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<?php
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/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
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/**
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* File::CSV
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*
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* PHP versions 4 and 5
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*
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* Copyright (c) 1997-2008,
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* Vincent Blavet <vincent@phpconcept.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* @category File_Formats
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* @package Archive_Tar
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* @author Vincent Blavet <vincent@phpconcept.net>
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* @copyright 1997-2008 The Authors
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* @license http://www.opensource.org/licenses/bsd-license.php New BSD License
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* @version CVS: $Id: Tar.php 295988 2010-03-09 08:39:37Z mrook $
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* @link http://pear.php.net/package/Archive_Tar
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*/
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require_once 'PEAR.php';
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define ('ARCHIVE_TAR_ATT_SEPARATOR', 90001);
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define ('ARCHIVE_TAR_END_BLOCK', pack("a512", ''));
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/**
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* Creates a (compressed) Tar archive
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*
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* @author Vincent Blavet <vincent@phpconcept.net>
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* @version $Revision: 295988 $
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* @license http://www.opensource.org/licenses/bsd-license.php New BSD License
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* @package Archive_Tar
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*/
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class Archive_Tar extends PEAR
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{
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/**
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* @var string Name of the Tar
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*/
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var $_tarname='';
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/**
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* @var boolean if true, the Tar file will be gzipped
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*/
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var $_compress=false;
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/**
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* @var string Type of compression : 'none', 'gz' or 'bz2'
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*/
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var $_compress_type='none';
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/**
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* @var string Explode separator
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*/
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var $_separator=' ';
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/**
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* @var file descriptor
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*/
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var $_file=0;
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/**
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* @var string Local Tar name of a remote Tar (http:// or ftp://)
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*/
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var $_temp_tarname='';
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/**
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* @var string regular expression for ignoring files or directories
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*/
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var $_ignore_regexp='';
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// {{{ constructor
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/**
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* Archive_Tar Class constructor. This flavour of the constructor only
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* declare a new Archive_Tar object, identifying it by the name of the
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* tar file.
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* If the compress argument is set the tar will be read or created as a
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* gzip or bz2 compressed TAR file.
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*
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* @param string $p_tarname The name of the tar archive to create
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* @param string $p_compress can be null, 'gz' or 'bz2'. This
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* parameter indicates if gzip or bz2 compression
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* is required. For compatibility reason the
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* boolean value 'true' means 'gz'.
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* @access public
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*/
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function Archive_Tar($p_tarname, $p_compress = null)
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{
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$this->PEAR();
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$this->_compress = false;
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$this->_compress_type = 'none';
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if (($p_compress === null) || ($p_compress == '')) {
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if (@file_exists($p_tarname)) {
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if ($fp = @fopen($p_tarname, "rb")) {
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// look for gzip magic cookie
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$data = fread($fp, 2);
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fclose($fp);
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if ($data == "\37\213") {
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$this->_compress = true;
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$this->_compress_type = 'gz';
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// No sure it's enought for a magic code ....
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} elseif ($data == "BZ") {
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$this->_compress = true;
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$this->_compress_type = 'bz2';
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}
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}
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} else {
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// probably a remote file or some file accessible
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// through a stream interface
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if (substr($p_tarname, -2) == 'gz') {
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$this->_compress = true;
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$this->_compress_type = 'gz';
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} elseif ((substr($p_tarname, -3) == 'bz2') ||
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(substr($p_tarname, -2) == 'bz')) {
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$this->_compress = true;
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$this->_compress_type = 'bz2';
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}
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}
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} else {
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if (($p_compress === true) || ($p_compress == 'gz')) {
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$this->_compress = true;
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$this->_compress_type = 'gz';
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} else if ($p_compress == 'bz2') {
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$this->_compress = true;
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$this->_compress_type = 'bz2';
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} else {
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$this->_error("Unsupported compression type '$p_compress'\n".
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"Supported types are 'gz' and 'bz2'.\n");
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return false;
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}
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}
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$this->_tarname = $p_tarname;
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if ($this->_compress) { // assert zlib or bz2 extension support
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if ($this->_compress_type == 'gz')
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$extname = 'zlib';
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else if ($this->_compress_type == 'bz2')
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$extname = 'bz2';
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if (!extension_loaded($extname)) {
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PEAR::loadExtension($extname);
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}
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if (!extension_loaded($extname)) {
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$this->_error("The extension '$extname' couldn't be found.\n".
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"Please make sure your version of PHP was built ".
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"with '$extname' support.\n");
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return false;
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}
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}
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}
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// }}}
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// {{{ destructor
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function _Archive_Tar()
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{
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$this->_close();
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// ----- Look for a local copy to delete
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if ($this->_temp_tarname != '')
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@unlink($this->_temp_tarname);
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$this->_PEAR();
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}
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// }}}
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// {{{ create()
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/**
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* This method creates the archive file and add the files / directories
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* that are listed in $p_filelist.
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* If a file with the same name exist and is writable, it is replaced
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* by the new tar.
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* The method return false and a PEAR error text.
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* The $p_filelist parameter can be an array of string, each string
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* representing a filename or a directory name with their path if
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* needed. It can also be a single string with names separated by a
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* single blank.
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* For each directory added in the archive, the files and
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* sub-directories are also added.
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* See also createModify() method for more details.
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*
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* @param array $p_filelist An array of filenames and directory names, or a
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* single string with names separated by a single
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* blank space.
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* @return true on success, false on error.
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* @see createModify()
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* @access public
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*/
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function create($p_filelist)
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{
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return $this->createModify($p_filelist, '', '');
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}
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// }}}
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// {{{ add()
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/**
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* This method add the files / directories that are listed in $p_filelist in
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* the archive. If the archive does not exist it is created.
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* The method return false and a PEAR error text.
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* The files and directories listed are only added at the end of the archive,
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* even if a file with the same name is already archived.
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* See also createModify() method for more details.
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*
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* @param array $p_filelist An array of filenames and directory names, or a
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* single string with names separated by a single
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* blank space.
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* @return true on success, false on error.
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* @see createModify()
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* @access public
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*/
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function add($p_filelist)
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{
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return $this->addModify($p_filelist, '', '');
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}
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// }}}
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// {{{ extract()
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function extract($p_path='')
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{
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return $this->extractModify($p_path, '');
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}
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// }}}
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// {{{ listContent()
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function listContent()
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{
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$v_list_detail = array();
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if ($this->_openRead()) {
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if (!$this->_extractList('', $v_list_detail, "list", '', '')) {
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unset($v_list_detail);
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$v_list_detail = 0;
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}
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$this->_close();
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}
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return $v_list_detail;
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}
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// }}}
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// {{{ createModify()
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/**
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* This method creates the archive file and add the files / directories
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* that are listed in $p_filelist.
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* If the file already exists and is writable, it is replaced by the
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* new tar. It is a create and not an add. If the file exists and is
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* read-only or is a directory it is not replaced. The method return
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* false and a PEAR error text.
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* The $p_filelist parameter can be an array of string, each string
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* representing a filename or a directory name with their path if
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* needed. It can also be a single string with names separated by a
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* single blank.
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* The path indicated in $p_remove_dir will be removed from the
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* memorized path of each file / directory listed when this path
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* exists. By default nothing is removed (empty path '')
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* The path indicated in $p_add_dir will be added at the beginning of
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* the memorized path of each file / directory listed. However it can
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* be set to empty ''. The adding of a path is done after the removing
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* of path.
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* The path add/remove ability enables the user to prepare an archive
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* for extraction in a different path than the origin files are.
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* See also addModify() method for file adding properties.
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*
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* @param array $p_filelist An array of filenames and directory names,
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* or a single string with names separated by
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* a single blank space.
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* @param string $p_add_dir A string which contains a path to be added
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* to the memorized path of each element in
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* the list.
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* @param string $p_remove_dir A string which contains a path to be
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* removed from the memorized path of each
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* element in the list, when relevant.
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* @return boolean true on success, false on error.
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* @access public
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* @see addModify()
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*/
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function createModify($p_filelist, $p_add_dir, $p_remove_dir='')
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{
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$v_result = true;
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if (!$this->_openWrite())
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return false;
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if ($p_filelist != '') {
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if (is_array($p_filelist))
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$v_list = $p_filelist;
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elseif (is_string($p_filelist))
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$v_list = explode($this->_separator, $p_filelist);
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else {
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$this->_cleanFile();
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$this->_error('Invalid file list');
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return false;
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}
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$v_result = $this->_addList($v_list, $p_add_dir, $p_remove_dir);
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}
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if ($v_result) {
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$this->_writeFooter();
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$this->_close();
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} else
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$this->_cleanFile();
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return $v_result;
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}
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// }}}
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// {{{ addModify()
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/**
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* This method add the files / directories listed in $p_filelist at the
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* end of the existing archive. If the archive does not yet exists it
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* is created.
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* The $p_filelist parameter can be an array of string, each string
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* representing a filename or a directory name with their path if
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* needed. It can also be a single string with names separated by a
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* single blank.
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* The path indicated in $p_remove_dir will be removed from the
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* memorized path of each file / directory listed when this path
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* exists. By default nothing is removed (empty path '')
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* The path indicated in $p_add_dir will be added at the beginning of
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* the memorized path of each file / directory listed. However it can
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* be set to empty ''. The adding of a path is done after the removing
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* of path.
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* The path add/remove ability enables the user to prepare an archive
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* for extraction in a different path than the origin files are.
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* If a file/dir is already in the archive it will only be added at the
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* end of the archive. There is no update of the existing archived
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* file/dir. However while extracting the archive, the last file will
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* replace the first one. This results in a none optimization of the
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* archive size.
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* If a file/dir does not exist the file/dir is ignored. However an
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* error text is send to PEAR error.
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* If a file/dir is not readable the file/dir is ignored. However an
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* error text is send to PEAR error.
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*
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* @param array $p_filelist An array of filenames and directory
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|
355 |
* names, or a single string with names
|
|
|
356 |
* separated by a single blank space.
|
|
|
357 |
* @param string $p_add_dir A string which contains a path to be
|
|
|
358 |
* added to the memorized path of each
|
|
|
359 |
* element in the list.
|
|
|
360 |
* @param string $p_remove_dir A string which contains a path to be
|
|
|
361 |
* removed from the memorized path of
|
|
|
362 |
* each element in the list, when
|
|
|
363 |
* relevant.
|
|
|
364 |
* @return true on success, false on error.
|
|
|
365 |
* @access public
|
|
|
366 |
*/
|
|
|
367 |
function addModify($p_filelist, $p_add_dir, $p_remove_dir='')
|
|
|
368 |
{
|
|
|
369 |
$v_result = true;
|
|
|
370 |
|
|
|
371 |
if (!$this->_isArchive())
|
|
|
372 |
$v_result = $this->createModify($p_filelist, $p_add_dir,
|
|
|
373 |
$p_remove_dir);
|
|
|
374 |
else {
|
|
|
375 |
if (is_array($p_filelist))
|
|
|
376 |
$v_list = $p_filelist;
|
|
|
377 |
elseif (is_string($p_filelist))
|
|
|
378 |
$v_list = explode($this->_separator, $p_filelist);
|
|
|
379 |
else {
|
|
|
380 |
$this->_error('Invalid file list');
|
|
|
381 |
return false;
|
|
|
382 |
}
|
|
|
383 |
|
|
|
384 |
$v_result = $this->_append($v_list, $p_add_dir, $p_remove_dir);
|
|
|
385 |
}
|
|
|
386 |
|
|
|
387 |
return $v_result;
|
|
|
388 |
}
|
|
|
389 |
// }}}
|
|
|
390 |
|
|
|
391 |
// {{{ addString()
|
|
|
392 |
/**
|
|
|
393 |
* This method add a single string as a file at the
|
|
|
394 |
* end of the existing archive. If the archive does not yet exists it
|
|
|
395 |
* is created.
