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name : bfZip.php
<?php

/*
 * @package   bfNetwork
 * @copyright Copyright (C) 2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021,2022,2023,2024,2025 Blue Flame Digital Solutions Ltd. All rights reserved.
 * @license   GNU General Public License version 3 or later
 *
 * @see       https://mySites.guru/
 * @see       https://www.phil-taylor.com/
 *
 * @author    Phil Taylor / Blue Flame Digital Solutions Limited.
 *
 * bfNetwork is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * bfNetwork is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this package.  If not, see http://www.gnu.org/licenses/
 *
 * If you have any questions regarding this code, please contact [email protected]
 */

/**
 * --------------------------------------------------------------------------------
 * PhpConcept Library - Zip Module 2.8.2
 * --------------------------------------------------------------------------------
 * License GNU/LGPL - Vincent Blavet - August 2009
 * http://www.phpconcept.net
 * --------------------------------------------------------------------------------
 */
if (! class_exists('Bf_Zip')) {
    class Bf_Zip extends PclZip
    {
    }
}

if (! defined('PCLZIP_READ_BLOCK_SIZE')) {
    define('PCLZIP_READ_BLOCK_SIZE', 2048);
}

if (! defined('PCLZIP_SEPARATOR')) {
    define('PCLZIP_SEPARATOR', ',');
}

if (! defined('PCLZIP_ERROR_EXTERNAL')) {
    define('PCLZIP_ERROR_EXTERNAL', 0);
}

if (! defined('PCLZIP_TEMPORARY_DIR')) {
    define('PCLZIP_TEMPORARY_DIR', '');
}

if (! defined('PCLZIP_TEMPORARY_FILE_RATIO')) {
    define('PCLZIP_TEMPORARY_FILE_RATIO', 0.47);
}

$g_pclzip_version = '2.8.2';

define('PCLZIP_ERR_USER_ABORTED', 2);
define('PCLZIP_ERR_NO_ERROR', 0);
define('PCLZIP_ERR_WRITE_OPEN_FAIL', -1);
define('PCLZIP_ERR_READ_OPEN_FAIL', -2);
define('PCLZIP_ERR_INVALID_PARAMETER', -3);
define('PCLZIP_ERR_MISSING_FILE', -4);
define('PCLZIP_ERR_FILENAME_TOO_LONG', -5);
define('PCLZIP_ERR_INVALID_ZIP', -6);
define('PCLZIP_ERR_BAD_EXTRACTED_FILE', -7);
define('PCLZIP_ERR_DIR_CREATE_FAIL', -8);
define('PCLZIP_ERR_BAD_EXTENSION', -9);
define('PCLZIP_ERR_BAD_FORMAT', -10);
define('PCLZIP_ERR_DELETE_FILE_FAIL', -11);
define('PCLZIP_ERR_RENAME_FILE_FAIL', -12);
define('PCLZIP_ERR_BAD_CHECKSUM', -13);
define('PCLZIP_ERR_INVALID_ARCHIVE_ZIP', -14);
define('PCLZIP_ERR_MISSING_OPTION_VALUE', -15);
define('PCLZIP_ERR_INVALID_OPTION_VALUE', -16);
define('PCLZIP_ERR_ALREADY_A_DIRECTORY', -17);
define('PCLZIP_ERR_UNSUPPORTED_COMPRESSION', -18);
define('PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', -19);
define('PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', -20);
define('PCLZIP_ERR_DIRECTORY_RESTRICTION', -21);

define('PCLZIP_OPT_PATH', 77001);
define('PCLZIP_OPT_ADD_PATH', 77002);
define('PCLZIP_OPT_REMOVE_PATH', 77003);
define('PCLZIP_OPT_REMOVE_ALL_PATH', 77004);
define('PCLZIP_OPT_SET_CHMOD', 77005);
define('PCLZIP_OPT_EXTRACT_AS_STRING', 77006);
define('PCLZIP_OPT_NO_COMPRESSION', 77007);
define('PCLZIP_OPT_BY_NAME', 77008);
define('PCLZIP_OPT_BY_INDEX', 77009);
define('PCLZIP_OPT_BY_EREG', 77010);
define('PCLZIP_OPT_BY_PREG', 77011);
define('PCLZIP_OPT_COMMENT', 77012);
define('PCLZIP_OPT_ADD_COMMENT', 77013);
define('PCLZIP_OPT_PREPEND_COMMENT', 77014);
define('PCLZIP_OPT_EXTRACT_IN_OUTPUT', 77015);
define('PCLZIP_OPT_REPLACE_NEWER', 77016);
define('PCLZIP_OPT_STOP_ON_ERROR', 77017);
define('PCLZIP_OPT_EXTRACT_DIR_RESTRICTION', 77019);
define('PCLZIP_OPT_TEMP_FILE_THRESHOLD', 77020);
define('PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD', 77020); // alias
define('PCLZIP_OPT_TEMP_FILE_ON', 77021);
define('PCLZIP_OPT_ADD_TEMP_FILE_ON', 77021); // alias
define('PCLZIP_OPT_TEMP_FILE_OFF', 77022);
define('PCLZIP_OPT_ADD_TEMP_FILE_OFF', 77022); // alias

define('PCLZIP_ATT_FILE_NAME', 79001);
define('PCLZIP_ATT_FILE_NEW_SHORT_NAME', 79002);
define('PCLZIP_ATT_FILE_NEW_FULL_NAME', 79003);
define('PCLZIP_ATT_FILE_MTIME', 79004);
define('PCLZIP_ATT_FILE_CONTENT', 79005);
define('PCLZIP_ATT_FILE_COMMENT', 79006);

define('PCLZIP_CB_PRE_EXTRACT', 78001);
define('PCLZIP_CB_POST_EXTRACT', 78002);
define('PCLZIP_CB_PRE_ADD', 78003);
define('PCLZIP_CB_POST_ADD', 78004);

class PclZip
{
    public $zipname = '';

    public $zip_fd = 0;

    public $error_code = 1;

    public $error_string = '';

    public $magic_quotes_status;

    public function __construct($p_zipname)
    {
        if (! function_exists('gzopen') && function_exists('gzopen64')) {
            function gzopen($filename, $mode, $use_include_path = 0)
            {
                return gzopen64($filename, $mode, $use_include_path);
            }
        }

        if (! function_exists('gzopen')) {
            exit('Abort ' . basename(__FILE__) . ' : Missing zlib extensions');
        }

        $this->zipname             = $p_zipname;
        $this->zip_fd              = 0;
        $this->magic_quotes_status = -1;

        return;
    }

    public function create($p_filelist)
    {
        $v_result = 1;

        $this->privErrorReset();

        $v_options                            = [];
        $v_options[PCLZIP_OPT_NO_COMPRESSION] = false;

        $v_size = func_num_args();

        if ($v_size > 1) {
            $v_arg_list = func_get_args();

            array_shift($v_arg_list);
            --$v_size;

            if ((is_int($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions(
                    $v_arg_list,
                    $v_size,
                    $v_options,
                    [
                        PCLZIP_OPT_REMOVE_PATH         => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH     => 'optional',
                        PCLZIP_OPT_ADD_PATH            => 'optional',
                        PCLZIP_CB_PRE_ADD              => 'optional',
                        PCLZIP_CB_POST_ADD             => 'optional',
                        PCLZIP_OPT_NO_COMPRESSION      => 'optional',
                        PCLZIP_OPT_COMMENT             => 'optional',
                        PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
                        PCLZIP_OPT_TEMP_FILE_ON        => 'optional',
                        PCLZIP_OPT_TEMP_FILE_OFF       => 'optional',
                    ]
                );
                if (1 != $v_result) {
                    return 0;
                }
            } // ----- Look for 2 args
            else {
                $v_options[PCLZIP_OPT_ADD_PATH] = $v_arg_list[0];

                if (2 == $v_size) {
                    $v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
                } elseif ($v_size > 2) {
                    self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid number / type of arguments');

                    return 0;
                }
            }
        }

        $this->privOptionDefaultThreshold($v_options);

        $v_string_list    = [];
        $v_att_list       = [];
        $v_filedescr_list = [];
        $p_result_list    = [];

        if (is_array($p_filelist)) {
            if (isset($p_filelist[0]) && is_array($p_filelist[0])) {
                $v_att_list = $p_filelist;
            } // ----- The list is a list of string names
            else {
                $v_string_list = $p_filelist;
            }
        } // ----- Look if the $p_filelist is a string
        elseif (is_string($p_filelist)) {
            $v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist);
        } // ----- Invalid variable type for $p_filelist
        else {
            self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid variable type p_filelist');

            return 0;
        }

        if (0 != count($v_string_list)) {
            foreach ($v_string_list as $v_string) {
                if ('' != $v_string) {
                    $v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
                } else {
                }
            }
        }

        $v_supported_attributes
            = [
                PCLZIP_ATT_FILE_NAME           => 'mandatory',
                PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional',
                PCLZIP_ATT_FILE_NEW_FULL_NAME  => 'optional',
                PCLZIP_ATT_FILE_MTIME          => 'optional',
                PCLZIP_ATT_FILE_CONTENT        => 'optional',
                PCLZIP_ATT_FILE_COMMENT        => 'optional',
            ];
        foreach ($v_att_list as $v_entry) {
            $v_result = $this->privFileDescrParseAtt($v_entry, $v_filedescr_list, $v_options, $v_supported_attributes);
            if (1 != $v_result) {
                return 0;
            }
        }

        $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options);
        if (1 != $v_result) {
            return 0;
        }

        $v_result = $this->privCreate($v_filedescr_list, $p_result_list, $v_options);
        if (1 != $v_result) {
            return 0;
        }

        return $p_result_list;
    }

    public function privErrorReset()
    {
        if (PCLZIP_ERROR_EXTERNAL == 1) {
            PclErrorReset();
        } else {
            $this->error_code   = 0;
            $this->error_string = '';
        }
    }

    public function privParseOptions(&$p_options_list, $p_size, &$v_result_list, $v_requested_options = false)
    {
        $v_result = 1;

        $i = 0;
        while ($i < $p_size) {
            if (! isset($v_requested_options[$p_options_list[$i]])) {
                self::privErrorLog(
                    PCLZIP_ERR_INVALID_PARAMETER,
                    "Invalid optional parameter '" . $p_options_list[$i] . "' for this method"
                );

                return self::errorCode();
            }

            switch ($p_options_list[$i]) {
                case PCLZIP_OPT_PATH:
                case PCLZIP_OPT_REMOVE_PATH:
                case PCLZIP_OPT_ADD_PATH:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i + 1], false);
                    ++$i;
                    break;

                case PCLZIP_OPT_TEMP_FILE_THRESHOLD:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_PARAMETER,
                            "Option '" . PclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'"
                        );

                        return self::errorCode();
                    }

                    $v_value = $p_options_list[$i + 1];
                    if ((! is_int($v_value)) || ($v_value < 0)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Integer expected for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_result_list[$p_options_list[$i]] = $v_value * 1048576;
                    ++$i;
                    break;

                case PCLZIP_OPT_TEMP_FILE_ON:
                    if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_PARAMETER,
                            "Option '" . PclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'"
                        );

                        return self::errorCode();
                    }

                    $v_result_list[$p_options_list[$i]] = true;
                    break;

                case PCLZIP_OPT_TEMP_FILE_OFF:
                    if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_ON])) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_PARAMETER,
                            "Option '" . PclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'PCLZIP_OPT_TEMP_FILE_ON'"
                        );

                        return self::errorCode();
                    }
                    if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_PARAMETER,
                            "Option '" . PclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'PCLZIP_OPT_TEMP_FILE_THRESHOLD'"
                        );

                        return self::errorCode();
                    }

                    $v_result_list[$p_options_list[$i]] = true;
                    break;

                case PCLZIP_OPT_EXTRACT_DIR_RESTRICTION:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    if (is_string($p_options_list[$i + 1])
                        && ('' != $p_options_list[$i + 1])
                    ) {
                        $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i + 1], false);
                        ++$i;
                    } else {
                    }
                    break;

                case PCLZIP_OPT_BY_NAME:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    if (is_string($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]][0] = $p_options_list[$i + 1];
                    } elseif (is_array($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    } else {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }
                    ++$i;
                    break;

                case PCLZIP_OPT_BY_EREG:
                    $p_options_list[$i] = PCLZIP_OPT_BY_PREG;
                    // no break
                case PCLZIP_OPT_BY_PREG:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    if (is_string($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    } else {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }
                    ++$i;
                    break;

                case PCLZIP_OPT_COMMENT:
                case PCLZIP_OPT_ADD_COMMENT:
                case PCLZIP_OPT_PREPEND_COMMENT:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '"
                            . PclZipUtilOptionText($p_options_list[$i])
                            . "'"
                        );

                        return self::errorCode();
                    }

                    if (is_string($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    } else {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Wrong parameter value for option '"
                            . PclZipUtilOptionText($p_options_list[$i])
                            . "'"
                        );

                        return self::errorCode();
                    }
                    ++$i;
                    break;

                case PCLZIP_OPT_BY_INDEX:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_work_list = [];
                    if (is_string($p_options_list[$i + 1])) {
                        $p_options_list[$i + 1] = strtr($p_options_list[$i + 1], ' ', '');

