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  1. <?php
  2. // Библиотека pclzip для работы с архивами
  3. // --------------------------------------------------------------------------------
  4. // PhpConcept Library - Zip Module 2.8.2
  5. // --------------------------------------------------------------------------------
  6. // License GNU/LGPL - Vincent Blavet - August 2009
  7. // http://www.phpconcept.net
  8. // --------------------------------------------------------------------------------
  9.  
  10.   // ----- Constants
  11.   if (!defined('PCLZIP_READ_BLOCK_SIZE')) {
  12.     define( 'PCLZIP_READ_BLOCK_SIZE', 2048 );
  13.   }
  14.   
  15.   // ----- File list separator
  16.   // In version 1.x of PclZip, the separator for file list is a space
  17.   // (which is not a very smart choice, specifically for windows paths !).
  18.   // A better separator should be a comma (,). This constant gives you the
  19.   // abilty to change that.
  20.   // However notice that changing this value, may have impact on existing
  21.   // scripts, using space separated filenames.
  22.   // Recommanded values for compatibility with older versions :
  23.   //define( 'PCLZIP_SEPARATOR', ' ' );
  24.   // Recommanded values for smart separation of filenames.
  25.   if (!defined('PCLZIP_SEPARATOR')) {
  26.     define( 'PCLZIP_SEPARATOR', ',' );
  27.   }
  28.  
  29.   // ----- Error configuration
  30.   // 0 : PclZip Class integrated error handling
  31.   // 1 : PclError external library error handling. By enabling this
  32.   //     you must ensure that you have included PclError library.
  33.   // [2,...] : reserved for futur use
  34.   if (!defined('PCLZIP_ERROR_EXTERNAL')) {
  35.     define( 'PCLZIP_ERROR_EXTERNAL', 0 );
  36.   }
  37.  
  38.   // ----- Optional static temporary directory
  39.   //       By default temporary files are generated in the script current
  40.   //       path.
  41.   //       If defined :
  42.   //       - MUST BE terminated by a '/'.
  43.   //       - MUST be a valid, already created directory
  44.   //       Samples :
  45.   // define( 'PCLZIP_TEMPORARY_DIR', '/temp/' );
  46.   // define( 'PCLZIP_TEMPORARY_DIR', 'C:/Temp/' );
  47.   if (!defined('PCLZIP_TEMPORARY_DIR')) {
  48.     define( 'PCLZIP_TEMPORARY_DIR', '' );
  49.   }
  50.  
  51.   // ----- Optional threshold ratio for use of temporary files
  52.   //       Pclzip sense the size of the file to add/extract and decide to
  53.   //       use or not temporary file. The algorythm is looking for 
  54.   //       memory_limit of PHP and apply a ratio.
  55.   //       threshold = memory_limit * ratio.
  56.   //       Recommended values are under 0.5. Default 0.47.
  57.   //       Samples :
  58.   // define( 'PCLZIP_TEMPORARY_FILE_RATIO', 0.5 );
  59.   if (!defined('PCLZIP_TEMPORARY_FILE_RATIO')) {
  60.     define( 'PCLZIP_TEMPORARY_FILE_RATIO', 0.47 );
  61.   }
  62.  
  63. // --------------------------------------------------------------------------------
  64. // ***** UNDER THIS LINE NOTHING NEEDS TO BE MODIFIED *****
  65. // --------------------------------------------------------------------------------
  66.  
  67.   // ----- Global variables
  68.   $g_pclzip_version = "2.8.2";
  69.  
  70.   // ----- Error codes
  71.   //   -1 : Unable to open file in binary write mode
  72.   //   -2 : Unable to open file in binary read mode
  73.   //   -3 : Invalid parameters
  74.   //   -4 : File does not exist
  75.   //   -5 : Filename is too long (max. 255)
  76.   //   -6 : Not a valid zip file
  77.   //   -7 : Invalid extracted file size
  78.   //   -8 : Unable to create directory
  79.   //   -9 : Invalid archive extension
  80.   //  -10 : Invalid archive format
  81.   //  -11 : Unable to delete file (unlink)
  82.   //  -12 : Unable to rename file (rename)
  83.   //  -13 : Invalid header checksum
  84.   //  -14 : Invalid archive size
  85.   define( 'PCLZIP_ERR_USER_ABORTED', 2 );
  86.   define( 'PCLZIP_ERR_NO_ERROR', 0 );
  87.   define( 'PCLZIP_ERR_WRITE_OPEN_FAIL', -1 );
  88.   define( 'PCLZIP_ERR_READ_OPEN_FAIL', -2 );
  89.   define( 'PCLZIP_ERR_INVALID_PARAMETER', -3 );
  90.   define( 'PCLZIP_ERR_MISSING_FILE', -4 );
  91.   define( 'PCLZIP_ERR_FILENAME_TOO_LONG', -5 );
  92.   define( 'PCLZIP_ERR_INVALID_ZIP', -6 );
  93.   define( 'PCLZIP_ERR_BAD_EXTRACTED_FILE', -7 );
  94.   define( 'PCLZIP_ERR_DIR_CREATE_FAIL', -8 );
  95.   define( 'PCLZIP_ERR_BAD_EXTENSION', -9 );
  96.   define( 'PCLZIP_ERR_BAD_FORMAT', -10 );
  97.   define( 'PCLZIP_ERR_DELETE_FILE_FAIL', -11 );
  98.   define( 'PCLZIP_ERR_RENAME_FILE_FAIL', -12 );
  99.   define( 'PCLZIP_ERR_BAD_CHECKSUM', -13 );
  100.   define( 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP', -14 );
  101.   define( 'PCLZIP_ERR_MISSING_OPTION_VALUE', -15 );
  102.   define( 'PCLZIP_ERR_INVALID_OPTION_VALUE', -16 );
  103.   define( 'PCLZIP_ERR_ALREADY_A_DIRECTORY', -17 );
  104.   define( 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION', -18 );
  105.   define( 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', -19 );
  106.   define( 'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', -20 );
  107.   define( 'PCLZIP_ERR_DIRECTORY_RESTRICTION', -21 );
  108.  
  109.   // ----- Options values
  110.   define( 'PCLZIP_OPT_PATH', 77001 );
  111.   define( 'PCLZIP_OPT_ADD_PATH', 77002 );
  112.   define( 'PCLZIP_OPT_REMOVE_PATH', 77003 );
  113.   define( 'PCLZIP_OPT_REMOVE_ALL_PATH', 77004 );
  114.   define( 'PCLZIP_OPT_SET_CHMOD', 77005 );
  115.   define( 'PCLZIP_OPT_EXTRACT_AS_STRING', 77006 );
  116.   define( 'PCLZIP_OPT_NO_COMPRESSION', 77007 );
  117.   define( 'PCLZIP_OPT_BY_NAME', 77008 );
  118.   define( 'PCLZIP_OPT_BY_INDEX', 77009 );
  119.   define( 'PCLZIP_OPT_BY_EREG', 77010 );
  120.   define( 'PCLZIP_OPT_BY_PREG', 77011 );
  121.   define( 'PCLZIP_OPT_COMMENT', 77012 );
  122.   define( 'PCLZIP_OPT_ADD_COMMENT', 77013 );
  123.   define( 'PCLZIP_OPT_PREPEND_COMMENT', 77014 );
  124.   define( 'PCLZIP_OPT_EXTRACT_IN_OUTPUT', 77015 );
  125.   define( 'PCLZIP_OPT_REPLACE_NEWER', 77016 );
  126.   define( 'PCLZIP_OPT_STOP_ON_ERROR', 77017 );
  127.   // Having big trouble with crypt. Need to multiply 2 long int
  128.   // which is not correctly supported by PHP ...
  129.   //define( 'PCLZIP_OPT_CRYPT', 77018 );
  130.   define( 'PCLZIP_OPT_EXTRACT_DIR_RESTRICTION', 77019 );
  131.   define( 'PCLZIP_OPT_TEMP_FILE_THRESHOLD', 77020 );
  132.   define( 'PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD', 77020 ); // alias
  133.   define( 'PCLZIP_OPT_TEMP_FILE_ON', 77021 );
  134.   define( 'PCLZIP_OPT_ADD_TEMP_FILE_ON', 77021 ); // alias
  135.   define( 'PCLZIP_OPT_TEMP_FILE_OFF', 77022 );
  136.   define( 'PCLZIP_OPT_ADD_TEMP_FILE_OFF', 77022 ); // alias
  137.   
  138.   // ----- File description attributes
  139.   define( 'PCLZIP_ATT_FILE_NAME', 79001 );
  140.   define( 'PCLZIP_ATT_FILE_NEW_SHORT_NAME', 79002 );
  141.   define( 'PCLZIP_ATT_FILE_NEW_FULL_NAME', 79003 );
  142.   define( 'PCLZIP_ATT_FILE_MTIME', 79004 );
  143.   define( 'PCLZIP_ATT_FILE_CONTENT', 79005 );
  144.   define( 'PCLZIP_ATT_FILE_COMMENT', 79006 );
  145.  
  146.   // ----- Call backs values
  147.   define( 'PCLZIP_CB_PRE_EXTRACT', 78001 );
  148.   define( 'PCLZIP_CB_POST_EXTRACT', 78002 );
  149.   define( 'PCLZIP_CB_PRE_ADD', 78003 );
  150.   define( 'PCLZIP_CB_POST_ADD', 78004 );
  151.   /* For futur use
  152.   define( 'PCLZIP_CB_PRE_LIST', 78005 );
  153.   define( 'PCLZIP_CB_POST_LIST', 78006 );
  154.   define( 'PCLZIP_CB_PRE_DELETE', 78007 );
  155.   define( 'PCLZIP_CB_POST_DELETE', 78008 );
  156.   */
  157.  
  158.   // --------------------------------------------------------------------------------
  159.   // Class : PclZip
  160.   // Description :
  161.   //   PclZip is the class that represent a Zip archive.
  162.   //   The public methods allow the manipulation of the archive.
  163.   // Attributes :
  164.   //   Attributes must not be accessed directly.
  165.   // Methods :
  166.   //   PclZip() : Object creator
  167.   //   create() : Creates the Zip archive
  168.   //   listContent() : List the content of the Zip archive
  169.   //   extract() : Extract the content of the archive
  170.   //   properties() : List the properties of the archive
  171.   // --------------------------------------------------------------------------------
  172.   class PclZip
  173.   {
  174.     // ----- Filename of the zip file
  175.     var $zipname = '';
  176.  
  177.     // ----- File descriptor of the zip file
  178.     var $zip_fd = 0;
  179.  
  180.     // ----- Internal error handling
  181.     var $error_code = 1;
  182.     var $error_string = '';
  183.     
  184.     // ----- Current status of the magic_quotes_runtime
  185.     // This value store the php configuration for magic_quotes
  186.     // The class can then disable the magic_quotes and reset it after
  187.     var $magic_quotes_status;
  188.  
  189.   // --------------------------------------------------------------------------------
  190.   // Function : PclZip()
  191.   // Description :
  192.   //   Creates a PclZip object and set the name of the associated Zip archive
  193.   //   filename.
  194.   //   Note that no real action is taken, if the archive does not exist it is not
  195.   //   created. Use create() for that.
  196.   // --------------------------------------------------------------------------------
  197.   function PclZip($p_zipname)
  198.   {
  199.  
  200.     // ----- Tests the zlib
  201.     if (!function_exists('gzopen'))
  202.     {
  203.       die('Abort '.basename(__FILE__).' : Missing zlib extensions');
  204.     }
  205.  
  206.     // ----- Set the attributes
  207.     $this->zipname = $p_zipname;
  208.     $this->zip_fd = 0;
  209.     $this->magic_quotes_status = -1;
  210.  
  211.     // ----- Return
  212.     return;
  213.   }
  214.   // --------------------------------------------------------------------------------
  215.  
  216.   // --------------------------------------------------------------------------------
  217.   // Function :
  218.   //   create($p_filelist, $p_add_dir="", $p_remove_dir="")
  219.   //   create($p_filelist, $p_option, $p_option_value, ...)
  220.   // Description :
  221.   //   This method supports two different synopsis. The first one is historical.
  222.   //   This method creates a Zip Archive. The Zip file is created in the
  223.   //   filesystem. The files and directories indicated in $p_filelist
  224.   //   are added in the archive. See the parameters description for the
  225.   //   supported format of $p_filelist.
  226.   //   When a directory is in the list, the directory and its content is added
  227.   //   in the archive.
  228.   //   In this synopsis, the function takes an optional variable list of
  229.   //   options. See bellow the supported options.
  230.   // Parameters :
  231.   //   $p_filelist : An array containing file or directory names, or
  232.   //                 a string containing one filename or one directory name, or
  233.   //                 a string containing a list of filenames and/or directory
  234.   //                 names separated by spaces.
  235.   //   $p_add_dir : A path to add before the real path of the archived file,
  236.   //                in order to have it memorized in the archive.
  237.   //   $p_remove_dir : A path to remove from the real path of the file to archive,
  238.   //                   in order to have a shorter path memorized in the archive.
  239.   //                   When $p_add_dir and $p_remove_dir are set, $p_remove_dir
  240.   //                   is removed first, before $p_add_dir is added.
  241.   // Options :
  242.   //   PCLZIP_OPT_ADD_PATH :
  243.   //   PCLZIP_OPT_REMOVE_PATH :
  244.   //   PCLZIP_OPT_REMOVE_ALL_PATH :
  245.   //   PCLZIP_OPT_COMMENT :
  246.   //   PCLZIP_CB_PRE_ADD :
  247.   //   PCLZIP_CB_POST_ADD :
  248.   // Return Values :
  249.   //   0 on failure,
  250.   //   The list of the added files, with a status of the add action.
  251.   //   (see PclZip::listContent() for list entry format)
  252.   // --------------------------------------------------------------------------------
  253.   function create($p_filelist)
  254.   {
  255.     $v_result=1;
  256.  
  257.     // ----- Reset the error handler
  258.     $this->privErrorReset();
  259.  
  260.     // ----- Set default values
  261.     $v_options = array();
  262.     $v_options[PCLZIP_OPT_NO_COMPRESSION] = FALSE;
  263.  
  264.     // ----- Look for variable options arguments
  265.     $v_size = func_num_args();
  266.  
  267.     // ----- Look for arguments
  268.     if ($v_size > 1) {
  269.       // ----- Get the arguments
  270.       $v_arg_list = func_get_args();
  271.  
  272.       // ----- Remove from the options list the first argument
  273.       array_shift($v_arg_list);
  274.       $v_size--;
  275.  
  276.       // ----- Look for first arg
  277.       if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
  278.  
  279.         // ----- Parse the options
  280.         $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
  281.                                             array (PCLZIP_OPT_REMOVE_PATH => 'optional',
  282.                                                    PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
  283.                                                    PCLZIP_OPT_ADD_PATH => 'optional',
  284.                                                    PCLZIP_CB_PRE_ADD => 'optional',
  285.                                                    PCLZIP_CB_POST_ADD => 'optional',
  286.                                                    PCLZIP_OPT_NO_COMPRESSION => 'optional',
  287.                                                    PCLZIP_OPT_COMMENT => 'optional',
  288.                                                    PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
  289.                                                    PCLZIP_OPT_TEMP_FILE_ON => 'optional',
  290.                                                    PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
  291.                                                    //, PCLZIP_OPT_CRYPT => 'optional'
  292.                                              ));
  293.         if ($v_result != 1) {
  294.           return 0;
  295.         }
  296.       }
  297.  
  298.       // ----- Look for 2 args
  299.       // Here we need to support the first historic synopsis of the
  300.       // method.
  301.       else {
  302.  
  303.         // ----- Get the first argument
  304.         $v_options[PCLZIP_OPT_ADD_PATH] = $v_arg_list[0];
  305.  
  306.         // ----- Look for the optional second argument
  307.         if ($v_size == 2) {
  308.           $v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
  309.         }
  310.         else if ($v_size > 2) {
  311.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
  312. 		                       "Invalid number / type of arguments");
  313.           return 0;
  314.         }
  315.       }
  316.     }
  317.     
  318.     // ----- Look for default option values
  319.     $this->privOptionDefaultThreshold($v_options);
  320.  
  321.     // ----- Init
  322.     $v_string_list = array();
  323.     $v_att_list = array();
  324.     $v_filedescr_list = array();
  325.     $p_result_list = array();
  326.     
  327.     // ----- Look if the $p_filelist is really an array
  328.     if (is_array($p_filelist)) {
  329.     
  330.       // ----- Look if the first element is also an array
  331.       //       This will mean that this is a file description entry
  332.       if (isset($p_filelist[0]) && is_array($p_filelist[0])) {
  333.         $v_att_list = $p_filelist;
  334.       }
  335.       
  336.       // ----- The list is a list of string names
  337.       else {
  338.         $v_string_list = $p_filelist;
  339.       }
  340.     }
  341.  
  342.     // ----- Look if the $p_filelist is a string
  343.     else if (is_string($p_filelist)) {
  344.       // ----- Create a list from the string
  345.       $v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist);
  346.     }
  347.  
  348.     // ----- Invalid variable type for $p_filelist
  349.     else {
  350.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_filelist");
  351.       return 0;
  352.     }
  353.     
  354.     // ----- Reformat the string list
  355.     if (sizeof($v_string_list) != 0) {
  356.       foreach ($v_string_list as $v_string) {
  357.         if ($v_string != '') {
  358.           $v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
  359.         }
  360.         else {
  361.         }
  362.       }
  363.     }
  364.     
  365.     // ----- For each file in the list check the attributes
  366.     $v_supported_attributes
  367.     = array ( PCLZIP_ATT_FILE_NAME => 'mandatory'
  368.              ,PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional'
  369.              ,PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional'
  370.              ,PCLZIP_ATT_FILE_MTIME => 'optional'
  371.              ,PCLZIP_ATT_FILE_CONTENT => 'optional'
  372.              ,PCLZIP_ATT_FILE_COMMENT => 'optional'
  373. 						);
  374.     foreach ($v_att_list as $v_entry) {
  375.       $v_result = $this->privFileDescrParseAtt($v_entry,
  376.                                                $v_filedescr_list[],
  377.                                                $v_options,
  378.                                                $v_supported_attributes);
  379.       if ($v_result != 1) {
  380.         return 0;
  381.       }
  382.     }
  383.  
  384.     // ----- Expand the filelist (expand directories)
  385.     $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options);
  386.     if ($v_result != 1) {
  387.       return 0;
  388.     }
  389.  
  390.     // ----- Call the create fct
  391.     $v_result = $this->privCreate($v_filedescr_list, $p_result_list, $v_options);
  392.     if ($v_result != 1) {
  393.       return 0;
  394.     }
  395.  
  396.     // ----- Return
  397.     return $p_result_list;
  398.   }
  399.   // --------------------------------------------------------------------------------
  400.  
  401.   // --------------------------------------------------------------------------------
  402.   // Function :
  403.   //   add($p_filelist, $p_add_dir="", $p_remove_dir="")
  404.   //   add($p_filelist, $p_option, $p_option_value, ...)
  405.   // Description :
  406.   //   This method supports two synopsis. The first one is historical.
  407.   //   This methods add the list of files in an existing archive.
  408.   //   If a file with the same name already exists, it is added at the end of the
  409.   //   archive, the first one is still present.
  410.   //   If the archive does not exist, it is created.
  411.   // Parameters :
  412.   //   $p_filelist : An array containing file or directory names, or
  413.   //                 a string containing one filename or one directory name, or
  414.   //                 a string containing a list of filenames and/or directory
  415.   //                 names separated by spaces.
  416.   //   $p_add_dir : A path to add before the real path of the archived file,
  417.   //                in order to have it memorized in the archive.
  418.   //   $p_remove_dir : A path to remove from the real path of the file to archive,
  419.   //                   in order to have a shorter path memorized in the archive.
  420.   //                   When $p_add_dir and $p_remove_dir are set, $p_remove_dir
  421.   //                   is removed first, before $p_add_dir is added.
