3595 lines
124 KiB
PHP
3595 lines
124 KiB
PHP
<?php
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/* vim: set ts=4 sw=4: */
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// +----------------------------------------------------------------------+
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// | PHP Version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2003 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 3.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available through the world-wide-web at the following url: |
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// | http://www.php.net/license/3_0.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Author: Vincent Blavet <vincent@blavet.net> |
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// +----------------------------------------------------------------------+
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//
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// $Id: Zip.php 3076 2006-12-18 08:52:12Z fabien $
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// ----- Constants
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define( 'ARCHIVE_ZIP_READ_BLOCK_SIZE', 2048 );
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// ----- File list separator
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define( 'ARCHIVE_ZIP_SEPARATOR', ',' );
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// ----- Optional static temporary directory
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// By default temporary files are generated in the script current
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// path.
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// If defined :
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// - MUST BE terminated by a '/'.
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// - MUST be a valid, already created directory
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// Samples :
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// define( 'ARCHIVE_ZIP_TEMPORARY_DIR', '/temp/' );
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// define( 'ARCHIVE_ZIP_TEMPORARY_DIR', 'C:/Temp/' );
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define( 'ARCHIVE_ZIP_TEMPORARY_DIR', '' );
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// ----- Error codes
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define( 'ARCHIVE_ZIP_ERR_NO_ERROR', 0 );
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define( 'ARCHIVE_ZIP_ERR_WRITE_OPEN_FAIL', -1 );
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define( 'ARCHIVE_ZIP_ERR_READ_OPEN_FAIL', -2 );
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define( 'ARCHIVE_ZIP_ERR_INVALID_PARAMETER', -3 );
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define( 'ARCHIVE_ZIP_ERR_MISSING_FILE', -4 );
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define( 'ARCHIVE_ZIP_ERR_FILENAME_TOO_LONG', -5 );
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define( 'ARCHIVE_ZIP_ERR_INVALID_ZIP', -6 );
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define( 'ARCHIVE_ZIP_ERR_BAD_EXTRACTED_FILE', -7 );
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define( 'ARCHIVE_ZIP_ERR_DIR_CREATE_FAIL', -8 );
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define( 'ARCHIVE_ZIP_ERR_BAD_EXTENSION', -9 );
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define( 'ARCHIVE_ZIP_ERR_BAD_FORMAT', -10 );
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define( 'ARCHIVE_ZIP_ERR_DELETE_FILE_FAIL', -11 );
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define( 'ARCHIVE_ZIP_ERR_RENAME_FILE_FAIL', -12 );
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define( 'ARCHIVE_ZIP_ERR_BAD_CHECKSUM', -13 );
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define( 'ARCHIVE_ZIP_ERR_INVALID_ARCHIVE_ZIP', -14 );
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define( 'ARCHIVE_ZIP_ERR_MISSING_OPTION_VALUE', -15 );
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define( 'ARCHIVE_ZIP_ERR_INVALID_PARAM_VALUE', -16 );
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// ----- Warning codes
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define( 'ARCHIVE_ZIP_WARN_NO_WARNING', 0 );
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define( 'ARCHIVE_ZIP_WARN_FILE_EXIST', 1 );
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// ----- Methods parameters
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define( 'ARCHIVE_ZIP_PARAM_PATH', 'path' );
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define( 'ARCHIVE_ZIP_PARAM_ADD_PATH', 'add_path' );
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define( 'ARCHIVE_ZIP_PARAM_REMOVE_PATH', 'remove_path' );
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define( 'ARCHIVE_ZIP_PARAM_REMOVE_ALL_PATH', 'remove_all_path' );
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define( 'ARCHIVE_ZIP_PARAM_SET_CHMOD', 'set_chmod' );
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define( 'ARCHIVE_ZIP_PARAM_EXTRACT_AS_STRING', 'extract_as_string' );
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define( 'ARCHIVE_ZIP_PARAM_NO_COMPRESSION', 'no_compression' );
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define( 'ARCHIVE_ZIP_PARAM_BY_NAME', 'by_name' );
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define( 'ARCHIVE_ZIP_PARAM_BY_INDEX', 'by_index' );
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define( 'ARCHIVE_ZIP_PARAM_BY_PREG', 'by_preg' );
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define( 'ARCHIVE_ZIP_PARAM_PRE_EXTRACT', 'callback_pre_extract' );
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define( 'ARCHIVE_ZIP_PARAM_POST_EXTRACT', 'callback_post_extract' );
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define( 'ARCHIVE_ZIP_PARAM_PRE_ADD', 'callback_pre_add' );
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define( 'ARCHIVE_ZIP_PARAM_POST_ADD', 'callback_post_add' );
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/**
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* Class for manipulating zip archive files
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*
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* A class which provided common methods to manipulate ZIP formatted
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* archive files.
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* It provides creation, extraction, deletion and add features.
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*
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* @author Vincent Blavet <vincent@blavet.net>
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* @version $Revision: 1.3 $
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* @package phing.lib
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*/
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class Archive_Zip
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{
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/**
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* The filename of the zip archive.
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*
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* @var string Name of the Zip file
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*/
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var $_zipname='';
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/**
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* File descriptor of the opened Zip file.
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*
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* @var int Internal zip file descriptor
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*/
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var $_zip_fd=0;
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/**
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* @var int last error code
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*/
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var $_error_code=1;
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/**
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* @var string Last error description
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*/
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var $_error_string='';
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// {{{ constructor
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/**
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* Archive_Zip Class constructor. This flavour of the constructor only
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* declare a new Archive_Zip object, identifying it by the name of the
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* zip file.
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*
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* @param string $p_zipname The name of the zip archive to create
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* @access public
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*/
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function __construct($p_zipname)
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{
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if (!extension_loaded('zlib')) {
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throw new Exception("The extension 'zlib' couldn't be found.\n".
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"Please make sure your version of PHP was built ".
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"with 'zlib' support.");
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}
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// ----- Set the attributes
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$this->_zipname = $p_zipname;
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$this->_zip_fd = 0;
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}
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// }}}
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// {{{ create()
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/**
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* This method creates a Zip Archive with the filename set with
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* the constructor.
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* The files and directories indicated in $p_filelist
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* are added in the archive.
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* When a directory is in the list, the directory and its content is added
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* in the archive.
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* The methods takes a variable list of parameters in $p_params.
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* The supported parameters for this method are :
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* 'add_path' : Add a path to the archived files.
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* 'remove_path' : Remove the specified 'root' path of the archived files.
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* 'remove_all_path' : Remove all the path of the archived files.
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* 'no_compression' : The archived files will not be compressed.
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*
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* @access public
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* @param mixed $p_filelist The list of the files or folders to add.
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* It can be a string with filenames separated
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* by a comma, or an array of filenames.
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* @param mixed $p_params An array of variable parameters and values.
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* @return mixed An array of file description on success,
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* an error code on error
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*/
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function create($p_filelist, $p_params=0)
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{
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$this->_errorReset();
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// ----- Set default values
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if ($p_params === 0) {
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$p_params = array();
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}
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if ($this->_check_parameters($p_params,
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array('no_compression' => false,
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'add_path' => "",
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'remove_path' => "",
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'remove_all_path' => false)) != 1) {
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return 0;
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}
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// ----- Look if the $p_filelist is really an array
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$p_result_list = array();
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if (is_array($p_filelist)) {
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$v_result = $this->_create($p_filelist, $p_result_list, $p_params);
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}
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// ----- Look if the $p_filelist is a string
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else if (is_string($p_filelist)) {
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// ----- Create a list with the elements from the string
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$v_list = explode(ARCHIVE_ZIP_SEPARATOR, $p_filelist);
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$v_result = $this->_create($v_list, $p_result_list, $p_params);
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}
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// ----- Invalid variable
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else {
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$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
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'Invalid variable type p_filelist');
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$v_result = ARCHIVE_ZIP_ERR_INVALID_PARAMETER;
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}
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if ($v_result != 1) {
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return 0;
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}
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return $p_result_list;
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}
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// }}}
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// {{{ add()
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/**
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* This method add files or directory in an existing Zip Archive.
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* If the Zip Archive does not exist it is created.
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* The files and directories to add are indicated in $p_filelist.
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* When a directory is in the list, the directory and its content is added
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* in the archive.
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* The methods takes a variable list of parameters in $p_params.
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* The supported parameters for this method are :
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* 'add_path' : Add a path to the archived files.
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* 'remove_path' : Remove the specified 'root' path of the archived files.
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* 'remove_all_path' : Remove all the path of the archived files.
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* 'no_compression' : The archived files will not be compressed.
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* 'callback_pre_add' : A callback function that will be called before
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* each entry archiving.
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* 'callback_post_add' : A callback function that will be called after
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* each entry archiving.
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*
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* @access public
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* @param mixed $p_filelist The list of the files or folders to add.
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* It can be a string with filenames separated
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* by a comma, or an array of filenames.
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* @param mixed $p_params An array of variable parameters and values.
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* @return mixed An array of file description on success,
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* 0 on an unrecoverable failure, an error code is logged.
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*/
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function add($p_filelist, $p_params=0)
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{
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$this->_errorReset();
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// ----- Set default values
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if ($p_params === 0) {
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$p_params = array();
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}
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if ($this->_check_parameters($p_params,
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array ('no_compression' => false,
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'add_path' => '',
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'remove_path' => '',
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'remove_all_path' => false,
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'callback_pre_add' => '',
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'callback_post_add' => '')) != 1) {
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return 0;
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}
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// ----- Look if the $p_filelist is really an array
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$p_result_list = array();
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if (is_array($p_filelist)) {
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// ----- Call the create fct
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$v_result = $this->_add($p_filelist, $p_result_list, $p_params);
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}
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// ----- Look if the $p_filelist is a string
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else if (is_string($p_filelist)) {
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// ----- Create a list with the elements from the string
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$v_list = explode(ARCHIVE_ZIP_SEPARATOR, $p_filelist);
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// ----- Call the create fct
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$v_result = $this->_add($v_list, $p_result_list, $p_params);
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}
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// ----- Invalid variable
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else {
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$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
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"add() : Invalid variable type p_filelist");
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$v_result = ARCHIVE_ZIP_ERR_INVALID_PARAMETER;
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}
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if ($v_result != 1) {
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return 0;
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}
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// ----- Return the result list
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return $p_result_list;
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}
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// }}}
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// {{{ listContent()
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/**
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* This method gives the names and properties of the files and directories
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* which are present in the zip archive.
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* The properties of each entries in the list are :
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* filename : Name of the file.
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* For create() or add() it's the filename given by the user.
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* For an extract() it's the filename of the extracted file.
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* stored_filename : Name of the file / directory stored in the archive.
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* size : Size of the stored file.
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* compressed_size : Size of the file's data compressed in the archive
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* (without the zip headers overhead)
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* mtime : Last known modification date of the file (UNIX timestamp)
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* comment : Comment associated with the file
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* folder : true | false (indicates if the entry is a folder)
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* index : index of the file in the archive (-1 when not available)
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* status : status of the action on the entry (depending of the action) :
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* Values are :
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* ok : OK !
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* filtered : the file/dir was not extracted (filtered by user)
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* already_a_directory : the file can't be extracted because a
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* directory with the same name already
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* exists
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* write_protected : the file can't be extracted because a file
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* with the same name already exists and is
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* write protected
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* newer_exist : the file was not extracted because a newer
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* file already exists
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* path_creation_fail : the file is not extracted because the
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* folder does not exists and can't be
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* created
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* write_error : the file was not extracted because there was a
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* error while writing the file
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* read_error : the file was not extracted because there was a
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* error while reading the file
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* invalid_header : the file was not extracted because of an
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* archive format error (bad file header)
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* Note that each time a method can continue operating when there
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* is an error on a single file, the error is only logged in the file status.
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*
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* @access public
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* @return mixed An array of file description on success,
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* 0 on an unrecoverable failure, an error code is logged.
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*/
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function listContent()
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{
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$this->_errorReset();
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// ----- Check archive
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if (!$this->_checkFormat()) {
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return(0);
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}
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$v_list = array();
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if ($this->_list($v_list) != 1) {
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unset($v_list);
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return(0);
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}
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return $v_list;
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}
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// }}}
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// {{{ extract()
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/**
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* This method extract the files and folders which are in the zip archive.
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* It can extract all the archive or a part of the archive by using filter
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* feature (extract by name, by index, by preg). The extraction
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* can occur in the current path or an other path.
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* All the advanced features are activated by the use of variable
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* parameters.
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* The return value is an array of entry descriptions which gives
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* information on extracted files (See listContent()).
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* The method may return a success value (an array) even if some files
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* are not correctly extracted (see the file status in listContent()).
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* The supported variable parameters for this method are :
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* 'add_path' : Path where the files and directories are to be extracted
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* 'remove_path' : First part ('root' part) of the memorized path
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* (if similar) to remove while extracting.
