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';
    }
}