252 Zeilen
6,4 KiB
PHP
252 Zeilen
6,4 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Filter
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/**
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* @see Zend_Filter_Compress_CompressAbstract
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*/
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require_once 'Zend/Filter/Compress/CompressAbstract.php';
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/**
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* Compression adapter for Rar
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*
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* @category Zend
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* @package Zend_Filter
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Filter_Compress_Rar extends Zend_Filter_Compress_CompressAbstract
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{
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/**
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* Compression Options
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* array(
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* 'callback' => Callback for compression
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* 'archive' => Archive to use
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* 'password' => Password to use
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* 'target' => Target to write the files to
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* )
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*
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* @var array
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*/
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protected $_options = array(
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'callback' => null,
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'archive' => null,
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'password' => null,
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'target' => '.',
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);
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/**
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* Class constructor
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*
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* @param array $options (Optional) Options to set
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*/
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public function __construct($options = null)
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{
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if (!extension_loaded('rar')) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception('This filter needs the rar extension');
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}
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parent::__construct($options);
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}
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/**
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* Returns the set callback for compression
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*
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* @return string
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*/
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public function getCallback()
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{
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return $this->_options['callback'];
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}
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/**
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* Sets the callback to use
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*
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* @param string $callback
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* @return Zend_Filter_Compress_Rar
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*/
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public function setCallback($callback)
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{
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if (!is_callable($callback)) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception('Callback can not be accessed');
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}
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$this->_options['callback'] = $callback;
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return $this;
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}
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/**
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* Returns the set archive
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*
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* @return string
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*/
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public function getArchive()
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{
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return $this->_options['archive'];
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}
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/**
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* Sets the archive to use for de-/compression
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*
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* @param string $archive Archive to use
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* @return Zend_Filter_Compress_Rar
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*/
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public function setArchive($archive)
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{
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$archive = str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $archive);
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$this->_options['archive'] = (string) $archive;
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return $this;
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}
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/**
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* Returns the set password
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*
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* @return string
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*/
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public function getPassword()
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{
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return $this->_options['password'];
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}
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/**
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* Sets the password to use
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*
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* @param string $password
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* @return Zend_Filter_Compress_Rar
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*/
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public function setPassword($password)
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{
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$this->_options['password'] = (string) $password;
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return $this;
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}
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/**
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* Returns the set targetpath
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*
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* @return string
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*/
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public function getTarget()
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{
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return $this->_options['target'];
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}
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/**
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* Sets the targetpath to use
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*
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* @param string $target
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* @return Zend_Filter_Compress_Rar
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*/
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public function setTarget($target)
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{
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if (!file_exists(dirname($target))) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception("The directory '$target' does not exist");
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}
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$target = str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $target);
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$this->_options['target'] = (string) $target;
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return $this;
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}
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/**
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* Compresses the given content
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*
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* @param string|array $content
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* @return string
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*/
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public function compress($content)
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{
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$callback = $this->getCallback();
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if ($callback === null) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception('No compression callback available');
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}
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$options = $this->getOptions();
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unset($options['callback']);
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$result = call_user_func($callback, $options, $content);
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if ($result !== true) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception('Error compressing the RAR Archive');
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}
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return $this->getArchive();
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}
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/**
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* Decompresses the given content
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*
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* @param string $content
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* @return boolean
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*/
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public function decompress($content)
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{
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$archive = $this->getArchive();
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if (file_exists($content)) {
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$archive = str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, realpath($content));
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} elseif (empty($archive) || !file_exists($archive)) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception('RAR Archive not found');
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}
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$password = $this->getPassword();
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if ($password !== null) {
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$archive = rar_open($archive, $password);
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} else {
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$archive = rar_open($archive);
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}
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if (!$archive) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception("Error opening the RAR Archive");
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}
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$target = $this->getTarget();
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if (!is_dir($target)) {
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$target = dirname($target);
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}
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$filelist = rar_list($archive);
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if (!$filelist) {
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require_once 'Zend/Filter/Exception.php';
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throw new Zend_Filter_Exception("Error reading the RAR Archive");
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}
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foreach($filelist as $file) {
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$file->extract($target);
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}
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rar_close($archive);
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return true;
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}
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/**
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* Returns the adapter name
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*
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* @return string
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*/
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public function toString()
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{
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return 'Rar';
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}
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}
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