  422.   // Options :
  423.   //   PCLZIP_OPT_ADD_PATH :
  424.   //   PCLZIP_OPT_REMOVE_PATH :
  425.   //   PCLZIP_OPT_REMOVE_ALL_PATH :
  426.   //   PCLZIP_OPT_COMMENT :
  427.   //   PCLZIP_OPT_ADD_COMMENT :
  428.   //   PCLZIP_OPT_PREPEND_COMMENT :
  429.   //   PCLZIP_CB_PRE_ADD :
  430.   //   PCLZIP_CB_POST_ADD :
  431.   // Return Values :
  432.   //   0 on failure,
  433.   //   The list of the added files, with a status of the add action.
  434.   //   (see PclZip::listContent() for list entry format)
  435.   // --------------------------------------------------------------------------------
  436.   function add($p_filelist)
  437.   {
  438.     $v_result=1;
  439.  
  440.     // ----- Reset the error handler
  441.     $this->privErrorReset();
  442.  
  443.     // ----- Set default values
  444.     $v_options = array();
  445.     $v_options[PCLZIP_OPT_NO_COMPRESSION] = FALSE;
  446.  
  447.     // ----- Look for variable options arguments
  448.     $v_size = func_num_args();
  449.  
  450.     // ----- Look for arguments
  451.     if ($v_size > 1) {
  452.       // ----- Get the arguments
  453.       $v_arg_list = func_get_args();
  454.  
  455.       // ----- Remove form the options list the first argument
  456.       array_shift($v_arg_list);
  457.       $v_size--;
  458.  
  459.       // ----- Look for first arg
  460.       if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
  461.  
  462.         // ----- Parse the options
  463.         $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
  464.                                             array (PCLZIP_OPT_REMOVE_PATH => 'optional',
  465.                                                    PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
  466.                                                    PCLZIP_OPT_ADD_PATH => 'optional',
  467.                                                    PCLZIP_CB_PRE_ADD => 'optional',
  468.                                                    PCLZIP_CB_POST_ADD => 'optional',
  469.                                                    PCLZIP_OPT_NO_COMPRESSION => 'optional',
  470.                                                    PCLZIP_OPT_COMMENT => 'optional',
  471.                                                    PCLZIP_OPT_ADD_COMMENT => 'optional',
  472.                                                    PCLZIP_OPT_PREPEND_COMMENT => 'optional',
  473.                                                    PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
  474.                                                    PCLZIP_OPT_TEMP_FILE_ON => 'optional',
  475.                                                    PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
  476.                                                    //, PCLZIP_OPT_CRYPT => 'optional'
  477. 												   ));
  478.         if ($v_result != 1) {
  479.           return 0;
  480.         }
  481.       }
  482.  
  483.       // ----- Look for 2 args
  484.       // Here we need to support the first historic synopsis of the
  485.       // method.
  486.       else {
  487.  
  488.         // ----- Get the first argument
  489.         $v_options[PCLZIP_OPT_ADD_PATH] = $v_add_path = $v_arg_list[0];
  490.  
  491.         // ----- Look for the optional second argument
  492.         if ($v_size == 2) {
  493.           $v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
  494.         }
  495.         else if ($v_size > 2) {
  496.           // ----- Error log
  497.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments");
  498.  
  499.           // ----- Return
  500.           return 0;
  501.         }
  502.       }
  503.     }
  504.  
  505.     // ----- Look for default option values
  506.     $this->privOptionDefaultThreshold($v_options);
  507.  
  508.     // ----- Init
  509.     $v_string_list = array();
  510.     $v_att_list = array();
  511.     $v_filedescr_list = array();
  512.     $p_result_list = array();
  513.     
  514.     // ----- Look if the $p_filelist is really an array
  515.     if (is_array($p_filelist)) {
  516.     
  517.       // ----- Look if the first element is also an array
  518.       //       This will mean that this is a file description entry
  519.       if (isset($p_filelist[0]) && is_array($p_filelist[0])) {
  520.         $v_att_list = $p_filelist;
  521.       }
  522.       
  523.       // ----- The list is a list of string names
  524.       else {
  525.         $v_string_list = $p_filelist;
  526.       }
  527.     }
  528.  
  529.     // ----- Look if the $p_filelist is a string
  530.     else if (is_string($p_filelist)) {
  531.       // ----- Create a list from the string
  532.       $v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist);
  533.     }
  534.  
  535.     // ----- Invalid variable type for $p_filelist
  536.     else {
  537.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type '".gettype($p_filelist)."' for p_filelist");
  538.       return 0;
  539.     }
  540.     
  541.     // ----- Reformat the string list
  542.     if (sizeof($v_string_list) != 0) {
  543.       foreach ($v_string_list as $v_string) {
  544.         $v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
  545.       }
  546.     }
  547.     
  548.     // ----- For each file in the list check the attributes
  549.     $v_supported_attributes
  550.     = array ( PCLZIP_ATT_FILE_NAME => 'mandatory'
  551.              ,PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional'
  552.              ,PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional'
  553.              ,PCLZIP_ATT_FILE_MTIME => 'optional'
  554.              ,PCLZIP_ATT_FILE_CONTENT => 'optional'
  555.              ,PCLZIP_ATT_FILE_COMMENT => 'optional'
  556. 						);
  557.     foreach ($v_att_list as $v_entry) {
  558.       $v_result = $this->privFileDescrParseAtt($v_entry,
  559.                                                $v_filedescr_list[],
  560.                                                $v_options,
  561.                                                $v_supported_attributes);
  562.       if ($v_result != 1) {
  563.         return 0;
  564.       }
  565.     }
  566.  
  567.     // ----- Expand the filelist (expand directories)
  568.     $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options);
  569.     if ($v_result != 1) {
  570.       return 0;
  571.     }
  572.  
  573.     // ----- Call the create fct
  574.     $v_result = $this->privAdd($v_filedescr_list, $p_result_list, $v_options);
  575.     if ($v_result != 1) {
  576.       return 0;
  577.     }
  578.  
  579.     // ----- Return
  580.     return $p_result_list;
  581.   }
  582.   // --------------------------------------------------------------------------------
  583.  
  584.   // --------------------------------------------------------------------------------
  585.   // Function : listContent()
  586.   // Description :
  587.   //   This public method, gives the list of the files and directories, with their
  588.   //   properties.
  589.   //   The properties of each entries in the list are (used also in other functions) :
  590.   //     filename : Name of the file. For a create or add action it is the filename
  591.   //                given by the user. For an extract function it is the filename
  592.   //                of the extracted file.
  593.   //     stored_filename : Name of the file / directory stored in the archive.
  594.   //     size : Size of the stored file.
  595.   //     compressed_size : Size of the file's data compressed in the archive
  596.   //                       (without the headers overhead)
  597.   //     mtime : Last known modification date of the file (UNIX timestamp)
  598.   //     comment : Comment associated with the file
  599.   //     folder : true | false
  600.   //     index : index of the file in the archive
  601.   //     status : status of the action (depending of the action) :
  602.   //              Values are :
  603.   //                ok : OK !
  604.   //                filtered : the file / dir is not extracted (filtered by user)
  605.   //                already_a_directory : the file can not be extracted because a
  606.   //                                      directory with the same name already exists
  607.   //                write_protected : the file can not be extracted because a file
  608.   //                                  with the same name already exists and is
  609.   //                                  write protected
  610.   //                newer_exist : the file was not extracted because a newer file exists
  611.   //                path_creation_fail : the file is not extracted because the folder
  612.   //                                     does not exist and can not be created
  613.   //                write_error : the file was not extracted because there was a
  614.   //                              error while writing the file
  615.   //                read_error : the file was not extracted because there was a error
  616.   //                             while reading the file
  617.   //                invalid_header : the file was not extracted because of an archive
  618.   //                                 format error (bad file header)
  619.   //   Note that each time a method can continue operating when there
  620.   //   is an action error on a file, the error is only logged in the file status.
  621.   // Return Values :
  622.   //   0 on an unrecoverable failure,
  623.   //   The list of the files in the archive.
  624.   // --------------------------------------------------------------------------------
  625.   function listContent()
  626.   {
  627.     $v_result=1;
  628.  
  629.     // ----- Reset the error handler
  630.     $this->privErrorReset();
  631.  
  632.     // ----- Check archive
  633.     if (!$this->privCheckFormat()) {
  634.       return(0);
  635.     }
  636.  
  637.     // ----- Call the extracting fct
  638.     $p_list = array();
  639.     if (($v_result = $this->privList($p_list)) != 1)
  640.     {
  641.       unset($p_list);
  642.       return(0);
  643.     }
  644.  
  645.     // ----- Return
  646.     return $p_list;
  647.   }
  648.   // --------------------------------------------------------------------------------
  649.  
  650.   // --------------------------------------------------------------------------------
  651.   // Function :
  652.   //   extract($p_path="./", $p_remove_path="")
  653.   //   extract([$p_option, $p_option_value, ...])
  654.   // Description :
  655.   //   This method supports two synopsis. The first one is historical.
  656.   //   This method extract all the files / directories from the archive to the
  657.   //   folder indicated in $p_path.
  658.   //   If you want to ignore the 'root' part of path of the memorized files
  659.   //   you can indicate this in the optional $p_remove_path parameter.
  660.   //   By default, if a newer file with the same name already exists, the
  661.   //   file is not extracted.
  662.   //
  663.   //   If both PCLZIP_OPT_PATH and PCLZIP_OPT_ADD_PATH aoptions
  664.   //   are used, the path indicated in PCLZIP_OPT_ADD_PATH is append
  665.   //   at the end of the path value of PCLZIP_OPT_PATH.
  666.   // Parameters :
  667.   //   $p_path : Path where the files and directories are to be extracted
  668.   //   $p_remove_path : First part ('root' part) of the memorized path
  669.   //                    (if any similar) to remove while extracting.
  670.   // Options :
  671.   //   PCLZIP_OPT_PATH :
  672.   //   PCLZIP_OPT_ADD_PATH :
  673.   //   PCLZIP_OPT_REMOVE_PATH :
  674.   //   PCLZIP_OPT_REMOVE_ALL_PATH :
  675.   //   PCLZIP_CB_PRE_EXTRACT :
  676.   //   PCLZIP_CB_POST_EXTRACT :
  677.   // Return Values :
  678.   //   0 or a negative value on failure,
  679.   //   The list of the extracted files, with a status of the action.
  680.   //   (see PclZip::listContent() for list entry format)
  681.   // --------------------------------------------------------------------------------
  682.   function extract()
  683.   {
  684.     $v_result=1;
  685.  
  686.     // ----- Reset the error handler
  687.     $this->privErrorReset();
  688.  
  689.     // ----- Check archive
  690.     if (!$this->privCheckFormat()) {
  691.       return(0);
  692.     }
  693.  
  694.     // ----- Set default values
  695.     $v_options = array();
  696. //    $v_path = "./";
  697.     $v_path = '';
  698.     $v_remove_path = "";
  699.     $v_remove_all_path = false;
  700.  
  701.     // ----- Look for variable options arguments
  702.     $v_size = func_num_args();
  703.  
  704.     // ----- Default values for option
  705.     $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE;
  706.  
  707.     // ----- Look for arguments
  708.     if ($v_size > 0) {
  709.       // ----- Get the arguments
  710.       $v_arg_list = func_get_args();
  711.  
  712.       // ----- Look for first arg
  713.       if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
  714.  
  715.         // ----- Parse the options
  716.         $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
  717.                                             array (PCLZIP_OPT_PATH => 'optional',
  718.                                                    PCLZIP_OPT_REMOVE_PATH => 'optional',
  719.                                                    PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
  720.                                                    PCLZIP_OPT_ADD_PATH => 'optional',
  721.                                                    PCLZIP_CB_PRE_EXTRACT => 'optional',
  722.                                                    PCLZIP_CB_POST_EXTRACT => 'optional',
  723.                                                    PCLZIP_OPT_SET_CHMOD => 'optional',
  724.                                                    PCLZIP_OPT_BY_NAME => 'optional',
  725.                                                    PCLZIP_OPT_BY_EREG => 'optional',
  726.                                                    PCLZIP_OPT_BY_PREG => 'optional',
  727.                                                    PCLZIP_OPT_BY_INDEX => 'optional',
  728.                                                    PCLZIP_OPT_EXTRACT_AS_STRING => 'optional',
  729.                                                    PCLZIP_OPT_EXTRACT_IN_OUTPUT => 'optional',
  730.                                                    PCLZIP_OPT_REPLACE_NEWER => 'optional'
  731.                                                    ,PCLZIP_OPT_STOP_ON_ERROR => 'optional'
  732.                                                    ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional',
  733.                                                    PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
  734.                                                    PCLZIP_OPT_TEMP_FILE_ON => 'optional',
  735.                                                    PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
  736. 												    ));
  737.         if ($v_result != 1) {
  738.           return 0;
  739.         }
  740.  
  741.         // ----- Set the arguments
  742.         if (isset($v_options[PCLZIP_OPT_PATH])) {
  743.           $v_path = $v_options[PCLZIP_OPT_PATH];
  744.         }
  745.         if (isset($v_options[PCLZIP_OPT_REMOVE_PATH])) {
  746.           $v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
  747.         }
  748.         if (isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])) {
  749.           $v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
  750.         }
  751.         if (isset($v_options[PCLZIP_OPT_ADD_PATH])) {
  752.           // ----- Check for '/' in last path char
  753.           if ((strlen($v_path) > 0) && (substr($v_path, -1) != '/')) {
  754.             $v_path .= '/';
  755.           }
  756.           $v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
  757.         }
  758.       }
  759.  
  760.       // ----- Look for 2 args
  761.       // Here we need to support the first historic synopsis of the
  762.       // method.
  763.       else {
  764.  
  765.         // ----- Get the first argument
  766.         $v_path = $v_arg_list[0];
  767.  
  768.         // ----- Look for the optional second argument
  769.         if ($v_size == 2) {
  770.           $v_remove_path = $v_arg_list[1];
  771.         }
  772.         else if ($v_size > 2) {
  773.           // ----- Error log
  774.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments");
  775.  
  776.           // ----- Return
  777.           return 0;
  778.         }
  779.       }
  780.     }
  781.  
  782.     // ----- Look for default option values
  783.     $this->privOptionDefaultThreshold($v_options);
  784.  
  785.     // ----- Trace
  786.  
  787.     // ----- Call the extracting fct
  788.     $p_list = array();
  789.     $v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path,
  790. 	                                     $v_remove_all_path, $v_options);
  791.     if ($v_result < 1) {
  792.       unset($p_list);
  793.       return(0);
  794.     }
  795.  
  796.     // ----- Return
  797.     return $p_list;
  798.   }
  799.   // --------------------------------------------------------------------------------
  800.  
  801.  
  802.   // --------------------------------------------------------------------------------
  803.   // Function :
  804.   //   extractByIndex($p_index, $p_path="./", $p_remove_path="")
  805.   //   extractByIndex($p_index, [$p_option, $p_option_value, ...])
  806.   // Description :
  807.   //   This method supports two synopsis. The first one is historical.
  808.   //   This method is doing a partial extract of the archive.
  809.   //   The extracted files or folders are identified by their index in the
  810.   //   archive (from 0 to n).
  811.   //   Note that if the index identify a folder, only the folder entry is
  812.   //   extracted, not all the files included in the archive.
  813.   // Parameters :
  814.   //   $p_index : A single index (integer) or a string of indexes of files to
  815.   //              extract. The form of the string is "0,4-6,8-12" with only numbers
  816.   //              and '-' for range or ',' to separate ranges. No spaces or ';'
  817.   //              are allowed.
  818.   //   $p_path : Path where the files and directories are to be extracted
  819.   //   $p_remove_path : First part ('root' part) of the memorized path
  820.   //                    (if any similar) to remove while extracting.
  821.   // Options :
  822.   //   PCLZIP_OPT_PATH :
  823.   //   PCLZIP_OPT_ADD_PATH :
  824.   //   PCLZIP_OPT_REMOVE_PATH :
  825.   //   PCLZIP_OPT_REMOVE_ALL_PATH :
  826.   //   PCLZIP_OPT_EXTRACT_AS_STRING : The files are extracted as strings and
  827.   //     not as files.
  828.   //     The resulting content is in a new field 'content' in the file
  829.   //     structure.
  830.   //     This option must be used alone (any other options are ignored).
  831.   //   PCLZIP_CB_PRE_EXTRACT :
  832.   //   PCLZIP_CB_POST_EXTRACT :
  833.   // Return Values :
  834.   //   0 on failure,
  835.   //   The list of the extracted files, with a status of the action.
  836.   //   (see PclZip::listContent() for list entry format)
  837.   // --------------------------------------------------------------------------------
  838.   //function extractByIndex($p_index, options...)
  839.   function extractByIndex($p_index)
  840.   {
  841.     $v_result=1;
  842.  
  843.     // ----- Reset the error handler
  844.     $this->privErrorReset();
  845.  
  846.     // ----- Check archive
  847.     if (!$this->privCheckFormat()) {
  848.       return(0);
  849.     }
  850.  
  851.     // ----- Set default values
  852.     $v_options = array();
  853. //    $v_path = "./";
  854.     $v_path = '';
  855.     $v_remove_path = "";
  856.     $v_remove_all_path = false;
  857.  
  858.     // ----- Look for variable options arguments
  859.     $v_size = func_num_args();
  860.  
  861.     // ----- Default values for option
  862.     $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE;
  863.  
  864.     // ----- Look for arguments
  865.     if ($v_size > 1) {
  866.       // ----- Get the arguments
  867.       $v_arg_list = func_get_args();
  868.  
  869.       // ----- Remove form the options list the first argument
  870.       array_shift($v_arg_list);
  871.       $v_size--;
  872.  
  873.       // ----- Look for first arg
  874.       if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) {
  875.  
  876.         // ----- Parse the options
  877.         $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
  878.                                             array (PCLZIP_OPT_PATH => 'optional',
  879.                                                    PCLZIP_OPT_REMOVE_PATH => 'optional',
  880.                                                    PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
  881.                                                    PCLZIP_OPT_EXTRACT_AS_STRING => 'optional',
  882.                                                    PCLZIP_OPT_ADD_PATH => 'optional',
  883.                                                    PCLZIP_CB_PRE_EXTRACT => 'optional',
  884.                                                    PCLZIP_CB_POST_EXTRACT => 'optional',
  885.                                                    PCLZIP_OPT_SET_CHMOD => 'optional',
  886.                                                    PCLZIP_OPT_REPLACE_NEWER => 'optional'
  887.                                                    ,PCLZIP_OPT_STOP_ON_ERROR => 'optional'
  888.                                                    ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional',
  889.                                                    PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
  890.                                                    PCLZIP_OPT_TEMP_FILE_ON => 'optional',
  891.                                                    PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
  892. 												   ));
  893.         if ($v_result != 1) {
  894.           return 0;
  895.         }
  896.  
  897.         // ----- Set the arguments
  898.         if (isset($v_options[PCLZIP_OPT_PATH])) {
  899.           $v_path = $v_options[PCLZIP_OPT_PATH];
  900.         }
  901.         if (isset($v_options[PCLZIP_OPT_REMOVE_PATH])) {
  902.           $v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
  903.         }
  904.         if (isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])) {
  905.           $v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
  906.         }
  907.         if (isset($v_options[PCLZIP_OPT_ADD_PATH])) {
  908.           // ----- Check for '/' in last path char
  909.           if ((strlen($v_path) > 0) && (substr($v_path, -1) != '/')) {
  910.             $v_path .= '/';
  911.           }
  912.           $v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
  913.         }
  914.         if (!isset($v_options[PCLZIP_OPT_EXTRACT_AS_STRING])) {
  915.           $v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE;
  916.         }
  917.         else {
  918.         }
  919.       }
  920.  
  921.       // ----- Look for 2 args
  922.       // Here we need to support the first historic synopsis of the
  923.       // method.
  924.       else {
  925.  
  926.         // ----- Get the first argument
  927.         $v_path = $v_arg_list[0];
  928.  
  929.         // ----- Look for the optional second argument
  930.         if ($v_size == 2) {
  931.           $v_remove_path = $v_arg_list[1];
  932.         }
  933.         else if ($v_size > 2) {
  934.           // ----- Error log
  935.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments");
  936.  
  937.           // ----- Return
  938.           return 0;
  939.         }
  940.       }
  941.     }
  942.  
  943.     // ----- Trace
  944.  