                        $v_work_list = explode(',', $p_options_list[$i + 1]);
                    } elseif (is_int($p_options_list[$i + 1])) {
                        $v_work_list[0] = $p_options_list[$i + 1] . '-' . $p_options_list[$i + 1];
                    } elseif (is_array($p_options_list[$i + 1])) {
                        $v_work_list = $p_options_list[$i + 1];
                    } else {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Value must be integer, string or array for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_sort_flag  = false;
                    $v_sort_value = 0;
                    for ($j = 0; $j < count($v_work_list); ++$j) {
                        $v_item_list      = explode('-', $v_work_list[$j]);
                        $v_size_item_list = count($v_item_list);

                        if (1 == $v_size_item_list) {
                            $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
                            $v_result_list[$p_options_list[$i]][$j]['end']   = $v_item_list[0];
                        } elseif (2 == $v_size_item_list) {
                            $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
                            $v_result_list[$p_options_list[$i]][$j]['end']   = $v_item_list[1];
                        } else {
                            self::privErrorLog(
                                PCLZIP_ERR_INVALID_OPTION_VALUE,
                                "Too many values in index range for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                            );

                            return self::errorCode();
                        }

                        if ($v_result_list[$p_options_list[$i]][$j]['start'] < $v_sort_value) {
                            $v_sort_flag = true;

                            self::privErrorLog(
                                PCLZIP_ERR_INVALID_OPTION_VALUE,
                                "Invalid order of index range for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                            );

                            return self::errorCode();
                        }
                        $v_sort_value = $v_result_list[$p_options_list[$i]][$j]['start'];
                    }

                    if ($v_sort_flag) {
                    }

                    ++$i;
                    break;

                case PCLZIP_OPT_REMOVE_ALL_PATH:
                case PCLZIP_OPT_EXTRACT_AS_STRING:
                case PCLZIP_OPT_NO_COMPRESSION:
                case PCLZIP_OPT_EXTRACT_IN_OUTPUT:
                case PCLZIP_OPT_REPLACE_NEWER:
                case PCLZIP_OPT_STOP_ON_ERROR:
                    $v_result_list[$p_options_list[$i]] = true;
                    break;

                case PCLZIP_OPT_SET_CHMOD:
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    ++$i;
                    break;

                case PCLZIP_CB_PRE_EXTRACT:
                case PCLZIP_CB_POST_EXTRACT:
                case PCLZIP_CB_PRE_ADD:
                case PCLZIP_CB_POST_ADD:
                    /* for futur use
        case PCLZIP_CB_PRE_DELETE :
        case PCLZIP_CB_POST_DELETE :
        case PCLZIP_CB_PRE_LIST :
        case PCLZIP_CB_POST_LIST :
        */
                    if (($i + 1) >= $p_size) {
                        self::privErrorLog(
                            PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_function_name = $p_options_list[$i + 1];

                    if (! function_exists($v_function_name)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Function '" . $v_function_name . "()' is not an existing function for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'"
                        );

                        return self::errorCode();
                    }

                    $v_result_list[$p_options_list[$i]] = $v_function_name;
                    ++$i;
                    break;

                default:
                    self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Unknown parameter '" . $p_options_list[$i] . "'");

                    return self::errorCode();
            }

            ++$i;
        }

        if (false !== $v_requested_options) {
            for ($key = reset($v_requested_options); $key = key($v_requested_options); $key = next($v_requested_options)) {
                if ('mandatory' == $v_requested_options[$key]) {
                    if (! isset($v_result_list[$key])) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_PARAMETER,
                            'Missing mandatory parameter ' . PclZipUtilOptionText($key) . '(' . $key . ')'
                        );

                        return self::errorCode();
                    }
                }
            }
        }

        if (! isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) {
        }

        return $v_result;
    }

    public function privErrorLog($p_error_code = 0, $p_error_string = '')
    {
        if (PCLZIP_ERROR_EXTERNAL == 1) {
            PclError($p_error_code, $p_error_string);
        } else {
            $this->error_code   = $p_error_code;
            $this->error_string = $p_error_string;
        }
    }

    public function errorCode()
    {
        if (PCLZIP_ERROR_EXTERNAL == 1) {
            return PclErrorCode();
        } else {
            return $this->error_code;
        }
    }

    public function privOptionDefaultThreshold(&$p_options)
    {
        $v_result = 1;

        if (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
            || isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])
        ) {
            return $v_result;
        }

        $v_memory_limit = ini_get('memory_limit');
        $v_memory_limit = trim($v_memory_limit);
        $last           = strtolower(substr($v_memory_limit, -1));

        if ('g' == $last) {
            $v_memory_limit = $v_memory_limit * 1073741824;
        }
        if ('m' == $last) {
            $v_memory_limit = $v_memory_limit * 1048576;
        }
        if ('k' == $last) {
            $v_memory_limit = $v_memory_limit * 1024;
        }

        $p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] = floor($v_memory_limit * PCLZIP_TEMPORARY_FILE_RATIO);

        if ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] < 1048576) {
            unset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]);
        }

        return $v_result;
    }

    public function privFileDescrParseAtt(&$p_file_list, &$p_filedescr, $v_options, $v_requested_options = false)
    {
        $v_result = 1;

        foreach ($p_file_list as $v_key => $v_value) {
            if (! isset($v_requested_options[$v_key])) {
                self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file attribute '" . $v_key . "' for this file");

                return self::errorCode();
            }

            switch ($v_key) {
                case PCLZIP_ATT_FILE_NAME:
                    if (! is_string($v_value)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            'Invalid type ' . gettype($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }

                    $p_filedescr['filename'] = PclZipUtilPathReduction($v_value);

                    if ('' == $p_filedescr['filename']) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            "Invalid empty filename for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }

                    break;

                case PCLZIP_ATT_FILE_NEW_SHORT_NAME:
                    if (! is_string($v_value)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            'Invalid type ' . gettype($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }

                    $p_filedescr['new_short_name'] = PclZipUtilPathReduction($v_value);

                    if ('' == $p_filedescr['new_short_name']) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            "Invalid empty short filename for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }
                    break;

                case PCLZIP_ATT_FILE_NEW_FULL_NAME:
                    if (! is_string($v_value)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            'Invalid type ' . gettype($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }

                    $p_filedescr['new_full_name'] = PclZipUtilPathReduction($v_value);

                    if ('' == $p_filedescr['new_full_name']) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            "Invalid empty full filename for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }
                    break;

                case PCLZIP_ATT_FILE_COMMENT:
                    if (! is_string($v_value)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            'Invalid type ' . gettype($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }

                    $p_filedescr['comment'] = $v_value;
                    break;

                case PCLZIP_ATT_FILE_MTIME:
                    if (! is_int($v_value)) {
                        self::privErrorLog(
                            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
                            'Invalid type ' . gettype($v_value) . ". Integer expected for attribute '" . PclZipUtilOptionText($v_key) . "'"
                        );

                        return self::errorCode();
                    }

                    $p_filedescr['mtime'] = $v_value;
                    break;

                case PCLZIP_ATT_FILE_CONTENT:
                    $p_filedescr['content'] = $v_value;
                    break;

                default:
                    self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Unknown parameter '" . $v_key . "'");

                    return self::errorCode();
            }

            if (false !== $v_requested_options) {
                for ($key = reset($v_requested_options); $key = key($v_requested_options); $key = next($v_requested_options)) {
                    if ('mandatory' == $v_requested_options[$key]) {
                        if (! isset($p_file_list[$key])) {
                            self::privErrorLog(
                                PCLZIP_ERR_INVALID_PARAMETER,
                                'Missing mandatory parameter ' . PclZipUtilOptionText($key) . '(' . $key . ')'
                            );

                            return self::errorCode();
                        }
                    }
                }
            }
        }

        return $v_result;
    }

    public function privFileDescrExpand(&$p_filedescr_list, &$p_options)
    {
        $v_result = 1;

        $v_result_list = [];

        for ($i = 0; $i < count($p_filedescr_list); ++$i) {
            $v_descr = $p_filedescr_list[$i];

            $v_descr['filename'] = PclZipUtilTranslateWinPath($v_descr['filename'], false);
            $v_descr['filename'] = PclZipUtilPathReduction($v_descr['filename']);

            if (file_exists($v_descr['filename'])) {
                if (@is_file($v_descr['filename'])) {
                    $v_descr['type'] = 'file';
                } elseif (@is_dir($v_descr['filename'])) {
                    $v_descr['type'] = 'folder';
                } elseif (@is_link($v_descr['filename'])) {
                    continue;
                } else {
                    continue;
                }
            } // ----- Look for string added as file
            elseif (isset($v_descr['content'])) {
                $v_descr['type'] = 'virtual_file';
            } // ----- Missing file
            else {
                self::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '" . $v_descr['filename'] . "' does not exist");

                return self::errorCode();
            }

            $this->privCalculateStoredFilename($v_descr, $p_options);

            $v_result_list[count($v_result_list)] = $v_descr;

            if ('folder' == $v_descr['type']) {
                $v_dirlist_descr = [];
                $v_dirlist_nb    = 0;
                if ($v_folder_handler = @opendir($v_descr['filename'])) {
                    while (false !== ($v_item_handler = @readdir($v_folder_handler))) {
                        if (('.' == $v_item_handler) || ('..' == $v_item_handler)) {
                            continue;
                        }

                        $v_dirlist_descr[$v_dirlist_nb]['filename'] = $v_descr['filename'] . '/' . $v_item_handler;

                        if (($v_descr['stored_filename'] != $v_descr['filename'])
                            && (! isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))
                        ) {
                            if ('' != $v_descr['stored_filename']) {
                                $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_descr['stored_filename'] . '/' . $v_item_handler;
                            } else {
                                $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_item_handler;
                            }
                        }

                        ++$v_dirlist_nb;
                    }

                    @closedir($v_folder_handler);
                } else {
                }

                if (0 != $v_dirlist_nb) {
                    if (1 != ($v_result = $this->privFileDescrExpand($v_dirlist_descr, $p_options))) {
                        return $v_result;
                    }

                    $v_result_list = array_merge($v_result_list, $v_dirlist_descr);
                } else {
                }

                unset($v_dirlist_descr);
            }
        }

        $p_filedescr_list = $v_result_list;

        return $v_result;
    }

    public function privCalculateStoredFilename(&$p_filedescr, &$p_options)
    {
        $v_result = 1;

        $p_filename = $p_filedescr['filename'];
        if (isset($p_options[PCLZIP_OPT_ADD_PATH])) {
            $p_add_dir = $p_options[PCLZIP_OPT_ADD_PATH];
        } else {
            $p_add_dir = '';
        }
        if (isset($p_options[PCLZIP_OPT_REMOVE_PATH])) {
            $p_remove_dir = $p_options[PCLZIP_OPT_REMOVE_PATH];
        } else {
            $p_remove_dir = '';
        }
        if (isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])) {
            $p_remove_all_dir = $p_options[PCLZIP_OPT_REMOVE_ALL_PATH];
        } else {
            $p_remove_all_dir = 0;
        }

        if (isset($p_filedescr['new_full_name'])) {
            $v_stored_filename = PclZipUtilTranslateWinPath($p_filedescr['new_full_name']);
        } // ----- Look for path and/or short name change
        else {
            if (isset($p_filedescr['new_short_name'])) {
                $v_path_info = pathinfo($p_filename);
                $v_dir       = '';
                if ('' != $v_path_info['dirname']) {
                    $v_dir = $v_path_info['dirname'] . '/';
                }
                $v_stored_filename = $v_dir . $p_filedescr['new_short_name'];
            } else {
                $v_stored_filename = $p_filename;
            }

            if ($p_remove_all_dir) {
                $v_stored_filename = basename($p_filename);
            } // ----- Look for partial path remove
            elseif ('' != $p_remove_dir) {
                if ('/' != substr($p_remove_dir, -1)) {
                    $p_remove_dir .= '/';
                }

                if (('./' == substr($p_filename, 0, 2))
                    || ('./' == substr($p_remove_dir, 0, 2))
                ) {
                    if (('./' == substr($p_filename, 0, 2))
                        && ('./' != substr($p_remove_dir, 0, 2))
                    ) {
                        $p_remove_dir = './' . $p_remove_dir;
                    }
                    if (('./' != substr($p_filename, 0, 2))
                        && ('./' == substr($p_remove_dir, 0, 2))
                    ) {
                        $p_remove_dir = substr($p_remove_dir, 2);
                    }
                }

                $v_compare = PclZipUtilPathInclusion(
                    $p_remove_dir,
                    $v_stored_filename
                );
                if ($v_compare > 0) {
                    if (2 == $v_compare) {
                        $v_stored_filename = '';
                    } else {
                        $v_stored_filename = substr($v_stored_filename, strlen($p_remove_dir));
                    }
                }
            }

            $v_stored_filename = PclZipUtilTranslateWinPath($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;
                }
            }
        }

        $v_stored_filename              = PclZipUtilPathReduction($v_stored_filename);
        $p_filedescr['stored_filename'] = $v_stored_filename;

        return $v_result;
    }

    public function privCreate($p_filedescr_list, &$p_result_list, &$p_options)
    {
        $v_result      = 1;
        $v_list_detail = [];

        $this->privDisableMagicQuotes();

        if (1 != ($v_result = $this->privOpenFd('wb'))) {
            return $v_result;
        }

        $v_result = $this->privAddList($p_filedescr_list, $p_result_list, $p_options);

        $this->privCloseFd();

