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Diffstat (limited to 'wp-admin/includes/class-pclzip.php')
| -rw-r--r-- | wp-admin/includes/class-pclzip.php | 5732 |
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diff --git a/wp-admin/includes/class-pclzip.php b/wp-admin/includes/class-pclzip.php new file mode 100644 index 0000000..3fdade5 --- /dev/null +++ b/wp-admin/includes/class-pclzip.php @@ -0,0 +1,5732 @@ +<?php +// -------------------------------------------------------------------------------- +// PhpConcept Library - Zip Module 2.8.2 +// -------------------------------------------------------------------------------- +// License GNU/LGPL - Vincent Blavet - August 2009 +// http://www.phpconcept.net +// -------------------------------------------------------------------------------- +// +// Presentation : +// PclZip is a PHP library that manage ZIP archives. +// So far tests show that archives generated by PclZip are readable by +// WinZip application and other tools. +// +// Description : +// See readme.txt and http://www.phpconcept.net +// +// Warning : +// This library and the associated files are non commercial, non professional +// work. +// It should not have unexpected results. However if any damage is caused by +// this software the author can not be responsible. +// The use of this software is at the risk of the user. +// +// -------------------------------------------------------------------------------- +// $Id: pclzip.lib.php,v 1.60 2009/09/30 21:01:04 vblavet Exp $ +// -------------------------------------------------------------------------------- + + // ----- Constants + if (!defined('PCLZIP_READ_BLOCK_SIZE')) { + define( 'PCLZIP_READ_BLOCK_SIZE', 2048 ); + } + + // ----- File list separator + // In version 1.x of PclZip, the separator for file list is a space + // (which is not a very smart choice, specifically for windows paths !). + // A better separator should be a comma (,). This constant gives you the + // ability to change that. + // However notice that changing this value, may have impact on existing + // scripts, using space separated filenames. + // Recommended values for compatibility with older versions : + //define( 'PCLZIP_SEPARATOR', ' ' ); + // Recommended values for smart separation of filenames. + if (!defined('PCLZIP_SEPARATOR')) { + define( 'PCLZIP_SEPARATOR', ',' ); + } + + // ----- Error configuration + // 0 : PclZip Class integrated error handling + // 1 : PclError external library error handling. By enabling this + // you must ensure that you have included PclError library. + // [2,...] : reserved for futur use + if (!defined('PCLZIP_ERROR_EXTERNAL')) { + define( 'PCLZIP_ERROR_EXTERNAL', 0 ); + } + + // ----- Optional static temporary directory + // By default temporary files are generated in the script current + // path. + // If defined : + // - MUST BE terminated by a '/'. + // - MUST be a valid, already created directory + // Samples : + // define( 'PCLZIP_TEMPORARY_DIR', '/temp/' ); + // define( 'PCLZIP_TEMPORARY_DIR', 'C:/Temp/' ); + if (!defined('PCLZIP_TEMPORARY_DIR')) { + define( 'PCLZIP_TEMPORARY_DIR', '' ); + } + + // ----- Optional threshold ratio for use of temporary files + // Pclzip sense the size of the file to add/extract and decide to + // use or not temporary file. The algorithm is looking for + // memory_limit of PHP and apply a ratio. + // threshold = memory_limit * ratio. + // Recommended values are under 0.5. Default 0.47. + // Samples : + // define( 'PCLZIP_TEMPORARY_FILE_RATIO', 0.5 ); + if (!defined('PCLZIP_TEMPORARY_FILE_RATIO')) { + define( 'PCLZIP_TEMPORARY_FILE_RATIO', 0.47 ); + } + +// -------------------------------------------------------------------------------- +// ***** UNDER THIS LINE NOTHING NEEDS TO BE MODIFIED ***** +// -------------------------------------------------------------------------------- + + // ----- Global variables + $g_pclzip_version = "2.8.2"; + + // ----- Error codes + // -1 : Unable to open file in binary write mode + // -2 : Unable to open file in binary read mode + // -3 : Invalid parameters + // -4 : File does not exist + // -5 : Filename is too long (max. 255) + // -6 : Not a valid zip file + // -7 : Invalid extracted file size + // -8 : Unable to create directory + // -9 : Invalid archive extension + // -10 : Invalid archive format + // -11 : Unable to delete file (unlink) + // -12 : Unable to rename file (rename) + // -13 : Invalid header checksum + // -14 : Invalid archive size + define( 'PCLZIP_ERR_USER_ABORTED', 2 ); + define( 'PCLZIP_ERR_NO_ERROR', 0 ); + define( 'PCLZIP_ERR_WRITE_OPEN_FAIL', -1 ); + define( 'PCLZIP_ERR_READ_OPEN_FAIL', -2 ); + define( 'PCLZIP_ERR_INVALID_PARAMETER', -3 ); + define( 'PCLZIP_ERR_MISSING_FILE', -4 ); + define( 'PCLZIP_ERR_FILENAME_TOO_LONG', -5 ); + define( 'PCLZIP_ERR_INVALID_ZIP', -6 ); + define( 'PCLZIP_ERR_BAD_EXTRACTED_FILE', -7 ); + define( 'PCLZIP_ERR_DIR_CREATE_FAIL', -8 ); + define( 'PCLZIP_ERR_BAD_EXTENSION', -9 ); + define( 'PCLZIP_ERR_BAD_FORMAT', -10 ); + define( 'PCLZIP_ERR_DELETE_FILE_FAIL', -11 ); + define( 'PCLZIP_ERR_RENAME_FILE_FAIL', -12 ); + define( 'PCLZIP_ERR_BAD_CHECKSUM', -13 ); + define( 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP', -14 ); + define( 'PCLZIP_ERR_MISSING_OPTION_VALUE', -15 ); + define( 'PCLZIP_ERR_INVALID_OPTION_VALUE', -16 ); + define( 'PCLZIP_ERR_ALREADY_A_DIRECTORY', -17 ); + define( 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION', -18 ); + define( 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', -19 ); + define( 'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', -20 ); + define( 'PCLZIP_ERR_DIRECTORY_RESTRICTION', -21 ); + + // ----- Options values + 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 ); + // Having big trouble with crypt. Need to multiply 2 long int + // which is not correctly supported by PHP ... + //define( 'PCLZIP_OPT_CRYPT', 77018 ); + define( 'PCLZIP_OPT_EXTRACT_DIR_RESTRICTION', 77019 ); + define( 'PCLZIP_OPT_TEMP_FILE_THRESHOLD', 77020 ); + define( 'PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD', 77020 ); // alias + define( 'PCLZIP_OPT_TEMP_FILE_ON', 77021 ); + define( 'PCLZIP_OPT_ADD_TEMP_FILE_ON', 77021 ); // alias + define( 'PCLZIP_OPT_TEMP_FILE_OFF', 77022 ); + define( 'PCLZIP_OPT_ADD_TEMP_FILE_OFF', 77022 ); // alias + + // ----- File description attributes + define( 'PCLZIP_ATT_FILE_NAME', 79001 ); + define( 'PCLZIP_ATT_FILE_NEW_SHORT_NAME', 79002 ); + define( 'PCLZIP_ATT_FILE_NEW_FULL_NAME', 79003 ); + define( 'PCLZIP_ATT_FILE_MTIME', 79004 ); + define( 'PCLZIP_ATT_FILE_CONTENT', 79005 ); + define( 'PCLZIP_ATT_FILE_COMMENT', 79006 ); + + // ----- Call backs values + define( 'PCLZIP_CB_PRE_EXTRACT', 78001 ); + define( 'PCLZIP_CB_POST_EXTRACT', 78002 ); + define( 'PCLZIP_CB_PRE_ADD', 78003 ); + define( 'PCLZIP_CB_POST_ADD', 78004 ); + /* For futur use + define( 'PCLZIP_CB_PRE_LIST', 78005 ); + define( 'PCLZIP_CB_POST_LIST', 78006 ); + define( 'PCLZIP_CB_PRE_DELETE', 78007 ); + define( 'PCLZIP_CB_POST_DELETE', 78008 ); + */ + + // -------------------------------------------------------------------------------- + // Class : PclZip + // Description : + // PclZip is the class that represent a Zip archive. + // The public methods allow the manipulation of the archive. + // Attributes : + // Attributes must not be accessed directly. + // Methods : + // PclZip() : Object creator + // create() : Creates the Zip archive + // listContent() : List the content of the Zip archive + // extract() : Extract the content of the archive + // properties() : List the properties of the archive + // -------------------------------------------------------------------------------- + class PclZip + { + // ----- Filename of the zip file + var $zipname = ''; + + // ----- File descriptor of the zip file + var $zip_fd = 0; + + // ----- Internal error handling + var $error_code = 1; + var $error_string = ''; + + // ----- Current status of the magic_quotes_runtime + // This value store the php configuration for magic_quotes + // The class can then disable the magic_quotes and reset it after + var $magic_quotes_status; + + // -------------------------------------------------------------------------------- + // Function : PclZip() + // Description : + // Creates a PclZip object and set the name of the associated Zip archive + // filename. + // Note that no real action is taken, if the archive does not exist it is not + // created. Use create() for that. + // -------------------------------------------------------------------------------- + function __construct($p_zipname) + { + + // ----- Tests the zlib + if (!function_exists('gzopen')) + { + die('Abort '.basename(__FILE__).' : Missing zlib extensions'); + } + + // ----- Set the attributes + $this->zipname = $p_zipname; + $this->zip_fd = 0; + $this->magic_quotes_status = -1; + + // ----- Return + return; + } + + public function PclZip($p_zipname) { + self::__construct($p_zipname); + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : + // create($p_filelist, $p_add_dir="", $p_remove_dir="") + // create($p_filelist, $p_option, $p_option_value, ...) + // Description : + // This method supports two different synopsis. The first one is historical. + // This method creates a Zip Archive. The Zip file is created in the + // filesystem. The files and directories indicated in $p_filelist + // are added in the archive. See the parameters description for the + // supported format of $p_filelist. + // When a directory is in the list, the directory and its content is added + // in the archive. + // In this synopsis, the function takes an optional variable list of + // options. See below the supported options. + // Parameters : + // $p_filelist : An array containing file or directory names, or + // a string containing one filename or one directory name, or + // a string containing a list of filenames and/or directory + // names separated by spaces. + // $p_add_dir : A path to add before the real path of the archived file, + // in order to have it memorized in the archive. + // $p_remove_dir : A path to remove from the real path of the file to archive, + // in order to have a shorter path memorized in the archive. + // When $p_add_dir and $p_remove_dir are set, $p_remove_dir + // is removed first, before $p_add_dir is added. + // Options : + // PCLZIP_OPT_ADD_PATH : + // PCLZIP_OPT_REMOVE_PATH : + // PCLZIP_OPT_REMOVE_ALL_PATH : + // PCLZIP_OPT_COMMENT : + // PCLZIP_CB_PRE_ADD : + // PCLZIP_CB_POST_ADD : + // Return Values : + // 0 on failure, + // The list of the added files, with a status of the add action. + // (see PclZip::listContent() for list entry format) + // -------------------------------------------------------------------------------- + function create($p_filelist) + { + $v_result=1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Set default values + $v_options = array(); + $v_options[PCLZIP_OPT_NO_COMPRESSION] = FALSE; + + // ----- Look for variable options arguments + $v_size = func_num_args(); + + // ----- Look for arguments + if ($v_size > 1) { + // ----- Get the arguments + $v_arg_list = func_get_args(); + + // ----- Remove from the options list the first argument + array_shift($v_arg_list); + $v_size--; + + // ----- Look for first arg + if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { + + // ----- Parse the options + $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, + array (PCLZIP_OPT_REMOVE_PATH => 'optional', + PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', + PCLZIP_OPT_ADD_PATH => 'optional', + PCLZIP_CB_PRE_ADD => 'optional', + PCLZIP_CB_POST_ADD => 'optional', + PCLZIP_OPT_NO_COMPRESSION => 'optional', + PCLZIP_OPT_COMMENT => 'optional', + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' + //, PCLZIP_OPT_CRYPT => 'optional' + )); + if ($v_result != 1) { + return 0; + } + } + + // ----- Look for 2 args + // Here we need to support the first historic synopsis of the + // method. + else { + + // ----- Get the first argument + $v_options[PCLZIP_OPT_ADD_PATH] = $v_arg_list[0]; + + // ----- Look for the optional second argument + if ($v_size == 2) { + $v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1]; + } + else if ($v_size > 2) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, + "Invalid number / type of arguments"); + return 0; + } + } + } + + // ----- Look for default option values + $this->privOptionDefaultThreshold($v_options); + + // ----- Init + $v_string_list = array(); + $v_att_list = array(); + $v_filedescr_list = array(); + $p_result_list = array(); + + // ----- Look if the $p_filelist is really an array + if (is_array($p_filelist)) { + + // ----- Look if the first element is also an array + // This will mean that this is a file description entry + if (isset($p_filelist[0]) && is_array($p_filelist[0])) { + $v_att_list = $p_filelist; + } + + // ----- The list is a list of string names + else { + $v_string_list = $p_filelist; + } + } + + // ----- Look if the $p_filelist is a string + else if (is_string($p_filelist)) { + // ----- Create a list from the string + $v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist); + } + + // ----- Invalid variable type for $p_filelist + else { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_filelist"); + return 0; + } + + // ----- Reformat the string list + if (sizeof($v_string_list) != 0) { + foreach ($v_string_list as $v_string) { + if ($v_string != '') { + $v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string; + } + else { + } + } + } + + // ----- For each file in the list check the attributes + $v_supported_attributes + = array ( PCLZIP_ATT_FILE_NAME => 'mandatory' + ,PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional' + ,PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional' + ,PCLZIP_ATT_FILE_MTIME => 'optional' + ,PCLZIP_ATT_FILE_CONTENT => 'optional' + ,PCLZIP_ATT_FILE_COMMENT => 'optional' + ); + foreach ($v_att_list as $v_entry) { + $v_result = $this->privFileDescrParseAtt($v_entry, + $v_filedescr_list[], + $v_options, + $v_supported_attributes); + if ($v_result != 1) { + return 0; + } + } + + // ----- Expand the filelist (expand directories) + $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options); + if ($v_result != 1) { + return 0; + } + + // ----- Call the create fct + $v_result = $this->privCreate($v_filedescr_list, $p_result_list, $v_options); + if ($v_result != 1) { + return 0; + } + + // ----- Return + return $p_result_list; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : + // add($p_filelist, $p_add_dir="", $p_remove_dir="") + // add($p_filelist, $p_option, $p_option_value, ...) + // Description : + // This method supports two synopsis. The first one is historical. + // This methods add the list of files in an existing archive. + // If a file with the same name already exists, it is added at the end of the + // archive, the first one is still present. + // If the archive does not exist, it is created. + // Parameters : + // $p_filelist : An array containing file or directory names, or + // a string containing one filename or one directory name, or + // a string containing a list of filenames and/or directory + // names separated by spaces. + // $p_add_dir : A path to add before the real path of the archived file, + // in order to have it memorized in the archive. + // $p_remove_dir : A path to remove from the real path of the file to archive, + // in order to have a shorter path memorized in the archive. + // When $p_add_dir and $p_remove_dir are set, $p_remove_dir + // is removed first, before $p_add_dir is added. + // Options : + // PCLZIP_OPT_ADD_PATH : + // PCLZIP_OPT_REMOVE_PATH : + // PCLZIP_OPT_REMOVE_ALL_PATH : + // PCLZIP_OPT_COMMENT : + // PCLZIP_OPT_ADD_COMMENT : + // PCLZIP_OPT_PREPEND_COMMENT : + // PCLZIP_CB_PRE_ADD : + // PCLZIP_CB_POST_ADD : + // Return Values : + // 0 on failure, + // The list of the added files, with a status of the add action. + // (see PclZip::listContent() for list entry format) + // -------------------------------------------------------------------------------- + function add($p_filelist) + { + $v_result=1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Set default values + $v_options = array(); + $v_options[PCLZIP_OPT_NO_COMPRESSION] = FALSE; + + // ----- Look for variable options arguments + $v_size = func_num_args(); + + // ----- Look for arguments + if ($v_size > 1) { + // ----- Get the arguments + $v_arg_list = func_get_args(); + + // ----- Remove form the options list the first argument + array_shift($v_arg_list); + $v_size--; + + // ----- Look for first arg + if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { + + // ----- Parse the options + $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, + array (PCLZIP_OPT_REMOVE_PATH => 'optional', + PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', + PCLZIP_OPT_ADD_PATH => 'optional', + PCLZIP_CB_PRE_ADD => 'optional', + PCLZIP_CB_POST_ADD => 'optional', + PCLZIP_OPT_NO_COMPRESSION => 'optional', + PCLZIP_OPT_COMMENT => 'optional', + PCLZIP_OPT_ADD_COMMENT => 'optional', + PCLZIP_OPT_PREPEND_COMMENT => 'optional', + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' + //, PCLZIP_OPT_CRYPT => 'optional' + )); + if ($v_result != 1) { + return 0; + } + } + + // ----- Look for 2 args + // Here we need to support the first historic synopsis of the + // method. + else { + + // ----- Get the first argument + $v_options[PCLZIP_OPT_ADD_PATH] = $v_add_path = $v_arg_list[0]; + + // ----- Look for the optional second argument + if ($v_size == 2) { + $v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1]; + } + else if ($v_size > 2) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); + + // ----- Return + return 0; + } + } + } + + // ----- Look for default option values + $this->privOptionDefaultThreshold($v_options); + + // ----- Init + $v_string_list = array(); + $v_att_list = array(); + $v_filedescr_list = array(); + $p_result_list = array(); + + // ----- Look if the $p_filelist is really an array + if (is_array($p_filelist)) { + + // ----- Look if the first element is also an array + // This will mean that this is a file description entry + if (isset($p_filelist[0]) && is_array($p_filelist[0])) { + $v_att_list = $p_filelist; + } + + // ----- The list is a list of string names + else { + $v_string_list = $p_filelist; + } + } + + // ----- Look if the $p_filelist is a string + else if (is_string($p_filelist)) { + // ----- Create a list from the string + $v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist); + } + + // ----- Invalid variable type for $p_filelist + else { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type '".gettype($p_filelist)."' for p_filelist"); + return 0; + } + + // ----- Reformat the string list + if (sizeof($v_string_list) != 0) { + foreach ($v_string_list as $v_string) { + $v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string; + } + } + + // ----- For each file in the list check the attributes + $v_supported_attributes + = array ( PCLZIP_ATT_FILE_NAME => 'mandatory' + ,PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional' + ,PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional' + ,PCLZIP_ATT_FILE_MTIME => 'optional' + ,PCLZIP_ATT_FILE_CONTENT => 'optional' + ,PCLZIP_ATT_FILE_COMMENT => 'optional' + ); + foreach ($v_att_list as $v_entry) { + $v_result = $this->privFileDescrParseAtt($v_entry, + $v_filedescr_list[], + $v_options, + $v_supported_attributes); + if ($v_result != 1) { + return 0; + } + } + + // ----- Expand the filelist (expand directories) + $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options); + if ($v_result != 1) { + return 0; + } + + // ----- Call the create fct + $v_result = $this->privAdd($v_filedescr_list, $p_result_list, $v_options); + if ($v_result != 1) { + return 0; + } + + // ----- Return + return $p_result_list; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : listContent() + // Description : + // This public method, gives the list of the files and directories, with their + // properties. + // The properties of each entries in the list are (used also in other functions) : + // filename : Name of the file. For a create or add action it is the filename + // given by the user. For an extract function it is the filename + // of the extracted file. + // stored_filename : Name of the file / directory stored in the archive. + // size : Size of the stored file. + // compressed_size : Size of the file's data compressed in the archive + // (without the headers overhead) + // mtime : Last known modification date of the file (UNIX timestamp) + // comment : Comment associated with the file + // folder : true | false + // index : index of the file in the archive + // status : status of the action (depending of the action) : + // Values are : + // ok : OK ! + // filtered : the file / dir is not extracted (filtered by user) + // already_a_directory : the file can not be extracted because a + // directory with the same name already exists + // write_protected : the file can not be extracted because a file + // with the same name already exists and is + // write protected + // newer_exist : the file was not extracted because a newer file exists + // path_creation_fail : the file is not extracted because the folder + // does not exist and can not be created + // write_error : the file was not extracted because there was an + // error while writing the file + // read_error : the file was not extracted because there was an error + // while reading the file + // invalid_header : the file was not extracted because of an archive + // format error (bad file header) + // Note that each time a method can continue operating when there + // is an action error on a file, the error is only logged in the file status. + // Return Values : + // 0 on an unrecoverable failure, + // The list of the files in the archive. + // -------------------------------------------------------------------------------- + function listContent() + { + $v_result=1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Check archive + if (!$this->privCheckFormat()) { + return(0); + } + + // ----- Call the extracting fct + $p_list = array(); + if (($v_result = $this->privList($p_list)) != 1) + { + unset($p_list); + return(0); + } + + // ----- Return + return $p_list; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : + // extract($p_path="./", $p_remove_path="") + // extract([$p_option, $p_option_value, ...]) + // Description : + // This method supports two synopsis. The first one is historical. + // This method extract all the files / directories from the archive to the + // folder indicated in $p_path. + // If you want to ignore the 'root' part of path of the memorized files + // you can indicate this in the optional $p_remove_path parameter. + // By default, if a newer file with the same name already exists, the + // file is not extracted. + // + // If both PCLZIP_OPT_PATH and PCLZIP_OPT_ADD_PATH options + // are used, the path indicated in PCLZIP_OPT_ADD_PATH is append + // at the end of the path value of PCLZIP_OPT_PATH. + // Parameters : + // $p_path : Path where the files and directories are to be extracted + // $p_remove_path : First part ('root' part) of the memorized path + // (if any similar) to remove while extracting. + // Options : + // PCLZIP_OPT_PATH : + // PCLZIP_OPT_ADD_PATH : + // PCLZIP_OPT_REMOVE_PATH : + // PCLZIP_OPT_REMOVE_ALL_PATH : + // PCLZIP_CB_PRE_EXTRACT : + // PCLZIP_CB_POST_EXTRACT : + // Return Values : + // 0 or a negative value on failure, + // The list of the extracted files, with a status of the action. + // (see PclZip::listContent() for list entry format) + // -------------------------------------------------------------------------------- + function extract() + { + $v_result=1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Check archive + if (!$this->privCheckFormat()) { + return(0); + } + + // ----- Set default values + $v_options = array(); +// $v_path = "./"; + $v_path = ''; + $v_remove_path = ""; + $v_remove_all_path = false; + + // ----- Look for variable options arguments + $v_size = func_num_args(); + + // ----- Default values for option + $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE; + + // ----- Look for arguments + if ($v_size > 0) { + // ----- Get the arguments + $v_arg_list = func_get_args(); + + // ----- Look for first arg + if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { + + // ----- Parse the options + $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, + array (PCLZIP_OPT_PATH => 'optional', + PCLZIP_OPT_REMOVE_PATH => 'optional', + PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', + PCLZIP_OPT_ADD_PATH => 'optional', + PCLZIP_CB_PRE_EXTRACT => 'optional', + PCLZIP_CB_POST_EXTRACT => 'optional', + PCLZIP_OPT_SET_CHMOD => 'optional', + PCLZIP_OPT_BY_NAME => 'optional', + PCLZIP_OPT_BY_EREG => 'optional', + PCLZIP_OPT_BY_PREG => 'optional', + PCLZIP_OPT_BY_INDEX => 'optional', + PCLZIP_OPT_EXTRACT_AS_STRING => 'optional', + PCLZIP_OPT_EXTRACT_IN_OUTPUT => 'optional', + PCLZIP_OPT_REPLACE_NEWER => 'optional' + ,PCLZIP_OPT_STOP_ON_ERROR => 'optional' + ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional', + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' + )); + if ($v_result != 1) { + return 0; + } + + // ----- Set the arguments + 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])) { + // ----- Check for '/' in last path char + if ((strlen($v_path) > 0) && (substr($v_path, -1) != '/')) { + $v_path .= '/'; + } + $v_path .= $v_options[PCLZIP_OPT_ADD_PATH]; + } + } + + // ----- Look for 2 args + // Here we need to support the first historic synopsis of the + // method. + else { + + // ----- Get the first argument + $v_path = $v_arg_list[0]; + + // ----- Look for the optional second argument + if ($v_size == 2) { + $v_remove_path = $v_arg_list[1]; + } + else if ($v_size > 2) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); + + // ----- Return + return 0; + } + } + } + + // ----- Look for default option values + $this->privOptionDefaultThreshold($v_options); + + // ----- Trace + + // ----- Call the extracting fct + $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 + return $p_list; + } + // -------------------------------------------------------------------------------- + + + // -------------------------------------------------------------------------------- + // Function : + // extractByIndex($p_index, $p_path="./", $p_remove_path="") + // extractByIndex($p_index, [$p_option, $p_option_value, ...]) + // Description : + // This method supports two synopsis. The first one is historical. + // This method is doing a partial extract of the archive. + // The extracted files or folders are identified by their index in the + // archive (from 0 to n). + // Note that if the index identify a folder, only the folder entry is + // extracted, not all the files included in the archive. + // Parameters : + // $p_index : A single index (integer) or a string of indexes of files to + // extract. The form of the string is "0,4-6,8-12" with only numbers + // and '-' for range or ',' to separate ranges. No spaces or ';' + // are allowed. + // $p_path : Path where the files and directories are to be extracted + // $p_remove_path : First part ('root' part) of the memorized path + // (if any similar) to remove while extracting. + // Options : + // PCLZIP_OPT_PATH : + // PCLZIP_OPT_ADD_PATH : + // PCLZIP_OPT_REMOVE_PATH : + // PCLZIP_OPT_REMOVE_ALL_PATH : + // PCLZIP_OPT_EXTRACT_AS_STRING : The files are extracted as strings and + // not as files. + // The resulting content is in a new field 'content' in the file + // structure. + // This option must be used alone (any other options are ignored). + // PCLZIP_CB_PRE_EXTRACT : + // PCLZIP_CB_POST_EXTRACT : + // Return Values : + // 0 on failure, + // The list of the extracted files, with a status of the action. + // (see PclZip::listContent() for list entry format) + // -------------------------------------------------------------------------------- + //function extractByIndex($p_index, options...) + function extractByIndex($p_index) + { + $v_result=1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Check archive + if (!$this->privCheckFormat()) { + return(0); + } + + // ----- Set default values + $v_options = array(); +// $v_path = "./"; + $v_path = ''; + $v_remove_path = ""; + $v_remove_all_path = false; + + // ----- Look for variable options arguments + $v_size = func_num_args(); + + // ----- Default values for option + $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE; + + // ----- Look for arguments + if ($v_size > 1) { + // ----- Get the arguments + $v_arg_list = func_get_args(); + + // ----- Remove form the options list the first argument + array_shift($v_arg_list); + $v_size--; + + // ----- Look for first arg + if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { + + // ----- Parse the options + $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, + array (PCLZIP_OPT_PATH => 'optional', + PCLZIP_OPT_REMOVE_PATH => 'optional', + PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', + PCLZIP_OPT_EXTRACT_AS_STRING => 'optional', + PCLZIP_OPT_ADD_PATH => 'optional', + PCLZIP_CB_PRE_EXTRACT => 'optional', + PCLZIP_CB_POST_EXTRACT => 'optional', + PCLZIP_OPT_SET_CHMOD => 'optional', + PCLZIP_OPT_REPLACE_NEWER => 'optional' + ,PCLZIP_OPT_STOP_ON_ERROR => 'optional' + ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional', + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' + )); + if ($v_result != 1) { + return 0; + } + + // ----- Set the arguments + 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])) { + // ----- Check for '/' in last path char + if ((strlen($v_path) > 0) && (substr($v_path, -1) != '/')) { + $v_path .= '/'; + } + $v_path .= $v_options[PCLZIP_OPT_ADD_PATH]; + } + if (!isset($v_options[PCLZIP_OPT_EXTRACT_AS_STRING])) { + $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE; + } + else { + } + } + + // ----- Look for 2 args + // Here we need to support the first historic synopsis of the + // method. + else { + + // ----- Get the first argument + $v_path = $v_arg_list[0]; + + // ----- Look for the optional second argument + if ($v_size == 2) { + $v_remove_path = $v_arg_list[1]; + } + else if ($v_size > 2) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); + + // ----- Return + return 0; + } + } + } + + // ----- Trace + + // ----- Trick + // Here I want to reuse extractByRule(), so I need to parse the $p_index + // with privParseOptions() + $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]; + + // ----- Look for default option values + $this->privOptionDefaultThreshold($v_options); + + // ----- Call the extracting fct + if (($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options)) < 1) { + return(0); + } + + // ----- Return + return $p_list; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : + // delete([$p_option, $p_option_value, ...]) + // Description : + // This method removes files from the archive. + // If no parameters are given, then all the archive is emptied. + // Parameters : + // None or optional arguments. + // Options : + // PCLZIP_OPT_BY_INDEX : + // PCLZIP_OPT_BY_NAME : + // PCLZIP_OPT_BY_EREG : + // PCLZIP_OPT_BY_PREG : + // Return Values : + // 0 on failure, + // The list of the files which are still present in the archive. + // (see PclZip::listContent() for list entry format) + // -------------------------------------------------------------------------------- + function delete() + { + $v_result=1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Check archive + if (!$this->privCheckFormat()) { + return(0); + } + + // ----- Set default values + $v_options = array(); + + // ----- Look for variable options arguments + $v_size = func_num_args(); + + // ----- Look for arguments + if ($v_size > 0) { + // ----- Get the arguments + $v_arg_list = func_get_args(); + + // ----- Parse the options + $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; + } + } + + // ----- Magic quotes trick + $this->privDisableMagicQuotes(); + + // ----- Call the delete fct + $v_list = array(); + if (($v_result = $this->privDeleteByRule($v_list, $v_options)) != 1) { + $this->privSwapBackMagicQuotes(); + unset($v_list); + return(0); + } + + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_list; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : deleteByIndex() + // Description : + // ***** Deprecated ***** + // delete(PCLZIP_OPT_BY_INDEX, $p_index) should be preferred. + // -------------------------------------------------------------------------------- + function deleteByIndex($p_index) + { + + $p_list = $this->delete(PCLZIP_OPT_BY_INDEX, $p_index); + + // ----- Return + return $p_list; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : properties() + // Description : + // This method gives the properties of the archive. + // The properties are : + // nb : Number of files in the archive + // comment : Comment associated with the archive file + // status : not_exist, ok + // Parameters : + // None + // Return Values : + // 0 on failure, + // An array with the archive properties. + // -------------------------------------------------------------------------------- + function properties() + { + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Magic quotes trick + $this->privDisableMagicQuotes(); + + // ----- Check archive + if (!$this->privCheckFormat()) { + $this->privSwapBackMagicQuotes(); + return(0); + } + + // ----- Default properties + $v_prop = array(); + $v_prop['comment'] = ''; + $v_prop['nb'] = 0; + $v_prop['status'] = 'not_exist'; + + // ----- Look if file exists + if (@is_file($this->zipname)) + { + // ----- Open the zip file + if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0) + { + $this->privSwapBackMagicQuotes(); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in binary read mode'); + + // ----- Return + return 0; + } + + // ----- Read the central directory information + $v_central_dir = array(); + if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) + { + $this->privSwapBackMagicQuotes(); + return 0; + } + + // ----- Close the zip file + $this->privCloseFd(); + + // ----- Set the user attributes + $v_prop['comment'] = $v_central_dir['comment']; + $v_prop['nb'] = $v_central_dir['entries']; + $v_prop['status'] = 'ok'; + } + + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_prop; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : duplicate() + // Description : + // This method creates an archive by copying the content of an other one. If + // the archive already exist, it is replaced by the new one without any warning. + // Parameters : + // $p_archive : The filename of a valid archive, or + // a valid PclZip object. + // Return Values : + // 1 on success. + // 0 or a negative value on error (error code). + // -------------------------------------------------------------------------------- + function duplicate($p_archive) + { + $v_result = 1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Look if the $p_archive is an instantiated PclZip object + if ($p_archive instanceof pclzip) + { + + // ----- Duplicate the archive + $v_result = $this->privDuplicate($p_archive->zipname); + } + + // ----- Look if the $p_archive is a string (so a filename) + else if (is_string($p_archive)) + { + + // ----- Check that $p_archive is a valid zip file + // TBC : Should also check the archive format + if (!is_file($p_archive)) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "No file with filename '".