Просмотр файла inc/pclzip.php

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<?php
define('PCLZIP_READ_BLOCK_SIZE', 2048);
define('PCLZIP_SEPARATOR', ',');
define('PCLZIP_ERROR_EXTERNAL', 0);
define('PCLZIP_TEMPORARY_DIR', '');
$g_pclzip_version = "2.3";
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_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_CB_PRE_EXTRACT', 78001);
define('PCLZIP_CB_POST_EXTRACT', 78002);
define('PCLZIP_CB_PRE_ADD', 78003);
define('PCLZIP_CB_POST_ADD', 78004);
class PclZip {
    var $zipname = '';
    var $zip_fd = 0;
    var $error_code = 1;
    var $error_string = '';
    function PclZip($p_zipname)
    {
        if (!function_exists('gzopen')) {
            die('Abort ' . basename(__FILE__) . ' : Missing zlib extensions');
        } 
        $this->zipname = $p_zipname;
        $this->zip_fd = 0;
        return;
    } 
    function create($p_filelist)
    {
        $v_result = 1;
        $this->privErrorReset();
        $v_options = array();
        $v_add_path = "";
        $v_remove_path = "";
        $v_remove_all_path = false;
        $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);
            $v_size--;
            if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
                    array (PCLZIP_OPT_REMOVE_PATH => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
                        PCLZIP_OPT_ADD_PATH => 'optional',
                        PCLZIP_CB_PRE_ADD => 'optional',
                        PCLZIP_CB_POST_ADD => 'optional',
                        PCLZIP_OPT_NO_COMPRESSION => 'optional',
                        PCLZIP_OPT_COMMENT => 'optional'
                        ));
                if ($v_result != 1) {
                    return 0;
                } 
                if (isset($v_options[PCLZIP_OPT_ADD_PATH])) {
                    $v_add_path = $v_options[PCLZIP_OPT_ADD_PATH];
                } 
                if (isset($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];
                } 
            } else {
                $v_add_path = $v_arg_list[0];
                if ($v_size == 2) {
                    $v_remove_path = $v_arg_list[1];
                } else if ($v_size > 2) {
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
                        "Invalid number / type of arguments");
                    return 0;
                } 
            } 
        } 
        $p_result_list = array();
        if (is_array($p_filelist)) {
            $v_result = $this->privCreate($p_filelist, $p_result_list, $v_add_path, $v_remove_path, $v_remove_all_path, $v_options);
        } else if (is_string($p_filelist)) {
            $v_list = explode(PCLZIP_SEPARATOR, $p_filelist);
            $v_result = $this->privCreate($v_list, $p_result_list, $v_add_path, $v_remove_path, $v_remove_all_path, $v_options);
        } else {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_filelist");
            $v_result = PCLZIP_ERR_INVALID_PARAMETER;
        } 
        if ($v_result != 1) {
            return 0;
        } 
        return $p_result_list;
    } 
    function add($p_filelist)
    {
        $v_result = 1;
        $this->privErrorReset();
        $v_options = array();
        $v_add_path = "";
        $v_remove_path = "";
        $v_remove_all_path = false;
        $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);
            $v_size--;
            if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
                    array (PCLZIP_OPT_REMOVE_PATH => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
                        PCLZIP_OPT_ADD_PATH => 'optional',
                        PCLZIP_CB_PRE_ADD => 'optional',
                        PCLZIP_CB_POST_ADD => 'optional',
                        PCLZIP_OPT_NO_COMPRESSION => 'optional',
                        PCLZIP_OPT_COMMENT => 'optional',
                        PCLZIP_OPT_ADD_COMMENT => 'optional',
                        PCLZIP_OPT_PREPEND_COMMENT => 'optional'
                        ));
                if ($v_result != 1) {
                    return 0;
                } 
                if (isset($v_options[PCLZIP_OPT_ADD_PATH])) {
                    $v_add_path = $v_options[PCLZIP_OPT_ADD_PATH];
                } 
                if (isset($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];
                } 
            } else {
                $v_add_path = $v_arg_list[0];
                if ($v_size == 2) {
                    $v_remove_path = $v_arg_list[1];
                } else if ($v_size > 2) {
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments");
                    return 0;
                } 
            } 
        } 
        $p_result_list = array();
        if (is_array($p_filelist)) {
            $v_result = $this->privAdd($p_filelist, $p_result_list, $v_add_path, $v_remove_path, $v_remove_all_path, $v_options);
        } else if (is_string($p_filelist)) {
            $v_list = explode(PCLZIP_SEPARATOR, $p_filelist);
            $v_result = $this->privAdd($v_list, $p_result_list, $v_add_path, $v_remove_path, $v_remove_all_path, $v_options);
        } else {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_filelist");
            $v_result = PCLZIP_ERR_INVALID_PARAMETER;
        } 
        if ($v_result != 1) {
            return 0;
        } 
        return $p_result_list;
    } 
    function listContent()
    {
        $v_result = 1;
        $this->privErrorReset();
        if (!$this->privCheckFormat()) {
            return(0);
        } 
        $p_list = array();
        if (($v_result = $this->privList($p_list)) != 1) {
            unset($p_list);
            return(0);
        } 
        return $p_list;
    } 
    function extract()
    {
        $v_result = 1;
        $this->privErrorReset();
        if (!$this->privCheckFormat()) {
            return(0);
        } 
        $v_options = array();
        $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) {
            $v_arg_list = &func_get_args();
            if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
                    array (PCLZIP_OPT_PATH => 'optional',
                        PCLZIP_OPT_REMOVE_PATH => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
                        PCLZIP_OPT_ADD_PATH => 'optional',
                        PCLZIP_CB_PRE_EXTRACT => 'optional',
                        PCLZIP_CB_POST_EXTRACT => 'optional',
                        PCLZIP_OPT_SET_CHMOD => 'optional',
                        PCLZIP_OPT_BY_NAME => 'optional',
                        PCLZIP_OPT_BY_EREG => 'optional',
                        PCLZIP_OPT_BY_PREG => 'optional',
                        PCLZIP_OPT_BY_INDEX => 'optional',
                        PCLZIP_OPT_EXTRACT_AS_STRING => 'optional',
                        PCLZIP_OPT_EXTRACT_IN_OUTPUT => 'optional',
                        PCLZIP_OPT_REPLACE_NEWER => 'optional' , PCLZIP_OPT_STOP_ON_ERROR => 'optional'
                        ));
                if ($v_result != 1) {
                    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];
                } 
            } else {
                $v_path = $v_arg_list[0];
                if ($v_size == 2) {
                    $v_remove_path = $v_arg_list[1];
                } else if ($v_size > 2) {
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments");
                    return 0;
                } 
            } 
        } 
        $p_list = array();
        $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 $p_list;
    } 
    function extractByIndex($p_index)
    {
        $v_result = 1;
        $this->privErrorReset();
        if (!$this->privCheckFormat()) {
            return(0);
        } 
        $v_options = array();
        $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);
            $v_size--;
            if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
                $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
                    array (PCLZIP_OPT_PATH => 'optional',
                        PCLZIP_OPT_REMOVE_PATH => 'optional',
                        PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
                        PCLZIP_OPT_EXTRACT_AS_STRING => 'optional',
                        PCLZIP_OPT_ADD_PATH => 'optional',
                        PCLZIP_CB_PRE_EXTRACT => 'optional',