|
|
|
396 |
*
|
|
|
397 |
* @param string $p_filename A string which contains the full
|
|
|
398 |
* filename path that will be associated
|
|
|
399 |
* with the string.
|
|
|
400 |
* @param string $p_string The content of the file added in
|
|
|
401 |
* the archive.
|
|
|
402 |
* @return true on success, false on error.
|
|
|
403 |
* @access public
|
|
|
404 |
*/
|
|
|
405 |
function addString($p_filename, $p_string)
|
|
|
406 |
{
|
|
|
407 |
$v_result = true;
|
|
|
408 |
|
|
|
409 |
if (!$this->_isArchive()) {
|
|
|
410 |
if (!$this->_openWrite()) {
|
|
|
411 |
return false;
|
|
|
412 |
}
|
|
|
413 |
$this->_close();
|
|
|
414 |
}
|
|
|
415 |
|
|
|
416 |
if (!$this->_openAppend())
|
|
|
417 |
return false;
|
|
|
418 |
|
|
|
419 |
// Need to check the get back to the temporary file ? ....
|
|
|
420 |
$v_result = $this->_addString($p_filename, $p_string);
|
|
|
421 |
|
|
|
422 |
$this->_writeFooter();
|
|
|
423 |
|
|
|
424 |
$this->_close();
|
|
|
425 |
|
|
|
426 |
return $v_result;
|
|
|
427 |
}
|
|
|
428 |
// }}}
|
|
|
429 |
|
|
|
430 |
// {{{ extractModify()
|
|
|
431 |
/**
|
|
|
432 |
* This method extract all the content of the archive in the directory
|
|
|
433 |
* indicated by $p_path. When relevant the memorized path of the
|
|
|
434 |
* files/dir can be modified by removing the $p_remove_path path at the
|
|
|
435 |
* beginning of the file/dir path.
|
|
|
436 |
* While extracting a file, if the directory path does not exists it is
|
|
|
437 |
* created.
|
|
|
438 |
* While extracting a file, if the file already exists it is replaced
|
|
|
439 |
* without looking for last modification date.
|
|
|
440 |
* While extracting a file, if the file already exists and is write
|
|
|
441 |
* protected, the extraction is aborted.
|
|
|
442 |
* While extracting a file, if a directory with the same name already
|
|
|
443 |
* exists, the extraction is aborted.
|
|
|
444 |
* While extracting a directory, if a file with the same name already
|
|
|
445 |
* exists, the extraction is aborted.
|
|
|
446 |
* While extracting a file/directory if the destination directory exist
|
|
|
447 |
* and is write protected, or does not exist but can not be created,
|
|
|
448 |
* the extraction is aborted.
|
|
|
449 |
* If after extraction an extracted file does not show the correct
|
|
|
450 |
* stored file size, the extraction is aborted.
|
|
|
451 |
* When the extraction is aborted, a PEAR error text is set and false
|
|
|
452 |
* is returned. However the result can be a partial extraction that may
|
|
|
453 |
* need to be manually cleaned.
|
|
|
454 |
*
|
|
|
455 |
* @param string $p_path The path of the directory where the
|
|
|
456 |
* files/dir need to by extracted.
|
|
|
457 |
* @param string $p_remove_path Part of the memorized path that can be
|
|
|
458 |
* removed if present at the beginning of
|
|
|
459 |
* the file/dir path.
|
|
|
460 |
* @return boolean true on success, false on error.
|
|
|
461 |
* @access public
|
|
|
462 |
* @see extractList()
|
|
|
463 |
*/
|
|
|
464 |
function extractModify($p_path, $p_remove_path)
|
|
|
465 |
{
|
|
|
466 |
$v_result = true;
|
|
|
467 |
$v_list_detail = array();
|
|
|
468 |
|
|
|
469 |
if ($v_result = $this->_openRead()) {
|
|
|
470 |
$v_result = $this->_extractList($p_path, $v_list_detail,
|
|
|
471 |
"complete", 0, $p_remove_path);
|
|
|
472 |
$this->_close();
|
|
|
473 |
}
|
|
|
474 |
|
|
|
475 |
return $v_result;
|
|
|
476 |
}
|
|
|
477 |
// }}}
|
|
|
478 |
|
|
|
479 |
// {{{ extractInString()
|
|
|
480 |
/**
|
|
|
481 |
* This method extract from the archive one file identified by $p_filename.
|
|
|
482 |
* The return value is a string with the file content, or NULL on error.
|
|
|
483 |
* @param string $p_filename The path of the file to extract in a string.
|
|
|
484 |
* @return a string with the file content or NULL.
|
|
|
485 |
* @access public
|
|
|
486 |
*/
|
|
|
487 |
function extractInString($p_filename)
|
|
|
488 |
{
|
|
|
489 |
if ($this->_openRead()) {
|
|
|
490 |
$v_result = $this->_extractInString($p_filename);
|
|
|
491 |
$this->_close();
|
|
|
492 |
} else {
|
|
|
493 |
$v_result = NULL;
|
|
|
494 |
}
|
|
|
495 |
|
|
|
496 |
return $v_result;
|
|
|
497 |
}
|
|
|
498 |
// }}}
|
|
|
499 |
|
|
|
500 |
// {{{ extractList()
|
|
|
501 |
/**
|
|
|
502 |
* This method extract from the archive only the files indicated in the
|
|
|
503 |
* $p_filelist. These files are extracted in the current directory or
|
|
|
504 |
* in the directory indicated by the optional $p_path parameter.
|
|
|
505 |
* If indicated the $p_remove_path can be used in the same way as it is
|
|
|
506 |
* used in extractModify() method.
|
|
|
507 |
* @param array $p_filelist An array of filenames and directory names,
|
|
|
508 |
* or a single string with names separated
|
|
|
509 |
* by a single blank space.
|
|
|
510 |
* @param string $p_path The path of the directory where the
|
|
|
511 |
* files/dir need to by extracted.
|
|
|
512 |
* @param string $p_remove_path Part of the memorized path that can be
|
|
|
513 |
* removed if present at the beginning of
|
|
|
514 |
* the file/dir path.
|
|
|
515 |
* @return true on success, false on error.
|
|
|
516 |
* @access public
|
|
|
517 |
* @see extractModify()
|
|
|
518 |
*/
|
|
|
519 |
function extractList($p_filelist, $p_path='', $p_remove_path='')
|
|
|
520 |
{
|
|
|
521 |
$v_result = true;
|
|
|
522 |
$v_list_detail = array();
|
|
|
523 |
|
|
|
524 |
if (is_array($p_filelist))
|
|
|
525 |
$v_list = $p_filelist;
|
|
|
526 |
elseif (is_string($p_filelist))
|
|
|
527 |
$v_list = explode($this->_separator, $p_filelist);
|
|
|
528 |
else {
|
|
|
529 |
$this->_error('Invalid string list');
|
|
|
530 |
return false;
|
|
|
531 |
}
|
|
|
532 |
|
|
|
533 |
if ($v_result = $this->_openRead()) {
|
|
|
534 |
$v_result = $this->_extractList($p_path, $v_list_detail, "partial",
|
|
|
535 |
$v_list, $p_remove_path);
|
|
|
536 |
$this->_close();
|
|
|
537 |
}
|
|
|
538 |
|
|
|
539 |
return $v_result;
|
|
|
540 |
}
|
|
|
541 |
// }}}
|
|
|
542 |
|
|
|
543 |
// {{{ setAttribute()
|
|
|
544 |
/**
|
|
|
545 |
* This method set specific attributes of the archive. It uses a variable
|
|
|
546 |
* list of parameters, in the format attribute code + attribute values :
|
|
|
547 |
* $arch->setAttribute(ARCHIVE_TAR_ATT_SEPARATOR, ',');
|
|
|
548 |
* @param mixed $argv variable list of attributes and values
|
|
|
549 |
* @return true on success, false on error.
|
|
|
550 |
* @access public
|
|
|
551 |
*/
|
|
|
552 |
function setAttribute()
|
|
|
553 |
{
|
|
|
554 |
$v_result = true;
|
|
|
555 |
|
|
|
556 |
// ----- Get the number of variable list of arguments
|
|
|
557 |
if (($v_size = func_num_args()) == 0) {
|
|
|
558 |
return true;
|
|
|
559 |
}
|
|
|
560 |
|
|
|
561 |
// ----- Get the arguments
|
|
|
562 |
$v_att_list = &func_get_args();
|
|
|
563 |
|
|
|
564 |
// ----- Read the attributes
|
|
|
565 |
$i=0;
|
|
|
566 |
while ($i<$v_size) {
|
|
|
567 |
|
|
|
568 |
// ----- Look for next option
|
|
|
569 |
switch ($v_att_list[$i]) {
|
|
|
570 |
// ----- Look for options that request a string value
|
|
|
571 |
case ARCHIVE_TAR_ATT_SEPARATOR :
|
|
|
572 |
// ----- Check the number of parameters
|
|
|
573 |
if (($i+1) >= $v_size) {
|
|
|
574 |
$this->_error('Invalid number of parameters for '
|
|
|
575 |
.'attribute ARCHIVE_TAR_ATT_SEPARATOR');
|
|
|
576 |
return false;
|
|
|
577 |
}
|
|
|
578 |
|
|
|
579 |
// ----- Get the value
|
|
|
580 |
$this->_separator = $v_att_list[$i+1];
|
|
|
581 |
$i++;
|
|
|
582 |
break;
|
|
|
583 |
|
|
|
584 |
default :
|
|
|
585 |
$this->_error('Unknow attribute code '.$v_att_list[$i].'');
|
|
|
586 |
return false;
|
|
|
587 |
}
|
|
|
588 |
|
|
|
589 |