$p_archive."'"); + $v_result = PCLZIP_ERR_MISSING_FILE; + } + else { + // ----- Duplicate the archive + $v_result = $this->privDuplicate($p_archive); + } + } + + // ----- Invalid variable + else + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add"); + $v_result = PCLZIP_ERR_INVALID_PARAMETER; + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : merge() + // Description : + // This method merge the $p_archive_to_add archive at the end of the current + // one ($this). + // If the archive ($this) does not exist, the merge becomes a duplicate. + // If the $p_archive_to_add archive does not exist, the merge is a success. + // Parameters : + // $p_archive_to_add : It can be directly the filename of a valid zip archive, + // or a PclZip object archive. + // Return Values : + // 1 on success, + // 0 or negative values on error (see below). + // -------------------------------------------------------------------------------- + function merge($p_archive_to_add) + { + $v_result = 1; + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Check archive + if (!$this->privCheckFormat()) { + return(0); + } + + // ----- Look if the $p_archive_to_add is an instantiated PclZip object + if ($p_archive_to_add instanceof pclzip) + { + + // ----- Merge the archive + $v_result = $this->privMerge($p_archive_to_add); + } + + // ----- Look if the $p_archive_to_add is a string (so a filename) + else if (is_string($p_archive_to_add)) + { + + // ----- Create a temporary archive + $v_object_archive = new PclZip($p_archive_to_add); + + // ----- Merge the archive + $v_result = $this->privMerge($v_object_archive); + } + + // ----- Invalid variable + else + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add"); + $v_result = PCLZIP_ERR_INVALID_PARAMETER; + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + + + // -------------------------------------------------------------------------------- + // Function : errorCode() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function errorCode() + { + if (PCLZIP_ERROR_EXTERNAL == 1) { + return(PclErrorCode()); + } + else { + return($this->error_code); + } + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : errorName() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function errorName($p_with_code=false) + { + $v_name = array ( PCLZIP_ERR_NO_ERROR => 'PCLZIP_ERR_NO_ERROR', + PCLZIP_ERR_WRITE_OPEN_FAIL => 'PCLZIP_ERR_WRITE_OPEN_FAIL', + PCLZIP_ERR_READ_OPEN_FAIL => 'PCLZIP_ERR_READ_OPEN_FAIL', + PCLZIP_ERR_INVALID_PARAMETER => 'PCLZIP_ERR_INVALID_PARAMETER', + PCLZIP_ERR_MISSING_FILE => 'PCLZIP_ERR_MISSING_FILE', + PCLZIP_ERR_FILENAME_TOO_LONG => 'PCLZIP_ERR_FILENAME_TOO_LONG', + PCLZIP_ERR_INVALID_ZIP => 'PCLZIP_ERR_INVALID_ZIP', + PCLZIP_ERR_BAD_EXTRACTED_FILE => 'PCLZIP_ERR_BAD_EXTRACTED_FILE', + PCLZIP_ERR_DIR_CREATE_FAIL => 'PCLZIP_ERR_DIR_CREATE_FAIL', + PCLZIP_ERR_BAD_EXTENSION => 'PCLZIP_ERR_BAD_EXTENSION', + PCLZIP_ERR_BAD_FORMAT => 'PCLZIP_ERR_BAD_FORMAT', + PCLZIP_ERR_DELETE_FILE_FAIL => 'PCLZIP_ERR_DELETE_FILE_FAIL', + PCLZIP_ERR_RENAME_FILE_FAIL => 'PCLZIP_ERR_RENAME_FILE_FAIL', + PCLZIP_ERR_BAD_CHECKSUM => 'PCLZIP_ERR_BAD_CHECKSUM', + PCLZIP_ERR_INVALID_ARCHIVE_ZIP => 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP', + PCLZIP_ERR_MISSING_OPTION_VALUE => 'PCLZIP_ERR_MISSING_OPTION_VALUE', + PCLZIP_ERR_INVALID_OPTION_VALUE => 'PCLZIP_ERR_INVALID_OPTION_VALUE', + PCLZIP_ERR_UNSUPPORTED_COMPRESSION => 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION', + PCLZIP_ERR_UNSUPPORTED_ENCRYPTION => 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION' + ,PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE => 'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE' + ,PCLZIP_ERR_DIRECTORY_RESTRICTION => 'PCLZIP_ERR_DIRECTORY_RESTRICTION' + ); + + if (isset($v_name[$this->error_code])) { + $v_value = $v_name[$this->error_code]; + } + else { + $v_value = 'NoName'; + } + + if ($p_with_code) { + return($v_value.' ('.$this->error_code.')'); + } + else { + return($v_value); + } + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : errorInfo() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function errorInfo($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."]"); + } + } + } + // -------------------------------------------------------------------------------- + + +// -------------------------------------------------------------------------------- +// ***** UNDER THIS LINE ARE DEFINED PRIVATE INTERNAL FUNCTIONS ***** +// ***** ***** +// ***** THESES FUNCTIONS MUST NOT BE USED DIRECTLY ***** +// -------------------------------------------------------------------------------- + + + + // -------------------------------------------------------------------------------- + // Function : privCheckFormat() + // Description : + // This method check that the archive exists and is a valid zip archive. + // Several level of check exists. (futur) + // Parameters : + // $p_level : Level of check. Default 0. + // 0 : Check the first bytes (magic codes) (default value)) + // 1 : 0 + Check the central directory (futur) + // 2 : 1 + Check each file header (futur) + // Return Values : + // true on success, + // false on error, the error code is set. + // -------------------------------------------------------------------------------- + function privCheckFormat($p_level=0) + { + $v_result = true; + + // ----- Reset the file system cache + clearstatcache(); + + // ----- Reset the error handler + $this->privErrorReset(); + + // ----- Look if the file exits + if (!is_file($this->zipname)) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "Missing archive file '".$this->zipname."'"); + return(false); + } + + // ----- Check that the file is readable + if (!is_readable($this->zipname)) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to read archive '".$this->zipname."'"); + return(false); + } + + // ----- Check the magic code + // TBC + + // ----- Check the central header + // TBC + + // ----- Check each file header + // TBC + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privParseOptions() + // Description : + // This internal methods reads the variable list of arguments ($p_options_list, + // $p_size) and generate an array with the options and values ($v_result_list). + // $v_requested_options contains the options that can be present and those that + // must be present. + // $v_requested_options is an array, with the option value as key, and 'optional', + // or 'mandatory' as value. + // Parameters : + // See above. + // Return Values : + // 1 on success. + // 0 on failure. + // -------------------------------------------------------------------------------- + function privParseOptions(&$p_options_list, $p_size, &$v_result_list, $v_requested_options=false) + { + $v_result=1; + + // ----- Read the options + $i=0; + while ($i<$p_size) { + + // ----- Check if the option is supported + if (!isset($v_requested_options[$p_options_list[$i]])) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid optional parameter '".$p_options_list[$i]."' for this method"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Look for next option + switch ($p_options_list[$i]) { + // ----- Look for options that request a path value + case PCLZIP_OPT_PATH : + case PCLZIP_OPT_REMOVE_PATH : + case PCLZIP_OPT_ADD_PATH : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i+1], FALSE); + $i++; + break; + + case PCLZIP_OPT_TEMP_FILE_THRESHOLD : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + return PclZip::errorCode(); + } + + // ----- Check for incompatible options + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'"); + return PclZip::errorCode(); + } + + // ----- Check the value + $v_value = $p_options_list[$i+1]; + if ((!is_integer($v_value)) || ($v_value<0)) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Integer expected for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + return PclZip::errorCode(); + } + + // ----- Get the value (and convert it in bytes) + $v_result_list[$p_options_list[$i]] = $v_value*1048576; + $i++; + break; + + case PCLZIP_OPT_TEMP_FILE_ON : + // ----- Check for incompatible options + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'"); + return PclZip::errorCode(); + } + + $v_result_list[$p_options_list[$i]] = true; + break; + + case PCLZIP_OPT_TEMP_FILE_OFF : + // ----- Check for incompatible options + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_ON])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_ON'"); + return PclZip::errorCode(); + } + // ----- Check for incompatible options + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_THRESHOLD'"); + return PclZip::errorCode(); + } + + $v_result_list[$p_options_list[$i]] = true; + break; + + case PCLZIP_OPT_EXTRACT_DIR_RESTRICTION : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + if ( is_string($p_options_list[$i+1]) + && ($p_options_list[$i+1] != '')) { + $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i+1], FALSE); + $i++; + } + else { + } + break; + + // ----- Look for options that request an array of string for value + case PCLZIP_OPT_BY_NAME : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + if (is_string($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 { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + $i++; + break; + + // ----- Look for options that request an EREG or PREG expression + case PCLZIP_OPT_BY_EREG : + // ereg() is deprecated starting with PHP 5.3. Move PCLZIP_OPT_BY_EREG + // to PCLZIP_OPT_BY_PREG + $p_options_list[$i] = PCLZIP_OPT_BY_PREG; + case PCLZIP_OPT_BY_PREG : + //case PCLZIP_OPT_CRYPT : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + if (is_string($p_options_list[$i+1])) { + $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; + } + else { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + $i++; + break; + + // ----- Look for options that takes a string + case PCLZIP_OPT_COMMENT : + case PCLZIP_OPT_ADD_COMMENT : + case PCLZIP_OPT_PREPEND_COMMENT : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, + "Missing parameter value for option '" + .PclZipUtilOptionText($p_options_list[$i]) + ."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + if (is_string($p_options_list[$i+1])) { + $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; + } + else { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, + "Wrong parameter value for option '" + .PclZipUtilOptionText($p_options_list[$i]) + ."'"); + + // ----- Return + return PclZip::errorCode(); + } + $i++; + break; + + // ----- Look for options that request an array of index + case PCLZIP_OPT_BY_INDEX : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + $v_work_list = array(); + if (is_string($p_options_list[$i+1])) { + + // ----- Remove spaces + $p_options_list[$i+1] = strtr($p_options_list[$i+1], ' ', ''); + + // ----- Parse items + $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 { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Value must be integer, string or array for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Reduce the index list + // each index item in the list must be a couple with a start and + // an end value : [0,3], [5-5], [8-10], ... + // ----- Check the format of each item + $v_sort_flag=false; + $v_sort_value=0; + for ($j=0; $j<sizeof($v_work_list); $j++) { + // ----- Explode the item + $v_item_list = explode("-", $v_work_list[$j]); + $v_size_item_list = sizeof($v_item_list); + + // ----- TBC : Here we might check that each item is a + // real integer ... + + // ----- Look for single value + if ($v_size_item_list == 1) { + // ----- Set the option value + $v_result_list[$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) { + // ----- Set the option value + $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0]; + $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[1]; + } + else { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Too many values in index range for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + + // ----- Look for list sort + if ($v_result_list[$p_options_list[$i]][$j]['start'] < $v_sort_value) { + $v_sort_flag=true; + + // ----- TBC : An automatic sort should be written ... + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Invalid order of index range for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + $v_sort_value = $v_result_list[$p_options_list[$i]][$j]['start']; + } + + // ----- Sort the items + if ($v_sort_flag) { + // TBC : To Be Completed + } + + // ----- Next option + $i++; + break; + + // ----- Look for options that request no value + 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[$i]] = true; + break; + + // ----- Look for options that request an octal value + case PCLZIP_OPT_SET_CHMOD : + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; + $i++; + break; + + // ----- Look for options that request a call-back + case PCLZIP_CB_PRE_EXTRACT : + case PCLZIP_CB_POST_EXTRACT : + case PCLZIP_CB_PRE_ADD : + case PCLZIP_CB_POST_ADD : + /* for futur use + case PCLZIP_CB_PRE_DELETE : + case PCLZIP_CB_POST_DELETE : + case PCLZIP_CB_PRE_LIST : + case PCLZIP_CB_POST_LIST : + */ + // ----- Check the number of parameters + if (($i+1) >= $p_size) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Get the value + $v_function_name = $p_options_list[$i+1]; + + // ----- Check that the value is a valid existing function + if (!function_exists($v_function_name)) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Function '".$v_function_name."()' is not an existing function for option '".PclZipUtilOptionText($p_options_list[$i])."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Set the attribute + $v_result_list[$p_options_list[$i]] = $v_function_name; + $i++; + break; + + default : + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, + "Unknown parameter '" + .$p_options_list[$i]."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Next options + $i++; + } + + // ----- Look for mandatory options + if ($v_requested_options !== false) { + for ($key=reset($v_requested_options); $key=key($v_requested_options); $key=next($v_requested_options)) { + // ----- Look for mandatory option + if ($v_requested_options[$key] == 'mandatory') { + // ----- Look if present + if (!isset($v_result_list[$key])) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter ".PclZipUtilOptionText($key)."(".$key.")"); + + // ----- Return + return PclZip::errorCode(); + } + } + } + } + + // ----- Look for default values + if (!isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) { + + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privOptionDefaultThreshold() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privOptionDefaultThreshold(&$p_options) + { + $v_result=1; + + if (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]) + || isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) { + return $v_result; + } + + // ----- Get 'memory_limit' configuration value + $v_memory_limit = ini_get('memory_limit'); + $v_memory_limit = trim($v_memory_limit); + $v_memory_limit_int = (int) $v_memory_limit; + $last = strtolower(substr($v_memory_limit, -1)); + + if($last == 'g') + //$v_memory_limit_int = $v_memory_limit_int*1024*1024*1024; + $v_memory_limit_int = $v_memory_limit_int*1073741824; + if($last == 'm') + //$v_memory_limit_int = $v_memory_limit_int*1024*1024; + $v_memory_limit_int = $v_memory_limit_int*1048576; + if($last == 'k') + $v_memory_limit_int = $v_memory_limit_int*1024; + + $p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] = floor($v_memory_limit_int*PCLZIP_TEMPORARY_FILE_RATIO); + + + // ----- Sanity check : No threshold if value lower than 1M + if ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] < 1048576) { + unset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]); + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privFileDescrParseAtt() + // Description : + // Parameters : + // Return Values : + // 1 on success. + // 0 on failure. + // -------------------------------------------------------------------------------- + function privFileDescrParseAtt(&$p_file_list, &$p_filedescr, $v_options, $v_requested_options=false) + { + $v_result=1; + + // ----- For each file in the list check the attributes + foreach ($p_file_list as $v_key => $v_value) { + + // ----- Check if the option is supported + if (!isset($v_requested_options[$v_key])) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file attribute '".$v_key."' for this file"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Look for attribute + switch ($v_key) { + case PCLZIP_ATT_FILE_NAME : + if (!is_string($v_value)) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + + $p_filedescr['filename'] = PclZipUtilPathReduction($v_value); + + if ($p_filedescr['filename'] == '') { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty filename for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + + break; + + case PCLZIP_ATT_FILE_NEW_SHORT_NAME : + if (!is_string($v_value)) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + + $p_filedescr['new_short_name'] = PclZipUtilPathReduction($v_value); + + if ($p_filedescr['new_short_name'] == '') { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty short filename for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + break; + + case PCLZIP_ATT_FILE_NEW_FULL_NAME : + if (!is_string($v_value)) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + + $p_filedescr['new_full_name'] = PclZipUtilPathReduction($v_value); + + if ($p_filedescr['new_full_name'] == '') { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty full filename for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + break; + + // ----- Look for options that takes a string + case PCLZIP_ATT_FILE_COMMENT : + if (!is_string($v_value)) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + + $p_filedescr['comment'] = $v_value; + break; + + case PCLZIP_ATT_FILE_MTIME : + if (!is_integer($v_value)) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". Integer expected for attribute '".PclZipUtilOptionText($v_key)."'"); + return PclZip::errorCode(); + } + + $p_filedescr['mtime'] = $v_value; + break; + + case PCLZIP_ATT_FILE_CONTENT : + $p_filedescr['content'] = $v_value; + break; + + default : + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, + "Unknown parameter '".