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* 'remove_all_path' : Remove all the memorized path while extracting.
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* 'extract_as_string' :
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* 'set_chmod' : After the extraction of the file the indicated mode
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* will be set.
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* 'by_name' : It can be a string with file/dir names separated by ',',
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* or an array of file/dir names to extract from the archive.
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* 'by_index' : A string with range of indexes separated by ',',
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* (sample "1,3-5,12").
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* 'by_preg' : A regular expression (preg) that must match the extracted
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* filename.
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* 'callback_pre_extract' : A callback function that will be called before
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* each entry extraction.
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* 'callback_post_extract' : A callback function that will be called after
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* each entry extraction.
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*
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* @access public
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* @param mixed $p_params An array of variable parameters and values.
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* @return mixed An array of file description on success,
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* 0 on an unrecoverable failure, an error code is logged.
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*/
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function extract($p_params=0)
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{
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$this->_errorReset();
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// ----- Check archive
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if (!$this->_checkFormat()) {
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return(0);
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}
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// ----- Set default values
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if ($p_params === 0) {
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$p_params = array();
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}
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if ($this->_check_parameters($p_params,
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array ('extract_as_string' => false,
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'add_path' => '',
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'remove_path' => '',
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'remove_all_path' => false,
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'callback_pre_extract' => '',
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'callback_post_extract' => '',
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'set_chmod' => 0,
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'by_name' => '',
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'by_index' => '',
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'by_preg' => '') ) != 1) {
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return 0;
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}
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// ----- Call the extracting fct
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$v_list = array();
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if ($this->_extractByRule($v_list, $p_params) != 1) {
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unset($v_list);
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return(0);
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}
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return $v_list;
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}
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// }}}
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// {{{ delete()
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/**
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* This methods delete archive entries in the zip archive.
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* Notice that at least one filtering rule (set by the variable parameter
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* list) must be set.
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* Also notice that if you delete a folder entry, only the folder entry
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* is deleted, not all the files bellonging to this folder.
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* The supported variable parameters for this method are :
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* 'by_name' : It can be a string with file/dir names separated by ',',
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* or an array of file/dir names to delete from the archive.
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* 'by_index' : A string with range of indexes separated by ',',
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* (sample "1,3-5,12").
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* 'by_preg' : A regular expression (preg) that must match the extracted
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* filename.
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*
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* @access public
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* @param mixed $p_params An array of variable parameters and values.
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* @return mixed An array of file description on success,
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* 0 on an unrecoverable failure, an error code is logged.
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*/
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function delete($p_params)
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{
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$this->_errorReset();
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// ----- Check archive
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if (!$this->_checkFormat()) {
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return(0);
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}
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// ----- Set default values
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if ($this->_check_parameters($p_params,
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array ('by_name' => '',
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'by_index' => '',
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'by_preg' => '') ) != 1) {
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return 0;
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}
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// ----- Check that at least one rule is set
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if ( ($p_params['by_name'] == '')
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&& ($p_params['by_index'] == '')
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&& ($p_params['by_preg'] == '')) {
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$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
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'At least one filtering rule must'
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.' be set as parameter');
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return 0;
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}
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// ----- Call the delete fct
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$v_list = array();
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if ($this->_deleteByRule($v_list, $p_params) != 1) {
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unset($v_list);
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return(0);
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}
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return $v_list;
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}
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// }}}
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|
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// {{{ properties()
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/**
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* This method gives the global properties of the archive.
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|
* The properties are :
|
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* nb : Number of files in the archive
|
|
* comment : Comment associated with the archive file
|
|
* status : not_exist, ok
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|
*
|
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* @access public
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* @param mixed $p_params {Description}
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* @return mixed An array with the global properties or 0 on error.
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|
*/
|
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function properties()
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{
|
|
$this->_errorReset();
|
|
|
|
// ----- Check archive
|
|
if (!$this->_checkFormat()) {
|
|
return(0);
|
|
}
|
|
|
|
// ----- Default properties
|
|
$v_prop = array();
|
|
$v_prop['comment'] = '';
|
|
$v_prop['nb'] = 0;
|
|
$v_prop['status'] = 'not_exist';
|
|
|
|
// ----- Look if file exists
|
|
if (@is_file($this->_zipname)) {
|
|
// ----- Open the zip file
|
|
if (($this->_zip_fd = @fopen($this->_zipname, 'rb')) == 0) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
'Unable to open archive \''.$this->_zipname
|
|
.'\' in binary read mode');
|
|
return 0;
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir = array();
|
|
if (($v_result = $this->_readEndCentralDir($v_central_dir)) != 1) {
|
|
return 0;
|
|
}
|
|
|
|
$this->_closeFd();
|
|
|
|
// ----- Set the user attributes
|
|
$v_prop['comment'] = $v_central_dir['comment'];
|
|
$v_prop['nb'] = $v_central_dir['entries'];
|
|
$v_prop['status'] = 'ok';
|
|
}
|
|
|
|
return $v_prop;
|
|
}
|
|
// }}}
|
|
|
|
|
|
// {{{ duplicate()
|
|
/**
|
|
* This method creates an archive by copying the content of an other one.
|
|
* If the archive already exist, it is replaced by the new one without
|
|
* any warning.
|
|
*
|
|
* @access public
|
|
* @param mixed $p_archive It can be a valid Archive_Zip object or
|
|
* the filename of a valid zip archive.
|
|
* @return integer 1 on success, 0 on failure.
|
|
*/
|
|
function duplicate($p_archive)
|
|
{
|
|
$this->_errorReset();
|
|
|
|
// ----- Look if the $p_archive is a Archive_Zip object
|
|
if ( (is_object($p_archive))
|
|
&& (strtolower(get_class($p_archive)) == 'archive_zip')) {
|
|
$v_result = $this->_duplicate($p_archive->_zipname);
|
|
}
|
|
|
|
// ----- Look if the $p_archive is a string (so a filename)
|
|
else if (is_string($p_archive)) {
|
|
// ----- Check that $p_archive is a valid zip file
|
|
// TBC : Should also check the archive format
|
|
if (!is_file($p_archive)) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_MISSING_FILE,
|
|
"No file with filename '".$p_archive."'");
|
|
$v_result = ARCHIVE_ZIP_ERR_MISSING_FILE;
|
|
}
|
|
else {
|
|
$v_result = $this->_duplicate($p_archive);
|
|
}
|
|
}
|
|
|
|
// ----- Invalid variable
|
|
else {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
|
|
"Invalid variable type p_archive_to_add");
|
|
$v_result = ARCHIVE_ZIP_ERR_INVALID_PARAMETER;
|
|
}
|
|
|
|
return $v_result;
|
|
}
|
|
// }}}
|
|
|
|
// {{{ merge()
|
|
/**
|
|
* This method merge a valid zip archive at the end of the
|
|
* archive identified by the Archive_Zip object.
|
|
* If the archive ($this) does not exist, the merge becomes a duplicate.
|
|
* If the archive to add does not exist, the merge is a success.
|
|
*
|
|
* @access public
|
|
* @param mixed $p_archive_to_add It can be a valid Archive_Zip object or
|
|
* the filename of a valid zip archive.
|
|
* @return integer 1 on success, 0 on failure.
|
|
*/
|
|
function merge($p_archive_to_add)
|
|
{
|
|
$v_result = 1;
|
|
$this->_errorReset();
|
|
|
|
// ----- Check archive
|
|
if (!$this->_checkFormat()) {
|
|
return(0);
|
|
}
|
|
|
|
// ----- Look if the $p_archive_to_add is a Archive_Zip object
|
|
if ( (is_object($p_archive_to_add))
|
|
&& (strtolower(get_class($p_archive_to_add)) == 'archive_zip')) {
|
|
$v_result = $this->_merge($p_archive_to_add);
|
|
}
|
|
|
|
// ----- Look if the $p_archive_to_add is a string (so a filename)
|
|
else if (is_string($p_archive_to_add)) {
|
|
// ----- Create a temporary archive
|
|
$v_object_archive = new Archive_Zip($p_archive_to_add);
|
|
|
|
// ----- Merge the archive
|
|
$v_result = $this->_merge($v_object_archive);
|
|
}
|
|
|
|
// ----- Invalid variable
|
|
else {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
|
|
"Invalid variable type p_archive_to_add");
|
|
$v_result = ARCHIVE_ZIP_ERR_INVALID_PARAMETER;
|
|
}
|
|
|
|
return $v_result;
|
|
}
|
|
// }}}
|
|
|
|
// {{{ errorCode()
|
|
/**
|
|
* Method that gives the lastest error code.
|
|
*
|
|
* @access public
|
|
* @return integer The error code value.
|
|
*/
|
|
function errorCode()
|
|
{
|
|
return($this->_error_code);
|
|
}
|
|
// }}}
|
|
|
|
// {{{ errorName()
|
|
/**
|
|
* This method gives the latest error code name.
|
|
*
|
|
* @access public
|
|
* @param boolean $p_with_code If true, gives the name and the int value.
|
|
* @return string The error name.
|
|
*/
|
|
function errorName($p_with_code=false)
|
|
{
|
|
$v_const_list = get_defined_constants();
|
|
|
|
// ----- Extract error constants from all const.
|
|
for (reset($v_const_list);
|
|
list($v_key, $v_value) = self::each($v_const_list);) {
|
|
if (substr($v_key, 0, strlen('ARCHIVE_ZIP_ERR_'))
|
|
=='ARCHIVE_ZIP_ERR_') {
|
|
$v_error_list[$v_key] = $v_value;
|
|
}
|
|
}
|
|
|
|
// ----- Search the name form the code value
|
|
$v_key=array_search($this->_error_code, $v_error_list, true);
|
|
if ($v_key!=false) {
|
|
$v_value = $v_key;
|
|
}
|
|
else {
|
|
$v_value = 'NoName';
|
|
}
|
|
|
|
if ($p_with_code) {
|
|
return($v_value.' ('.$this->_error_code.')');
|
|
}
|
|
else {
|
|
return($v_value);
|
|
}
|
|
}
|
|
// }}}
|
|
|
|
// {{{ errorInfo()
|
|
/**
|
|
* This method returns the description associated with the latest error.
|
|
*
|
|
* @access public
|
|
* @param boolean $p_full If set to true gives the description with the
|
|
* error code, the name and the description.
|
|
* If set to false gives only the description
|
|
* and the error code.
|
|
* @return string The error description.
|
|
*/
|
|
function errorInfo($p_full=false)
|
|
{
|
|
if ($p_full) {
|
|
return($this->errorName(true)." : ".$this->_error_string);
|
|
}
|
|
else {
|
|
return($this->_error_string." [code ".$this->_error_code."]");
|
|
}
|
|
}
|
|
// }}}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// ***** UNDER THIS LINE ARE DEFINED PRIVATE INTERNAL FUNCTIONS *****
|
|
// ***** *****
|
|
// ***** THESES FUNCTIONS MUST NOT BE USED DIRECTLY *****
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _checkFormat()
|
|
// Description :
|
|
// This method check that the archive exists and is a valid zip archive.
|
|
// Several level of check exists. (futur)
|
|
// Parameters :
|
|
// $p_level : Level of check. Default 0.
|
|
// 0 : Check the first bytes (magic codes) (default value))
|
|
// 1 : 0 + Check the central directory (futur)
|
|
// 2 : 1 + Check each file header (futur)
|
|
// Return Values :
|
|
// true on success,
|
|
// false on error, the error code is set.