// ----- Next attribute
|
|
|
590 |
$i++;
|
|
|
591 |
}
|
|
|
592 |
|
|
|
593 |
return $v_result;
|
|
|
594 |
}
|
|
|
595 |
// }}}
|
|
|
596 |
|
|
|
597 |
// {{{ setIgnoreRegexp()
|
|
|
598 |
/**
|
|
|
599 |
* This method sets the regular expression for ignoring files and directories
|
|
|
600 |
* at import, for example:
|
|
|
601 |
* $arch->setIgnoreRegexp("#CVS|\.svn#");
|
|
|
602 |
* @param string $regexp regular expression defining which files or directories to ignore
|
|
|
603 |
* @access public
|
|
|
604 |
*/
|
|
|
605 |
function setIgnoreRegexp($regexp)
|
|
|
606 |
{
|
|
|
607 |
$this->_ignore_regexp = $regexp;
|
|
|
608 |
}
|
|
|
609 |
// }}}
|
|
|
610 |
|
|
|
611 |
// {{{ setIgnoreList()
|
|
|
612 |
/**
|
|
|
613 |
* This method sets the regular expression for ignoring all files and directories
|
|
|
614 |
* matching the filenames in the array list at import, for example:
|
|
|
615 |
* $arch->setIgnoreList(array('CVS', '.svn', 'bin/tool'));
|
|
|
616 |
* @param array $list a list of file or directory names to ignore
|
|
|
617 |
* @access public
|
|
|
618 |
*/
|
|
|
619 |
function setIgnoreList($list)
|
|
|
620 |
{
|
|
|
621 |
$regexp = str_replace(array('#', '.', '^', '$'), array('\#', '\.', '\^', '\$'), $list);
|
|
|
622 |
$regexp = '#/'.join('$|/', $list).'#';
|
|
|
623 |
$this->setIgnoreRegexp($regexp);
|
|
|
624 |
}
|
|
|
625 |
// }}}
|
|
|
626 |
|
|
|
627 |
// {{{ _error()
|
|
|
628 |
function _error($p_message)
|
|
|
629 |
{
|
|
|
630 |
// ----- To be completed
|
|
|
631 |
$this->raiseError($p_message);
|
|
|
632 |
}
|
|
|
633 |
// }}}
|
|
|
634 |
|
|
|
635 |
// {{{ _warning()
|
|
|
636 |
function _warning($p_message)
|
|
|
637 |
{
|
|
|
638 |
// ----- To be completed
|
|
|
639 |
$this->raiseError($p_message);
|
|
|
640 |
}
|
|
|
641 |
// }}}
|
|
|
642 |
|
|
|
643 |
// {{{ _isArchive()
|
|
|
644 |
function _isArchive($p_filename=NULL)
|
|
|
645 |
{
|
|
|
646 |
if ($p_filename == NULL) {
|
|
|
647 |
$p_filename = $this->_tarname;
|
|
|
648 |
}
|
|
|
649 |
clearstatcache();
|
|
|
650 |
return @is_file($p_filename) && !@is_link($p_filename);
|
|
|
651 |
}
|
|
|
652 |
// }}}
|
|
|
653 |
|
|
|
654 |
// {{{ _openWrite()
|
|
|
655 |
function _openWrite()
|
|
|
656 |
{
|
|
|
657 |
if ($this->_compress_type == 'gz')
|
|
|
658 |
$this->_file = @gzopen($this->_tarname, "wb9");
|
|
|
659 |
else if ($this->_compress_type == 'bz2')
|
|
|
660 |
$this->_file = @bzopen($this->_tarname, "w");
|
|
|
661 |
else if ($this->_compress_type == 'none')
|
|
|
662 |
$this->_file = @fopen($this->_tarname, "wb");
|
|
|
663 |
else
|
|
|
664 |
$this->_error('Unknown or missing compression type ('
|
|
|
665 |
.$this->_compress_type.')');
|
|
|
666 |
|
|
|
667 |
if ($this->_file == 0) {
|
|
|
668 |
$this->_error('Unable to open in write mode \''
|
|
|
669 |
.$this->_tarname.'\'');
|
|
|
670 |
return false;
|
|
|
671 |
}
|
|
|
672 |
|
|
|
673 |
return true;
|
|
|
674 |
}
|
|
|
675 |
// }}}
|
|
|
676 |
|
|
|
677 |
// {{{ _openRead()
|
|
|
678 |
function _openRead()
|
|
|
679 |
{
|
|
|
680 |
if (strtolower(substr($this->_tarname, 0, 7)) == 'http://') {
|
|
|
681 |
|
|
|
682 |
// ----- Look if a local copy need to be done
|
|
|
683 |
if ($this->_temp_tarname == '') {
|
|
|
684 |
$this->_temp_tarname = uniqid('tar').'.tmp';
|
|
|
685 |
if (!$v_file_from = @fopen($this->_tarname, 'rb')) {
|
|
|
686 |
$this->_error('Unable to open in read mode \''
|
|
|
687 |
.$this->_tarname.'\'');
|
|
|
688 |
$this->_temp_tarname = '';
|
|
|
689 |
return false;
|
|
|
690 |
}
|
|
|
691 |
if (!$v_file_to = @fopen($this->_temp_tarname, 'wb')) {
|
|
|
692 |
$this->_error('Unable to open in write mode \''
|
|
|
693 |
.$this->_temp_tarname.'\'');
|
|
|
694 |
$this->_temp_tarname = '';
|
|
|
695 |
return false;
|
|
|
696 |
}
|
|
|
697 |
while ($v_data = @fread($v_file_from, 1024))
|
|
|
698 |
@fwrite($v_file_to, $v_data);
|
|
|
699 |
@fclose($v_file_from);
|
|
|
700 |
@fclose($v_file_to);
|
|
|
701 |
}
|
|
|
702 |
|
|
|
703 |
// ----- File to open if the local copy
|
|
|
704 |
$v_filename = $this->_temp_tarname;
|
|
|
705 |
|
|
|
706 |
} else
|
|
|
707 |
// ----- File to open if the normal Tar file
|
|
|
708 |
$v_filename = $this->_tarname;
|
|
|
709 |
|
|
|
710 |
if ($this->_compress_type == 'gz')
|
|
|
711 |
$this->_file = @gzopen($v_filename, "rb");
|
|
|
712 |
else if ($this->_compress_type == 'bz2')
|
|
|
713 |
$this->_file = @bzopen($v_filename, "r");
|
|
|
714 |
else if ($this->_compress_type == 'none')
|
|
|
715 |
$this->_file = @fopen($v_filename, "rb");
|
|
|
716 |
else
|
|
|
717 |
$this->_error('Unknown or missing compression type ('
|
|
|
718 |
.$this->_compress_type.')');
|
|
|
719 |
|
|
|
720 |
if ($this->_file == 0) {
|
|
|
721 |
$this->_error('Unable to open in read mode \''.$v_filename.'\'');
|
|
|
722 |
return false;
|
|
|
723 |
}
|
|
|
724 |
|
|
|
725 |
return true;
|
|
|
726 |
}
|
|
|
727 |
// }}}
|
|
|
728 |
|
|
|
729 |
// {{{ _openReadWrite()
|
|
|
730 |
function _openReadWrite()
|
|
|
731 |
{
|
|
|
732 |
if ($this->_compress_type == 'gz')
|
|
|
733 |
$this->_file = @gzopen($this->_tarname, "r+b");
|
|
|
734 |
else if ($this->_compress_type == 'bz2') {
|
|
|
735 |
$this->_error('Unable to open bz2 in read/write mode \''
|
|
|
736 |
.$this->_tarname.'\' (limitation of bz2 extension)');
|
|
|
737 |
return false;
|
|
|
738 |
} else if ($this->_compress_type == 'none')
|
|
|
739 |
$this->_file = @fopen($this->_tarname, "r+b");
|
|
|
740 |
else
|
|
|
741 |
$this->_error('Unknown or missing compression type ('
|
|
|
742 |
.$this->_compress_type.')');
|
|
|
743 |
|
|
|
744 |
if ($this->_file == 0) {
|
|
|
745 |
$this->_error('Unable to open in read/write mode \''
|
|
|
746 |
.$this->_tarname.'\'');
|
|
|
747 |
return false;
|
|
|
748 |
}
|
|
|
749 |
|
|
|
750 |
return true;
|
|
|
751 |
}
|
|
|
752 |
// }}}
|
|
|
753 |
|
|
|
754 |
// {{{ _close()
|
|
|
755 |
function _close()
|
|
|
756 |
{
|
|
|
757 |
//if (isset($this->_file)) {
|
|
|
758 |
if (is_resource($this->_file)) {
|
|
|
759 |
if ($this->_compress_type == 'gz')
|
|
|
760 |
@gzclose($this->_file);
|
|
|
761 |
else if ($this->_compress_type == 'bz2')
|
|
|
762 |
@bzclose($this->_file);
|
|
|
763 |
else if ($this->_compress_type == 'none')
|
|
|
764 |
@fclose($this->_file);
|
|
|
765 |
else
|
|
|
766 |
$this->_error('Unknown or missing compression type ('
|
|
|
767 |
.$this->_compress_type.')');
|
|
|
768 |
|
|
|
769 |
$this->_file = 0;
|
|
|
770 |
}
|
|
|
771 |
|
|
|
772 |
// ----- Look if a local copy need to be erase
|
|
|
773 |
// Note that it might be interesting to keep the url for a time : ToDo
|
|
|
774 |
if ($this->_temp_tarname != '') {
|
|
|
775 |
@unlink($this->_temp_tarname);
|
|
|
776 |
$this->_temp_tarname = '';
|
|
|
777 |
}
|
|
|
778 |
|
|
|
779 |
return true;
|
|
|
780 |
}
|
|
|
781 |
// }}}
|
|
|
782 |
|
|
|
783 |
// {{{ _cleanFile()
|
|
|
784 |
function _cleanFile()
|
|
|
785 |
{
|
|
|
786 |
$this->_close();
|
|
|
787 |
|
|
|
788 |
// ----- Look for a local copy
|
|
|
789 |
if ($this->_temp_tarname != '') {
|
|
|
790 |
// ----- Remove the local copy but not the remote tarname
|
|
|
791 |
@unlink($this->_temp_tarname);
|
|
|
792 |
$this->_temp_tarname = '';
|
|
|
793 |
} else {
|
|
|
794 |
// ----- Remove the local tarname file
|
|
|
795 |
@unlink($this->_tarname);
|
|
|
796 |
}
|
|
|
797 |
$this->_tarname = '';
|
|
|
798 |
|
|
|
799 |
return true;
|
|
|
800 |
}
|
|
|
801 |
// }}}
|
|
|
802 |
|
|
|
803 |
// {{{ _writeBlock()
|
|
|
804 |
function _writeBlock($p_binary_data, $p_len=null)
|
|
|
805 |
{
|
|
|
806 |
if (is_resource($this->_file)) {
|
|
|
807 |
if ($p_len === null) {
|
|
|
808 |
if ($this->_compress_type == 'gz')
|
|
|
809 |
@gzputs($this->_file, $p_binary_data);
|