        $this->privSwapBackMagicQuotes();

        return $v_result;
    }

    public function privDisableMagicQuotes()
    {
        $v_result = 1;

        if ((! function_exists('get_magic_quotes_runtime'))
            || (! function_exists('set_magic_quotes_runtime'))
        ) {
            return $v_result;
        }

        if (-1 != $this->magic_quotes_status) {
            return $v_result;
        }

        $this->magic_quotes_status = @get_magic_quotes_runtime();

        if (1 == $this->magic_quotes_status) {
            @set_magic_quotes_runtime(0);
        }

        return $v_result;
    }

    public function privOpenFd($p_mode)
    {
        $v_result = 1;

        if (0 != $this->zip_fd) {
            self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Zip file \'' . $this->zipname . '\' already open');

            return self::errorCode();
        }

        if (0 == ($this->zip_fd = @fopen($this->zipname, $p_mode))) {
            self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname . '\' in ' . $p_mode . ' mode');

            return self::errorCode();
        }

        return $v_result;
    }

    public function privAddList($p_filedescr_list, &$p_result_list, &$p_options)
    {
        $v_result = 1;

        $v_header_list = [];
        if (1 != ($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options))) {
            return $v_result;
        }

        $v_offset = @ftell($this->zip_fd);

        for ($i = 0, $v_count = 0; $i < count($v_header_list); ++$i) {
            if ('ok' == $v_header_list[$i]['status']) {
                if (1 != ($v_result = $this->privWriteCentralFileHeader($v_header_list[$i]))) {
                    return $v_result;
                }
                ++$v_count;
            }

            $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
        }

        $v_comment = '';
        if (isset($p_options[PCLZIP_OPT_COMMENT])) {
            $v_comment = $p_options[PCLZIP_OPT_COMMENT];
        }

        $v_size = @ftell($this->zip_fd) - $v_offset;

        if (1 != ($v_result = $this->privWriteCentralHeader($v_count, $v_size, $v_offset, $v_comment))) {
            unset($v_header_list);

            return $v_result;
        }

        return $v_result;
    }

    public function privAddFileList($p_filedescr_list, &$p_result_list, &$p_options)
    {
        $v_result = 1;
        $v_header = [];

        $v_nb = count($p_result_list);

        for ($j = 0; ($j < count($p_filedescr_list)) && (1 == $v_result); ++$j) {
            $p_filedescr_list[$j]['filename']
                = PclZipUtilTranslateWinPath($p_filedescr_list[$j]['filename'], false);

            if ('' == $p_filedescr_list[$j]['filename']) {
                continue;
            }

            if (('virtual_file' != $p_filedescr_list[$j]['type'])
                && (! file_exists($p_filedescr_list[$j]['filename']))
            ) {
                self::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '" . $p_filedescr_list[$j]['filename'] . "' does not exist");

                return self::errorCode();
            }

            if (('file' == $p_filedescr_list[$j]['type'])
                || ('virtual_file' == $p_filedescr_list[$j]['type'])
                || (('folder' == $p_filedescr_list[$j]['type'])
                    && (! isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])
                        || ! $p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))
            ) {
                $v_result = $this->privAddFile($p_filedescr_list[$j], $v_header, $p_options);
                if (1 != $v_result) {
                    return $v_result;
                }

                $p_result_list[$v_nb++] = $v_header;
            }
        }

        return $v_result;
    }

    public function privAddFile($p_filedescr, &$p_header, &$p_options)
    {
        $v_result = 1;

        $p_filename = $p_filedescr['filename'];

        if ('' == $p_filename) {
            self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid file list parameter (invalid or empty list)');

            return self::errorCode();
        }

        /* TBC : Removed
    if (isset($p_filedescr['stored_filename'])) {
      $v_stored_filename = $p_filedescr['stored_filename'];
    }
    else {
      $v_stored_filename = $p_filedescr['stored_filename'];
    }
    */

        clearstatcache();
        $p_header['version']           = 20;
        $p_header['version_extracted'] = 10;
        $p_header['flag']              = 0;
        $p_header['compression']       = 0;
        $p_header['crc']               = 0;
        $p_header['compressed_size']   = 0;
        $p_header['filename_len']      = strlen($p_filename);
        $p_header['extra_len']         = 0;
        $p_header['disk']              = 0;
        $p_header['internal']          = 0;
        $p_header['offset']            = 0;
        $p_header['filename']          = $p_filename;
        $p_header['stored_filename']   = $p_filedescr['stored_filename'];
        $p_header['extra']             = '';
        $p_header['status']            = 'ok';
        $p_header['index']             = -1;

        if ('file' == $p_filedescr['type']) {
            $p_header['external'] = 0x00000000;
            $p_header['size']     = filesize($p_filename);
        } // ----- Look for regular folder
        elseif ('folder' == $p_filedescr['type']) {
            $p_header['external'] = 0x00000010;
            $p_header['mtime']    = filemtime($p_filename);
            $p_header['size']     = filesize($p_filename);
        } // ----- Look for virtual file
        elseif ('virtual_file' == $p_filedescr['type']) {
            $p_header['external'] = 0x00000000;
            $p_header['size']     = strlen($p_filedescr['content']);
        }

        if (isset($p_filedescr['mtime'])) {
            $p_header['mtime'] = $p_filedescr['mtime'];
        } elseif ('virtual_file' == $p_filedescr['type']) {
            $p_header['mtime'] = time();
        } else {
            $p_header['mtime'] = filemtime($p_filename);
        }

        if (isset($p_filedescr['comment'])) {
            $p_header['comment_len'] = strlen($p_filedescr['comment']);
            $p_header['comment']     = $p_filedescr['comment'];
        } else {
            $p_header['comment_len'] = 0;
            $p_header['comment']     = '';
        }

        if (isset($p_options[PCLZIP_CB_PRE_ADD])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_header, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_PRE_ADD](PCLZIP_CB_PRE_ADD, $v_local_header);
            if (0 == $v_result) {
                $p_header['status'] = 'skipped';
                $v_result           = 1;
            }

            if ($p_header['stored_filename'] != $v_local_header['stored_filename']) {
                $p_header['stored_filename'] = PclZipUtilPathReduction($v_local_header['stored_filename']);
            }
        }

        if ('' == $p_header['stored_filename']) {
            $p_header['status'] = 'filtered';
        }

        if (strlen($p_header['stored_filename']) > 0xFF) {
            $p_header['status'] = 'filename_too_long';
        }

        if ('ok' == $p_header['status']) {
            if ('file' == $p_filedescr['type']) {
                if ((! isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF]))
                    && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON])
                        || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
                            && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_header['size'])))
                ) {
                    $v_result = $this->privAddFileUsingTempFile($p_filedescr, $p_header, $p_options);
                    if ($v_result < PCLZIP_ERR_NO_ERROR) {
                        return $v_result;
                    }
                } // ----- Use "in memory" zip algo
                else {
                    if (0 == ($v_file = @fopen($p_filename, 'r'))) {
                        self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");

                        return self::errorCode();
                    }

                    $v_content = @fread($v_file, $p_header['size']);

                    @fclose($v_file);

                    $p_header['crc'] = @crc32($v_content);

                    if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) {
                        $p_header['compressed_size'] = $p_header['size'];
                        $p_header['compression']     = 0;
                    } // ----- Look for normal compression
                    else {
                        $v_content = @gzdeflate($v_content);

                        $p_header['compressed_size'] = strlen($v_content);
                        $p_header['compression']     = 8;
                    }

                    if (1 != ($v_result = $this->privWriteFileHeader($p_header))) {
                        @fclose($v_file);

                        return $v_result;
                    }

                    @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']);
                }
            } // ----- Look for a virtual file (a file from string)
            elseif ('virtual_file' == $p_filedescr['type']) {
                $v_content = $p_filedescr['content'];

                $p_header['crc'] = @crc32($v_content);

                if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) {
                    $p_header['compressed_size'] = $p_header['size'];
                    $p_header['compression']     = 0;
                } // ----- Look for normal compression
                else {
                    $v_content = @gzdeflate($v_content);

                    $p_header['compressed_size'] = strlen($v_content);
                    $p_header['compression']     = 8;
                }

                if (1 != ($v_result = $this->privWriteFileHeader($p_header))) {
                    return $v_result;
                }

                @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']);
            } // ----- Look for a directory
            elseif ('folder' == $p_filedescr['type']) {
                if ('/' != @substr($p_header['stored_filename'], -1)) {
                    $p_header['stored_filename'] .= '/';
                }

                $p_header['size']     = 0;
                $p_header['external'] = 0x00000010; // Value for a folder : to be checked

                if (1 != ($v_result = $this->privWriteFileHeader($p_header))) {
                    return $v_result;
                }
            }
        }

        if (isset($p_options[PCLZIP_CB_POST_ADD])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_header, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_POST_ADD](PCLZIP_CB_POST_ADD, $v_local_header);
            if (0 == $v_result) {
                $v_result = 1;
            }
        }

        return $v_result;
    }

    public function privConvertHeader2FileInfo($p_header, &$p_info)
    {
        $v_result = 1;

        $v_temp_path               = PclZipUtilPathReduction($p_header['filename']);
        $p_info['filename']        = $v_temp_path;
        $v_temp_path               = PclZipUtilPathReduction($p_header['stored_filename']);
        $p_info['stored_filename'] = $v_temp_path;
        $p_info['size']            = $p_header['size'];
        $p_info['compressed_size'] = $p_header['compressed_size'];
        $p_info['mtime']           = $p_header['mtime'];
        $p_info['comment']         = $p_header['comment'];
        $p_info['folder']          = (($p_header['external'] & 0x00000010) == 0x00000010);
        $p_info['index']           = $p_header['index'];
        $p_info['status']          = $p_header['status'];
        $p_info['crc']             = $p_header['crc'];

        return $v_result;
    }

    public function privAddFileUsingTempFile($p_filedescr, &$p_header, &$p_options)
    {
        $v_result = PCLZIP_ERR_NO_ERROR;

        $p_filename = $p_filedescr['filename'];

        if (0 == ($v_file = @fopen($p_filename, 'r'))) {
            self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");

            return self::errorCode();
        }

        $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.gz';
        if (0 == ($v_file_compressed = @gzopen($v_gzip_temp_name, 'wb'))) {
            fclose($v_file);
            self::privErrorLog(
                PCLZIP_ERR_WRITE_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_gzip_temp_name . '\' in binary write mode'
            );

            return self::errorCode();
        }

        $v_size = filesize($p_filename);
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($v_file, $v_read_size);
            @gzputs($v_file_compressed, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        @fclose($v_file);
        @gzclose($v_file_compressed);

        if (filesize($v_gzip_temp_name) < 18) {
            self::privErrorLog(
                PCLZIP_ERR_BAD_FORMAT,
                'gzip temporary file \'' . $v_gzip_temp_name . '\' has invalid filesize - should be minimum 18 bytes'
            );

            return self::errorCode();
        }

        if (0 == ($v_file_compressed = @fopen($v_gzip_temp_name, 'r'))) {
            self::privErrorLog(
                PCLZIP_ERR_READ_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_gzip_temp_name . '\' in binary read mode'
            );

            return self::errorCode();
        }

        $v_binary_data = @fread($v_file_compressed, 10);
        $v_data_header = unpack('a1id1/a1id2/a1cm/a1flag/Vmtime/a1xfl/a1os', $v_binary_data);

        $v_data_header['os'] = bin2hex($v_data_header['os']);

        @fseek($v_file_compressed, filesize($v_gzip_temp_name) - 8);
        $v_binary_data = @fread($v_file_compressed, 8);
        $v_data_footer = unpack('Vcrc/Vcompressed_size', $v_binary_data);

        $p_header['compression']     = ord($v_data_header['cm']);
        $p_header['crc']             = $v_data_footer['crc'];
        $p_header['compressed_size'] = filesize($v_gzip_temp_name) - 18;

        @fclose($v_file_compressed);

        if (1 != ($v_result = $this->privWriteFileHeader($p_header))) {
            return $v_result;
        }

        if (0 == ($v_file_compressed = @fopen($v_gzip_temp_name, 'r'))) {
            self::privErrorLog(
                PCLZIP_ERR_READ_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_gzip_temp_name . '\' in binary read mode'
            );

            return self::errorCode();
        }

        fseek($v_file_compressed, 10);
        $v_size = $p_header['compressed_size'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($v_file_compressed, $v_read_size);
            @fwrite($this->zip_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        @fclose($v_file_compressed);

        @unlink($v_gzip_temp_name);

        return $v_result;
    }

    public function privWriteFileHeader(&$p_header)
    {
        $v_result = 1;

        $p_header['offset'] = ftell($this->zip_fd);

        $v_date  = getdate($p_header['mtime']);
        $v_mtime = ($v_date['hours'] << 11)        + ($v_date['minutes'] << 5) + $v_date['seconds'] / 2;
        $v_mdate = (($v_date['year'] - 1980) << 9) + ($v_date['mon'] << 5) + $v_date['mday'];

        $v_binary_data = pack(
            'VvvvvvVVVvv',
            0x04034b50,
            $p_header['version_extracted'],
            $p_header['flag'],
            $p_header['compression'],
            $v_mtime,
            $v_mdate,
            $p_header['crc'],
            $p_header['compressed_size'],
            $p_header['size'],
            strlen($p_header['stored_filename']),
            $p_header['extra_len']
        );

        fwrite($this->zip_fd, $v_binary_data, 30);

        if (0 != strlen($p_header['stored_filename'])) {
            fwrite($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
        }
        if (0 != $p_header['extra_len']) {
            fwrite($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
        }

        return $v_result;
    }

    public function privWriteCentralFileHeader(&$p_header)
    {
        $v_result = 1;

