Use Git repositories to store packages

* Remove package submission page from the web interface.
* Replace PKGBUILD and tarball links with links to cgit.
* Remove the "URLPath" field from RPC replies.

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>

1 files changed, 0 insertions, 1993 deletions

diff --git a/web/lib/Archive/Tar.php b/web/lib/Archive/Tar.php
deleted file mode 100644
index 32a2ccc..0000000
--- a/web/lib/Archive/Tar.php
+++ /dev/null
@@ -1,1993 +0,0 @@
-<?php
-/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
-
-/**
- * File::CSV
- *
- * PHP versions 4 and 5
- *
- * Copyright (c) 1997-2008,
- * Vincent Blavet <vincent@phpconcept.net>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *     * Redistributions of source code must retain the above copyright notice,
- *       this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * @category  File_Formats
- * @package   Archive_Tar
- * @author    Vincent Blavet <vincent@phpconcept.net>
- * @copyright 1997-2010 The Authors
- * @license   http://www.opensource.org/licenses/bsd-license.php New BSD License
- * @version   CVS: $Id$
- * @link      http://pear.php.net/package/Archive_Tar
- */
-
-require_once 'PEAR.php';
-
-define('ARCHIVE_TAR_ATT_SEPARATOR', 90001);
-define('ARCHIVE_TAR_END_BLOCK', pack("a512", ''));
-
-/**
-* Creates a (compressed) Tar archive
-*
-* @package Archive_Tar
-* @author  Vincent Blavet <vincent@phpconcept.net>
-* @license http://www.opensource.org/licenses/bsd-license.php New BSD License
-* @version $Revision$
-*/
-class Archive_Tar extends PEAR
-{
-    /**
-    * @var string Name of the Tar
-    */
-    var $_tarname='';
-
-    /**
-    * @var boolean if true, the Tar file will be gzipped
-    */
-    var $_compress=false;
-
-    /**
-    * @var string Type of compression : 'none', 'gz' or 'bz2'
-    */
-    var $_compress_type='none';
-
-    /**
-    * @var string Explode separator
-    */
-    var $_separator=' ';
-
-    /**
-    * @var file descriptor
-    */
-    var $_file=0;
-
-    /**
-    * @var string Local Tar name of a remote Tar (http:// or ftp://)
-    */
-    var $_temp_tarname='';
-
-    /**
-    * @var string regular expression for ignoring files or directories
-    */
-    var $_ignore_regexp='';
-
-    /**
-     * @var object PEAR_Error object
-     */
-    var $error_object=null; 
-
-    // {{{ constructor
-    /**
-    * Archive_Tar Class constructor. This flavour of the constructor only
-    * declare a new Archive_Tar object, identifying it by the name of the
-    * tar file.
-    * If the compress argument is set the tar will be read or created as a
-    * gzip or bz2 compressed TAR file.
-    *
-    * @param string $p_tarname  The name of the tar archive to create
-    * @param string $p_compress can be null, 'gz' or 'bz2'. This
-    *               parameter indicates if gzip or bz2 compression
-    *               is required.  For compatibility reason the
-    *               boolean value 'true' means 'gz'.
-    *
-    * @access public
-    */
-    function Archive_Tar($p_tarname, $p_compress = null)
-    {
-        $this->PEAR();
-        $this->_compress = false;
-        $this->_compress_type = 'none';
-        if (($p_compress === null) || ($p_compress == '')) {
-            if (@file_exists($p_tarname)) {
-                if ($fp = @fopen($p_tarname, "rb")) {
-                    // look for gzip magic cookie
-                    $data = fread($fp, 2);
-                    fclose($fp);
-                    if ($data == "\37\213") {
-                        $this->_compress = true;
-                        $this->_compress_type = 'gz';
-                        // No sure it's enought for a magic code ....
-                    } elseif ($data == "BZ") {
-                        $this->_compress = true;
-                        $this->_compress_type = 'bz2';
-                    }
-                }
-            } else {
-                // probably a remote file or some file accessible
-                // through a stream interface
-                if (substr($p_tarname, -2) == 'gz') {
-                    $this->_compress = true;
-                    $this->_compress_type = 'gz';
-                } elseif ((substr($p_tarname, -3) == 'bz2') ||
-                          (substr($p_tarname, -2) == 'bz')) {
-                    $this->_compress = true;
-                    $this->_compress_type = 'bz2';
-                }
-            }
-        } else {
-            if (($p_compress === true) || ($p_compress == 'gz')) {
-                $this->_compress = true;
-                $this->_compress_type = 'gz';
-            } else if ($p_compress == 'bz2') {
-                $this->_compress = true;
-                $this->_compress_type = 'bz2';
-            } else {
-                $this->_error("Unsupported compression type '$p_compress'\n".
-                    "Supported types are 'gz' and 'bz2'.\n");
-                return false;
-            }
-        }
-        $this->_tarname = $p_tarname;
-        if ($this->_compress) { // assert zlib or bz2 extension support
-            if ($this->_compress_type == 'gz')
-                $extname = 'zlib';
-            else if ($this->_compress_type == 'bz2')
-                $extname = 'bz2';
-
-            if (!extension_loaded($extname)) {
-                PEAR::loadExtension($extname);
-            }
-            if (!extension_loaded($extname)) {
-                $this->_error("The extension '$extname' couldn't be found.\n".
-                    "Please make sure your version of PHP was built ".
-                    "with '$extname' support.\n");
-                return false;
-            }
-        }
-    }
-    // }}}
-
-    // {{{ destructor
-    function _Archive_Tar()
-    {
-        $this->_close();
-        // ----- Look for a local copy to delete
-        if ($this->_temp_tarname != '')
-            @unlink($this->_temp_tarname);
-        $this->_PEAR();
-    }
-    // }}}
-
-    // {{{ create()
-    /**
-    * This method creates the archive file and add the files / directories
-    * that are listed in $p_filelist.
-    * If a file with the same name exist and is writable, it is replaced
-    * by the new tar.
-    * The method return false and a PEAR error text.
-    * The $p_filelist parameter can be an array of string, each string
-    * representing a filename or a directory name with their path if
-    * needed. It can also be a single string with names separated by a
-    * single blank.
-    * For each directory added in the archive, the files and
-    * sub-directories are also added.
-    * See also createModify() method for more details.
-    *
-    * @param array $p_filelist An array of filenames and directory names, or a
-    *              single string with names separated by a single
-    *              blank space.
-    *
-    * @return true on success, false on error.
-    * @see    createModify()
-    * @access public
-    */
-    function create($p_filelist)
-    {
-        return $this->createModify($p_filelist, '', '');
-    }
-    // }}}
-
-    // {{{ add()
-    /**
-    * This method add the files / directories that are listed in $p_filelist in
-    * the archive. If the archive does not exist it is created.
-    * The method return false and a PEAR error text.
-    * The files and directories listed are only added at the end of the archive,
-    * even if a file with the same name is already archived.
-    * See also createModify() method for more details.
-    *
-    * @param array $p_filelist An array of filenames and directory names, or a
-    *              single string with names separated by a single
-    *              blank space.
-    *
-    * @return true on success, false on error.
-    * @see    createModify()
-    * @access public
-    */
-    function add($p_filelist)
-    {
-        return $this->addModify($p_filelist, '', '');
-    }
-    // }}}
-
-    // {{{ extract()
-    function extract($p_path='', $p_preserve=false)
-    {
-        return $this->extractModify($p_path, '', $p_preserve);
-    }
-    // }}}
-
-    // {{{ listContent()
-    function listContent()
-    {
-        $v_list_detail = array();
-
-        if ($this->_openRead()) {
-            if (!$this->_extractList('', $v_list_detail, "list", '', '')) {
-                unset($v_list_detail);
-                $v_list_detail = 0;
-            }
-            $this->_close();
-        }
-
-        return $v_list_detail;
-    }
-    // }}}
-
-    // {{{ createModify()
-    /**
-    * This method creates the archive file and add the files / directories
-    * that are listed in $p_filelist.