  945.     // ----- Trick
  946.     // Here I want to reuse extractByRule(), so I need to parse the $p_index
  947.     // with privParseOptions()
  948.     $v_arg_trick = array (PCLZIP_OPT_BY_INDEX, $p_index);
  949.     $v_options_trick = array();
  950.     $v_result = $this->privParseOptions($v_arg_trick, sizeof($v_arg_trick), $v_options_trick,
  951.                                         array (PCLZIP_OPT_BY_INDEX => 'optional' ));
  952.     if ($v_result != 1) {
  953.         return 0;
  954.     }
  955.     $v_options[PCLZIP_OPT_BY_INDEX] = $v_options_trick[PCLZIP_OPT_BY_INDEX];
  956.  
  957.     // ----- Look for default option values
  958.     $this->privOptionDefaultThreshold($v_options);
  959.  
  960.     // ----- Call the extracting fct
  961.     if (($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options)) < 1) {
  962.         return(0);
  963.     }
  964.  
  965.     // ----- Return
  966.     return $p_list;
  967.   }
  968.   // --------------------------------------------------------------------------------
  969.  
  970.   // --------------------------------------------------------------------------------
  971.   // Function :
  972.   //   delete([$p_option, $p_option_value, ...])
  973.   // Description :
  974.   //   This method removes files from the archive.
  975.   //   If no parameters are given, then all the archive is emptied.
  976.   // Parameters :
  977.   //   None or optional arguments.
  978.   // Options :
  979.   //   PCLZIP_OPT_BY_INDEX :
  980.   //   PCLZIP_OPT_BY_NAME :
  981.   //   PCLZIP_OPT_BY_EREG : 
  982.   //   PCLZIP_OPT_BY_PREG :
  983.   // Return Values :
  984.   //   0 on failure,
  985.   //   The list of the files which are still present in the archive.
  986.   //   (see PclZip::listContent() for list entry format)
  987.   // --------------------------------------------------------------------------------
  988.   function delete()
  989.   {
  990.     $v_result=1;
  991.  
  992.     // ----- Reset the error handler
  993.     $this->privErrorReset();
  994.  
  995.     // ----- Check archive
  996.     if (!$this->privCheckFormat()) {
  997.       return(0);
  998.     }
  999.  
  1000.     // ----- Set default values
  1001.     $v_options = array();
  1002.  
  1003.     // ----- Look for variable options arguments
  1004.     $v_size = func_num_args();
  1005.  
  1006.     // ----- Look for arguments
  1007.     if ($v_size > 0) {
  1008.       // ----- Get the arguments
  1009.       $v_arg_list = func_get_args();
  1010.  
  1011.       // ----- Parse the options
  1012.       $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options,
  1013.                                         array (PCLZIP_OPT_BY_NAME => 'optional',
  1014.                                                PCLZIP_OPT_BY_EREG => 'optional',
  1015.                                                PCLZIP_OPT_BY_PREG => 'optional',
  1016.                                                PCLZIP_OPT_BY_INDEX => 'optional' ));
  1017.       if ($v_result != 1) {
  1018.           return 0;
  1019.       }
  1020.     }
  1021.  
  1022.     // ----- Magic quotes trick
  1023.     $this->privDisableMagicQuotes();
  1024.  
  1025.     // ----- Call the delete fct
  1026.     $v_list = array();
  1027.     if (($v_result = $this->privDeleteByRule($v_list, $v_options)) != 1) {
  1028.       $this->privSwapBackMagicQuotes();
  1029.       unset($v_list);
  1030.       return(0);
  1031.     }
  1032.  
  1033.     // ----- Magic quotes trick
  1034.     $this->privSwapBackMagicQuotes();
  1035.  
  1036.     // ----- Return
  1037.     return $v_list;
  1038.   }
  1039.   // --------------------------------------------------------------------------------
  1040.  
  1041.   // --------------------------------------------------------------------------------
  1042.   // Function : deleteByIndex()
  1043.   // Description :
  1044.   //   ***** Deprecated *****
  1045.   //   delete(PCLZIP_OPT_BY_INDEX, $p_index) should be prefered.
  1046.   // --------------------------------------------------------------------------------
  1047.   function deleteByIndex($p_index)
  1048.   {
  1049.     
  1050.     $p_list = $this->delete(PCLZIP_OPT_BY_INDEX, $p_index);
  1051.  
  1052.     // ----- Return
  1053.     return $p_list;
  1054.   }
  1055.   // --------------------------------------------------------------------------------
  1056.  
  1057.   // --------------------------------------------------------------------------------
  1058.   // Function : properties()
  1059.   // Description :
  1060.   //   This method gives the properties of the archive.
  1061.   //   The properties are :
  1062.   //     nb : Number of files in the archive
  1063.   //     comment : Comment associated with the archive file
  1064.   //     status : not_exist, ok
  1065.   // Parameters :
  1066.   //   None
  1067.   // Return Values :
  1068.   //   0 on failure,
  1069.   //   An array with the archive properties.
  1070.   // --------------------------------------------------------------------------------
  1071.   function properties()
  1072.   {
  1073.  
  1074.     // ----- Reset the error handler
  1075.     $this->privErrorReset();
  1076.  
  1077.     // ----- Magic quotes trick
  1078.     $this->privDisableMagicQuotes();
  1079.  
  1080.     // ----- Check archive
  1081.     if (!$this->privCheckFormat()) {
  1082.       $this->privSwapBackMagicQuotes();
  1083.       return(0);
  1084.     }
  1085.  
  1086.     // ----- Default properties
  1087.     $v_prop = array();
  1088.     $v_prop['comment'] = '';
  1089.     $v_prop['nb'] = 0;
  1090.     $v_prop['status'] = 'not_exist';
  1091.  
  1092.     // ----- Look if file exists
  1093.     if (@is_file($this->zipname))
  1094.     {
  1095.       // ----- Open the zip file
  1096.       if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0)
  1097.       {
  1098.         $this->privSwapBackMagicQuotes();
  1099.         
  1100.         // ----- Error log
  1101.         PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in binary read mode');
  1102.  
  1103.         // ----- Return
  1104.         return 0;
  1105.       }
  1106.  
  1107.       // ----- Read the central directory informations
  1108.       $v_central_dir = array();
  1109.       if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
  1110.       {
  1111.         $this->privSwapBackMagicQuotes();
  1112.         return 0;
  1113.       }
  1114.  
  1115.       // ----- Close the zip file
  1116.       $this->privCloseFd();
  1117.  
  1118.       // ----- Set the user attributes
  1119.       $v_prop['comment'] = $v_central_dir['comment'];
  1120.       $v_prop['nb'] = $v_central_dir['entries'];
  1121.       $v_prop['status'] = 'ok';
  1122.     }
  1123.  
  1124.     // ----- Magic quotes trick
  1125.     $this->privSwapBackMagicQuotes();
  1126.  
  1127.     // ----- Return
  1128.     return $v_prop;
  1129.   }
  1130.   // --------------------------------------------------------------------------------
  1131.  
  1132.   // --------------------------------------------------------------------------------
  1133.   // Function : duplicate()
  1134.   // Description :
  1135.   //   This method creates an archive by copying the content of an other one. If
  1136.   //   the archive already exist, it is replaced by the new one without any warning.
  1137.   // Parameters :
  1138.   //   $p_archive : The filename of a valid archive, or
  1139.   //                a valid PclZip object.
  1140.   // Return Values :
  1141.   //   1 on success.
  1142.   //   0 or a negative value on error (error code).
  1143.   // --------------------------------------------------------------------------------
  1144.   function duplicate($p_archive)
  1145.   {
  1146.     $v_result = 1;
  1147.  
  1148.     // ----- Reset the error handler
  1149.     $this->privErrorReset();
  1150.  
  1151.     // ----- Look if the $p_archive is a PclZip object
  1152.     if ((is_object($p_archive)) && (get_class($p_archive) == 'pclzip'))
  1153.     {
  1154.  
  1155.       // ----- Duplicate the archive
  1156.       $v_result = $this->privDuplicate($p_archive->zipname);
  1157.     }
  1158.  
  1159.     // ----- Look if the $p_archive is a string (so a filename)
  1160.     else if (is_string($p_archive))
  1161.     {
  1162.  
  1163.       // ----- Check that $p_archive is a valid zip file
  1164.       // TBC : Should also check the archive format
  1165.       if (!is_file($p_archive)) {
  1166.         // ----- Error log
  1167.         PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "No file with filename '".$p_archive."'");
  1168.         $v_result = PCLZIP_ERR_MISSING_FILE;
  1169.       }
  1170.       else {
  1171.         // ----- Duplicate the archive
  1172.         $v_result = $this->privDuplicate($p_archive);
  1173.       }
  1174.     }
  1175.  
  1176.     // ----- Invalid variable
  1177.     else
  1178.     {
  1179.       // ----- Error log
  1180.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add");
  1181.       $v_result = PCLZIP_ERR_INVALID_PARAMETER;
  1182.     }
  1183.  
  1184.     // ----- Return
  1185.     return $v_result;
  1186.   }
  1187.   // --------------------------------------------------------------------------------
  1188.  
  1189.   // --------------------------------------------------------------------------------
  1190.   // Function : merge()
  1191.   // Description :
  1192.   //   This method merge the $p_archive_to_add archive at the end of the current
  1193.   //   one ($this).
  1194.   //   If the archive ($this) does not exist, the merge becomes a duplicate.
  1195.   //   If the $p_archive_to_add archive does not exist, the merge is a success.
  1196.   // Parameters :
  1197.   //   $p_archive_to_add : It can be directly the filename of a valid zip archive,
  1198.   //                       or a PclZip object archive.
  1199.   // Return Values :
  1200.   //   1 on success,
  1201.   //   0 or negative values on error (see below).
  1202.   // --------------------------------------------------------------------------------
  1203.   function merge($p_archive_to_add)
  1204.   {
  1205.     $v_result = 1;
  1206.  
  1207.     // ----- Reset the error handler
  1208.     $this->privErrorReset();
  1209.  
  1210.     // ----- Check archive
  1211.     if (!$this->privCheckFormat()) {
  1212.       return(0);
  1213.     }
  1214.  
  1215.     // ----- Look if the $p_archive_to_add is a PclZip object
  1216.     if ((is_object($p_archive_to_add)) && (get_class($p_archive_to_add) == 'pclzip'))
  1217.     {
  1218.  
  1219.       // ----- Merge the archive
  1220.       $v_result = $this->privMerge($p_archive_to_add);
  1221.     }
  1222.  
  1223.     // ----- Look if the $p_archive_to_add is a string (so a filename)
  1224.     else if (is_string($p_archive_to_add))
  1225.     {
  1226.  
  1227.       // ----- Create a temporary archive
  1228.       $v_object_archive = new PclZip($p_archive_to_add);
  1229.  
  1230.       // ----- Merge the archive
  1231.       $v_result = $this->privMerge($v_object_archive);
  1232.     }
  1233.  
  1234.     // ----- Invalid variable
  1235.     else
  1236.     {
  1237.       // ----- Error log
  1238.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add");
  1239.       $v_result = PCLZIP_ERR_INVALID_PARAMETER;
  1240.     }
  1241.  
  1242.     // ----- Return
  1243.     return $v_result;
  1244.   }
  1245.   // --------------------------------------------------------------------------------
  1246.  
  1247.  
  1248.  
  1249.   // --------------------------------------------------------------------------------
  1250.   // Function : errorCode()
  1251.   // Description :
  1252.   // Parameters :
  1253.   // --------------------------------------------------------------------------------
  1254.   function errorCode()
  1255.   {
  1256.     if (PCLZIP_ERROR_EXTERNAL == 1) {
  1257.       return(PclErrorCode());
  1258.     }
  1259.     else {
  1260.       return($this->error_code);
  1261.     }
  1262.   }
  1263.   // --------------------------------------------------------------------------------
  1264.  
  1265.   // --------------------------------------------------------------------------------
  1266.   // Function : errorName()
  1267.   // Description :
  1268.   // Parameters :
  1269.   // --------------------------------------------------------------------------------
  1270.   function errorName($p_with_code=false)
  1271.   {
  1272.     $v_name = array ( PCLZIP_ERR_NO_ERROR => 'PCLZIP_ERR_NO_ERROR',
  1273.                       PCLZIP_ERR_WRITE_OPEN_FAIL => 'PCLZIP_ERR_WRITE_OPEN_FAIL',
  1274.                       PCLZIP_ERR_READ_OPEN_FAIL => 'PCLZIP_ERR_READ_OPEN_FAIL',
  1275.                       PCLZIP_ERR_INVALID_PARAMETER => 'PCLZIP_ERR_INVALID_PARAMETER',
  1276.                       PCLZIP_ERR_MISSING_FILE => 'PCLZIP_ERR_MISSING_FILE',
  1277.                       PCLZIP_ERR_FILENAME_TOO_LONG => 'PCLZIP_ERR_FILENAME_TOO_LONG',
  1278.                       PCLZIP_ERR_INVALID_ZIP => 'PCLZIP_ERR_INVALID_ZIP',
  1279.                       PCLZIP_ERR_BAD_EXTRACTED_FILE => 'PCLZIP_ERR_BAD_EXTRACTED_FILE',
  1280.                       PCLZIP_ERR_DIR_CREATE_FAIL => 'PCLZIP_ERR_DIR_CREATE_FAIL',
  1281.                       PCLZIP_ERR_BAD_EXTENSION => 'PCLZIP_ERR_BAD_EXTENSION',
  1282.                       PCLZIP_ERR_BAD_FORMAT => 'PCLZIP_ERR_BAD_FORMAT',
  1283.                       PCLZIP_ERR_DELETE_FILE_FAIL => 'PCLZIP_ERR_DELETE_FILE_FAIL',
  1284.                       PCLZIP_ERR_RENAME_FILE_FAIL => 'PCLZIP_ERR_RENAME_FILE_FAIL',
  1285.                       PCLZIP_ERR_BAD_CHECKSUM => 'PCLZIP_ERR_BAD_CHECKSUM',
  1286.                       PCLZIP_ERR_INVALID_ARCHIVE_ZIP => 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP',
  1287.                       PCLZIP_ERR_MISSING_OPTION_VALUE => 'PCLZIP_ERR_MISSING_OPTION_VALUE',
  1288.                       PCLZIP_ERR_INVALID_OPTION_VALUE => 'PCLZIP_ERR_INVALID_OPTION_VALUE',
  1289.                       PCLZIP_ERR_UNSUPPORTED_COMPRESSION => 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION',
  1290.                       PCLZIP_ERR_UNSUPPORTED_ENCRYPTION => 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION'
  1291.                       ,PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE => 'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE'
  1292.                       ,PCLZIP_ERR_DIRECTORY_RESTRICTION => 'PCLZIP_ERR_DIRECTORY_RESTRICTION'
  1293.                     );
  1294.  
  1295.     if (isset($v_name[$this->error_code])) {
  1296.       $v_value = $v_name[$this->error_code];
  1297.     }
  1298.     else {
  1299.       $v_value = 'NoName';
  1300.     }
  1301.  
  1302.     if ($p_with_code) {
  1303.       return($v_value.' ('.$this->error_code.')');
  1304.     }
  1305.     else {
  1306.       return($v_value);
  1307.     }
  1308.   }
  1309.   // --------------------------------------------------------------------------------
  1310.  
  1311.   // --------------------------------------------------------------------------------
  1312.   // Function : errorInfo()
  1313.   // Description :
  1314.   // Parameters :
  1315.   // --------------------------------------------------------------------------------
  1316.   function errorInfo($p_full=false)
  1317.   {
  1318.     if (PCLZIP_ERROR_EXTERNAL == 1) {
  1319.       return(PclErrorString());
  1320.     }
  1321.     else {
  1322.       if ($p_full) {
  1323.         return($this->errorName(true)." : ".$this->error_string);
  1324.       }
  1325.       else {
  1326.         return($this->error_string." [code ".$this->error_code."]");
  1327.       }
  1328.     }
  1329.   }
  1330.   // --------------------------------------------------------------------------------
  1331.  
  1332.  
  1333. // --------------------------------------------------------------------------------
  1334. // ***** UNDER THIS LINE ARE DEFINED PRIVATE INTERNAL FUNCTIONS *****
  1335. // *****                                                        *****
  1336. // *****       THESES FUNCTIONS MUST NOT BE USED DIRECTLY       *****
  1337. // --------------------------------------------------------------------------------
  1338.  
  1339.  
  1340.  
  1341.   // --------------------------------------------------------------------------------
  1342.   // Function : privCheckFormat()
  1343.   // Description :
  1344.   //   This method check that the archive exists and is a valid zip archive.
  1345.   //   Several level of check exists. (futur)
  1346.   // Parameters :
  1347.   //   $p_level : Level of check. Default 0.
  1348.   //              0 : Check the first bytes (magic codes) (default value))
  1349.   //              1 : 0 + Check the central directory (futur)
  1350.   //              2 : 1 + Check each file header (futur)
  1351.   // Return Values :
  1352.   //   true on success,
  1353.   //   false on error, the error code is set.
  1354.   // --------------------------------------------------------------------------------
  1355.   function privCheckFormat($p_level=0)
  1356.   {
  1357.     $v_result = true;
  1358.  
  1359. 	// ----- Reset the file system cache
  1360.     clearstatcache();
  1361.  
  1362.     // ----- Reset the error handler
  1363.     $this->privErrorReset();
  1364.  
  1365.     // ----- Look if the file exits
  1366.     if (!is_file($this->zipname)) {
  1367.       // ----- Error log
  1368.       PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "Missing archive file '".$this->zipname."'");
  1369.       return(false);
  1370.     }
  1371.  
  1372.     // ----- Check that the file is readeable
  1373.     if (!is_readable($this->zipname)) {
  1374.       // ----- Error log
  1375.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to read archive '".$this->zipname."'");
  1376.       return(false);
  1377.     }
  1378.  
  1379.     // ----- Check the magic code
  1380.     // TBC
  1381.  
  1382.     // ----- Check the central header
  1383.     // TBC
  1384.  
  1385.     // ----- Check each file header
  1386.     // TBC
  1387.  
  1388.     // ----- Return
  1389.     return $v_result;
  1390.   }
  1391.   // --------------------------------------------------------------------------------
  1392.  
  1393.   // --------------------------------------------------------------------------------
  1394.   // Function : privParseOptions()
  1395.   // Description :
  1396.   //   This internal methods reads the variable list of arguments ($p_options_list,
  1397.   //   $p_size) and generate an array with the options and values ($v_result_list).
  1398.   //   $v_requested_options contains the options that can be present and those that
  1399.   //   must be present.
  1400.   //   $v_requested_options is an array, with the option value as key, and 'optional',
  1401.   //   or 'mandatory' as value.
  1402.   // Parameters :
  1403.   //   See above.
  1404.   // Return Values :
  1405.   //   1 on success.
  1406.   //   0 on failure.
  1407.   // --------------------------------------------------------------------------------
  1408.   function privParseOptions(&$p_options_list, $p_size, &$v_result_list, $v_requested_options=false)
  1409.   {
  1410.     $v_result=1;
  1411.     
  1412.     // ----- Read the options
  1413.     $i=0;
  1414.     while ($i<$p_size) {
  1415.  
  1416.       // ----- Check if the option is supported
  1417.       if (!isset($v_requested_options[$p_options_list[$i]])) {
  1418.         // ----- Error log
  1419.         PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid optional parameter '".$p_options_list[$i]."' for this method");
  1420.  
  1421.         // ----- Return
  1422.         return PclZip::errorCode();
  1423.       }
  1424.  
  1425.       // ----- Look for next option
  1426.       switch ($p_options_list[$i]) {
  1427.         // ----- Look for options that request a path value
  1428.         case PCLZIP_OPT_PATH :
  1429.         case PCLZIP_OPT_REMOVE_PATH :
  1430.         case PCLZIP_OPT_ADD_PATH :
  1431.           // ----- Check the number of parameters
  1432.           if (($i+1) >= $p_size) {
  1433.             // ----- Error log
  1434.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1435.  
  1436.             // ----- Return
  1437.             return PclZip::errorCode();
  1438.           }
  1439.  
  1440.           // ----- Get the value
  1441.           $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i+1], FALSE);
  1442.           $i++;
  1443.         break;
  1444.  