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_checkFormat()
|
|
*
|
|
* { Description }
|
|
*
|
|
* @param integer $p_level
|
|
*/
|
|
function _checkFormat($p_level=0)
|
|
{
|
|
$v_result = true;
|
|
|
|
// ----- Reset the error handler
|
|
$this->_errorReset();
|
|
|
|
// ----- Look if the file exits
|
|
if (!is_file($this->_zipname)) {
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_MISSING_FILE,
|
|
"Missing archive file '".$this->_zipname."'");
|
|
return(false);
|
|
}
|
|
|
|
// ----- Check that the file is readeable
|
|
if (!is_readable($this->_zipname)) {
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
"Unable to read archive '".$this->_zipname."'");
|
|
return(false);
|
|
}
|
|
|
|
// ----- Check the magic code
|
|
// TBC
|
|
|
|
// ----- Check the central header
|
|
// TBC
|
|
|
|
// ----- Check each file header
|
|
// TBC
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _create()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_create()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _create($p_list, &$p_result_list, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
$v_list_detail = array();
|
|
|
|
$p_add_dir = $p_params['add_path'];
|
|
$p_remove_dir = $p_params['remove_path'];
|
|
$p_remove_all_dir = $p_params['remove_all_path'];
|
|
|
|
// ----- Open the file in write mode
|
|
if (($v_result = $this->_openFd('wb')) != 1)
|
|
{
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Add the list of files
|
|
$v_result = $this->_addList($p_list, $p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_params);
|
|
|
|
// ----- Close
|
|
$this->_closeFd();
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _add()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_add()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _add($p_list, &$p_result_list, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
$v_list_detail = array();
|
|
|
|
$p_add_dir = $p_params['add_path'];
|
|
$p_remove_dir = $p_params['remove_path'];
|
|
$p_remove_all_dir = $p_params['remove_all_path'];
|
|
|
|
// ----- Look if the archive exists or is empty and need to be created
|
|
if ((!is_file($this->_zipname)) || (filesize($this->_zipname) == 0)) {
|
|
$v_result = $this->_create($p_list, $p_result_list, $p_params);
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Open the zip file
|
|
if (($v_result=$this->_openFd('rb')) != 1) {
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir = array();
|
|
if (($v_result = $this->_readEndCentralDir($v_central_dir)) != 1)
|
|
{
|
|
$this->_closeFd();
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Go to beginning of File
|
|
@rewind($this->_zip_fd);
|
|
|
|
// ----- Creates a temporay file
|
|
$v_zip_temp_name = ARCHIVE_ZIP_TEMPORARY_DIR.uniqid('archive_zip-').'.tmp';
|
|
|
|
// ----- Open the temporary file in write mode
|
|
if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0)
|
|
{
|
|
$this->_closeFd();
|
|
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
'Unable to open temporary file \''
|
|
.$v_zip_temp_name.'\' in binary write mode');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Copy the files from the archive to the temporary file
|
|
// TBC : Here I should better append the file and go back to erase the
|
|
// central dir
|
|
$v_size = $v_central_dir['offset'];
|
|
while ($v_size != 0)
|
|
{
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = fread($this->_zip_fd, $v_read_size);
|
|
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Swap the file descriptor
|
|
// Here is a trick : I swap the temporary fd with the zip fd, in order to
|
|
// use the following methods on the temporary fil and not the real archive
|
|
$v_swap = $this->_zip_fd;
|
|
$this->_zip_fd = $v_zip_temp_fd;
|
|
$v_zip_temp_fd = $v_swap;
|
|
|
|
// ----- Add the files
|
|
$v_header_list = array();
|
|
if (($v_result = $this->_addFileList($p_list, $v_header_list,
|
|
$p_add_dir, $p_remove_dir,
|
|
$p_remove_all_dir, $p_params)) != 1)
|
|
{
|
|
fclose($v_zip_temp_fd);
|
|
$this->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Store the offset of the central dir
|
|
$v_offset = @ftell($this->_zip_fd);
|
|
|
|
// ----- Copy the block of file headers from the old archive
|
|
$v_size = $v_central_dir['size'];
|
|
while ($v_size != 0)
|
|
{
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @fread($v_zip_temp_fd, $v_read_size);
|
|
@fwrite($this->_zip_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Create the Central Dir files header
|
|
for ($i=0, $v_count=0; $i<sizeof($v_header_list); $i++)
|
|
{
|
|
// ----- Create the file header
|
|
if ($v_header_list[$i]['status'] == 'ok') {
|
|
if (($v_result=$this->_writeCentralFileHeader($v_header_list[$i]))!=1) {
|
|
fclose($v_zip_temp_fd);
|
|
$this->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
$v_count++;
|
|
}
|
|
|
|
// ----- Transform the header to a 'usable' info
|
|
$this->_convertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
|
|
}
|
|
|
|
// ----- Zip file comment
|
|
$v_comment = '';
|
|
|
|
// ----- Calculate the size of the central header
|
|
$v_size = @ftell($this->_zip_fd)-$v_offset;
|
|
|
|
// ----- Create the central dir footer
|
|
if (($v_result = $this->_writeCentralHeader($v_count
|
|
+$v_central_dir['entries'],
|
|
$v_size, $v_offset,
|
|
$v_comment)) != 1) {
|
|
// ----- Reset the file list
|
|
unset($v_header_list);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Swap back the file descriptor
|
|
$v_swap = $this->_zip_fd;
|
|
$this->_zip_fd = $v_zip_temp_fd;
|
|
$v_zip_temp_fd = $v_swap;
|
|
|
|
// ----- Close
|
|
$this->_closeFd();
|
|
|
|
// ----- Close the temporary file
|
|
@fclose($v_zip_temp_fd);
|
|
|
|
// ----- Delete the zip file
|
|
// TBC : I should test the result ...
|
|
@unlink($this->_zipname);
|
|
|
|
// ----- Rename the temporary file
|
|
// TBC : I should test the result ...
|
|
//@rename($v_zip_temp_name, $this->_zipname);
|
|
$this->_tool_Rename($v_zip_temp_name, $this->_zipname);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _openFd()
|
|
// Description :
|
|
// Parameters :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_openFd()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _openFd($p_mode)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Look if already open
|
|
if ($this->_zip_fd != 0)
|
|
{
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
'Zip file \''.$this->_zipname.'\' already open');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Open the zip file
|
|
if (($this->_zip_fd = @fopen($this->_zipname, $p_mode)) == 0)
|
|
{
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
'Unable to open archive \''.$this->_zipname
|
|
.'\' in '.$p_mode.' mode');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _closeFd()
|
|
// Description :
|
|
// Parameters :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_closeFd()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _closeFd()
|
|
{
|
|
$v_result=1;
|
|
|
|
if ($this->_zip_fd != 0)
|
|
@fclose($this->_zip_fd);
|
|
$this->_zip_fd = 0;
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _addList()
|
|
// Description :
|
|
// $p_add_dir and $p_remove_dir will give the ability to memorize a path which is
|
|
// different from the real path of the file. This is usefull if you want to have PclTar
|
|
// running in any directory, and memorize relative path from an other directory.
|
|
// Parameters :
|
|
// $p_list : An array containing the file or directory names to add in the tar
|
|
// $p_result_list : list of added files with their properties (specially the status field)
|
|
// $p_add_dir : Path to add in the filename path archived
|
|
// $p_remove_dir : Path to remove in the filename path archived
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_addList()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _addList($p_list, &$p_result_list,
|
|
$p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Add the files
|
|
$v_header_list = array();
|
|
if (($v_result = $this->_addFileList($p_list, $v_header_list,
|
|
$p_add_dir, $p_remove_dir,
|
|
$p_remove_all_dir, $p_params)) != 1) {
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Store the offset of the central dir
|
|
$v_offset = @ftell($this->_zip_fd);
|
|
|
|
// ----- Create the Central Dir files header
|
|
for ($i=0,$v_count=0; $i<sizeof($v_header_list); $i++)
|
|
{
|
|
// ----- Create the file header
|
|
if ($v_header_list[$i]['status'] == 'ok') {
|
|
if (($v_result = $this->_writeCentralFileHeader($v_header_list[$i])) != 1) {
|
|
return $v_result;
|
|
}
|
|
$v_count++;
|
|
}
|
|
|
|
// ----- Transform the header to a 'usable' info
|
|
$this->_convertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
|
|
}
|
|
|
|
// ----- Zip file comment
|
|
$v_comment = '';
|
|
|
|
// ----- Calculate the size of the central header
|
|
$v_size = @ftell($this->_zip_fd)-$v_offset;
|
|
|
|
// ----- Create the central dir footer
|
|
if (($v_result = $this->_writeCentralHeader($v_count, $v_size, $v_offset,
|
|
$v_comment)) != 1)
|
|
{
|
|
// ----- Reset the file list
|
|
unset($v_header_list);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _addFileList()
|
|
// Description :
|
|
// $p_add_dir and $p_remove_dir will give the ability to memorize a path which is
|
|
// different from the real path of the file. This is usefull if you want to
|
|
// run the lib in any directory, and memorize relative path from an other directory.
|
|
// Parameters :
|
|
// $p_list : An array containing the file or directory names to add in the tar
|
|
// $p_result_list : list of added files with their properties (specially the status field)
|
|
// $p_add_dir : Path to add in the filename path archived
|
|
// $p_remove_dir : Path to remove in the filename path archived
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_addFileList()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _addFileList($p_list, &$p_result_list,
|
|
$p_add_dir, $p_remove_dir, $p_remove_all_dir,
|
|
&$p_params)
|
|
{
|
|
$v_result=1;
|
|
$v_header = array();
|
|
|
|
// ----- Recuperate the current number of elt in list
|
|
$v_nb = sizeof($p_result_list);
|
|
|
|
// ----- Loop on the files
|
|
for ($j=0; ($j<count($p_list)) && ($v_result==1); $j++)
|
|
{
|
|
// ----- Recuperate the filename
|
|
$p_filename = $this->_tool_TranslateWinPath($p_list[$j], false);
|
|
|
|
// ----- Skip empty file names
|
|
if ($p_filename == "")
|
|
{
|
|
continue;
|
|
}
|
|
|
|
// ----- Check the filename
|
|
if (!file_exists($p_filename))
|
|
{
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_MISSING_FILE,
|
|
"File '$p_filename' does not exists");
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Look if it is a file or a dir with no all pathnre move
|
|
if ((is_file($p_filename)) || ((is_dir($p_filename)) && !$p_remove_all_dir)) {
|
|
// ----- Add the file
|
|
if (($v_result = $this->_addFile($p_filename, $v_header, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_params)) != 1)
|
|
{
|
|
// ----- Return status
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Store the file infos
|
|
$p_result_list[$v_nb++] = $v_header;
|
|
}
|
|
|
|
// ----- Look for directory
|
|
if (is_dir($p_filename))
|
|
{
|
|
|
|
// ----- Look for path
|
|
if ($p_filename != ".")
|
|
$v_path = $p_filename."/";
|
|
else
|
|
$v_path = "";
|
|
|
|
// ----- Read the directory for files and sub-directories
|
|
$p_hdir = opendir($p_filename);
|
|
$p_hitem = readdir($p_hdir); // '.' directory
|
|
$p_hitem = readdir($p_hdir); // '..' directory
|
|
while ($p_hitem = readdir($p_hdir))
|
|
{
|
|
|
|
// ----- Look for a file
|
|
if (is_file($v_path.$p_hitem))
|
|
{
|
|
|
|
// ----- Add the file
|
|
if (($v_result = $this->_addFile($v_path.$p_hitem, $v_header, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_params)) != 1)
|
|
{
|
|
// ----- Return status
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Store the file infos
|
|
$p_result_list[$v_nb++] = $v_header;
|
|
}
|
|
|
|
// ----- Recursive call to _addFileList()
|
|
else
|
|
{
|
|
|
|
// ----- Need an array as parameter
|
|
$p_temp_list[0] = $v_path.$p_hitem;
|
|
$v_result = $this->_addFileList($p_temp_list, $p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_params);
|
|
|
|
// ----- Update the number of elements of the list
|
|
$v_nb = sizeof($p_result_list);
|
|
}
|
|
}
|
|
|
|
// ----- Free memory for the recursive loop
|
|
unset($p_temp_list);
|
|
unset($p_hdir);
|
|
unset($p_hitem);
|
|
}
|
|
}
|
|
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _addFile()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_addFile()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _addFile($p_filename, &$p_header, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
|
|
if ($p_filename == "")
|
|
{
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER, "Invalid file list parameter (invalid or empty list)");
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Calculate the stored filename
|
|
$v_stored_filename = $p_filename;
|
|
|
|
// ----- Look for all path to remove
|
|
if ($p_remove_all_dir) {
|
|
$v_stored_filename = basename($p_filename);
|
|
}
|
|
// ----- Look for partial path remove
|
|
else if ($p_remove_dir != "")
|
|
{
|
|
if (substr($p_remove_dir, -1) != '/')
|
|
$p_remove_dir .= "/";
|
|
|
|
if ((substr($p_filename, 0, 2) == "./") || (substr($p_remove_dir, 0, 2) == "./"))
|
|
{
|
|
if ((substr($p_filename, 0, 2) == "./") && (substr($p_remove_dir, 0, 2) != "./"))
|
|
$p_remove_dir = "./".$p_remove_dir;
|
|
if ((substr($p_filename, 0, 2) != "./") && (substr($p_remove_dir, 0, 2) == "./"))
|
|
$p_remove_dir = substr($p_remove_dir, 2);
|
|
}
|
|
|
|
$v_compare = $this->_tool_PathInclusion($p_remove_dir, $p_filename);
|
|
if ($v_compare > 0)
|
|
// if (substr($p_filename, 0, strlen($p_remove_dir)) == $p_remove_dir)
|
|
{
|
|
|
|
if ($v_compare == 2) {
|
|
$v_stored_filename = "";
|
|
}
|
|
else {
|
|
$v_stored_filename = substr($p_filename, strlen($p_remove_dir));
|
|
}
|
|
}
|
|
}
|
|
// ----- Look for path to add
|
|
if ($p_add_dir != "")
|
|
{
|
|
if (substr($p_add_dir, -1) == "/")
|
|
$v_stored_filename = $p_add_dir.$v_stored_filename;
|
|
else
|
|
$v_stored_filename = $p_add_dir."/".$v_stored_filename;
|
|
}
|
|
|
|
// ----- Filename (reduce the path of stored name)
|
|
$v_stored_filename = $this->_tool_PathReduction($v_stored_filename);
|
|
|
|
|
|
/* filename length moved after call-back in release 1.3
|
|
// ----- Check the path length
|
|
if (strlen($v_stored_filename) > 0xFF)
|
|
{
|
|
// ----- Error log
|
|
$this->_errorLog(-5, "Stored file name is too long (max. 255) : '$v_stored_filename'");
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
*/
|
|
|
|
// ----- Set the file properties
|
|
clearstatcache();
|
|
$p_header['version'] = 20;
|
|
$p_header['version_extracted'] = 10;
|
|
$p_header['flag'] = 0;
|
|
$p_header['compression'] = 0;
|
|
$p_header['mtime'] = filemtime($p_filename);
|
|
$p_header['crc'] = 0;
|
|
$p_header['compressed_size'] = 0;
|
|
$p_header['size'] = filesize($p_filename);
|
|
$p_header['filename_len'] = strlen($p_filename);
|
|
$p_header['extra_len'] = 0;
|
|
$p_header['comment_len'] = 0;
|
|
$p_header['disk'] = 0;
|
|
$p_header['internal'] = 0;
|
|
$p_header['external'] = (is_file($p_filename)?0xFE49FFE0:0x41FF0010);
|
|
$p_header['offset'] = 0;
|
|
$p_header['filename'] = $p_filename;
|
|
$p_header['stored_filename'] = $v_stored_filename;
|
|
$p_header['extra'] = '';
|
|
$p_header['comment'] = '';
|
|
$p_header['status'] = 'ok';
|
|
$p_header['index'] = -1;
|
|
|
|
// ----- Look for pre-add callback
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_PRE_ADD]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_PRE_ADD] != '')) {
|
|
|
|
// ----- Generate a local information
|
|
$v_local_header = array();
|
|
$this->_convertHeader2FileInfo($p_header, $v_local_header);
|
|
|
|
// ----- Call the callback
|
|
// Here I do not use call_user_func() because I need to send a reference to the
|
|
// header.