        $v_date  = getdate($p_header['mtime']);
        $v_mtime = ($v_date['hours'] << 11)        + ($v_date['minutes'] << 5) + $v_date['seconds'] / 2;
        $v_mdate = (($v_date['year'] - 1980) << 9) + ($v_date['mon'] << 5) + $v_date['mday'];

        $v_binary_data = pack(
            'VvvvvvvVVVvvvvvVV',
            0x02014b50,
            $p_header['version'],
            $p_header['version_extracted'],
            $p_header['flag'],
            $p_header['compression'],
            $v_mtime,
            $v_mdate,
            $p_header['crc'],
            $p_header['compressed_size'],
            $p_header['size'],
            strlen($p_header['stored_filename']),
            $p_header['extra_len'],
            $p_header['comment_len'],
            $p_header['disk'],
            $p_header['internal'],
            $p_header['external'],
            $p_header['offset']
        );

        fwrite($this->zip_fd, $v_binary_data, 46);

        if (0 != strlen($p_header['stored_filename'])) {
            fwrite($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
        }
        if (0 != $p_header['extra_len']) {
            fwrite($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
        }
        if (0 != $p_header['comment_len']) {
            fwrite($this->zip_fd, $p_header['comment'], $p_header['comment_len']);
        }

        return $v_result;
    }

    public function privWriteCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment)
    {
        $v_result = 1;

        $v_binary_data = pack('VvvvvVVv', 0x06054b50, 0, 0, $p_nb_entries, $p_nb_entries, $p_size, $p_offset, strlen($p_comment));

        fwrite($this->zip_fd, $v_binary_data, 22);

        if (0 != strlen($p_comment)) {
            fwrite($this->zip_fd, $p_comment, strlen($p_comment));
        }

        return $v_result;
    }

    public function privCloseFd()
    {
        $v_result = 1;

        if (0 != $this->zip_fd) {
            @fclose($this->zip_fd);
        }
        $this->zip_fd = 0;

        return $v_result;
    }

    public function privSwapBackMagicQuotes()
    {
        $v_result = 1;

        if ((! function_exists('get_magic_quotes_runtime'))
            || (! function_exists('set_magic_quotes_runtime'))
        ) {
            return $v_result;
        }

        if (-1 != $this->magic_quotes_status) {
            return $v_result;
        }

        if (1 == $this->magic_quotes_status) {
            @set_magic_quotes_runtime($this->magic_quotes_status);
        }

        return $v_result;
    }

    public function add($p_filelist)
    {
        $v_result = 1;

        $this->privErrorReset();

        $v_options                            = [];
        $v_options[PCLZIP_OPT_NO_COMPRESSION] = false;

        $v_size = func_num_args();

        if ($v_size > 1) {
            $v_arg_list = func_get_args();

            array_shift($v_arg_list);
            --$v_size;

            if ((is_int($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions(
                    $v_arg_list,
                    $v_size,
                    $v_options,
                    [
                        PCLZIP_OPT_REMOVE_PATH         => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH     => 'optional',
                        PCLZIP_OPT_ADD_PATH            => 'optional',
                        PCLZIP_CB_PRE_ADD              => 'optional',
                        PCLZIP_CB_POST_ADD             => 'optional',
                        PCLZIP_OPT_NO_COMPRESSION      => 'optional',
                        PCLZIP_OPT_COMMENT             => 'optional',
                        PCLZIP_OPT_ADD_COMMENT         => 'optional',
                        PCLZIP_OPT_PREPEND_COMMENT     => 'optional',
                        PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
                        PCLZIP_OPT_TEMP_FILE_ON        => 'optional',
                        PCLZIP_OPT_TEMP_FILE_OFF       => 'optional',
                    ]
                );
                if (1 != $v_result) {
                    return 0;
                }
            } // ----- Look for 2 args
            else {
                $v_options[PCLZIP_OPT_ADD_PATH] = $v_add_path = $v_arg_list[0];

                if (2 == $v_size) {
                    $v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
                } elseif ($v_size > 2) {
                    self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid number / type of arguments');

                    return 0;
                }
            }
        }

        $this->privOptionDefaultThreshold($v_options);

        $v_string_list    = [];
        $v_att_list       = [];
        $v_filedescr_list = [];
        $p_result_list    = [];

        if (is_array($p_filelist)) {
            if (isset($p_filelist[0]) && is_array($p_filelist[0])) {
                $v_att_list = $p_filelist;
            } // ----- The list is a list of string names
            else {
                $v_string_list = $p_filelist;
            }
        } // ----- Look if the $p_filelist is a string
        elseif (is_string($p_filelist)) {
            $v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist);
        } // ----- Invalid variable type for $p_filelist
        else {
            self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type '" . gettype($p_filelist) . "' for p_filelist");

            return 0;
        }

        if (0 != count($v_string_list)) {
            foreach ($v_string_list as $v_string) {
                $v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
            }
        }

        $v_supported_attributes
            = [
                PCLZIP_ATT_FILE_NAME           => 'mandatory',
                PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional',
                PCLZIP_ATT_FILE_NEW_FULL_NAME  => 'optional',
                PCLZIP_ATT_FILE_MTIME          => 'optional',
                PCLZIP_ATT_FILE_CONTENT        => 'optional',
                PCLZIP_ATT_FILE_COMMENT        => 'optional',
            ];
        foreach ($v_att_list as $v_entry) {
            $v_result = $this->privFileDescrParseAtt($v_entry, $v_filedescr_list, $v_options, $v_supported_attributes);
            if (1 != $v_result) {
                return 0;
            }
        }

        $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options);
        if (1 != $v_result) {
            return 0;
        }

        $v_result = $this->privAdd($v_filedescr_list, $p_result_list, $v_options);
        if (1 != $v_result) {
            return 0;
        }

        return $p_result_list;
    }

    public function privAdd($p_filedescr_list, &$p_result_list, &$p_options)
    {
        $v_result      = 1;
        $v_list_detail = [];

        if ((! is_file($this->zipname)) || (0 == filesize($this->zipname))) {
            $v_result = $this->privCreate($p_filedescr_list, $p_result_list, $p_options);

            return $v_result;
        }
        $this->privDisableMagicQuotes();

        if (1 != ($v_result = $this->privOpenFd('rb'))) {
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        $v_central_dir = [];
        if (1 != ($v_result = $this->privReadEndCentralDir($v_central_dir))) {
            $this->privCloseFd();
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        @rewind($this->zip_fd);

        $v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';

        if (0 == ($v_zip_temp_fd = @fopen($v_zip_temp_name, 'w'))) {
            $this->privCloseFd();
            $this->privSwapBackMagicQuotes();

            self::privErrorLog(
                PCLZIP_ERR_READ_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_zip_temp_name . '\' in binary write mode'
            );

            return self::errorCode();
        }

        $v_size = $v_central_dir['offset'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = fread($this->zip_fd, $v_read_size);
            @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $v_swap        = $this->zip_fd;
        $this->zip_fd  = $v_zip_temp_fd;
        $v_zip_temp_fd = $v_swap;

        $v_header_list = [];
        if (1 != ($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options))) {
            fclose($v_zip_temp_fd);
            $this->privCloseFd();
            @unlink($v_zip_temp_name);
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        $v_offset = @ftell($this->zip_fd);

        $v_size = $v_central_dir['size'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($v_zip_temp_fd, $v_read_size);
            @fwrite($this->zip_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        for ($i = 0, $v_count = 0; $i < count($v_header_list); ++$i) {
            if ('ok' == $v_header_list[$i]['status']) {
                if (1 != ($v_result = $this->privWriteCentralFileHeader($v_header_list[$i]))) {
                    fclose($v_zip_temp_fd);
                    $this->privCloseFd();
                    @unlink($v_zip_temp_name);
                    $this->privSwapBackMagicQuotes();

                    return $v_result;
                }
                ++$v_count;
            }

            $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
        }

        $v_comment = $v_central_dir['comment'];
        if (isset($p_options[PCLZIP_OPT_COMMENT])) {
            $v_comment = $p_options[PCLZIP_OPT_COMMENT];
        }
        if (isset($p_options[PCLZIP_OPT_ADD_COMMENT])) {
            $v_comment = $v_comment . $p_options[PCLZIP_OPT_ADD_COMMENT];
        }
        if (isset($p_options[PCLZIP_OPT_PREPEND_COMMENT])) {
            $v_comment = $p_options[PCLZIP_OPT_PREPEND_COMMENT] . $v_comment;
        }

        $v_size = @ftell($this->zip_fd) - $v_offset;

        if (1 != ($v_result = $this->privWriteCentralHeader($v_count + $v_central_dir['entries'], $v_size, $v_offset, $v_comment))) {
            unset($v_header_list);
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        $v_swap        = $this->zip_fd;
        $this->zip_fd  = $v_zip_temp_fd;
        $v_zip_temp_fd = $v_swap;

        $this->privCloseFd();

        @fclose($v_zip_temp_fd);

        $this->privSwapBackMagicQuotes();

        @unlink($this->zipname);

        PclZipUtilRename($v_zip_temp_name, $this->zipname);

        return $v_result;
    }

    public function privReadEndCentralDir(&$p_central_dir)
    {
        $v_pos    = null;
        $v_result = 1;

        $v_size = filesize($this->zipname);
        @fseek($this->zip_fd, $v_size);
        if (@ftell($this->zip_fd) != $v_size) {
            self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to go to the end of the archive \'' . $this->zipname . '\'');

            return self::errorCode();
        }

        $v_found = 0;
        if ($v_size > 26) {
            @fseek($this->zip_fd, $v_size - 22);
            if (($v_pos = @ftell($this->zip_fd)) != ($v_size - 22)) {
                self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \'' . $this->zipname . '\'');

                return self::errorCode();
            }

            $v_binary_data = @fread($this->zip_fd, 4);
            $v_data        = @unpack('Vid', $v_binary_data);

            if (0x06054b50 == $v_data['id']) {
                $v_found = 1;
            }

            $v_pos = ftell($this->zip_fd);
        }

        if (! $v_found) {
            $v_maximum_size = 65557; // 0xFFFF + 22;
            if ($v_maximum_size > $v_size) {
                $v_maximum_size = $v_size;
            }
            @fseek($this->zip_fd, $v_size - $v_maximum_size);
            if (@ftell($this->zip_fd) != ($v_size - $v_maximum_size)) {
                self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \'' . $this->zipname . '\'');

                return self::errorCode();
            }

            $v_pos   = ftell($this->zip_fd);
            $v_bytes = 0x00000000;
            while ($v_pos < $v_size) {
                $v_byte = @fread($this->zip_fd, 1);

                $v_bytes = (($v_bytes & 0xFFFFFF) << 8) | ord($v_byte);

                if (0x504b0506 == $v_bytes) {
                    ++$v_pos;
                    break;
                }

                ++$v_pos;
            }

            if ($v_pos == $v_size) {
                self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to find End of Central Dir Record signature');

                return self::errorCode();
            }
        }

        $v_binary_data = fread($this->zip_fd, 18);

        if (18 != strlen($v_binary_data)) {
            self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid End of Central Dir Record size : ' . strlen($v_binary_data));

            return self::errorCode();
        }

        $v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $v_binary_data);

        if (($v_pos + $v_data['comment_size'] + 18) != $v_size) {
            if (0) {
                self::privErrorLog(
                    PCLZIP_ERR_BAD_FORMAT,
                    'The central dir is not at the end of the archive.'
                    . ' Some trailing bytes exists after the archive.'
                );

                return self::errorCode();
            }
        }

        if (0 != $v_data['comment_size']) {
            $p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']);
        } else {
            $p_central_dir['comment'] = '';
        }

        $p_central_dir['entries']      = $v_data['entries'];
        $p_central_dir['disk_entries'] = $v_data['disk_entries'];
        $p_central_dir['offset']       = $v_data['offset'];
        $p_central_dir['size']         = $v_data['size'];
        $p_central_dir['disk']         = $v_data['disk'];
        $p_central_dir['disk_start']   = $v_data['disk_start'];

        return $v_result;
    }

    public function listContent()
    {
        $v_result = 1;

        $this->privErrorReset();

        if (! $this->privCheckFormat()) {
            return 0;
        }

        $p_list = [];
        if (1 != ($v_result = $this->privList($p_list))) {
            unset($p_list);

            return 0;
        }

        return $p_list;
    }

    public function privCheckFormat($p_level = 0)
    {
        $v_result = true;

        clearstatcache();

        $this->privErrorReset();

        if (! is_file($this->zipname)) {
            self::privErrorLog(PCLZIP_ERR_MISSING_FILE, "Missing archive file '" . $this->zipname . "'");

            return false;
        }

        if (! is_readable($this->zipname)) {
            self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to read archive '" . $this->zipname . "'");

            return false;
        }

        return $v_result;
    }

    public function privList(&$p_list)
    {
        $v_result = 1;