-    * If the file already exists and is writable, it is replaced by the
-    * new tar. It is a create and not an add. If the file exists and is
-    * read-only or is a directory it is not replaced. The method return
-    * false and a PEAR error text.
-    * The $p_filelist parameter can be an array of string, each string
-    * representing a filename or a directory name with their path if
-    * needed. It can also be a single string with names separated by a
-    * single blank.
-    * The path indicated in $p_remove_dir will be removed from the
-    * memorized path of each file / directory listed when this path
-    * exists. By default nothing is removed (empty path '')
-    * The path indicated in $p_add_dir will be added at the beginning of
-    * the memorized path of each file / directory listed. However it can
-    * be set to empty ''. The adding of a path is done after the removing
-    * of path.
-    * The path add/remove ability enables the user to prepare an archive
-    * for extraction in a different path than the origin files are.
-    * See also addModify() method for file adding properties.
-    *
-    * @param array  $p_filelist   An array of filenames and directory names,
-    *                             or a single string with names separated by
-    *                             a single blank space.
-    * @param string $p_add_dir    A string which contains a path to be added
-    *                             to the memorized path of each element in
-    *                             the list.
-    * @param string $p_remove_dir A string which contains a path to be
-    *                             removed from the memorized path of each
-    *                             element in the list, when relevant.
-    *
-    * @return boolean true on success, false on error.
-    * @access public
-    * @see addModify()
-    */
-    function createModify($p_filelist, $p_add_dir, $p_remove_dir='')
-    {
-        $v_result = true;
-
-        if (!$this->_openWrite())
-            return false;
-
-        if ($p_filelist != '') {
-            if (is_array($p_filelist))
-                $v_list = $p_filelist;
-            elseif (is_string($p_filelist))
-                $v_list = explode($this->_separator, $p_filelist);
-            else {
-                $this->_cleanFile();
-                $this->_error('Invalid file list');
-                return false;
-            }
-
-            $v_result = $this->_addList($v_list, $p_add_dir, $p_remove_dir);
-        }
-
-        if ($v_result) {
-            $this->_writeFooter();
-            $this->_close();
-        } else
-            $this->_cleanFile();
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ addModify()
-    /**
-    * This method add the files / directories listed in $p_filelist at the
-    * end of the existing archive. If the archive does not yet exists it
-    * is created.
-    * The $p_filelist parameter can be an array of string, each string
-    * representing a filename or a directory name with their path if
-    * needed. It can also be a single string with names separated by a
-    * single blank.
-    * The path indicated in $p_remove_dir will be removed from the
-    * memorized path of each file / directory listed when this path
-    * exists. By default nothing is removed (empty path '')
-    * The path indicated in $p_add_dir will be added at the beginning of
-    * the memorized path of each file / directory listed. However it can
-    * be set to empty ''. The adding of a path is done after the removing
-    * of path.
-    * The path add/remove ability enables the user to prepare an archive
-    * for extraction in a different path than the origin files are.
-    * If a file/dir is already in the archive it will only be added at the
-    * end of the archive. There is no update of the existing archived
-    * file/dir. However while extracting the archive, the last file will
-    * replace the first one. This results in a none optimization of the
-    * archive size.
-    * If a file/dir does not exist the file/dir is ignored. However an
-    * error text is send to PEAR error.
-    * If a file/dir is not readable the file/dir is ignored. However an
-    * error text is send to PEAR error.
-    *
-    * @param array  $p_filelist   An array of filenames and directory
-    *                             names, or a single string with names
-    *                             separated by a single blank space.
-    * @param string $p_add_dir    A string which contains a path to be
-    *                             added to the memorized path of each
-    *                             element in the list.
-    * @param string $p_remove_dir A string which contains a path to be
-    *                             removed from the memorized path of
-    *                             each element in the list, when
-    *                             relevant.
-    *
-    * @return true on success, false on error.
-    * @access public
-    */
-    function addModify($p_filelist, $p_add_dir, $p_remove_dir='')
-    {
-        $v_result = true;
-
-        if (!$this->_isArchive())
-            $v_result = $this->createModify($p_filelist, $p_add_dir,
-                                            $p_remove_dir);
-        else {
-            if (is_array($p_filelist))
-                $v_list = $p_filelist;
-            elseif (is_string($p_filelist))
-                $v_list = explode($this->_separator, $p_filelist);
-            else {
-                $this->_error('Invalid file list');
-                return false;
-            }
-
-            $v_result = $this->_append($v_list, $p_add_dir, $p_remove_dir);
-        }
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ addString()
-    /**
-    * This method add a single string as a file at the
-    * end of the existing archive. If the archive does not yet exists it
-    * is created.
-    *
-    * @param string $p_filename A string which contains the full
-    *                           filename path that will be associated
-    *                           with the string.
-    * @param string $p_string   The content of the file added in
-    *                           the archive.
-    * @param int    $p_datetime A custom date/time (unix timestamp)
-    *                           for the file (optional).
-    *
-    * @return true on success, false on error.
-    * @access public
-    */
-    function addString($p_filename, $p_string, $p_datetime = false)
-    {
-        $v_result = true;
-
-        if (!$this->_isArchive()) {
-            if (!$this->_openWrite()) {
-                return false;
-            }
-            $this->_close();
-        }
-
-        if (!$this->_openAppend())
-            return false;
-
-        // Need to check the get back to the temporary file ? ....
-        $v_result = $this->_addString($p_filename, $p_string, $p_datetime);
-
-        $this->_writeFooter();
-
-        $this->_close();
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ extractModify()
-    /**
-    * This method extract all the content of the archive in the directory
-    * indicated by $p_path. When relevant the memorized path of the
-    * files/dir can be modified by removing the $p_remove_path path at the
-    * beginning of the file/dir path.
-    * While extracting a file, if the directory path does not exists it is
-    * created.
-    * While extracting a file, if the file already exists it is replaced
-    * without looking for last modification date.
-    * While extracting a file, if the file already exists and is write
-    * protected, the extraction is aborted.
-    * While extracting a file, if a directory with the same name already
-    * exists, the extraction is aborted.
-    * While extracting a directory, if a file with the same name already
-    * exists, the extraction is aborted.
-    * While extracting a file/directory if the destination directory exist
-    * and is write protected, or does not exist but can not be created,
-    * the extraction is aborted.
-    * If after extraction an extracted file does not show the correct
-    * stored file size, the extraction is aborted.
-    * When the extraction is aborted, a PEAR error text is set and false
-    * is returned. However the result can be a partial extraction that may
-    * need to be manually cleaned.
-    *
-    * @param string  $p_path        The path of the directory where the
-    *                               files/dir need to by extracted.
-    * @param string  $p_remove_path Part of the memorized path that can be
-    *                               removed if present at the beginning of
-    *                               the file/dir path.
-    * @param boolean $p_preserve    Preserve user/group ownership of files
-    *
-    * @return boolean true on success, false on error.
-    * @access public
-    * @see    extractList()
-    */
-    function extractModify($p_path, $p_remove_path, $p_preserve=false)
-    {
-        $v_result = true;
-        $v_list_detail = array();
-
-        if ($v_result = $this->_openRead()) {
-            $v_result = $this->_extractList($p_path, $v_list_detail,
-                "complete", 0, $p_remove_path, $p_preserve);
-            $this->_close();
-        }
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ extractInString()
-    /**
-    * This method extract from the archive one file identified by $p_filename.
-    * The return value is a string with the file content, or NULL on error.
-    *
-    * @param string $p_filename The path of the file to extract in a string.
-    *
-    * @return a string with the file content or NULL.