|
|
eval('$v_result = '.$p_params[ARCHIVE_ZIP_PARAM_PRE_ADD].'(ARCHIVE_ZIP_PARAM_PRE_ADD, $v_local_header);');
|
|
if ($v_result == 0) {
|
|
// ----- Change the file status
|
|
$p_header['status'] = "skipped";
|
|
$v_result = 1;
|
|
}
|
|
|
|
// ----- Update the informations
|
|
// Only some fields can be modified
|
|
if ($p_header['stored_filename'] != $v_local_header['stored_filename']) {
|
|
$p_header['stored_filename'] = $this->_tool_PathReduction($v_local_header['stored_filename']);
|
|
}
|
|
}
|
|
|
|
// ----- Look for empty stored filename
|
|
if ($p_header['stored_filename'] == "") {
|
|
$p_header['status'] = "filtered";
|
|
}
|
|
|
|
// ----- Check the path length
|
|
if (strlen($p_header['stored_filename']) > 0xFF) {
|
|
$p_header['status'] = 'filename_too_long';
|
|
}
|
|
|
|
// ----- Look if no error, or file not skipped
|
|
if ($p_header['status'] == 'ok') {
|
|
|
|
// ----- Look for a file
|
|
if (is_file($p_filename))
|
|
{
|
|
// ----- Open the source file
|
|
if (($v_file = @fopen($p_filename, "rb")) == 0) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
if ($p_params['no_compression']) {
|
|
// ----- Read the file content
|
|
$v_content_compressed = @fread($v_file, $p_header['size']);
|
|
|
|
// ----- Calculate the CRC
|
|
$p_header['crc'] = $this->encryptCrc32($v_content_compressed);
|
|
}
|
|
else {
|
|
// ----- Read the file content
|
|
$v_content = @fread($v_file, $p_header['size']);
|
|
|
|
// ----- Calculate the CRC
|
|
$p_header['crc'] = $this->encryptCrc32($v_content);
|
|
|
|
// ----- Compress the file
|
|
$v_content_compressed = gzdeflate($v_content);
|
|
}
|
|
|
|
// ----- Set header parameters
|
|
$p_header['compressed_size'] = strlen($v_content_compressed);
|
|
$p_header['compression'] = 8;
|
|
|
|
// ----- Call the header generation
|
|
if (($v_result = $this->_writeFileHeader($p_header)) != 1) {
|
|
@fclose($v_file);
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Write the compressed content
|
|
$v_binary_data = pack('a'.$p_header['compressed_size'], $v_content_compressed);
|
|
@fwrite($this->_zip_fd, $v_binary_data, $p_header['compressed_size']);
|
|
|
|
// ----- Close the file
|
|
@fclose($v_file);
|
|
}
|
|
|
|
// ----- Look for a directory
|
|
else
|
|
{
|
|
// ----- Set the file properties
|
|
$p_header['filename'] .= '/';
|
|
$p_header['filename_len']++;
|
|
$p_header['size'] = 0;
|
|
$p_header['external'] = 0x41FF0010; // Value for a folder : to be checked
|
|
|
|
// ----- Call the header generation
|
|
if (($v_result = $this->_writeFileHeader($p_header)) != 1)
|
|
{
|
|
return $v_result;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Look for pre-add callback
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_POST_ADD]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_POST_ADD] != '')) {
|
|
|
|
// ----- Generate a local information
|
|
$v_local_header = array();
|
|
$this->_convertHeader2FileInfo($p_header, $v_local_header);
|
|
|
|
// ----- Call the callback
|
|
// Here I do not use call_user_func() because I need to send a reference to the
|
|
// header.
|
|
eval('$v_result = '.$p_params[ARCHIVE_ZIP_PARAM_POST_ADD].'(ARCHIVE_ZIP_PARAM_POST_ADD, $v_local_header);');
|
|
if ($v_result == 0) {
|
|
// ----- Ignored
|
|
$v_result = 1;
|
|
}
|
|
|
|
// ----- Update the informations
|
|
// Nothing can be modified
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _writeFileHeader()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_writeFileHeader()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _writeFileHeader(&$p_header)
|
|
{
|
|
$v_result=1;
|
|
|
|
// TBC
|
|
//for(reset($p_header); $key = key($p_header); next($p_header)) {
|
|
//}
|
|
|
|
// ----- Store the offset position of the file
|
|
$p_header['offset'] = ftell($this->_zip_fd);
|
|
|
|
// ----- Transform UNIX mtime to DOS format mdate/mtime
|
|
$v_date = getdate($p_header['mtime']);
|
|
$v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
|
|
$v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];
|
|
|
|
// ----- Packed data
|
|
$v_binary_data = pack("VvvvvvVVVvv", 0x04034b50, $p_header['version'], $p_header['flag'],
|
|
$p_header['compression'], $v_mtime, $v_mdate,
|
|
$p_header['crc'], $p_header['compressed_size'], $p_header['size'],
|
|
strlen($p_header['stored_filename']), $p_header['extra_len']);
|
|
|
|
// ----- Write the first 148 bytes of the header in the archive
|
|
fputs($this->_zip_fd, $v_binary_data, 30);
|
|
|
|
// ----- Write the variable fields
|
|
if (strlen($p_header['stored_filename']) != 0)
|
|
{
|
|
fputs($this->_zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
|
|
}
|
|
if ($p_header['extra_len'] != 0)
|
|
{
|
|
fputs($this->_zip_fd, $p_header['extra'], $p_header['extra_len']);
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _writeCentralFileHeader()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_writeCentralFileHeader()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _writeCentralFileHeader(&$p_header)
|
|
{
|
|
$v_result=1;
|
|
|
|
// TBC
|
|
//for(reset($p_header); $key = key($p_header); next($p_header)) {
|
|
//}
|
|
|
|
// ----- Transform UNIX mtime to DOS format mdate/mtime
|
|
$v_date = getdate($p_header['mtime']);
|
|
$v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
|
|
$v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];
|
|
|
|
// ----- Packed data
|
|
$v_binary_data = pack("VvvvvvvVVVvvvvvVV", 0x02014b50, $p_header['version'], $p_header['version_extracted'],
|
|
$p_header['flag'], $p_header['compression'], $v_mtime, $v_mdate, $p_header['crc'],
|
|
$p_header['compressed_size'], $p_header['size'],
|
|
strlen($p_header['stored_filename']), $p_header['extra_len'], $p_header['comment_len'],
|
|
$p_header['disk'], $p_header['internal'], $p_header['external'], $p_header['offset']);
|
|
|
|
// ----- Write the 42 bytes of the header in the zip file
|
|
fputs($this->_zip_fd, $v_binary_data, 46);
|
|
|
|
// ----- Write the variable fields
|
|
if (strlen($p_header['stored_filename']) != 0)
|
|
{
|
|
fputs($this->_zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
|
|
}
|
|
if ($p_header['extra_len'] != 0)
|
|
{
|
|
fputs($this->_zip_fd, $p_header['extra'], $p_header['extra_len']);
|
|
}
|
|
if ($p_header['comment_len'] != 0)
|
|
{
|
|
fputs($this->_zip_fd, $p_header['comment'], $p_header['comment_len']);
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _writeCentralHeader()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_writeCentralHeader()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _writeCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Packed data
|
|
$v_binary_data = pack("VvvvvVVv", 0x06054b50, 0, 0, $p_nb_entries, $p_nb_entries, $p_size, $p_offset, strlen($p_comment));
|
|
|
|
// ----- Write the 22 bytes of the header in the zip file
|
|
fputs($this->_zip_fd, $v_binary_data, 22);
|
|
|
|
// ----- Write the variable fields
|
|
if (strlen($p_comment) != 0)
|
|
{
|
|
fputs($this->_zip_fd, $p_comment, strlen($p_comment));
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _list()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_list()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _list(&$p_list)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Open the zip file
|
|
if (($this->_zip_fd = @fopen($this->_zipname, 'rb')) == 0)
|
|
{
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->_zipname.'\' in binary read mode');
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir = array();
|
|
if (($v_result = $this->_readEndCentralDir($v_central_dir)) != 1)
|
|
{
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Go to beginning of Central Dir
|
|
@rewind($this->_zip_fd);
|
|
if (@fseek($this->_zip_fd, $v_central_dir['offset']))
|
|
{
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read each entry
|
|
for ($i=0; $i<$v_central_dir['entries']; $i++)
|
|
{
|
|
// ----- Read the file header
|
|
if (($v_result = $this->_readCentralFileHeader($v_header)) != 1)
|
|
{
|
|
return $v_result;
|
|
}
|
|
$v_header['index'] = $i;
|
|
|
|
// ----- Get the only interesting attributes
|
|
$this->_convertHeader2FileInfo($v_header, $p_list[$i]);
|
|
unset($v_header);
|
|
}
|
|
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _convertHeader2FileInfo()
|
|
// Description :
|
|
// This function takes the file informations from the central directory
|
|
// entries and extract the interesting parameters that will be given back.
|
|
// The resulting file infos are set in the array $p_info
|
|
// $p_info['filename'] : Filename with full path. Given by user (add),
|
|
// extracted in the filesystem (extract).
|
|
// $p_info['stored_filename'] : Stored filename in the archive.
|
|
// $p_info['size'] = Size of the file.
|
|
// $p_info['compressed_size'] = Compressed size of the file.
|
|
// $p_info['mtime'] = Last modification date of the file.
|
|
// $p_info['comment'] = Comment associated with the file.
|
|
// $p_info['folder'] = true/false : indicates if the entry is a folder or not.
|
|
// $p_info['status'] = status of the action on the file.