$v_key."'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Look for mandatory options + if ($v_requested_options !== false) { + for ($key=reset($v_requested_options); $key=key($v_requested_options); $key=next($v_requested_options)) { + // ----- Look for mandatory option + if ($v_requested_options[$key] == 'mandatory') { + // ----- Look if present + if (!isset($p_file_list[$key])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter ".PclZipUtilOptionText($key)."(".$key.")"); + return PclZip::errorCode(); + } + } + } + } + + // end foreach + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privFileDescrExpand() + // Description : + // This method look for each item of the list to see if its a file, a folder + // or a string to be added as file. For any other type of files (link, other) + // just ignore the item. + // Then prepare the information that will be stored for that file. + // When its a folder, expand the folder with all the files that are in that + // folder (recursively). + // Parameters : + // Return Values : + // 1 on success. + // 0 on failure. + // -------------------------------------------------------------------------------- + function privFileDescrExpand(&$p_filedescr_list, &$p_options) + { + $v_result=1; + + // ----- Create a result list + $v_result_list = array(); + + // ----- Look each entry + for ($i=0; $i<sizeof($p_filedescr_list); $i++) { + + // ----- Get filedescr + $v_descr = $p_filedescr_list[$i]; + + // ----- Reduce the filename + $v_descr['filename'] = PclZipUtilTranslateWinPath($v_descr['filename'], false); + $v_descr['filename'] = PclZipUtilPathReduction($v_descr['filename']); + + // ----- Look for real file or folder + if (file_exists($v_descr['filename'])) { + if (@is_file($v_descr['filename'])) { + $v_descr['type'] = 'file'; + } + else if (@is_dir($v_descr['filename'])) { + $v_descr['type'] = 'folder'; + } + else if (@is_link($v_descr['filename'])) { + // skip + continue; + } + else { + // skip + continue; + } + } + + // ----- Look for string added as file + else if (isset($v_descr['content'])) { + $v_descr['type'] = 'virtual_file'; + } + + // ----- Missing file + else { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '".$v_descr['filename']."' does not exist"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Calculate the stored filename + $this->privCalculateStoredFilename($v_descr, $p_options); + + // ----- Add the descriptor in result list + $v_result_list[sizeof($v_result_list)] = $v_descr; + + // ----- Look for folder + if ($v_descr['type'] == 'folder') { + // ----- List of items in folder + $v_dirlist_descr = array(); + $v_dirlist_nb = 0; + if ($v_folder_handler = @opendir($v_descr['filename'])) { + while (($v_item_handler = @readdir($v_folder_handler)) !== false) { + + // ----- Skip '.' and '..' + if (($v_item_handler == '.') || ($v_item_handler == '..')) { + continue; + } + + // ----- Compose the full filename + $v_dirlist_descr[$v_dirlist_nb]['filename'] = $v_descr['filename'].'/'.$v_item_handler; + + // ----- Look for different stored filename + // Because the name of the folder was changed, the name of the + // files/sub-folders also change + if (($v_descr['stored_filename'] != $v_descr['filename']) + && (!isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))) { + if ($v_descr['stored_filename'] != '') { + $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_descr['stored_filename'].'/'.$v_item_handler; + } + else { + $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_item_handler; + } + } + + $v_dirlist_nb++; + } + + @closedir($v_folder_handler); + } + else { + // TBC : unable to open folder in read mode + } + + // ----- Expand each element of the list + if ($v_dirlist_nb != 0) { + // ----- Expand + if (($v_result = $this->privFileDescrExpand($v_dirlist_descr, $p_options)) != 1) { + return $v_result; + } + + // ----- Concat the resulting list + $v_result_list = array_merge($v_result_list, $v_dirlist_descr); + } + else { + } + + // ----- Free local array + unset($v_dirlist_descr); + } + } + + // ----- Get the result list + $p_filedescr_list = $v_result_list; + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privCreate() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privCreate($p_filedescr_list, &$p_result_list, &$p_options) + { + $v_result=1; + $v_list_detail = array(); + + // ----- Magic quotes trick + $this->privDisableMagicQuotes(); + + // ----- Open the file in write mode + if (($v_result = $this->privOpenFd('wb')) != 1) + { + // ----- Return + return $v_result; + } + + // ----- Add the list of files + $v_result = $this->privAddList($p_filedescr_list, $p_result_list, $p_options); + + // ----- Close + $this->privCloseFd(); + + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privAdd() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privAdd($p_filedescr_list, &$p_result_list, &$p_options) + { + $v_result=1; + $v_list_detail = array(); + + // ----- Look if the archive exists or is empty + if ((!is_file($this->zipname)) || (filesize($this->zipname) == 0)) + { + + // ----- Do a create + $v_result = $this->privCreate($p_filedescr_list, $p_result_list, $p_options); + + // ----- Return + return $v_result; + } + // ----- Magic quotes trick + $this->privDisableMagicQuotes(); + + // ----- Open the zip file + if (($v_result=$this->privOpenFd('rb')) != 1) + { + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + + // ----- Read the central directory information + $v_central_dir = array(); + if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) + { + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + return $v_result; + } + + // ----- Go to beginning of File + @rewind($this->zip_fd); + + // ----- Creates a temporary file + $v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp'; + + // ----- Open the temporary file in write mode + if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0) + { + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Copy the files from the archive to the temporary file + // TBC : Here I should better append the file and go back to erase the central dir + $v_size = $v_central_dir['offset']; + while ($v_size != 0) + { + $v_read_size = ($v_size < 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; + } + + // ----- Swap the file descriptor + // Here is a trick : I swap the temporary fd with the zip fd, in order to use + // the following methods on the temporary fil and not the real archive + $v_swap = $this->zip_fd; + $this->zip_fd = $v_zip_temp_fd; + $v_zip_temp_fd = $v_swap; + + // ----- Add the files + $v_header_list = array(); + if (($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) != 1) + { + fclose($v_zip_temp_fd); + $this->privCloseFd(); + @unlink($v_zip_temp_name); + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + + // ----- Store the offset of the central dir + $v_offset = @ftell($this->zip_fd); + + // ----- Copy the block of file headers from the old archive + $v_size = $v_central_dir['size']; + while ($v_size != 0) + { + $v_read_size = ($v_size < 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 -= $v_read_size; + } + + // ----- Create the Central Dir files header + for ($i=0, $v_count=0; $i<sizeof($v_header_list); $i++) + { + // ----- Create the file header + if ($v_header_list[$i]['status'] == 'ok') { + if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) { + fclose($v_zip_temp_fd); + $this->privCloseFd(); + @unlink($v_zip_temp_name); + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + $v_count++; + } + + // ----- Transform the header to a 'usable' info + $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]); + } + + // ----- Zip file comment + $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; + } + + // ----- Calculate the size of the central header + $v_size = @ftell($this->zip_fd)-$v_offset; + + // ----- Create the central dir footer + if (($v_result = $this->privWriteCentralHeader($v_count+$v_central_dir['entries'], $v_size, $v_offset, $v_comment)) != 1) + { + // ----- Reset the file list + unset($v_header_list); + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + + // ----- Swap back the file descriptor + $v_swap = $this->zip_fd; + $this->zip_fd = $v_zip_temp_fd; + $v_zip_temp_fd = $v_swap; + + // ----- Close + $this->privCloseFd(); + + // ----- Close the temporary file + @fclose($v_zip_temp_fd); + + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Delete the zip file + // TBC : I should test the result ... + @unlink($this->zipname); + + // ----- Rename the temporary file + // TBC : I should test the result ... + //@rename($v_zip_temp_name, $this->zipname); + PclZipUtilRename($v_zip_temp_name, $this->zipname); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privOpenFd() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function privOpenFd($p_mode) + { + $v_result=1; + + // ----- Look if already open + if ($this->zip_fd != 0) + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Zip file \''.$this->zipname.'\' already open'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Open the zip file + if (($this->zip_fd = @fopen($this->zipname, $p_mode)) == 0) + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in '.$p_mode.' mode'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privCloseFd() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function privCloseFd() + { + $v_result=1; + + if ($this->zip_fd != 0) + @fclose($this->zip_fd); + $this->zip_fd = 0; + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privAddList() + // Description : + // $p_add_dir and $p_remove_dir will give the ability to memorize a path which is + // different from the real path of the file. This is useful if you want to have PclTar + // running in any directory, and memorize relative path from an other directory. + // Parameters : + // $p_list : An array containing the file or directory names to add in the tar + // $p_result_list : list of added files with their properties (specially the status field) + // $p_add_dir : Path to add in the filename path archived + // $p_remove_dir : Path to remove in the filename path archived + // Return Values : + // -------------------------------------------------------------------------------- +// function privAddList($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options) + function privAddList($p_filedescr_list, &$p_result_list, &$p_options) + { + $v_result=1; + + // ----- Add the files + $v_header_list = array(); + if (($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) != 1) + { + // ----- Return + return $v_result; + } + + // ----- Store the offset of the central dir + $v_offset = @ftell($this->zip_fd); + + // ----- Create the Central Dir files header + for ($i=0,$v_count=0; $i<sizeof($v_header_list); $i++) + { + // ----- Create the file header + if ($v_header_list[$i]['status'] == 'ok') { + if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) { + // ----- Return + return $v_result; + } + $v_count++; + } + + // ----- Transform the header to a 'usable' info + $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]); + } + + // ----- Zip file comment + $v_comment = ''; + if (isset($p_options[PCLZIP_OPT_COMMENT])) { + $v_comment = $p_options[PCLZIP_OPT_COMMENT]; + } + + // ----- Calculate the size of the central header + $v_size = @ftell($this->zip_fd)-$v_offset; + + // ----- Create the central dir footer + if (($v_result = $this->privWriteCentralHeader($v_count, $v_size, $v_offset, $v_comment)) != 1) + { + // ----- Reset the file list + unset($v_header_list); + + // ----- Return + return $v_result; + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privAddFileList() + // Description : + // Parameters : + // $p_filedescr_list : An array containing the file description + // or directory names to add in the zip + // $p_result_list : list of added files with their properties (specially the status field) + // Return Values : + // -------------------------------------------------------------------------------- + function privAddFileList($p_filedescr_list, &$p_result_list, &$p_options) + { + $v_result=1; + $v_header = array(); + + // ----- Recuperate the current number of elt in list + $v_nb = sizeof($p_result_list); + + // ----- Loop on the files + for ($j=0; ($j<sizeof($p_filedescr_list)) && ($v_result==1); $j++) { + // ----- Format the filename + $p_filedescr_list[$j]['filename'] + = PclZipUtilTranslateWinPath($p_filedescr_list[$j]['filename'], false); + + + // ----- Skip empty file names + // TBC : Can this be possible ? not checked in DescrParseAtt ? + if ($p_filedescr_list[$j]['filename'] == "") { + continue; + } + + // ----- Check the filename + if ( ($p_filedescr_list[$j]['type'] != 'virtual_file') + && (!file_exists($p_filedescr_list[$j]['filename']))) { + PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '".$p_filedescr_list[$j]['filename']."' does not exist"); + return PclZip::errorCode(); + } + + // ----- Look if it is a file or a dir with no all path remove option + // or a dir with all its path removed +// if ( (is_file($p_filedescr_list[$j]['filename'])) +// || ( is_dir($p_filedescr_list[$j]['filename']) + if ( ($p_filedescr_list[$j]['type'] == 'file') + || ($p_filedescr_list[$j]['type'] == 'virtual_file') + || ( ($p_filedescr_list[$j]['type'] == 'folder') + && ( !isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH]) + || !$p_options[PCLZIP_OPT_REMOVE_ALL_PATH])) + ) { + + // ----- Add the file + $v_result = $this->privAddFile($p_filedescr_list[$j], $v_header, + $p_options); + if ($v_result != 1) { + return $v_result; + } + + // ----- Store the file infos + $p_result_list[$v_nb++] = $v_header; + } + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privAddFile() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privAddFile($p_filedescr, &$p_header, &$p_options) + { + $v_result=1; + + // ----- Working variable + $p_filename = $p_filedescr['filename']; + + // TBC : Already done in the fileAtt check ... ? + if ($p_filename == "") { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file list parameter (invalid or empty list)"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Look for a stored different filename + /* TBC : Removed + if (isset($p_filedescr['stored_filename'])) { + $v_stored_filename = $p_filedescr['stored_filename']; + } + else { + $v_stored_filename = $p_filedescr['stored_filename']; + } + */ + + // ----- Set the file properties + clearstatcache(); + $p_header['version'] = 20; + $p_header['version_extracted'] = 10; + $p_header['flag'] = 0; + $p_header['compression'] = 0; + $p_header['crc'] = 0; + $p_header['compressed_size'] = 0; + $p_header['filename_len'] = strlen($p_filename); + $p_header['extra_len'] = 0; + $p_header['disk'] = 0; + $p_header['internal'] = 0; + $p_header['offset'] = 0; + $p_header['filename'] = $p_filename; +// TBC : Removed $p_header['stored_filename'] = $v_stored_filename; + $p_header['stored_filename'] = $p_filedescr['stored_filename']; + $p_header['extra'] = ''; + $p_header['status'] = 'ok'; + $p_header['index'] = -1; + + // ----- Look for regular file + if ($p_filedescr['type']=='file') { + $p_header['external'] = 0x00000000; + $p_header['size'] = filesize($p_filename); + } + + // ----- Look for regular folder + else if ($p_filedescr['type']=='folder') { + $p_header['external'] = 0x00000010; + $p_header['mtime'] = filemtime($p_filename); + $p_header['size'] = filesize($p_filename); + } + + // ----- Look for virtual file + else if ($p_filedescr['type'] == 'virtual_file') { + $p_header['external'] = 0x00000000; + $p_header['size'] = strlen($p_filedescr['content']); + } + + + // ----- Look for filetime + if (isset($p_filedescr['mtime'])) { + $p_header['mtime'] = $p_filedescr['mtime']; + } + else if ($p_filedescr['type'] == 'virtual_file') { + $p_header['mtime'] = time(); + } + else { + $p_header['mtime'] = filemtime($p_filename); + } + + // ------ Look for file comment + if (isset($p_filedescr['comment'])) { + $p_header['comment_len'] = strlen($p_filedescr['comment']); + $p_header['comment'] = $p_filedescr['comment']; + } + else { + $p_header['comment_len'] = 0; + $p_header['comment'] = ''; + } + + // ----- Look for pre-add callback + if (isset($p_options[PCLZIP_CB_PRE_ADD])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_header, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_PRE_ADD](PCLZIP_CB_PRE_ADD, $v_local_header); + if ($v_result == 0) { + // ----- Change the file status + $p_header['status'] = "skipped"; + $v_result = 1; + } + + // ----- Update the information + // Only some fields can be modified + if ($p_header['stored_filename'] != $v_local_header['stored_filename']) { + $p_header['stored_filename'] = PclZipUtilPathReduction($v_local_header['stored_filename']); + } + } + + // ----- Look for empty stored filename + if ($p_header['stored_filename'] == "") { + $p_header['status'] = "filtered"; + } + + // ----- Check the path length + if (strlen($p_header['stored_filename']) > 0xFF) { + $p_header['status'] = 'filename_too_long'; + } + + // ----- Look if no error, or file not skipped + if ($p_header['status'] == 'ok') { + + // ----- Look for a file + if ($p_filedescr['type'] == 'file') { + // ----- Look for using temporary file to zip + if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) + && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON]) + || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]) + && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_header['size'])) ) ) { + $v_result = $this->privAddFileUsingTempFile($p_filedescr, $p_header, $p_options); + if ($v_result < PCLZIP_ERR_NO_ERROR) { + return $v_result; + } + } + + // ----- Use "in memory" zip algo + else { + + // ----- Open the source file + if (($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(); + } + + // ----- Read the file content + if ($p_header['size'] > 0) { + $v_content = @fread($v_file, $p_header['size']); + } + else { + $v_content = ''; + } + + // ----- Close the file + @fclose($v_file); + + // ----- Calculate the CRC + $p_header['crc'] = @crc32($v_content); + + // ----- Look for no compression + if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) { + // ----- Set header parameters + $p_header['compressed_size'] = $p_header['size']; + $p_header['compression'] = 0; + } + + // ----- Look for normal compression + else { + // ----- Compress the content + $v_content = @gzdeflate($v_content); + + // ----- Set header parameters + $p_header['compressed_size'] = strlen($v_content); + $p_header['compression'] = 8; + } + + // ----- Call the header generation + if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { + @fclose($v_file); + return $v_result; + } + + // ----- Write the compressed (or not) content + @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']); + + } + + } + + // ----- Look for a virtual file (a file from string) + else if ($p_filedescr['type'] == 'virtual_file') { + + $v_content = $p_filedescr['content']; + + // ----- Calculate the CRC + $p_header['crc'] = @crc32($v_content); + + // ----- Look for no compression + if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) { + // ----- Set header parameters + $p_header['compressed_size'] = $p_header['size']; + $p_header['compression'] = 0; + } + + // ----- Look for normal compression + else { + // ----- Compress the content + $v_content = @gzdeflate($v_content); + + // ----- Set header parameters + $p_header['compressed_size'] = strlen($v_content); + $p_header['compression'] = 8; + } + + // ----- Call the header generation + if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { + @fclose($v_file); + return $v_result; + } + + // ----- Write the compressed (or not) content + @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']); + } + + // ----- Look for a directory + else if ($p_filedescr['type'] == 'folder') { + // ----- Look for directory last '/' + if (@substr($p_header['stored_filename'], -1) != '/') { + $p_header['stored_filename'] .