|
|
810 |
else if ($this->_compress_type == 'bz2')
|
|
|
811 |
@bzwrite($this->_file, $p_binary_data);
|
|
|
812 |
else if ($this->_compress_type == 'none')
|
|
|
813 |
@fputs($this->_file, $p_binary_data);
|
|
|
814 |
else
|
|
|
815 |
$this->_error('Unknown or missing compression type ('
|
|
|
816 |
.$this->_compress_type.')');
|
|
|
817 |
} else {
|
|
|
818 |
if ($this->_compress_type == 'gz')
|
|
|
819 |
@gzputs($this->_file, $p_binary_data, $p_len);
|
|
|
820 |
else if ($this->_compress_type == 'bz2')
|
|
|
821 |
@bzwrite($this->_file, $p_binary_data, $p_len);
|
|
|
822 |
else if ($this->_compress_type == 'none')
|
|
|
823 |
@fputs($this->_file, $p_binary_data, $p_len);
|
|
|
824 |
else
|
|
|
825 |
$this->_error('Unknown or missing compression type ('
|
|
|
826 |
.$this->_compress_type.')');
|
|
|
827 |
|
|
|
828 |
}
|
|
|
829 |
}
|
|
|
830 |
return true;
|
|
|
831 |
}
|
|
|
832 |
// }}}
|
|
|
833 |
|
|
|
834 |
// {{{ _readBlock()
|
|
|
835 |
function _readBlock()
|
|
|
836 |
{
|
|
|
837 |
$v_block = null;
|
|
|
838 |
if (is_resource($this->_file)) {
|
|
|
839 |
if ($this->_compress_type == 'gz')
|
|
|
840 |
$v_block = @gzread($this->_file, 512);
|
|
|
841 |
else if ($this->_compress_type == 'bz2')
|
|
|
842 |
$v_block = @bzread($this->_file, 512);
|
|
|
843 |
else if ($this->_compress_type == 'none')
|
|
|
844 |
$v_block = @fread($this->_file, 512);
|
|
|
845 |
else
|
|
|
846 |
$this->_error('Unknown or missing compression type ('
|
|
|
847 |
.$this->_compress_type.')');
|
|
|
848 |
}
|
|
|
849 |
return $v_block;
|
|
|
850 |
}
|
|
|
851 |
// }}}
|
|
|
852 |
|
|
|
853 |
// {{{ _jumpBlock()
|
|
|
854 |
function _jumpBlock($p_len=null)
|
|
|
855 |
{
|
|
|
856 |
if (is_resource($this->_file)) {
|
|
|
857 |
if ($p_len === null)
|
|
|
858 |
$p_len = 1;
|
|
|
859 |
|
|
|
860 |
if ($this->_compress_type == 'gz') {
|
|
|
861 |
@gzseek($this->_file, gztell($this->_file)+($p_len*512));
|
|
|
862 |
}
|
|
|
863 |
else if ($this->_compress_type == 'bz2') {
|
|
|
864 |
// ----- Replace missing bztell() and bzseek()
|
|
|
865 |
for ($i=0; $i<$p_len; $i++)
|
|
|
866 |
$this->_readBlock();
|
|
|
867 |
} else if ($this->_compress_type == 'none')
|
|
|
868 |
@fseek($this->_file, $p_len*512, SEEK_CUR);
|
|
|
869 |
else
|
|
|
870 |
$this->_error('Unknown or missing compression type ('
|
|
|
871 |
.$this->_compress_type.')');
|
|
|
872 |
|
|
|
873 |
}
|
|
|
874 |
return true;
|
|
|
875 |
}
|
|
|
876 |
// }}}
|
|
|
877 |
|
|
|
878 |
// {{{ _writeFooter()
|
|
|
879 |
function _writeFooter()
|
|
|
880 |
{
|
|
|
881 |
if (is_resource($this->_file)) {
|
|
|
882 |
// ----- Write the last 0 filled block for end of archive
|
|
|
883 |
$v_binary_data = pack('a1024', '');
|
|
|
884 |
$this->_writeBlock($v_binary_data);
|
|
|
885 |
}
|
|
|
886 |
return true;
|
|
|
887 |
}
|
|
|
888 |
// }}}
|
|
|
889 |
|
|
|
890 |
// {{{ _addList()
|
|
|
891 |
function _addList($p_list, $p_add_dir, $p_remove_dir)
|
|
|
892 |
{
|
|
|
893 |
$v_result=true;
|
|
|
894 |
$v_header = array();
|
|
|
895 |
|
|
|
896 |
// ----- Remove potential windows directory separator
|
|
|
897 |
$p_add_dir = $this->_translateWinPath($p_add_dir);
|
|
|
898 |
$p_remove_dir = $this->_translateWinPath($p_remove_dir, false);
|
|
|
899 |
|
|
|
900 |
if (!$this->_file) {
|
|
|
901 |
$this->_error('Invalid file descriptor');
|
|
|
902 |
return false;
|
|
|
903 |
}
|
|
|
904 |
|
|
|
905 |
if (sizeof($p_list) == 0)
|
|
|
906 |
return true;
|
|
|
907 |
|
|
|
908 |
foreach ($p_list as $v_filename) {
|
|
|
909 |
if (!$v_result) {
|
|
|
910 |
break;
|
|
|
911 |
}
|
|
|
912 |
|
|
|
913 |
// ----- Skip the current tar name
|
|
|
914 |
if ($v_filename == $this->_tarname)
|
|
|
915 |
continue;
|
|
|
916 |
|
|
|
917 |
if ($v_filename == '')
|
|
|
918 |
continue;
|
|
|
919 |
|
|
|
920 |
// ----- ignore files and directories matching the ignore regular expression
|
|
|
921 |
if ($this->_ignore_regexp && preg_match($this->_ignore_regexp, '/'.$v_filename)) {
|
|
|
922 |
$this->_warning("File '$v_filename' ignored");
|
|
|
923 |
continue;
|
|
|
924 |
}
|
|
|
925 |
|
|
|
926 |
if (!file_exists($v_filename)) {
|
|
|
927 |
$this->_warning("File '$v_filename' does not exist");
|
|
|
928 |
continue;
|
|
|
929 |
}
|
|
|
930 |
|
|
|
931 |
// ----- Add the file or directory header
|
|
|
932 |
if (!$this->_addFile($v_filename, $v_header, $p_add_dir, $p_remove_dir))
|
|
|
933 |
return false;
|
|
|
934 |
|
|
|
935 |
if (@is_dir($v_filename) && !@is_link($v_filename)) {
|
|
|
936 |
if (!($p_hdir = opendir($v_filename))) {
|
|
|
937 |
$this->_warning("Directory '$v_filename' can not be read");
|
|
|
938 |
continue;
|
|
|
939 |
}
|
|
|
940 |
while (false !== ($p_hitem = readdir($p_hdir))) {
|
|
|
941 |
if (($p_hitem != '.') && ($p_hitem != '..')) {
|
|
|
942 |
if ($v_filename != ".")
|
|
|
943 |
$p_temp_list[0] = $v_filename.'/'.$p_hitem;
|
|
|
944 |
else
|
|
|
945 |
$p_temp_list[0] = $p_hitem;
|
|
|
946 |
|
|
|
947 |
$v_result = $this->_addList($p_temp_list,
|
|
|
948 |
$p_add_dir,
|
|
|
949 |
$p_remove_dir);
|
|
|
950 |
}
|
|
|
951 |
}
|
|
|
952 |
|
|
|
953 |
unset($p_temp_list);
|
|
|
954 |
unset($p_hdir);
|
|
|
955 |
unset($p_hitem);
|
|
|
956 |
}
|
|
|
957 |
}
|
|
|
958 |
|
|
|
959 |
return $v_result;
|
|
|
960 |
}
|
|
|
961 |
// }}}
|
|
|
962 |
|
|
|
963 |
// {{{ _addFile()
|
|
|
964 |
function _addFile($p_filename, &$p_header, $p_add_dir, $p_remove_dir)
|
|
|
965 |
{
|
|
|
966 |
if (!$this->_file) {
|
|
|
967 |
$this->_error('Invalid file descriptor');
|
|
|
968 |
return false;
|
|
|
969 |
}
|
|
|
970 |
|
|
|
971 |
if ($p_filename == '') {
|
|
|
972 |
$this->_error('Invalid file name');
|
|
|
973 |
return false;
|
|
|
974 |
}
|
|
|
975 |
|
|
|
976 |
// ----- Calculate the stored filename
|
|
|
977 |
$p_filename = $this->_translateWinPath($p_filename, false);;
|
|
|
978 |
$v_stored_filename = $p_filename;
|
|
|
979 |
if (strcmp($p_filename, $p_remove_dir) == 0) {
|
|
|
980 |
return true;
|
|
|
981 |
}
|
|
|
982 |
if ($p_remove_dir != '') {
|
|
|
983 |
if (substr($p_remove_dir, -1) != '/')
|
|
|
984 |
$p_remove_dir .= '/';
|
|
|
985 |
|
|
|
986 |
if (substr($p_filename, 0, strlen($p_remove_dir)) == $p_remove_dir)
|
|
|
987 |
$v_stored_filename = substr($p_filename, strlen($p_remove_dir));
|
|
|
988 |
}
|
|
|
989 |
$v_stored_filename = $this->_translateWinPath($v_stored_filename);
|
|
|
990 |
if ($p_add_dir != '') {
|
|
|
991 |
if (substr($p_add_dir, -1) == '/')
|
|
|
992 |
$v_stored_filename = $p_add_dir.$v_stored_filename;
|
|
|
993 |
else
|
|
|
994 |
$v_stored_filename = $p_add_dir.'/'.$v_stored_filename;
|
|
|
995 |
}
|
|
|
996 |
|
|
|
997 |
$v_stored_filename = $this->_pathReduction($v_stored_filename);
|
|
|
998 |
|
|
|
999 |
if ($this->_isArchive($p_filename)) {
|
|
|
1000 |
if (($v_file = @fopen($p_filename, "rb")) == 0) {
|
|
|
1001 |
$this->_warning("Unable to open file '".$p_filename
|
|
|
1002 |
."' in binary read mode");
|
|
|
1003 |
return true;
|
|
|
1004 |
}
|
|
|
1005 |
|
|
|
1006 |
if (!$this->_writeHeader($p_filename, $v_stored_filename))
|
|
|
1007 |
return false;
|
|
|
1008 |
|
|
|
1009 |
while (($v_buffer = fread($v_file, 512)) != '') {
|
|
|
1010 |
$v_binary_data = pack("a512", "$v_buffer");
|
|
|
1011 |
$this->_writeBlock($v_binary_data);
|
|
|
1012 |
}
|
|
|
1013 |
|
|
|
1014 |
fclose($v_file);
|
|
|
1015 |
|
|
|
1016 |
} else {
|
|
|
1017 |
// ----- Only header for dir
|
|
|
1018 |
if (!$this->_writeHeader($p_filename, $v_stored_filename))
|
|
|
1019 |
return false;
|
|
|
1020 |
}
|
|
|
1021 |
|
|
|
1022 |
return true;
|
|
|
1023 |
}
|
|
|
1024 |
// }}}
|
|
|
1025 |
|
|
|
1026 |
// {{{ _addString()
|
|
|
1027 |
function _addString($p_filename, $p_string)
|
|
|
1028 |
{
|
|
|
1029 |