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_convertHeader2FileInfo()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _convertHeader2FileInfo($p_header, &$p_info)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Get the interesting attributes
|
|
$p_info['filename'] = $p_header['filename'];
|
|
$p_info['stored_filename'] = $p_header['stored_filename'];
|
|
$p_info['size'] = $p_header['size'];
|
|
$p_info['compressed_size'] = $p_header['compressed_size'];
|
|
$p_info['mtime'] = $p_header['mtime'];
|
|
$p_info['comment'] = $p_header['comment'];
|
|
$p_info['folder'] = (($p_header['external']&0x00000010)==0x00000010);
|
|
$p_info['index'] = $p_header['index'];
|
|
$p_info['status'] = $p_header['status'];
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _extractByRule()
|
|
// Description :
|
|
// Extract a file or directory depending of rules (by index, by name, ...)
|
|
// Parameters :
|
|
// $p_file_list : An array where will be placed the properties of each
|
|
// extracted file
|
|
// $p_path : Path to add while writing the extracted files
|
|
// $p_remove_path : Path to remove (from the file memorized path) while writing the
|
|
// extracted files. If the path does not match the file path,
|
|
// the file is extracted with its memorized path.
|
|
// $p_remove_path does not apply to 'list' mode.
|
|
// $p_path and $p_remove_path are commulative.
|
|
// Return Values :
|
|
// 1 on success,0 or less on error (see error code list)
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_extractByRule()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _extractByRule(&$p_file_list, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
|
|
$p_path = $p_params['add_path'];
|
|
$p_remove_path = $p_params['remove_path'];
|
|
$p_remove_all_path = $p_params['remove_all_path'];
|
|
|
|
// ----- Check the path
|
|
if (($p_path == "")
|
|
|| ((substr($p_path, 0, 1) != "/")
|
|
&& (substr($p_path, 0, 3) != "../") && (substr($p_path,1,2)!=":/")))
|
|
$p_path = "./".$p_path;
|
|
|
|
// ----- Reduce the path last (and duplicated) '/'
|
|
if (($p_path != "./") && ($p_path != "/")) {
|
|
// ----- Look for the path end '/'
|
|
while (substr($p_path, -1) == "/") {
|
|
$p_path = substr($p_path, 0, strlen($p_path)-1);
|
|
}
|
|
}
|
|
|
|
// ----- Look for path to remove format (should end by /)
|
|
if (($p_remove_path != "") && (substr($p_remove_path, -1) != '/')) {
|
|
$p_remove_path .= '/';
|
|
}
|
|
$p_remove_path_size = strlen($p_remove_path);
|
|
|
|
// ----- Open the zip file
|
|
if (($v_result = $this->_openFd('rb')) != 1)
|
|
{
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir = array();
|
|
if (($v_result = $this->_readEndCentralDir($v_central_dir)) != 1)
|
|
{
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Start at beginning of Central Dir
|
|
$v_pos_entry = $v_central_dir['offset'];
|
|
|
|
// ----- Read each entry
|
|
$j_start = 0;
|
|
for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++) {
|
|
// ----- Read next Central dir entry
|
|
@rewind($this->_zip_fd);
|
|
if (@fseek($this->_zip_fd, $v_pos_entry)) {
|
|
$this->_closeFd();
|
|
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_ARCHIVE_ZIP,
|
|
'Invalid archive size');
|
|
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read the file header
|
|
$v_header = array();
|
|
if (($v_result = $this->_readCentralFileHeader($v_header)) != 1) {
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Store the index
|
|
$v_header['index'] = $i;
|
|
|
|
// ----- Store the file position
|
|
$v_pos_entry = ftell($this->_zip_fd);
|
|
|
|
// ----- Look for the specific extract rules
|
|
$v_extract = false;
|
|
|
|
// ----- Look for extract by name rule
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_BY_NAME]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_BY_NAME] != 0)) {
|
|
|
|
// ----- Look if the filename is in the list
|
|
for ($j=0;
|
|
($j<sizeof($p_params[ARCHIVE_ZIP_PARAM_BY_NAME]))
|
|
&& (!$v_extract);
|
|
$j++) {
|
|
|
|
// ----- Look for a directory
|
|
if (substr($p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j], -1) == "/") {
|
|
|
|
// ----- Look if the directory is in the filename path
|
|
if ( (strlen($v_header['stored_filename']) > strlen($p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j]))
|
|
&& (substr($v_header['stored_filename'], 0, strlen($p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j])) == $p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j])) {
|
|
$v_extract = true;
|
|
}
|
|
}
|
|
// ----- Look for a filename
|
|
elseif ($v_header['stored_filename'] == $p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j]) {
|
|
$v_extract = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Look for extract by preg rule
|
|
else if ( (isset($p_params[ARCHIVE_ZIP_PARAM_BY_PREG]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_BY_PREG] != "")) {
|
|
|
|
if (preg_match($p_params[ARCHIVE_ZIP_PARAM_BY_PREG], $v_header['stored_filename'])) {
|
|
$v_extract = true;
|
|
}
|
|
}
|
|
|
|
// ----- Look for extract by index rule
|
|
else if ( (isset($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX] != 0)) {
|
|
|
|
// ----- Look if the index is in the list
|
|
for ($j=$j_start; ($j<sizeof($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX])) && (!$v_extract); $j++) {
|
|
|
|
if (($i>=$p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['start']) && ($i<=$p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['end'])) {
|
|
$v_extract = true;
|
|
}
|
|
if ($i>=$p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['end']) {
|
|
$j_start = $j+1;
|
|
}
|
|
|
|
if ($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['start']>$i) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Look for no rule, which means extract all the archive
|
|
else {
|
|
$v_extract = true;
|
|
}
|
|
|
|
|
|
// ----- Look for real extraction
|
|
if ($v_extract)
|
|
{
|
|
|
|
// ----- Go to the file position
|
|
@rewind($this->_zip_fd);
|
|
if (@fseek($this->_zip_fd, $v_header['offset']))
|
|
{
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Look for extraction as string
|
|
if ($p_params[ARCHIVE_ZIP_PARAM_EXTRACT_AS_STRING]) {
|
|
|
|
// ----- Extracting the file
|
|
if (($v_result = $this->_extractFileAsString($v_header, $v_string)) != 1)
|
|
{
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Get the only interesting attributes
|
|
if (($v_result = $this->_convertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) != 1)
|
|
{
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Set the file content
|
|
$p_file_list[$v_nb_extracted]['content'] = $v_string;
|
|
|
|
// ----- Next extracted file
|
|
$v_nb_extracted++;
|
|
}
|
|
else {
|
|
// ----- Extracting the file
|
|
if (($v_result = $this->_extractFile($v_header, $p_path, $p_remove_path, $p_remove_all_path, $p_params)) != 1)
|
|
{
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Get the only interesting attributes
|
|
if (($v_result = $this->_convertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1)
|
|
{
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Close the zip file
|
|
$this->_closeFd();
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _extractFile()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_extractFile()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _extractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Read the file header
|
|
if (($v_result = $this->_readFileHeader($v_header)) != 1)
|
|
{
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
|
|
// ----- Check that the file header is coherent with $p_entry info
|
|
// TBC
|
|
|
|
// ----- Look for all path to remove
|
|
if ($p_remove_all_path == true) {
|
|
// ----- Get the basename of the path
|
|
$p_entry['filename'] = basename($p_entry['filename']);
|
|
}
|
|
|
|
// ----- Look for path to remove
|
|
else if ($p_remove_path != "")
|
|
{
|
|
//if (strcmp($p_remove_path, $p_entry['filename'])==0)
|
|
if ($this->_tool_PathInclusion($p_remove_path, $p_entry['filename']) == 2)
|
|
{
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "filtered";
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
$p_remove_path_size = strlen($p_remove_path);
|
|
if (substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path)
|
|
{
|
|
|
|
// ----- Remove the path
|
|
$p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size);
|
|
|
|
}
|
|
}
|
|
|
|
// ----- Add the path
|
|
if ($p_path != '')
|
|
{
|
|
$p_entry['filename'] = $p_path."/".$p_entry['filename'];
|
|
}
|
|
|
|
// ----- Look for pre-extract callback
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_PRE_EXTRACT]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_PRE_EXTRACT] != '')) {
|
|
|
|
// ----- Generate a local information
|
|
$v_local_header = array();
|
|
$this->_convertHeader2FileInfo($p_entry, $v_local_header);
|
|
|
|
// ----- Call the callback
|
|
// Here I do not use call_user_func() because I need to send a reference to the
|
|
// header.
|
|
eval('$v_result = '.$p_params[ARCHIVE_ZIP_PARAM_PRE_EXTRACT].'(ARCHIVE_ZIP_PARAM_PRE_EXTRACT, $v_local_header);');
|
|
if ($v_result == 0) {
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "skipped";
|
|
$v_result = 1;
|
|
}
|
|
|
|
// ----- Update the informations
|
|
// Only some fields can be modified
|
|
$p_entry['filename'] = $v_local_header['filename'];
|
|
}
|
|
|
|
// ----- Trace
|
|
|
|
// ----- Look if extraction should be done
|
|
if ($p_entry['status'] == 'ok') {
|
|
|
|
// ----- Look for specific actions while the file exist
|
|
if (file_exists($p_entry['filename']))
|
|
{
|
|
|
|
// ----- Look if file is a directory
|
|
if (is_dir($p_entry['filename']))
|
|
{
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "already_a_directory";
|
|
|
|
// ----- Return
|
|
//return $v_result;
|
|
}
|
|
// ----- Look if file is write protected
|
|
else if (!is_writeable($p_entry['filename']))
|
|
{
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "write_protected";
|
|
|
|
// ----- Return
|
|
//return $v_result;
|
|
}
|
|
|
|
// ----- Look if the extracted file is older
|
|
else if (filemtime($p_entry['filename']) > $p_entry['mtime'])
|
|
{
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "newer_exist";
|
|
|
|
// ----- Return
|
|
//return $v_result;
|
|
}
|
|
}
|
|
|
|
// ----- Check the directory availability and create it if necessary
|
|
else {
|
|
if ((($p_entry['external']&0x00000010)==0x00000010) || (substr($p_entry['filename'], -1) == '/'))
|
|
$v_dir_to_check = $p_entry['filename'];
|
|
else if (!strstr($p_entry['filename'], "/"))
|
|
$v_dir_to_check = "";
|
|
else
|
|
$v_dir_to_check = dirname($p_entry['filename']);
|
|
|
|
if (($v_result = $this->_dirCheck($v_dir_to_check, (($p_entry['external']&0x00000010)==0x00000010))) != 1) {
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "path_creation_fail";
|
|
|
|
// ----- Return
|
|
//return $v_result;
|
|
$v_result = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Look if extraction should be done
|
|
if ($p_entry['status'] == 'ok') {
|
|
|
|
// ----- Do the extraction (if not a folder)
|
|
if (!(($p_entry['external']&0x00000010)==0x00000010))
|
|
{
|
|
|
|
// ----- Look for not compressed file
|
|
if ($p_entry['compressed_size'] == $p_entry['size'])
|
|
{
|
|
|
|
// ----- Opening destination file
|
|
if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0)
|
|
{
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "write_error";
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
|
|
// ----- Read the file by ARCHIVE_ZIP_READ_BLOCK_SIZE octets blocks
|
|
$v_size = $p_entry['compressed_size'];
|
|
while ($v_size != 0)
|
|
{
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE ? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = fread($this->_zip_fd, $v_read_size);
|
|
$v_binary_data = pack('a'.$v_read_size, $v_buffer);
|
|
@fwrite($v_dest_file, $v_binary_data, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Closing the destination file
|
|
fclose($v_dest_file);
|
|
|
|
// ----- Change the file mtime
|
|
touch($p_entry['filename'], $p_entry['mtime']);
|
|
}
|
|
else
|
|
{
|
|
// ----- Trace
|
|
|
|
// ----- Opening destination file
|
|
if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) {
|
|
|
|
// ----- Change the file status
|
|
$p_entry['status'] = "write_error";
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
|
|
// ----- Read the compressed file in a buffer (one shot)
|
|
$v_buffer = @fread($this->_zip_fd, $p_entry['compressed_size']);
|
|
|
|
// ----- Decompress the file
|
|
$v_file_content = gzinflate($v_buffer);
|
|
unset($v_buffer);
|
|
|
|
// ----- Write the uncompressed data
|
|
@fwrite($v_dest_file, $v_file_content, $p_entry['size']);
|
|
unset($v_file_content);
|
|
|
|
// ----- Closing the destination file
|
|
@fclose($v_dest_file);
|
|
|
|
// ----- Change the file mtime
|
|
touch($p_entry['filename'], $p_entry['mtime']);
|
|
}
|
|
|
|
// ----- Look for chmod option
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_SET_CHMOD]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_SET_CHMOD] != 0)) {
|
|
|
|
// ----- Change the mode of the file
|
|
chmod($p_entry['filename'], $p_params[ARCHIVE_ZIP_PARAM_SET_CHMOD]);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
// ----- Look for post-extract callback
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_POST_EXTRACT]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_POST_EXTRACT] != '')) {
|
|
|
|
// ----- Generate a local information
|
|
$v_local_header = array();
|
|
$this->_convertHeader2FileInfo($p_entry, $v_local_header);
|
|
|
|
// ----- Call the callback
|
|
// Here I do not use call_user_func() because I need to send a reference to the
|
|
// header.