= '/'; + } + + // ----- Set the file properties + $p_header['size'] = 0; + //$p_header['external'] = 0x41FF0010; // Value for a folder : to be checked + $p_header['external'] = 0x00000010; // Value for a folder : to be checked + + // ----- Call the header generation + if (($v_result = $this->privWriteFileHeader($p_header)) != 1) + { + return $v_result; + } + } + } + + // ----- Look for post-add callback + if (isset($p_options[PCLZIP_CB_POST_ADD])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_header, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_POST_ADD](PCLZIP_CB_POST_ADD, $v_local_header); + if ($v_result == 0) { + // ----- Ignored + $v_result = 1; + } + + // ----- Update the information + // Nothing can be modified + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privAddFileUsingTempFile() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privAddFileUsingTempFile($p_filedescr, &$p_header, &$p_options) + { + $v_result=PCLZIP_ERR_NO_ERROR; + + // ----- Working variable + $p_filename = $p_filedescr['filename']; + + + // ----- Open the source file + if (($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(); + } + + // ----- Creates a compressed temporary file + $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz'; + if (($v_file_compressed = @gzopen($v_gzip_temp_name, "wb")) == 0) { + fclose($v_file); + PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode'); + return PclZip::errorCode(); + } + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + $v_size = filesize($p_filename); + while ($v_size != 0) { + $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); + $v_buffer = @fread($v_file, $v_read_size); + //$v_binary_data = pack('a'.$v_read_size, $v_buffer); + @gzputs($v_file_compressed, $v_buffer, $v_read_size); + $v_size -= $v_read_size; + } + + // ----- Close the file + @fclose($v_file); + @gzclose($v_file_compressed); + + // ----- Check the minimum file size + if (filesize($v_gzip_temp_name) < 18) { + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'gzip temporary file \''.$v_gzip_temp_name.'\' has invalid filesize - should be minimum 18 bytes'); + return PclZip::errorCode(); + } + + // ----- Extract the compressed attributes + if (($v_file_compressed = @fopen($v_gzip_temp_name, "rb")) == 0) { + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); + return PclZip::errorCode(); + } + + // ----- Read the gzip file header + $v_binary_data = @fread($v_file_compressed, 10); + $v_data_header = unpack('a1id1/a1id2/a1cm/a1flag/Vmtime/a1xfl/a1os', $v_binary_data); + + // ----- Check some parameters + $v_data_header['os'] = bin2hex($v_data_header['os']); + + // ----- Read the gzip file footer + @fseek($v_file_compressed, filesize($v_gzip_temp_name)-8); + $v_binary_data = @fread($v_file_compressed, 8); + $v_data_footer = unpack('Vcrc/Vcompressed_size', $v_binary_data); + + // ----- Set the attributes + $p_header['compression'] = ord($v_data_header['cm']); + //$p_header['mtime'] = $v_data_header['mtime']; + $p_header['crc'] = $v_data_footer['crc']; + $p_header['compressed_size'] = filesize($v_gzip_temp_name)-18; + + // ----- Close the file + @fclose($v_file_compressed); + + // ----- Call the header generation + if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { + return $v_result; + } + + // ----- Add the compressed data + if (($v_file_compressed = @fopen($v_gzip_temp_name, "rb")) == 0) + { + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); + return PclZip::errorCode(); + } + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + fseek($v_file_compressed, 10); + $v_size = $p_header['compressed_size']; + while ($v_size != 0) + { + $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); + $v_buffer = @fread($v_file_compressed, $v_read_size); + //$v_binary_data = pack('a'.$v_read_size, $v_buffer); + @fwrite($this->zip_fd, $v_buffer, $v_read_size); + $v_size -= $v_read_size; + } + + // ----- Close the file + @fclose($v_file_compressed); + + // ----- Unlink the temporary file + @unlink($v_gzip_temp_name); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privCalculateStoredFilename() + // Description : + // Based on file descriptor properties and global options, this method + // calculate the filename that will be stored in the archive. + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privCalculateStoredFilename(&$p_filedescr, &$p_options) + { + $v_result=1; + + // ----- Working variables + $p_filename = $p_filedescr['filename']; + if (isset($p_options[PCLZIP_OPT_ADD_PATH])) { + $p_add_dir = $p_options[PCLZIP_OPT_ADD_PATH]; + } + else { + $p_add_dir = ''; + } + if (isset($p_options[PCLZIP_OPT_REMOVE_PATH])) { + $p_remove_dir = $p_options[PCLZIP_OPT_REMOVE_PATH]; + } + else { + $p_remove_dir = ''; + } + if (isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])) { + $p_remove_all_dir = $p_options[PCLZIP_OPT_REMOVE_ALL_PATH]; + } + else { + $p_remove_all_dir = 0; + } + + + // ----- Look for full name change + if (isset($p_filedescr['new_full_name'])) { + // ----- Remove drive letter if any + $v_stored_filename = PclZipUtilTranslateWinPath($p_filedescr['new_full_name']); + } + + // ----- Look for path and/or short name change + else { + + // ----- Look for short name change + // Its when we change just the filename but not the path + if (isset($p_filedescr['new_short_name'])) { + $v_path_info = pathinfo($p_filename); + $v_dir = ''; + if ($v_path_info['dirname'] != '') { + $v_dir = $v_path_info['dirname'].'/'; + } + $v_stored_filename = $v_dir.$p_filedescr['new_short_name']; + } + else { + // ----- Calculate the stored filename + $v_stored_filename = $p_filename; + } + + // ----- Look for all path to remove + if ($p_remove_all_dir) { + $v_stored_filename = basename($p_filename); + } + // ----- Look for partial path remove + else if ($p_remove_dir != "") { + if (substr($p_remove_dir, -1) != '/') + $p_remove_dir .= "/"; + + if ( (substr($p_filename, 0, 2) == "./") + || (substr($p_remove_dir, 0, 2) == "./")) { + + if ( (substr($p_filename, 0, 2) == "./") + && (substr($p_remove_dir, 0, 2) != "./")) { + $p_remove_dir = "./".$p_remove_dir; + } + if ( (substr($p_filename, 0, 2) != "./") + && (substr($p_remove_dir, 0, 2) == "./")) { + $p_remove_dir = substr($p_remove_dir, 2); + } + } + + $v_compare = PclZipUtilPathInclusion($p_remove_dir, + $v_stored_filename); + if ($v_compare > 0) { + if ($v_compare == 2) { + $v_stored_filename = ""; + } + else { + $v_stored_filename = substr($v_stored_filename, + strlen($p_remove_dir)); + } + } + } + + // ----- Remove drive letter if any + $v_stored_filename = PclZipUtilTranslateWinPath($v_stored_filename); + + // ----- Look for path to add + if ($p_add_dir != "") { + if (substr($p_add_dir, -1) == "/") + $v_stored_filename = $p_add_dir.$v_stored_filename; + else + $v_stored_filename = $p_add_dir."/".$v_stored_filename; + } + } + + // ----- Filename (reduce the path of stored name) + $v_stored_filename = PclZipUtilPathReduction($v_stored_filename); + $p_filedescr['stored_filename'] = $v_stored_filename; + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privWriteFileHeader() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privWriteFileHeader(&$p_header) + { + $v_result=1; + + // ----- Store the offset position of the file + $p_header['offset'] = ftell($this->zip_fd); + + // ----- Transform UNIX mtime to DOS format mdate/mtime + $v_date = getdate($p_header['mtime']); + $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2; + $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday']; + + // ----- Packed data + $v_binary_data = pack("VvvvvvVVVvv", 0x04034b50, + $p_header['version_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']), + $p_header['extra_len']); + + // ----- Write the first 148 bytes of the header in the archive + fputs($this->zip_fd, $v_binary_data, 30); + + // ----- Write the variable fields + if (strlen($p_header['stored_filename']) != 0) + { + fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename'])); + } + if ($p_header['extra_len'] != 0) + { + fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']); + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privWriteCentralFileHeader() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privWriteCentralFileHeader(&$p_header) + { + $v_result=1; + + // TBC + //for(reset($p_header); $key = key($p_header); next($p_header)) { + //} + + // ----- Transform UNIX mtime to DOS format mdate/mtime + $v_date = getdate($p_header['mtime']); + $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2; + $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday']; + + + // ----- Packed data + $v_binary_data = pack("VvvvvvvVVVvvvvvVV", 0x02014b50, + $p_header['version'], $p_header['version_extracted'], + $p_header['flag'], $p_header['compression'], + $v_mtime, $v_mdate, $p_header['crc'], + $p_header['compressed_size'], $p_header['size'], + strlen($p_header['stored_filename']), + $p_header['extra_len'], $p_header['comment_len'], + $p_header['disk'], $p_header['internal'], + $p_header['external'], $p_header['offset']); + + // ----- Write the 42 bytes of the header in the zip file + fputs($this->zip_fd, $v_binary_data, 46); + + // ----- Write the variable fields + if (strlen($p_header['stored_filename']) != 0) + { + fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename'])); + } + if ($p_header['extra_len'] != 0) + { + fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']); + } + if ($p_header['comment_len'] != 0) + { + fputs($this->zip_fd, $p_header['comment'], $p_header['comment_len']); + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privWriteCentralHeader() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privWriteCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment) + { + $v_result=1; + + // ----- Packed data + $v_binary_data = pack("VvvvvVVv", 0x06054b50, 0, 0, $p_nb_entries, + $p_nb_entries, $p_size, + $p_offset, strlen($p_comment)); + + // ----- Write the 22 bytes of the header in the zip file + fputs($this->zip_fd, $v_binary_data, 22); + + // ----- Write the variable fields + if (strlen($p_comment) != 0) + { + fputs($this->zip_fd, $p_comment, strlen($p_comment)); + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privList() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privList(&$p_list) + { + $v_result=1; + + // ----- Magic quotes trick + $this->privDisableMagicQuotes(); + + // ----- Open the zip file + if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0) + { + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in binary read mode'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read the central directory information + $v_central_dir = array(); + if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) + { + $this->privSwapBackMagicQuotes(); + return $v_result; + } + + // ----- Go to beginning of Central Dir + @rewind($this->zip_fd); + if (@fseek($this->zip_fd, $v_central_dir['offset'])) + { + $this->privSwapBackMagicQuotes(); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read each entry + for ($i=0; $i<$v_central_dir['entries']; $i++) + { + // ----- Read the file header + if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) + { + $this->privSwapBackMagicQuotes(); + return $v_result; + } + $v_header['index'] = $i; + + // ----- Get the only interesting attributes + $this->privConvertHeader2FileInfo($v_header, $p_list[$i]); + unset($v_header); + } + + // ----- Close the zip file + $this->privCloseFd(); + + // ----- Magic quotes trick + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privConvertHeader2FileInfo() + // Description : + // This function takes the file information from the central directory + // entries and extract the interesting parameters that will be given back. + // The resulting file infos are set in the array $p_info + // $p_info['filename'] : Filename with full path. Given by user (add), + // extracted in the filesystem (extract). + // $p_info['stored_filename'] : Stored filename in the archive. + // $p_info['size'] = Size of the file. + // $p_info['compressed_size'] = Compressed size of the file. + // $p_info['mtime'] = Last modification date of the file. + // $p_info['comment'] = Comment associated with the file. + // $p_info['folder'] = true/false : indicates if the entry is a folder or not. + // $p_info['status'] = status of the action on the file. + // $p_info['crc'] = CRC of the file content. + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privConvertHeader2FileInfo($p_header, &$p_info) + { + $v_result=1; + + // ----- Get the interesting attributes + $v_temp_path = PclZipUtilPathReduction($p_header['filename']); + $p_info['filename'] = $v_temp_path; + $v_temp_path = PclZipUtilPathReduction($p_header['stored_filename']); + $p_info['stored_filename'] = $v_temp_path; + $p_info['size'] = $p_header['size']; + $p_info['compressed_size'] = $p_header['compressed_size']; + $p_info['mtime'] = $p_header['mtime']; + $p_info['comment'] = $p_header['comment']; + $p_info['folder'] = (($p_header['external']&0x00000010)==0x00000010); + $p_info['index'] = $p_header['index']; + $p_info['status'] = $p_header['status']; + $p_info['crc'] = $p_header['crc']; + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privExtractByRule() + // Description : + // Extract a file or directory depending of rules (by index, by name, ...) + // Parameters : + // $p_file_list : An array where will be placed the properties of each + // extracted file + // $p_path : Path to add while writing the extracted files + // $p_remove_path : Path to remove (from the file memorized path) while writing the + // extracted files. If the path does not match the file path, + // the file is extracted with its memorized path. + // $p_remove_path does not apply to 'list' mode. + // $p_path and $p_remove_path are commulative. + // Return Values : + // 1 on success,0 or less on error (see error code list) + // -------------------------------------------------------------------------------- + function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options) + { + $v_result=1; + + // ----- Magic quotes trick + $this->privDisableMagicQuotes(); + + // ----- Check the path + if ( ($p_path == "") + || ( (substr($p_path, 0, 1) != "/") + && (substr($p_path, 0, 3) != "../") + && (substr($p_path,1,2)!=":/"))) + $p_path = "./".$p_path; + + // ----- Reduce the path last (and duplicated) '/' + if (($p_path != "./") && ($p_path != "/")) + { + // ----- Look for the path end '/' + while (substr($p_path, -1) == "/") + { + $p_path = substr($p_path, 0, strlen($p_path)-1); + } + } + + // ----- Look for path to remove format (should end by /) + if (($p_remove_path != "") && (substr($p_remove_path, -1) != '/')) + { + $p_remove_path .