  1445.         case PCLZIP_OPT_TEMP_FILE_THRESHOLD :
  1446.           // ----- Check the number of parameters
  1447.           if (($i+1) >= $p_size) {
  1448.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1449.             return PclZip::errorCode();
  1450.           }
  1451.           
  1452.           // ----- Check for incompatible options
  1453.           if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) {
  1454.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'");
  1455.             return PclZip::errorCode();
  1456.           }
  1457.           
  1458.           // ----- Check the value
  1459.           $v_value = $p_options_list[$i+1];
  1460.           if ((!is_integer($v_value)) || ($v_value<0)) {
  1461.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Integer expected for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1462.             return PclZip::errorCode();
  1463.           }
  1464.  
  1465.           // ----- Get the value (and convert it in bytes)
  1466.           $v_result_list[$p_options_list[$i]] = $v_value*1048576;
  1467.           $i++;
  1468.         break;
  1469.  
  1470.         case PCLZIP_OPT_TEMP_FILE_ON :
  1471.           // ----- Check for incompatible options
  1472.           if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) {
  1473.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'");
  1474.             return PclZip::errorCode();
  1475.           }
  1476.           
  1477.           $v_result_list[$p_options_list[$i]] = true;
  1478.         break;
  1479.  
  1480.         case PCLZIP_OPT_TEMP_FILE_OFF :
  1481.           // ----- Check for incompatible options
  1482.           if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_ON])) {
  1483.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_ON'");
  1484.             return PclZip::errorCode();
  1485.           }
  1486.           // ----- Check for incompatible options
  1487.           if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) {
  1488.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_THRESHOLD'");
  1489.             return PclZip::errorCode();
  1490.           }
  1491.           
  1492.           $v_result_list[$p_options_list[$i]] = true;
  1493.         break;
  1494.  
  1495.         case PCLZIP_OPT_EXTRACT_DIR_RESTRICTION :
  1496.           // ----- Check the number of parameters
  1497.           if (($i+1) >= $p_size) {
  1498.             // ----- Error log
  1499.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1500.  
  1501.             // ----- Return
  1502.             return PclZip::errorCode();
  1503.           }
  1504.  
  1505.           // ----- Get the value
  1506.           if (   is_string($p_options_list[$i+1])
  1507.               && ($p_options_list[$i+1] != '')) {
  1508.             $v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i+1], FALSE);
  1509.             $i++;
  1510.           }
  1511.           else {
  1512.           }
  1513.         break;
  1514.  
  1515.         // ----- Look for options that request an array of string for value
  1516.         case PCLZIP_OPT_BY_NAME :
  1517.           // ----- Check the number of parameters
  1518.           if (($i+1) >= $p_size) {
  1519.             // ----- Error log
  1520.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1521.  
  1522.             // ----- Return
  1523.             return PclZip::errorCode();
  1524.           }
  1525.  
  1526.           // ----- Get the value
  1527.           if (is_string($p_options_list[$i+1])) {
  1528.               $v_result_list[$p_options_list[$i]][0] = $p_options_list[$i+1];
  1529.           }
  1530.           else if (is_array($p_options_list[$i+1])) {
  1531.               $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
  1532.           }
  1533.           else {
  1534.             // ----- Error log
  1535.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1536.  
  1537.             // ----- Return
  1538.             return PclZip::errorCode();
  1539.           }
  1540.           $i++;
  1541.         break;
  1542.  
  1543.         // ----- Look for options that request an EREG or PREG expression
  1544.         case PCLZIP_OPT_BY_EREG :
  1545.           // ereg() is deprecated starting with PHP 5.3. Move PCLZIP_OPT_BY_EREG
  1546.           // to PCLZIP_OPT_BY_PREG
  1547.           $p_options_list[$i] = PCLZIP_OPT_BY_PREG;
  1548.         case PCLZIP_OPT_BY_PREG :
  1549.         //case PCLZIP_OPT_CRYPT :
  1550.           // ----- Check the number of parameters
  1551.           if (($i+1) >= $p_size) {
  1552.             // ----- Error log
  1553.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1554.  
  1555.             // ----- Return
  1556.             return PclZip::errorCode();
  1557.           }
  1558.  
  1559.           // ----- Get the value
  1560.           if (is_string($p_options_list[$i+1])) {
  1561.               $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
  1562.           }
  1563.           else {
  1564.             // ----- Error log
  1565.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1566.  
  1567.             // ----- Return
  1568.             return PclZip::errorCode();
  1569.           }
  1570.           $i++;
  1571.         break;
  1572.  
  1573.         // ----- Look for options that takes a string
  1574.         case PCLZIP_OPT_COMMENT :
  1575.         case PCLZIP_OPT_ADD_COMMENT :
  1576.         case PCLZIP_OPT_PREPEND_COMMENT :
  1577.           // ----- Check the number of parameters
  1578.           if (($i+1) >= $p_size) {
  1579.             // ----- Error log
  1580.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
  1581. 			                     "Missing parameter value for option '"
  1582. 								 .PclZipUtilOptionText($p_options_list[$i])
  1583. 								 ."'");
  1584.  
  1585.             // ----- Return
  1586.             return PclZip::errorCode();
  1587.           }
  1588.  
  1589.           // ----- Get the value
  1590.           if (is_string($p_options_list[$i+1])) {
  1591.               $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
  1592.           }
  1593.           else {
  1594.             // ----- Error log
  1595.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
  1596. 			                     "Wrong parameter value for option '"
  1597. 								 .PclZipUtilOptionText($p_options_list[$i])
  1598. 								 ."'");
  1599.  
  1600.             // ----- Return
  1601.             return PclZip::errorCode();
  1602.           }
  1603.           $i++;
  1604.         break;
  1605.  
  1606.         // ----- Look for options that request an array of index
  1607.         case PCLZIP_OPT_BY_INDEX :
  1608.           // ----- Check the number of parameters
  1609.           if (($i+1) >= $p_size) {
  1610.             // ----- Error log
  1611.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1612.  
  1613.             // ----- Return
  1614.             return PclZip::errorCode();
  1615.           }
  1616.  
  1617.           // ----- Get the value
  1618.           $v_work_list = array();
  1619.           if (is_string($p_options_list[$i+1])) {
  1620.  
  1621.               // ----- Remove spaces
  1622.               $p_options_list[$i+1] = strtr($p_options_list[$i+1], ' ', '');
  1623.  
  1624.               // ----- Parse items
  1625.               $v_work_list = explode(",", $p_options_list[$i+1]);
  1626.           }
  1627.           else if (is_integer($p_options_list[$i+1])) {
  1628.               $v_work_list[0] = $p_options_list[$i+1].'-'.$p_options_list[$i+1];
  1629.           }
  1630.           else if (is_array($p_options_list[$i+1])) {
  1631.               $v_work_list = $p_options_list[$i+1];
  1632.           }
  1633.           else {
  1634.             // ----- Error log
  1635.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Value must be integer, string or array for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1636.  
  1637.             // ----- Return
  1638.             return PclZip::errorCode();
  1639.           }
  1640.           
  1641.           // ----- Reduce the index list
  1642.           // each index item in the list must be a couple with a start and
  1643.           // an end value : [0,3], [5-5], [8-10], ...
  1644.           // ----- Check the format of each item
  1645.           $v_sort_flag=false;
  1646.           $v_sort_value=0;
  1647.           for ($j=0; $j<sizeof($v_work_list); $j++) {
  1648.               // ----- Explode the item
  1649.               $v_item_list = explode("-", $v_work_list[$j]);
  1650.               $v_size_item_list = sizeof($v_item_list);
  1651.               
  1652.               // ----- TBC : Here we might check that each item is a
  1653.               // real integer ...
  1654.               
  1655.               // ----- Look for single value
  1656.               if ($v_size_item_list == 1) {
  1657.                   // ----- Set the option value
  1658.                   $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
  1659.                   $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[0];
  1660.               }
  1661.               elseif ($v_size_item_list == 2) {
  1662.                   // ----- Set the option value
  1663.                   $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
  1664.                   $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[1];
  1665.               }
  1666.               else {
  1667.                   // ----- Error log
  1668.                   PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Too many values in index range for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1669.  
  1670.                   // ----- Return
  1671.                   return PclZip::errorCode();
  1672.               }
  1673.  
  1674.  
  1675.               // ----- Look for list sort
  1676.               if ($v_result_list[$p_options_list[$i]][$j]['start'] < $v_sort_value) {
  1677.                   $v_sort_flag=true;
  1678.  
  1679.                   // ----- TBC : An automatic sort should be writen ...
  1680.                   // ----- Error log
  1681.                   PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Invalid order of index range for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1682.  
  1683.                   // ----- Return
  1684.                   return PclZip::errorCode();
  1685.               }
  1686.               $v_sort_value = $v_result_list[$p_options_list[$i]][$j]['start'];
  1687.           }
  1688.           
  1689.           // ----- Sort the items
  1690.           if ($v_sort_flag) {
  1691.               // TBC : To Be Completed
  1692.           }
  1693.  
  1694.           // ----- Next option
  1695.           $i++;
  1696.         break;
  1697.  
  1698.         // ----- Look for options that request no value
  1699.         case PCLZIP_OPT_REMOVE_ALL_PATH :
  1700.         case PCLZIP_OPT_EXTRACT_AS_STRING :
  1701.         case PCLZIP_OPT_NO_COMPRESSION :
  1702.         case PCLZIP_OPT_EXTRACT_IN_OUTPUT :
  1703.         case PCLZIP_OPT_REPLACE_NEWER :
  1704.         case PCLZIP_OPT_STOP_ON_ERROR :
  1705.           $v_result_list[$p_options_list[$i]] = true;
  1706.         break;
  1707.  
  1708.         // ----- Look for options that request an octal value
  1709.         case PCLZIP_OPT_SET_CHMOD :
  1710.           // ----- Check the number of parameters
  1711.           if (($i+1) >= $p_size) {
  1712.             // ----- Error log
  1713.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1714.  
  1715.             // ----- Return
  1716.             return PclZip::errorCode();
  1717.           }
  1718.  
  1719.           // ----- Get the value
  1720.           $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
  1721.           $i++;
  1722.         break;
  1723.  
  1724.         // ----- Look for options that request a call-back
  1725.         case PCLZIP_CB_PRE_EXTRACT :
  1726.         case PCLZIP_CB_POST_EXTRACT :
  1727.         case PCLZIP_CB_PRE_ADD :
  1728.         case PCLZIP_CB_POST_ADD :
  1729.         /* for futur use
  1730.         case PCLZIP_CB_PRE_DELETE :
  1731.         case PCLZIP_CB_POST_DELETE :
  1732.         case PCLZIP_CB_PRE_LIST :
  1733.         case PCLZIP_CB_POST_LIST :
  1734.         */
  1735.           // ----- Check the number of parameters
  1736.           if (($i+1) >= $p_size) {
  1737.             // ----- Error log
  1738.             PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1739.  
  1740.             // ----- Return
  1741.             return PclZip::errorCode();
  1742.           }
  1743.  
  1744.           // ----- Get the value
  1745.           $v_function_name = $p_options_list[$i+1];
  1746.  
  1747.           // ----- Check that the value is a valid existing function
  1748.           if (!function_exists($v_function_name)) {
  1749.             // ----- Error log
  1750.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Function '".$v_function_name."()' is not an existing function for option '".PclZipUtilOptionText($p_options_list[$i])."'");
  1751.  
  1752.             // ----- Return
  1753.             return PclZip::errorCode();
  1754.           }
  1755.  
  1756.           // ----- Set the attribute
  1757.           $v_result_list[$p_options_list[$i]] = $v_function_name;
  1758.           $i++;
  1759.         break;
  1760.  
  1761.         default :
  1762.           // ----- Error log
  1763.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
  1764. 		                       "Unknown parameter '"
  1765. 							   .$p_options_list[$i]."'");
  1766.  
  1767.           // ----- Return
  1768.           return PclZip::errorCode();
  1769.       }
  1770.  
  1771.       // ----- Next options
  1772.       $i++;
  1773.     }
  1774.  
  1775.     // ----- Look for mandatory options
  1776.     if ($v_requested_options !== false) {
  1777.       for ($key=reset($v_requested_options); $key=key($v_requested_options); $key=next($v_requested_options)) {
  1778.         // ----- Look for mandatory option
  1779.         if ($v_requested_options[$key] == 'mandatory') {
  1780.           // ----- Look if present
  1781.           if (!isset($v_result_list[$key])) {
  1782.             // ----- Error log
  1783.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter ".PclZipUtilOptionText($key)."(".$key.")");
  1784.  
  1785.             // ----- Return
  1786.             return PclZip::errorCode();
  1787.           }
  1788.         }
  1789.       }
  1790.     }
  1791.     
  1792.     // ----- Look for default values
  1793.     if (!isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) {
  1794.       
  1795.     }
  1796.  
  1797.     // ----- Return
  1798.     return $v_result;
  1799.   }
  1800.   // --------------------------------------------------------------------------------
  1801.  
  1802.   // --------------------------------------------------------------------------------
  1803.   // Function : privOptionDefaultThreshold()
  1804.   // Description :
  1805.   // Parameters :
  1806.   // Return Values :
  1807.   // --------------------------------------------------------------------------------
  1808.   function privOptionDefaultThreshold(&$p_options)
  1809.   {
  1810.     $v_result=1;
  1811.     
  1812.     if (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
  1813.         || isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) {
  1814.       return $v_result;
  1815.     }
  1816.     
  1817.     // ----- Get 'memory_limit' configuration value
  1818.     $v_memory_limit = ini_get('memory_limit');
  1819.     $v_memory_limit = trim($v_memory_limit);
  1820.     $last = strtolower(substr($v_memory_limit, -1));
  1821.  
  1822.     if($last == 'g')
  1823.         //$v_memory_limit = $v_memory_limit*1024*1024*1024;
  1824.         $v_memory_limit = $v_memory_limit*1073741824;
  1825.     if($last == 'm')
  1826.         //$v_memory_limit = $v_memory_limit*1024*1024;
  1827.         $v_memory_limit = $v_memory_limit*1048576;
  1828.     if($last == 'k')
  1829.         $v_memory_limit = $v_memory_limit*1024;
  1830.             
  1831.     $p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] = floor($v_memory_limit*PCLZIP_TEMPORARY_FILE_RATIO);
  1832.     
  1833.  
  1834.     // ----- Sanity check : No threshold if value lower than 1M
  1835.     if ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] < 1048576) {
  1836.       unset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]);
  1837.     }
  1838.           
  1839.     // ----- Return
  1840.     return $v_result;
  1841.   }
  1842.   // --------------------------------------------------------------------------------
  1843.  
  1844.   // --------------------------------------------------------------------------------
  1845.   // Function : privFileDescrParseAtt()
  1846.   // Description :
  1847.   // Parameters :
  1848.   // Return Values :
  1849.   //   1 on success.
  1850.   //   0 on failure.
  1851.   // --------------------------------------------------------------------------------
  1852.   function privFileDescrParseAtt(&$p_file_list, &$p_filedescr, $v_options, $v_requested_options=false)
  1853.   {
  1854.     $v_result=1;
  1855.     
  1856.     // ----- For each file in the list check the attributes
  1857.     foreach ($p_file_list as $v_key => $v_value) {
  1858.     
  1859.       // ----- Check if the option is supported
  1860.       if (!isset($v_requested_options[$v_key])) {
  1861.         // ----- Error log
  1862.         PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file attribute '".$v_key."' for this file");
  1863.  
  1864.         // ----- Return
  1865.         return PclZip::errorCode();
  1866.       }
  1867.  
  1868.       // ----- Look for attribute
  1869.       switch ($v_key) {
  1870.         case PCLZIP_ATT_FILE_NAME :
  1871.           if (!is_string($v_value)) {
  1872.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
  1873.             return PclZip::errorCode();
  1874.           }
  1875.  
  1876.           $p_filedescr['filename'] = PclZipUtilPathReduction($v_value);
  1877.           
  1878.           if ($p_filedescr['filename'] == '') {
  1879.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty filename for attribute '".PclZipUtilOptionText($v_key)."'");
  1880.             return PclZip::errorCode();
  1881.           }
  1882.  
  1883.         break;
  1884.  
  1885.         case PCLZIP_ATT_FILE_NEW_SHORT_NAME :
  1886.           if (!is_string($v_value)) {
  1887.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
  1888.             return PclZip::errorCode();
  1889.           }
  1890.  
  1891.           $p_filedescr['new_short_name'] = PclZipUtilPathReduction($v_value);
  1892.  
  1893.           if ($p_filedescr['new_short_name'] == '') {
  1894.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty short filename for attribute '".PclZipUtilOptionText($v_key)."'");
  1895.             return PclZip::errorCode();
  1896.           }
  1897.         break;
  1898.  
  1899.         case PCLZIP_ATT_FILE_NEW_FULL_NAME :
  1900.           if (!is_string($v_value)) {
  1901.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
  1902.             return PclZip::errorCode();
  1903.           }
  1904.  
  1905.           $p_filedescr['new_full_name'] = PclZipUtilPathReduction($v_value);
  1906.  
  1907.           if ($p_filedescr['new_full_name'] == '') {
  1908.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty full filename for attribute '".PclZipUtilOptionText($v_key)."'");
  1909.             return PclZip::errorCode();
  1910.           }
  1911.         break;
  1912.  
  1913.         // ----- Look for options that takes a string
  1914.         case PCLZIP_ATT_FILE_COMMENT :
  1915.           if (!is_string($v_value)) {
  1916.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
  1917.             return PclZip::errorCode();
  1918.           }
  1919.  
  1920.           $p_filedescr['comment'] = $v_value;
  1921.         break;
  1922.  
  1923.         case PCLZIP_ATT_FILE_MTIME :
  1924.           if (!is_integer($v_value)) {
  1925.             PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". Integer expected for attribute '".PclZipUtilOptionText($v_key)."'");
  1926.             return PclZip::errorCode();
  1927.           }
  1928.  
  1929.           $p_filedescr['mtime'] = $v_value;
  1930.         break;
  1931.  
  1932.         case PCLZIP_ATT_FILE_CONTENT :
  1933.           $p_filedescr['content'] = $v_value;
  1934.         break;
  1935.  
  1936.         default :
  1937.           // ----- Error log
  1938.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
  1939. 		                           "Unknown parameter '".$v_key."'");
  1940.  
  1941.           // ----- Return
  1942.           return PclZip::errorCode();
  1943.       }
  1944.  
  1945.       // ----- Look for mandatory options
  1946.       if ($v_requested_options !== false) {
  1947.         for ($key=reset($v_requested_options); $key=key($v_requested_options); $key=next($v_requested_options)) {
  1948.           // ----- Look for mandatory option
  1949.           if ($v_requested_options[$key] == 'mandatory') {
  1950.             // ----- Look if present
  1951.             if (!isset($p_file_list[$key])) {
  1952.               PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter ".PclZipUtilOptionText($key)."(".$key.")");
  1953.               return PclZip::errorCode();
  1954.             }
  1955.           }
  1956.         }
  1957.       }
  1958.     
  1959.     // end foreach
  1960.     }
  1961.     
  1962.     // ----- Return
  1963.     return $v_result;
  1964.   }
  1965.   // --------------------------------------------------------------------------------
  1966.  
  1967.   // --------------------------------------------------------------------------------
  1968.   // Function : privFileDescrExpand()
  1969.   // Description :
  1970.   //   This method look for each item of the list to see if its a file, a folder
  1971.   //   or a string to be added as file. For any other type of files (link, other)
  1972.   //   just ignore the item.
  1973.   //   Then prepare the information that will be stored for that file.
  1974.   //   When its a folder, expand the folder with all the files that are in that 
  1975.   //   folder (recursively).
  1976.   // Parameters :
  1977.   // Return Values :
  1978.   //   1 on success.
  1979.   //   0 on failure.
  1980.   // --------------------------------------------------------------------------------
  1981.   function privFileDescrExpand(&$p_filedescr_list, &$p_options)
  1982.   {
  1983.     $v_result=1;
  1984.     
  1985.     // ----- Create a result list
  1986.     $v_result_list = array();
  1987.     
  1988.     // ----- Look each entry
  1989.     for ($i=0; $i<sizeof($p_filedescr_list); $i++) {
  1990.       