        $this->privDisableMagicQuotes();

        if (0 == ($this->zip_fd = @fopen($this->zipname, 'r'))) {
            $this->privSwapBackMagicQuotes();

            self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname . '\' in binary read mode');

            return self::errorCode();
        }

        $v_central_dir = [];
        if (1 != ($v_result = $this->privReadEndCentralDir($v_central_dir))) {
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        @rewind($this->zip_fd);
        if (@fseek($this->zip_fd, $v_central_dir['offset'])) {
            $this->privSwapBackMagicQuotes();

            self::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');

            return self::errorCode();
        }

        for ($i = 0; $i < $v_central_dir['entries']; ++$i) {
            if (1 != ($v_result = $this->privReadCentralFileHeader($v_header))) {
                $this->privSwapBackMagicQuotes();

                return $v_result;
            }
            $v_header['index'] = $i;

            $this->privConvertHeader2FileInfo($v_header, $p_list[$i]);
            unset($v_header);
        }

        $this->privCloseFd();

        $this->privSwapBackMagicQuotes();

        return $v_result;
    }

    public function privReadCentralFileHeader(&$p_header)
    {
        $v_result = 1;

        $v_binary_data = @fread($this->zip_fd, 4);
        $v_data        = unpack('Vid', $v_binary_data);

        if (0x02014b50 != $v_data['id']) {
            self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');

            return self::errorCode();
        }

        $v_binary_data = fread($this->zip_fd, 42);

        if (42 != strlen($v_binary_data)) {
            $p_header['filename'] = '';
            $p_header['status']   = 'invalid_header';

            self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid block size : ' . strlen($v_binary_data));

            return self::errorCode();
        }

        $p_header = unpack(
            'vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset',
            $v_binary_data
        );

        if (0 != $p_header['filename_len']) {
            $p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']);
        } else {
            $p_header['filename'] = '';
        }

        if (0 != $p_header['extra_len']) {
            $p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']);
        } else {
            $p_header['extra'] = '';
        }

        if (0 != $p_header['comment_len']) {
            $p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']);
        } else {
            $p_header['comment'] = '';
        }

        if (1) {
            $v_hour    = ($p_header['mtime'] & 0xF800) >> 11;
            $v_minute  = ($p_header['mtime'] & 0x07E0) >> 5;
            $v_seconde = ($p_header['mtime'] & 0x001F) * 2;

            $v_year  = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
            $v_month = ($p_header['mdate'] & 0x01E0) >> 5;
            $v_day   = $p_header['mdate'] & 0x001F;

            $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
        } else {
            $p_header['mtime'] = time();
        }

        $p_header['stored_filename'] = $p_header['filename'];

        $p_header['status'] = 'ok';

        if ('/' == substr($p_header['filename'], -1)) {
            $p_header['external'] = 0x00000010;
        }

        return $v_result;
    }

    public function extract()
    {
        $v_result = 1;

        $this->privErrorReset();

        if (! $this->privCheckFormat()) {
            return 0;
        }

        $v_options         = [];
        $v_path            = '';
        $v_remove_path     = '';
        $v_remove_all_path = false;

        $v_size = func_num_args();

        $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = false;

        if ($v_size > 0) {
            $v_arg_list = func_get_args();

            if ((is_int($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions(
                    $v_arg_list,
                    $v_size,
                    $v_options,
                    [
                        PCLZIP_OPT_PATH                    => 'optional',
                        PCLZIP_OPT_REMOVE_PATH             => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH         => 'optional',
                        PCLZIP_OPT_ADD_PATH                => 'optional',
                        PCLZIP_CB_PRE_EXTRACT              => 'optional',
                        PCLZIP_CB_POST_EXTRACT             => 'optional',
                        PCLZIP_OPT_SET_CHMOD               => 'optional',
                        PCLZIP_OPT_BY_NAME                 => 'optional',
                        PCLZIP_OPT_BY_EREG                 => 'optional',
                        PCLZIP_OPT_BY_PREG                 => 'optional',
                        PCLZIP_OPT_BY_INDEX                => 'optional',
                        PCLZIP_OPT_EXTRACT_AS_STRING       => 'optional',
                        PCLZIP_OPT_EXTRACT_IN_OUTPUT       => 'optional',
                        PCLZIP_OPT_REPLACE_NEWER           => 'optional',
                        PCLZIP_OPT_STOP_ON_ERROR           => 'optional',
                        PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional',
                        PCLZIP_OPT_TEMP_FILE_THRESHOLD     => 'optional',
                        PCLZIP_OPT_TEMP_FILE_ON            => 'optional',
                        PCLZIP_OPT_TEMP_FILE_OFF           => 'optional',
                    ]
                );
                if (1 != $v_result) {
                    return 0;
                }

                if (isset($v_options[PCLZIP_OPT_PATH])) {
                    $v_path = $v_options[PCLZIP_OPT_PATH];
                }
                if (isset($v_options[PCLZIP_OPT_REMOVE_PATH])) {
                    $v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
                }
                if (isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])) {
                    $v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
                }
                if (isset($v_options[PCLZIP_OPT_ADD_PATH])) {
                    if ((strlen($v_path) > 0) && ('/' != substr($v_path, -1))) {
                        $v_path .= '/';
                    }
                    $v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
                }
            } // ----- Look for 2 args
            else {
                $v_path = $v_arg_list[0];

                if (2 == $v_size) {
                    $v_remove_path = $v_arg_list[1];
                } elseif ($v_size > 2) {
                    self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid number / type of arguments');

                    return 0;
                }
            }
        }

        $this->privOptionDefaultThreshold($v_options);

        $p_list   = [];
        $v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options);
        if ($v_result < 1) {
            unset($p_list);

            return 0;
        }

        return $p_list;
    }

    public function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
    {
        $v_result = 1;

        $this->privDisableMagicQuotes();

        if (('' == $p_path)
            || (('/' != substr($p_path, 0, 1))
                && ('../' != substr($p_path, 0, 3))
                && (':/' != substr($p_path, 1, 2)))
        ) {
            $p_path = './' . $p_path;
        }

        if (('./' != $p_path) && ('/' != $p_path)) {
            while ('/' == substr($p_path, -1)) {
                $p_path = substr($p_path, 0, strlen($p_path) - 1);
            }
        }

        if (('' != $p_remove_path) && ('/' != substr($p_remove_path, -1))) {
            $p_remove_path .= '/';
        }
        $p_remove_path_size = strlen($p_remove_path);

        if (1 != ($v_result = $this->privOpenFd('rb'))) {
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        $v_central_dir = [];
        if (1 != ($v_result = $this->privReadEndCentralDir($v_central_dir))) {
            $this->privCloseFd();
            $this->privSwapBackMagicQuotes();

            return $v_result;
        }

        $v_pos_entry = $v_central_dir['offset'];

        $j_start = 0;
        for ($i = 0, $v_nb_extracted = 0; $i < $v_central_dir['entries']; ++$i) {
            @rewind($this->zip_fd);
            if (@fseek($this->zip_fd, $v_pos_entry)) {
                $this->privCloseFd();
                $this->privSwapBackMagicQuotes();

                self::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');

                return self::errorCode();
            }

            $v_header = [];
            if (1 != ($v_result = $this->privReadCentralFileHeader($v_header))) {
                $this->privCloseFd();
                $this->privSwapBackMagicQuotes();

                return $v_result;
            }

            $v_header['index'] = $i;

            $v_pos_entry = ftell($this->zip_fd);

            $v_extract = false;

            if ((isset($p_options[PCLZIP_OPT_BY_NAME]))
                && (0 != $p_options[PCLZIP_OPT_BY_NAME])
            ) {
                for ($j = 0; ($j < count($p_options[PCLZIP_OPT_BY_NAME])) && (! $v_extract); ++$j) {
                    if ('/' == substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1)) {
                        if ((strlen($v_header['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
                            && ($p_options[PCLZIP_OPT_BY_NAME][$j] == substr(
                                $v_header['stored_filename'],
                                0,
                                strlen($p_options[PCLZIP_OPT_BY_NAME][$j])
                            ))
                        ) {
                            $v_extract = true;
                        }
                    } // ----- Look for a filename
                    elseif ($p_options[PCLZIP_OPT_BY_NAME][$j] == $v_header['stored_filename']) {
                        $v_extract = true;
                    }
                }
            } // ----- Look for extract by ereg rule
            /*
      else if (   (isset($p_options[PCLZIP_OPT_BY_EREG]))
               && ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
          if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header['stored_filename'])) {
              $v_extract = true;
          }
      }
             */

            elseif ((isset($p_options[PCLZIP_OPT_BY_PREG]))
                && ('' != $p_options[PCLZIP_OPT_BY_PREG])
            ) {
                if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header['stored_filename'])) {
                    $v_extract = true;
                }
            } // ----- Look for extract by index rule
            elseif ((isset($p_options[PCLZIP_OPT_BY_INDEX]))
                && (0 != $p_options[PCLZIP_OPT_BY_INDEX])
            ) {
                for ($j = $j_start; ($j < count($p_options[PCLZIP_OPT_BY_INDEX])) && (! $v_extract); ++$j) {
                    if (($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i <= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])) {
                        $v_extract = true;
                    }
                    if ($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
                        $j_start = $j + 1;
                    }

                    if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start'] > $i) {
                        break;
                    }
                }
            } // ----- Look for no rule, which means extract all the archive
            else {
                $v_extract = true;
            }

            if (($v_extract)
                && ((8 != $v_header['compression'])
                    && (0 != $v_header['compression']))
            ) {
                $v_header['status'] = 'unsupported_compression';

                if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
                    && (true === $p_options[PCLZIP_OPT_STOP_ON_ERROR])
                ) {
                    $this->privSwapBackMagicQuotes();

                    self::privErrorLog(
                        PCLZIP_ERR_UNSUPPORTED_COMPRESSION,
                        "Filename '" . $v_header['stored_filename'] . "' is "
                        . 'compressed by an unsupported compression '
                        . 'method (' . $v_header['compression'] . ') '
                    );

                    return self::errorCode();
                }
            }

            if (($v_extract) && (($v_header['flag'] & 1) == 1)) {
                $v_header['status'] = 'unsupported_encryption';

                if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
                    && (true === $p_options[PCLZIP_OPT_STOP_ON_ERROR])
                ) {
                    $this->privSwapBackMagicQuotes();

                    self::privErrorLog(
                        PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
                        'Unsupported encryption for '
                        . " filename '" . $v_header['stored_filename']
                        . "'"
                    );

                    return self::errorCode();
                }
            }

            if (($v_extract) && ('ok' != $v_header['status'])) {
                $v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++]);
                if (1 != $v_result) {
                    $this->privCloseFd();
                    $this->privSwapBackMagicQuotes();

                    return $v_result;
                }

                $v_extract = false;
            }

            if ($v_extract) {
                @rewind($this->zip_fd);
                if (@fseek($this->zip_fd, $v_header['offset'])) {
                    $this->privCloseFd();

                    $this->privSwapBackMagicQuotes();

                    self::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');

                    return self::errorCode();
                }

                if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]) {
                    $v_string = '';

                    $v_result1 = $this->privExtractFileAsString($v_header, $v_string, $p_options);
                    if ($v_result1 < 1) {
                        $this->privCloseFd();
                        $this->privSwapBackMagicQuotes();

                        return $v_result1;
                    }

                    if (1 != ($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted]))) {
                        $this->privCloseFd();
                        $this->privSwapBackMagicQuotes();

                        return $v_result;
                    }

                    $p_file_list[$v_nb_extracted]['content'] = $v_string;

                    ++$v_nb_extracted;

                    if (2 == $v_result1) {
                        break;
                    }
                } // ----- Look for extraction in standard output
                elseif ((isset($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT]))
                    && ($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])
                ) {
                    $v_result1 = $this->privExtractFileInOutput($v_header, $p_options);
                    if ($v_result1 < 1) {
                        $this->privCloseFd();
                        $this->privSwapBackMagicQuotes();

                        return $v_result1;
                    }

                    if (1 != ($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++]))) {
                        $this->privCloseFd();
                        $this->privSwapBackMagicQuotes();

                        return $v_result;
                    }

                    if (2 == $v_result1) {
                        break;
                    }
                } // ----- Look for normal extraction
                else {
                    $v_result1 = $this->privExtractFile($v_header, $p_path, $p_remove_path, $p_remove_all_path, $p_options);
                    if ($v_result1 < 1) {
                        $this->privCloseFd();
                        $this->privSwapBackMagicQuotes();

                        return $v_result1;
                    }

                    if (1 != ($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++]))) {
                        $this->privCloseFd();
                        $this->privSwapBackMagicQuotes();

                        return $v_result;
                    }

                    if (2 == $v_result1) {
                        break;
                    }
                }
            }
        }

        $this->privCloseFd();
        $this->privSwapBackMagicQuotes();

        return $v_result;
    }

    public function privExtractFileAsString(&$p_entry, &$p_string, &$p_options)
    {
        $v_result = 1;

        $v_header = [];
        if (1 != ($v_result = $this->privReadFileHeader($v_header))) {
            return $v_result;
        }

        if (1 != $this->privCheckFileHeaders($v_header, $p_entry)) {
        }

        if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header);
            if (0 == $v_result) {
                $p_entry['status'] = 'skipped';
                $v_result          = 1;
            }

            if (2 == $v_result) {
                $p_entry['status'] = 'aborted';
                $v_result          = PCLZIP_ERR_USER_ABORTED;
            }