|
|
eval('$v_result = '.$p_params[ARCHIVE_ZIP_PARAM_POST_EXTRACT].'(ARCHIVE_ZIP_PARAM_POST_EXTRACT, $v_local_header);');
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _extractFileAsString()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_extractFileAsString()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _extractFileAsString(&$p_entry, &$p_string)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Read the file header
|
|
$v_header = array();
|
|
if (($v_result = $this->_readFileHeader($v_header)) != 1)
|
|
{
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
|
|
// ----- Check that the file header is coherent with $p_entry info
|
|
// TBC
|
|
|
|
// ----- Trace
|
|
|
|
// ----- Do the extraction (if not a folder)
|
|
if (!(($p_entry['external']&0x00000010)==0x00000010))
|
|
{
|
|
// ----- Look for not compressed file
|
|
if ($p_entry['compressed_size'] == $p_entry['size'])
|
|
{
|
|
// ----- Trace
|
|
|
|
// ----- Reading the file
|
|
$p_string = fread($this->_zip_fd, $p_entry['compressed_size']);
|
|
}
|
|
else
|
|
{
|
|
// ----- Trace
|
|
|
|
// ----- Reading the file
|
|
$v_data = fread($this->_zip_fd, $p_entry['compressed_size']);
|
|
|
|
// ----- Decompress the file
|
|
$p_string = gzinflate($v_data);
|
|
}
|
|
|
|
// ----- Trace
|
|
}
|
|
else {
|
|
// TBC : error : can not extract a folder in a string
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _readFileHeader()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_readFileHeader()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _readFileHeader(&$p_header)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Read the 4 bytes signature
|
|
$v_binary_data = @fread($this->_zip_fd, 4);
|
|
$v_data = unpack('Vid', $v_binary_data);
|
|
|
|
// ----- Check signature
|
|
if ($v_data['id'] != 0x04034b50)
|
|
{
|
|
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read the first 42 bytes of the header
|
|
$v_binary_data = fread($this->_zip_fd, 26);
|
|
|
|
// ----- Look for invalid block size
|
|
if (strlen($v_binary_data) != 26)
|
|
{
|
|
$p_header['filename'] = "";
|
|
$p_header['status'] = "invalid_header";
|
|
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data));
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Extract the values
|
|
$v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $v_binary_data);
|
|
|
|
// ----- Get filename
|
|
$p_header['filename'] = fread($this->_zip_fd, $v_data['filename_len']);
|
|
|
|
// ----- Get extra_fields
|
|
if ($v_data['extra_len'] != 0) {
|
|
$p_header['extra'] = fread($this->_zip_fd, $v_data['extra_len']);
|
|
}
|
|
else {
|
|
$p_header['extra'] = '';
|
|
}
|
|
|
|
// ----- Extract properties
|
|
$p_header['compression'] = $v_data['compression'];
|
|
$p_header['size'] = $v_data['size'];
|
|
$p_header['compressed_size'] = $v_data['compressed_size'];
|
|
$p_header['crc'] = $v_data['crc'];
|
|
$p_header['flag'] = $v_data['flag'];
|
|
|
|
// ----- Recuperate date in UNIX format
|
|
$p_header['mdate'] = $v_data['mdate'];
|
|
$p_header['mtime'] = $v_data['mtime'];
|
|
if ($p_header['mdate'] && $p_header['mtime'])
|
|
{
|
|
// ----- Extract time
|
|
$v_hour = ($p_header['mtime'] & 0xF800) >> 11;
|
|
$v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
|
|
$v_seconde = ($p_header['mtime'] & 0x001F)*2;
|
|
|
|
// ----- Extract date
|
|
$v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
|
|
$v_month = ($p_header['mdate'] & 0x01E0) >> 5;
|
|
$v_day = $p_header['mdate'] & 0x001F;
|
|
|
|
// ----- Get UNIX date format
|
|
$p_header['mtime'] = mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
|
|
|
|
}
|
|
else
|
|
{
|
|
$p_header['mtime'] = time();
|
|
}
|
|
|
|
// ----- Other informations
|
|
|
|
// TBC
|
|
//for(reset($v_data); $key = key($v_data); next($v_data)) {
|
|
//}
|
|
|
|
// ----- Set the stored filename
|
|
$p_header['stored_filename'] = $p_header['filename'];
|
|
|
|
// ----- Set the status field
|
|
$p_header['status'] = "ok";
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _readCentralFileHeader()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_readCentralFileHeader()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _readCentralFileHeader(&$p_header)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Read the 4 bytes signature
|
|
$v_binary_data = @fread($this->_zip_fd, 4);
|
|
$v_data = unpack('Vid', $v_binary_data);
|
|
|
|
// ----- Check signature
|
|
if ($v_data['id'] != 0x02014b50)
|
|
{
|
|
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read the first 42 bytes of the header
|
|
$v_binary_data = fread($this->_zip_fd, 42);
|
|
|
|
// ----- Look for invalid block size
|
|
if (strlen($v_binary_data) != 42)
|
|
{
|
|
$p_header['filename'] = "";
|
|
$p_header['status'] = "invalid_header";
|
|
|
|
// ----- Error log
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data));
|
|
|
|
// ----- Return
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Extract the values
|
|
$p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset', $v_binary_data);
|
|
|
|
// ----- Get filename
|
|
if ($p_header['filename_len'] != 0)
|
|
$p_header['filename'] = fread($this->_zip_fd, $p_header['filename_len']);
|
|
else
|
|
$p_header['filename'] = '';
|
|
|
|
// ----- Get extra
|
|
if ($p_header['extra_len'] != 0)
|
|
$p_header['extra'] = fread($this->_zip_fd, $p_header['extra_len']);
|
|
else
|
|
$p_header['extra'] = '';
|
|
|
|
// ----- Get comment
|
|
if ($p_header['comment_len'] != 0)
|
|
$p_header['comment'] = fread($this->_zip_fd, $p_header['comment_len']);
|
|
else
|
|
$p_header['comment'] = '';
|
|
|
|
// ----- Extract properties
|
|
|
|
// ----- Recuperate date in UNIX format
|
|
if ($p_header['mdate'] && $p_header['mtime'])
|
|
{
|
|
// ----- Extract time
|
|
$v_hour = ($p_header['mtime'] & 0xF800) >> 11;
|
|
$v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
|
|
$v_seconde = ($p_header['mtime'] & 0x001F)*2;
|
|
|
|
// ----- Extract date
|
|
$v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
|
|
$v_month = ($p_header['mdate'] & 0x01E0) >> 5;
|
|
$v_day = $p_header['mdate'] & 0x001F;
|
|
|
|
// ----- Get UNIX date format
|
|
$p_header['mtime'] = mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
|
|
|
|
}
|
|
else
|
|
{
|
|
$p_header['mtime'] = time();
|
|
}
|
|
|
|
// ----- Set the stored filename
|
|
$p_header['stored_filename'] = $p_header['filename'];
|
|
|
|
// ----- Set default status to ok
|
|
$p_header['status'] = 'ok';
|
|
|
|
// ----- Look if it is a directory
|
|
if (substr($p_header['filename'], -1) == '/')
|
|
{
|
|
$p_header['external'] = 0x41FF0010;
|
|
}
|
|
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _readEndCentralDir()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_readEndCentralDir()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _readEndCentralDir(&$p_central_dir)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Go to the end of the zip file
|
|
$v_size = filesize($this->_zipname);
|
|
@fseek($this->_zip_fd, $v_size);
|
|
if (@ftell($this->_zip_fd) != $v_size) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT,
|
|
'Unable to go to the end of the archive \''
|
|
.$this->_zipname.'\'');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- First try : look if this is an archive with no commentaries
|
|
// (most of the time)
|
|
// in this case the end of central dir is at 22 bytes of the file end
|
|
$v_found = 0;
|
|
if ($v_size > 26) {
|
|
@fseek($this->_zip_fd, $v_size-22);
|
|
if (($v_pos = @ftell($this->_zip_fd)) != ($v_size-22)) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT,
|
|
'Unable to seek back to the middle of the archive \''
|
|
.$this->_zipname.'\'');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read for bytes
|
|
$v_binary_data = @fread($this->_zip_fd, 4);
|
|
$v_data = unpack('Vid', $v_binary_data);
|
|
|
|
// ----- Check signature
|
|
if ($v_data['id'] == 0x06054b50) {
|
|
$v_found = 1;
|
|
}
|
|
|
|
$v_pos = ftell($this->_zip_fd);
|
|
}
|
|
|
|
// ----- Go back to the maximum possible size of the Central Dir End Record
|
|
if (!$v_found) {
|
|
$v_maximum_size = 65557; // 0xFFFF + 22;
|
|
if ($v_maximum_size > $v_size)
|
|
$v_maximum_size = $v_size;
|
|
@fseek($this->_zip_fd, $v_size-$v_maximum_size);
|
|
if (@ftell($this->_zip_fd) != ($v_size-$v_maximum_size)) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT,
|
|
'Unable to seek back to the middle of the archive \''
|
|
.$this->_zipname.'\'');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read byte per byte in order to find the signature
|
|
$v_pos = ftell($this->_zip_fd);
|
|
$v_bytes = 0x00000000;
|
|
while ($v_pos < $v_size) {
|
|
// ----- Read a byte
|
|
$v_byte = @fread($this->_zip_fd, 1);
|
|
|
|
// ----- Add the byte
|
|
$v_bytes = ($v_bytes << 8) | Ord($v_byte);
|
|
|
|
// ----- Compare the bytes
|
|
if ($v_bytes == 0x504b0506) {
|
|
$v_pos++;
|
|
break;
|
|
}
|
|
|
|
$v_pos++;
|
|
}
|
|
|
|
// ----- Look if not found end of central dir
|
|
if ($v_pos == $v_size) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT,
|
|
"Unable to find End of Central Dir Record signature");
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
}
|
|
|
|
// ----- Read the first 18 bytes of the header
|
|
$v_binary_data = fread($this->_zip_fd, 18);
|
|
|
|
// ----- Look for invalid block size
|
|
if (strlen($v_binary_data) != 18) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT,
|
|
"Invalid End of Central Dir Record size : "
|
|
.strlen($v_binary_data));
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Extract the values
|
|
$v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $v_binary_data);
|
|
|
|
// ----- Check the global size
|
|
if (($v_pos + $v_data['comment_size'] + 18) != $v_size) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_BAD_FORMAT,
|
|
"Fail to find the right signature");
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Get comment
|
|
if ($v_data['comment_size'] != 0)
|
|
$p_central_dir['comment'] = fread($this->_zip_fd, $v_data['comment_size']);
|
|
else
|
|
$p_central_dir['comment'] = '';
|
|
|
|
$p_central_dir['entries'] = $v_data['entries'];
|
|
$p_central_dir['disk_entries'] = $v_data['disk_entries'];
|
|
$p_central_dir['offset'] = $v_data['offset'];
|
|
$p_central_dir['size'] = $v_data['size'];
|
|
$p_central_dir['disk'] = $v_data['disk'];
|
|
$p_central_dir['disk_start'] = $v_data['disk_start'];
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _deleteByRule()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_deleteByRule()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _deleteByRule(&$p_result_list, &$p_params)
|
|
{
|
|
$v_result=1;
|
|
$v_list_detail = array();
|
|
|
|
// ----- Open the zip file
|
|
if (($v_result=$this->_openFd('rb')) != 1)
|
|
{
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir = array();
|
|
if (($v_result = $this->_readEndCentralDir($v_central_dir)) != 1)
|
|
{
|
|
$this->_closeFd();
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Go to beginning of File
|
|
@rewind($this->_zip_fd);
|
|
|
|
// ----- Scan all the files
|
|
// ----- Start at beginning of Central Dir
|
|
$v_pos_entry = $v_central_dir['offset'];
|
|
@rewind($this->_zip_fd);
|
|
if (@fseek($this->_zip_fd, $v_pos_entry)) {
|
|
// ----- Clean
|
|
$this->_closeFd();
|
|
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_ARCHIVE_ZIP,
|
|
'Invalid archive size');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read each entry
|
|
$v_header_list = array();
|
|
$j_start = 0;
|
|
for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++) {
|
|
|
|
// ----- Read the file header
|
|
$v_header_list[$v_nb_extracted] = array();
|
|
$v_result
|
|
= $this->_readCentralFileHeader($v_header_list[$v_nb_extracted]);
|
|
if ($v_result != 1) {
|
|
// ----- Clean
|
|
$this->_closeFd();
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Store the index
|
|
$v_header_list[$v_nb_extracted]['index'] = $i;
|
|
|
|
// ----- Look for the specific extract rules
|
|
$v_found = false;
|
|
|
|
// ----- Look for extract by name rule
|
|
if ( (isset($p_params[ARCHIVE_ZIP_PARAM_BY_NAME]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_BY_NAME] != 0)) {
|
|
|
|
// ----- Look if the filename is in the list
|
|
for ($j=0;
|
|