                        PCLZIP_CB_POST_EXTRACT => 'optional',
                        PCLZIP_OPT_SET_CHMOD => 'optional',
                        PCLZIP_OPT_REPLACE_NEWER => 'optional' , PCLZIP_OPT_STOP_ON_ERROR => 'optional'
                        ));
                if ($v_result != 1) {
                    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 {
                } 
            } else {
                $v_path = $v_arg_list[0];
                if ($v_size == 2) {
                    $v_remove_path = $v_arg_list[1];
                } else if ($v_size > 2) {
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments");
                    return 0;
                } 
            } 
        } 
        $v_arg_trick = array (PCLZIP_OPT_BY_INDEX, $p_index);
        $v_options_trick = array();
        $v_result = $this->privParseOptions($v_arg_trick, sizeof($v_arg_trick), $v_options_trick,
            array (PCLZIP_OPT_BY_INDEX => 'optional'));
        if ($v_result != 1) {
            return 0;
        } 
        $v_options[PCLZIP_OPT_BY_INDEX] = $v_options_trick[PCLZIP_OPT_BY_INDEX];
        if (($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options)) < 1) {
            return(0);
        } 
        return $p_list;
    } 
    function delete()
    {
        $v_result = 1;
        $this->privErrorReset();
        if (!$this->privCheckFormat()) {
            return(0);
        } 
        $v_options = array();
        $v_size = func_num_args();
        if ($v_size <= 0) {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Missing arguments");
            return 0;
        } 
        $v_arg_list = &func_get_args();
        $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
            array (PCLZIP_OPT_BY_NAME => 'optional',
                PCLZIP_OPT_BY_EREG => 'optional',
                PCLZIP_OPT_BY_PREG => 'optional',
                PCLZIP_OPT_BY_INDEX => 'optional'));
        if ($v_result != 1) {
            return 0;
        } 
        if ((!isset($v_options[PCLZIP_OPT_BY_NAME])) && (!isset($v_options[PCLZIP_OPT_BY_EREG])) && (!isset($v_options[PCLZIP_OPT_BY_PREG])) && (!isset($v_options[PCLZIP_OPT_BY_INDEX]))) {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "At least one filtering rule must be set");
            return 0;
        } 
        $v_list = array();
        if (($v_result = $this->privDeleteByRule($v_list, $v_options)) != 1) {
            unset($v_list);
            return(0);
        } 
        return $v_list;
    } 
    function deleteByIndex($p_index)
    {
        $p_list = $this->delete(PCLZIP_OPT_BY_INDEX, $p_index);
        return $p_list;
    } 
    function properties()
    {
        $this->privErrorReset();
        if (!$this->privCheckFormat()) {
            return(0);
        } 
        $v_prop = array();
        $v_prop['comment'] = '';
        $v_prop['nb'] = 0;
        $v_prop['status'] = 'not_exist';
        if (@is_file($this->zipname)) {
            if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0) {
                PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname . '\' in binary read mode');
                return 0;
            } 
            $v_central_dir = array();
            if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) {
                return 0;
            } 
            $this->privCloseFd();
            $v_prop['comment'] = $v_central_dir['comment'];
            $v_prop['nb'] = $v_central_dir['entries'];
            $v_prop['status'] = 'ok';
        } 
        return $v_prop;
    } 
    function duplicate($p_archive)
    {
        $v_result = 1;
        $this->privErrorReset();
        if ((is_object($p_archive)) && (get_class($p_archive) == 'pclzip')) {
            $v_result = $this->privDuplicate($p_archive->zipname);
        } else if (is_string($p_archive)) {
            if (!is_file($p_archive)) {
                PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "No file with filename '" . $p_archive . "'");
                $v_result = PCLZIP_ERR_MISSING_FILE;
            } else {
                $v_result = $this->privDuplicate($p_archive);
            } 
        } else {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add");
            $v_result = PCLZIP_ERR_INVALID_PARAMETER;
        } 
        return $v_result;
    } 
    function merge($p_archive_to_add)
    {
        $v_result = 1;
        $this->privErrorReset();
        if (!$this->privCheckFormat()) {
            return(0);
        } 
        if ((is_object($p_archive_to_add)) && (get_class($p_archive_to_add) == 'pclzip')) {
            $v_result = $this->privMerge($p_archive_to_add);
        } else if (is_string($p_archive_to_add)) {
            $v_object_archive = new PclZip($p_archive_to_add);
            $v_result = $this->privMerge($v_object_archive);
        } else {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add");
            $v_result = PCLZIP_ERR_INVALID_PARAMETER;
        } 
        return $v_result;
    } 
    function errorCode()
    {
        if (PCLZIP_ERROR_EXTERNAL == 1) {
            return(PclErrorCode());
        } else {
            return($this->error_code);
        } 
    } 
    function errorName($p_with_code = false)
    {
        $v_name = array (PCLZIP_ERR_NO_ERROR => 'PCLZIP_ERR_NO_ERROR',
            PCLZIP_ERR_WRITE_OPEN_FAIL => 'PCLZIP_ERR_WRITE_OPEN_FAIL',
            PCLZIP_ERR_READ_OPEN_FAIL => 'PCLZIP_ERR_READ_OPEN_FAIL',
            PCLZIP_ERR_INVALID_PARAMETER => 'PCLZIP_ERR_INVALID_PARAMETER',
            PCLZIP_ERR_MISSING_FILE => 'PCLZIP_ERR_MISSING_FILE',
            PCLZIP_ERR_FILENAME_TOO_LONG => 'PCLZIP_ERR_FILENAME_TOO_LONG',
            PCLZIP_ERR_INVALID_ZIP => 'PCLZIP_ERR_INVALID_ZIP',
            PCLZIP_ERR_BAD_EXTRACTED_FILE => 'PCLZIP_ERR_BAD_EXTRACTED_FILE',
            PCLZIP_ERR_DIR_CREATE_FAIL => 'PCLZIP_ERR_DIR_CREATE_FAIL',
            PCLZIP_ERR_BAD_EXTENSION => 'PCLZIP_ERR_BAD_EXTENSION',
            PCLZIP_ERR_BAD_FORMAT => 'PCLZIP_ERR_BAD_FORMAT',
            PCLZIP_ERR_DELETE_FILE_FAIL => 'PCLZIP_ERR_DELETE_FILE_FAIL',
            PCLZIP_ERR_RENAME_FILE_FAIL => 'PCLZIP_ERR_RENAME_FILE_FAIL',
            PCLZIP_ERR_BAD_CHECKSUM => 'PCLZIP_ERR_BAD_CHECKSUM',
            PCLZIP_ERR_INVALID_ARCHIVE_ZIP => 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP',
            PCLZIP_ERR_MISSING_OPTION_VALUE => 'PCLZIP_ERR_MISSING_OPTION_VALUE',
            PCLZIP_ERR_INVALID_OPTION_VALUE => 'PCLZIP_ERR_INVALID_OPTION_VALUE',
            PCLZIP_ERR_UNSUPPORTED_COMPRESSION => 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION',
            PCLZIP_ERR_UNSUPPORTED_ENCRYPTION => 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION');
        if (isset($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 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 " . $this->error_code . "]");
            } 
        } 
    } 
    function privCheckFormat($p_level = 0)
    {
        $v_result = true;
        clearstatcache();
        $this->privErrorReset();
        if (!is_file($this->zipname)) {
            PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "Missing archive file '" . $this->zipname . "'");
            return(false);
        } 
        if (!is_readable($this->zipname)) {
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to read archive '" . $this->zipname . "'");
            return(false);
        } 
        return $v_result;
    } 
    function privParseOptions(&$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]])) {
                PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid optional parameter '" . $p_options_list[$i] . "' for this method");
                return PclZip::errorCode();
            } 
            switch ($p_options_list[$i]) {
                case PCLZIP_OPT_PATH :
                case PCLZIP_OPT_REMOVE_PATH :
                case PCLZIP_OPT_ADD_PATH :
                    if (($i + 1) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i + 1], false);
                    $i++;
                    break;
                case PCLZIP_OPT_BY_NAME :
                    if (($i + 1) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    if (is_string($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]][0] = $p_options_list[$i + 1];
                    } else if (is_array($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    } else {