            $p_entry['filename'] = $v_local_header['filename'];
        }

        if ('ok' == $p_entry['status']) {
            if (! (($p_entry['external'] & 0x00000010) == 0x00000010)) {
                if (0 == $p_entry['compression']) {
                    $p_string = @fread($this->zip_fd, $p_entry['compressed_size']);
                } else {
                    $v_data = @fread($this->zip_fd, $p_entry['compressed_size']);

                    if (false === ($p_string = @gzinflate($v_data))) {
                    }
                }
            } else {
            }
        }

        if ('aborted' == $p_entry['status']) {
            $p_entry['status'] = 'skipped';
        } // ----- Look for post-extract callback
        elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);

            $v_local_header['content'] = $p_string;
            $p_string                  = '';

            $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header);

            $p_string = $v_local_header['content'];
            unset($v_local_header['content']);

            if (2 == $v_result) {
                $v_result = PCLZIP_ERR_USER_ABORTED;
            }
        }

        return $v_result;
    }

    public function privReadFileHeader(&$p_header)
    {
        $v_result = 1;

        $v_binary_data = @fread($this->zip_fd, 4);
        $v_data        = unpack('Vid', $v_binary_data);

        if (0x04034b50 != $v_data['id']) {
            self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');

            return self::errorCode();
        }

        $v_binary_data = fread($this->zip_fd, 26);

        if (26 != strlen($v_binary_data)) {
            $p_header['filename'] = '';
            $p_header['status']   = 'invalid_header';

            self::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid block size : ' . strlen($v_binary_data));

            return self::errorCode();
        }

        $v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $v_binary_data);

        $p_header['filename'] = fread($this->zip_fd, $v_data['filename_len']);

        if (0 != $v_data['extra_len']) {
            $p_header['extra'] = fread($this->zip_fd, $v_data['extra_len']);
        } else {
            $p_header['extra'] = '';
        }

        $p_header['version_extracted'] = $v_data['version'];
        $p_header['compression']       = $v_data['compression'];
        $p_header['size']              = $v_data['size'];
        $p_header['compressed_size']   = $v_data['compressed_size'];
        $p_header['crc']               = $v_data['crc'];
        $p_header['flag']              = $v_data['flag'];
        $p_header['filename_len']      = $v_data['filename_len'];

        $p_header['mdate'] = $v_data['mdate'];
        $p_header['mtime'] = $v_data['mtime'];
        if ($p_header['mdate'] && $p_header['mtime']) {
            $v_hour    = ($p_header['mtime'] & 0xF800) >> 11;
            $v_minute  = ($p_header['mtime'] & 0x07E0) >> 5;
            $v_seconde = ($p_header['mtime'] & 0x001F) * 2;

            $v_year  = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
            $v_month = ($p_header['mdate'] & 0x01E0) >> 5;
            $v_day   = $p_header['mdate'] & 0x001F;

            $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
        } else {
            $p_header['mtime'] = time();
        }

        $p_header['stored_filename'] = $p_header['filename'];

        $p_header['status'] = 'ok';

        return $v_result;
    }

    public function privCheckFileHeaders(&$p_local_header, &$p_central_header)
    {
        $v_result = 1;

        if ($p_local_header['filename'] != $p_central_header['filename']) {
        }
        if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']) {
        }
        if ($p_local_header['flag'] != $p_central_header['flag']) {
        }
        if ($p_local_header['compression'] != $p_central_header['compression']) {
        }
        if ($p_local_header['mtime'] != $p_central_header['mtime']) {
        }
        if ($p_local_header['filename_len'] != $p_central_header['filename_len']) {
        }

        if (($p_local_header['flag'] & 8) == 8) {
            $p_local_header['size']            = $p_central_header['size'];
            $p_local_header['compressed_size'] = $p_central_header['compressed_size'];
            $p_local_header['crc']             = $p_central_header['crc'];
        }

        return $v_result;
    }

    public function privExtractFileInOutput(&$p_entry, &$p_options)
    {
        $v_result = 1;

        if (1 != ($v_result = $this->privReadFileHeader($v_header))) {
            return $v_result;
        }

        if (1 != $this->privCheckFileHeaders($v_header, $p_entry)) {
        }

        if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header);
            if (0 == $v_result) {
                $p_entry['status'] = 'skipped';
                $v_result          = 1;
            }

            if (2 == $v_result) {
                $p_entry['status'] = 'aborted';
                $v_result          = PCLZIP_ERR_USER_ABORTED;
            }

            $p_entry['filename'] = $v_local_header['filename'];
        }

        if ('ok' == $p_entry['status']) {
            if (! (($p_entry['external'] & 0x00000010) == 0x00000010)) {
                if ($p_entry['compressed_size'] == $p_entry['size']) {
                    $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);

                    echo $v_buffer;
                    unset($v_buffer);
                } else {
                    $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);

                    $v_file_content = gzinflate($v_buffer);
                    unset($v_buffer);

                    echo $v_file_content;
                    unset($v_file_content);
                }
            }
        }

        if ('aborted' == $p_entry['status']) {
            $p_entry['status'] = 'skipped';
        } // ----- Look for post-extract callback
        elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header);

            if (2 == $v_result) {
                $v_result = PCLZIP_ERR_USER_ABORTED;
            }
        }

        return $v_result;
    }

    public function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
    {
        $v_result = 1;

        if (1 != ($v_result = $this->privReadFileHeader($v_header))) {
            return $v_result;
        }

        if (1 != $this->privCheckFileHeaders($v_header, $p_entry)) {
        }

        if (true == $p_remove_all_path) {
            if (($p_entry['external'] & 0x00000010) == 0x00000010) {
                $p_entry['status'] = 'filtered';

                return $v_result;
            }

            $p_entry['filename'] = basename($p_entry['filename']);
        } // ----- Look for path to remove
        elseif ('' != $p_remove_path) {
            if (2 == PclZipUtilPathInclusion($p_remove_path, $p_entry['filename'])) {
                $p_entry['status'] = 'filtered';

                return $v_result;
            }

            $p_remove_path_size = strlen($p_remove_path);
            if (substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path) {
                $p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size);
            }
        }

        if ('' != $p_path) {
            $p_entry['filename'] = $p_path . '/' . $p_entry['filename'];
        }

        if (isset($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])) {
            $v_inclusion
                = PclZipUtilPathInclusion(
                    $p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION],
                    $p_entry['filename']
                );
            if (0 == $v_inclusion) {
                self::privErrorLog(
                    PCLZIP_ERR_DIRECTORY_RESTRICTION,
                    "Filename '" . $p_entry['filename'] . "' is "
                    . 'outside PCLZIP_OPT_EXTRACT_DIR_RESTRICTION'
                );

                return self::errorCode();
            }
        }

        if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header);
            if (0 == $v_result) {
                $p_entry['status'] = 'skipped';
                $v_result          = 1;
            }

            if (2 == $v_result) {
                $p_entry['status'] = 'aborted';
                $v_result          = PCLZIP_ERR_USER_ABORTED;
            }

            $p_entry['filename'] = $v_local_header['filename'];
        }

        if ('ok' == $p_entry['status']) {
            if (file_exists($p_entry['filename'])) {
                if (is_dir($p_entry['filename'])) {
                    $p_entry['status'] = 'already_a_directory';

                    if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
                        && (true === $p_options[PCLZIP_OPT_STOP_ON_ERROR])
                    ) {
                        self::privErrorLog(
                            PCLZIP_ERR_ALREADY_A_DIRECTORY,
                            "Filename '" . $p_entry['filename'] . "' is "
                            . 'already used by an existing directory'
                        );

                        return self::errorCode();
                    }
                } // ----- Look if file is write protected
                elseif (! is_writable($p_entry['filename'])) {
                    $p_entry['status'] = 'write_protected';

                    if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
                        && (true === $p_options[PCLZIP_OPT_STOP_ON_ERROR])
                    ) {
                        self::privErrorLog(
                            PCLZIP_ERR_WRITE_OPEN_FAIL,
                            "Filename '" . $p_entry['filename'] . "' exists "
                            . 'and is write protected'
                        );

                        return self::errorCode();
                    }
                } // ----- Look if the extracted file is older
                elseif (filemtime($p_entry['filename']) > $p_entry['mtime']) {
                    if ((isset($p_options[PCLZIP_OPT_REPLACE_NEWER]))
                        && (true === $p_options[PCLZIP_OPT_REPLACE_NEWER])
                    ) {
                    } else {
                        $p_entry['status'] = 'newer_exist';

                        if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
                            && (true === $p_options[PCLZIP_OPT_STOP_ON_ERROR])
                        ) {
                            self::privErrorLog(
                                PCLZIP_ERR_WRITE_OPEN_FAIL,
                                "Newer version of '" . $p_entry['filename'] . "' exists "
                                . 'and option PCLZIP_OPT_REPLACE_NEWER is not selected'
                            );

                            return self::errorCode();
                        }
                    }
                } else {
                }
            } // ----- Check the directory availability and create it if necessary
            else {
                if ((($p_entry['external'] & 0x00000010) == 0x00000010) || ('/' == substr($p_entry['filename'], -1))) {
                    $v_dir_to_check = $p_entry['filename'];
                } elseif (! strstr($p_entry['filename'], '/')) {
                    $v_dir_to_check = '';
                } else {
                    $v_dir_to_check = dirname($p_entry['filename']);
                }

                if (1 != ($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external'] & 0x00000010) == 0x00000010)))) {
                    $p_entry['status'] = 'path_creation_fail';

                    $v_result = 1;
                }
            }
        }

        if ('ok' == $p_entry['status']) {
            if (! (($p_entry['external'] & 0x00000010) == 0x00000010)) {
                if (0 == $p_entry['compression']) {
                    if (0 == ($v_dest_file = @fopen($p_entry['filename'], 'w'))) {
                        $p_entry['status'] = 'write_error';

                        return $v_result;
                    }

                    $v_size = $p_entry['compressed_size'];
                    while (0 != $v_size) {
                        $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
                        $v_buffer    = @fread($this->zip_fd, $v_read_size);
                        /* Try to speed up the code
            $v_binary_data = pack('a'.$v_read_size, $v_buffer);
            @fwrite($v_dest_file, $v_binary_data, $v_read_size);
            */
                        @fwrite($v_dest_file, $v_buffer, $v_read_size);
                        $v_size -= $v_read_size;
                    }

                    fclose($v_dest_file);

                    touch($p_entry['filename'], $p_entry['mtime']);
                } else {
                    if (($p_entry['flag'] & 1) == 1) {
                        self::privErrorLog(
                            PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
                            'File \'' . $p_entry['filename'] . '\' is encrypted. Encrypted files are not supported.'
                        );

                        return self::errorCode();
                    }

                    if ((! isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF]))
                        && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON])
                            || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
                                && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_entry['size'])))
                    ) {
                        $v_result = $this->privExtractFileUsingTempFile($p_entry, $p_options);
                        if ($v_result < PCLZIP_ERR_NO_ERROR) {
                            return $v_result;
                        }
                    } // ----- Look for extract in memory
                    else {
                        $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);

                        $v_file_content = @gzinflate($v_buffer);
                        unset($v_buffer);
                        if (false === $v_file_content) {
                            $p_entry['status'] = 'error';

                            return $v_result;
                        }

                        if (0 == ($v_dest_file = @fopen($p_entry['filename'], 'w'))) {
                            $p_entry['status'] = 'write_error';

                            return $v_result;
                        }

                        @fwrite($v_dest_file, $v_file_content, $p_entry['size']);
                        unset($v_file_content);

                        @fclose($v_dest_file);
                    }

                    @touch($p_entry['filename'], $p_entry['mtime']);
                }

                if (isset($p_options[PCLZIP_OPT_SET_CHMOD])) {
                    @chmod($p_entry['filename'], $p_options[PCLZIP_OPT_SET_CHMOD]);
                }
            }
        }

        if ('aborted' == $p_entry['status']) {
            $p_entry['status'] = 'skipped';
        } // ----- Look for post-extract callback
        elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
            $v_local_header = [];
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);

            $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header);

            if (2 == $v_result) {
                $v_result = PCLZIP_ERR_USER_ABORTED;
            }
        }

        return $v_result;
    }

    public function privDirCheck($p_dir, $p_is_dir = false)
    {
        $v_result = 1;

        if (($p_is_dir) && ('/' == substr($p_dir, -1))) {
            $p_dir = substr($p_dir, 0, strlen($p_dir) - 1);
        }

        if ((is_dir($p_dir)) || ('' == $p_dir)) {
            return 1;
        }

        $p_parent_dir = dirname($p_dir);

        if ($p_parent_dir != $p_dir) {
            if ('' != $p_parent_dir) {
                if (1 != ($v_result = $this->privDirCheck($p_parent_dir))) {
                    return $v_result;
                }
            }
        }

        if (! @mkdir($p_dir, 0777)) {
            self::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'");

            return self::errorCode();
        }

        return $v_result;
    }

    public function privExtractFileUsingTempFile(&$p_entry, &$p_options)
    {
        $v_result = 1;

        $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.gz';
        if (0 == ($v_dest_file = @fopen($v_gzip_temp_name, 'w'))) {
            self::privErrorLog(
                PCLZIP_ERR_WRITE_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_gzip_temp_name . '\' in binary write mode'
            );

            return self::errorCode();
        }

        $v_binary_data = pack('va1a1Va1a1', 0x8b1f, chr($p_entry['compression']), chr(0x00), time(), chr(0x00), chr(3));
        @fwrite($v_dest_file, $v_binary_data, 10);

        $v_size = $p_entry['compressed_size'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($this->zip_fd, $v_read_size);
            @fwrite($v_dest_file, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $v_binary_data = pack('VV', $p_entry['crc'], $p_entry['size']);
        @fwrite($v_dest_file, $v_binary_data, 8);