  1991.       // ----- Get filedescr
  1992.       $v_descr = $p_filedescr_list[$i];
  1993.       
  1994.       // ----- Reduce the filename
  1995.       $v_descr['filename'] = PclZipUtilTranslateWinPath($v_descr['filename'], false);
  1996.       $v_descr['filename'] = PclZipUtilPathReduction($v_descr['filename']);
  1997.       
  1998.       // ----- Look for real file or folder
  1999.       if (file_exists($v_descr['filename'])) {
  2000.         if (@is_file($v_descr['filename'])) {
  2001.           $v_descr['type'] = 'file';
  2002.         }
  2003.         else if (@is_dir($v_descr['filename'])) {
  2004.           $v_descr['type'] = 'folder';
  2005.         }
  2006.         else if (@is_link($v_descr['filename'])) {
  2007.           // skip
  2008.           continue;
  2009.         }
  2010.         else {
  2011.           // skip
  2012.           continue;
  2013.         }
  2014.       }
  2015.       
  2016.       // ----- Look for string added as file
  2017.       else if (isset($v_descr['content'])) {
  2018.         $v_descr['type'] = 'virtual_file';
  2019.       }
  2020.       
  2021.       // ----- Missing file
  2022.       else {
  2023.         // ----- Error log
  2024.         PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '".$v_descr['filename']."' does not exist");
  2025.  
  2026.         // ----- Return
  2027.         return PclZip::errorCode();
  2028.       }
  2029.       
  2030.       // ----- Calculate the stored filename
  2031.       $this->privCalculateStoredFilename($v_descr, $p_options);
  2032.       
  2033.       // ----- Add the descriptor in result list
  2034.       $v_result_list[sizeof($v_result_list)] = $v_descr;
  2035.       
  2036.       // ----- Look for folder
  2037.       if ($v_descr['type'] == 'folder') {
  2038.         // ----- List of items in folder
  2039.         $v_dirlist_descr = array();
  2040.         $v_dirlist_nb = 0;
  2041.         if ($v_folder_handler = @opendir($v_descr['filename'])) {
  2042.           while (($v_item_handler = @readdir($v_folder_handler)) !== false) {
  2043.  
  2044.             // ----- Skip '.' and '..'
  2045.             if (($v_item_handler == '.') || ($v_item_handler == '..')) {
  2046.                 continue;
  2047.             }
  2048.             
  2049.             // ----- Compose the full filename
  2050.             $v_dirlist_descr[$v_dirlist_nb]['filename'] = $v_descr['filename'].'/'.$v_item_handler;
  2051.             
  2052.             // ----- Look for different stored filename
  2053.             // Because the name of the folder was changed, the name of the
  2054.             // files/sub-folders also change
  2055.             if (($v_descr['stored_filename'] != $v_descr['filename'])
  2056.                  && (!isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))) {
  2057.               if ($v_descr['stored_filename'] != '') {
  2058.                 $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_descr['stored_filename'].'/'.$v_item_handler;
  2059.               }
  2060.               else {
  2061.                 $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_item_handler;
  2062.               }
  2063.             }
  2064.       
  2065.             $v_dirlist_nb++;
  2066.           }
  2067.           
  2068.           @closedir($v_folder_handler);
  2069.         }
  2070.         else {
  2071.           // TBC : unable to open folder in read mode
  2072.         }
  2073.         
  2074.         // ----- Expand each element of the list
  2075.         if ($v_dirlist_nb != 0) {
  2076.           // ----- Expand
  2077.           if (($v_result = $this->privFileDescrExpand($v_dirlist_descr, $p_options)) != 1) {
  2078.             return $v_result;
  2079.           }
  2080.           
  2081.           // ----- Concat the resulting list
  2082.           $v_result_list = array_merge($v_result_list, $v_dirlist_descr);
  2083.         }
  2084.         else {
  2085.         }
  2086.           
  2087.         // ----- Free local array
  2088.         unset($v_dirlist_descr);
  2089.       }
  2090.     }
  2091.     
  2092.     // ----- Get the result list
  2093.     $p_filedescr_list = $v_result_list;
  2094.  
  2095.     // ----- Return
  2096.     return $v_result;
  2097.   }
  2098.   // --------------------------------------------------------------------------------
  2099.  
  2100.   // --------------------------------------------------------------------------------
  2101.   // Function : privCreate()
  2102.   // Description :
  2103.   // Parameters :
  2104.   // Return Values :
  2105.   // --------------------------------------------------------------------------------
  2106.   function privCreate($p_filedescr_list, &$p_result_list, &$p_options)
  2107.   {
  2108.     $v_result=1;
  2109.     $v_list_detail = array();
  2110.     
  2111.     // ----- Magic quotes trick
  2112.     $this->privDisableMagicQuotes();
  2113.  
  2114.     // ----- Open the file in write mode
  2115.     if (($v_result = $this->privOpenFd('wb')) != 1)
  2116.     {
  2117.       // ----- Return
  2118.       return $v_result;
  2119.     }
  2120.  
  2121.     // ----- Add the list of files
  2122.     $v_result = $this->privAddList($p_filedescr_list, $p_result_list, $p_options);
  2123.  
  2124.     // ----- Close
  2125.     $this->privCloseFd();
  2126.  
  2127.     // ----- Magic quotes trick
  2128.     $this->privSwapBackMagicQuotes();
  2129.  
  2130.     // ----- Return
  2131.     return $v_result;
  2132.   }
  2133.   // --------------------------------------------------------------------------------
  2134.  
  2135.   // --------------------------------------------------------------------------------
  2136.   // Function : privAdd()
  2137.   // Description :
  2138.   // Parameters :
  2139.   // Return Values :
  2140.   // --------------------------------------------------------------------------------
  2141.   function privAdd($p_filedescr_list, &$p_result_list, &$p_options)
  2142.   {
  2143.     $v_result=1;
  2144.     $v_list_detail = array();
  2145.  
  2146.     // ----- Look if the archive exists or is empty
  2147.     if ((!is_file($this->zipname)) || (filesize($this->zipname) == 0))
  2148.     {
  2149.  
  2150.       // ----- Do a create
  2151.       $v_result = $this->privCreate($p_filedescr_list, $p_result_list, $p_options);
  2152.  
  2153.       // ----- Return
  2154.       return $v_result;
  2155.     }
  2156.     // ----- Magic quotes trick
  2157.     $this->privDisableMagicQuotes();
  2158.  
  2159.     // ----- Open the zip file
  2160.     if (($v_result=$this->privOpenFd('rb')) != 1)
  2161.     {
  2162.       // ----- Magic quotes trick
  2163.       $this->privSwapBackMagicQuotes();
  2164.  
  2165.       // ----- Return
  2166.       return $v_result;
  2167.     }
  2168.  
  2169.     // ----- Read the central directory informations
  2170.     $v_central_dir = array();
  2171.     if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
  2172.     {
  2173.       $this->privCloseFd();
  2174.       $this->privSwapBackMagicQuotes();
  2175.       return $v_result;
  2176.     }
  2177.  
  2178.     // ----- Go to beginning of File
  2179.     @rewind($this->zip_fd);
  2180.  
  2181.     // ----- Creates a temporay file
  2182.     $v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
  2183.  
  2184.     // ----- Open the temporary file in write mode
  2185.     if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0)
  2186.     {
  2187.       $this->privCloseFd();
  2188.       $this->privSwapBackMagicQuotes();
  2189.  
  2190.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode');
  2191.  
  2192.       // ----- Return
  2193.       return PclZip::errorCode();
  2194.     }
  2195.  
  2196.     // ----- Copy the files from the archive to the temporary file
  2197.     // TBC : Here I should better append the file and go back to erase the central dir
  2198.     $v_size = $v_central_dir['offset'];
  2199.     while ($v_size != 0)
  2200.     {
  2201.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  2202.       $v_buffer = fread($this->zip_fd, $v_read_size);
  2203.       @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
  2204.       $v_size -= $v_read_size;
  2205.     }
  2206.  
  2207.     // ----- Swap the file descriptor
  2208.     // Here is a trick : I swap the temporary fd with the zip fd, in order to use
  2209.     // the following methods on the temporary fil and not the real archive
  2210.     $v_swap = $this->zip_fd;
  2211.     $this->zip_fd = $v_zip_temp_fd;
  2212.     $v_zip_temp_fd = $v_swap;
  2213.  
  2214.     // ----- Add the files
  2215.     $v_header_list = array();
  2216.     if (($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) != 1)
  2217.     {
  2218.       fclose($v_zip_temp_fd);
  2219.       $this->privCloseFd();
  2220.       @unlink($v_zip_temp_name);
  2221.       $this->privSwapBackMagicQuotes();
  2222.  
  2223.       // ----- Return
  2224.       return $v_result;
  2225.     }
  2226.  
  2227.     // ----- Store the offset of the central dir
  2228.     $v_offset = @ftell($this->zip_fd);
  2229.  
  2230.     // ----- Copy the block of file headers from the old archive
  2231.     $v_size = $v_central_dir['size'];
  2232.     while ($v_size != 0)
  2233.     {
  2234.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  2235.       $v_buffer = @fread($v_zip_temp_fd, $v_read_size);
  2236.       @fwrite($this->zip_fd, $v_buffer, $v_read_size);
  2237.       $v_size -= $v_read_size;
  2238.     }
  2239.  
  2240.     // ----- Create the Central Dir files header
  2241.     for ($i=0, $v_count=0; $i<sizeof($v_header_list); $i++)
  2242.     {
  2243.       // ----- Create the file header
  2244.       if ($v_header_list[$i]['status'] == 'ok') {
  2245.         if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
  2246.           fclose($v_zip_temp_fd);
  2247.           $this->privCloseFd();
  2248.           @unlink($v_zip_temp_name);
  2249.           $this->privSwapBackMagicQuotes();
  2250.  
  2251.           // ----- Return
  2252.           return $v_result;
  2253.         }
  2254.         $v_count++;
  2255.       }
  2256.  
  2257.       // ----- Transform the header to a 'usable' info
  2258.       $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
  2259.     }
  2260.  
  2261.     // ----- Zip file comment
  2262.     $v_comment = $v_central_dir['comment'];
  2263.     if (isset($p_options[PCLZIP_OPT_COMMENT])) {
  2264.       $v_comment = $p_options[PCLZIP_OPT_COMMENT];
  2265.     }
  2266.     if (isset($p_options[PCLZIP_OPT_ADD_COMMENT])) {
  2267.       $v_comment = $v_comment.$p_options[PCLZIP_OPT_ADD_COMMENT];
  2268.     }
  2269.     if (isset($p_options[PCLZIP_OPT_PREPEND_COMMENT])) {
  2270.       $v_comment = $p_options[PCLZIP_OPT_PREPEND_COMMENT].$v_comment;
  2271.     }
  2272.  
  2273.     // ----- Calculate the size of the central header
  2274.     $v_size = @ftell($this->zip_fd)-$v_offset;
  2275.  
  2276.     // ----- Create the central dir footer
  2277.     if (($v_result = $this->privWriteCentralHeader($v_count+$v_central_dir['entries'], $v_size, $v_offset, $v_comment)) != 1)
  2278.     {
  2279.       // ----- Reset the file list
  2280.       unset($v_header_list);
  2281.       $this->privSwapBackMagicQuotes();
  2282.  
  2283.       // ----- Return
  2284.       return $v_result;
  2285.     }
  2286.  
  2287.     // ----- Swap back the file descriptor
  2288.     $v_swap = $this->zip_fd;
  2289.     $this->zip_fd = $v_zip_temp_fd;
  2290.     $v_zip_temp_fd = $v_swap;
  2291.  
  2292.     // ----- Close
  2293.     $this->privCloseFd();
  2294.  
  2295.     // ----- Close the temporary file
  2296.     @fclose($v_zip_temp_fd);
  2297.  
  2298.     // ----- Magic quotes trick
  2299.     $this->privSwapBackMagicQuotes();
  2300.  
  2301.     // ----- Delete the zip file
  2302.     // TBC : I should test the result ...
  2303.     @unlink($this->zipname);
  2304.  
  2305.     // ----- Rename the temporary file
  2306.     // TBC : I should test the result ...
  2307.     //@rename($v_zip_temp_name, $this->zipname);
  2308.     PclZipUtilRename($v_zip_temp_name, $this->zipname);
  2309.  
  2310.     // ----- Return
  2311.     return $v_result;
  2312.   }
  2313.   // --------------------------------------------------------------------------------
  2314.  
  2315.   // --------------------------------------------------------------------------------
  2316.   // Function : privOpenFd()
  2317.   // Description :
  2318.   // Parameters :
  2319.   // --------------------------------------------------------------------------------
  2320.   function privOpenFd($p_mode)
  2321.   {
  2322.     $v_result=1;
  2323.  
  2324.     // ----- Look if already open
  2325.     if ($this->zip_fd != 0)
  2326.     {
  2327.       // ----- Error log
  2328.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Zip file \''.$this->zipname.'\' already open');
  2329.  
  2330.       // ----- Return
  2331.       return PclZip::errorCode();
  2332.     }
  2333.  
  2334.     // ----- Open the zip file
  2335.     if (($this->zip_fd = @fopen($this->zipname, $p_mode)) == 0)
  2336.     {
  2337.       // ----- Error log
  2338.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in '.$p_mode.' mode');
  2339.  
  2340.       // ----- Return
  2341.       return PclZip::errorCode();
  2342.     }
  2343.  
  2344.     // ----- Return
  2345.     return $v_result;
  2346.   }
  2347.   // --------------------------------------------------------------------------------
  2348.  
  2349.   // --------------------------------------------------------------------------------
  2350.   // Function : privCloseFd()
  2351.   // Description :
  2352.   // Parameters :
  2353.   // --------------------------------------------------------------------------------
  2354.   function privCloseFd()
  2355.   {
  2356.     $v_result=1;
  2357.  
  2358.     if ($this->zip_fd != 0)
  2359.       @fclose($this->zip_fd);
  2360.     $this->zip_fd = 0;
  2361.  
  2362.     // ----- Return
  2363.     return $v_result;
  2364.   }
  2365.   // --------------------------------------------------------------------------------
  2366.  
  2367.   // --------------------------------------------------------------------------------
  2368.   // Function : privAddList()
  2369.   // Description :
  2370.   //   $p_add_dir and $p_remove_dir will give the ability to memorize a path which is
  2371.   //   different from the real path of the file. This is usefull if you want to have PclTar
  2372.   //   running in any directory, and memorize relative path from an other directory.
  2373.   // Parameters :
  2374.   //   $p_list : An array containing the file or directory names to add in the tar
  2375.   //   $p_result_list : list of added files with their properties (specially the status field)
  2376.   //   $p_add_dir : Path to add in the filename path archived
  2377.   //   $p_remove_dir : Path to remove in the filename path archived
  2378.   // Return Values :
  2379.   // --------------------------------------------------------------------------------
  2380. //  function privAddList($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options)
  2381.   function privAddList($p_filedescr_list, &$p_result_list, &$p_options)
  2382.   {
  2383.     $v_result=1;
  2384.  
  2385.     // ----- Add the files
  2386.     $v_header_list = array();
  2387.     if (($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) != 1)
  2388.     {
  2389.       // ----- Return
  2390.       return $v_result;
  2391.     }
  2392.  
  2393.     // ----- Store the offset of the central dir
  2394.     $v_offset = @ftell($this->zip_fd);
  2395.  
  2396.     // ----- Create the Central Dir files header
  2397.     for ($i=0,$v_count=0; $i<sizeof($v_header_list); $i++)
  2398.     {
  2399.       // ----- Create the file header
  2400.       if ($v_header_list[$i]['status'] == 'ok') {
  2401.         if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
  2402.           // ----- Return
  2403.           return $v_result;
  2404.         }
  2405.         $v_count++;
  2406.       }
  2407.  
  2408.       // ----- Transform the header to a 'usable' info
  2409.       $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
  2410.     }
  2411.  
  2412.     // ----- Zip file comment
  2413.     $v_comment = '';
  2414.     if (isset($p_options[PCLZIP_OPT_COMMENT])) {
  2415.       $v_comment = $p_options[PCLZIP_OPT_COMMENT];
  2416.     }
  2417.  
  2418.     // ----- Calculate the size of the central header
  2419.     $v_size = @ftell($this->zip_fd)-$v_offset;
  2420.  
  2421.     // ----- Create the central dir footer
  2422.     if (($v_result = $this->privWriteCentralHeader($v_count, $v_size, $v_offset, $v_comment)) != 1)
  2423.     {
  2424.       // ----- Reset the file list
  2425.       unset($v_header_list);
  2426.  
  2427.       // ----- Return
  2428.       return $v_result;
  2429.     }
  2430.  
  2431.     // ----- Return
  2432.     return $v_result;
  2433.   }
  2434.   // --------------------------------------------------------------------------------
  2435.  
  2436.   // --------------------------------------------------------------------------------
  2437.   // Function : privAddFileList()
  2438.   // Description :
  2439.   // Parameters :
  2440.   //   $p_filedescr_list : An array containing the file description 
  2441.   //                      or directory names to add in the zip
  2442.   //   $p_result_list : list of added files with their properties (specially the status field)
  2443.   // Return Values :
  2444.   // --------------------------------------------------------------------------------
  2445.   function privAddFileList($p_filedescr_list, &$p_result_list, &$p_options)
  2446.   {
  2447.     $v_result=1;
  2448.     $v_header = array();
  2449.  
  2450.     // ----- Recuperate the current number of elt in list
  2451.     $v_nb = sizeof($p_result_list);
  2452.  
  2453.     // ----- Loop on the files
  2454.     for ($j=0; ($j<sizeof($p_filedescr_list)) && ($v_result==1); $j++) {
  2455.       // ----- Format the filename
  2456.       $p_filedescr_list[$j]['filename']
  2457.       = PclZipUtilTranslateWinPath($p_filedescr_list[$j]['filename'], false);
  2458.       
  2459.  
  2460.       // ----- Skip empty file names
  2461.       // TBC : Can this be possible ? not checked in DescrParseAtt ?
  2462.       if ($p_filedescr_list[$j]['filename'] == "") {
  2463.         continue;
  2464.       }
  2465.  
  2466.       // ----- Check the filename
  2467.       if (   ($p_filedescr_list[$j]['type'] != 'virtual_file')
  2468.           && (!file_exists($p_filedescr_list[$j]['filename']))) {
  2469.         PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '".$p_filedescr_list[$j]['filename']."' does not exist");
  2470.         return PclZip::errorCode();
  2471.       }
  2472.  
  2473.       // ----- Look if it is a file or a dir with no all path remove option
  2474.       // or a dir with all its path removed
  2475. //      if (   (is_file($p_filedescr_list[$j]['filename']))
  2476. //          || (   is_dir($p_filedescr_list[$j]['filename'])
  2477.       if (   ($p_filedescr_list[$j]['type'] == 'file')
  2478.           || ($p_filedescr_list[$j]['type'] == 'virtual_file')
  2479.           || (   ($p_filedescr_list[$j]['type'] == 'folder')
  2480.               && (   !isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])
  2481.                   || !$p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))
  2482.           ) {
  2483.  
  2484.         // ----- Add the file
  2485.         $v_result = $this->privAddFile($p_filedescr_list[$j], $v_header,
  2486.                                        $p_options);
  2487.         if ($v_result != 1) {
  2488.           return $v_result;
  2489.         }
  2490.  
  2491.         // ----- Store the file infos
  2492.         $p_result_list[$v_nb++] = $v_header;
  2493.       }
  2494.     }
  2495.  
  2496.     // ----- Return
  2497.     return $v_result;
  2498.   }
  2499.   // --------------------------------------------------------------------------------
  2500.  
  2501.   // --------------------------------------------------------------------------------
  2502.   // Function : privAddFile()
  2503.   // Description :
  2504.   // Parameters :
  2505.   // Return Values :
  2506.   // --------------------------------------------------------------------------------
  2507.   function privAddFile($p_filedescr, &$p_header, &$p_options)
  2508.   {
  2509.     $v_result=1;
  2510.     
  2511.     // ----- Working variable
  2512.     $p_filename = $p_filedescr['filename'];
  2513.  
  2514.     // TBC : Already done in the fileAtt check ... ?