-    * @access public
-    */
-    function extractInString($p_filename)
-    {
-        if ($this->_openRead()) {
-            $v_result = $this->_extractInString($p_filename);
-            $this->_close();
-        } else {
-            $v_result = null;
-        }
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ extractList()
-    /**
-    * This method extract from the archive only the files indicated in the
-    * $p_filelist. These files are extracted in the current directory or
-    * in the directory indicated by the optional $p_path parameter.
-    * If indicated the $p_remove_path can be used in the same way as it is
-    * used in extractModify() method.
-    *
-    * @param array   $p_filelist    An array of filenames and directory names,
-    *                               or a single string with names separated
-    *                               by a single blank space.
-    * @param string  $p_path        The path of the directory where the
-    *                               files/dir need to by extracted.
-    * @param string  $p_remove_path Part of the memorized path that can be
-    *                               removed if present at the beginning of
-    *                               the file/dir path.
-    * @param boolean $p_preserve    Preserve user/group ownership of files
-    *
-    * @return true on success, false on error.
-    * @access public
-    * @see    extractModify()
-    */
-    function extractList($p_filelist, $p_path='', $p_remove_path='', $p_preserve=false)
-    {
-        $v_result = true;
-        $v_list_detail = array();
-
-        if (is_array($p_filelist))
-            $v_list = $p_filelist;
-        elseif (is_string($p_filelist))
-            $v_list = explode($this->_separator, $p_filelist);
-        else {
-            $this->_error('Invalid string list');
-            return false;
-        }
-
-        if ($v_result = $this->_openRead()) {
-            $v_result = $this->_extractList($p_path, $v_list_detail, "partial",
-                $v_list, $p_remove_path, $p_preserve);
-            $this->_close();
-        }
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ setAttribute()
-    /**
-    * This method set specific attributes of the archive. It uses a variable
-    * list of parameters, in the format attribute code + attribute values :
-    * $arch->setAttribute(ARCHIVE_TAR_ATT_SEPARATOR, ',');
-    *
-    * @param mixed $argv variable list of attributes and values
-    *
-    * @return true on success, false on error.
-    * @access public
-    */
-    function setAttribute()
-    {
-        $v_result = true;
-
-        // ----- Get the number of variable list of arguments
-        if (($v_size = func_num_args()) == 0) {
-            return true;
-        }
-
-        // ----- Get the arguments
-        $v_att_list = &func_get_args();
-
-        // ----- Read the attributes
-        $i=0;
-        while ($i<$v_size) {
-
-            // ----- Look for next option
-            switch ($v_att_list[$i]) {
-                // ----- Look for options that request a string value
-                case ARCHIVE_TAR_ATT_SEPARATOR :
-                    // ----- Check the number of parameters
-                    if (($i+1) >= $v_size) {
-                        $this->_error('Invalid number of parameters for '
-						              .'attribute ARCHIVE_TAR_ATT_SEPARATOR');
-                        return false;
-                    }
-
-                    // ----- Get the value
-                    $this->_separator = $v_att_list[$i+1];
-                    $i++;
-                break;
-
-                default :
-                    $this->_error('Unknow attribute code '.$v_att_list[$i].'');
-                    return false;
-            }
-
-            // ----- Next attribute
-            $i++;
-        }
-
-        return $v_result;
-    }
-    // }}}
-
-    // {{{ setIgnoreRegexp()
-    /**
-    * This method sets the regular expression for ignoring files and directories
-    * at import, for example:
-    * $arch->setIgnoreRegexp("#CVS|\.svn#");
-    *
-    * @param string $regexp regular expression defining which files or directories to ignore
-    *
-    * @access public
-    */
-    function setIgnoreRegexp($regexp)
-    {
-    	$this->_ignore_regexp = $regexp;
-    }
-    // }}}
-
-    // {{{ setIgnoreList()
-    /**
-    * This method sets the regular expression for ignoring all files and directories
-    * matching the filenames in the array list at import, for example:
-    * $arch->setIgnoreList(array('CVS', '.svn', 'bin/tool'));
-    *
-    * @param array $list a list of file or directory names to ignore
-    *
-    * @access public
-    */
-    function setIgnoreList($list)
-    {
-    	$regexp = str_replace(array('#', '.', '^', '$'), array('\#', '\.', '\^', '\$'), $list);
-    	$regexp = '#/'.join('$|/', $list).'#';
-    	$this->setIgnoreRegexp($regexp);
-    }
-    // }}}
-
-    // {{{ _error()
-    function _error($p_message)
-    {
-        $this->error_object = &$this->raiseError($p_message); 
-    }
-    // }}}
-
-    // {{{ _warning()
-    function _warning($p_message)
-    {
-        $this->error_object = &$this->raiseError($p_message); 
-    }
-    // }}}
-
-    // {{{ _isArchive()
-    function _isArchive($p_filename=null)
-    {
-        if ($p_filename == null) {
-            $p_filename = $this->_tarname;
-        }
-        clearstatcache();
-        return @is_file($p_filename) && !@is_link($p_filename);
-    }
-    // }}}
-
-    // {{{ _openWrite()
-    function _openWrite()
-    {
-        if ($this->_compress_type == 'gz' && function_exists('gzopen'))
-            $this->_file = @gzopen($this->_tarname, "wb9");
-        else if ($this->_compress_type == 'bz2' && function_exists('bzopen'))
-            $this->_file = @bzopen($this->_tarname, "w");
-        else if ($this->_compress_type == 'none')
-            $this->_file = @fopen($this->_tarname, "wb");
-        else {
-            $this->_error('Unknown or missing compression type ('
-			              .$this->_compress_type.')');
-            return false;
-        }
-
-        if ($this->_file == 0) {
-            $this->_error('Unable to open in write mode \''
-			              .$this->_tarname.'\'');
-            return false;
-        }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _openRead()
-    function _openRead()
-    {
-        if (strtolower(substr($this->_tarname, 0, 7)) == 'http://') {
-
-          // ----- Look if a local copy need to be done
-          if ($this->_temp_tarname == '') {
-              $this->_temp_tarname = uniqid('tar').'.tmp';
-              if (!$v_file_from = @fopen($this->_tarname, 'rb')) {
-                $this->_error('Unable to open in read mode \''
-				              .$this->_tarname.'\'');
-                $this->_temp_tarname = '';
-                return false;
-              }
-              if (!$v_file_to = @fopen($this->_temp_tarname, 'wb')) {
-                $this->_error('Unable to open in write mode \''
-				              .$this->_temp_tarname.'\'');
-                $this->_temp_tarname = '';
-                return false;
-              }
-              while ($v_data = @fread($v_file_from, 1024))
-                  @fwrite($v_file_to, $v_data);
-              @fclose($v_file_from);
-              @fclose($v_file_to);
-          }
-
-          // ----- File to open if the local copy
-          $v_filename = $this->_temp_tarname;
-
-        } else
-          // ----- File to open if the normal Tar file
-          $v_filename = $this->_tarname;
-
-        if ($this->_compress_type == 'gz' && function_exists('gzopen'))
-            $this->_file = @gzopen($v_filename, "rb");