($j<sizeof($p_params[ARCHIVE_ZIP_PARAM_BY_NAME]))
|
|
&& (!$v_found);
|
|
$j++) {
|
|
|
|
// ----- Look for a directory
|
|
if (substr($p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j], -1) == "/") {
|
|
|
|
// ----- Look if the directory is in the filename path
|
|
if ( (strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j]))
|
|
&& (substr($v_header_list[$v_nb_extracted]['stored_filename'], 0, strlen($p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j])) == $p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j])) {
|
|
$v_found = true;
|
|
}
|
|
elseif ( (($v_header_list[$v_nb_extracted]['external']&0x00000010)==0x00000010) /* Indicates a folder */
|
|
&& ($v_header_list[$v_nb_extracted]['stored_filename'].'/' == $p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j])) {
|
|
$v_found = true;
|
|
}
|
|
}
|
|
// ----- Look for a filename
|
|
elseif ($v_header_list[$v_nb_extracted]['stored_filename']
|
|
== $p_params[ARCHIVE_ZIP_PARAM_BY_NAME][$j]) {
|
|
$v_found = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Look for extract by preg rule
|
|
else if ( (isset($p_params[ARCHIVE_ZIP_PARAM_BY_PREG]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_BY_PREG] != "")) {
|
|
|
|
if (preg_match($p_params[ARCHIVE_ZIP_PARAM_BY_PREG],
|
|
$v_header_list[$v_nb_extracted]['stored_filename'])) {
|
|
$v_found = true;
|
|
}
|
|
}
|
|
|
|
// ----- Look for extract by index rule
|
|
else if ( (isset($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX]))
|
|
&& ($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX] != 0)) {
|
|
|
|
// ----- Look if the index is in the list
|
|
for ($j=$j_start;
|
|
($j<sizeof($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX]))
|
|
&& (!$v_found);
|
|
$j++) {
|
|
|
|
if ( ($i>=$p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['start'])
|
|
&& ($i<=$p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['end'])) {
|
|
$v_found = true;
|
|
}
|
|
if ($i>=$p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['end']) {
|
|
$j_start = $j+1;
|
|
}
|
|
|
|
if ($p_params[ARCHIVE_ZIP_PARAM_BY_INDEX][$j]['start']>$i) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Look for deletion
|
|
if ($v_found) {
|
|
unset($v_header_list[$v_nb_extracted]);
|
|
}
|
|
else {
|
|
$v_nb_extracted++;
|
|
}
|
|
}
|
|
|
|
// ----- Look if something need to be deleted
|
|
if ($v_nb_extracted > 0) {
|
|
|
|
// ----- Creates a temporay file
|
|
$v_zip_temp_name = ARCHIVE_ZIP_TEMPORARY_DIR.uniqid('archive_zip-')
|
|
.'.tmp';
|
|
|
|
// ----- Creates a temporary zip archive
|
|
$v_temp_zip = new Archive_Zip($v_zip_temp_name);
|
|
|
|
// ----- Open the temporary zip file in write mode
|
|
if (($v_result = $v_temp_zip->_openFd('wb')) != 1) {
|
|
$this->_closeFd();
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Look which file need to be kept
|
|
for ($i=0; $i<sizeof($v_header_list); $i++) {
|
|
|
|
// ----- Calculate the position of the header
|
|
@rewind($this->_zip_fd);
|
|
if (@fseek($this->_zip_fd, $v_header_list[$i]['offset'])) {
|
|
// ----- Clean
|
|
$this->_closeFd();
|
|
$v_temp_zip->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_ARCHIVE_ZIP,
|
|
'Invalid archive size');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Read the file header
|
|
if (($v_result = $this->_readFileHeader($v_header_list[$i])) != 1) {
|
|
// ----- Clean
|
|
$this->_closeFd();
|
|
$v_temp_zip->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Write the file header
|
|
$v_result = $v_temp_zip->_writeFileHeader($v_header_list[$i]);
|
|
if ($v_result != 1) {
|
|
// ----- Clean
|
|
$this->_closeFd();
|
|
$v_temp_zip->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Read/write the data block
|
|
$v_result = $this->_tool_CopyBlock($this->_zip_fd,
|
|
$v_temp_zip->_zip_fd,
|
|
$v_header_list[$i]['compressed_size']);
|
|
if ($v_result != 1) {
|
|
// ----- Clean
|
|
$this->_closeFd();
|
|
$v_temp_zip->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
return $v_result;
|
|
}
|
|
}
|
|
|
|
// ----- Store the offset of the central dir
|
|
$v_offset = @ftell($v_temp_zip->_zip_fd);
|
|
|
|
// ----- Re-Create the Central Dir files header
|
|
for ($i=0; $i<sizeof($v_header_list); $i++) {
|
|
// ----- Create the file header
|
|
$v_result=$v_temp_zip->_writeCentralFileHeader($v_header_list[$i]);
|
|
if ($v_result != 1) {
|
|
// ----- Clean
|
|
$v_temp_zip->_closeFd();
|
|
$this->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Transform the header to a 'usable' info
|
|
$v_temp_zip->_convertHeader2FileInfo($v_header_list[$i],
|
|
$p_result_list[$i]);
|
|
}
|
|
|
|
|
|
// ----- Zip file comment
|
|
$v_comment = '';
|
|
|
|
// ----- Calculate the size of the central header
|
|
$v_size = @ftell($v_temp_zip->_zip_fd)-$v_offset;
|
|
|
|
// ----- Create the central dir footer
|
|
$v_result = $v_temp_zip->_writeCentralHeader(sizeof($v_header_list),
|
|
$v_size, $v_offset,
|
|
$v_comment);
|
|
if ($v_result != 1) {
|
|
// ----- Clean
|
|
unset($v_header_list);
|
|
$v_temp_zip->_closeFd();
|
|
$this->_closeFd();
|
|
@unlink($v_zip_temp_name);
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Close
|
|
$v_temp_zip->_closeFd();
|
|
$this->_closeFd();
|
|
|
|
// ----- Delete the zip file
|
|
// TBC : I should test the result ...
|
|
@unlink($this->_zipname);
|
|
|
|
// ----- Rename the temporary file
|
|
// TBC : I should test the result ...
|
|
//@rename($v_zip_temp_name, $this->_zipname);
|
|
$this->_tool_Rename($v_zip_temp_name, $this->_zipname);
|
|
|
|
// ----- Destroy the temporary archive
|
|
unset($v_temp_zip);
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _dirCheck()
|
|
// Description :
|
|
// Check if a directory exists, if not it creates it and all the parents directory
|
|
// which may be useful.
|
|
// Parameters :
|
|
// $p_dir : Directory path to check.
|
|
// Return Values :
|
|
// 1 : OK
|
|
// -1 : Unable to create directory
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_dirCheck()
|
|
*
|
|
* { Description }
|
|
*
|
|
* @param [type] $p_is_dir
|
|
*/
|
|
function _dirCheck($p_dir, $p_is_dir=false)
|
|
{
|
|
$v_result = 1;
|
|
|
|
// ----- Remove the final '/'
|
|
if (($p_is_dir) && (substr($p_dir, -1)=='/')) {
|
|
$p_dir = substr($p_dir, 0, strlen($p_dir)-1);
|
|
}
|
|
|
|
// ----- Check the directory availability
|
|
if ((is_dir($p_dir)) || ($p_dir == "")) {
|
|
return 1;
|
|
}
|
|
|
|
// ----- Extract parent directory
|
|
$p_parent_dir = dirname($p_dir);
|
|
|
|
// ----- Just a check
|
|
if ($p_parent_dir != $p_dir) {
|
|
// ----- Look for parent directory
|
|
if ($p_parent_dir != "") {
|
|
if (($v_result = $this->_dirCheck($p_parent_dir)) != 1) {
|
|
return $v_result;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Create the directory
|
|
if (!@mkdir($p_dir, 0777)) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_DIR_CREATE_FAIL,
|
|
"Unable to create directory '$p_dir'");
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _merge()
|
|
// Description :
|
|
// If $p_archive_to_add does not exist, the function exit with a success result.
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_merge()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _merge(&$p_archive_to_add)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Look if the archive_to_add exists
|
|
if (!is_file($p_archive_to_add->_zipname)) {
|
|
// ----- Nothing to merge, so merge is a success
|
|
return 1;
|
|
}
|
|
|
|
// ----- Look if the archive exists
|
|
if (!is_file($this->_zipname)) {
|
|
// ----- Do a duplicate
|
|
$v_result = $this->_duplicate($p_archive_to_add->_zipname);
|
|
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Open the zip file
|
|
if (($v_result=$this->_openFd('rb')) != 1) {
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir = array();
|
|
if (($v_result = $this->_readEndCentralDir($v_central_dir)) != 1) {
|
|
$this->_closeFd();
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Go to beginning of File
|
|
@rewind($this->_zip_fd);
|
|
|
|
// ----- Open the archive_to_add file
|
|
if (($v_result=$p_archive_to_add->_openFd('rb')) != 1) {
|
|
$this->_closeFd();
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Read the central directory informations
|
|
$v_central_dir_to_add = array();
|
|
$v_result = $p_archive_to_add->_readEndCentralDir($v_central_dir_to_add);
|
|
if ($v_result != 1) {
|
|
$this->_closeFd();
|
|
$p_archive_to_add->_closeFd();
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Go to beginning of File
|
|
@rewind($p_archive_to_add->_zip_fd);
|
|
|
|
// ----- Creates a temporay file
|
|
$v_zip_temp_name = ARCHIVE_ZIP_TEMPORARY_DIR.uniqid('archive_zip-').'.tmp';
|
|
|
|
// ----- Open the temporary file in write mode
|
|
if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0) {
|
|
$this->_closeFd();
|
|
$p_archive_to_add->_closeFd();
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
'Unable to open temporary file \''
|
|
.$v_zip_temp_name.'\' in binary write mode');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Copy the files from the archive to the temporary file
|
|
// TBC : Here I should better append the file and go back to erase the
|
|
// central dir
|
|
$v_size = $v_central_dir['offset'];
|
|
while ($v_size != 0) {
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = fread($this->_zip_fd, $v_read_size);
|
|
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Copy the files from the archive_to_add into the temporary file
|
|
$v_size = $v_central_dir_to_add['offset'];
|
|
while ($v_size != 0) {
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = fread($p_archive_to_add->_zip_fd, $v_read_size);
|
|
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Store the offset of the central dir
|
|
$v_offset = @ftell($v_zip_temp_fd);
|
|
|
|
// ----- Copy the block of file headers from the old archive
|
|
$v_size = $v_central_dir['size'];
|
|
while ($v_size != 0) {
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @fread($this->_zip_fd, $v_read_size);
|
|
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Copy the block of file headers from the archive_to_add
|
|
$v_size = $v_central_dir_to_add['size'];
|
|
while ($v_size != 0) {
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @fread($p_archive_to_add->_zip_fd, $v_read_size);
|
|
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Zip file comment
|
|
// TBC : I should merge the two comments
|
|
$v_comment = '';
|
|
|
|
// ----- Calculate the size of the (new) central header
|
|
$v_size = @ftell($v_zip_temp_fd)-$v_offset;
|
|
|
|
// ----- Swap the file descriptor
|
|
// Here is a trick : I swap the temporary fd with the zip fd, in order to use
|
|
// the following methods on the temporary fil and not the real archive fd
|
|
$v_swap = $this->_zip_fd;
|
|
$this->_zip_fd = $v_zip_temp_fd;
|
|
$v_zip_temp_fd = $v_swap;
|
|
|
|
// ----- Create the central dir footer
|
|
if (($v_result = $this->_writeCentralHeader($v_central_dir['entries']
|
|
+$v_central_dir_to_add['entries'],
|
|
$v_size, $v_offset,
|
|
$v_comment)) != 1) {
|
|
$this->_closeFd();
|
|
$p_archive_to_add->_closeFd();
|
|
@fclose($v_zip_temp_fd);
|
|
$this->_zip_fd = null;
|
|
|
|
// ----- Reset the file list
|
|
unset($v_header_list);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Swap back the file descriptor
|
|
$v_swap = $this->_zip_fd;
|
|
$this->_zip_fd = $v_zip_temp_fd;
|
|
$v_zip_temp_fd = $v_swap;
|
|
|
|
// ----- Close
|
|
$this->_closeFd();
|
|
$p_archive_to_add->_closeFd();
|
|
|
|
// ----- Close the temporary file
|
|
@fclose($v_zip_temp_fd);
|
|
|
|
// ----- Delete the zip file
|
|
// TBC : I should test the result ...
|
|
@unlink($this->_zipname);
|
|
|
|
// ----- Rename the temporary file
|
|
// TBC : I should test the result ...
|
|
//@rename($v_zip_temp_name, $this->_zipname);
|
|
$this->_tool_Rename($v_zip_temp_name, $this->_zipname);
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _duplicate()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_duplicate()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _duplicate($p_archive_filename)
|
|
{
|
|
$v_result=1;
|
|
|
|
// ----- Look if the $p_archive_filename exists
|
|
if (!is_file($p_archive_filename)) {
|
|
|
|
// ----- Nothing to duplicate, so duplicate is a success.