= '/'; + } + $p_remove_path_size = strlen($p_remove_path); + + // ----- Open the zip file + if (($v_result = $this->privOpenFd('rb')) != 1) + { + $this->privSwapBackMagicQuotes(); + return $v_result; + } + + // ----- Read the central directory information + $v_central_dir = array(); + if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) + { + // ----- Close the zip file + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + return $v_result; + } + + // ----- Start at beginning of Central Dir + $v_pos_entry = $v_central_dir['offset']; + + // ----- Read each entry + $j_start = 0; + for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++) + { + + // ----- Read next Central dir entry + @rewind($this->zip_fd); + if (@fseek($this->zip_fd, $v_pos_entry)) + { + // ----- Close the zip file + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read the file header + $v_header = array(); + if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) + { + // ----- Close the zip file + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + return $v_result; + } + + // ----- Store the index + $v_header['index'] = $i; + + // ----- Store the file position + $v_pos_entry = ftell($this->zip_fd); + + // ----- Look for the specific extract rules + $v_extract = false; + + // ----- Look for extract by name rule + if ( (isset($p_options[PCLZIP_OPT_BY_NAME])) + && ($p_options[PCLZIP_OPT_BY_NAME] != 0)) { + + // ----- Look if the filename is in the list + for ($j=0; ($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_extract); $j++) { + + // ----- Look for a directory + if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/") { + + // ----- Look if the directory is in the filename path + if ( (strlen($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])) { + $v_extract = true; + } + } + // ----- Look for a filename + elseif ($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) { + $v_extract = true; + } + } + } + + // ----- Look for extract by ereg rule + // ereg() is deprecated with PHP 5.3 + /* + else if ( (isset($p_options[PCLZIP_OPT_BY_EREG])) + && ($p_options[PCLZIP_OPT_BY_EREG] != "")) { + + if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header['stored_filename'])) { + $v_extract = true; + } + } + */ + + // ----- Look for extract by preg rule + else if ( (isset($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'])) { + $v_extract = true; + } + } + + // ----- Look for extract by index rule + else if ( (isset($p_options[PCLZIP_OPT_BY_INDEX])) + && ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) { + + // ----- Look if the index is in the list + for ($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; + } + } + } + + // ----- Look for no rule, which means extract all the archive + else { + $v_extract = true; + } + + // ----- Check compression method + if ( ($v_extract) + && ( ($v_header['compression'] != 8) + && ($v_header['compression'] != 0))) { + $v_header['status'] = 'unsupported_compression'; + + // ----- Look for PCLZIP_OPT_STOP_ON_ERROR + if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) + && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) { + + $this->privSwapBackMagicQuotes(); + + PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION, + "Filename '".$v_header['stored_filename']."' is " + ."compressed by an unsupported compression " + ."method (".$v_header['compression'].") "); + + return PclZip::errorCode(); + } + } + + // ----- Check encrypted files + if (($v_extract) && (($v_header['flag'] & 1) == 1)) { + $v_header['status'] = 'unsupported_encryption'; + + // ----- Look for PCLZIP_OPT_STOP_ON_ERROR + if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) + && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) { + + $this->privSwapBackMagicQuotes(); + + PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, + "Unsupported encryption for " + ." filename '".$v_header['stored_filename'] + ."'"); + + return PclZip::errorCode(); + } + } + + // ----- Look for real extraction + 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(); + $this->privSwapBackMagicQuotes(); + return $v_result; + } + + $v_extract = false; + } + + // ----- Look for real extraction + if ($v_extract) + { + + // ----- Go to the file position + @rewind($this->zip_fd); + if (@fseek($this->zip_fd, $v_header['offset'])) + { + // ----- Close the zip file + $this->privCloseFd(); + + $this->privSwapBackMagicQuotes(); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Look for extraction as string + if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]) { + + $v_string = ''; + + // ----- Extracting the file + $v_result1 = $this->privExtractFileAsString($v_header, $v_string, $p_options); + if ($v_result1 < 1) { + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + return $v_result1; + } + + // ----- Get the only interesting attributes + if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) != 1) + { + // ----- Close the zip file + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + return $v_result; + } + + // ----- Set the file content + $p_file_list[$v_nb_extracted]['content'] = $v_string; + + // ----- Next extracted file + $v_nb_extracted++; + + // ----- Look for user callback abort + if ($v_result1 == 2) { + break; + } + } + // ----- Look for extraction in standard output + elseif ( (isset($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])) + && ($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])) { + // ----- Extracting the file in standard output + $v_result1 = $this->privExtractFileInOutput($v_header, $p_options); + if ($v_result1 < 1) { + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + return $v_result1; + } + + // ----- Get the only interesting attributes + if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) { + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + return $v_result; + } + + // ----- Look for user callback abort + if ($v_result1 == 2) { + break; + } + } + // ----- Look for normal extraction + else { + // ----- Extracting the file + $v_result1 = $this->privExtractFile($v_header, + $p_path, $p_remove_path, + $p_remove_all_path, + $p_options); + if ($v_result1 < 1) { + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + return $v_result1; + } + + // ----- Get the only interesting attributes + if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) + { + // ----- Close the zip file + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + return $v_result; + } + + // ----- Look for user callback abort + if ($v_result1 == 2) { + break; + } + } + } + } + + // ----- Close the zip file + $this->privCloseFd(); + $this->privSwapBackMagicQuotes(); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privExtractFile() + // Description : + // Parameters : + // Return Values : + // + // 1 : ... ? + // PCLZIP_ERR_USER_ABORTED(2) : User ask for extraction stop in callback + // -------------------------------------------------------------------------------- + function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options) + { + $v_result=1; + + // ----- Read the file header + if (($v_result = $this->privReadFileHeader($v_header)) != 1) + { + // ----- Return + return $v_result; + } + + + // ----- Check that the file header is coherent with $p_entry info + if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) { + // TBC + } + + // ----- Look for all path to remove + if ($p_remove_all_path == true) { + // ----- Look for folder entry that not need to be extracted + if (($p_entry['external']&0x00000010)==0x00000010) { + + $p_entry['status'] = "filtered"; + + return $v_result; + } + + // ----- Get the basename of the path + $p_entry['filename'] = basename($p_entry['filename']); + } + + // ----- Look for path to remove + else if ($p_remove_path != "") + { + if (PclZipUtilPathInclusion($p_remove_path, $p_entry['filename']) == 2) + { + + // ----- Change the file status + $p_entry['status'] = "filtered"; + + // ----- Return + return $v_result; + } + + $p_remove_path_size = strlen($p_remove_path); + if (substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path) + { + + // ----- Remove the path + $p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size); + + } + } + + // ----- Add the path + if ($p_path != '') { + $p_entry['filename'] = $p_path."/".$p_entry['filename']; + } + + // ----- Check a base_dir_restriction + if (isset($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])) { + $v_inclusion + = PclZipUtilPathInclusion($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION], + $p_entry['filename']); + if ($v_inclusion == 0) { + + PclZip::privErrorLog(PCLZIP_ERR_DIRECTORY_RESTRICTION, + "Filename '".$p_entry['filename']."' is " + ."outside PCLZIP_OPT_EXTRACT_DIR_RESTRICTION"); + + return PclZip::errorCode(); + } + } + + // ----- Look for pre-extract callback + if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_entry, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header); + if ($v_result == 0) { + // ----- Change the file status + $p_entry['status'] = "skipped"; + $v_result = 1; + } + + // ----- Look for abort result + if ($v_result == 2) { + // ----- This status is internal and will be changed in 'skipped' + $p_entry['status'] = "aborted"; + $v_result = PCLZIP_ERR_USER_ABORTED; + } + + // ----- Update the information + // Only some fields can be modified + $p_entry['filename'] = $v_local_header['filename']; + } + + + // ----- Look if extraction should be done + if ($p_entry['status'] == 'ok') { + + // ----- Look for specific actions while the file exist + if (file_exists($p_entry['filename'])) + { + + // ----- Look if file is a directory + if (is_dir($p_entry['filename'])) + { + + // ----- Change the file status + $p_entry['status'] = "already_a_directory"; + + // ----- Look for PCLZIP_OPT_STOP_ON_ERROR + // For historical reason first PclZip implementation does not stop + // when this kind of error occurs. + if ( (isset($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(); + } + } + // ----- Look if file is write protected + else if (!is_writeable($p_entry['filename'])) + { + + // ----- Change the file status + $p_entry['status'] = "write_protected"; + + // ----- Look for PCLZIP_OPT_STOP_ON_ERROR + // For historical reason first PclZip implementation does not stop + // when this kind of error occurs. + if ( (isset($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(); + } + } + + // ----- Look if the extracted file is older + else if (filemtime($p_entry['filename']) > $p_entry['mtime']) + { + // ----- Change the file status + if ( (isset($p_options[PCLZIP_OPT_REPLACE_NEWER])) + && ($p_options[PCLZIP_OPT_REPLACE_NEWER]===true)) { + } + else { + $p_entry['status'] = "newer_exist"; + + // ----- Look for PCLZIP_OPT_STOP_ON_ERROR + // For historical reason first PclZip implementation does not stop + // when this kind of error occurs. + if ( (isset($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 { + } + } + + // ----- Check the directory availability and create it if necessary + else { + if ((($p_entry['external']&0x00000010)==0x00000010) || (substr($p_entry['filename'], -1) == '/')) + $v_dir_to_check = $p_entry['filename']; + else if (!strstr($p_entry['filename'], "/")) + $v_dir_to_check = ""; + else + $v_dir_to_check = dirname($p_entry['filename']); + + if (($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external']&0x00000010)==0x00000010))) != 1) { + + // ----- Change the file status + $p_entry['status'] = "path_creation_fail"; + + // ----- Return + //return $v_result; + $v_result = 1; + } + } + } + + // ----- Look if extraction should be done + if ($p_entry['status'] == 'ok') { + + // ----- Do the extraction (if not a folder) + if (!(($p_entry['external']&0x00000010)==0x00000010)) + { + // ----- Look for not compressed file + if ($p_entry['compression'] == 0) { + + // ----- Opening destination file + if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) + { + + // ----- Change the file status + $p_entry['status'] = "write_error"; + + // ----- Return + return $v_result; + } + + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + $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); + /* Try to speed up the code + $v_binary_data = pack('a'.$v_read_size, $v_buffer); + @fwrite($v_dest_file, $v_binary_data, $v_read_size); + */ + @fwrite($v_dest_file, $v_buffer, $v_read_size); + $v_size -= $v_read_size; + } + + // ----- Closing the destination file + fclose($v_dest_file); + + // ----- Change the file mtime + touch($p_entry['filename'], $p_entry['mtime']); + + + } + else { + // ----- TBC + // Need to be finished + if (($p_entry['flag'] & 1) == 1) { + PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, 'File \''.$p_entry['filename'].'\' is encrypted. Encrypted files are not supported.'); + return PclZip::errorCode(); + } + + + // ----- Look for using temporary file to unzip + if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) + && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON]) + || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]) + && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_entry['size'])) ) ) { + $v_result = $this->privExtractFileUsingTempFile($p_entry, $p_options); + if ($v_result < PCLZIP_ERR_NO_ERROR) { + return $v_result; + } + } + + // ----- Look for extract in memory + else { + + + // ----- Read the compressed file in a buffer (one shot) + if ($p_entry['compressed_size'] > 0) { + $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); + } + else { + $v_buffer = ''; + } + + // ----- Decompress the file + $v_file_content = @gzinflate($v_buffer); + unset($v_buffer); + if ($v_file_content === FALSE) { + + // ----- Change the file status + // TBC + $p_entry['status'] = "error"; + + return $v_result; + } + + // ----- Opening destination file + if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { + + // ----- Change the file status + $p_entry['status'] = "write_error"; + + return $v_result; + } + + // ----- Write the uncompressed data + @fwrite($v_dest_file, $v_file_content, $p_entry['size']); + unset($v_file_content); + + // ----- Closing the destination file + @fclose($v_dest_file); + + } + + // ----- Change the file mtime + @touch($p_entry['filename'], $p_entry['mtime']); + } + + // ----- Look for chmod option + if (isset($p_options[PCLZIP_OPT_SET_CHMOD])) { + + // ----- Change the mode of the file + @chmod($p_entry['filename'], $p_options[PCLZIP_OPT_SET_CHMOD]); + } + + } + } + + // ----- Change abort status + if ($p_entry['status'] == "aborted") { + $p_entry['status'] = "skipped"; + } + + // ----- Look for post-extract callback + elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_entry, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header); + + // ----- Look for abort result + if ($v_result == 2) { + $v_result = PCLZIP_ERR_USER_ABORTED; + } + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privExtractFileUsingTempFile() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privExtractFileUsingTempFile(&$p_entry, &$p_options) + { + $v_result=1; + + // ----- Creates a temporary file + $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz'; + if (($v_dest_file = @fopen($v_gzip_temp_name, "wb")) == 0) { + fclose($v_file); + PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode'); + return PclZip::errorCode(); + } + + + // ----- Write gz file format header + $v_binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($p_entry['compression']), Chr(0x00), time(), Chr(0x00), Chr(3)); + @fwrite($v_dest_file, $v_binary_data, 10); + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + $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_buffer, $v_read_size); + $v_size -= $v_read_size; + } + + // ----- Write gz file format footer + $v_binary_data = pack('VV', $p_entry['crc'], $p_entry['size']); + @fwrite($v_dest_file, $v_binary_data, 8); + + // ----- Close the temporary file + @fclose($v_dest_file); + + // ----- Opening destination file + if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { + $p_entry['status'] = "write_error"; + return $v_result; + } + + // ----- Open the temporary gz file + if (($v_src_file = @gzopen($v_gzip_temp_name, 'rb')) == 0) { + @fclose($v_dest_file); + $p_entry['status'] = "read_error"; + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); + return PclZip::errorCode(); + } + + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + $v_size = $p_entry['size']; + while ($v_size != 0) { + $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); + $v_buffer = @gzread($v_src_file, $v_read_size); + //$v_binary_data = pack('a'.$v_read_size, $v_buffer); + @fwrite($v_dest_file, $v_buffer, $v_read_size); + $v_size -= $v_read_size; + } + @fclose($v_dest_file); + @gzclose($v_src_file); + + // ----- Delete the temporary file + @unlink($v_gzip_temp_name); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privExtractFileInOutput() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privExtractFileInOutput(&$p_entry, &$p_options) + { + $v_result=1; + + // ----- Read the file header + if (($v_result = $this->privReadFileHeader($v_header)) != 1) { + return $v_result; + } + + + // ----- Check that the file header is coherent with $p_entry info + if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) { + // TBC + } + + // ----- Look for pre-extract callback + if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_entry, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. +// eval('$v_result = '.$p_options[PCLZIP_CB_PRE_EXTRACT].'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);'); + $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header); + if ($v_result == 0) { + // ----- Change the file status + $p_entry['status'] = "skipped"; + $v_result = 1; + } + + // ----- Look for abort result + if ($v_result == 2) { + // ----- This status is internal and will be changed in 'skipped' + $p_entry['status'] = "aborted"; + $v_result = PCLZIP_ERR_USER_ABORTED; + } + + // ----- Update the information + // Only some fields can be modified + $p_entry['filename'] = $v_local_header['filename']; + } + + // ----- Trace + + // ----- Look if extraction should be done + if ($p_entry['status'] == 'ok') { + + // ----- Do the extraction (if not a folder) + if (!