-        else if ($this->_compress_type == 'bz2' && function_exists('bzopen'))
-            $this->_file = @bzopen($v_filename, "r");
-        else if ($this->_compress_type == 'none')
-            $this->_file = @fopen($v_filename, "rb");
-        else {
-            $this->_error('Unknown or missing compression type ('
-			              .$this->_compress_type.')');
-            return false;
-        }
-
-        if ($this->_file == 0) {
-            $this->_error('Unable to open in read mode \''.$v_filename.'\'');
-            return false;
-        }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _openReadWrite()
-    function _openReadWrite()
-    {
-        if ($this->_compress_type == 'gz')
-            $this->_file = @gzopen($this->_tarname, "r+b");
-        else if ($this->_compress_type == 'bz2') {
-            $this->_error('Unable to open bz2 in read/write mode \''
-			              .$this->_tarname.'\' (limitation of bz2 extension)');
-            return false;
-        } else if ($this->_compress_type == 'none')
-            $this->_file = @fopen($this->_tarname, "r+b");
-        else {
-            $this->_error('Unknown or missing compression type ('
-			              .$this->_compress_type.')');
-            return false;
-        }
-
-        if ($this->_file == 0) {
-            $this->_error('Unable to open in read/write mode \''
-			              .$this->_tarname.'\'');
-            return false;
-        }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _close()
-    function _close()
-    {
-        //if (isset($this->_file)) {
-        if (is_resource($this->_file)) {
-            if ($this->_compress_type == 'gz')
-                @gzclose($this->_file);
-            else if ($this->_compress_type == 'bz2')
-                @bzclose($this->_file);
-            else if ($this->_compress_type == 'none')
-                @fclose($this->_file);
-            else
-                $this->_error('Unknown or missing compression type ('
-				              .$this->_compress_type.')');
-
-            $this->_file = 0;
-        }
-
-        // ----- Look if a local copy need to be erase
-        // Note that it might be interesting to keep the url for a time : ToDo
-        if ($this->_temp_tarname != '') {
-            @unlink($this->_temp_tarname);
-            $this->_temp_tarname = '';
-        }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _cleanFile()
-    function _cleanFile()
-    {
-        $this->_close();
-
-        // ----- Look for a local copy
-        if ($this->_temp_tarname != '') {
-            // ----- Remove the local copy but not the remote tarname
-            @unlink($this->_temp_tarname);
-            $this->_temp_tarname = '';
-        } else {
-            // ----- Remove the local tarname file
-            @unlink($this->_tarname);
-        }
-        $this->_tarname = '';
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _writeBlock()
-    function _writeBlock($p_binary_data, $p_len=null)
-    {
-      if (is_resource($this->_file)) {
-          if ($p_len === null) {
-              if ($this->_compress_type == 'gz')
-                  @gzputs($this->_file, $p_binary_data);
-              else if ($this->_compress_type == 'bz2')
-                  @bzwrite($this->_file, $p_binary_data);
-              else if ($this->_compress_type == 'none')
-                  @fputs($this->_file, $p_binary_data);
-              else
-                  $this->_error('Unknown or missing compression type ('
-				                .$this->_compress_type.')');
-          } else {
-              if ($this->_compress_type == 'gz')
-                  @gzputs($this->_file, $p_binary_data, $p_len);
-              else if ($this->_compress_type == 'bz2')
-                  @bzwrite($this->_file, $p_binary_data, $p_len);
-              else if ($this->_compress_type == 'none')
-                  @fputs($this->_file, $p_binary_data, $p_len);
-              else
-                  $this->_error('Unknown or missing compression type ('
-				                .$this->_compress_type.')');
-
-          }
-      }
-      return true;
-    }
-    // }}}
-
-    // {{{ _readBlock()
-    function _readBlock()
-    {
-      $v_block = null;
-      if (is_resource($this->_file)) {
-          if ($this->_compress_type == 'gz')
-              $v_block = @gzread($this->_file, 512);
-          else if ($this->_compress_type == 'bz2')
-              $v_block = @bzread($this->_file, 512);
-          else if ($this->_compress_type == 'none')
-              $v_block = @fread($this->_file, 512);
-          else
-              $this->_error('Unknown or missing compression type ('
-			                .$this->_compress_type.')');
-      }
-      return $v_block;
-    }
-    // }}}
-
-    // {{{ _jumpBlock()
-    function _jumpBlock($p_len=null)
-    {
-      if (is_resource($this->_file)) {
-          if ($p_len === null)
-              $p_len = 1;
-
-          if ($this->_compress_type == 'gz') {
-              @gzseek($this->_file, gztell($this->_file)+($p_len*512));
-          }
-          else if ($this->_compress_type == 'bz2') {
-              // ----- Replace missing bztell() and bzseek()
-              for ($i=0; $i<$p_len; $i++)
-                  $this->_readBlock();
-          } else if ($this->_compress_type == 'none')
-              @fseek($this->_file, $p_len*512, SEEK_CUR);
-          else
-              $this->_error('Unknown or missing compression type ('
-			                .$this->_compress_type.')');
-
-      }
-      return true;
-    }
-    // }}}
-
-    // {{{ _writeFooter()
-    function _writeFooter()
-    {
-      if (is_resource($this->_file)) {
-          // ----- Write the last 0 filled block for end of archive
-          $v_binary_data = pack('a1024', '');
-          $this->_writeBlock($v_binary_data);
-      }
-      return true;
-    }
-    // }}}
-
-    // {{{ _addList()
-    function _addList($p_list, $p_add_dir, $p_remove_dir)
-    {
-      $v_result=true;
-      $v_header = array();
-
-      // ----- Remove potential windows directory separator
-      $p_add_dir = $this->_translateWinPath($p_add_dir);
-      $p_remove_dir = $this->_translateWinPath($p_remove_dir, false);
-
-      if (!$this->_file) {
-          $this->_error('Invalid file descriptor');
-          return false;
-      }
-
-      if (sizeof($p_list) == 0)
-          return true;
-
-      foreach ($p_list as $v_filename) {
-          if (!$v_result) {
-              break;
-          }
-
-        // ----- Skip the current tar name
-        if ($v_filename == $this->_tarname)
-            continue;
-
-        if ($v_filename == '')
-            continue;
-
-       	// ----- ignore files and directories matching the ignore regular expression
-       	if ($this->_ignore_regexp && preg_match($this->_ignore_regexp, '/'.$v_filename)) {
-            $this->_warning("File '$v_filename' ignored");
-       	    continue;
-       	}
-
-        if (!file_exists($v_filename) && !is_link($v_filename)) {
-            $this->_warning("File '$v_filename' does not exist");
-            continue;
-        }
-
-        // ----- Add the file or directory header
-        if (!$this->_addFile($v_filename, $v_header, $p_add_dir, $p_remove_dir))
-            return false;
-
-        if (@is_dir($v_filename) && !@is_link($v_filename)) {
-            if (!($p_hdir = opendir($v_filename))) {
-                $this->_warning("Directory '$v_filename' can not be read");
-                continue;
-            }
-            while (false !== ($p_hitem = readdir($p_hdir))) {
-                if (($p_hitem != '.') && ($p_hitem != '..')) {
-                    if ($v_filename != ".")