if (!$this->_file) {
|
|
|
1030 |
$this->_error('Invalid file descriptor');
|
|
|
1031 |
return false;
|
|
|
1032 |
}
|
|
|
1033 |
|
|
|
1034 |
if ($p_filename == '') {
|
|
|
1035 |
$this->_error('Invalid file name');
|
|
|
1036 |
return false;
|
|
|
1037 |
}
|
|
|
1038 |
|
|
|
1039 |
// ----- Calculate the stored filename
|
|
|
1040 |
$p_filename = $this->_translateWinPath($p_filename, false);;
|
|
|
1041 |
|
|
|
1042 |
if (!$this->_writeHeaderBlock($p_filename, strlen($p_string),
|
|
|
1043 |
time(), 384, "", 0, 0))
|
|
|
1044 |
return false;
|
|
|
1045 |
|
|
|
1046 |
$i=0;
|
|
|
1047 |
while (($v_buffer = substr($p_string, (($i++)*512), 512)) != '') {
|
|
|
1048 |
$v_binary_data = pack("a512", $v_buffer);
|
|
|
1049 |
$this->_writeBlock($v_binary_data);
|
|
|
1050 |
}
|
|
|
1051 |
|
|
|
1052 |
return true;
|
|
|
1053 |
}
|
|
|
1054 |
// }}}
|
|
|
1055 |
|
|
|
1056 |
// {{{ _writeHeader()
|
|
|
1057 |
function _writeHeader($p_filename, $p_stored_filename)
|
|
|
1058 |
{
|
|
|
1059 |
if ($p_stored_filename == '')
|
|
|
1060 |
$p_stored_filename = $p_filename;
|
|
|
1061 |
$v_reduce_filename = $this->_pathReduction($p_stored_filename);
|
|
|
1062 |
|
|
|
1063 |
if (strlen($v_reduce_filename) > 99) {
|
|
|
1064 |
if (!$this->_writeLongHeader($v_reduce_filename))
|
|
|
1065 |
return false;
|
|
|
1066 |
}
|
|
|
1067 |
|
|
|
1068 |
$v_info = lstat($p_filename);
|
|
|
1069 |
$v_uid = sprintf("%07s", DecOct($v_info[4]));
|
|
|
1070 |
$v_gid = sprintf("%07s", DecOct($v_info[5]));
|
|
|
1071 |
$v_perms = sprintf("%07s", DecOct($v_info['mode'] & 000777));
|
|
|
1072 |
|
|
|
1073 |
$v_mtime = sprintf("%011s", DecOct($v_info['mtime']));
|
|
|
1074 |
|
|
|
1075 |
$v_linkname = '';
|
|
|
1076 |
|
|
|
1077 |
if (@is_link($p_filename)) {
|
|
|
1078 |
$v_typeflag = '2';
|
|
|
1079 |
$v_linkname = readlink($p_filename);
|
|
|
1080 |
$v_size = sprintf("%011s", DecOct(0));
|
|
|
1081 |
} elseif (@is_dir($p_filename)) {
|
|
|
1082 |
$v_typeflag = "5";
|
|
|
1083 |
$v_size = sprintf("%011s", DecOct(0));
|
|
|
1084 |
} else {
|
|
|
1085 |
$v_typeflag = '0';
|
|
|
1086 |
clearstatcache();
|
|
|
1087 |
$v_size = sprintf("%011s", DecOct($v_info['size']));
|
|
|
1088 |
}
|
|
|
1089 |
|
|
|
1090 |
$v_magic = 'ustar ';
|
|
|
1091 |
|
|
|
1092 |
$v_version = ' ';
|
|
|
1093 |
|
|
|
1094 |
if (function_exists('posix_getpwuid'))
|
|
|
1095 |
{
|
|
|
1096 |
$userinfo = posix_getpwuid($v_info[4]);
|
|
|
1097 |
$groupinfo = posix_getgrgid($v_info[5]);
|
|
|
1098 |
|
|
|
1099 |
$v_uname = $userinfo['name'];
|
|
|
1100 |
$v_gname = $groupinfo['name'];
|
|
|
1101 |
}
|
|
|
1102 |
else
|
|
|
1103 |
{
|
|
|
1104 |
$v_uname = '';
|
|
|
1105 |
$v_gname = '';
|
|
|
1106 |
}
|
|
|
1107 |
|
|
|
1108 |
$v_devmajor = '';
|
|
|
1109 |
|
|
|
1110 |
$v_devminor = '';
|
|
|
1111 |
|
|
|
1112 |
$v_prefix = '';
|
|
|
1113 |
|
|
|
1114 |
$v_binary_data_first = pack("a100a8a8a8a12a12",
|
|
|
1115 |
$v_reduce_filename, $v_perms, $v_uid,
|
|
|
1116 |
$v_gid, $v_size, $v_mtime);
|
|
|
1117 |
$v_binary_data_last = pack("a1a100a6a2a32a32a8a8a155a12",
|
|
|
1118 |
$v_typeflag, $v_linkname, $v_magic,
|
|
|
1119 |
$v_version, $v_uname, $v_gname,
|
|
|
1120 |
$v_devmajor, $v_devminor, $v_prefix, '');
|
|
|
1121 |
|
|
|
1122 |
// ----- Calculate the checksum
|
|
|
1123 |
$v_checksum = 0;
|
|
|
1124 |
// ..... First part of the header
|
|
|
1125 |
for ($i=0; $i<148; $i++)
|
|
|
1126 |
$v_checksum += ord(substr($v_binary_data_first,$i,1));
|
|
|
1127 |
// ..... Ignore the checksum value and replace it by ' ' (space)
|
|
|
1128 |
for ($i=148; $i<156; $i++)
|
|
|
1129 |
$v_checksum += ord(' ');
|
|
|
1130 |
// ..... Last part of the header
|
|
|
1131 |
for ($i=156, $j=0; $i<512; $i++, $j++)
|
|
|
1132 |
$v_checksum += ord(substr($v_binary_data_last,$j,1));
|
|
|
1133 |
|
|
|
1134 |
// ----- Write the first 148 bytes of the header in the archive
|
|
|
1135 |
$this->_writeBlock($v_binary_data_first, 148);
|
|
|
1136 |
|
|
|
1137 |
// ----- Write the calculated checksum
|
|
|
1138 |
$v_checksum = sprintf("%06s ", DecOct($v_checksum));
|
|
|
1139 |
$v_binary_data = pack("a8", $v_checksum);
|
|
|
1140 |
$this->_writeBlock($v_binary_data, 8);
|
|
|
1141 |
|
|
|
1142 |
// ----- Write the last 356 bytes of the header in the archive
|
|
|
1143 |
$this->_writeBlock($v_binary_data_last, 356);
|
|
|
1144 |
|
|
|
1145 |
return true;
|
|
|
1146 |
}
|
|
|
1147 |
// }}}
|
|
|
1148 |
|
|
|
1149 |
// {{{ _writeHeaderBlock()
|
|
|
1150 |
function _writeHeaderBlock($p_filename, $p_size, $p_mtime=0, $p_perms=0,
|
|
|
1151 |
$p_type='', $p_uid=0, $p_gid=0)
|
|
|
1152 |
{
|
|
|
1153 |
$p_filename = $this->_pathReduction($p_filename);
|
|
|
1154 |
|
|
|
1155 |
if (strlen($p_filename) > 99) {
|
|
|
1156 |
if (!$this->_writeLongHeader($p_filename))
|
|
|
1157 |
return false;
|
|
|
1158 |
}
|
|
|
1159 |
|
|
|
1160 |
if ($p_type == "5") {
|
|
|
1161 |
$v_size = sprintf("%011s", DecOct(0));
|
|
|
1162 |
} else {
|
|
|
1163 |
$v_size = sprintf("%011s", DecOct($p_size));
|
|
|
1164 |
}
|
|
|
1165 |
|
|
|
1166 |
$v_uid = sprintf("%07s", DecOct($p_uid));
|
|
|
1167 |
$v_gid = sprintf("%07s", DecOct($p_gid));
|
|
|
1168 |
$v_perms = sprintf("%07s", DecOct($p_perms & 000777));
|
|
|
1169 |
|
|
|
1170 |
$v_mtime = sprintf("%11s", DecOct($p_mtime));
|
|
|
1171 |
|
|
|
1172 |
$v_linkname = '';
|
|
|
1173 |
|
|
|
1174 |
$v_magic = 'ustar ';
|
|
|
1175 |
|
|
|
1176 |
$v_version = ' ';
|
|
|
1177 |
|
|
|
1178 |
if (function_exists('posix_getpwuid'))
|
|
|
1179 |
{
|
|
|
1180 |
$userinfo = posix_getpwuid($p_uid);
|
|
|
1181 |
$groupinfo = posix_getgrgid($p_gid);
|
|
|
1182 |
|
|
|
1183 |
$v_uname = $userinfo['name'];
|
|
|
1184 |
$v_gname = $groupinfo['name'];
|
|
|
1185 |
}
|
|
|
1186 |
else
|
|
|
1187 |
{
|
|
|
1188 |
$v_uname = '';
|
|
|
1189 |
$v_gname = '';
|
|
|
1190 |
}
|
|
|
1191 |
|
|
|
1192 |
$v_devmajor = '';
|
|
|
1193 |
|
|
|
1194 |
$v_devminor = '';
|
|
|
1195 |
|
|
|
1196 |
$v_prefix = '';
|
|
|
1197 |
|
|
|
1198 |
$v_binary_data_first = pack("a100a8a8a8a12A12",
|
|
|
1199 |
$p_filename, $v_perms, $v_uid, $v_gid,
|
|
|
1200 |
$v_size, $v_mtime);
|
|
|
1201 |
$v_binary_data_last = pack("a1a100a6a2a32a32a8a8a155a12",
|
|
|
1202 |
$p_type, $v_linkname, $v_magic,
|
|
|
1203 |
$v_version, $v_uname, $v_gname,
|
|
|
1204 |
$v_devmajor, $v_devminor, $v_prefix, '');
|
|
|
1205 |
|
|
|
1206 |
// ----- Calculate the checksum
|
|
|
1207 |
$v_checksum = 0;
|
|
|
1208 |
// ..... First part of the header
|
|
|
1209 |
for ($i=0; $i<148; $i++)
|
|
|
1210 |
$v_checksum += ord(substr($v_binary_data_first,$i,1));
|
|
|
1211 |
// ..... Ignore the checksum value and replace it by ' ' (space)
|
|
|
1212 |
for ($i=148; $i<156; $i++)
|
|
|
1213 |
$v_checksum += ord(' ');
|
|
|
1214 |
// ..... Last part of the header
|
|
|
1215 |
for ($i=156, $j=0; $i<512; $i++, $j++)
|
|
|
1216 |
$v_checksum += ord(substr($v_binary_data_last,$j,1));
|
|
|
1217 |
|
|
|
1218 |
// ----- Write the first 148 bytes of the header in the archive
|
|
|
1219 |
$this->_writeBlock($v_binary_data_first, 148);
|
|
|
1220 |
|
|
|
1221 |
// ----- Write the calculated checksum
|
|
|
1222 |
$v_checksum = sprintf("%06s ", DecOct($v_checksum));
|
|
|
1223 |
$v_binary_data = pack("a8", $v_checksum);
|
|
|
1224 |
$this->_writeBlock($v_binary_data, 8);
|
|
|
1225 |
|
|
|
1226 |
// ----- Write the last 356 bytes of the header in the archive
|
|
|
1227 |
$this->_writeBlock($v_binary_data_last, 356);
|
|
|
1228 |
|
|
|
1229 |
return true;
|
|
|
1230 |
}
|
|
|
1231 |
// }}}
|
|
|
1232 |
|
|
|
1233 |
// {{{ _writeLongHeader()
|
|
|
1234 |
function _writeLongHeader($p_filename)
|
|
|
1235 |
{
|
|
|
1236 |
$v_size = sprintf("%11s ", DecOct(strlen($p_filename)));
|
|
|
1237 |
|
|
|
