174 lines
4.3 KiB
PHP
174 lines
4.3 KiB
PHP
<?php
|
|
/**
|
|
* The model file of backup module of ZenTaoCMS.
|
|
*
|
|
* @copyright Copyright 2009-2014 QingDao Nature Easy Soft Network Technology Co,LTD (www.cnezsoft.com)
|
|
* @license LGPL (http://www.gnu.org/licenses/lgpl.html)
|
|
* @author Yidong Wang <yidong@cnezsoft.com>
|
|
* @package backup
|
|
* @version $Id$
|
|
* @link http://www.zentao.net
|
|
*/
|
|
class backupModel extends model
|
|
{
|
|
/**
|
|
* Backup SQL
|
|
*
|
|
* @param string $backupFile
|
|
* @access public
|
|
* @return object
|
|
*/
|
|
public function backSQL($backupFile)
|
|
{
|
|
$zdb = $this->app->loadClass('zdb');
|
|
return $zdb->dump($backupFile);
|
|
}
|
|
|
|
/**
|
|
* Backup file.
|
|
*
|
|
* @param string $backupFile
|
|
* @access public
|
|
* @return object
|
|
*/
|
|
public function backFile($backupFile)
|
|
{
|
|
$return = new stdclass();
|
|
$return->result = true;
|
|
$return->error = '';
|
|
|
|
$this->app->loadClass('pclzip', true);
|
|
$zip = new pclzip($backupFile);
|
|
$zip->create($this->app->getAppRoot() . 'www/data/', PCLZIP_OPT_REMOVE_PATH, $this->app->getAppRoot() . 'www/data/');
|
|
if($zip->errorCode != 0)
|
|
{
|
|
$return->result = false;
|
|
$return->error = $zip->errorInfo();
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Restore SQL
|
|
*
|
|
* @param string $backupFile
|
|
* @access public
|
|
* @return object
|
|
*/
|
|
public function restoreSQL($backupFile)
|
|
{
|
|
$zdb = $this->app->loadClass('zdb');
|
|
return $zdb->import($backupFile);
|
|
}
|
|
|
|
/**
|
|
* Restore File
|
|
*
|
|
* @param string $backupFile
|
|
* @access public
|
|
* @return object
|
|
*/
|
|
public function restoreFile($backupFile)
|
|
{
|
|
$return = new stdclass();
|
|
$return->result = true;
|
|
$return->error = '';
|
|
|
|
$this->app->loadClass('pclzip', true);
|
|
$zip = new pclzip($backupFile);
|
|
if($zip->extract(PCLZIP_OPT_PATH, $this->app->getAppRoot() . 'www/data/') == 0)
|
|
{
|
|
$return->result = false;
|
|
$return->error = $zip->errorInfo();
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Add file header.
|
|
*
|
|
* @param string $fileName
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function addFileHeader($fileName)
|
|
{
|
|
$firstline = false;
|
|
$die = "<?php die();?>\n";
|
|
$fileSize = filesize($fileName);
|
|
|
|
$fh = fopen($fileName, 'c+');
|
|
$delta = strlen($die);
|
|
while(true)
|
|
{
|
|
$offset = ftell($fh);
|
|
$line = fread($fh, 1024 * 1024);
|
|
if(!$firstline)
|
|
{
|
|
$line = $die . $line;
|
|
$firstline = true;
|
|
}
|
|
else
|
|
{
|
|
$line = $compensate . $line;
|
|
}
|
|
|
|
$compensate = fread($fh, $delta);
|
|
fseek($fh, $offset);
|
|
fwrite($fh, $line);
|
|
|
|
if(ftell($fh) >= $fileSize)
|
|
{
|
|
fwrite($fh, $compensate);
|
|
break;
|
|
}
|
|
}
|
|
fclose($fh);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Remove file header.
|
|
*
|
|
* @param string $fileName
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function removeFileHeader($fileName)
|
|
{
|
|
$firstline = false;
|
|
$die = "<?php die();?>\n";
|
|
$fileSize = filesize($fileName);
|
|
|
|
$fh = fopen($fileName, 'c+');
|
|
while(true)
|
|
{
|
|
$offset = ftell($fh);
|
|
if($firstline and $delta) fseek($fh, $offset + $delta);
|
|
$line = fread($fh, 1024 * 1024);
|
|
if(!$firstline)
|
|
{
|
|
$firstline = true;
|
|
$beforeLength = strlen($line);
|
|
$line = str_replace($die, '', $line);
|
|
$afterLength = strlen($line);
|
|
$delta = $beforeLength - $afterLength;
|
|
if($delta == 0)
|
|
{
|
|
fclose($fh);
|
|
return true;
|
|
}
|
|
}
|
|
fseek($fh, $offset);
|
|
fwrite($fh, $line);
|
|
|
|
if(ftell($fh) >= $fileSize - $delta) break;
|
|
}
|
|
ftruncate($fh, ($fileSize - $delta));
|
|
fclose($fh);
|
|
return true;
|
|
}
|
|
}
|