-                        $p_temp_list[0] = $v_filename.'/'.$p_hitem;
-                    else
-                        $p_temp_list[0] = $p_hitem;
-
-                    $v_result = $this->_addList($p_temp_list,
-					                            $p_add_dir,
-												$p_remove_dir);
-                }
-            }
-
-            unset($p_temp_list);
-            unset($p_hdir);
-            unset($p_hitem);
-        }
-      }
-
-      return $v_result;
-    }
-    // }}}
-
-    // {{{ _addFile()
-    function _addFile($p_filename, &$p_header, $p_add_dir, $p_remove_dir)
-    {
-      if (!$this->_file) {
-          $this->_error('Invalid file descriptor');
-          return false;
-      }
-
-      if ($p_filename == '') {
-          $this->_error('Invalid file name');
-          return false;
-      }
-
-      // ----- Calculate the stored filename
-      $p_filename = $this->_translateWinPath($p_filename, false);;
-      $v_stored_filename = $p_filename;
-      if (strcmp($p_filename, $p_remove_dir) == 0) {
-          return true;
-      }
-      if ($p_remove_dir != '') {
-          if (substr($p_remove_dir, -1) != '/')
-              $p_remove_dir .= '/';
-
-          if (substr($p_filename, 0, strlen($p_remove_dir)) == $p_remove_dir)
-              $v_stored_filename = substr($p_filename, strlen($p_remove_dir));
-      }
-      $v_stored_filename = $this->_translateWinPath($v_stored_filename);
-      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;
-      }
-
-      $v_stored_filename = $this->_pathReduction($v_stored_filename);
-
-      if ($this->_isArchive($p_filename)) {
-          if (($v_file = @fopen($p_filename, "rb")) == 0) {
-              $this->_warning("Unable to open file '".$p_filename
-			                  ."' in binary read mode");
-              return true;
-          }
-
-          if (!$this->_writeHeader($p_filename, $v_stored_filename))
-              return false;
-
-          while (($v_buffer = fread($v_file, 512)) != '') {
-              $v_binary_data = pack("a512", "$v_buffer");
-              $this->_writeBlock($v_binary_data);
-          }
-
-          fclose($v_file);
-
-      } else {
-          // ----- Only header for dir
-          if (!$this->_writeHeader($p_filename, $v_stored_filename))
-              return false;
-      }
-
-      return true;
-    }
-    // }}}
-
-    // {{{ _addString()
-    function _addString($p_filename, $p_string, $p_datetime = false)
-    {
-      if (!$this->_file) {
-          $this->_error('Invalid file descriptor');
-          return false;
-      }
-
-      if ($p_filename == '') {
-          $this->_error('Invalid file name');
-          return false;
-      }
-
-      // ----- Calculate the stored filename
-      $p_filename = $this->_translateWinPath($p_filename, false);;
-      
-      // ----- If datetime is not specified, set current time
-      if ($p_datetime === false) {
-          $p_datetime = time();
-      }
-
-      if (!$this->_writeHeaderBlock($p_filename, strlen($p_string),
-                                    $p_datetime, 384, "", 0, 0))
-          return false;
-
-      $i=0;
-      while (($v_buffer = substr($p_string, (($i++)*512), 512)) != '') {
-          $v_binary_data = pack("a512", $v_buffer);
-          $this->_writeBlock($v_binary_data);
-      }
-
-      return true;
-    }
-    // }}}
-
-    // {{{ _writeHeader()
-    function _writeHeader($p_filename, $p_stored_filename)
-    {
-        if ($p_stored_filename == '')
-            $p_stored_filename = $p_filename;
-        $v_reduce_filename = $this->_pathReduction($p_stored_filename);
-
-        if (strlen($v_reduce_filename) > 99) {
-          if (!$this->_writeLongHeader($v_reduce_filename))
-            return false;
-        }
-
-        $v_info = lstat($p_filename);
-        $v_uid = sprintf("%07s", DecOct($v_info[4]));
-        $v_gid = sprintf("%07s", DecOct($v_info[5]));
-        $v_perms = sprintf("%07s", DecOct($v_info['mode'] & 000777));
-
-        $v_mtime = sprintf("%011s", DecOct($v_info['mtime']));
-
-        $v_linkname = '';
-
-        if (@is_link($p_filename)) {
-          $v_typeflag = '2';
-          $v_linkname = readlink($p_filename);
-          $v_size = sprintf("%011s", DecOct(0));
-        } elseif (@is_dir($p_filename)) {
-          $v_typeflag = "5";
-          $v_size = sprintf("%011s", DecOct(0));
-        } else {
-          $v_typeflag = '0';
-          clearstatcache();
-          $v_size = sprintf("%011s", DecOct($v_info['size']));
-        }
-
-        $v_magic = 'ustar ';
-
-        $v_version = ' ';
-        
-        if (function_exists('posix_getpwuid'))
-        {
-          $userinfo = posix_getpwuid($v_info[4]);
-          $groupinfo = posix_getgrgid($v_info[5]);
-          
-          $v_uname = $userinfo['name'];
-          $v_gname = $groupinfo['name'];
-        }
-        else
-        {
-          $v_uname = '';
-          $v_gname = '';
-        }
-
-        $v_devmajor = '';
-
-        $v_devminor = '';
-
-        $v_prefix = '';
-
-        $v_binary_data_first = pack("a100a8a8a8a12a12",
-		                            $v_reduce_filename, $v_perms, $v_uid,
-									$v_gid, $v_size, $v_mtime);
-        $v_binary_data_last = pack("a1a100a6a2a32a32a8a8a155a12",
-		                           $v_typeflag, $v_linkname, $v_magic,
-								   $v_version, $v_uname, $v_gname,
-								   $v_devmajor, $v_devminor, $v_prefix, '');
-
-        // ----- Calculate the checksum
-        $v_checksum = 0;
-        // ..... First part of the header
-        for ($i=0; $i<148; $i++)
-            $v_checksum += ord(substr($v_binary_data_first,$i,1));
-        // ..... Ignore the checksum value and replace it by ' ' (space)
-        for ($i=148; $i<156; $i++)
-            $v_checksum += ord(' ');
-        // ..... Last part of the header
-        for ($i=156, $j=0; $i<512; $i++, $j++)
-            $v_checksum += ord(substr($v_binary_data_last,$j,1));
-
-        // ----- Write the first 148 bytes of the header in the archive
-        $this->_writeBlock($v_binary_data_first, 148);
-
-        // ----- Write the calculated checksum
-        $v_checksum = sprintf("%06s ", DecOct($v_checksum));
-        $v_binary_data = pack("a8", $v_checksum);
-        $this->_writeBlock($v_binary_data, 8);
-
-        // ----- Write the last 356 bytes of the header in the archive
-        $this->_writeBlock($v_binary_data_last, 356);
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _writeHeaderBlock()
-    function _writeHeaderBlock($p_filename, $p_size, $p_mtime=0, $p_perms=0,
-	                           $p_type='', $p_uid=0, $p_gid=0)
-    {
-        $p_filename = $this->_pathReduction($p_filename);
-
-        if (strlen($p_filename) > 99) {
-          if (!$this->_writeLongHeader($p_filename))
-            return false;
-        }
-
-        if ($p_type == "5") {
-          $v_size = sprintf("%011s", DecOct(0));
-        } else {
-          $v_size = sprintf("%011s", DecOct($p_size));
-        }
-
-        $v_uid = sprintf("%07s", DecOct($p_uid));
-        $v_gid = sprintf("%07s", DecOct($p_gid));
-        $v_perms = sprintf("%07s", DecOct($p_perms & 000777));
-
-        $v_mtime = sprintf("%11s", DecOct($p_mtime));
-
-        $v_linkname = '';
-
-        $v_magic = 'ustar ';
-
-        $v_version = ' ';
-
-        if (function_exists('posix_getpwuid'))
-        {
-          $userinfo = posix_getpwuid($p_uid);
-          $groupinfo = posix_getgrgid($p_gid);
-          
-          $v_uname = $userinfo['name'];
-          $v_gname = $groupinfo['name'];
-        }
-        else
-        {
-          $v_uname = '';
-          $v_gname = '';
-        }
-        
-        $v_devmajor = '';
-
-        $v_devminor = '';
-
-        $v_prefix = '';
-
-        $v_binary_data_first = pack("a100a8a8a8a12A12",
-		                            $p_filename, $v_perms, $v_uid, $v_gid,
-									$v_size, $v_mtime);
-        $v_binary_data_last = pack("a1a100a6a2a32a32a8a8a155a12",
-		                           $p_type, $v_linkname, $v_magic,