1238 |
$v_typeflag = 'L';
|
|
|
1239 |
|
|
|
1240 |
$v_linkname = '';
|
|
|
1241 |
|
|
|
1242 |
$v_magic = '';
|
|
|
1243 |
|
|
|
1244 |
$v_version = '';
|
|
|
1245 |
|
|
|
1246 |
$v_uname = '';
|
|
|
1247 |
|
|
|
1248 |
$v_gname = '';
|
|
|
1249 |
|
|
|
1250 |
$v_devmajor = '';
|
|
|
1251 |
|
|
|
1252 |
$v_devminor = '';
|
|
|
1253 |
|
|
|
1254 |
$v_prefix = '';
|
|
|
1255 |
|
|
|
1256 |
$v_binary_data_first = pack("a100a8a8a8a12a12",
|
|
|
1257 |
'././@LongLink', 0, 0, 0, $v_size, 0);
|
|
|
1258 |
$v_binary_data_last = pack("a1a100a6a2a32a32a8a8a155a12",
|
|
|
1259 |
$v_typeflag, $v_linkname, $v_magic,
|
|
|
1260 |
$v_version, $v_uname, $v_gname,
|
|
|
1261 |
$v_devmajor, $v_devminor, $v_prefix, '');
|
|
|
1262 |
|
|
|
1263 |
// ----- Calculate the checksum
|
|
|
1264 |
$v_checksum = 0;
|
|
|
1265 |
// ..... First part of the header
|
|
|
1266 |
for ($i=0; $i<148; $i++)
|
|
|
1267 |
$v_checksum += ord(substr($v_binary_data_first,$i,1));
|
|
|
1268 |
// ..... Ignore the checksum value and replace it by ' ' (space)
|
|
|
1269 |
for ($i=148; $i<156; $i++)
|
|
|
1270 |
$v_checksum += ord(' ');
|
|
|
1271 |
// ..... Last part of the header
|
|
|
1272 |
for ($i=156, $j=0; $i<512; $i++, $j++)
|
|
|
1273 |
$v_checksum += ord(substr($v_binary_data_last,$j,1));
|
|
|
1274 |
|
|
|
1275 |
// ----- Write the first 148 bytes of the header in the archive
|
|
|
1276 |
$this->_writeBlock($v_binary_data_first, 148);
|
|
|
1277 |
|
|
|
1278 |
// ----- Write the calculated checksum
|
|
|
1279 |
$v_checksum = sprintf("%06s ", DecOct($v_checksum));
|
|
|
1280 |
$v_binary_data = pack("a8", $v_checksum);
|
|
|
1281 |
$this->_writeBlock($v_binary_data, 8);
|
|
|
1282 |
|
|
|
1283 |
// ----- Write the last 356 bytes of the header in the archive
|
|
|
1284 |
$this->_writeBlock($v_binary_data_last, 356);
|
|
|
1285 |
|
|
|
1286 |
// ----- Write the filename as content of the block
|
|
|
1287 |
$i=0;
|
|
|
1288 |
while (($v_buffer = substr($p_filename, (($i++)*512), 512)) != '') {
|
|
|
1289 |
$v_binary_data = pack("a512", "$v_buffer");
|
|
|
1290 |
$this->_writeBlock($v_binary_data);
|
|
|
1291 |
}
|
|
|
1292 |
|
|
|
1293 |
return true;
|
|
|
1294 |
}
|
|
|
1295 |
// }}}
|
|
|
1296 |
|
|
|
1297 |
// {{{ _readHeader()
|
|
|
1298 |
function _readHeader($v_binary_data, &$v_header)
|
|
|
1299 |
{
|
|
|
1300 |
if (strlen($v_binary_data)==0) {
|
|
|
1301 |
$v_header['filename'] = '';
|
|
|
1302 |
return true;
|
|
|
1303 |
}
|
|
|
1304 |
|
|
|
1305 |
if (strlen($v_binary_data) != 512) {
|
|
|
1306 |
$v_header['filename'] = '';
|
|
|
1307 |
$this->_error('Invalid block size : '.strlen($v_binary_data));
|
|
|
1308 |
return false;
|
|
|
1309 |
}
|
|
|
1310 |
|
|
|
1311 |
if (!is_array($v_header)) {
|
|
|
1312 |
$v_header = array();
|
|
|
1313 |
}
|
|
|
1314 |
// ----- Calculate the checksum
|
|
|
1315 |
$v_checksum = 0;
|
|
|
1316 |
// ..... First part of the header
|
|
|
1317 |
for ($i=0; $i<148; $i++)
|
|
|
1318 |
$v_checksum+=ord(substr($v_binary_data,$i,1));
|
|
|
1319 |
// ..... Ignore the checksum value and replace it by ' ' (space)
|
|
|
1320 |
for ($i=148; $i<156; $i++)
|
|
|
1321 |
$v_checksum += ord(' ');
|
|
|
1322 |
// ..... Last part of the header
|
|
|
1323 |
for ($i=156; $i<512; $i++)
|
|
|
1324 |
$v_checksum+=ord(substr($v_binary_data,$i,1));
|
|
|
1325 |
|
|
|
1326 |
$v_data = unpack("a100filename/a8mode/a8uid/a8gid/a12size/a12mtime/"
|
|
|
1327 |
."a8checksum/a1typeflag/a100link/a6magic/a2version/"
|
|
|
1328 |
."a32uname/a32gname/a8devmajor/a8devminor",
|
|
|
1329 |
$v_binary_data);
|
|
|
1330 |
|
|
|
1331 |
// ----- Extract the checksum
|
|
|
1332 |
$v_header['checksum'] = OctDec(trim($v_data['checksum']));
|
|
|
1333 |
if ($v_header['checksum'] != $v_checksum) {
|
|
|
1334 |
$v_header['filename'] = '';
|
|
|
1335 |
|
|
|
1336 |
// ----- Look for last block (empty block)
|
|
|
1337 |
if (($v_checksum == 256) && ($v_header['checksum'] == 0))
|
|
|
1338 |
return true;
|
|
|
1339 |
|
|
|
1340 |
$this->_error('Invalid checksum for file "'.$v_data['filename']
|
|
|
1341 |
.'" : '.$v_checksum.' calculated, '
|
|
|
1342 |
.$v_header['checksum'].' expected');
|
|
|
1343 |
return false;
|
|
|
1344 |
}
|
|
|
1345 |
|
|
|
1346 |
// ----- Extract the properties
|
|
|
1347 |
$v_header['filename'] = $v_data['filename'];
|
|
|
1348 |
if ($this->_maliciousFilename($v_header['filename'])) {
|
|
|
1349 |
$this->_error('Malicious .tar detected, file "' . $v_header['filename'] .
|
|
|
1350 |
'" will not install in desired directory tree');
|
|
|
1351 |
return false;
|
|
|
1352 |
}
|
|
|
1353 |
$v_header['mode'] = OctDec(trim($v_data['mode']));
|
|
|
1354 |
$v_header['uid'] = OctDec(trim($v_data['uid']));
|
|
|
1355 |
$v_header['gid'] = OctDec(trim($v_data['gid']));
|
|
|
1356 |
$v_header['size'] = OctDec(trim($v_data['size']));
|
|
|
1357 |
$v_header['mtime'] = OctDec(trim($v_data['mtime']));
|
|
|
1358 |
if (($v_header['typeflag'] = $v_data['typeflag']) == "5") {
|
|
|
1359 |
$v_header['size'] = 0;
|
|
|
1360 |
}
|
|
|
1361 |
$v_header['link'] = trim($v_data['link']);
|
|
|
1362 |
/* ----- All these fields are removed form the header because
|
|
|
1363 |
they do not carry interesting info
|
|
|
1364 |
$v_header[magic] = trim($v_data[magic]);
|
|
|
1365 |
$v_header[version] = trim($v_data[version]);
|
|
|
1366 |
$v_header[uname] = trim($v_data[uname]);
|
|
|
1367 |
$v_header[gname] = trim($v_data[gname]);
|
|
|
1368 |
$v_header[devmajor] = trim($v_data[devmajor]);
|
|
|
1369 |
$v_header[devminor] = trim($v_data[devminor]);
|
|
|
1370 |
*/
|
|
|
1371 |
|
|
|
1372 |
return true;
|
|
|
1373 |
}
|
|
|
1374 |
// }}}
|
|
|
1375 |
|
|
|
1376 |
// {{{ _maliciousFilename()
|
|
|
1377 |
/**
|
|
|
1378 |
* Detect and report a malicious file name
|
|
|
1379 |
*
|
|
|
1380 |
* @param string $file
|
|
|
1381 |
* @return bool
|
|
|
1382 |
* @access private
|
|
|
1383 |
*/
|
|
|
1384 |
function _maliciousFilename($file)
|
|
|
1385 |
{
|
|
|
1386 |
if (strpos($file, '/../') !== false) {
|
|
|
1387 |
return true;
|
|
|
1388 |
}
|
|
|
1389 |
if (strpos($file, '../') === 0) {
|
|
|
1390 |
return true;
|
|
|
1391 |
}
|
|
|
1392 |
return false;
|
|
|
1393 |
}
|
|
|
1394 |
// }}}
|
|
|
1395 |
|
|
|
1396 |
// {{{ _readLongHeader()
|
|
|
1397 |
function _readLongHeader(&$v_header)
|
|
|
1398 |
{
|
|
|
1399 |
$v_filename = '';
|
|
|
1400 |
$n = floor($v_header['size']/512);
|
|
|
1401 |
for ($i=0; $i<$n; $i++) {
|
|
|
1402 |
$v_content = $this->_readBlock();
|
|
|
1403 |
$v_filename .= $v_content;
|
|
|
1404 |
}
|
|
|
1405 |
if (($v_header['size'] % 512) != 0) {
|
|
|
1406 |
$v_content = $this->_readBlock();
|
|
|
1407 |
$v_filename .= trim($v_content);
|
|
|
1408 |
}
|
|
|
1409 |
|
|
|
1410 |
// ----- Read the next header
|
|
|
1411 |
$v_binary_data = $this->_readBlock();
|
|
|
1412 |
|
|
|
1413 |
if (!$this->_readHeader($v_binary_data, $v_header))
|
|
|
1414 |
return false;
|
|
|
1415 |
|
|
|
1416 |
$v_filename = trim($v_filename);
|
|
|
1417 |
$v_header['filename'] = $v_filename;
|
|
|
1418 |
if ($this->_maliciousFilename($v_filename)) {
|
|
|
1419 |
$this->_error('Malicious .tar detected, file "' . $v_filename .
|
|
|
1420 |
'" will not install in desired directory tree');
|
|
|
1421 |
return false;
|
|
|
1422 |
}
|
|
|
1423 |
|
|
|
1424 |
return true;
|
|
|
1425 |
}
|
|
|
1426 |
// }}}
|
|
|
1427 |
|
|
|
1428 |
// {{{ _extractInString()
|
|
|
1429 |
/**
|
|
|
1430 |
* This method extract from the archive one file identified by $p_filename.
|
|
|
1431 |
* The return value is a string with the file content, or NULL on error.
|
|
|
1432 |
* @param string $p_filename The path of the file to extract in a string.
|
|
|
1433 |
* @return a string with the file content or NULL.