        @fclose($v_dest_file);

        if (0 == ($v_dest_file = @fopen($p_entry['filename'], 'w'))) {
            $p_entry['status'] = 'write_error';

            return $v_result;
        }

        if (0 == ($v_src_file = @gzopen($v_gzip_temp_name, 'rb'))) {
            @fclose($v_dest_file);
            $p_entry['status'] = 'read_error';
            self::privErrorLog(
                PCLZIP_ERR_READ_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_gzip_temp_name . '\' in binary read mode'
            );

            return self::errorCode();
        }

        $v_size = $p_entry['size'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @gzread($v_src_file, $v_read_size);
            @fwrite($v_dest_file, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }
        @fclose($v_dest_file);
        @gzclose($v_src_file);

        @unlink($v_gzip_temp_name);

        return $v_result;
    }

    public function extractByIndex($p_index)
    {
        $v_result = 1;

        $this->privErrorReset();

        if (! $this->privCheckFormat()) {
            return 0;
        }

        $v_options         = [];
        $v_path            = '';
        $v_remove_path     = '';
        $v_remove_all_path = false;

        $v_size = func_num_args();

        $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = false;

        if ($v_size > 1) {
            $v_arg_list = func_get_args();

            array_shift($v_arg_list);
            --$v_size;

            if ((is_int($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions(
                    $v_arg_list,
                    $v_size,
                    $v_options,
                    [
                        PCLZIP_OPT_PATH                    => 'optional',
                        PCLZIP_OPT_REMOVE_PATH             => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH         => 'optional',
                        PCLZIP_OPT_EXTRACT_AS_STRING       => 'optional',
                        PCLZIP_OPT_ADD_PATH                => 'optional',
                        PCLZIP_CB_PRE_EXTRACT              => 'optional',
                        PCLZIP_CB_POST_EXTRACT             => 'optional',
                        PCLZIP_OPT_SET_CHMOD               => 'optional',
                        PCLZIP_OPT_REPLACE_NEWER           => 'optional',
                        PCLZIP_OPT_STOP_ON_ERROR           => 'optional',
                        PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional',
                        PCLZIP_OPT_TEMP_FILE_THRESHOLD     => 'optional',
                        PCLZIP_OPT_TEMP_FILE_ON            => 'optional',
                        PCLZIP_OPT_TEMP_FILE_OFF           => 'optional',
                    ]
                );
                if (1 != $v_result) {
                    return 0;
                }

                if (isset($v_options[PCLZIP_OPT_PATH])) {
                    $v_path = $v_options[PCLZIP_OPT_PATH];
                }
                if (isset($v_options[PCLZIP_OPT_REMOVE_PATH])) {
                    $v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
                }
                if (isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])) {
                    $v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
                }
                if (isset($v_options[PCLZIP_OPT_ADD_PATH])) {
                    if ((strlen($v_path) > 0) && ('/' != substr($v_path, -1))) {
                        $v_path .= '/';
                    }
                    $v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
                }
                if (! isset($v_options[PCLZIP_OPT_EXTRACT_AS_STRING])) {
                    $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = false;
                } else {
                }
            } // ----- Look for 2 args
            else {
                $v_path = $v_arg_list[0];

                if (2 == $v_size) {
                    $v_remove_path = $v_arg_list[1];
                } elseif ($v_size > 2) {
                    self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid number / type of arguments');

                    return 0;
                }
            }
        }

        $v_arg_trick     = [PCLZIP_OPT_BY_INDEX, $p_index];
        $v_options_trick = [];
        $v_result        = $this->privParseOptions(
            $v_arg_trick,
            count($v_arg_trick),
            $v_options_trick,
            [
                PCLZIP_OPT_BY_INDEX => 'optional',
            ]
        );
        if (1 != $v_result) {
            return 0;
        }
        $v_options[PCLZIP_OPT_BY_INDEX] = $v_options_trick[PCLZIP_OPT_BY_INDEX];

        $this->privOptionDefaultThreshold($v_options);

        if (($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options)) < 1) {
            return 0;
        }

        return $p_list;
    }

    public function deleteByIndex($p_index)
    {
        $p_list = $this->delete(PCLZIP_OPT_BY_INDEX, $p_index);

        return $p_list;
    }

    public function delete()
    {
        $v_result = 1;

        $this->privErrorReset();

        if (! $this->privCheckFormat()) {
            return 0;
        }

        $v_options = [];

        $v_size = func_num_args();

        if ($v_size > 0) {
            $v_arg_list = func_get_args();

            $v_result = $this->privParseOptions(
                $v_arg_list,
                $v_size,
                $v_options,
                [
                    PCLZIP_OPT_BY_NAME  => 'optional',
                    PCLZIP_OPT_BY_EREG  => 'optional',
                    PCLZIP_OPT_BY_PREG  => 'optional',
                    PCLZIP_OPT_BY_INDEX => 'optional',
                ]
            );
            if (1 != $v_result) {
                return 0;
            }
        }

        $this->privDisableMagicQuotes();

        $v_list = [];
        if (1 != ($v_result = $this->privDeleteByRule($v_list, $v_options))) {
            $this->privSwapBackMagicQuotes();
            unset($v_list);

            return 0;
        }

        $this->privSwapBackMagicQuotes();

        return $v_list;
    }

    public function privDeleteByRule(&$p_result_list, &$p_options)
    {
        $v_result      = 1;
        $v_list_detail = [];

        if (1 != ($v_result = $this->privOpenFd('rb'))) {
            return $v_result;
        }

        $v_central_dir = [];
        if (1 != ($v_result = $this->privReadEndCentralDir($v_central_dir))) {
            $this->privCloseFd();

            return $v_result;
        }

        @rewind($this->zip_fd);

        $v_pos_entry = $v_central_dir['offset'];
        @rewind($this->zip_fd);
        if (@fseek($this->zip_fd, $v_pos_entry)) {
            $this->privCloseFd();

            self::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');

            return self::errorCode();
        }

        $v_header_list = [];
        $j_start       = 0;
        for ($i = 0, $v_nb_extracted = 0; $i < $v_central_dir['entries']; ++$i) {
            $v_header_list[$v_nb_extracted] = [];
            if (1 != ($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted]))) {
                $this->privCloseFd();

                return $v_result;
            }

            $v_header_list[$v_nb_extracted]['index'] = $i;

            $v_found = false;

            if ((isset($p_options[PCLZIP_OPT_BY_NAME]))
                && (0 != $p_options[PCLZIP_OPT_BY_NAME])
            ) {
                for ($j = 0; ($j < count($p_options[PCLZIP_OPT_BY_NAME])) && (! $v_found); ++$j) {
                    if ('/' == substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1)) {
                        if ((strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
                            && ($p_options[PCLZIP_OPT_BY_NAME][$j] == substr(
                                $v_header_list[$v_nb_extracted]['stored_filename'],
                                0,
                                strlen($p_options[PCLZIP_OPT_BY_NAME][$j])
                            ))
                        ) {
                            $v_found = true;
                        } elseif ((0x00000010 == ($v_header_list[$v_nb_extracted]['external'] & 0x00000010)) /* Indicates a folder */
                            && ($v_header_list[$v_nb_extracted]['stored_filename'] . '/' == $p_options[PCLZIP_OPT_BY_NAME][$j])
                        ) {
                            $v_found = true;
                        }
                    } // ----- Look for a filename
                    elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
                        $v_found = true;
                    }
                }
            } // ----- Look for extract by ereg rule
            /*
      else if (   (isset($p_options[PCLZIP_OPT_BY_EREG]))
               && ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
          if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header_list[$v_nb_extracted]['stored_filename'])) {
              $v_found = true;
          }
      }
             */

            elseif ((isset($p_options[PCLZIP_OPT_BY_PREG]))
                && ('' != $p_options[PCLZIP_OPT_BY_PREG])
            ) {
                if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header_list[$v_nb_extracted]['stored_filename'])) {
                    $v_found = true;
                }
            } // ----- Look for extract by index rule
            elseif ((isset($p_options[PCLZIP_OPT_BY_INDEX]))
                && (0 != $p_options[PCLZIP_OPT_BY_INDEX])
            ) {
                for ($j = $j_start; ($j < count($p_options[PCLZIP_OPT_BY_INDEX])) && (! $v_found); ++$j) {
                    if (($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i <= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])) {
                        $v_found = true;
                    }
                    if ($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
                        $j_start = $j + 1;
                    }

                    if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start'] > $i) {
                        break;
                    }
                }
            } else {
                $v_found = true;
            }

            if ($v_found) {
                unset($v_header_list[$v_nb_extracted]);
            } else {
                ++$v_nb_extracted;
            }
        }

        if ($v_nb_extracted > 0) {
            $v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';

            $v_temp_zip = new self($v_zip_temp_name);

            if (1 != ($v_result = $v_temp_zip->privOpenFd('wb'))) {
                $this->privCloseFd();

                return $v_result;
            }

            for ($i = 0; $i < count($v_header_list); ++$i) {
                @rewind($this->zip_fd);
                if (@fseek($this->zip_fd, $v_header_list[$i]['offset'])) {
                    $this->privCloseFd();
                    $v_temp_zip->privCloseFd();
                    @unlink($v_zip_temp_name);

                    self::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');

                    return self::errorCode();
                }

                $v_local_header = [];
                if (1 != ($v_result = $this->privReadFileHeader($v_local_header))) {
                    $this->privCloseFd();
                    $v_temp_zip->privCloseFd();
                    @unlink($v_zip_temp_name);

                    return $v_result;
                }

                if (1 != $this->privCheckFileHeaders($v_local_header, $v_header_list[$i])
                ) {
                }
                unset($v_local_header);

                if (1 != ($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i]))) {
                    $this->privCloseFd();
                    $v_temp_zip->privCloseFd();
                    @unlink($v_zip_temp_name);

                    return $v_result;
                }

                if (1 != ($v_result = PclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size']))) {
                    $this->privCloseFd();
                    $v_temp_zip->privCloseFd();
                    @unlink($v_zip_temp_name);

                    return $v_result;
                }
            }

            $v_offset = @ftell($v_temp_zip->zip_fd);

            for ($i = 0; $i < count($v_header_list); ++$i) {
                if (1 != ($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i]))) {
                    $v_temp_zip->privCloseFd();
                    $this->privCloseFd();
                    @unlink($v_zip_temp_name);

                    return $v_result;
                }

                $v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
            }

            $v_comment = '';
            if (isset($p_options[PCLZIP_OPT_COMMENT])) {
                $v_comment = $p_options[PCLZIP_OPT_COMMENT];
            }

            $v_size = @ftell($v_temp_zip->zip_fd) - $v_offset;

            if (1 != ($v_result = $v_temp_zip->privWriteCentralHeader(count($v_header_list), $v_size, $v_offset, $v_comment))) {
                unset($v_header_list);
                $v_temp_zip->privCloseFd();
                $this->privCloseFd();
                @unlink($v_zip_temp_name);

                return $v_result;
            }

            $v_temp_zip->privCloseFd();
            $this->privCloseFd();

            @unlink($this->zipname);

            PclZipUtilRename($v_zip_temp_name, $this->zipname);

            unset($v_temp_zip);
        } // ----- Remove every files : reset the file
        elseif (0 != $v_central_dir['entries']) {
            $this->privCloseFd();

            if (1 != ($v_result = $this->privOpenFd('wb'))) {
                return $v_result;
            }

            if (1 != ($v_result = $this->privWriteCentralHeader(0, 0, 0, ''))) {
                return $v_result;
            }

            $this->privCloseFd();
        }

        return $v_result;
    }

    public function properties()
    {
        $this->privErrorReset();

        $this->privDisableMagicQuotes();

        if (! $this->privCheckFormat()) {
            $this->privSwapBackMagicQuotes();

            return 0;
        }

        $v_prop            = [];
        $v_prop['comment'] = '';
        $v_prop['nb']      = 0;
        $v_prop['status']  = 'not_exist';

        if (@is_file($this->zipname)) {
            if (0 == ($this->zip_fd = @fopen($this->zipname, 'r'))) {
                $this->privSwapBackMagicQuotes();

                self::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname . '\' in binary read mode');

                return 0;
            }

            $v_central_dir = [];
            if (1 != ($v_result = $this->privReadEndCentralDir($v_central_dir))) {
                $this->privSwapBackMagicQuotes();

                return 0;
            }

            $this->privCloseFd();

            $v_prop['comment'] = $v_central_dir['comment'];
            $v_prop['nb']      = $v_central_dir['entries'];
            $v_prop['status']  = 'ok';
        }

        $this->privSwapBackMagicQuotes();

        return $v_prop;
    }

    public function duplicate($p_archive)
    {
        $v_result = 1;