-								   $v_version, $v_uname, $v_gname,
-								   $v_devmajor, $v_devminor, $v_prefix, '');
-
-        // ----- Calculate the checksum
-        $v_checksum = 0;
-        // ..... First part of the header
-        for ($i=0; $i<148; $i++)
-            $v_checksum += ord(substr($v_binary_data_first,$i,1));
-        // ..... Ignore the checksum value and replace it by ' ' (space)
-        for ($i=148; $i<156; $i++)
-            $v_checksum += ord(' ');
-        // ..... Last part of the header
-        for ($i=156, $j=0; $i<512; $i++, $j++)
-            $v_checksum += ord(substr($v_binary_data_last,$j,1));
-
-        // ----- Write the first 148 bytes of the header in the archive
-        $this->_writeBlock($v_binary_data_first, 148);
-
-        // ----- Write the calculated checksum
-        $v_checksum = sprintf("%06s ", DecOct($v_checksum));
-        $v_binary_data = pack("a8", $v_checksum);
-        $this->_writeBlock($v_binary_data, 8);
-
-        // ----- Write the last 356 bytes of the header in the archive
-        $this->_writeBlock($v_binary_data_last, 356);
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _writeLongHeader()
-    function _writeLongHeader($p_filename)
-    {
-        $v_size = sprintf("%11s ", DecOct(strlen($p_filename)));
-
-        $v_typeflag = 'L';
-
-        $v_linkname = '';
-
-        $v_magic = '';
-
-        $v_version = '';
-
-        $v_uname = '';
-
-        $v_gname = '';
-
-        $v_devmajor = '';
-
-        $v_devminor = '';
-
-        $v_prefix = '';
-
-        $v_binary_data_first = pack("a100a8a8a8a12a12",
-		                            '././@LongLink', 0, 0, 0, $v_size, 0);
-        $v_binary_data_last = pack("a1a100a6a2a32a32a8a8a155a12",
-		                           $v_typeflag, $v_linkname, $v_magic,
-								   $v_version, $v_uname, $v_gname,
-								   $v_devmajor, $v_devminor, $v_prefix, '');
-
-        // ----- Calculate the checksum
-        $v_checksum = 0;
-        // ..... First part of the header
-        for ($i=0; $i<148; $i++)
-            $v_checksum += ord(substr($v_binary_data_first,$i,1));
-        // ..... Ignore the checksum value and replace it by ' ' (space)
-        for ($i=148; $i<156; $i++)
-            $v_checksum += ord(' ');
-        // ..... Last part of the header
-        for ($i=156, $j=0; $i<512; $i++, $j++)
-            $v_checksum += ord(substr($v_binary_data_last,$j,1));
-
-        // ----- Write the first 148 bytes of the header in the archive
-        $this->_writeBlock($v_binary_data_first, 148);
-
-        // ----- Write the calculated checksum
-        $v_checksum = sprintf("%06s ", DecOct($v_checksum));
-        $v_binary_data = pack("a8", $v_checksum);
-        $this->_writeBlock($v_binary_data, 8);
-
-        // ----- Write the last 356 bytes of the header in the archive
-        $this->_writeBlock($v_binary_data_last, 356);
-
-        // ----- Write the filename as content of the block
-        $i=0;
-        while (($v_buffer = substr($p_filename, (($i++)*512), 512)) != '') {
-            $v_binary_data = pack("a512", "$v_buffer");
-            $this->_writeBlock($v_binary_data);
-        }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _readHeader()
-    function _readHeader($v_binary_data, &$v_header)
-    {
-        if (strlen($v_binary_data)==0) {
-            $v_header['filename'] = '';
-            return true;
-        }
-
-        if (strlen($v_binary_data) != 512) {
-            $v_header['filename'] = '';
-            $this->_error('Invalid block size : '.strlen($v_binary_data));
-            return false;
-        }
-
-        if (!is_array($v_header)) {
-            $v_header = array();
-        }
-        // ----- Calculate the checksum
-        $v_checksum = 0;
-        // ..... First part of the header
-        for ($i=0; $i<148; $i++)
-            $v_checksum+=ord(substr($v_binary_data,$i,1));
-        // ..... Ignore the checksum value and replace it by ' ' (space)
-        for ($i=148; $i<156; $i++)
-            $v_checksum += ord(' ');
-        // ..... Last part of the header
-        for ($i=156; $i<512; $i++)
-           $v_checksum+=ord(substr($v_binary_data,$i,1));
-
-        if (version_compare(PHP_VERSION,"5.5.0-dev")<0) {
-            $fmt = "a100filename/a8mode/a8uid/a8gid/a12size/a12mtime/" .
-                   "a8checksum/a1typeflag/a100link/a6magic/a2version/" .
-                   "a32uname/a32gname/a8devmajor/a8devminor/a131prefix";
-        } else {
-            $fmt = "Z100filename/Z8mode/Z8uid/Z8gid/Z12size/Z12mtime/" .
-                   "Z8checksum/Z1typeflag/Z100link/Z6magic/Z2version/" .
-                   "Z32uname/Z32gname/Z8devmajor/Z8devminor/Z131prefix";
-        }
-        $v_data = unpack($fmt, $v_binary_data);
-
-        if (strlen($v_data["prefix"]) > 0) {
-            $v_data["filename"] = "$v_data[prefix]/$v_data[filename]";
-        }
-
-        // ----- Extract the checksum
-        $v_header['checksum'] = OctDec(trim($v_data['checksum']));
-        if ($v_header['checksum'] != $v_checksum) {
-            $v_header['filename'] = '';
-
-            // ----- Look for last block (empty block)
-            if (($v_checksum == 256) && ($v_header['checksum'] == 0))
-                return true;
-
-            $this->_error('Invalid checksum for file "'.$v_data['filename']
-			              .'" : '.$v_checksum.' calculated, '
-						  .$v_header['checksum'].' expected');
-            return false;
-        }
-
-        // ----- Extract the properties
-        $v_header['filename'] = $v_data['filename'];
-        if ($this->_maliciousFilename($v_header['filename'])) {
-            $this->_error('Malicious .tar detected, file "' . $v_header['filename'] .
-                '" will not install in desired directory tree');
-            return false;
-        }
-        $v_header['mode'] = OctDec(trim($v_data['mode']));
-        $v_header['uid'] = OctDec(trim($v_data['uid']));
-        $v_header['gid'] = OctDec(trim($v_data['gid']));
-        $v_header['size'] = OctDec(trim($v_data['size']));
-        $v_header['mtime'] = OctDec(trim($v_data['mtime']));
-        if (($v_header['typeflag'] = $v_data['typeflag']) == "5") {
-          $v_header['size'] = 0;
-        }
-        $v_header['link'] = trim($v_data['link']);
-        /* ----- All these fields are removed form the header because
-		they do not carry interesting info
-        $v_header[magic] = trim($v_data[magic]);
-        $v_header[version] = trim($v_data[version]);
-        $v_header[uname] = trim($v_data[uname]);
-        $v_header[gname] = trim($v_data[gname]);
-        $v_header[devmajor] = trim($v_data[devmajor]);
-        $v_header[devminor] = trim($v_data[devminor]);
-        */
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _maliciousFilename()
-    /**
-     * Detect and report a malicious file name
-     *
-     * @param string $file
-     *
-     * @return bool
-     * @access private
-     */
-    function _maliciousFilename($file)
-    {
-        if (strpos($file, '/../') !== false) {
-            return true;
-        }
-        if (strpos($file, '../') === 0) {
-            return true;
-        }
-        return false;
-    }
-    // }}}
-
-    // {{{ _readLongHeader()
-    function _readLongHeader(&$v_header)
-    {
-      $v_filename = '';
-      $n = floor($v_header['size']/512);
-      for ($i=0; $i<$n; $i++) {
-        $v_content = $this->_readBlock();
-        $v_filename .= $v_content;
-      }
-      if (($v_header['size'] % 512) != 0) {
-        $v_content = $this->_readBlock();
-        $v_filename .= trim($v_content);
-      }
-
-      // ----- Read the next header
-      $v_binary_data = $this->_readBlock();
-
-      if (!$this->_readHeader($v_binary_data, $v_header))
-        return false;
-
-      $v_filename = trim($v_filename);
-      $v_header['filename'] = $v_filename;
-        if ($this->_maliciousFilename($v_filename)) {
-            $this->_error('Malicious .tar detected, file "' . $v_filename .