                        PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $i++;
                    break;
                case PCLZIP_OPT_BY_EREG :
                case PCLZIP_OPT_BY_PREG :
                    if (($i + 1) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    if (is_string($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    } else {
                        PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $i++;
                    break;
                case PCLZIP_OPT_COMMENT :
                case PCLZIP_OPT_ADD_COMMENT :
                case PCLZIP_OPT_PREPEND_COMMENT :
                    if (($i + 1) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
                            "Missing parameter value for option '"
                             . PclZipUtilOptionText($p_options_list[$i])
                             . "'");
                        return PclZip::errorCode();
                    } 
                    if (is_string($p_options_list[$i + 1])) {
                        $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    } else {
                        PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
                            "Wrong parameter value for option '"
                             . PclZipUtilOptionText($p_options_list[$i])
                             . "'");
                        return PclZip::errorCode();
                    } 
                    $i++;
                    break;
                case PCLZIP_OPT_BY_INDEX :
                    if (($i + 1) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $v_work_list = array();
                    if (is_string($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]);
                    } else if (is_integer($p_options_list[$i + 1])) {
                        $v_work_list[0] = $p_options_list[$i + 1] . '-' . $p_options_list[$i + 1];
                    } else if (is_array($p_options_list[$i + 1])) {
                        $v_work_list = $p_options_list[$i + 1];
                    } else {
                        PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Value must be integer, string or array for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $v_sort_flag = false;
                    $v_sort_value = 0;
                    for ($j = 0; $j < sizeof($v_work_list); $j++) {
                        $v_item_list = explode("-", $v_work_list[$j]);
                        $v_size_item_list = sizeof($v_item_list);
                        if ($v_size_item_list == 1) {
                            $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
                            $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[0];
                        } elseif ($v_size_item_list == 2) {
                            $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
                            $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[1];
                        } else {
                            PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Too many values in index range for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                            return PclZip::errorCode();
                        } 
                        if ($v_result_list[$p_options_list[$i]][$j]['start'] < $v_sort_value) {
                            $v_sort_flag = true;
                            PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Invalid order of index range for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                            return PclZip::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) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
                    $i++;
                    break;
                case PCLZIP_CB_PRE_EXTRACT :
                case PCLZIP_CB_POST_EXTRACT :
                case PCLZIP_CB_PRE_ADD :
                case PCLZIP_CB_POST_ADD :
                    if (($i + 1) >= $p_size) {
                        PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $v_function_name = $p_options_list[$i + 1];
                    if (!function_exists($v_function_name)) {
                        PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Function '" . $v_function_name . "()' is not an existing function for option '" . PclZipUtilOptionText($p_options_list[$i]) . "'");
                        return PclZip::errorCode();
                    } 
                    $v_result_list[$p_options_list[$i]] = $v_function_name;
                    $i++;
                    break;
                default :
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
                        "Unknown parameter '"
                         . $p_options_list[$i] . "'");
                    return PclZip::errorCode();
            } 
            $i++;
        } 
        if ($v_requested_options !== false) {
            for ($key = reset($v_requested_options); $key = key($v_requested_options); $key = next($v_requested_options)) {
                if ($v_requested_options[$key] == 'mandatory') {
                    if (!isset($v_result_list[$key])) {
                        PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter " . PclZipUtilOptionText($key) . "(" . $key . ")");
                        return PclZip::errorCode();
                    } 
                } 
            } 
        } 
        return $v_result;
    } 
    function privCreate($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options)
    {
        $v_result = 1;
        $v_list_detail = array();
        if (($v_result = $this->privOpenFd('wb')) != 1) {
            return $v_result;
        } 
        $v_result = $this->privAddList($p_list, $p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options);
        $this->privCloseFd();
        return $v_result;
    } 
    function privAdd($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options)
    {
        $v_result = 1;
        $v_list_detail = array();
        if ((!is_file($this->zipname)) || (filesize($this->zipname) == 0)) {
            $v_result = $this->privCreate($p_list, $p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options);
            return $v_result;
        } 
        if (($v_result = $this->privOpenFd('rb')) != 1) {
            return $v_result;
        } 
        $v_central_dir = array();
        if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) {
            $this->privCloseFd();
            return $v_result;
        } 
        @rewind($this->zip_fd);
        $v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';
        if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0) {
            $this->privCloseFd();
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \'' . $v_zip_temp_name . '\' in binary write mode');
            return PclZip::errorCode();
        } 
        $v_size = $v_central_dir['offset'];
        while ($v_size != 0) {
            $v_read_size = ($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;
        $v_header_list = array();
        if (($v_result = $this->privAddFileList($p_list, $v_header_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options)) != 1) {
            fclose($v_zip_temp_fd);
            $this->privCloseFd();
            @unlink($v_zip_temp_name);
            return $v_result;
        } 
        $v_offset = @ftell($this->zip_fd);
        $v_size = $v_central_dir['size'];
        while ($v_size != 0) {
            $v_read_size = ($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; $i < sizeof($v_header_list); $i++) {
            if ($v_header_list[$i]['status'] == 'ok') {
                if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
                    fclose($v_zip_temp_fd);
                    $this->privCloseFd();
                    @unlink($v_zip_temp_name);
                    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) - $v_offset;
        if (($v_result = $this->privWriteCentralHeader($v_count + $v_central_dir['entries'], $v_size, $v_offset, $v_comment)) != 1) {
            unset($v_header_list);
            return $v_result;
        } 
        $v_swap = $this->zip_fd;
        $this->zip_fd = $v_zip_temp_fd;
        $v_zip_temp_fd = $v_swap;
        $this->privCloseFd();
        @fclose($v_zip_temp_fd);
        @unlink($this->zipname);
        PclZipUtilRename($v_zip_temp_name, $this->zipname);
        return $v_result;
    } 
