integer')." ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->econtent_id;
                }
                return 0;
        }
        
        public function _lookupObjIds($a_econtent_id)
        {
                global $ilDB;
                
                $query = "SELECT obj_id FROM ecs_import WHERE econtent_id  = ".$ilDB->quote($a_econtent_id,'integer')." ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $obj_ids[] = $row->obj_id;
                }
                return $obj_ids ? $obj_ids : array();
        }
        
        public function _lookupObjId($a_econtent_id,$a_mid)
        {
                global $ilDB;
                
                $query = "SELECT obj_id FROM ecs_import ".
                        "WHERE econtent_id = ".$ilDB->quote($a_econtent_id,'integer')." ".
                        "AND mid = ".$ilDB->quote($a_mid,'integer')." ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->obj_id;
                }       
                return 0;
        }
        
        public function _lookupMID($a_obj_id)
        {
                global $ilDB;
                
                $query = "SELECT * FROM ecs_emport WHERE obj_id = ".$ilDB->quote($a_obj_id)." ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->mid;
                }
                return 0;
                
        }
        
        public static function _lookupMIDs($a_econtent_id)
        {
                global $ilDB;
                
                $query = "SELECT mid FROM ecs_import WHERE econtent_id = ".$ilDB->quote($a_econtent_id,'integer')." ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $mids[] = $row->mid;
                }
                return $mids ? $mids : array();
        }
        
        public static function _deleteByObjId($a_obj_id)
        {
                global $ilDB;
                
                $query = "DELETE FROM ecs_import ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id,'integer')." ";
                $res = $ilDB->manipulate($query);
                return true;
        }
        
        
        public static function _isImported($a_econtent_id,$a_mid)
        {
                return ilECSImport::_lookupObjId($a_econtent_id,$a_mid);
        }
        
        public function setImported($a_status)
        {
                $this->imported = $a_status;
        }
        
        public function setMID($a_mid)
        {
                $this->mid = $a_mid;
        }
        
        public function getMID()
        {
                return $this->mid;
        }
        
        public function setEContentId($a_id)
        {
                $this->econtent_id = $a_id;
        }
        
        public function getEContentId()
        {
                return $this->econtent_id;
        }
        
        public function save()
        {
                global $ilDB;
                
                $query = "DELETE FROM ecs_import ".
                        "WHERE obj_id = ".$this->db->quote($this->obj_id,'integer')." ";
                $res = $ilDB->manipulate($query);
                
                $query = "INSERT INTO ecs_import (obj_id,mid,econtent_id) ".
                        "VALUES ( ".
                        $this->db->quote($this->obj_id,'integer').", ".
                        $this->db->quote($this->mid,'integer').", ".
                        $this->db->quote($this->econtent_id,'integer')." ".
                        ")";
                $res = $ilDB->manipulate($query);
                
                return true;
        }
        
        private function read()
        {
                global $ilDB;
                
                $query = "SELECT * FROM ecs_import WHERE ".
                        "obj_id = ".$this->db->quote($this->obj_id,'integer')." ";
                $res = $this->db->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $this->econtent_id = $row->econtent_id;
                        $this->mid = $row->mid;
                }
        }
}


?>