-                '" will not install in desired directory tree');
-            return false;
-      }
-
-      return true;
-    }
-    // }}}
-
-    // {{{ _extractInString()
-    /**
-    * This method extract from the archive one file identified by $p_filename.
-    * The return value is a string with the file content, or null on error.
-    *
-    * @param string $p_filename The path of the file to extract in a string.
-    *
-    * @return a string with the file content or null.
-    * @access private
-    */
-    function _extractInString($p_filename)
-    {
-        $v_result_str = "";
-
-        While (strlen($v_binary_data = $this->_readBlock()) != 0)
-        {
-          if (!$this->_readHeader($v_binary_data, $v_header))
-            return null;
-
-          if ($v_header['filename'] == '')
-            continue;
-
-          // ----- Look for long filename
-          if ($v_header['typeflag'] == 'L') {
-            if (!$this->_readLongHeader($v_header))
-              return null;
-          }
-
-          if ($v_header['filename'] == $p_filename) {
-              if ($v_header['typeflag'] == "5") {
-                  $this->_error('Unable to extract in string a directory '
-				                .'entry {'.$v_header['filename'].'}');
-                  return null;
-              } else {
-                  $n = floor($v_header['size']/512);
-                  for ($i=0; $i<$n; $i++) {
-                      $v_result_str .= $this->_readBlock();
-                  }
-                  if (($v_header['size'] % 512) != 0) {
-                      $v_content = $this->_readBlock();
-                      $v_result_str .= substr($v_content, 0,
-					                          ($v_header['size'] % 512));
-                  }
-                  return $v_result_str;
-              }
-          } else {
-              $this->_jumpBlock(ceil(($v_header['size']/512)));
-          }
-        }
-
-        return null;
-    }
-    // }}}
-
-    // {{{ _extractList()
-    function _extractList($p_path, &$p_list_detail, $p_mode,
-                          $p_file_list, $p_remove_path, $p_preserve=false)
-    {
-    $v_result=true;
-    $v_nb = 0;
-    $v_extract_all = true;
-    $v_listing = false;
-
-    $p_path = $this->_translateWinPath($p_path, false);
-    if ($p_path == '' || (substr($p_path, 0, 1) != '/'
-	    && substr($p_path, 0, 3) != "../" && !strpos($p_path, ':'))) {
-      $p_path = "./".$p_path;
-    }
-    $p_remove_path = $this->_translateWinPath($p_remove_path);
-
-    // ----- 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);
-
-    switch ($p_mode) {
-      case "complete" :
-        $v_extract_all = true;
-        $v_listing = false;
-      break;
-      case "partial" :
-          $v_extract_all = false;
-          $v_listing = false;
-      break;
-      case "list" :
-          $v_extract_all = false;
-          $v_listing = true;
-      break;
-      default :
-        $this->_error('Invalid extract mode ('.$p_mode.')');
-        return false;
-    }
-
-    clearstatcache();
-
-    while (strlen($v_binary_data = $this->_readBlock()) != 0)
-    {
-      $v_extract_file = false;
-      $v_extraction_stopped = 0;
-
-      if (!$this->_readHeader($v_binary_data, $v_header))
-        return false;
-
-      if ($v_header['filename'] == '') {
-        continue;
-      }
-
-      // ----- Look for long filename
-      if ($v_header['typeflag'] == 'L') {
-        if (!$this->_readLongHeader($v_header))
-          return false;
-      }
-
-      if ((!$v_extract_all) && (is_array($p_file_list))) {
-        // ----- By default no unzip if the file is not found
-        $v_extract_file = false;
-
-        for ($i=0; $i<sizeof($p_file_list); $i++) {
-          // ----- Look if it is a directory
-          if (substr($p_file_list[$i], -1) == '/') {
-            // ----- Look if the directory is in the filename path
-            if ((strlen($v_header['filename']) > strlen($p_file_list[$i]))
-			    && (substr($v_header['filename'], 0, strlen($p_file_list[$i]))
-				    == $p_file_list[$i])) {
-              $v_extract_file = true;
-              break;
-            }
-          }
-
-          // ----- It is a file, so compare the file names
-          elseif ($p_file_list[$i] == $v_header['filename']) {
-            $v_extract_file = true;
-            break;
-          }
-        }
-      } else {
-        $v_extract_file = true;
-      }
-
-      // ----- Look if this file need to be extracted
-      if (($v_extract_file) && (!$v_listing))
-      {
-        if (($p_remove_path != '')
-            && (substr($v_header['filename'].'/', 0, $p_remove_path_size)
-			    == $p_remove_path)) {
-          $v_header['filename'] = substr($v_header['filename'],
-		                                 $p_remove_path_size);
-          if( $v_header['filename'] == '' ){
-            continue;
-          }
-        }
-        if (($p_path != './') && ($p_path != '/')) {
-          while (substr($p_path, -1) == '/')
-            $p_path = substr($p_path, 0, strlen($p_path)-1);
-
-          if (substr($v_header['filename'], 0, 1) == '/')
-              $v_header['filename'] = $p_path.$v_header['filename'];
-          else
-            $v_header['filename'] = $p_path.'/'.$v_header['filename'];
-        }
-        if (file_exists($v_header['filename'])) {
-          if (   (@is_dir($v_header['filename']))
-		      && ($v_header['typeflag'] == '')) {
-            $this->_error('File '.$v_header['filename']
-			              .' already exists as a directory');
-            return false;
-          }
-          if (   ($this->_isArchive($v_header['filename']))
-		      && ($v_header['typeflag'] == "5")) {
-            $this->_error('Directory '.$v_header['filename']
-			              .' already exists as a file');
-            return false;
-          }
-          if (!is_writeable($v_header['filename'])) {
-            $this->_error('File '.$v_header['filename']
-			              .' already exists and is write protected');
-            return false;
-          }
-          if (filemtime($v_header['filename']) > $v_header['mtime']) {
-            // To be completed : An error or silent no replace ?
-          }
-        }
-
-        // ----- Check the directory availability and create it if necessary
-        elseif (($v_result
-		         = $this->_dirCheck(($v_header['typeflag'] == "5"
-				                    ?$v_header['filename']
-									:dirname($v_header['filename'])))) != 1) {
-            $this->_error('Unable to create path for '.$v_header['filename']);
-            return false;
-        }
-
-        if ($v_extract_file) {
-          if ($v_header['typeflag'] == "5") {
-            if (!@file_exists($v_header['filename'])) {
-                if (!@mkdir($v_header['filename'], 0777)) {
-                    $this->_error('Unable to create directory {'
-					              .$v_header['filename'].'}');
-                    return false;
-                }
-            }
-          } elseif ($v_header['typeflag'] == "2") {
-              if (@file_exists($v_header['filename'])) {
-                  @unlink($v_header['filename']);
-              }
-              if (!@symlink($v_header['link'], $v_header['filename'])) {
-                  $this->_error('Unable to extract symbolic link {'
-                                .$v_header['filename'].'}');
-                  return false;
-              }
-          } else {
-              if (($v_dest_file = @fopen($v_header['filename'], "wb")) == 0) {
-                  $this->_error('Error while opening {'.$v_header['filename']
-				                .'} in write binary mode');
-                  return false;
-              } else {
-                  $n = floor($v_header['size']/512);
-                  for ($i=0; $i<$n; $i++) {
-                      $v_content = $this->_readBlock();
-                      fwrite($v_dest_file, $v_content, 512);
-                  }
-            if (($v_header['size'] % 512) != 0) {
-              $v_content = $this->_readBlock();
-              fwrite($v_dest_file, $v_content, ($v_header['size'] % 512));
-            }
-
-            @fclose($v_dest_file);
-            
-            if ($p_preserve) {
-                @chown($v_header['filename'], $v_header['uid']);
-                @chgrp($v_header['filename'], $v_header['gid']);
-            }
-
-            // ----- Change the file mode, mtime
-            @touch($v_header['filename'], $v_header['mtime']);
-            if ($v_header['mode'] & 0111) {
-                // make file executable, obey umask
-                $mode = fileperms($v_header['filename']) | (~umask() & 0111);
-                @chmod($v_header['filename'], $mode);
-            }
-          }
-
-          // ----- Check the file size
-          clearstatcache();
-          if (!is_file($v_header['filename'])) {
-              $this->_error('Extracted file '.$v_header['filename']
-                            .'does not exist. Archive may be corrupted.');
-              return false;
-          }
-          
-          $filesize = filesize($v_header['filename']);
-          if ($filesize != $v_header['size']) {
-              $this->_error('Extracted file '.$v_header['filename']
-                            .' does not have the correct file size \''
-                            .$filesize
-                            .'\' ('.$v_header['size']
-                            .' expected). Archive may be corrupted.');
-              return false;
-          }
-          }
-        } else {
-          $this->_jumpBlock(ceil(($v_header['size']/512)));
-        }
-      } else {
-          $this->_jumpBlock(ceil(($v_header['size']/512)));
-      }
-
-      /* TBC : Seems to be unused ...