    function privOpenFd($p_mode)
    {
        $v_result = 1;
        if ($this->zip_fd != 0) {
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Zip file \'' . $this->zipname . '\' already open');
            return PclZip::errorCode();
        } 
        if (($this->zip_fd = @fopen($this->zipname, $p_mode)) == 0) {
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname . '\' in ' . $p_mode . ' mode');
            return PclZip::errorCode();
        } 
        return $v_result;
    } 
    function privCloseFd()
    {
        $v_result = 1;
        if ($this->zip_fd != 0)
            @fclose($this->zip_fd);
        $this->zip_fd = 0;
        return $v_result;
    } 
    function privAddList($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options)
    {
        $v_result = 1;
        $v_header_list = array();
        if (($v_result = $this->privAddFileList($p_list, $v_header_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options)) != 1) {
            return $v_result;
        } 
        $v_offset = @ftell($this->zip_fd);
        for ($i = 0, $v_count = 0; $i < sizeof($v_header_list); $i++) {
            if ($v_header_list[$i]['status'] == 'ok') {
                if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
                    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) - $v_offset;
        if (($v_result = $this->privWriteCentralHeader($v_count, $v_size, $v_offset, $v_comment)) != 1) {
            unset($v_header_list);
            return $v_result;
        } 
        return $v_result;
    } 
    function privAddFileList($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options)
    {
        $v_result = 1;
        $v_header = array();
        $v_nb = sizeof($p_result_list);
        for ($j = 0; ($j < count($p_list)) && ($v_result == 1); $j++) {
            $p_filename = PclZipUtilTranslateWinPath($p_list[$j], false);
            if ($p_filename == "") {
                continue;
            } 
            if (!file_exists($p_filename)) {
                PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '$p_filename' does not exists");
                return PclZip::errorCode();
            } 
            if ((is_file($p_filename)) || ((is_dir($p_filename)) && !$p_remove_all_dir)) {
                if (($v_result = $this->privAddFile($p_filename, $v_header, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options)) != 1) {
                    return $v_result;
                } 
                $p_result_list[$v_nb++] = $v_header;
            } 
            if (@is_dir($p_filename)) {
                if ($p_filename != ".")
                    $v_path = $p_filename . "/";
                else
                    $v_path = "";
                if ($p_hdir = @opendir($p_filename)) {
                    $p_hitem = @readdir($p_hdir);
                    $p_hitem = @readdir($p_hdir);
                    while (($p_hitem = @readdir($p_hdir)) !== false) {
                        if (is_file($v_path . $p_hitem)) {
                            if (($v_result = $this->privAddFile($v_path . $p_hitem, $v_header, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options)) != 1) {
                                return $v_result;
                            } 
                            $p_result_list[$v_nb++] = $v_header;
                        } else {
                            $p_temp_list[0] = $v_path . $p_hitem;
                            $v_result = $this->privAddFileList($p_temp_list, $p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, $p_options);
                            $v_nb = sizeof($p_result_list);
                        } 
                    } 
                } 
                unset($p_temp_list);
                unset($p_hdir);
                unset($p_hitem);
            } 
        } 
        return $v_result;
    } 
    function privAddFile($p_filename, &$p_header, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options)
    {
        $v_result = 1;
        if ($p_filename == "") {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file list parameter (invalid or empty list)");
            return PclZip::errorCode();
        } 
        $v_stored_filename = $p_filename;
        if ($p_remove_all_dir) {
            $v_stored_filename = basename($p_filename);
        } else if ($p_remove_dir != "") {
            if (substr($p_remove_dir, -1) != '/')
                $p_remove_dir .= "/";
            if ((substr($p_filename, 0, 2) == "./") || (substr($p_remove_dir, 0, 2) == "./")) {
                if ((substr($p_filename, 0, 2) == "./") && (substr($p_remove_dir, 0, 2) != "./"))
                    $p_remove_dir = "./" . $p_remove_dir;
                if ((substr($p_filename, 0, 2) != "./") && (substr($p_remove_dir, 0, 2) == "./"))
                    $p_remove_dir = substr($p_remove_dir, 2);
            } 
            $v_compare = PclZipUtilPathInclusion($p_remove_dir, $p_filename);
            if ($v_compare > 0) {
                if ($v_compare == 2) {
                    $v_stored_filename = "";
                } else {
                    $v_stored_filename = substr($p_filename, strlen($p_remove_dir));
                } 
            } 
        } 
        if ($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);
        clearstatcache();
        $p_header['version'] = 20;
        $p_header['version_extracted'] = 10;
        $p_header['flag'] = 0;
        $p_header['compression'] = 0;
        $p_header['mtime'] = filemtime($p_filename);
        $p_header['crc'] = 0;
        $p_header['compressed_size'] = 0;
        $p_header['size'] = filesize($p_filename);
        $p_header['filename_len'] = strlen($p_filename);
        $p_header['extra_len'] = 0;
        $p_header['comment_len'] = 0;
        $p_header['disk'] = 0;
        $p_header['internal'] = 0;
        $p_header['external'] = (is_file($p_filename)?0x00000000:0x00000010);
        $p_header['offset'] = 0;
        $p_header['filename'] = $p_filename;
        $p_header['stored_filename'] = $v_stored_filename;
        $p_header['extra'] = '';
        $p_header['comment'] = '';
        $p_header['status'] = 'ok';
        $p_header['index'] = -1;
        if (isset($p_options[PCLZIP_CB_PRE_ADD])) {
            $v_local_header = array();
            $this->privConvertHeader2FileInfo($p_header, $v_local_header);
            eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_ADD] . '(PCLZIP_CB_PRE_ADD, $v_local_header);');
            if ($v_result == 0) {
                $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) {
            $p_header['status'] = 'filename_too_long';
        } 
        if ($p_header['status'] == 'ok') {
            if (is_file($p_filename)) {
                if (($v_file = @fopen($p_filename, "rb")) == 0) {
                    PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");
                    return PclZip::errorCode();
                } 
                if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) {
                    $v_content_compressed = @fread($v_file, $p_header['size']);
                    $p_header['crc'] = @crc32($v_content_compressed);
                    $p_header['compressed_size'] = $p_header['size'];
                    $p_header['compression'] = 0;
                } else {
                    $v_content = @fread($v_file, $p_header['size']);
                    $p_header['crc'] = @crc32($v_content);
                    $v_content_compressed = @gzdeflate($v_content);
                    $p_header['compressed_size'] = strlen($v_content_compressed);
                    $p_header['compression'] = 8;
                } 
                if (($v_result = $this->privWriteFileHeader($p_header)) != 1) {
                    @fclose($v_file);
                    return $v_result;
                } 
                $v_binary_data = pack('a' . $p_header['compressed_size'],
                    $v_content_compressed);
                @fwrite($this->zip_fd, $v_binary_data, $p_header['compressed_size']);
                @fclose($v_file);
            } else {
                if (@substr($p_header['stored_filename'], -1) != '/') {
                    $p_header['stored_filename'] .= '/';
                } 
                $p_header['size'] = 0;
                $p_header['external'] = 0x00000010;
                if (($v_result = $this->privWriteFileHeader($p_header)) != 1) {