        $this->privErrorReset();

        if ((is_object($p_archive)) && ('pclzip' == get_class($p_archive))) {
            $v_result = $this->privDuplicate($p_archive->zipname);
        } // ----- Look if the $p_archive is a string (so a filename)
        elseif (is_string($p_archive)) {
            if (! is_file($p_archive)) {
                self::privErrorLog(PCLZIP_ERR_MISSING_FILE, "No file with filename '" . $p_archive . "'");
                $v_result = PCLZIP_ERR_MISSING_FILE;
            } else {
                $v_result = $this->privDuplicate($p_archive);
            }
        } // ----- Invalid variable
        else {
            self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid variable type p_archive_to_add');
            $v_result = PCLZIP_ERR_INVALID_PARAMETER;
        }

        return $v_result;
    }

    public function privDuplicate($p_archive_filename)
    {
        $v_result = 1;

        if (! is_file($p_archive_filename)) {
            $v_result = 1;

            return $v_result;
        }

        if (1 != ($v_result = $this->privOpenFd('wb'))) {
            return $v_result;
        }

        if (0 == ($v_zip_temp_fd = @fopen($p_archive_filename, 'r'))) {
            $this->privCloseFd();

            self::privErrorLog(
                PCLZIP_ERR_READ_OPEN_FAIL,
                'Unable to open archive file \'' . $p_archive_filename . '\' in binary write mode'
            );

            return self::errorCode();
        }

        $v_size = filesize($p_archive_filename);
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = fread($v_zip_temp_fd, $v_read_size);
            @fwrite($this->zip_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $this->privCloseFd();

        @fclose($v_zip_temp_fd);

        return $v_result;
    }

    public function merge($p_archive_to_add)
    {
        $v_result = 1;

        $this->privErrorReset();

        if (! $this->privCheckFormat()) {
            return 0;
        }

        if ((is_object($p_archive_to_add)) && ('pclzip' == get_class($p_archive_to_add))) {
            $v_result = $this->privMerge($p_archive_to_add);
        } // ----- Look if the $p_archive_to_add is a string (so a filename)
        elseif (is_string($p_archive_to_add)) {
            $v_object_archive = new self($p_archive_to_add);

            $v_result = $this->privMerge($v_object_archive);
        } // ----- Invalid variable
        else {
            self::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, 'Invalid variable type p_archive_to_add');
            $v_result = PCLZIP_ERR_INVALID_PARAMETER;
        }

        return $v_result;
    }

    public function privMerge(&$p_archive_to_add)
    {
        $v_result = 1;

        if (! is_file($p_archive_to_add->zipname)) {
            $v_result = 1;

            return $v_result;
        }

        if (! is_file($this->zipname)) {
            $v_result = $this->privDuplicate($p_archive_to_add->zipname);

            return $v_result;
        }

        if (1 != ($v_result = $this->privOpenFd('rb'))) {
            return $v_result;
        }

        $v_central_dir = [];
        if (1 != ($v_result = $this->privReadEndCentralDir($v_central_dir))) {
            $this->privCloseFd();

            return $v_result;
        }

        @rewind($this->zip_fd);

        if (1 != ($v_result = $p_archive_to_add->privOpenFd('rb'))) {
            $this->privCloseFd();

            return $v_result;
        }

        $v_central_dir_to_add = [];
        if (1 != ($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add))) {
            $this->privCloseFd();
            $p_archive_to_add->privCloseFd();

            return $v_result;
        }

        @rewind($p_archive_to_add->zip_fd);

        $v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';

        if (0 == ($v_zip_temp_fd = @fopen($v_zip_temp_name, 'w'))) {
            $this->privCloseFd();
            $p_archive_to_add->privCloseFd();

            self::privErrorLog(
                PCLZIP_ERR_READ_OPEN_FAIL,
                'Unable to open temporary file \'' . $v_zip_temp_name . '\' in binary write mode'
            );

            return self::errorCode();
        }

        $v_size = $v_central_dir['offset'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = fread($this->zip_fd, $v_read_size);
            @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $v_size = $v_central_dir_to_add['offset'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = fread($p_archive_to_add->zip_fd, $v_read_size);
            @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $v_offset = @ftell($v_zip_temp_fd);

        $v_size = $v_central_dir['size'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($this->zip_fd, $v_read_size);
            @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $v_size = $v_central_dir_to_add['size'];
        while (0 != $v_size) {
            $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($p_archive_to_add->zip_fd, $v_read_size);
            @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
            $v_size -= $v_read_size;
        }

        $v_comment = $v_central_dir['comment'] . ' ' . $v_central_dir_to_add['comment'];

        $v_size = @ftell($v_zip_temp_fd) - $v_offset;

        $v_swap        = $this->zip_fd;
        $this->zip_fd  = $v_zip_temp_fd;
        $v_zip_temp_fd = $v_swap;

        if (1 != ($v_result = $this->privWriteCentralHeader(
            $v_central_dir['entries'] + $v_central_dir_to_add['entries'],
            $v_size,
            $v_offset,
            $v_comment
        ))) {
            $this->privCloseFd();
            $p_archive_to_add->privCloseFd();
            @fclose($v_zip_temp_fd);
            $this->zip_fd = null;

            unset($v_header_list);

            return $v_result;
        }

        $v_swap        = $this->zip_fd;
        $this->zip_fd  = $v_zip_temp_fd;
        $v_zip_temp_fd = $v_swap;

        $this->privCloseFd();
        $p_archive_to_add->privCloseFd();

        @fclose($v_zip_temp_fd);

        @unlink($this->zipname);

        PclZipUtilRename($v_zip_temp_name, $this->zipname);

        return $v_result;
    }

    public function errorInfo($p_full = false)
    {
        if (PCLZIP_ERROR_EXTERNAL == 1) {
            return PclErrorString();
        } else {
            if ($p_full) {
                return $this->errorName(true) . ' : ' . $this->error_string;
            } else {
                return $this->error_string . ' [code ' . $this->error_code . ']';
            }
        }
    }

    public function errorName($p_with_code = false)
    {
        $v_name = [
            PCLZIP_ERR_NO_ERROR                => 'PCLZIP_ERR_NO_ERROR',
            PCLZIP_ERR_WRITE_OPEN_FAIL         => 'PCLZIP_ERR_WRITE_OPEN_FAIL',
            PCLZIP_ERR_READ_OPEN_FAIL          => 'PCLZIP_ERR_READ_OPEN_FAIL',
            PCLZIP_ERR_INVALID_PARAMETER       => 'PCLZIP_ERR_INVALID_PARAMETER',
            PCLZIP_ERR_MISSING_FILE            => 'PCLZIP_ERR_MISSING_FILE',
            PCLZIP_ERR_FILENAME_TOO_LONG       => 'PCLZIP_ERR_FILENAME_TOO_LONG',
            PCLZIP_ERR_INVALID_ZIP             => 'PCLZIP_ERR_INVALID_ZIP',
            PCLZIP_ERR_BAD_EXTRACTED_FILE      => 'PCLZIP_ERR_BAD_EXTRACTED_FILE',
            PCLZIP_ERR_DIR_CREATE_FAIL         => 'PCLZIP_ERR_DIR_CREATE_FAIL',
            PCLZIP_ERR_BAD_EXTENSION           => 'PCLZIP_ERR_BAD_EXTENSION',
            PCLZIP_ERR_BAD_FORMAT              => 'PCLZIP_ERR_BAD_FORMAT',
            PCLZIP_ERR_DELETE_FILE_FAIL        => 'PCLZIP_ERR_DELETE_FILE_FAIL',
            PCLZIP_ERR_RENAME_FILE_FAIL        => 'PCLZIP_ERR_RENAME_FILE_FAIL',
            PCLZIP_ERR_BAD_CHECKSUM            => 'PCLZIP_ERR_BAD_CHECKSUM',
            PCLZIP_ERR_INVALID_ARCHIVE_ZIP     => 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP',
            PCLZIP_ERR_MISSING_OPTION_VALUE    => 'PCLZIP_ERR_MISSING_OPTION_VALUE',
            PCLZIP_ERR_INVALID_OPTION_VALUE    => 'PCLZIP_ERR_INVALID_OPTION_VALUE',
            PCLZIP_ERR_UNSUPPORTED_COMPRESSION => 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION',
            PCLZIP_ERR_UNSUPPORTED_ENCRYPTION  => 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION',
            PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE => 'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE',
            PCLZIP_ERR_DIRECTORY_RESTRICTION   => 'PCLZIP_ERR_DIRECTORY_RESTRICTION',
        ];

        if (isset($v_name[$this->error_code])) {
            $v_value = $v_name[$this->error_code];
        } else {
            $v_value = 'NoName';
        }

        if ($p_with_code) {
            return $v_value . ' (' . $this->error_code . ')';
        } else {
            return $v_value;
        }
    }
}

function PclZipUtilPathReduction($p_dir)
{
    $v_result = '';

    if ('' != $p_dir) {
        $v_list = explode('/', $p_dir);

        $v_skip = 0;
        for ($i = count($v_list) - 1; $i >= 0; --$i) {
            if ('.' == $v_list[$i]) {
            } elseif ('..' == $v_list[$i]) {
                ++$v_skip;
            } elseif ('' == $v_list[$i]) {
                if (0 == $i) {
                    $v_result = '/' . $v_result;
                    if ($v_skip > 0) {
                        $v_result = $p_dir;
                        $v_skip   = 0;
                    }
                } // ----- Last '/' i.e. indicates a directory
                elseif ($i == (count($v_list) - 1)) {
                    $v_result = $v_list[$i];
                } // ----- Double '/' inside the path
                else {
                }
            } else {
                if ($v_skip > 0) {
                    --$v_skip;
                } else {
                    $v_result = $v_list[$i] . ($i != (count($v_list) - 1) ? '/' . $v_result : '');
                }
            }
        }

        if ($v_skip > 0) {
            while ($v_skip > 0) {
                $v_result = '../' . $v_result;
                --$v_skip;
            }
        }
    }

    return $v_result;
}

function PclZipUtilPathInclusion($p_dir, $p_path)
{
    $v_result = 1;

    if (('.' == $p_dir)
        || ((strlen($p_dir) >= 2) && ('./' == substr($p_dir, 0, 2)))
    ) {
        $p_dir = PclZipUtilTranslateWinPath(getcwd(), false) . '/' . substr($p_dir, 1);
    }
    if (('.' == $p_path)
        || ((strlen($p_path) >= 2) && ('./' == substr($p_path, 0, 2)))
    ) {
        $p_path = PclZipUtilTranslateWinPath(getcwd(), false) . '/' . substr($p_path, 1);
    }

    $v_list_dir       = explode('/', $p_dir);
    $v_list_dir_size  = count($v_list_dir);
    $v_list_path      = explode('/', $p_path);
    $v_list_path_size = count($v_list_path);

    $i = 0;
    $j = 0;
    while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) {
        if ('' == $v_list_dir[$i]) {
            ++$i;
            continue;
        }
        if ('' == $v_list_path[$j]) {
            ++$j;
            continue;
        }

        if (($v_list_dir[$i] != $v_list_path[$j]) && ('' != $v_list_dir[$i]) && ('' != $v_list_path[$j])) {
            $v_result = 0;
        }

        ++$i;
        ++$j;
    }

    if ($v_result) {
        while (($j < $v_list_path_size) && ('' == $v_list_path[$j])) {
            ++$j;
        }
        while (($i < $v_list_dir_size) && ('' == $v_list_dir[$i])) {
            ++$i;
        }

        if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) {
            $v_result = 2;
        } elseif ($i < $v_list_dir_size) {
            $v_result = 0;
        }
    }

    return $v_result;
}

function PclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode = 0)
{
    $v_result = 1;

    if (0 == $p_mode) {
        while (0 != $p_size) {
            $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($p_src, $v_read_size);
            @fwrite($p_dest, $v_buffer, $v_read_size);
            $p_size -= $v_read_size;
        }
    } elseif (1 == $p_mode) {
        while (0 != $p_size) {
            $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @gzread($p_src, $v_read_size);
            @fwrite($p_dest, $v_buffer, $v_read_size);
            $p_size -= $v_read_size;
        }
    } elseif (2 == $p_mode) {
        while (0 != $p_size) {
            $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @fread($p_src, $v_read_size);
            @gzwrite($p_dest, $v_buffer, $v_read_size);
            $p_size -= $v_read_size;
        }
    } elseif (3 == $p_mode) {
        while (0 != $p_size) {
            $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
            $v_buffer    = @gzread($p_src, $v_read_size);
            @gzwrite($p_dest, $v_buffer, $v_read_size);
            $p_size -= $v_read_size;
        }
    }

    return $v_result;
}

function PclZipUtilRename($p_src, $p_dest)
{
    $v_result = 1;

    if (! @rename($p_src, $p_dest)) {
        if (! @copy($p_src, $p_dest)) {
            $v_result = 0;
        } elseif (! @unlink($p_src)) {
            $v_result = 0;
        }
    }

    return $v_result;
}

function PclZipUtilOptionText($p_option)
{
    $v_list = get_defined_constants();
    for (reset($v_list); $v_key = key($v_list); next($v_list)) {
        $v_prefix = substr($v_key, 0, 10);
        if ((('PCLZIP_OPT' == $v_prefix)
                || ('PCLZIP_CB_' == $v_prefix)
                || ('PCLZIP_ATT' == $v_prefix))
            && ($v_list[$v_key] == $p_option)
        ) {
            return $v_key;
        }
    }

    $v_result = 'Unknown';

    return $v_result;
}

function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter = true)
{
    if (stristr(php_uname(), 'windows')) {
        if (($p_remove_disk_letter) && (false != ($v_position = strpos($p_path, ':')))) {
            $p_path = substr($p_path, $v_position + 1);
        }
        if ((strpos($p_path, '\\') > 0) || ('\\' == substr($p_path, 0, 1))) {
            $p_path = strtr($p_path, '\\', '/');
        }
    }

    return $p_path;
}
Cubjrnet7 Shell