|
|
|
1434 |
* @access private
|
|
|
1435 |
*/
|
|
|
1436 |
function _extractInString($p_filename)
|
|
|
1437 |
{
|
|
|
1438 |
$v_result_str = "";
|
|
|
1439 |
|
|
|
1440 |
While (strlen($v_binary_data = $this->_readBlock()) != 0)
|
|
|
1441 |
{
|
|
|
1442 |
if (!$this->_readHeader($v_binary_data, $v_header))
|
|
|
1443 |
return NULL;
|
|
|
1444 |
|
|
|
1445 |
if ($v_header['filename'] == '')
|
|
|
1446 |
continue;
|
|
|
1447 |
|
|
|
1448 |
// ----- Look for long filename
|
|
|
1449 |
if ($v_header['typeflag'] == 'L') {
|
|
|
1450 |
if (!$this->_readLongHeader($v_header))
|
|
|
1451 |
return NULL;
|
|
|
1452 |
}
|
|
|
1453 |
|
|
|
1454 |
if ($v_header['filename'] == $p_filename) {
|
|
|
1455 |
if ($v_header['typeflag'] == "5") {
|
|
|
1456 |
$this->_error('Unable to extract in string a directory '
|
|
|
1457 |
.'entry {'.$v_header['filename'].'}');
|
|
|
1458 |
return NULL;
|
|
|
1459 |
} else {
|
|
|
1460 |
$n = floor($v_header['size']/512);
|
|
|
1461 |
for ($i=0; $i<$n; $i++) {
|
|
|
1462 |
$v_result_str .= $this->_readBlock();
|
|
|
1463 |
}
|
|
|
1464 |
if (($v_header['size'] % 512) != 0) {
|
|
|
1465 |
$v_content = $this->_readBlock();
|
|
|
1466 |
$v_result_str .= substr($v_content, 0,
|
|
|
1467 |
($v_header['size'] % 512));
|
|
|
1468 |
}
|
|
|
1469 |
return $v_result_str;
|
|
|
1470 |
}
|
|
|
1471 |
} else {
|
|
|
1472 |
$this->_jumpBlock(ceil(($v_header['size']/512)));
|
|
|
1473 |
}
|
|
|
1474 |
}
|
|
|
1475 |
|
|
|
1476 |
return NULL;
|
|
|
1477 |
}
|
|
|
1478 |
// }}}
|
|
|
1479 |
|
|
|
1480 |
// {{{ _extractList()
|
|
|
1481 |
function _extractList($p_path, &$p_list_detail, $p_mode,
|
|
|
1482 |
$p_file_list, $p_remove_path)
|
|
|
1483 |
{
|
|
|
1484 |
$v_result=true;
|
|
|
1485 |
$v_nb = 0;
|
|
|
1486 |
$v_extract_all = true;
|
|
|
1487 |
$v_listing = false;
|
|
|
1488 |
|
|
|
1489 |
$p_path = $this->_translateWinPath($p_path, false);
|
|
|
1490 |
if ($p_path == '' || (substr($p_path, 0, 1) != '/'
|
|
|
1491 |
&& substr($p_path, 0, 3) != "../" && !strpos($p_path, ':'))) {
|
|
|
1492 |
$p_path = "./".$p_path;
|
|
|
1493 |
}
|
|
|
1494 |
$p_remove_path = $this->_translateWinPath($p_remove_path);
|
|
|
1495 |
|
|
|
1496 |
// ----- Look for path to remove format (should end by /)
|
|
|
1497 |
if (($p_remove_path != '') && (substr($p_remove_path, -1) != '/'))
|
|
|
1498 |
$p_remove_path .= '/';
|
|
|
1499 |
$p_remove_path_size = strlen($p_remove_path);
|
|
|
1500 |
|
|
|
1501 |
switch ($p_mode) {
|
|
|
1502 |
case "complete" :
|
|
|
1503 |
$v_extract_all = TRUE;
|
|
|
1504 |
$v_listing = FALSE;
|
|
|
1505 |
break;
|
|
|
1506 |
case "partial" :
|
|
|
1507 |
$v_extract_all = FALSE;
|
|
|
1508 |
$v_listing = FALSE;
|
|
|
1509 |
break;
|
|
|
1510 |
case "list" :
|
|
|
1511 |
$v_extract_all = FALSE;
|
|
|
1512 |
$v_listing = TRUE;
|
|
|
1513 |
break;
|
|
|
1514 |
default :
|
|
|
1515 |
$this->_error('Invalid extract mode ('.$p_mode.')');
|
|
|
1516 |
return false;
|
|
|
1517 |
}
|
|
|
1518 |
|
|
|
1519 |
clearstatcache();
|
|
|
1520 |
|
|
|
1521 |
while (strlen($v_binary_data = $this->_readBlock()) != 0)
|
|
|
1522 |
{
|
|
|
1523 |
$v_extract_file = FALSE;
|
|
|
1524 |
$v_extraction_stopped = 0;
|
|
|
1525 |
|
|
|
1526 |
if (!$this->_readHeader($v_binary_data, $v_header))
|
|
|
1527 |
return false;
|
|
|
1528 |
|
|
|
1529 |
if ($v_header['filename'] == '') {
|
|
|
1530 |
continue;
|
|
|
1531 |
}
|
|
|
1532 |
|
|
|
1533 |
// ----- Look for long filename
|
|
|
1534 |
if ($v_header['typeflag'] == 'L') {
|
|
|
1535 |
if (!$this->_readLongHeader($v_header))
|
|
|
1536 |
return false;
|
|
|
1537 |
}
|
|
|
1538 |
|
|
|
1539 |
if ((!$v_extract_all) && (is_array($p_file_list))) {
|
|
|
1540 |
// ----- By default no unzip if the file is not found
|
|
|
1541 |
$v_extract_file = false;
|
|
|
1542 |
|
|
|
1543 |
for ($i=0; $i<sizeof($p_file_list); $i++) {
|
|
|
1544 |
// ----- Look if it is a directory
|
|
|
1545 |
if (substr($p_file_list[$i], -1) == '/') {
|
|
|
1546 |
// ----- Look if the directory is in the filename path
|
|
|
1547 |
if ((strlen($v_header['filename']) > strlen($p_file_list[$i]))
|
|
|
1548 |
&& (substr($v_header['filename'], 0, strlen($p_file_list[$i]))
|
|
|
1549 |
== $p_file_list[$i])) {
|
|
|
1550 |
$v_extract_file = TRUE;
|
|
|
1551 |
break;
|
|
|
1552 |
}
|
|
|
1553 |
}
|
|
|
1554 |
|
|
|
1555 |
// ----- It is a file, so compare the file names
|
|
|
1556 |
elseif ($p_file_list[$i] == $v_header['filename']) {
|
|
|
1557 |
$v_extract_file = TRUE;
|
|
|
1558 |
break;
|
|
|
1559 |
}
|
|
|
1560 |
}
|
|
|
1561 |
} else {
|
|
|
1562 |
$v_extract_file = TRUE;
|
|
|
1563 |
}
|
|
|
1564 |
|
|
|
1565 |
// ----- Look if this file need to be extracted
|
|
|
1566 |
if (($v_extract_file) && (!$v_listing))
|
|
|
1567 |
{
|
|
|
1568 |
if (($p_remove_path != '')
|
|
|
1569 |
&& (substr($v_header['filename'], 0, $p_remove_path_size)
|
|
|
1570 |
== $p_remove_path))
|
|
|
1571 |
$v_header['filename'] = substr($v_header['filename'],
|
|
|
1572 |
$p_remove_path_size);
|
|
|
1573 |
if (($p_path != './') && ($p_path != '/')) {
|
|
|
1574 |
while (substr($p_path, -1) == '/')
|
|
|
1575 |
$p_path = substr($p_path, 0, strlen($p_path)-1);
|
|
|
1576 |
|
|
|
1577 |
if (substr($v_header['filename'], 0, 1) == '/')
|
|
|
1578 |
$v_header['filename'] = $p_path.$v_header['filename'];
|
|
|
1579 |
else
|
|
|
1580 |
$v_header['filename'] = $p_path.'/'.$v_header['filename'];
|
|
|
1581 |
}
|
|
|
1582 |
if (file_exists($v_header['filename'])) {
|
|
|
1583 |
if ( (@is_dir($v_header['filename']))
|
|
|
1584 |
&& ($v_header['typeflag'] == '')) {
|
|
|
1585 |
$this->_error('File '.$v_header['filename']
|
|
|
1586 |
.' already exists as a directory');
|
|
|
1587 |
return false;
|
|
|
1588 |
}
|
|
|
1589 |
if ( ($this->_isArchive($v_header['filename']))
|
|
|
1590 |
&& ($v_header['typeflag'] == "5")) {
|
|
|
1591 |
$this->_error('Directory '.$v_header['filename']
|
|
|
1592 |
.' already exists as a file');
|
|
|
1593 |
return false;
|
|
|
1594 |
}
|
|
|
1595 |
if (!is_writeable($v_header['filename'])) {
|
|
|
1596 |
$this->_error('File '.$v_header['filename']
|
|
|
1597 |
.' already exists and is write protected');
|
|
|
1598 |
return false;
|
|
|
1599 |
}
|
|
|
1600 |
if (filemtime($v_header['filename']) > $v_header['mtime']) {
|
|
|
1601 |
// To be completed : An error or silent no replace ?
|
|
|
1602 |
}
|
|
|
1603 |
}
|
|
|
1604 |
|
|
|
1605 |
// ----- Check the directory availability and create it if necessary
|
|
|
1606 |
elseif (($v_result
|
|
|
1607 |
= $this->_dirCheck(($v_header['typeflag'] == "5"
|
|
|
1608 |
?$v_header['filename']
|
|
|
1609 |
:dirname($v_header['filename'])))) != 1) {
|
|
|
1610 |
$this->_error('Unable to create path for '.$v_header['filename']);
|
|
|
1611 |
return false;
|
|
|
1612 |
}
|
|
|
1613 |
|
|
|
1614 |
if ($v_extract_file) {
|
|
|
1615 |
if ($v_header['typeflag'] == "5") {
|
|
|
1616 |
if (!@file_exists($v_header['filename'])) {
|
|
|
1617 |
if (!@mkdir($v_header['filename'], 0777)) {
|
|
|
1618 |
$this->_error('Unable to create directory {'
|
|
|
1619 |
.$v_header['filename'].'}');
|
|
|
1620 |
return false;
|
|
|
1621 |
}
|
|
|
1622 |
}
|
|
|
1623 |
} elseif ($v_header['typeflag'] == "2") {
|
|
|
1624 |
if (@file_exists($v_header['filename'])) {
|
|
|
1625 |
@unlink($v_header['filename']);
|
|
|
1626 |
}
|
|
|
1627 |
if (!@symlink($v_header['link'], $v_header['filename'])) {
|
|
|
1628 |
$this->_error('Unable to extract symbolic link {'
|
|
|
1629 |
.$v_header['filename'].'}');
|
|
|
1630 |
return false;
|
|
|
1631 |
}
|
|
|
1632 |
} else {
|
|
|
1633 |
if (($v_dest_file = @fopen($v_header['filename'], "wb")) == 0) {
|
|
|
1634 |
$this->_error('Error while opening {'.$v_header['filename']
|
|
|
1635 |
.'} in write binary mode');
|
|
|
1636 |
return false;
|
|
|
1637 |
} else {
|
|
|
1638 |
$n = floor($v_header['size']/512);
|
|
|
1639 |
for ($i=0; $i<$n; $i++) {
|
|
|
1640 |
$v_content = $this->_readBlock();
|
|
|
1641 |
fwrite($v_dest_file, $v_content, 512);
|
|
|
1642 |
}
|
|
|
1643 |
if (($v_header['size'] % 512) != 0) {
|
|
|
1644 |
$v_content = $this->_readBlock();
|
|
|
1645 |
fwrite($v_dest_file, $v_content, ($v_header['size'] % 512));
|
|
|
1646 |
}
|
|
|
1647 |
|
|
|
1648 |
@fclose($v_dest_file);
|
|
|
1649 |
|
|
|
1650 |
// ----- Change the file mode, mtime
|
|
|
1651 |
@touch($v_header['filename'], $v_header['mtime']);
|
|
|
1652 |
if ($v_header['mode'] & 0111) {
|
|
|
1653 |
// make file executable, obey umask
|
|
|
1654 |
$mode = fileperms($v_header['filename']) | (~umask() & 0111);
|
|
|
1655 |
@chmod($v_header['filename'], $mode);
|
|
|
1656 |
}
|
|
|
1657 |
}
|
|
|
1658 |
|
|
|
1659 |
// ----- Check the file size
|
|
|
1660 |
clearstatcache();
|
|
|
1661 |
if (filesize($v_header['filename']) != $v_header['size']) {
|
|
|
1662 |
$this->_error('Extracted file '.$v_header['filename']
|
|
|
1663 |
.' does not have the correct file size \''
|
|
|
1664 |
.filesize($v_header['filename'])
|
|
|
1665 |
.'\' ('.$v_header['size']
|
|
|
1666 |
.' expected). Archive may be corrupted.');
|
|
|
1667 |
return false;
|
|
|
1668 |
}
|
|
|
1669 |
}
|
|
|
1670 |
} else {
|
|
|
1671 |
$this->_jumpBlock(ceil(($v_header['size']/512)));
|
|
|
1672 |
}
|
|
|
1673 |
} else {
|
|
|
1674 |
$this->_jumpBlock(ceil(($v_header['size']/512)));
|
|
|
1675 |
}
|
|
|
1676 |
|
|
|
1677 |
/* TBC : Seems to be unused ...