                    return $v_result;
                } 
            } 
        } 
        if (isset($p_options[PCLZIP_CB_POST_ADD])) {
            $v_local_header = array();
            $this->privConvertHeader2FileInfo($p_header, $v_local_header);
            eval('$v_result = ' . $p_options[PCLZIP_CB_POST_ADD] . '(PCLZIP_CB_POST_ADD, $v_local_header);');
            if ($v_result == 0) {
                $v_result = 1;
            } 
        } 
        return $v_result;
    } 
    function privWriteFileHeader(&$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']),
            $p_header['extra_len']);
        fputs($this->zip_fd, $v_binary_data, 30);
        if (strlen($p_header['stored_filename']) != 0) {
            fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
        } 
        if ($p_header['extra_len'] != 0) {
            fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
        } 
        return $v_result;
    } 
    function privWriteCentralFileHeader(&$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'], $p_header['offset']);
        fputs($this->zip_fd, $v_binary_data, 46);
        if (strlen($p_header['stored_filename']) != 0) {
            fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
        } 
        if ($p_header['extra_len'] != 0) {
            fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
        } 
        if ($p_header['comment_len'] != 0) {
            fputs($this->zip_fd, $p_header['comment'], $p_header['comment_len']);
        } 
        return $v_result;
    } 
    function privWriteCentralHeader($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));
        fputs($this->zip_fd, $v_binary_data, 22);
        if (strlen($p_comment) != 0) {
            fputs($this->zip_fd, $p_comment, strlen($p_comment));
        } 
        return $v_result;
    } 
    function privList(&$p_list)
    {
        $v_result = 1;
        if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0) {
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname . '\' in binary read mode');
            return PclZip::errorCode();
        } 
        $v_central_dir = array();
        if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) {
            return $v_result;
        } 
        @rewind($this->zip_fd);
        if (@fseek($this->zip_fd, $v_central_dir['offset'])) {
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
            return PclZip::errorCode();
        } 
        for ($i = 0; $i < $v_central_dir['entries']; $i++) {
            if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) {
                return $v_result;
            } 
            $v_header['index'] = $i;
            $this->privConvertHeader2FileInfo($v_header, $p_list[$i]);
            unset($v_header);
        } 
        $this->privCloseFd();
        return $v_result;
    } 
    function privConvertHeader2FileInfo($p_header, &$p_info)
    {
        $v_result = 1;
        $p_info['filename'] = $p_header['filename'];
        $p_info['stored_filename'] = $p_header['stored_filename'];
        $p_info['size'] = $p_header['size'];
        $p_info['compressed_size'] = $p_header['compressed_size'];
        $p_info['mtime'] = $p_header['mtime'];
        $p_info['comment'] = $p_header['comment'];
        $p_info['folder'] = (($p_header['external']&0x00000010) == 0x00000010);
        $p_info['index'] = $p_header['index'];
        $p_info['status'] = $p_header['status'];
        return $v_result;
    } 
    function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
    {
        $v_result = 1;
        if (($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 (($v_result = $this->privOpenFd('rb')) != 1) {
            return $v_result;
        } 
        $v_central_dir = array();
        if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) {
            $this->privCloseFd();
            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();
                PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
                return PclZip::errorCode();
            } 
            $v_header = array();
            if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) {
                $this->privCloseFd();
                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])) && ($p_options[PCLZIP_OPT_BY_NAME] != 0)) {
                for ($j = 0; ($j < sizeof($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])) && (substr($v_header['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
                            $v_extract = true;
                        } 
                    } elseif ($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
                        $v_extract = true;
                    } 
                } 
            } else if ((isset($p_options[PCLZIP_OPT_BY_EREG])) && ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
                if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header['stored_filename'])) {
                    $v_extract = true;
                } 
            } else if ((isset($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'])) {
                    $v_extract = true;
                } 
            } else if ((isset($p_options[PCLZIP_OPT_BY_INDEX])) && ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) {
                for ($j = $j_start; ($j < sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$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;
                    } 
                } 
            } else {
                $v_extract = true;
            } 
            if (($v_extract) && (($v_header['compression'] != 8) && ($v_header['compression'] != 0))) {
                $v_header['status'] = 'unsupported_compression';
                if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR] === true)) {
                    PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION,
                        "Filename '" . $v_header['stored_filename'] . "' is "
                         . "compressed by an unsupported compression "
                         . "method (" . $v_header['compression'] . ") ");
                    return PclZip::errorCode();
                } 
            } 
            if (($v_extract) && (($v_header['flag'] &1) == 1)) {
                $v_header['status'] = 'unsupported_encryption';
                if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR] === true)) {
                    PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
                        "Unsupported encryption for "
                         . " filename '" . $v_header['stored_filename']
                         . "'");
                    return PclZip::errorCode();
                } 
            } 
            if (($v_extract) && ($v_header['status'] != 'ok')) {
                $v_result = $this->privConvertHeader2FileInfo($v_header,
                    $p_file_list[$v_nb_extracted++]);
                if ($v_result != 1) {
                    $this->privCloseFd();
                    return $v_result;
                } 
                $v_extract = false;
            } 
            if ($v_extract) {
                @rewind($this->zip_fd);
                if (@fseek($this->zip_fd, $v_header['offset'])) {
                    $this->privCloseFd();
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
                    return PclZip::errorCode();
                } 
                if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]) {
                    $v_result1 = $this->privExtractFileAsString($v_header, $v_string);
                    if ($v_result1 < 1) {
                        $this->privCloseFd();
                        return $v_result1;
                    } 
                    if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) != 1) {
                        $this->privCloseFd();
                        return $v_result;
                    } 
                    $p_file_list[$v_nb_extracted]['content'] = $v_string;
                    $v_nb_extracted++;
                    if ($v_result1 == 2) {
                        break;
                    } 
                } 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();
                        return $v_result1;
                    } 
                    if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) {
                        $this->privCloseFd();