  2515.     if ($p_filename == "") {
  2516.       // ----- Error log
  2517.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file list parameter (invalid or empty list)");
  2518.  
  2519.       // ----- Return
  2520.       return PclZip::errorCode();
  2521.     }
  2522.   
  2523.     // ----- Look for a stored different filename 
  2524.     /* TBC : Removed
  2525.     if (isset($p_filedescr['stored_filename'])) {
  2526.       $v_stored_filename = $p_filedescr['stored_filename'];
  2527.     }
  2528.     else {
  2529.       $v_stored_filename = $p_filedescr['stored_filename'];
  2530.     }
  2531.     */
  2532.  
  2533.     // ----- Set the file properties
  2534.     clearstatcache();
  2535.     $p_header['version'] = 20;
  2536.     $p_header['version_extracted'] = 10;
  2537.     $p_header['flag'] = 0;
  2538.     $p_header['compression'] = 0;
  2539.     $p_header['crc'] = 0;
  2540.     $p_header['compressed_size'] = 0;
  2541.     $p_header['filename_len'] = strlen($p_filename);
  2542.     $p_header['extra_len'] = 0;
  2543.     $p_header['disk'] = 0;
  2544.     $p_header['internal'] = 0;
  2545.     $p_header['offset'] = 0;
  2546.     $p_header['filename'] = $p_filename;
  2547. // TBC : Removed    $p_header['stored_filename'] = $v_stored_filename;
  2548.     $p_header['stored_filename'] = $p_filedescr['stored_filename'];
  2549.     $p_header['extra'] = '';
  2550.     $p_header['status'] = 'ok';
  2551.     $p_header['index'] = -1;
  2552.  
  2553.     // ----- Look for regular file
  2554.     if ($p_filedescr['type']=='file') {
  2555.       $p_header['external'] = 0x00000000;
  2556.       $p_header['size'] = filesize($p_filename);
  2557.     }
  2558.     
  2559.     // ----- Look for regular folder
  2560.     else if ($p_filedescr['type']=='folder') {
  2561.       $p_header['external'] = 0x00000010;
  2562.       $p_header['mtime'] = filemtime($p_filename);
  2563.       $p_header['size'] = filesize($p_filename);
  2564.     }
  2565.     
  2566.     // ----- Look for virtual file
  2567.     else if ($p_filedescr['type'] == 'virtual_file') {
  2568.       $p_header['external'] = 0x00000000;
  2569.       $p_header['size'] = strlen($p_filedescr['content']);
  2570.     }
  2571.     
  2572.  
  2573.     // ----- Look for filetime
  2574.     if (isset($p_filedescr['mtime'])) {
  2575.       $p_header['mtime'] = $p_filedescr['mtime'];
  2576.     }
  2577.     else if ($p_filedescr['type'] == 'virtual_file') {
  2578.       $p_header['mtime'] = time();
  2579.     }
  2580.     else {
  2581.       $p_header['mtime'] = filemtime($p_filename);
  2582.     }
  2583.  
  2584.     // ------ Look for file comment
  2585.     if (isset($p_filedescr['comment'])) {
  2586.       $p_header['comment_len'] = strlen($p_filedescr['comment']);
  2587.       $p_header['comment'] = $p_filedescr['comment'];
  2588.     }
  2589.     else {
  2590.       $p_header['comment_len'] = 0;
  2591.       $p_header['comment'] = '';
  2592.     }
  2593.  
  2594.     // ----- Look for pre-add callback
  2595.     if (isset($p_options[PCLZIP_CB_PRE_ADD])) {
  2596.  
  2597.       // ----- Generate a local information
  2598.       $v_local_header = array();
  2599.       $this->privConvertHeader2FileInfo($p_header, $v_local_header);
  2600.  
  2601.       // ----- Call the callback
  2602.       // Here I do not use call_user_func() because I need to send a reference to the
  2603.       // header.
  2604. //      eval('$v_result = '.$p_options[PCLZIP_CB_PRE_ADD].'(PCLZIP_CB_PRE_ADD, $v_local_header);');
  2605.       $v_result = $p_options[PCLZIP_CB_PRE_ADD](PCLZIP_CB_PRE_ADD, $v_local_header);
  2606.       if ($v_result == 0) {
  2607.         // ----- Change the file status
  2608.         $p_header['status'] = "skipped";
  2609.         $v_result = 1;
  2610.       }
  2611.  
  2612.       // ----- Update the informations
  2613.       // Only some fields can be modified
  2614.       if ($p_header['stored_filename'] != $v_local_header['stored_filename']) {
  2615.         $p_header['stored_filename'] = PclZipUtilPathReduction($v_local_header['stored_filename']);
  2616.       }
  2617.     }
  2618.  
  2619.     // ----- Look for empty stored filename
  2620.     if ($p_header['stored_filename'] == "") {
  2621.       $p_header['status'] = "filtered";
  2622.     }
  2623.     
  2624.     // ----- Check the path length
  2625.     if (strlen($p_header['stored_filename']) > 0xFF) {
  2626.       $p_header['status'] = 'filename_too_long';
  2627.     }
  2628.  
  2629.     // ----- Look if no error, or file not skipped
  2630.     if ($p_header['status'] == 'ok') {
  2631.  
  2632.       // ----- Look for a file
  2633.       if ($p_filedescr['type'] == 'file') {
  2634.         // ----- Look for using temporary file to zip
  2635.         if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) 
  2636.             && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON])
  2637.                 || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
  2638.                     && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_header['size'])) ) ) {
  2639.           $v_result = $this->privAddFileUsingTempFile($p_filedescr, $p_header, $p_options);
  2640.           if ($v_result < PCLZIP_ERR_NO_ERROR) {
  2641.             return $v_result;
  2642.           }
  2643.         }
  2644.         
  2645.         // ----- Use "in memory" zip algo
  2646.         else {
  2647.  
  2648.         // ----- Open the source file
  2649.         if (($v_file = @fopen($p_filename, "rb")) == 0) {
  2650.           PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");
  2651.           return PclZip::errorCode();
  2652.         }
  2653.  
  2654.         // ----- Read the file content
  2655.         $v_content = @fread($v_file, $p_header['size']);
  2656.  
  2657.         // ----- Close the file
  2658.         @fclose($v_file);
  2659.  
  2660.         // ----- Calculate the CRC
  2661.         $p_header['crc'] = @crc32($v_content);
  2662.         
  2663.         // ----- Look for no compression
  2664.         if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) {
  2665.           // ----- Set header parameters
  2666.           $p_header['compressed_size'] = $p_header['size'];
  2667.           $p_header['compression'] = 0;
  2668.         }
  2669.         
  2670.         // ----- Look for normal compression
  2671.         else {
  2672.           // ----- Compress the content
  2673.           $v_content = @gzdeflate($v_content);
  2674.  
  2675.           // ----- Set header parameters
  2676.           $p_header['compressed_size'] = strlen($v_content);
  2677.           $p_header['compression'] = 8;
  2678.         }
  2679.         
  2680.         // ----- Call the header generation
  2681.         if (($v_result = $this->privWriteFileHeader($p_header)) != 1) {
  2682.           @fclose($v_file);
  2683.           return $v_result;
  2684.         }
  2685.  
  2686.         // ----- Write the compressed (or not) content
  2687.         @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']);
  2688.  
  2689.         }
  2690.  
  2691.       }
  2692.  
  2693.       // ----- Look for a virtual file (a file from string)
  2694.       else if ($p_filedescr['type'] == 'virtual_file') {
  2695.           
  2696.         $v_content = $p_filedescr['content'];
  2697.  
  2698.         // ----- Calculate the CRC
  2699.         $p_header['crc'] = @crc32($v_content);
  2700.         
  2701.         // ----- Look for no compression
  2702.         if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) {
  2703.           // ----- Set header parameters
  2704.           $p_header['compressed_size'] = $p_header['size'];
  2705.           $p_header['compression'] = 0;
  2706.         }
  2707.         
  2708.         // ----- Look for normal compression
  2709.         else {
  2710.           // ----- Compress the content
  2711.           $v_content = @gzdeflate($v_content);
  2712.  
  2713.           // ----- Set header parameters
  2714.           $p_header['compressed_size'] = strlen($v_content);
  2715.           $p_header['compression'] = 8;
  2716.         }
  2717.         
  2718.         // ----- Call the header generation
  2719.         if (($v_result = $this->privWriteFileHeader($p_header)) != 1) {
  2720.           @fclose($v_file);
  2721.           return $v_result;
  2722.         }
  2723.  
  2724.         // ----- Write the compressed (or not) content
  2725.         @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']);
  2726.       }
  2727.  
  2728.       // ----- Look for a directory
  2729.       else if ($p_filedescr['type'] == 'folder') {
  2730.         // ----- Look for directory last '/'
  2731.         if (@substr($p_header['stored_filename'], -1) != '/') {
  2732.           $p_header['stored_filename'] .= '/';
  2733.         }
  2734.  
  2735.         // ----- Set the file properties
  2736.         $p_header['size'] = 0;
  2737.         //$p_header['external'] = 0x41FF0010;   // Value for a folder : to be checked
  2738.         $p_header['external'] = 0x00000010;   // Value for a folder : to be checked
  2739.  
  2740.         // ----- Call the header generation
  2741.         if (($v_result = $this->privWriteFileHeader($p_header)) != 1)
  2742.         {
  2743.           return $v_result;
  2744.         }
  2745.       }
  2746.     }
  2747.  
  2748.     // ----- Look for post-add callback
  2749.     if (isset($p_options[PCLZIP_CB_POST_ADD])) {
  2750.  
  2751.       // ----- Generate a local information
  2752.       $v_local_header = array();
  2753.       $this->privConvertHeader2FileInfo($p_header, $v_local_header);
  2754.  
  2755.       // ----- Call the callback
  2756.       // Here I do not use call_user_func() because I need to send a reference to the
  2757.       // header.
  2758. //      eval('$v_result = '.$p_options[PCLZIP_CB_POST_ADD].'(PCLZIP_CB_POST_ADD, $v_local_header);');
  2759.       $v_result = $p_options[PCLZIP_CB_POST_ADD](PCLZIP_CB_POST_ADD, $v_local_header);
  2760.       if ($v_result == 0) {
  2761.         // ----- Ignored
  2762.         $v_result = 1;
  2763.       }
  2764.  
  2765.       // ----- Update the informations
  2766.       // Nothing can be modified
  2767.     }
  2768.  
  2769.     // ----- Return
  2770.     return $v_result;
  2771.   }
  2772.   // --------------------------------------------------------------------------------
  2773.  
  2774.   // --------------------------------------------------------------------------------
  2775.   // Function : privAddFileUsingTempFile()
  2776.   // Description :
  2777.   // Parameters :
  2778.   // Return Values :
  2779.   // --------------------------------------------------------------------------------
  2780.   function privAddFileUsingTempFile($p_filedescr, &$p_header, &$p_options)
  2781.   {
  2782.     $v_result=PCLZIP_ERR_NO_ERROR;
  2783.     
  2784.     // ----- Working variable
  2785.     $p_filename = $p_filedescr['filename'];
  2786.  
  2787.  
  2788.     // ----- Open the source file
  2789.     if (($v_file = @fopen($p_filename, "rb")) == 0) {
  2790.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");
  2791.       return PclZip::errorCode();
  2792.     }
  2793.  
  2794.     // ----- Creates a compressed temporary file
  2795.     $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz';
  2796.     if (($v_file_compressed = @gzopen($v_gzip_temp_name, "wb")) == 0) {
  2797.       fclose($v_file);
  2798.       PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode');
  2799.       return PclZip::errorCode();
  2800.     }
  2801.  
  2802.     // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks
  2803.     $v_size = filesize($p_filename);
  2804.     while ($v_size != 0) {
  2805.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  2806.       $v_buffer = @fread($v_file, $v_read_size);
  2807.       //$v_binary_data = pack('a'.$v_read_size, $v_buffer);
  2808.       @gzputs($v_file_compressed, $v_buffer, $v_read_size);
  2809.       $v_size -= $v_read_size;
  2810.     }
  2811.  
  2812.     // ----- Close the file
  2813.     @fclose($v_file);
  2814.     @gzclose($v_file_compressed);
  2815.  
  2816.     // ----- Check the minimum file size
  2817.     if (filesize($v_gzip_temp_name) < 18) {
  2818.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'gzip temporary file \''.$v_gzip_temp_name.'\' has invalid filesize - should be minimum 18 bytes');
  2819.       return PclZip::errorCode();
  2820.     }
  2821.  
  2822.     // ----- Extract the compressed attributes
  2823.     if (($v_file_compressed = @fopen($v_gzip_temp_name, "rb")) == 0) {
  2824.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode');
  2825.       return PclZip::errorCode();
  2826.     }
  2827.  
  2828.     // ----- Read the gzip file header
  2829.     $v_binary_data = @fread($v_file_compressed, 10);
  2830.     $v_data_header = unpack('a1id1/a1id2/a1cm/a1flag/Vmtime/a1xfl/a1os', $v_binary_data);
  2831.  
  2832.     // ----- Check some parameters
  2833.     $v_data_header['os'] = bin2hex($v_data_header['os']);
  2834.  
  2835.     // ----- Read the gzip file footer
  2836.     @fseek($v_file_compressed, filesize($v_gzip_temp_name)-8);
  2837.     $v_binary_data = @fread($v_file_compressed, 8);
  2838.     $v_data_footer = unpack('Vcrc/Vcompressed_size', $v_binary_data);
  2839.  
  2840.     // ----- Set the attributes
  2841.     $p_header['compression'] = ord($v_data_header['cm']);
  2842.     //$p_header['mtime'] = $v_data_header['mtime'];
  2843.     $p_header['crc'] = $v_data_footer['crc'];
  2844.     $p_header['compressed_size'] = filesize($v_gzip_temp_name)-18;
  2845.  
  2846.     // ----- Close the file
  2847.     @fclose($v_file_compressed);
  2848.  
  2849.     // ----- Call the header generation
  2850.     if (($v_result = $this->privWriteFileHeader($p_header)) != 1) {
  2851.       return $v_result;
  2852.     }
  2853.  
  2854.     // ----- Add the compressed data
  2855.     if (($v_file_compressed = @fopen($v_gzip_temp_name, "rb")) == 0)
  2856.     {
  2857.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode');
  2858.       return PclZip::errorCode();
  2859.     }
  2860.  
  2861.     // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks
  2862.     fseek($v_file_compressed, 10);
  2863.     $v_size = $p_header['compressed_size'];
  2864.     while ($v_size != 0)
  2865.     {
  2866.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  2867.       $v_buffer = @fread($v_file_compressed, $v_read_size);
  2868.       //$v_binary_data = pack('a'.$v_read_size, $v_buffer);
  2869.       @fwrite($this->zip_fd, $v_buffer, $v_read_size);
  2870.       $v_size -= $v_read_size;
  2871.     }
  2872.  
  2873.     // ----- Close the file
  2874.     @fclose($v_file_compressed);
  2875.  
  2876.     // ----- Unlink the temporary file
  2877.     @unlink($v_gzip_temp_name);
  2878.     
  2879.     // ----- Return
  2880.     return $v_result;
  2881.   }
  2882.   // --------------------------------------------------------------------------------
  2883.  
  2884.   // --------------------------------------------------------------------------------
  2885.   // Function : privCalculateStoredFilename()
  2886.   // Description :
  2887.   //   Based on file descriptor properties and global options, this method
  2888.   //   calculate the filename that will be stored in the archive.
  2889.   // Parameters :
  2890.   // Return Values :
  2891.   // --------------------------------------------------------------------------------
  2892.   function privCalculateStoredFilename(&$p_filedescr, &$p_options)
  2893.   {
  2894.     $v_result=1;
  2895.     
  2896.     // ----- Working variables
  2897.     $p_filename = $p_filedescr['filename'];
  2898.     if (isset($p_options[PCLZIP_OPT_ADD_PATH])) {
  2899.       $p_add_dir = $p_options[PCLZIP_OPT_ADD_PATH];
  2900.     }
  2901.     else {
  2902.       $p_add_dir = '';
  2903.     }
  2904.     if (isset($p_options[PCLZIP_OPT_REMOVE_PATH])) {
  2905.       $p_remove_dir = $p_options[PCLZIP_OPT_REMOVE_PATH];
  2906.     }
  2907.     else {
  2908.       $p_remove_dir = '';
  2909.     }
  2910.     if (isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])) {
  2911.       $p_remove_all_dir = $p_options[PCLZIP_OPT_REMOVE_ALL_PATH];
  2912.     }
  2913.     else {
  2914.       $p_remove_all_dir = 0;
  2915.     }
  2916.  
  2917.  
  2918.     // ----- Look for full name change
  2919.     if (isset($p_filedescr['new_full_name'])) {
  2920.       // ----- Remove drive letter if any
  2921.       $v_stored_filename = PclZipUtilTranslateWinPath($p_filedescr['new_full_name']);
  2922.     }
  2923.     
  2924.     // ----- Look for path and/or short name change
  2925.     else {
  2926.  
  2927.       // ----- Look for short name change
  2928.       // Its when we cahnge just the filename but not the path
  2929.       if (isset($p_filedescr['new_short_name'])) {
  2930.         $v_path_info = pathinfo($p_filename);
  2931.         $v_dir = '';
  2932.         if ($v_path_info['dirname'] != '') {
  2933.           $v_dir = $v_path_info['dirname'].'/';
  2934.         }
  2935.         $v_stored_filename = $v_dir.$p_filedescr['new_short_name'];
  2936.       }
  2937.       else {
  2938.         // ----- Calculate the stored filename
  2939.         $v_stored_filename = $p_filename;
  2940.       }
  2941.  
  2942.       // ----- Look for all path to remove
  2943.       if ($p_remove_all_dir) {
  2944.         $v_stored_filename = basename($p_filename);
  2945.       }
  2946.       // ----- Look for partial path remove
  2947.       else if ($p_remove_dir != "") {
  2948.         if (substr($p_remove_dir, -1) != '/')
  2949.           $p_remove_dir .= "/";
  2950.  
  2951.         if (   (substr($p_filename, 0, 2) == "./")
  2952.             || (substr($p_remove_dir, 0, 2) == "./")) {
  2953.             
  2954.           if (   (substr($p_filename, 0, 2) == "./")
  2955.               && (substr($p_remove_dir, 0, 2) != "./")) {
  2956.             $p_remove_dir = "./".$p_remove_dir;
  2957.           }
  2958.           if (   (substr($p_filename, 0, 2) != "./")
  2959.               && (substr($p_remove_dir, 0, 2) == "./")) {
  2960.             $p_remove_dir = substr($p_remove_dir, 2);
  2961.           }
  2962.         }
  2963.  
  2964.         $v_compare = PclZipUtilPathInclusion($p_remove_dir,
  2965.                                              $v_stored_filename);
  2966.         if ($v_compare > 0) {
  2967.           if ($v_compare == 2) {
  2968.             $v_stored_filename = "";
  2969.           }
  2970.           else {
  2971.             $v_stored_filename = substr($v_stored_filename,
  2972.                                         strlen($p_remove_dir));
  2973.           }
  2974.         }
  2975.       }
  2976.       
  2977.       // ----- Remove drive letter if any
  2978.       $v_stored_filename = PclZipUtilTranslateWinPath($v_stored_filename);
  2979.       
  2980.       // ----- Look for path to add
  2981.       if ($p_add_dir != "") {
  2982.         if (substr($p_add_dir, -1) == "/")
  2983.           $v_stored_filename = $p_add_dir.$v_stored_filename;
  2984.         else
  2985.           $v_stored_filename = $p_add_dir."/".$v_stored_filename;
  2986.       }
  2987.     }
  2988.  
  2989.     // ----- Filename (reduce the path of stored name)
  2990.     $v_stored_filename = PclZipUtilPathReduction($v_stored_filename);
  2991.     $p_filedescr['stored_filename'] = $v_stored_filename;
  2992.     
  2993.     // ----- Return
  2994.     return $v_result;
  2995.   }
  2996.   // --------------------------------------------------------------------------------
  2997.  