|
|
|
1678 |
if ($this->_compress)
|
|
|
1679 |
$v_end_of_file = @gzeof($this->_file);
|
|
|
1680 |
else
|
|
|
1681 |
$v_end_of_file = @feof($this->_file);
|
|
|
1682 |
*/
|
|
|
1683 |
|
|
|
1684 |
if ($v_listing || $v_extract_file || $v_extraction_stopped) {
|
|
|
1685 |
// ----- Log extracted files
|
|
|
1686 |
if (($v_file_dir = dirname($v_header['filename']))
|
|
|
1687 |
== $v_header['filename'])
|
|
|
1688 |
$v_file_dir = '';
|
|
|
1689 |
if ((substr($v_header['filename'], 0, 1) == '/') && ($v_file_dir == ''))
|
|
|
1690 |
$v_file_dir = '/';
|
|
|
1691 |
|
|
|
1692 |
$p_list_detail[$v_nb++] = $v_header;
|
|
|
1693 |
if (is_array($p_file_list) && (count($p_list_detail) == count($p_file_list))) {
|
|
|
1694 |
return true;
|
|
|
1695 |
}
|
|
|
1696 |
}
|
|
|
1697 |
}
|
|
|
1698 |
|
|
|
1699 |
return true;
|
|
|
1700 |
}
|
|
|
1701 |
// }}}
|
|
|
1702 |
|
|
|
1703 |
// {{{ _openAppend()
|
|
|
1704 |
function _openAppend()
|
|
|
1705 |
{
|
|
|
1706 |
if (filesize($this->_tarname) == 0)
|
|
|
1707 |
return $this->_openWrite();
|
|
|
1708 |
|
|
|
1709 |
if ($this->_compress) {
|
|
|
1710 |
$this->_close();
|
|
|
1711 |
|
|
|
1712 |
if (!@rename($this->_tarname, $this->_tarname.".tmp")) {
|
|
|
1713 |
$this->_error('Error while renaming \''.$this->_tarname
|
|
|
1714 |
.'\' to temporary file \''.$this->_tarname
|
|
|
1715 |
.'.tmp\'');
|
|
|
1716 |
return false;
|
|
|
1717 |
}
|
|
|
1718 |
|
|
|
1719 |
if ($this->_compress_type == 'gz')
|
|
|
1720 |
$v_temp_tar = @gzopen($this->_tarname.".tmp", "rb");
|
|
|
1721 |
elseif ($this->_compress_type == 'bz2')
|
|
|
1722 |
$v_temp_tar = @bzopen($this->_tarname.".tmp", "r");
|
|
|
1723 |
|
|
|
1724 |
if ($v_temp_tar == 0) {
|
|
|
1725 |
$this->_error('Unable to open file \''.$this->_tarname
|
|
|
1726 |
.'.tmp\' in binary read mode');
|
|
|
1727 |
@rename($this->_tarname.".tmp", $this->_tarname);
|
|
|
1728 |
return false;
|
|
|
1729 |
}
|
|
|
1730 |
|
|
|
1731 |
if (!$this->_openWrite()) {
|
|
|
1732 |
@rename($this->_tarname.".tmp", $this->_tarname);
|
|
|
1733 |
return false;
|
|
|
1734 |
}
|
|
|
1735 |
|
|
|
1736 |
if ($this->_compress_type == 'gz') {
|
|
|
1737 |
while (!@gzeof($v_temp_tar)) {
|
|
|
1738 |
$v_buffer = @gzread($v_temp_tar, 512);
|
|
|
1739 |
if ($v_buffer == ARCHIVE_TAR_END_BLOCK) {
|
|
|
1740 |
// do not copy end blocks, we will re-make them
|
|
|
1741 |
// after appending
|
|
|
1742 |
continue;
|
|
|
1743 |
}
|
|
|
1744 |
$v_binary_data = pack("a512", $v_buffer);
|
|
|
1745 |
$this->_writeBlock($v_binary_data);
|
|
|
1746 |
}
|
|
|
1747 |
|
|
|
1748 |
@gzclose($v_temp_tar);
|
|
|
1749 |
}
|
|
|
1750 |
elseif ($this->_compress_type == 'bz2') {
|
|
|
1751 |
while (strlen($v_buffer = @bzread($v_temp_tar, 512)) > 0) {
|
|
|
1752 |
if ($v_buffer == ARCHIVE_TAR_END_BLOCK) {
|
|
|
1753 |
continue;
|
|
|
1754 |
}
|
|
|
1755 |
$v_binary_data = pack("a512", $v_buffer);
|
|
|
1756 |
$this->_writeBlock($v_binary_data);
|
|
|
1757 |
}
|
|
|
1758 |
|
|
|
1759 |
@bzclose($v_temp_tar);
|
|
|
1760 |
}
|
|
|
1761 |
|
|
|
1762 |
if (!@unlink($this->_tarname.".tmp")) {
|
|
|
1763 |
$this->_error('Error while deleting temporary file \''
|
|
|
1764 |
.$this->_tarname.'.tmp\'');
|
|
|
1765 |
}
|
|
|
1766 |
|
|
|
1767 |
} else {
|
|
|
1768 |
// ----- For not compressed tar, just add files before the last
|
|
|
1769 |
// one or two 512 bytes block
|
|
|
1770 |
if (!$this->_openReadWrite())
|
|
|
1771 |
return false;
|
|
|
1772 |
|
|
|
1773 |
clearstatcache();
|
|
|
1774 |
$v_size = filesize($this->_tarname);
|
|
|
1775 |
|
|
|
1776 |
// We might have zero, one or two end blocks.
|
|
|
1777 |
// The standard is two, but we should try to handle
|
|
|
1778 |
// other cases.
|
|
|
1779 |
fseek($this->_file, $v_size - 1024);
|
|
|
1780 |
if (fread($this->_file, 512) == ARCHIVE_TAR_END_BLOCK) {
|
|
|
1781 |
fseek($this->_file, $v_size - 1024);
|
|
|
1782 |
}
|
|
|
1783 |
elseif (fread($this->_file, 512) == ARCHIVE_TAR_END_BLOCK) {
|
|
|
1784 |
fseek($this->_file, $v_size - 512);
|
|
|
1785 |
}
|
|
|
1786 |
}
|
|
|
1787 |
|
|
|
1788 |
return true;
|
|
|
1789 |
}
|
|
|
1790 |
// }}}
|
|
|
1791 |
|
|
|
1792 |
// {{{ _append()
|
|
|
1793 |
function _append($p_filelist, $p_add_dir='', $p_remove_dir='')
|
|
|
1794 |
{
|
|
|
1795 |
if (!$this->_openAppend())
|
|
|
1796 |
return false;
|
|
|
1797 |
|
|
|
1798 |
if ($this->_addList($p_filelist, $p_add_dir, $p_remove_dir))
|
|
|
1799 |
$this->_writeFooter();
|
|
|
1800 |
|
|
|
1801 |
$this->_close();
|
|
|
1802 |
|
|
|
1803 |
return true;
|
|
|
1804 |
}
|
|
|
1805 |
// }}}
|
|
|
1806 |
|
|
|
1807 |
// {{{ _dirCheck()
|
|
|
1808 |
|
|
|
1809 |
/**
|
|
|
1810 |
* Check if a directory exists and create it (including parent
|
|
|
1811 |
* dirs) if not.
|
|
|
1812 |
*
|
|
|
1813 |
* @param string $p_dir directory to check
|
|
|
1814 |
*
|
|
|
1815 |
* @return bool TRUE if the directory exists or was created
|
|
|
1816 |
*/
|
|
|
1817 |
function _dirCheck($p_dir)
|
|
|
1818 |
{
|
|
|
1819 |
clearstatcache();
|
|
|
1820 |
if ((@is_dir($p_dir)) || ($p_dir == ''))
|
|
|
1821 |
return true;
|
|
|
1822 |
|
|
|
1823 |
$p_parent_dir = dirname($p_dir);
|
|
|
1824 |
|
|
|
1825 |
if (($p_parent_dir != $p_dir) &&
|
|
|
1826 |
($p_parent_dir != '') &&
|
|
|
1827 |
(!$this->_dirCheck($p_parent_dir)))
|
|
|
1828 |
return false;
|
|
|
1829 |
|
|
|
1830 |
if (!@mkdir($p_dir, 0777)) {
|
|
|
1831 |
$this->_error("Unable to create directory '$p_dir'");
|
|
|
1832 |
return false;
|
|
|
1833 |
}
|
|
|
1834 |
|
|
|
1835 |
return true;
|
|
|
1836 |
}
|
|
|
1837 |
|
|
|
1838 |
// }}}
|
|
|
1839 |
|
|
|
1840 |
// {{{ _pathReduction()
|
|
|
1841 |
|
|
|
1842 |
/**
|
|
|
1843 |
* Compress path by changing for example "/dir/foo/../bar" to "/dir/bar",
|
|
|
1844 |
* rand emove double slashes.
|
|
|
1845 |
*
|
|
|
1846 |
* @param string $p_dir path to reduce
|
|
|
1847 |
*
|
|
|
1848 |
* @return string reduced path
|
|
|
1849 |
*
|
|
|
1850 |
* @access private
|
|
|
1851 |
*
|
|
|
1852 |
*/
|
|
|
1853 |
function _pathReduction($p_dir)
|
|
|
1854 |
{
|
|
|
1855 |
$v_result = '';
|
|
|
1856 |
|
|
|
1857 |
// ----- Look for not empty path
|
|
|
1858 |
if ($p_dir != '') {
|
|
|
1859 |
// ----- Explode path by directory names
|
|
|
1860 |
$v_list = explode('/', $p_dir);
|
|
|
1861 |
|
|
|
1862 |
// ----- Study directories from last to first
|
|
|
1863 |
for ($i=sizeof($v_list)-1; $i>=0; $i--) {
|
|
|
1864 |
// ----- Look for current path
|
|
|
1865 |
if ($v_list[$i] == ".") {
|
|
|
1866 |
// ----- Ignore this directory
|
|
|
1867 |
// Should be the first $i=0, but no check is done
|
|
|
1868 |
}
|
|
|
1869 |
else if ($v_list[$i] == "..") {
|
|
|
1870 |
// ----- Ignore it and ignore the $i-1
|
|
|
1871 |
$i--;
|
|
|
1872 |
}
|
|
|
1873 |
else if ( ($v_list[$i] == '')
|
|
|
1874 |
&& ($i!=(sizeof($v_list)-1))
|
|
|
1875 |
&& ($i!=0)) {
|
|
|
1876 |
// ----- Ignore only the double '//' in path,
|
|
|
1877 |
// but not the first and last /
|
|
|
1878 |
} else {
|
|
|
1879 |
$v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?'/'
|
|
|
1880 |
.$v_result:'');
|
|
|
1881 |
}
|
|
|
1882 |
}
|
|
|
1883 |
}
|
|
|
1884 |
$v_result = strtr($v_result, '\\', '/');
|
|
|
1885 |
return $v_result;
|
|
|
1886 |
}
|
|
|
1887 |
|
|
|
1888 |
// }}}
|
|
|
1889 |
|
|
|
1890 |
// {{{ _translateWinPath()
|
|
|
1891 |
function _translateWinPath($p_path, $p_remove_disk_letter=true)
|
|
|
1892 |
{
|
|
|
1893 |
if (defined('OS_WINDOWS') && OS_WINDOWS) {
|
|
|
1894 |
// ----- Look for potential disk letter
|
|
|
1895 |
if ( ($p_remove_disk_letter)
|
|
|
1896 |
&& (($v_position = strpos($p_path, ':')) != false)) {
|
|
|
1897 |
$p_path = substr($p_path, $v_position+1);
|
|
|
1898 |
}
|
|
|
1899 |
// ----- Change potential windows directory separator
|
|
|
1900 |
if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0,1) == '\\')) {
|
|
|
1901 |
$p_path = strtr($p_path, '\\', '/');
|
|
|
1902 |
}
|
|
|
1903 |
}
|
|
|
1904 |
return $p_path;
|
|
|
1905 |
}
|
|
|
1906 |
// }}}
|
|
|
1907 |
|
|
|
1908 |
}
|
|
|
1909 |
?>
|