                        return $v_result;
                    } 
                    if ($v_result1 == 2) {
                        break;
                    } 
                } else {
                    $v_result1 = $this->privExtractFile($v_header,
                        $p_path, $p_remove_path,
                        $p_remove_all_path,
                        $p_options);
                    if ($v_result1 < 1) {
                        $this->privCloseFd();
                        return $v_result1;
                    } 
                    if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) {
                        $this->privCloseFd();
                        return $v_result;
                    } 
                    if ($v_result1 == 2) {
                        break;
                    } 
                } 
            } 
        } 
        $this->privCloseFd();
        return $v_result;
    } 
    function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
    {
        $v_result = 1;
        if (($v_result = $this->privReadFileHeader($v_header)) != 1) {
            return $v_result;
        } 
        if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
        } 
        if ($p_remove_all_path == true) {
            $p_entry['filename'] = basename($p_entry['filename']);
        } else if ($p_remove_path != "") {
            if (PclZipUtilPathInclusion($p_remove_path, $p_entry['filename']) == 2) {
                $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_CB_PRE_EXTRACT])) {
            $v_local_header = array();
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
            eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_EXTRACT] . '(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
            if ($v_result == 0) {
                $p_entry['status'] = "skipped";
                $v_result = 1;
            } 
            if ($v_result == 2) {
                $p_entry['status'] = "aborted";
                $v_result = PCLZIP_ERR_USER_ABORTED;
            } 
            $p_entry['filename'] = $v_local_header['filename'];
        } 
        if ($p_entry['status'] == 'ok') {
            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])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR] === true)) {
                        PclZip::privErrorLog(PCLZIP_ERR_ALREADY_A_DIRECTORY,
                            "Filename '" . $p_entry['filename'] . "' is "
                             . "already used by an existing directory");
                        return PclZip::errorCode();
                    } 
                } else if (!is_writeable($p_entry['filename'])) {
                    $p_entry['status'] = "write_protected";
                    if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR] === true)) {
                        PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
                            "Filename '" . $p_entry['filename'] . "' exists "
                             . "and is write protected");
                        return PclZip::errorCode();
                    } 
                } else if (filemtime($p_entry['filename']) > $p_entry['mtime']) {
                    if ((isset($p_options[PCLZIP_OPT_REPLACE_NEWER])) && ($p_options[PCLZIP_OPT_REPLACE_NEWER] === true)) {
                    } else {
                        $p_entry['status'] = "newer_exist";
                        if ((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR] === true)) {
                            PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
                                "Newer version of '" . $p_entry['filename'] . "' exists "
                                 . "and option PCLZIP_OPT_REPLACE_NEWER is not selected");
                            return PclZip::errorCode();
                        } 
                    } 
                } else {
                } 
            } else {
                if ((($p_entry['external']&0x00000010) == 0x00000010) || (substr($p_entry['filename'], -1) == '/'))
                    $v_dir_to_check = $p_entry['filename'];
                else if (!strstr($p_entry['filename'], "/"))
                    $v_dir_to_check = "";
                else
                    $v_dir_to_check = dirname($p_entry['filename']);
                if (($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external']&0x00000010) == 0x00000010))) != 1) {
                    $p_entry['status'] = "path_creation_fail";
                    $v_result = 1;
                } 
            } 
        } 
        if ($p_entry['status'] == 'ok') {
            if (!(($p_entry['external']&0x00000010) == 0x00000010)) {
                if ($p_entry['compression'] == 0) {
                    if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) {
                        $p_entry['status'] = "write_error";
                        return $v_result;
                    } 
                    $v_size = $p_entry['compressed_size'];
                    while ($v_size != 0) {
                        $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
                        $v_buffer = fread($this->zip_fd, $v_read_size);
                        $v_binary_data = pack('a' . $v_read_size, $v_buffer);
                        @fwrite($v_dest_file, $v_binary_data, $v_read_size);
                        $v_size -= $v_read_size;
                    } 
                    fclose($v_dest_file);
                    touch($p_entry['filename'], $p_entry['mtime']);
                } else {
                    if (($p_entry['flag'] &1) == 1) {
                    } else {
                        $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
                    } 
                    $v_file_content = @gzinflate($v_buffer);
                    unset($v_buffer);
                    if ($v_file_content === false) {
                        $p_entry['status'] = "error";
                        return $v_result;
                    } 
                    if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) {
                        $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'], $p_options[PCLZIP_OPT_SET_CHMOD]);
                } 
            } 
        } 
        if ($p_entry['status'] == "aborted") {
            $p_entry['status'] = "skipped";
        } elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
            $v_local_header = array();
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
            eval('$v_result = ' . $p_options[PCLZIP_CB_POST_EXTRACT] . '(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
            if ($v_result == 2) {
                $v_result = PCLZIP_ERR_USER_ABORTED;
            } 
        } 
        return $v_result;
    } 
    function privExtractFileInOutput(&$p_entry, &$p_options)
    {
        $v_result = 1;
        if (($v_result = $this->privReadFileHeader($v_header)) != 1) {
            return $v_result;
        } 
        if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
        } 
        if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
            $v_local_header = array();
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
            eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_EXTRACT] . '(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
            if ($v_result == 0) {
                $p_entry['status'] = "skipped";
                $v_result = 1;
            } 
            if ($v_result == 2) {
                $p_entry['status'] = "aborted";
                $v_result = PCLZIP_ERR_USER_ABORTED;
            } 
            $p_entry['filename'] = $v_local_header['filename'];
        } 
        if ($p_entry['status'] == 'ok') {
            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 ($p_entry['status'] == "aborted") {
            $p_entry['status'] = "skipped";
        } elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
            $v_local_header = array();
            $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
            eval('$v_result = ' . $p_options[PCLZIP_CB_POST_EXTRACT] . '(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
            if ($v_result == 2) {
                $v_result = PCLZIP_ERR_USER_ABORTED;
            } 
        } 
        return $v_result;
    } 
    function privExtractFileAsString(&$p_entry, &$p_string)
    {