  2998.   // --------------------------------------------------------------------------------
  2999.   // Function : privWriteFileHeader()
  3000.   // Description :
  3001.   // Parameters :
  3002.   // Return Values :
  3003.   // --------------------------------------------------------------------------------
  3004.   function privWriteFileHeader(&$p_header)
  3005.   {
  3006.     $v_result=1;
  3007.  
  3008.     // ----- Store the offset position of the file
  3009.     $p_header['offset'] = ftell($this->zip_fd);
  3010.  
  3011.     // ----- Transform UNIX mtime to DOS format mdate/mtime
  3012.     $v_date = getdate($p_header['mtime']);
  3013.     $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
  3014.     $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];
  3015.  
  3016.     // ----- Packed data
  3017.     $v_binary_data = pack("VvvvvvVVVvv", 0x04034b50,
  3018. 	                      $p_header['version_extracted'], $p_header['flag'],
  3019.                           $p_header['compression'], $v_mtime, $v_mdate,
  3020.                           $p_header['crc'], $p_header['compressed_size'],
  3021. 						  $p_header['size'],
  3022.                           strlen($p_header['stored_filename']),
  3023. 						  $p_header['extra_len']);
  3024.  
  3025.     // ----- Write the first 148 bytes of the header in the archive
  3026.     fputs($this->zip_fd, $v_binary_data, 30);
  3027.  
  3028.     // ----- Write the variable fields
  3029.     if (strlen($p_header['stored_filename']) != 0)
  3030.     {
  3031.       fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
  3032.     }
  3033.     if ($p_header['extra_len'] != 0)
  3034.     {
  3035.       fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
  3036.     }
  3037.  
  3038.     // ----- Return
  3039.     return $v_result;
  3040.   }
  3041.   // --------------------------------------------------------------------------------
  3042.  
  3043.   // --------------------------------------------------------------------------------
  3044.   // Function : privWriteCentralFileHeader()
  3045.   // Description :
  3046.   // Parameters :
  3047.   // Return Values :
  3048.   // --------------------------------------------------------------------------------
  3049.   function privWriteCentralFileHeader(&$p_header)
  3050.   {
  3051.     $v_result=1;
  3052.  
  3053.     // TBC
  3054.     //for(reset($p_header); $key = key($p_header); next($p_header)) {
  3055.     //}
  3056.  
  3057.     // ----- Transform UNIX mtime to DOS format mdate/mtime
  3058.     $v_date = getdate($p_header['mtime']);
  3059.     $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
  3060.     $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];
  3061.  
  3062.  
  3063.     // ----- Packed data
  3064.     $v_binary_data = pack("VvvvvvvVVVvvvvvVV", 0x02014b50,
  3065. 	                      $p_header['version'], $p_header['version_extracted'],
  3066.                           $p_header['flag'], $p_header['compression'],
  3067. 						  $v_mtime, $v_mdate, $p_header['crc'],
  3068.                           $p_header['compressed_size'], $p_header['size'],
  3069.                           strlen($p_header['stored_filename']),
  3070. 						  $p_header['extra_len'], $p_header['comment_len'],
  3071.                           $p_header['disk'], $p_header['internal'],
  3072. 						  $p_header['external'], $p_header['offset']);
  3073.  
  3074.     // ----- Write the 42 bytes of the header in the zip file
  3075.     fputs($this->zip_fd, $v_binary_data, 46);
  3076.  
  3077.     // ----- Write the variable fields
  3078.     if (strlen($p_header['stored_filename']) != 0)
  3079.     {
  3080.       fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
  3081.     }
  3082.     if ($p_header['extra_len'] != 0)
  3083.     {
  3084.       fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
  3085.     }
  3086.     if ($p_header['comment_len'] != 0)
  3087.     {
  3088.       fputs($this->zip_fd, $p_header['comment'], $p_header['comment_len']);
  3089.     }
  3090.  
  3091.     // ----- Return
  3092.     return $v_result;
  3093.   }
  3094.   // --------------------------------------------------------------------------------
  3095.  
  3096.   // --------------------------------------------------------------------------------
  3097.   // Function : privWriteCentralHeader()
  3098.   // Description :
  3099.   // Parameters :
  3100.   // Return Values :
  3101.   // --------------------------------------------------------------------------------
  3102.   function privWriteCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment)
  3103.   {
  3104.     $v_result=1;
  3105.  
  3106.     // ----- Packed data
  3107.     $v_binary_data = pack("VvvvvVVv", 0x06054b50, 0, 0, $p_nb_entries,
  3108. 	                      $p_nb_entries, $p_size,
  3109. 						  $p_offset, strlen($p_comment));
  3110.  
  3111.     // ----- Write the 22 bytes of the header in the zip file
  3112.     fputs($this->zip_fd, $v_binary_data, 22);
  3113.  
  3114.     // ----- Write the variable fields
  3115.     if (strlen($p_comment) != 0)
  3116.     {
  3117.       fputs($this->zip_fd, $p_comment, strlen($p_comment));
  3118.     }
  3119.  
  3120.     // ----- Return
  3121.     return $v_result;
  3122.   }
  3123.   // --------------------------------------------------------------------------------
  3124.  
  3125.   // --------------------------------------------------------------------------------
  3126.   // Function : privList()
  3127.   // Description :
  3128.   // Parameters :
  3129.   // Return Values :
  3130.   // --------------------------------------------------------------------------------
  3131.   function privList(&$p_list)
  3132.   {
  3133.     $v_result=1;
  3134.  
  3135.     // ----- Magic quotes trick
  3136.     $this->privDisableMagicQuotes();
  3137.  
  3138.     // ----- Open the zip file
  3139.     if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0)
  3140.     {
  3141.       // ----- Magic quotes trick
  3142.       $this->privSwapBackMagicQuotes();
  3143.       
  3144.       // ----- Error log
  3145.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in binary read mode');
  3146.  
  3147.       // ----- Return
  3148.       return PclZip::errorCode();
  3149.     }
  3150.  
  3151.     // ----- Read the central directory informations
  3152.     $v_central_dir = array();
  3153.     if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
  3154.     {
  3155.       $this->privSwapBackMagicQuotes();
  3156.       return $v_result;
  3157.     }
  3158.  
  3159.     // ----- Go to beginning of Central Dir
  3160.     @rewind($this->zip_fd);
  3161.     if (@fseek($this->zip_fd, $v_central_dir['offset']))
  3162.     {
  3163.       $this->privSwapBackMagicQuotes();
  3164.  
  3165.       // ----- Error log
  3166.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
  3167.  
  3168.       // ----- Return
  3169.       return PclZip::errorCode();
  3170.     }
  3171.  
  3172.     // ----- Read each entry
  3173.     for ($i=0; $i<$v_central_dir['entries']; $i++)
  3174.     {
  3175.       // ----- Read the file header
  3176.       if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1)
  3177.       {
  3178.         $this->privSwapBackMagicQuotes();
  3179.         return $v_result;
  3180.       }
  3181.       $v_header['index'] = $i;
  3182.  
  3183.       // ----- Get the only interesting attributes
  3184.       $this->privConvertHeader2FileInfo($v_header, $p_list[$i]);
  3185.       unset($v_header);
  3186.     }
  3187.  
  3188.     // ----- Close the zip file
  3189.     $this->privCloseFd();
  3190.  
  3191.     // ----- Magic quotes trick
  3192.     $this->privSwapBackMagicQuotes();
  3193.  
  3194.     // ----- Return
  3195.     return $v_result;
  3196.   }
  3197.   // --------------------------------------------------------------------------------
  3198.  
  3199.   // --------------------------------------------------------------------------------
  3200.   // Function : privConvertHeader2FileInfo()
  3201.   // Description :
  3202.   //   This function takes the file informations from the central directory
  3203.   //   entries and extract the interesting parameters that will be given back.
  3204.   //   The resulting file infos are set in the array $p_info
  3205.   //     $p_info['filename'] : Filename with full path. Given by user (add),
  3206.   //                           extracted in the filesystem (extract).
  3207.   //     $p_info['stored_filename'] : Stored filename in the archive.
  3208.   //     $p_info['size'] = Size of the file.
  3209.   //     $p_info['compressed_size'] = Compressed size of the file.
  3210.   //     $p_info['mtime'] = Last modification date of the file.
  3211.   //     $p_info['comment'] = Comment associated with the file.
  3212.   //     $p_info['folder'] = true/false : indicates if the entry is a folder or not.
  3213.   //     $p_info['status'] = status of the action on the file.
  3214.   //     $p_info['crc'] = CRC of the file content.
  3215.   // Parameters :
  3216.   // Return Values :
  3217.   // --------------------------------------------------------------------------------
  3218.   function privConvertHeader2FileInfo($p_header, &$p_info)
  3219.   {
  3220.     $v_result=1;
  3221.  
  3222.     // ----- Get the interesting attributes
  3223.     $v_temp_path = PclZipUtilPathReduction($p_header['filename']);
  3224.     $p_info['filename'] = $v_temp_path;
  3225.     $v_temp_path = PclZipUtilPathReduction($p_header['stored_filename']);
  3226.     $p_info['stored_filename'] = $v_temp_path;
  3227.     $p_info['size'] = $p_header['size'];
  3228.     $p_info['compressed_size'] = $p_header['compressed_size'];
  3229.     $p_info['mtime'] = $p_header['mtime'];
  3230.     $p_info['comment'] = $p_header['comment'];
  3231.     $p_info['folder'] = (($p_header['external']&0x00000010)==0x00000010);
  3232.     $p_info['index'] = $p_header['index'];
  3233.     $p_info['status'] = $p_header['status'];
  3234.     $p_info['crc'] = $p_header['crc'];
  3235.  
  3236.     // ----- Return
  3237.     return $v_result;
  3238.   }
  3239.   // --------------------------------------------------------------------------------
  3240.  
  3241.   // --------------------------------------------------------------------------------
  3242.   // Function : privExtractByRule()
  3243.   // Description :
  3244.   //   Extract a file or directory depending of rules (by index, by name, ...)
  3245.   // Parameters :
  3246.   //   $p_file_list : An array where will be placed the properties of each
  3247.   //                  extracted file
  3248.   //   $p_path : Path to add while writing the extracted files
  3249.   //   $p_remove_path : Path to remove (from the file memorized path) while writing the
  3250.   //                    extracted files. If the path does not match the file path,
  3251.   //                    the file is extracted with its memorized path.
  3252.   //                    $p_remove_path does not apply to 'list' mode.
  3253.   //                    $p_path and $p_remove_path are commulative.
  3254.   // Return Values :
  3255.   //   1 on success,0 or less on error (see error code list)
  3256.   // --------------------------------------------------------------------------------
  3257.   function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
  3258.   {
  3259.     $v_result=1;
  3260.  
  3261.     // ----- Magic quotes trick
  3262.     $this->privDisableMagicQuotes();
  3263.  
  3264.     // ----- Check the path
  3265.     if (   ($p_path == "")
  3266. 	    || (   (substr($p_path, 0, 1) != "/")
  3267. 		    && (substr($p_path, 0, 3) != "../")
  3268. 			&& (substr($p_path,1,2)!=":/")))
  3269.       $p_path = "./".$p_path;
  3270.  
  3271.     // ----- Reduce the path last (and duplicated) '/'
  3272.     if (($p_path != "./") && ($p_path != "/"))
  3273.     {
  3274.       // ----- Look for the path end '/'
  3275.       while (substr($p_path, -1) == "/")
  3276.       {
  3277.         $p_path = substr($p_path, 0, strlen($p_path)-1);
  3278.       }
  3279.     }
  3280.  
  3281.     // ----- Look for path to remove format (should end by /)
  3282.     if (($p_remove_path != "") && (substr($p_remove_path, -1) != '/'))
  3283.     {
  3284.       $p_remove_path .= '/';
  3285.     }
  3286.     $p_remove_path_size = strlen($p_remove_path);
  3287.  
  3288.     // ----- Open the zip file
  3289.     if (($v_result = $this->privOpenFd('rb')) != 1)
  3290.     {
  3291.       $this->privSwapBackMagicQuotes();
  3292.       return $v_result;
  3293.     }
  3294.  
  3295.     // ----- Read the central directory informations
  3296.     $v_central_dir = array();
  3297.     if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
  3298.     {
  3299.       // ----- Close the zip file
  3300.       $this->privCloseFd();
  3301.       $this->privSwapBackMagicQuotes();
  3302.  
  3303.       return $v_result;
  3304.     }
  3305.  
  3306.     // ----- Start at beginning of Central Dir
  3307.     $v_pos_entry = $v_central_dir['offset'];
  3308.  
  3309.     // ----- Read each entry
  3310.     $j_start = 0;
  3311.     for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++)
  3312.     {
  3313.  
  3314.       // ----- Read next Central dir entry
  3315.       @rewind($this->zip_fd);
  3316.       if (@fseek($this->zip_fd, $v_pos_entry))
  3317.       {
  3318.         // ----- Close the zip file
  3319.         $this->privCloseFd();
  3320.         $this->privSwapBackMagicQuotes();
  3321.  
  3322.         // ----- Error log
  3323.         PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
  3324.  
  3325.         // ----- Return
  3326.         return PclZip::errorCode();
  3327.       }
  3328.  
  3329.       // ----- Read the file header
  3330.       $v_header = array();
  3331.       if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1)
  3332.       {
  3333.         // ----- Close the zip file
  3334.         $this->privCloseFd();
  3335.         $this->privSwapBackMagicQuotes();
  3336.  
  3337.         return $v_result;
  3338.       }
  3339.  
  3340.       // ----- Store the index
  3341.       $v_header['index'] = $i;
  3342.  
  3343.       // ----- Store the file position
  3344.       $v_pos_entry = ftell($this->zip_fd);
  3345.  
  3346.       // ----- Look for the specific extract rules
  3347.       $v_extract = false;
  3348.  
  3349.       // ----- Look for extract by name rule
  3350.       if (   (isset($p_options[PCLZIP_OPT_BY_NAME]))
  3351.           && ($p_options[PCLZIP_OPT_BY_NAME] != 0)) {
  3352.  
  3353.           // ----- Look if the filename is in the list
  3354.           for ($j=0; ($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_extract); $j++) {
  3355.  
  3356.               // ----- Look for a directory
  3357.               if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/") {
  3358.  
  3359.                   // ----- Look if the directory is in the filename path
  3360.                   if (   (strlen($v_header['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
  3361.                       && (substr($v_header['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
  3362.                       $v_extract = true;
  3363.                   }
  3364.               }
  3365.               // ----- Look for a filename
  3366.               elseif ($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
  3367.                   $v_extract = true;
  3368.               }
  3369.           }
  3370.       }
  3371.  
  3372.       // ----- Look for extract by ereg rule
  3373.       // ereg() is deprecated with PHP 5.3
  3374.       /* 
  3375.       else if (   (isset($p_options[PCLZIP_OPT_BY_EREG]))
  3376.                && ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
  3377.  
  3378.           if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header['stored_filename'])) {
  3379.               $v_extract = true;
  3380.           }
  3381.       }
  3382.       */
  3383.  
  3384.       // ----- Look for extract by preg rule
  3385.       else if (   (isset($p_options[PCLZIP_OPT_BY_PREG]))
  3386.                && ($p_options[PCLZIP_OPT_BY_PREG] != "")) {
  3387.  
  3388.           if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header['stored_filename'])) {
  3389.               $v_extract = true;
  3390.           }
  3391.       }
  3392.  
  3393.       // ----- Look for extract by index rule
  3394.       else if (   (isset($p_options[PCLZIP_OPT_BY_INDEX]))
  3395.                && ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) {
  3396.           
  3397.           // ----- Look if the index is in the list
  3398.           for ($j=$j_start; ($j<sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$v_extract); $j++) {
  3399.  
  3400.               if (($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i<=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])) {
  3401.                   $v_extract = true;
  3402.               }
  3403.               if ($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
  3404.                   $j_start = $j+1;
  3405.               }
  3406.  
  3407.               if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start']>$i) {
  3408.                   break;
  3409.               }
  3410.           }
  3411.       }
  3412.  
  3413.       // ----- Look for no rule, which means extract all the archive
  3414.       else {
  3415.           $v_extract = true;
  3416.       }
  3417.  
  3418. 	  // ----- Check compression method
  3419. 	  if (   ($v_extract)
  3420. 	      && (   ($v_header['compression'] != 8)
  3421. 		      && ($v_header['compression'] != 0))) {
  3422.           $v_header['status'] = 'unsupported_compression';
  3423.  
  3424.           // ----- Look for PCLZIP_OPT_STOP_ON_ERROR
  3425.           if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
  3426. 		      && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
  3427.  
  3428.               $this->privSwapBackMagicQuotes();
  3429.               
  3430.               PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION,
  3431. 			                       "Filename '".$v_header['stored_filename']."' is "
  3432. 				  	    	  	   ."compressed by an unsupported compression "
  3433. 				  	    	  	   ."method (".$v_header['compression'].") ");
  3434.  
  3435.               return PclZip::errorCode();
  3436. 		  }
  3437. 	  }
  3438. 	  
  3439. 	  // ----- Check encrypted files
  3440. 	  if (($v_extract) && (($v_header['flag'] & 1) == 1)) {
  3441.           $v_header['status'] = 'unsupported_encryption';
  3442.  
  3443.           // ----- Look for PCLZIP_OPT_STOP_ON_ERROR
  3444.           if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
  3445. 		      && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
  3446.  
  3447.               $this->privSwapBackMagicQuotes();
  3448.  
  3449.               PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
  3450. 			                       "Unsupported encryption for "
  3451. 				  	    	  	   ." filename '".$v_header['stored_filename']
  3452. 								   ."'");
  3453.  
  3454.               return PclZip::errorCode();
  3455. 		  }
  3456.     }
  3457.  
  3458.       // ----- Look for real extraction
  3459.       if (($v_extract) && ($v_header['status'] != 'ok')) {
  3460.           $v_result = $this->privConvertHeader2FileInfo($v_header,
  3461. 		                                        $p_file_list[$v_nb_extracted++]);
  3462.           if ($v_result != 1) {
  3463.               $this->privCloseFd();
  3464.               $this->privSwapBackMagicQuotes();
  3465.               return $v_result;
  3466.           }
  3467.  
  3468.           $v_extract = false;
  3469.       }
  3470.       
  3471.       // ----- Look for real extraction
  3472.       if ($v_extract)
  3473.       {
  3474.  
  3475.         // ----- Go to the file position
  3476.         @rewind($this->zip_fd);
  3477.         if (@fseek($this->zip_fd, $v_header['offset']))
  3478.         {
  3479.           // ----- Close the zip file
  3480.           $this->privCloseFd();
  3481.  
  3482.           $this->privSwapBackMagicQuotes();
  3483.  
  3484.           // ----- Error log
  3485.           PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
  3486.  
  3487.           // ----- Return
  3488.           return PclZip::errorCode();
  3489.         }
  3490.  
  3491.         // ----- Look for extraction as string
  3492.         if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]) {
  3493.  
  3494.           $v_string = '';
  3495.  
  3496.           // ----- Extracting the file
  3497.           $v_result1 = $this->privExtractFileAsString($v_header, $v_string, $p_options);
  3498.           if ($v_result1 < 1) {
  3499.             $this->privCloseFd();
  3500.             $this->privSwapBackMagicQuotes();
  3501.             return $v_result1;
  3502.           }
  3503.  
  3504.           // ----- Get the only interesting attributes
  3505.           if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) != 1)
  3506.           {
  3507.             // ----- Close the zip file
  3508.             $this->privCloseFd();
  3509.             $this->privSwapBackMagicQuotes();
  3510.  
  3511.             return $v_result;
  3512.           }
  3513.  
  3514.           // ----- Set the file content
  3515.           $p_file_list[$v_nb_extracted]['content'] = $v_string;
  3516.  
  3517.           // ----- Next extracted file
  3518.           $v_nb_extracted++;
  3519.           
  3520.           // ----- Look for user callback abort
  3521.           if ($v_result1 == 2) {
  3522.           	break;
  3523.           }
  3524.         }
  3525.         // ----- Look for extraction in standard output
  3526.         elseif (   (isset($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT]))
  3527. 		        && ($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])) {
  3528.           // ----- Extracting the file in standard output
  3529.           $v_result1 = $this->privExtractFileInOutput($v_header, $p_options);
  3530.           if ($v_result1 < 1) {
  3531.             $this->privCloseFd();
  3532.             $this->privSwapBackMagicQuotes();
  3533.             return $v_result1;
  3534.           }
  3535.  