-      if ($this->_compress)
-        $v_end_of_file = @gzeof($this->_file);
-      else
-        $v_end_of_file = @feof($this->_file);
-        */
-
-      if ($v_listing || $v_extract_file || $v_extraction_stopped) {
-        // ----- Log extracted files
-        if (($v_file_dir = dirname($v_header['filename']))
-		    == $v_header['filename'])
-          $v_file_dir = '';
-        if ((substr($v_header['filename'], 0, 1) == '/') && ($v_file_dir == ''))
-          $v_file_dir = '/';
-
-        $p_list_detail[$v_nb++] = $v_header;
-        if (is_array($p_file_list) && (count($p_list_detail) == count($p_file_list))) {
-            return true;
-        }
-      }
-    }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _openAppend()
-    function _openAppend()
-    {
-        if (filesize($this->_tarname) == 0)
-          return $this->_openWrite();
-
-        if ($this->_compress) {
-            $this->_close();
-
-            if (!@rename($this->_tarname, $this->_tarname.".tmp")) {
-                $this->_error('Error while renaming \''.$this->_tarname
-				              .'\' to temporary file \''.$this->_tarname
-							  .'.tmp\'');
-                return false;
-            }
-
-            if ($this->_compress_type == 'gz')
-                $v_temp_tar = @gzopen($this->_tarname.".tmp", "rb");
-            elseif ($this->_compress_type == 'bz2')
-                $v_temp_tar = @bzopen($this->_tarname.".tmp", "r");
-
-            if ($v_temp_tar == 0) {
-                $this->_error('Unable to open file \''.$this->_tarname
-				              .'.tmp\' in binary read mode');
-                @rename($this->_tarname.".tmp", $this->_tarname);
-                return false;
-            }
-
-            if (!$this->_openWrite()) {
-                @rename($this->_tarname.".tmp", $this->_tarname);
-                return false;
-            }
-
-            if ($this->_compress_type == 'gz') {
-                $end_blocks = 0;
-                
-                while (!@gzeof($v_temp_tar)) {
-                    $v_buffer = @gzread($v_temp_tar, 512);
-                    if ($v_buffer == ARCHIVE_TAR_END_BLOCK || strlen($v_buffer) == 0) {
-                        $end_blocks++;
-                        // do not copy end blocks, we will re-make them
-                        // after appending
-                        continue;
-                    } elseif ($end_blocks > 0) {
-                        for ($i = 0; $i < $end_blocks; $i++) {
-                            $this->_writeBlock(ARCHIVE_TAR_END_BLOCK);
-                        }
-                        $end_blocks = 0;
-                    }
-                    $v_binary_data = pack("a512", $v_buffer);
-                    $this->_writeBlock($v_binary_data);
-                }
-
-                @gzclose($v_temp_tar);
-            }
-            elseif ($this->_compress_type == 'bz2') {
-                $end_blocks = 0;
-                
-                while (strlen($v_buffer = @bzread($v_temp_tar, 512)) > 0) {
-                    if ($v_buffer == ARCHIVE_TAR_END_BLOCK || strlen($v_buffer) == 0) {
-                        $end_blocks++;
-                        // do not copy end blocks, we will re-make them
-                        // after appending
-                        continue;
-                    } elseif ($end_blocks > 0) {
-                        for ($i = 0; $i < $end_blocks; $i++) {
-                            $this->_writeBlock(ARCHIVE_TAR_END_BLOCK);
-                        }
-                        $end_blocks = 0;
-                    }
-                    $v_binary_data = pack("a512", $v_buffer);
-                    $this->_writeBlock($v_binary_data);
-                }
-
-                @bzclose($v_temp_tar);
-            }
-
-            if (!@unlink($this->_tarname.".tmp")) {
-                $this->_error('Error while deleting temporary file \''
-				              .$this->_tarname.'.tmp\'');
-            }
-
-        } else {
-            // ----- For not compressed tar, just add files before the last
-			//       one or two 512 bytes block
-            if (!$this->_openReadWrite())
-               return false;
-
-            clearstatcache();
-            $v_size = filesize($this->_tarname);
-
-            // We might have zero, one or two end blocks.
-            // The standard is two, but we should try to handle
-            // other cases.
-            fseek($this->_file, $v_size - 1024);
-            if (fread($this->_file, 512) == ARCHIVE_TAR_END_BLOCK) {
-                fseek($this->_file, $v_size - 1024);
-            }
-            elseif (fread($this->_file, 512) == ARCHIVE_TAR_END_BLOCK) {
-                fseek($this->_file, $v_size - 512);
-            }
-        }
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _append()
-    function _append($p_filelist, $p_add_dir='', $p_remove_dir='')
-    {
-        if (!$this->_openAppend())
-            return false;
-
-        if ($this->_addList($p_filelist, $p_add_dir, $p_remove_dir))
-           $this->_writeFooter();
-
-        $this->_close();
-
-        return true;
-    }
-    // }}}
-
-    // {{{ _dirCheck()
-
-    /**
-     * Check if a directory exists and create it (including parent
-     * dirs) if not.
-     *
-     * @param string $p_dir directory to check
-     *
-     * @return bool true if the directory exists or was created
-     */
-    function _dirCheck($p_dir)
-    {
-        clearstatcache();
-        if ((@is_dir($p_dir)) || ($p_dir == ''))
-            return true;
-
-        $p_parent_dir = dirname($p_dir);
-
-        if (($p_parent_dir != $p_dir) &&
-            ($p_parent_dir != '') &&
-            (!$this->_dirCheck($p_parent_dir)))
-             return false;
-
-        if (!@mkdir($p_dir, 0777)) {
-            $this->_error("Unable to create directory '$p_dir'");
-            return false;
-        }
-
-        return true;
-    }
-
-    // }}}
-
-    // {{{ _pathReduction()
-
-    /**
-     * Compress path by changing for example "/dir/foo/../bar" to "/dir/bar",
-     * rand emove double slashes.
-     *
-     * @param string $p_dir path to reduce
-     *
-     * @return string reduced path
-     *
-     * @access private
-     *
-     */
-    function _pathReduction($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:'');
-                }
-            }
-        }
-        
-        if (defined('OS_WINDOWS') && OS_WINDOWS) {
-            $v_result = strtr($v_result, '\\', '/');
-        }
-        
-        return $v_result;
-    }
-
-    // }}}
-
-    // {{{ _translateWinPath()
-    function _translateWinPath($p_path, $p_remove_disk_letter=true)
-    {
-      if (defined('OS_WINDOWS') && OS_WINDOWS) {
-          // ----- Look for potential disk letter
-          if (   ($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;
-    }
-    // }}}
-
-}
-?>