        $v_result = 1;
        $v_header = array();
        if (($v_result = $this->privReadFileHeader($v_header)) != 1) {
            return $v_result;
        } 
        if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
        } 
        if (!(($p_entry['external']&0x00000010) == 0x00000010)) {
            if ($p_entry['compressed_size'] == $p_entry['size']) {
                $p_string = @fread($this->zip_fd, $p_entry['compressed_size']);
            } else {
                $v_data = @fread($this->zip_fd, $p_entry['compressed_size']);
                if (($p_string = @gzinflate($v_data)) === false) {
                } 
            } 
        } else {
        } 
        return $v_result;
    } 
    function privReadFileHeader(&$p_header)
    {
        $v_result = 1;
        $v_binary_data = @fread($this->zip_fd, 4);
        $v_data = unpack('Vid', $v_binary_data);
        if ($v_data['id'] != 0x04034b50) {
            PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
            return PclZip::errorCode();
        } 
        $v_binary_data = fread($this->zip_fd, 26);
        if (strlen($v_binary_data) != 26) {
            $p_header['filename'] = "";
            $p_header['status'] = "invalid_header";
            PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : " . strlen($v_binary_data));
            return PclZip::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, $v_data['filename_len']);
        if ($v_data['extra_len'] != 0) {
            $p_header['extra'] = fread($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['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 $v_result;
    } 
    function privReadCentralFileHeader(&$p_header)
    {
        $v_result = 1;
        $v_binary_data = @fread($this->zip_fd, 4);
        $v_data = unpack('Vid', $v_binary_data);
        if ($v_data['id'] != 0x02014b50) {
            PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
            return PclZip::errorCode();
        } 
        $v_binary_data = fread($this->zip_fd, 42);
        if (strlen($v_binary_data) != 42) {
            $p_header['filename'] = "";
            $p_header['status'] = "invalid_header";
            PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : " . strlen($v_binary_data));
            return PclZip::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', $v_binary_data);
        if ($p_header['filename_len'] != 0)
            $p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']);
        else
            $p_header['filename'] = '';
        if ($p_header['extra_len'] != 0)
            $p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']);
        else
            $p_header['extra'] = '';
        if ($p_header['comment_len'] != 0)
            $p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']);
        else
            $p_header['comment'] = '';
        if ($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'];
        $p_header['status'] = 'ok';
        if (substr($p_header['filename'], -1) == '/') {
            $p_header['external'] = 0x00000010;
        } 
        return $v_result;
    } 
    function privCheckFileHeaders(&$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 $v_result;
    } 
    function privReadEndCentralDir(&$p_central_dir)
    {
        $v_result = 1;
        $v_size = filesize($this->zipname);
        @fseek($this->zip_fd, $v_size);
        if (@ftell($this->zip_fd) != $v_size) {
            PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to go to the end of the archive \'' . $this->zipname . '\'');
            return PclZip::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)) {
                PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \'' . $this->zipname . '\'');
                return PclZip::errorCode();
            } 
            $v_binary_data = @fread($this->zip_fd, 4);
            $v_data = @unpack('Vid', $v_binary_data);
            if ($v_data['id'] == 0x06054b50) {
                $v_found = 1;
            } 
            $v_pos = ftell($this->zip_fd);
        } 
        if (!$v_found) {
            $v_maximum_size = 65557;
            if ($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)) {
                PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \'' . $this->zipname . '\'');
                return PclZip::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 << 8) | Ord($v_byte);
                if ($v_bytes == 0x504b0506) {
                    $v_pos++;
                    break;
                } 
                $v_pos++;
            } 
            if ($v_pos == $v_size) {
                PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Unable to find End of Central Dir Record signature");
                return PclZip::errorCode();
            } 
        } 
        $v_binary_data = fread($this->zip_fd, 18);
        if (strlen($v_binary_data) != 18) {
            PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid End of Central Dir Record size : " . strlen($v_binary_data));
            return PclZip::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) != $v_size) {
            if (0) {
                PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
                    'The central dir is not at the end of the archive.'
                     . ' Some trailing bytes exists after the archive.');
                return PclZip::errorCode();
            } 
        } 
        if ($v_data['comment_size'] != 0)
            $p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']);
        else
            $p_central_dir['comment'] = '';
        $p_central_dir['entries'] = $v_data['entries'];
        $p_central_dir['disk_entries'] = $v_data['disk_entries'];
        $p_central_dir['offset'] = $v_data['offset'];
        $p_central_dir['size'] = $v_data['size'];
        $p_central_dir['disk'] = $v_data['disk'];
        $p_central_dir['disk_start'] = $v_data['disk_start'];
        return $v_result;
    } 
    function privDeleteByRule(&$p_result_list, &$p_options)
    {
        $v_result = 1;
        $v_list_detail = array();
        if (($v_result = $this->privOpenFd('rb')) != 1) {
            return $v_result;
        } 
        $v_central_dir = array();
        if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) {
            $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();
            PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
            return PclZip::errorCode();
        } 
        $v_header_list = array();
        $j_start = 0;
        for ($i = 0, $v_nb_extracted = 0; $i < $v_central_dir['entries']; $i++) {
            $v_header_list[$v_nb_extracted] = array();
            if (($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) != 1) {
                $this->privCloseFd();
                return $v_result;
            } 
            $v_header_list[$v_nb_extracted]['index'] = $i;
            $v_found = false;
            if ((isset($p_options[PCLZIP_OPT_BY_NAME])) && ($p_options[PCLZIP_OPT_BY_NAME] != 0)) {
                for ($j = 0; ($j < sizeof($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][$j])) && (substr($v_header_list[$v_nb_extracted]['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
                            $v_found = true;
                        } elseif ((($v_header_list[$v_nb_extracted]['external']&0x00000010) == 0x00000010) && ($v_header_list[$v_nb_extracted]['stored_filename'] . '/' == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
                            $v_found = true;
                        } 
                    } elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
                        $v_found = true;
                    } 
                } 
            } else if ((isset($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'])) {
                    $v_found = true;
                } 
            } else if ((isset($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'])) {
                    $v_found = true;
                } 
            } else if ((isset($p_options[PCLZIP_OPT_BY_INDEX])) && ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) {
                for ($j = $j_start; ($j < sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$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'] > $i) {
                        break;
                    } 
                } 
