Файл: library/Zend/Filter/Compress/Rar.php
Строк: 245
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Filter
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Rar.php 22662 2010-07-24 17:37:36Z mabe $
*/
/**
* @see Zend_Filter_Compress_CompressAbstract
*/
require_once 'Zend/Filter/Compress/CompressAbstract.php';
/**
* Compression adapter for Rar
*
* @category Zend
* @package Zend_Filter
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Filter_Compress_Rar extends Zend_Filter_Compress_CompressAbstract
{
/**
* Compression Options
* array(
* 'callback' => Callback for compression
* 'archive' => Archive to use
* 'password' => Password to use
* 'target' => Target to write the files to
* )
*
* @var array
*/
protected $_options = array(
'callback' => null,
'archive' => null,
'password' => null,
'target' => '.',
);
/**
* Class constructor
*
* @param array $options (Optional) Options to set
*/
public function __construct($options = null)
{
if (!extension_loaded('rar')) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception('This filter needs the rar extension');
}
parent::__construct($options);
}
/**
* Returns the set callback for compression
*
* @return string
*/
public function getCallback()
{
return $this->_options['callback'];
}
/**
* Sets the callback to use
*
* @param string $callback
* @return Zend_Filter_Compress_Rar
*/
public function setCallback($callback)
{
if (!is_callable($callback)) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception('Callback can not be accessed');
}
$this->_options['callback'] = $callback;
return $this;
}
/**
* Returns the set archive
*
* @return string
*/
public function getArchive()
{
return $this->_options['archive'];
}
/**
* Sets the archive to use for de-/compression
*
* @param string $archive Archive to use
* @return Zend_Filter_Compress_Rar
*/
public function setArchive($archive)
{
$archive = str_replace(array('/', '\'), DIRECTORY_SEPARATOR, $archive);
$this->_options['archive'] = (string) $archive;
return $this;
}
/**
* Returns the set password
*
* @return string
*/
public function getPassword()
{
return $this->_options['password'];
}
/**
* Sets the password to use
*
* @param string $password
* @return Zend_Filter_Compress_Rar
*/
public function setPassword($password)
{
$this->_options['password'] = (string) $password;
return $this;
}
/**
* Returns the set targetpath
*
* @return string
*/
public function getTarget()
{
return $this->_options['target'];
}
/**
* Sets the targetpath to use
*
* @param string $target
* @return Zend_Filter_Compress_Rar
*/
public function setTarget($target)
{
if (!file_exists(dirname($target))) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception("The directory '$target' does not exist");
}
$target = str_replace(array('/', '\'), DIRECTORY_SEPARATOR, $target);
$this->_options['target'] = (string) $target;
return $this;
}
/**
* Compresses the given content
*
* @param string|array $content
* @return string
*/
public function compress($content)
{
$callback = $this->getCallback();
if ($callback === null) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception('No compression callback available');
}
$options = $this->getOptions();
unset($options['callback']);
$result = call_user_func($callback, $options, $content);
if ($result !== true) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception('Error compressing the RAR Archive');
}
return $this->getArchive();
}
/**
* Decompresses the given content
*
* @param string $content
* @return boolean
*/
public function decompress($content)
{
$archive = $this->getArchive();
if (file_exists($content)) {
$archive = str_replace(array('/', '\'), DIRECTORY_SEPARATOR, realpath($content));
} elseif (empty($archive) || !file_exists($archive)) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception('RAR Archive not found');
}
$password = $this->getPassword();
if ($password !== null) {
$archive = rar_open($archive, $password);
} else {
$archive = rar_open($archive);
}
if (!$archive) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception("Error opening the RAR Archive");
}
$target = $this->getTarget();
if (!is_dir($target)) {
$target = dirname($target);
}
$filelist = rar_list($archive);
if (!$filelist) {
require_once 'Zend/Filter/Exception.php';
throw new Zend_Filter_Exception("Error reading the RAR Archive");
}
foreach($filelist as $file) {
$file->extract($target);
}
rar_close($archive);
return true;
}
/**
* Returns the adapter name
*
* @return string
*/
public function toString()
{
return 'Rar';
}
}