class.ilFSStorageGroup.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once('Services/FileSystem/classes/class.ilFileSystemStorage.php');

class ilFSStorageGroup extends ilFileSystemStorage
{
        const MEMBER_EXPORT_DIR = 'memberExport';
        
        private $log;
        public function __construct($a_container_id = 0)
        {
                global $log;
                
                $this->log = $log;
                parent::__construct(ilFileSystemStorage::STORAGE_DATA,true,$a_container_id);
        }
        
        public function initMemberExportDirectory()
        {
                ilUtil::makeDirParents($this->getMemberExportDirectory());
        }
        
        public function getMemberExportDirectory()
        {
                return $this->getAbsolutePath().'/'.self::MEMBER_EXPORT_DIR;
        }
        
        public function addMemberExportFile($a_data,$a_rel_name)
        {
                $this->initMemberExportDirectory();
                if(!$this->writeToFile($a_data,$this->getMemberExportDirectory().'/'.$a_rel_name))
                {
                        $this->log->write('Cannot write to file: '.$this->getMemberExportDirectory().'/'.$a_rel_name);
                        return false;
                }

                return true;
                
        }
        
        public function getMemberExportFiles()
        {
                if(!@is_dir($this->getMemberExportDirectory()))
                {
                        return array();
                }
                
                $files = array();
                $dp = @opendir($this->getMemberExportDirectory());

                while($file = readdir($dp))
                {
                        if(is_dir($file))
                        {
                                continue;
                        }
                        
                        if(preg_match("/^([0-9]{10})_[a-zA-Z]*_export_([a-z]+)_([0-9]+)\.[a-z]+$/",$file,$matches) and $matches[3] == $this->getContainerId())
                        {
                                $timest = $matches[1];
                                $file_info['name'] = $matches[0];
                                $file_info['timest'] = $matches[1];
                                $file_info['type'] = $matches[2];
                                $file_info['id'] = $matches[3];
                                $file_info['size'] = filesize($this->getMemberExportDirectory().'/'.$file);
                                
                                $files[$timest] = $file_info;
                        }
                }
                closedir($dp);
                return $files ? $files : array();
        }
        
        public function getMemberExportFile($a_name)
        {
                $file_name = $this->getMemberExportDirectory().'/'.$a_name;
                
                if(@file_exists($file_name))
                {
                        return file_get_contents($file_name);
                }
        }
        
        public function deleteMemberExportFile($a_export_name)
        {
                return $this->deleteFile($this->getMemberExportDirectory().'/'.$a_export_name);
        }
        
        
        
        
        
        protected function getPathPostfix()
        {
                return 'grp';
        }
        
        protected function getPathPrefix()
        {
                return 'ilGroup';
        }
        
}
?>