            } 
            if ($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';
            $v_temp_zip = new PclZip($v_zip_temp_name);
            if (($v_result = $v_temp_zip->privOpenFd('wb')) != 1) {
                $this->privCloseFd();
                return $v_result;
            } 
            for ($i = 0; $i < sizeof($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);
                    PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
                    return PclZip::errorCode();
                } 
                $v_local_header = array();
                if (($v_result = $this->privReadFileHeader($v_local_header)) != 1) {
                    $this->privCloseFd();
                    $v_temp_zip->privCloseFd();
                    @unlink($v_zip_temp_name);
                    return $v_result;
                } 
                if ($this->privCheckFileHeaders($v_local_header,
                        $v_header_list[$i]) != 1) {
                } 
                unset($v_local_header);
                if (($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1) {
                    $this->privCloseFd();
                    $v_temp_zip->privCloseFd();
                    @unlink($v_zip_temp_name);
                    return $v_result;
                } 
                if (($v_result = PclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size'])) != 1) {
                    $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; $i < sizeof($v_header_list); $i++) {
                if (($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
                    $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) - $v_offset;
            if (($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list), $v_size, $v_offset, $v_comment)) != 1) {
                unset($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);
        } else if ($v_central_dir['entries'] != 0) {
            $this->privCloseFd();
            if (($v_result = $this->privOpenFd('wb')) != 1) {
                return $v_result;
            } 
            if (($v_result = $this->privWriteCentralHeader(0, 0, 0, '')) != 1) {
                return $v_result;
            } 
            $this->privCloseFd();
        } 
        return $v_result;
    } 
    function privDirCheck($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 (($v_result = $this->privDirCheck($p_parent_dir)) != 1) {
                    return $v_result;
                } 
            } 
        } 
        if (!@mkdir($p_dir, 0777)) {
            PclZip::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'");
            return PclZip::errorCode();
        } 
        return $v_result;
    } 
    function privMerge(&$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 $v_result;
        } 
        if (($v_result = $this->privOpenFd('rb')) != 1) {
            return $v_result;
        } 
        $v_central_dir = array();
        if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) {
            $this->privCloseFd();
            return $v_result;
        } 
        @rewind($this->zip_fd);
        if (($v_result = $p_archive_to_add->privOpenFd('rb')) != 1) {
            $this->privCloseFd();
            return $v_result;
        } 
        $v_central_dir_to_add = array();
        if (($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) != 1) {
            $this->privCloseFd();
            $p_archive_to_add->privCloseFd();
            return $v_result;
        } 
        @rewind($p_archive_to_add->zip_fd);
        $v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';
        if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0) {
            $this->privCloseFd();
            $p_archive_to_add->privCloseFd();
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \'' . $v_zip_temp_name . '\' in binary write mode');
            return PclZip::errorCode();
        } 
        $v_size = $v_central_dir['offset'];
        while ($v_size != 0) {
            $v_read_size = ($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 = $v_central_dir_to_add['offset'];
        while ($v_size != 0) {
            $v_read_size = ($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 = $v_central_dir['size'];
        while ($v_size != 0) {
            $v_read_size = ($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 = $v_central_dir_to_add['size'];
        while ($v_size != 0) {
            $v_read_size = ($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 = $v_swap;
        if (($v_result = $this->privWriteCentralHeader($v_central_dir['entries'] + $v_central_dir_to_add['entries'], $v_size, $v_offset, $v_comment)) != 1) {
            $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 $v_result;
    } 
    function privDuplicate($p_archive_filename)
    {
        $v_result = 1;
        if (!is_file($p_archive_filename)) {
            $v_result = 1;
            return $v_result;
        } 
        if (($v_result = $this->privOpenFd('wb')) != 1) {
            return $v_result;
        } 
        if (($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0) {
            $this->privCloseFd();
            PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive file \'' . $p_archive_filename . '\' in binary write mode');
            return PclZip::errorCode();
        } 
        $v_size = filesize($p_archive_filename);
        while ($v_size != 0) {
            $v_read_size = ($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 $v_result;
    } 
    function privErrorLog($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;
        } 
    } 
    function privErrorReset()
    {
        if (PCLZIP_ERROR_EXTERNAL == 1) {
            PclErrorReset();
        } else {
            $this->error_code = 0;
            $this->error_string = '';
        } 
    } 
    function privDecrypt($p_encryption_header, &$p_buffer, $p_size, $p_crc)
    {
        $v_result = 1;
        $v_pwd = "test";
        $p_buffer = PclZipUtilZipDecrypt($p_buffer, $p_size, $p_encryption_header,
            $p_crc, $v_pwd);
        return $v_result;
    } 
} 
function PclZipUtilPathReduction($p_dir)
{
    $v_result = "";
    if ($p_dir != "") {
        $v_list = explode("/", $p_dir);
        for ($i = sizeof($v_list)-1; $i >= 0; $i--) {
            if ($v_list[$i] == ".") {
            } else if ($v_list[$i] == "..") {
                $i--;
            } else if (($v_list[$i] == "") && ($i != (sizeof($v_list)-1)) && ($i != 0)) {
            } else {
                $v_result = $v_list[$i] . ($i != (sizeof($v_list)-1)?"/" . $v_result:"");
            } 
        } 
    } 
    return $v_result;
} 
function PclZipUtilPathInclusion($p_dir, $p_path)
{
    $v_result = 1;
    $v_list_dir = explode("/", $p_dir);
    $v_list_dir_size = sizeof($v_list_dir);
    $v_list_path = explode("/", $p_path);
    $v_list_path_size = sizeof($v_list_path);
    $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)) {
            $v_result = 2;
        } else if ($i < $v_list_dir_size) {
            $v_result = 0;
        } 
    } 
    return $v_result;
} 
function PclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode = 0)
{
    $v_result = 1;
    if ($p_mode == 0) {
        while ($p_size != 0) {
            $v_read_size = ($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 -= $v_read_size;
        } 
    } else if ($p_mode == 1) {
        while ($p_size != 0) {
            $v_read_size = ($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 -= $v_read_size;
        } 
    } else if ($p_mode == 2) {
        while ($p_size != 0) {
            $v_read_size = ($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 -= $v_read_size;
        } 
    } else if ($p_mode == 3) {
        while ($p_size != 0) {
            $v_read_size = ($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)) {
            $v_result = 0;
        } else if (!@unlink($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 ((($v_prefix == 'PCLZIP_OPT') || ($v_prefix == 'PCLZIP_CB_')) && ($v_list[$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) && (($v_position = strpos($p_path, ':')) != false)) {
            $p_path = substr($p_path, $v_position + 1);
        } 
        if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0, 1) == '\\')) {
            $p_path = strtr($p_path, '\\', '/');
        } 
    } 
    return $p_path;
} 

?>