(($p_entry['external']&0x00000010)==0x00000010)) { + // ----- Look for not compressed file + if ($p_entry['compressed_size'] == $p_entry['size']) { + + // ----- Read the file in a buffer (one shot) + if ($p_entry['compressed_size'] > 0) { + $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); + } + else { + $v_buffer = ''; + } + + // ----- Send the file to the output + echo $v_buffer; + unset($v_buffer); + } + else { + + // ----- Read the compressed file in a buffer (one shot) + if ($p_entry['compressed_size'] > 0) { + $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); + } + else { + $v_buffer = ''; + } + + // ----- Decompress the file + $v_file_content = gzinflate($v_buffer); + unset($v_buffer); + + // ----- Send the file to the output + echo $v_file_content; + unset($v_file_content); + } + } + } + + // ----- Change abort status + if ($p_entry['status'] == "aborted") { + $p_entry['status'] = "skipped"; + } + + // ----- Look for post-extract callback + elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_entry, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header); + + // ----- Look for abort result + if ($v_result == 2) { + $v_result = PCLZIP_ERR_USER_ABORTED; + } + } + + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privExtractFileAsString() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privExtractFileAsString(&$p_entry, &$p_string, &$p_options) + { + $v_result=1; + + // ----- Read the file header + $v_header = array(); + if (($v_result = $this->privReadFileHeader($v_header)) != 1) + { + // ----- Return + return $v_result; + } + + + // ----- Check that the file header is coherent with $p_entry info + if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) { + // TBC + } + + // ----- Look for pre-extract callback + if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_entry, $v_local_header); + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header); + if ($v_result == 0) { + // ----- Change the file status + $p_entry['status'] = "skipped"; + $v_result = 1; + } + + // ----- Look for abort result + if ($v_result == 2) { + // ----- This status is internal and will be changed in 'skipped' + $p_entry['status'] = "aborted"; + $v_result = PCLZIP_ERR_USER_ABORTED; + } + + // ----- Update the information + // Only some fields can be modified + $p_entry['filename'] = $v_local_header['filename']; + } + + + // ----- Look if extraction should be done + if ($p_entry['status'] == 'ok') { + + // ----- Do the extraction (if not a folder) + if (!(($p_entry['external']&0x00000010)==0x00000010)) { + // ----- Look for not compressed file + // if ($p_entry['compressed_size'] == $p_entry['size']) + if ($p_entry['compression'] == 0) { + + // ----- Reading the file + if ($p_entry['compressed_size'] > 0) { + $p_string = @fread($this->zip_fd, $p_entry['compressed_size']); + } + else { + $p_string = ''; + } + } + else { + + // ----- Reading the file + if ($p_entry['compressed_size'] > 0) { + $v_data = @fread($this->zip_fd, $p_entry['compressed_size']); + } + else { + $v_data = ''; + } + + // ----- Decompress the file + if (($p_string = @gzinflate($v_data)) === FALSE) { + // TBC + } + } + + // ----- Trace + } + else { + // TBC : error : can not extract a folder in a string + } + + } + + // ----- Change abort status + if ($p_entry['status'] == "aborted") { + $p_entry['status'] = "skipped"; + } + + // ----- Look for post-extract callback + elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) { + + // ----- Generate a local information + $v_local_header = array(); + $this->privConvertHeader2FileInfo($p_entry, $v_local_header); + + // ----- Swap the content to header + $v_local_header['content'] = $p_string; + $p_string = ''; + + // ----- Call the callback + // Here I do not use call_user_func() because I need to send a reference to the + // header. + $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header); + + // ----- Swap back the content to header + $p_string = $v_local_header['content']; + unset($v_local_header['content']); + + // ----- Look for abort result + if ($v_result == 2) { + $v_result = PCLZIP_ERR_USER_ABORTED; + } + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privReadFileHeader() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privReadFileHeader(&$p_header) + { + $v_result=1; + + // ----- Read the 4 bytes signature + $v_binary_data = @fread($this->zip_fd, 4); + $v_data = unpack('Vid', $v_binary_data); + + // ----- Check signature + if ($v_data['id'] != 0x04034b50) + { + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read the first 42 bytes of the header + $v_binary_data = fread($this->zip_fd, 26); + + // ----- Look for invalid block size + if (strlen($v_binary_data) != 26) + { + $p_header['filename'] = ""; + $p_header['status'] = "invalid_header"; + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data)); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Extract the values + $v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $v_binary_data); + + // ----- Get filename + $p_header['filename'] = fread($this->zip_fd, $v_data['filename_len']); + + // ----- Get extra_fields + if ($v_data['extra_len'] != 0) { + $p_header['extra'] = fread($this->zip_fd, $v_data['extra_len']); + } + else { + $p_header['extra'] = ''; + } + + // ----- Extract properties + $p_header['version_extracted'] = $v_data['version']; + $p_header['compression'] = $v_data['compression']; + $p_header['size'] = $v_data['size']; + $p_header['compressed_size'] = $v_data['compressed_size']; + $p_header['crc'] = $v_data['crc']; + $p_header['flag'] = $v_data['flag']; + $p_header['filename_len'] = $v_data['filename_len']; + + // ----- Recuperate date in UNIX format + $p_header['mdate'] = $v_data['mdate']; + $p_header['mtime'] = $v_data['mtime']; + if ($p_header['mdate'] && $p_header['mtime']) + { + // ----- Extract time + $v_hour = ($p_header['mtime'] & 0xF800) >> 11; + $v_minute = ($p_header['mtime'] & 0x07E0) >> 5; + $v_seconde = ($p_header['mtime'] & 0x001F)*2; + + // ----- Extract date + $v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980; + $v_month = ($p_header['mdate'] & 0x01E0) >> 5; + $v_day = $p_header['mdate'] & 0x001F; + + // ----- Get UNIX date format + $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year); + + } + else + { + $p_header['mtime'] = time(); + } + + // TBC + //for(reset($v_data); $key = key($v_data); next($v_data)) { + //} + + // ----- Set the stored filename + $p_header['stored_filename'] = $p_header['filename']; + + // ----- Set the status field + $p_header['status'] = "ok"; + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privReadCentralFileHeader() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privReadCentralFileHeader(&$p_header) + { + $v_result=1; + + // ----- Read the 4 bytes signature + $v_binary_data = @fread($this->zip_fd, 4); + $v_data = unpack('Vid', $v_binary_data); + + // ----- Check signature + if ($v_data['id'] != 0x02014b50) + { + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read the first 42 bytes of the header + $v_binary_data = fread($this->zip_fd, 42); + + // ----- Look for invalid block size + if (strlen($v_binary_data) != 42) + { + $p_header['filename'] = ""; + $p_header['status'] = "invalid_header"; + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data)); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Extract the values + $p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset', $v_binary_data); + + // ----- Get filename + if ($p_header['filename_len'] != 0) + $p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']); + else + $p_header['filename'] = ''; + + // ----- Get extra + if ($p_header['extra_len'] != 0) + $p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']); + else + $p_header['extra'] = ''; + + // ----- Get comment + if ($p_header['comment_len'] != 0) + $p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']); + else + $p_header['comment'] = ''; + + // ----- Extract properties + + // ----- Recuperate date in UNIX format + //if ($p_header['mdate'] && $p_header['mtime']) + // TBC : bug : this was ignoring time with 0/0/0 + if (1) + { + // ----- Extract time + $v_hour = ($p_header['mtime'] & 0xF800) >> 11; + $v_minute = ($p_header['mtime'] & 0x07E0) >> 5; + $v_seconde = ($p_header['mtime'] & 0x001F)*2; + + // ----- Extract date + $v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980; + $v_month = ($p_header['mdate'] & 0x01E0) >> 5; + $v_day = $p_header['mdate'] & 0x001F; + + // ----- Get UNIX date format + $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year); + + } + else + { + $p_header['mtime'] = time(); + } + + // ----- Set the stored filename + $p_header['stored_filename'] = $p_header['filename']; + + // ----- Set default status to ok + $p_header['status'] = 'ok'; + + // ----- Look if it is a directory + if (substr($p_header['filename'], -1) == '/') { + //$p_header['external'] = 0x41FF0010; + $p_header['external'] = 0x00000010; + } + + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privCheckFileHeaders() + // Description : + // Parameters : + // Return Values : + // 1 on success, + // 0 on error; + // -------------------------------------------------------------------------------- + function privCheckFileHeaders(&$p_local_header, &$p_central_header) + { + $v_result=1; + + // ----- Check the static values + // TBC + if ($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'] != $p_central_header['filename_len']) { + } + + // ----- Look for flag bit 3 + if (($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 + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privReadEndCentralDir() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privReadEndCentralDir(&$p_central_dir) + { + $v_result=1; + + // ----- Go to the end of the zip file + $v_size = filesize($this->zipname); + @fseek($this->zip_fd, $v_size); + if (@ftell($this->zip_fd) != $v_size) + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to go to the end of the archive \''.$this->zipname.'\''); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- First try : look if this is an archive with no commentaries (most of the time) + // in this case the end of central dir is at 22 bytes of the file end + $v_found = 0; + if ($v_size > 26) { + @fseek($this->zip_fd, $v_size-22); + if (($v_pos = @ftell($this->zip_fd)) != ($v_size-22)) + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \''.$this->zipname.'\''); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read for bytes + $v_binary_data = @fread($this->zip_fd, 4); + $v_data = @unpack('Vid', $v_binary_data); + + // ----- Check signature + if ($v_data['id'] == 0x06054b50) { + $v_found = 1; + } + + $v_pos = ftell($this->zip_fd); + } + + // ----- Go back to the maximum possible size of the Central Dir End Record + if (!$v_found) { + $v_maximum_size = 65557; // 0xFFFF + 22; + if ($v_maximum_size > $v_size) + $v_maximum_size = $v_size; + @fseek($this->zip_fd, $v_size-$v_maximum_size); + if (@ftell($this->zip_fd) != ($v_size-$v_maximum_size)) + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \''.$this->zipname.'\''); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read byte per byte in order to find the signature + $v_pos = ftell($this->zip_fd); + $v_bytes = 0x00000000; + while ($v_pos < $v_size) + { + // ----- Read a byte + $v_byte = @fread($this->zip_fd, 1); + + // ----- Add the byte + //$v_bytes = ($v_bytes << 8) | Ord($v_byte); + // Note we mask the old value down such that once shifted we can never end up with more than a 32bit number + // Otherwise on systems where we have 64bit integers the check below for the magic number will fail. + $v_bytes = ( ($v_bytes & 0xFFFFFF) << 8) | Ord($v_byte); + + // ----- Compare the bytes + if ($v_bytes == 0x504b0506) + { + $v_pos++; + break; + } + + $v_pos++; + } + + // ----- Look if not found end of central dir + if ($v_pos == $v_size) + { + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Unable to find End of Central Dir Record signature"); + + // ----- Return + return PclZip::errorCode(); + } + } + + // ----- Read the first 18 bytes of the header + $v_binary_data = fread($this->zip_fd, 18); + + // ----- Look for invalid block size + if (strlen($v_binary_data) != 18) + { + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid End of Central Dir Record size : ".strlen($v_binary_data)); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Extract the values + $v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $v_binary_data); + + // ----- Check the global size + if (($v_pos + $v_data['comment_size'] + 18) != $v_size) { + + // ----- Removed in release 2.2 see readme file + // The check of the file size is a little too strict. + // Some bugs where found when a zip is encrypted/decrypted with 'crypt'. + // While decrypted, zip has training 0 bytes + if (0) { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, + 'The central dir is not at the end of the archive.' + .' Some trailing bytes exists after the archive.'); + + // ----- Return + return PclZip::errorCode(); + } + } + + // ----- Get comment + if ($v_data['comment_size'] != 0) { + $p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']); + } + else + $p_central_dir['comment'] = ''; + + $p_central_dir['entries'] = $v_data['entries']; + $p_central_dir['disk_entries'] = $v_data['disk_entries']; + $p_central_dir['offset'] = $v_data['offset']; + $p_central_dir['size'] = $v_data['size']; + $p_central_dir['disk'] = $v_data['disk']; + $p_central_dir['disk_start'] = $v_data['disk_start']; + + // TBC + //for(reset($p_central_dir); $key = key($p_central_dir); next($p_central_dir)) { + //} + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privDeleteByRule() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privDeleteByRule(&$p_result_list, &$p_options) + { + $v_result=1; + $v_list_detail = array(); + + // ----- Open the zip file + if (($v_result=$this->privOpenFd('rb')) != 1) + { + // ----- Return + return $v_result; + } + + // ----- Read the central directory information + $v_central_dir = array(); + if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) + { + $this->privCloseFd(); + return $v_result; + } + + // ----- Go to beginning of File + @rewind($this->zip_fd); + + // ----- Scan all the files + // ----- Start at beginning of Central Dir + $v_pos_entry = $v_central_dir['offset']; + @rewind($this->zip_fd); + if (@fseek($this->zip_fd, $v_pos_entry)) + { + // ----- Close the zip file + $this->privCloseFd(); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read each entry + $v_header_list = array(); + $j_start = 0; + for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++) + { + + // ----- Read the file header + $v_header_list[$v_nb_extracted] = array(); + if (($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) != 1) + { + // ----- Close the zip file + $this->privCloseFd(); + + return $v_result; + } + + + // ----- Store the index + $v_header_list[$v_nb_extracted]['index'] = $i; + + // ----- Look for the specific extract rules + $v_found = false; + + // ----- Look for extract by name rule + if ( (isset($p_options[PCLZIP_OPT_BY_NAME])) + && ($p_options[PCLZIP_OPT_BY_NAME] != 0)) { + + // ----- Look if the filename is in the list + for ($j=0; ($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_found); $j++) { + + // ----- Look for a directory + if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/") { + + // ----- Look if the directory is in the filename path + if ( (strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_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[$v_nb_extracted]['external']&0x00000010)==0x00000010) /* Indicates a folder */ + && ($v_header_list[$v_nb_extracted]['stored_filename'].'