|
|
$v_result = 1;
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Open the zip file
|
|
if (($v_result=$this->_openFd('wb')) != 1) {
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
|
|
// ----- Open the temporary file in write mode
|
|
if (($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0) {
|
|
$this->_closeFd();
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_READ_OPEN_FAIL,
|
|
'Unable to open archive file \''
|
|
.$p_archive_filename.'\' in binary write mode');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Copy the files from the archive to the temporary file
|
|
// TBC : Here I should better append the file and go back to erase the
|
|
// central dir
|
|
$v_size = filesize($p_archive_filename);
|
|
while ($v_size != 0) {
|
|
$v_read_size = ($v_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $v_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = fread($v_zip_temp_fd, $v_read_size);
|
|
@fwrite($this->_zip_fd, $v_buffer, $v_read_size);
|
|
$v_size -= $v_read_size;
|
|
}
|
|
|
|
// ----- Close
|
|
$this->_closeFd();
|
|
|
|
// ----- Close the temporary file
|
|
@fclose($v_zip_temp_fd);
|
|
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Archive_Zip::_check_parameters()
|
|
*
|
|
* { Description }
|
|
*
|
|
* @param integer $p_error_code
|
|
* @param string $p_error_string
|
|
*/
|
|
function _check_parameters(&$p_params, $p_default)
|
|
{
|
|
|
|
// ----- Check that param is an array
|
|
if (!is_array($p_params)) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
|
|
'Unsupported parameter, waiting for an array');
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
|
|
// ----- Check that all the params are valid
|
|
for (reset($p_params); list($v_key, $v_value) = self::each($p_params); ) {
|
|
if (!isset($p_default[$v_key])) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAMETER,
|
|
'Unsupported parameter with key \''.$v_key.'\'');
|
|
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
}
|
|
|
|
// ----- Set the default values
|
|
for (reset($p_default); list($v_key, $v_value) = self::each($p_default); ) {
|
|
if (!isset($p_params[$v_key])) {
|
|
$p_params[$v_key] = $p_default[$v_key];
|
|
}
|
|
}
|
|
// ----- Check specific parameters
|
|
$v_callback_list = array ('callback_pre_add','callback_post_add',
|
|
'callback_pre_extract','callback_post_extract');
|
|
for ($i=0; $i<sizeof($v_callback_list); $i++) {
|
|
$v_key=$v_callback_list[$i];
|
|
|
|
if ( (isset($p_params[$v_key])) && ($p_params[$v_key] != '')) {
|
|
if (!function_exists($p_params[$v_key])) {
|
|
$this->_errorLog(ARCHIVE_ZIP_ERR_INVALID_PARAM_VALUE,
|
|
"Callback '".$p_params[$v_key]
|
|
."()' is not an existing function for "
|
|
."parameter '".$v_key."'");
|
|
return Archive_Zip::errorCode();
|
|
}
|
|
}
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _errorLog()
|
|
// Description :
|
|
// Parameters :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_errorLog()
|
|
*
|
|
* { Description }
|
|
*
|
|
* @param integer $p_error_code
|
|
* @param string $p_error_string
|
|
*/
|
|
function _errorLog($p_error_code=0, $p_error_string='')
|
|
{
|
|
$this->_error_code = $p_error_code;
|
|
$this->_error_string = $p_error_string;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : _errorReset()
|
|
// Description :
|
|
// Parameters :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* Archive_Zip::_errorReset()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _errorReset()
|
|
{
|
|
$this->_error_code = 1;
|
|
$this->_error_string = '';
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : $this->_tool_PathReduction()
|
|
// Description :
|
|
// Parameters :
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* _tool_PathReduction()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _tool_PathReduction($p_dir)
|
|
{
|
|
$v_result = "";
|
|
|
|
// ----- Look for not empty path
|
|
if ($p_dir != "")
|
|
{
|
|
// ----- Explode path by directory names
|
|
$v_list = explode("/", $p_dir);
|
|
|
|
// ----- Study directories from last to first
|
|
for ($i=sizeof($v_list)-1; $i>=0; $i--)
|
|
{
|
|
// ----- Look for current path
|
|
if ($v_list[$i] == ".")
|
|
{
|
|
// ----- Ignore this directory
|
|
// Should be the first $i=0, but no check is done
|
|
}
|
|
else if ($v_list[$i] == "..")
|
|
{
|
|
// ----- Ignore it and ignore the $i-1
|
|
$i--;
|
|
}
|
|
else if (($v_list[$i] == "") && ($i!=(sizeof($v_list)-1)) && ($i!=0))
|
|
{
|
|
// ----- Ignore only the double '//' in path,
|
|
// but not the first and last '/'
|
|
}
|
|
else
|
|
{
|
|
$v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?"/".$v_result:"");
|
|
}
|
|
}
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : $this->_tool_PathInclusion()
|
|
// Description :
|
|
// This function indicates if the path $p_path is under the $p_dir tree. Or,
|
|
// said in an other way, if the file or sub-dir $p_path is inside the dir
|
|
// $p_dir.
|
|
// The function indicates also if the path is exactly the same as the dir.
|
|
// This function supports path with duplicated '/' like '//', but does not
|
|
// support '.' or '..' statements.
|
|
// Parameters :
|
|
// Return Values :
|
|
// 0 if $p_path is not inside directory $p_dir
|
|
// 1 if $p_path is inside directory $p_dir
|
|
// 2 if $p_path is exactly the same as $p_dir
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* _tool_PathInclusion()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _tool_PathInclusion($p_dir, $p_path)
|
|
{
|
|
$v_result = 1;
|
|
|
|
// ----- Explode dir and path by directory separator
|
|
$v_list_dir = explode("/", $p_dir);
|
|
$v_list_dir_size = sizeof($v_list_dir);
|
|
$v_list_path = explode("/", $p_path);
|
|
$v_list_path_size = sizeof($v_list_path);
|
|
|
|
// ----- Study directories paths
|
|
$i = 0;
|
|
$j = 0;
|
|
while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) {
|
|
|
|
// ----- Look for empty dir (path reduction)
|
|
if ($v_list_dir[$i] == '') {
|
|
$i++;
|
|
continue;
|
|
}
|
|
if ($v_list_path[$j] == '') {
|
|
$j++;
|
|
continue;
|
|
}
|
|
|
|
// ----- Compare the items
|
|
if ( ($v_list_dir[$i] != $v_list_path[$j])
|
|
&& ($v_list_dir[$i] != '')
|
|
&& ( $v_list_path[$j] != '')) {
|
|
$v_result = 0;
|
|
}
|
|
|
|
// ----- Next items
|
|
$i++;
|
|
$j++;
|
|
}
|
|
|
|
// ----- Look if everything seems to be the same
|
|
if ($v_result) {
|
|
// ----- Skip all the empty items
|
|
while (($j < $v_list_path_size) && ($v_list_path[$j] == '')) $j++;
|
|
while (($i < $v_list_dir_size) && ($v_list_dir[$i] == '')) $i++;
|
|
|
|
if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) {
|
|
// ----- There are exactly the same
|
|
$v_result = 2;
|
|
}
|
|
else if ($i < $v_list_dir_size) {
|
|
// ----- The path is shorter than the dir
|
|
$v_result = 0;
|
|
}
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : $this->_tool_CopyBlock()
|
|
// Description :
|
|
// Parameters :
|
|
// $p_mode : read/write compression mode
|
|
// 0 : src & dest normal
|
|
// 1 : src gzip, dest normal
|
|
// 2 : src normal, dest gzip
|
|
// 3 : src & dest gzip
|
|
// Return Values :
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* _tool_CopyBlock()
|
|
*
|
|
* { Description }
|
|
*
|
|
* @param integer $p_mode
|
|
*/
|
|
function _tool_CopyBlock($p_src, $p_dest, $p_size, $p_mode=0)
|
|
{
|
|
$v_result = 1;
|
|
|
|
if ($p_mode==0)
|
|
{
|
|
while ($p_size != 0)
|
|
{
|
|
$v_read_size = ($p_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $p_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @fread($p_src, $v_read_size);
|
|
@fwrite($p_dest, $v_buffer, $v_read_size);
|
|
$p_size -= $v_read_size;
|
|
}
|
|
}
|
|
else if ($p_mode==1)
|
|
{
|
|
while ($p_size != 0)
|
|
{
|
|
$v_read_size = ($p_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $p_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @gzread($p_src, $v_read_size);
|
|
@fwrite($p_dest, $v_buffer, $v_read_size);
|
|
$p_size -= $v_read_size;
|
|
}
|
|
}
|
|
else if ($p_mode==2)
|
|
{
|
|
while ($p_size != 0)
|
|
{
|
|
$v_read_size = ($p_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $p_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @fread($p_src, $v_read_size);
|
|
@gzwrite($p_dest, $v_buffer, $v_read_size);
|
|
$p_size -= $v_read_size;
|
|
}
|
|
}
|
|
else if ($p_mode==3)
|
|
{
|
|
while ($p_size != 0)
|
|
{
|
|
$v_read_size = ($p_size < ARCHIVE_ZIP_READ_BLOCK_SIZE
|
|
? $p_size : ARCHIVE_ZIP_READ_BLOCK_SIZE);
|
|
$v_buffer = @gzread($p_src, $v_read_size);
|
|
@gzwrite($p_dest, $v_buffer, $v_read_size);
|
|
$p_size -= $v_read_size;
|
|
}
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : $this->_tool_Rename()
|
|
// Description :
|
|
// This function tries to do a simple rename() function. If it fails, it
|
|
// tries to copy the $p_src file in a new $p_dest file and then unlink the
|
|
// first one.
|
|
// Parameters :
|
|
// $p_src : Old filename
|
|
// $p_dest : New filename
|
|
// Return Values :
|
|
// 1 on success, 0 on failure.
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* _tool_Rename()
|
|
*
|
|
* { Description }
|
|
*
|
|
*/
|
|
function _tool_Rename($p_src, $p_dest)
|
|
{
|
|
$v_result = 1;
|
|
|
|
// ----- Try to rename the files
|
|
if (!@rename($p_src, $p_dest)) {
|
|
|
|
// ----- Try to copy & unlink the src
|
|
if (!@copy($p_src, $p_dest)) {
|
|
$v_result = 0;
|
|
}
|
|
else if (!@unlink($p_src)) {
|
|
$v_result = 0;
|
|
}
|
|
}
|
|
|
|
// ----- Return
|
|
return $v_result;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Function : $this->_tool_TranslateWinPath()
|
|
// Description :
|
|
// Translate windows path by replacing '\' by '/' and optionally removing
|
|
// drive letter.
|
|
// Parameters :
|
|
// $p_path : path to translate.
|
|
// $p_remove_disk_letter : true | false
|
|
// Return Values :
|
|
// The path translated.
|
|
// ---------------------------------------------------------------------------
|
|
/**
|
|
* _tool_TranslateWinPath()
|
|
*
|
|
* { Description }
|
|
*
|
|
* @param [type] $p_remove_disk_letter
|
|
*/
|
|
function _tool_TranslateWinPath($p_path, $p_remove_disk_letter=true)
|
|
{
|
|
if (stristr(php_uname(), 'windows')) {
|
|
// ----- Look for potential disk letter
|
|
if ( ($p_remove_disk_letter)
|
|
&& (($v_position = strpos($p_path, ':')) != false)) {
|
|
$p_path = substr($p_path, $v_position+1);
|
|
}
|
|
// ----- Change potential windows directory separator
|
|
if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0,1) == '\\')) {
|
|
$p_path = strtr($p_path, '\\', '/');
|
|
}
|
|
}
|
|
return $p_path;
|
|
}
|
|
// ---------------------------------------------------------------------------
|
|
|
|
public function encryptCrc32($string)
|
|
{
|
|
if (!class_exists('G')) {
|
|
$realdocuroot = str_replace( '\\', '/', $_SERVER['DOCUMENT_ROOT'] );
|
|
$docuroot = explode( '/', $realdocuroot );
|
|
array_pop( $docuroot );
|
|
$pathhome = implode( '/', $docuroot ) . '/';
|
|
array_pop( $docuroot );
|
|
$pathTrunk = implode( '/', $docuroot ) . '/';
|
|
require_once($pathTrunk.'gulliver/system/class.g.php');
|
|
}
|
|
return G::encryptCrc32($string);
|
|
}
|
|
|
|
/**
|
|
* Legacy "each" function, because was removed in PHP v8.x
|
|
*
|
|
* @param $array
|
|
* @return array|bool
|
|
*/
|
|
private static function each($array) {
|
|
$key = key($array);
|
|
$value = current($array);
|
|
$each = is_null($key) ? false : [
|
|
1 => $value,
|
|
'value' => $value,
|
|
0 => $key,
|
|
'key' => $key,
|
|
];
|
|
next($array);
|
|
return $each;
|
|
}
|
|
|
|
}
|
|
// End of class
|
|
|
|
?>
|