class.ilDAVProperties.php

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<?php
// BEGIN WebDAV
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2005 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 ilDAVProperties
{
        private $table = 'dav_property';
        
        
        public function put($objDAV, $namespace, $name, $value)
        {
                //$this->writelog('put ns='.$namespace.' name='.$name.' value='.$value);
                global $ilDB;
                
                $objId = $objDAV->getObjectId();
                $nodeId = $objDAV->getNodeId();
                
                if(isset($value)) {
                        $q = 'REPLACE INTO '.$this->table
                                        .' SET obj_id = '.$ilDB->quote($objId)
                                        .', node_id = '.$ilDB->quote($nodeId)
                                        .', ns = '.$ilDB->quote($namespace)
                                        .', name = '.$ilDB->quote($name)
                                        .', value = '.$ilDB->quote($value)
                                        ;
                } else {
                        $q = 'DELETE FROM '.$this->table
                                        .' WHERE obj_id = '.$ilDB->quote($objId)
                                        .' AND node_id = '.$ilDB->quote($nodeId)
                                        .' AND ns = '.$ilDB->quote($namespace)
                                        .' AND name = '.$ilDB->quote($name)
                                        ;
                }       
                //$this->writelog('put query='.$q);
                $r = $ilDB->query($q);
        }
        
        public function get($objDAV, $namespace, $name, $value)
        {
                global $ilDB;
                
                $objId = $objDAV->getObjectId();
                $nodeId = $objDAV->getNodeId();
                
                $q = 'SELECT value FROM '.$this->table
                                .' WHERE obj_id = '.$ilDB->quote($objId)
                                .' AND node_id ='.$ilDB->quote($nodeId)
                                .' AND ns = '.$ilDB->quote($namespace)
                                .' AND name = '.$ilDB->quote($name)
                                ;       
                $r = $ilDB->query($q);
                if ($row = $r->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $value = $row['value'];
                } else {
                        $value = null;
                }
                return $value;
        }
        public function getAll($objDAV)
        {
                global $ilDB;
                
                $objId = $objDAV->getObjectId();
                $nodeId = $objDAV->getNodeId();
                
                $q = 'SELECT ns, name, value'
                                .' FROM '.$this->table
                                .' WHERE obj_id = '.$ilDB->quote($objId)
                                .' AND node_id ='.$ilDB->quote($nodeId)
                                ;       
                $r = $ilDB->query($q);
                $result = array();
                while ($row = $r->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $result[] = array(
                                'namespace' => $row['ns'],
                                'name' => $row['name'],
                                'value' => $row['value']
                        );
                }
                return $result;
        }
        
        public function copy($fromObjDAV, $toObjDAV)
        {
                global $ilDB;
                
                $fromObjId = $fromObjDAV->getObjectId();
                $fromNodeId = $fromObjDAV->getNodeId();
                $toObjId = $toObjDAV->getObjectId();
                $toNodeId = $toObjDAV->getNodeId();
                
                $q = 'SELECT ns, name, value FROM '.$this->table
                                .' WHERE obj_id = '.$ilDB->quote($objId)
                                .' AND node_id ='.$ilDB->quote($nodeId)
                                .' FOR UPDATE'
                                ;       
                $r = $ilDB->query($q);
                $result = array();
                while ($row = $r->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $q2 = 'INSERT INTO '.$this->table
                                .' (obj_id, node_id, ns, name, value)'
                                .' VALUES'
                                .'('.$ilDB->quote($row['obj_id'])
                                .', '.$ilDB->quote($row['node_id'])
                                .', '.$ilDB->quote($row['ns'])
                                .', '.$ilDB->quote($row['name'])
                                .', '.$ilDB->quote($row['value'])
                                .')'
                        ;
                        $r2 = $ilDB->query($q2);
                }
        }
        
        protected function writelog($message) 
        {
                global $log, $ilias;
                $log->write(
                        $ilias->account->getLogin()
                        .' DAV ilDAVProperties.'.str_replace("\n",";",$message)
                );
                /*
                if ($this->logFile) 
                {
                        $fh = fopen($this->logFile, 'a');
                        fwrite($fh, date('Y-m-d h:i:s '));
                        fwrite($fh, str_replace("\n",";",$message));
                        fwrite($fh, "\n\n");
                        fclose($fh);            
                }*/
        }
}
// END WebDAV
?>