/' == $p_options[PCLZIP_OPT_BY_NAME][$j])) { + $v_found = true; + } + } + // ----- Look for a filename + elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) { + $v_found = true; + } + } + } + + // ----- Look for extract by ereg rule + // ereg() is deprecated with PHP 5.3 + /* + else if ( (isset($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'])) { + $v_found = true; + } + } + */ + + // ----- Look for extract by preg rule + else if ( (isset($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'])) { + $v_found = true; + } + } + + // ----- Look for extract by index rule + else if ( (isset($p_options[PCLZIP_OPT_BY_INDEX])) + && ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) { + + // ----- Look if the index is in the list + for ($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; + } + } + } + else { + $v_found = true; + } + + // ----- Look for deletion + if ($v_found) + { + unset($v_header_list[$v_nb_extracted]); + } + else + { + $v_nb_extracted++; + } + } + + // ----- Look if something need to be deleted + if ($v_nb_extracted > 0) { + + // ----- Creates a temporary file + $v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp'; + + // ----- Creates a temporary zip archive + $v_temp_zip = new PclZip($v_zip_temp_name); + + // ----- Open the temporary zip file in write mode + if (($v_result = $v_temp_zip->privOpenFd('wb')) != 1) { + $this->privCloseFd(); + + // ----- Return + return $v_result; + } + + // ----- Look which file need to be kept + for ($i=0; $i<sizeof($v_header_list); $i++) { + + // ----- Calculate the position of the header + @rewind($this->zip_fd); + if (@fseek($this->zip_fd, $v_header_list[$i]['offset'])) { + // ----- Close the zip file + $this->privCloseFd(); + $v_temp_zip->privCloseFd(); + @unlink($v_zip_temp_name); + + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Read the file header + $v_local_header = array(); + if (($v_result = $this->privReadFileHeader($v_local_header)) != 1) { + // ----- Close the zip file + $this->privCloseFd(); + $v_temp_zip->privCloseFd(); + @unlink($v_zip_temp_name); + + // ----- Return + return $v_result; + } + + // ----- Check that local file header is same as central file header + if ($this->privCheckFileHeaders($v_local_header, + $v_header_list[$i]) != 1) { + // TBC + } + unset($v_local_header); + + // ----- Write the file header + if (($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1) { + // ----- Close the zip file + $this->privCloseFd(); + $v_temp_zip->privCloseFd(); + @unlink($v_zip_temp_name); + + // ----- Return + return $v_result; + } + + // ----- Read/write the data block + if (($v_result = PclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size'])) != 1) { + // ----- Close the zip file + $this->privCloseFd(); + $v_temp_zip->privCloseFd(); + @unlink($v_zip_temp_name); + + // ----- Return + return $v_result; + } + } + + // ----- Store the offset of the central dir + $v_offset = @ftell($v_temp_zip->zip_fd); + + // ----- Re-Create the Central Dir files header + for ($i=0; $i<sizeof($v_header_list); $i++) { + // ----- Create the file header + if (($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) != 1) { + $v_temp_zip->privCloseFd(); + $this->privCloseFd(); + @unlink($v_zip_temp_name); + + // ----- Return + return $v_result; + } + + // ----- Transform the header to a 'usable' info + $v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]); + } + + + // ----- Zip file comment + $v_comment = ''; + if (isset($p_options[PCLZIP_OPT_COMMENT])) { + $v_comment = $p_options[PCLZIP_OPT_COMMENT]; + } + + // ----- Calculate the size of the central header + $v_size = @ftell($v_temp_zip->zip_fd)-$v_offset; + + // ----- Create the central dir footer + if (($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list), $v_size, $v_offset, $v_comment)) != 1) { + // ----- Reset the file list + unset($v_header_list); + $v_temp_zip->privCloseFd(); + $this->privCloseFd(); + @unlink($v_zip_temp_name); + + // ----- Return + return $v_result; + } + + // ----- Close + $v_temp_zip->privCloseFd(); + $this->privCloseFd(); + + // ----- Delete the zip file + // TBC : I should test the result ... + @unlink($this->zipname); + + // ----- Rename the temporary file + // TBC : I should test the result ... + //@rename($v_zip_temp_name, $this->zipname); + PclZipUtilRename($v_zip_temp_name, $this->zipname); + + // ----- Destroy the temporary archive + unset($v_temp_zip); + } + + // ----- Remove every files : reset the file + 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 + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privDirCheck() + // Description : + // Check if a directory exists, if not it creates it and all the parents directory + // which may be useful. + // Parameters : + // $p_dir : Directory path to check. + // Return Values : + // 1 : OK + // -1 : Unable to create directory + // -------------------------------------------------------------------------------- + function privDirCheck($p_dir, $p_is_dir=false) + { + $v_result = 1; + + + // ----- Remove the final '/' + if (($p_is_dir) && (substr($p_dir, -1)=='/')) + { + $p_dir = substr($p_dir, 0, strlen($p_dir)-1); + } + + // ----- Check the directory availability + if ((is_dir($p_dir)) || ($p_dir == "")) + { + return 1; + } + + // ----- Extract parent directory + $p_parent_dir = dirname($p_dir); + + // ----- Just a check + if ($p_parent_dir != $p_dir) + { + // ----- Look for parent directory + if ($p_parent_dir != "") + { + if (($v_result = $this->privDirCheck($p_parent_dir)) != 1) + { + return $v_result; + } + } + } + + // ----- Create the directory + if (!@mkdir($p_dir, 0777)) + { + // ----- Error log + PclZip::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'"); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privMerge() + // Description : + // If $p_archive_to_add does not exist, the function exit with a success result. + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privMerge(&$p_archive_to_add) + { + $v_result=1; + + // ----- Look if the archive_to_add exists + if (!is_file($p_archive_to_add->zipname)) + { + + // ----- Nothing to merge, so merge is a success + $v_result = 1; + + // ----- Return + return $v_result; + } + + // ----- Look if the archive exists + if (!is_file($this->zipname)) + { + + // ----- Do a duplicate + $v_result = $this->privDuplicate($p_archive_to_add->zipname); + + // ----- Return + return $v_result; + } + + // ----- Open the zip file + if (($v_result=$this->privOpenFd('rb')) != 1) + { + // ----- Return + return $v_result; + } + + // ----- Read the central directory information + $v_central_dir = array(); + if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) + { + $this->privCloseFd(); + return $v_result; + } + + // ----- Go to beginning of File + @rewind($this->zip_fd); + + // ----- Open the archive_to_add file + if (($v_result=$p_archive_to_add->privOpenFd('rb')) != 1) + { + $this->privCloseFd(); + + // ----- Return + return $v_result; + } + + // ----- Read the central directory information + $v_central_dir_to_add = array(); + if (($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) != 1) + { + $this->privCloseFd(); + $p_archive_to_add->privCloseFd(); + + return $v_result; + } + + // ----- Go to beginning of File + @rewind($p_archive_to_add->zip_fd); + + // ----- Creates a temporary file + $v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp'; + + // ----- Open the temporary file in write mode + if (($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 + return PclZip::errorCode(); + } + + // ----- Copy the files from the archive to the temporary file + // TBC : Here I should better append the file and go back to erase the central dir + $v_size = $v_central_dir['offset']; + while ($v_size != 0) + { + $v_read_size = ($v_size < 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; + } + + // ----- Copy the files from the archive_to_add into the temporary file + $v_size = $v_central_dir_to_add['offset']; + while ($v_size != 0) + { + $v_read_size = ($v_size < 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; + } + + // ----- Store the offset of the central dir + $v_offset = @ftell($v_zip_temp_fd); + + // ----- Copy the block of file headers from the old archive + $v_size = $v_central_dir['size']; + while ($v_size != 0) + { + $v_read_size = ($v_size < 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; + } + + // ----- Copy the block of file headers from the archive_to_add + $v_size = $v_central_dir_to_add['size']; + while ($v_size != 0) + { + $v_read_size = ($v_size < 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; + } + + // ----- Merge the file comments + $v_comment = $v_central_dir['comment'].' '.$v_central_dir_to_add['comment']; + + // ----- Calculate the size of the (new) central header + $v_size = @ftell($v_zip_temp_fd)-$v_offset; + + // ----- Swap the file descriptor + // Here is a trick : I swap the temporary fd with the zip fd, in order to use + // the following methods on the temporary fil and not the real archive fd + $v_swap = $this->zip_fd; + $this->zip_fd = $v_zip_temp_fd; + $v_zip_temp_fd = $v_swap; + + // ----- Create the central dir footer + if (($v_result = $this->privWriteCentralHeader($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); + $this->zip_fd = null; + + // ----- Reset the file list + unset($v_header_list); + + // ----- Return + return $v_result; + } + + // ----- Swap back the file descriptor + $v_swap = $this->zip_fd; + $this->zip_fd = $v_zip_temp_fd; + $v_zip_temp_fd = $v_swap; + + // ----- Close + $this->privCloseFd(); + $p_archive_to_add->privCloseFd(); + + // ----- Close the temporary file + @fclose($v_zip_temp_fd); + + // ----- Delete the zip file + // TBC : I should test the result ... + @unlink($this->zipname); + + // ----- Rename the temporary file + // TBC : I should test the result ... + //@rename($v_zip_temp_name, $this->zipname); + PclZipUtilRename($v_zip_temp_name, $this->zipname); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privDuplicate() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privDuplicate($p_archive_filename) + { + $v_result=1; + + // ----- Look if the $p_archive_filename exists + if (!is_file($p_archive_filename)) + { + + // ----- Nothing to duplicate, so duplicate is a success. + $v_result = 1; + + // ----- Return + return $v_result; + } + + // ----- Open the zip file + if (($v_result=$this->privOpenFd('wb')) != 1) + { + // ----- Return + return $v_result; + } + + // ----- Open the temporary file in write mode + if (($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0) + { + $this->privCloseFd(); + + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive file \''.$p_archive_filename.'\' in binary write mode'); + + // ----- Return + return PclZip::errorCode(); + } + + // ----- Copy the files from the archive to the temporary file + // TBC : Here I should better append the file and go back to erase the central dir + $v_size = filesize($p_archive_filename); + while ($v_size != 0) + { + $v_read_size = ($v_size < 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; + } + + // ----- Close + $this->privCloseFd(); + + // ----- Close the temporary file + @fclose($v_zip_temp_fd); + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privErrorLog() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function privErrorLog($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() + // Description : + // Parameters : + // -------------------------------------------------------------------------------- + function privErrorReset() + { + if (PCLZIP_ERROR_EXTERNAL == 1) { + PclErrorReset(); + } + else { + $this->error_code = 0; + $this->error_string = ''; + } + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privDisableMagicQuotes() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privDisableMagicQuotes() + { + $v_result=1; + + // EDIT for WordPress 5.3.0 + // magic_quote functions are deprecated in PHP 7.4, now assuming it's always off. + /* + + // ----- Look if function exists + if ( (!function_exists("get_magic_quotes_runtime")) + || (!function_exists("set_magic_quotes_runtime"))) { + return $v_result; + } + + // ----- Look if already done + if ($this->magic_quotes_status != -1) { + return $v_result; + } + + // ----- Get and memorize the magic_quote value + $this->magic_quotes_status = @get_magic_quotes_runtime(); + + // ----- Disable magic_quotes + if ($this->magic_quotes_status == 1) { + @set_magic_quotes_runtime(0); + } + */ + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : privSwapBackMagicQuotes() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privSwapBackMagicQuotes() + { + $v_result=1; + + // EDIT for WordPress 5.3.0 + // magic_quote functions are deprecated in PHP 7.4, now assuming it's always off. + /* + + // ----- Look if function exists + if ( (!function_exists("get_magic_quotes_runtime")) + || (!function_exists("set_magic_quotes_runtime"))) { + return $v_result; + } + + // ----- Look if something to do + if ($this->magic_quotes_status != -1) { + return $v_result; + } + + // ----- Swap back magic_quotes + if ($this->magic_quotes_status == 1) { + @set_magic_quotes_runtime($this->magic_quotes_status); + } + + */ + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + } + // End of class + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : PclZipUtilPathReduction() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function PclZipUtilPathReduction($p_dir) + { + $v_result = ""; + + // ----- Look for not empty path + if ($p_dir != "") { + // ----- Explode path by directory names + $v_list = explode("/", $p_dir); + + // ----- Study directories from last to first + $v_skip = 0; + for ($i=sizeof($v_list)-1; $i>=0; $i--) { + // ----- Look for current path + if ($v_list[$i] == ".") { + // ----- Ignore this directory + // Should be the first $i=0, but no check is done + } + else if ($v_list[$i] == "..") { + $v_skip++; + } + else if ($v_list[$i] == "") { + // ----- First '/' i.e. root slash + if ($i == 0) { + $v_result = "/".$v_result; + if ($v_skip > 0) { + // ----- It is an invalid path, so the path is not modified + // TBC + $v_result = $p_dir; + $v_skip = 0; + } + } + // ----- Last '/' i.e. indicates a directory + else if ($i == (sizeof($v_list)-1)) { + $v_result = $v_list[$i]; + } + // ----- Double '/' inside the path + else { + // ----- Ignore only the double '//' in path, + // but not the first and last '/' + } + } + else { + // ----- Look for item to skip + if ($v_skip > 0) { + $v_skip--; + } + else { + $v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?"/".$v_result:""); + } + } + } + + // ----- Look for skip + if ($v_skip > 0) { + while ($v_skip > 0) { + $v_result = '../'.$v_result; + $v_skip--; + } + } + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : PclZipUtilPathInclusion() + // Description : + // This function indicates if the path $p_path is under the $p_dir tree. Or, + // said in an other way, if the file or sub-dir $p_path is inside the dir + // $p_dir. + // The function indicates also if the path is exactly the same as the dir. + // This function supports path with duplicated '/' like '//', but does not + // support '.' or '..' statements. + // Parameters : + // Return Values : + // 0 if $p_path is not inside directory $p_dir + // 1 if $p_path is inside directory $p_dir + // 2 if $p_path is exactly the same as $p_dir + // -------------------------------------------------------------------------------- + function PclZipUtilPathInclusion($p_dir, $p_path) + { + $v_result = 1; + + // ----- Look for path beginning by ./ + if ( ($p_dir == '.') + || ((strlen($p_dir) >=2) && (substr($p_dir, 0, 2) == './'))) { + $p_dir = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_dir, 1); + } + if ( ($p_path == '.') + || ((strlen($p_path) >=2) && (substr($p_path, 0, 2) == './'))) { + $p_path = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_path, 1); + } + + // ----- Explode dir and path by directory separator + $v_list_dir = explode("/", $p_dir); + $v_list_dir_size = sizeof($v_list_dir); + $v_list_path = explode("/", $p_path); + $v_list_path_size = sizeof($v_list_path); + + // ----- Study directories paths + $i = 0; + $j = 0; + while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) { + + // ----- Look for empty dir (path reduction) + if ($v_list_dir[$i] == '') { + $i++; + continue; + } + if ($v_list_path[$j] == '') { + $j++; + continue; + } + + // ----- Compare the items + if (($v_list_dir[$i] != $v_list_path[$j]) && ($v_list_dir[$i] != '') && ( $v_list_path[$j] != '')) { + $v_result = 0; + } + + // ----- Next items + $i++; + $j++; + } + + // ----- Look if everything seems to be the same + if ($v_result) { + // ----- Skip all the empty items + while (($j < $v_list_path_size) && ($v_list_path[$j] == '')) $j++; + while (($i < $v_list_dir_size) && ($v_list_dir[$i] == '')) $i++; + + if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) { + // ----- There are exactly the same + $v_result = 2; + } + else if ($i < $v_list_dir_size) { + // ----- The path is shorter than the dir + $v_result = 0; + } + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : PclZipUtilCopyBlock() + // Description : + // Parameters : + // $p_mode : read/write compression mode + // 0 : src & dest normal + // 1 : src gzip, dest normal + // 2 : src normal, dest gzip + // 3 : src & dest gzip + // Return Values : + // -------------------------------------------------------------------------------- + function PclZipUtilCopyBlock($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 + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : PclZipUtilRename() + // Description : + // This function tries to do a simple rename() function. If it fails, it + // tries to copy the $p_src file in a new $p_dest file and then unlink the + // first one. + // Parameters : + // $p_src : Old filename + // $p_dest : New filename + // Return Values : + // 1 on success, 0 on failure. + // -------------------------------------------------------------------------------- + function PclZipUtilRename($p_src, $p_dest) + { + $v_result = 1; + + // ----- Try to rename the files + if (!@rename($p_src, $p_dest)) { + + // ----- Try to copy & unlink the src + if (!@copy($p_src, $p_dest)) { + $v_result = 0; + } + else if (!@unlink($p_src)) { + $v_result = 0; + } + } + + // ----- Return + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : PclZipUtilOptionText() + // Description : + // Translate option value in text. Mainly for debug purpose. + // Parameters : + // $p_option : the option value. + // Return Values : + // The option text value. + // -------------------------------------------------------------------------------- + function PclZipUtilOptionText($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_') + || ($v_prefix == 'PCLZIP_ATT')) + && ($v_list[$v_key] == $p_option)) { + return $v_key; + } + } + + $v_result = 'Unknown'; + + return $v_result; + } + // -------------------------------------------------------------------------------- + + // -------------------------------------------------------------------------------- + // Function : PclZipUtilTranslateWinPath() + // Description : + // Translate windows path by replacing '\' by '/' and optionally removing + // drive letter. + // Parameters : + // $p_path : path to translate. + // $p_remove_disk_letter : true | false + // Return Values : + // The path translated. + // -------------------------------------------------------------------------------- + function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter=true) + { + if (stristr(php_uname(), 'windows')) { + // ----- Look for potential disk letter + if (($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)) { + $p_path = substr($p_path, $v_position+1); + } + // ----- Change potential windows directory separator + if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0,1) == '\\')) { + $p_path = strtr($p_path, '\\', '/'); + } + } + return $p_path; + } + // -------------------------------------------------------------------------------- + + +?> |