  3536.           // ----- Get the only interesting attributes
  3537.           if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) {
  3538.             $this->privCloseFd();
  3539.             $this->privSwapBackMagicQuotes();
  3540.             return $v_result;
  3541.           }
  3542.  
  3543.           // ----- Look for user callback abort
  3544.           if ($v_result1 == 2) {
  3545.           	break;
  3546.           }
  3547.         }
  3548.         // ----- Look for normal extraction
  3549.         else {
  3550.           // ----- Extracting the file
  3551.           $v_result1 = $this->privExtractFile($v_header,
  3552. 		                                      $p_path, $p_remove_path,
  3553. 											  $p_remove_all_path,
  3554. 											  $p_options);
  3555.           if ($v_result1 < 1) {
  3556.             $this->privCloseFd();
  3557.             $this->privSwapBackMagicQuotes();
  3558.             return $v_result1;
  3559.           }
  3560.  
  3561.           // ----- Get the only interesting attributes
  3562.           if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1)
  3563.           {
  3564.             // ----- Close the zip file
  3565.             $this->privCloseFd();
  3566.             $this->privSwapBackMagicQuotes();
  3567.  
  3568.             return $v_result;
  3569.           }
  3570.  
  3571.           // ----- Look for user callback abort
  3572.           if ($v_result1 == 2) {
  3573.           	break;
  3574.           }
  3575.         }
  3576.       }
  3577.     }
  3578.  
  3579.     // ----- Close the zip file
  3580.     $this->privCloseFd();
  3581.     $this->privSwapBackMagicQuotes();
  3582.  
  3583.     // ----- Return
  3584.     return $v_result;
  3585.   }
  3586.   // --------------------------------------------------------------------------------
  3587.  
  3588.   // --------------------------------------------------------------------------------
  3589.   // Function : privExtractFile()
  3590.   // Description :
  3591.   // Parameters :
  3592.   // Return Values :
  3593.   //
  3594.   // 1 : ... ?
  3595.   // PCLZIP_ERR_USER_ABORTED(2) : User ask for extraction stop in callback
  3596.   // --------------------------------------------------------------------------------
  3597.   function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
  3598.   {
  3599.     $v_result=1;
  3600.  
  3601.     // ----- Read the file header
  3602.     if (($v_result = $this->privReadFileHeader($v_header)) != 1)
  3603.     {
  3604.       // ----- Return
  3605.       return $v_result;
  3606.     }
  3607.  
  3608.  
  3609.     // ----- Check that the file header is coherent with $p_entry info
  3610.     if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
  3611.         // TBC
  3612.     }
  3613.  
  3614.     // ----- Look for all path to remove
  3615.     if ($p_remove_all_path == true) {
  3616.         // ----- Look for folder entry that not need to be extracted
  3617.         if (($p_entry['external']&0x00000010)==0x00000010) {
  3618.  
  3619.             $p_entry['status'] = "filtered";
  3620.  
  3621.             return $v_result;
  3622.         }
  3623.  
  3624.         // ----- Get the basename of the path
  3625.         $p_entry['filename'] = basename($p_entry['filename']);
  3626.     }
  3627.  
  3628.     // ----- Look for path to remove
  3629.     else if ($p_remove_path != "")
  3630.     {
  3631.       if (PclZipUtilPathInclusion($p_remove_path, $p_entry['filename']) == 2)
  3632.       {
  3633.  
  3634.         // ----- Change the file status
  3635.         $p_entry['status'] = "filtered";
  3636.  
  3637.         // ----- Return
  3638.         return $v_result;
  3639.       }
  3640.  
  3641.       $p_remove_path_size = strlen($p_remove_path);
  3642.       if (substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path)
  3643.       {
  3644.  
  3645.         // ----- Remove the path
  3646.         $p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size);
  3647.  
  3648.       }
  3649.     }
  3650.  
  3651.     // ----- Add the path
  3652.     if ($p_path != '') {
  3653.       $p_entry['filename'] = $p_path."/".$p_entry['filename'];
  3654.     }
  3655.     
  3656.     // ----- Check a base_dir_restriction
  3657.     if (isset($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])) {
  3658.       $v_inclusion
  3659.       = PclZipUtilPathInclusion($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION],
  3660.                                 $p_entry['filename']); 
  3661.       if ($v_inclusion == 0) {
  3662.  
  3663.         PclZip::privErrorLog(PCLZIP_ERR_DIRECTORY_RESTRICTION,
  3664. 			                     "Filename '".$p_entry['filename']."' is "
  3665. 								 ."outside PCLZIP_OPT_EXTRACT_DIR_RESTRICTION");
  3666.  
  3667.         return PclZip::errorCode();
  3668.       }
  3669.     }
  3670.  
  3671.     // ----- Look for pre-extract callback
  3672.     if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
  3673.  
  3674.       // ----- Generate a local information
  3675.       $v_local_header = array();
  3676.       $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
  3677.  
  3678.       // ----- Call the callback
  3679.       // Here I do not use call_user_func() because I need to send a reference to the
  3680.       // header.
  3681. //      eval('$v_result = '.$p_options[PCLZIP_CB_PRE_EXTRACT].'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
  3682.       $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header);
  3683.       if ($v_result == 0) {
  3684.         // ----- Change the file status
  3685.         $p_entry['status'] = "skipped";
  3686.         $v_result = 1;
  3687.       }
  3688.       
  3689.       // ----- Look for abort result
  3690.       if ($v_result == 2) {
  3691.         // ----- This status is internal and will be changed in 'skipped'
  3692.         $p_entry['status'] = "aborted";
  3693.       	$v_result = PCLZIP_ERR_USER_ABORTED;
  3694.       }
  3695.  
  3696.       // ----- Update the informations
  3697.       // Only some fields can be modified
  3698.       $p_entry['filename'] = $v_local_header['filename'];
  3699.     }
  3700.  
  3701.  
  3702.     // ----- Look if extraction should be done
  3703.     if ($p_entry['status'] == 'ok') {
  3704.  
  3705.     // ----- Look for specific actions while the file exist
  3706.     if (file_exists($p_entry['filename']))
  3707.     {
  3708.  
  3709.       // ----- Look if file is a directory
  3710.       if (is_dir($p_entry['filename']))
  3711.       {
  3712.  
  3713.         // ----- Change the file status
  3714.         $p_entry['status'] = "already_a_directory";
  3715.         
  3716.         // ----- Look for PCLZIP_OPT_STOP_ON_ERROR
  3717.         // For historical reason first PclZip implementation does not stop
  3718.         // when this kind of error occurs.
  3719.         if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
  3720. 		    && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
  3721.  
  3722.             PclZip::privErrorLog(PCLZIP_ERR_ALREADY_A_DIRECTORY,
  3723. 			                     "Filename '".$p_entry['filename']."' is "
  3724. 								 ."already used by an existing directory");
  3725.  
  3726.             return PclZip::errorCode();
  3727. 		    }
  3728.       }
  3729.       // ----- Look if file is write protected
  3730.       else if (!is_writeable($p_entry['filename']))
  3731.       {
  3732.  
  3733.         // ----- Change the file status
  3734.         $p_entry['status'] = "write_protected";
  3735.  
  3736.         // ----- Look for PCLZIP_OPT_STOP_ON_ERROR
  3737.         // For historical reason first PclZip implementation does not stop
  3738.         // when this kind of error occurs.
  3739.         if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
  3740. 		    && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
  3741.  
  3742.             PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
  3743. 			                     "Filename '".$p_entry['filename']."' exists "
  3744. 								 ."and is write protected");
  3745.  
  3746.             return PclZip::errorCode();
  3747. 		    }
  3748.       }
  3749.  
  3750.       // ----- Look if the extracted file is older
  3751.       else if (filemtime($p_entry['filename']) > $p_entry['mtime'])
  3752.       {
  3753.         // ----- Change the file status
  3754.         if (   (isset($p_options[PCLZIP_OPT_REPLACE_NEWER]))
  3755. 		    && ($p_options[PCLZIP_OPT_REPLACE_NEWER]===true)) {
  3756. 	  	  }
  3757. 		    else {
  3758.             $p_entry['status'] = "newer_exist";
  3759.  
  3760.             // ----- Look for PCLZIP_OPT_STOP_ON_ERROR
  3761.             // For historical reason first PclZip implementation does not stop
  3762.             // when this kind of error occurs.
  3763.             if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
  3764. 		        && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
  3765.  
  3766.                 PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
  3767. 			             "Newer version of '".$p_entry['filename']."' exists "
  3768. 					    ."and option PCLZIP_OPT_REPLACE_NEWER is not selected");
  3769.  
  3770.                 return PclZip::errorCode();
  3771. 		      }
  3772. 		    }
  3773.       }
  3774.       else {
  3775.       }
  3776.     }
  3777.  
  3778.     // ----- Check the directory availability and create it if necessary
  3779.     else {
  3780.       if ((($p_entry['external']&0x00000010)==0x00000010) || (substr($p_entry['filename'], -1) == '/'))
  3781.         $v_dir_to_check = $p_entry['filename'];
  3782.       else if (!strstr($p_entry['filename'], "/"))
  3783.         $v_dir_to_check = "";
  3784.       else
  3785.         $v_dir_to_check = dirname($p_entry['filename']);
  3786.  
  3787.         if (($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external']&0x00000010)==0x00000010))) != 1) {
  3788.   
  3789.           // ----- Change the file status
  3790.           $p_entry['status'] = "path_creation_fail";
  3791.   
  3792.           // ----- Return
  3793.           //return $v_result;
  3794.           $v_result = 1;
  3795.         }
  3796.       }
  3797.     }
  3798.  
  3799.     // ----- Look if extraction should be done
  3800.     if ($p_entry['status'] == 'ok') {
  3801.  
  3802.       // ----- Do the extraction (if not a folder)
  3803.       if (!(($p_entry['external']&0x00000010)==0x00000010))
  3804.       {
  3805.         // ----- Look for not compressed file
  3806.         if ($p_entry['compression'] == 0) {
  3807.  
  3808.     		  // ----- Opening destination file
  3809.           if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0)
  3810.           {
  3811.  
  3812.             // ----- Change the file status
  3813.             $p_entry['status'] = "write_error";
  3814.  
  3815.             // ----- Return
  3816.             return $v_result;
  3817.           }
  3818.  
  3819.  
  3820.           // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks
  3821.           $v_size = $p_entry['compressed_size'];
  3822.           while ($v_size != 0)
  3823.           {
  3824.             $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  3825.             $v_buffer = @fread($this->zip_fd, $v_read_size);
  3826.             /* Try to speed up the code
  3827.             $v_binary_data = pack('a'.$v_read_size, $v_buffer);
  3828.             @fwrite($v_dest_file, $v_binary_data, $v_read_size);
  3829.             */
  3830.             @fwrite($v_dest_file, $v_buffer, $v_read_size);            
  3831.             $v_size -= $v_read_size;
  3832.           }
  3833.  
  3834.           // ----- Closing the destination file
  3835.           fclose($v_dest_file);
  3836.  
  3837.           // ----- Change the file mtime
  3838.           touch($p_entry['filename'], $p_entry['mtime']);
  3839.           
  3840.  
  3841.         }
  3842.         else {
  3843.           // ----- TBC
  3844.           // Need to be finished
  3845.           if (($p_entry['flag'] & 1) == 1) {
  3846.             PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, 'File \''.$p_entry['filename'].'\' is encrypted. Encrypted files are not supported.');
  3847.             return PclZip::errorCode();
  3848.           }
  3849.  
  3850.  
  3851.           // ----- Look for using temporary file to unzip
  3852.           if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) 
  3853.               && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON])
  3854.                   || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
  3855.                       && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_entry['size'])) ) ) {
  3856.             $v_result = $this->privExtractFileUsingTempFile($p_entry, $p_options);
  3857.             if ($v_result < PCLZIP_ERR_NO_ERROR) {
  3858.               return $v_result;
  3859.             }
  3860.           }
  3861.           
  3862.           // ----- Look for extract in memory
  3863.           else {
  3864.  
  3865.           
  3866.             // ----- Read the compressed file in a buffer (one shot)
  3867.             $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
  3868.             
  3869.             // ----- Decompress the file
  3870.             $v_file_content = @gzinflate($v_buffer);
  3871.             unset($v_buffer);
  3872.             if ($v_file_content === FALSE) {
  3873.   
  3874.               // ----- Change the file status
  3875.               // TBC
  3876.               $p_entry['status'] = "error";
  3877.               
  3878.               return $v_result;
  3879.             }
  3880.             
  3881.             // ----- Opening destination file
  3882.             if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) {
  3883.   
  3884.               // ----- Change the file status
  3885.               $p_entry['status'] = "write_error";
  3886.   
  3887.               return $v_result;
  3888.             }
  3889.   
  3890.             // ----- Write the uncompressed data
  3891.             @fwrite($v_dest_file, $v_file_content, $p_entry['size']);
  3892.             unset($v_file_content);
  3893.   
  3894.             // ----- Closing the destination file
  3895.             @fclose($v_dest_file);
  3896.             
  3897.           }
  3898.  
  3899.           // ----- Change the file mtime
  3900.           @touch($p_entry['filename'], $p_entry['mtime']);
  3901.         }
  3902.  
  3903.         // ----- Look for chmod option
  3904.         if (isset($p_options[PCLZIP_OPT_SET_CHMOD])) {
  3905.  
  3906.           // ----- Change the mode of the file
  3907.           @chmod($p_entry['filename'], $p_options[PCLZIP_OPT_SET_CHMOD]);
  3908.         }
  3909.  
  3910.       }
  3911.     }
  3912.  
  3913.   	// ----- Change abort status
  3914.   	if ($p_entry['status'] == "aborted") {
  3915.         $p_entry['status'] = "skipped";
  3916.   	}
  3917. 	
  3918.     // ----- Look for post-extract callback
  3919.     elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
  3920.  
  3921.       // ----- Generate a local information
  3922.       $v_local_header = array();
  3923.       $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
  3924.  
  3925.       // ----- Call the callback
  3926.       // Here I do not use call_user_func() because I need to send a reference to the
  3927.       // header.
  3928. //      eval('$v_result = '.$p_options[PCLZIP_CB_POST_EXTRACT].'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
  3929.       $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header);
  3930.  
  3931.       // ----- Look for abort result
  3932.       if ($v_result == 2) {
  3933.       	$v_result = PCLZIP_ERR_USER_ABORTED;
  3934.       }
  3935.     }
  3936.  
  3937.     // ----- Return
  3938.     return $v_result;
  3939.   }
  3940.   // --------------------------------------------------------------------------------
  3941.  
  3942.   // --------------------------------------------------------------------------------
  3943.   // Function : privExtractFileUsingTempFile()
  3944.   // Description :
  3945.   // Parameters :
  3946.   // Return Values :
  3947.   // --------------------------------------------------------------------------------
  3948.   function privExtractFileUsingTempFile(&$p_entry, &$p_options)
  3949.   {
  3950.     $v_result=1;
  3951.         
  3952.     // ----- Creates a temporary file
  3953.     $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz';
  3954.     if (($v_dest_file = @fopen($v_gzip_temp_name, "wb")) == 0) {
  3955.       fclose($v_file);
  3956.       PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode');
  3957.       return PclZip::errorCode();
  3958.     }
  3959.  
  3960.  
  3961.     // ----- Write gz file format header
  3962.     $v_binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($p_entry['compression']), Chr(0x00), time(), Chr(0x00), Chr(3));
  3963.     @fwrite($v_dest_file, $v_binary_data, 10);
  3964.  
  3965.     // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks
  3966.     $v_size = $p_entry['compressed_size'];
  3967.     while ($v_size != 0)
  3968.     {
  3969.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  3970.       $v_buffer = @fread($this->zip_fd, $v_read_size);
  3971.       //$v_binary_data = pack('a'.$v_read_size, $v_buffer);
  3972.       @fwrite($v_dest_file, $v_buffer, $v_read_size);
  3973.       $v_size -= $v_read_size;
  3974.     }
  3975.  
  3976.     // ----- Write gz file format footer
  3977.     $v_binary_data = pack('VV', $p_entry['crc'], $p_entry['size']);
  3978.     @fwrite($v_dest_file, $v_binary_data, 8);
  3979.  
  3980.     // ----- Close the temporary file
  3981.     @fclose($v_dest_file);
  3982.  
  3983.     // ----- Opening destination file
  3984.     if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) {
  3985.       $p_entry['status'] = "write_error";
  3986.       return $v_result;
  3987.     }
  3988.  
  3989.     // ----- Open the temporary gz file
  3990.     if (($v_src_file = @gzopen($v_gzip_temp_name, 'rb')) == 0) {
  3991.       @fclose($v_dest_file);
  3992.       $p_entry['status'] = "read_error";
  3993.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode');
  3994.       return PclZip::errorCode();
  3995.     }
  3996.  
  3997.  
  3998.     // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks
  3999.     $v_size = $p_entry['size'];
  4000.     while ($v_size != 0) {
  4001.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  4002.       $v_buffer = @gzread($v_src_file, $v_read_size);
  4003.       //$v_binary_data = pack('a'.$v_read_size, $v_buffer);
  4004.       @fwrite($v_dest_file, $v_buffer, $v_read_size);
  4005.       $v_size -= $v_read_size;
  4006.     }
  4007.     @fclose($v_dest_file);
  4008.     @gzclose($v_src_file);
  4009.  
  4010.     // ----- Delete the temporary file
  4011.     @unlink($v_gzip_temp_name);
  4012.     
  4013.     // ----- Return
  4014.     return $v_result;
  4015.   }
  4016.   // --------------------------------------------------------------------------------
  4017.  
  4018.   // --------------------------------------------------------------------------------
  4019.   // Function : privExtractFileInOutput()
  4020.   // Description :
  4021.   // Parameters :
  4022.   // Return Values :
  4023.   // --------------------------------------------------------------------------------
  4024.   function privExtractFileInOutput(&$p_entry, &$p_options)
  4025.   {
  4026.     $v_result=1;
  4027.  
  4028.     // ----- Read the file header
  4029.     if (($v_result = $this->privReadFileHeader($v_header)) != 1) {
  4030.       return $v_result;
  4031.     }
  4032.  
  4033.  
  4034.     // ----- Check that the file header is coherent with $p_entry info
  4035.     if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
  4036.         // TBC
  4037.     }
  4038.  
  4039.     // ----- Look for pre-extract callback
  4040.     if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
  4041.  
  4042.       // ----- Generate a local information
  4043.       $v_local_header = array();
  4044.       $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
  4045.  
  4046.       // ----- Call the callback
  4047.       // Here I do not use call_user_func() because I need to send a reference to the
  4048.       // header.
  4049. //      eval('$v_result = '.$p_options[PCLZIP_CB_PRE_EXTRACT].'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
  4050.       $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header);
  4051.       if ($v_result == 0) {
  4052.         // ----- Change the file status
  4053.         $p_entry['status'] = "skipped";
  4054.         $v_result = 1;
  4055.       }
  4056.  
  4057.       // ----- Look for abort result
  4058.       if ($v_result == 2) {
  4059.         // ----- This status is internal and will be changed in 'skipped'
  4060.         $p_entry['status'] = "aborted";
  4061.       	$v_result = PCLZIP_ERR_USER_ABORTED;
  4062.       }
  4063.  
  4064.       // ----- Update the informations
  4065.       // Only some fields can be modified
  4066.       $p_entry['filename'] = $v_local_header['filename'];
  4067.     }
  4068.  
  4069.     // ----- Trace
  4070.  
  4071.     // ----- Look if extraction should be done
  4072.     if ($p_entry['status'] == 'ok') {
  4073.  
  4074.       // ----- Do the extraction (if not a folder)
  4075.       if (!(($p_entry['external']&0x00000010)==0x00000010)) {
  4076.         // ----- Look for not compressed file
  4077.         if ($p_entry['compressed_size'] == $p_entry['size']) {
  4078.  
  4079.           // ----- Read the file in a buffer (one shot)
  4080.           $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
  4081.  
  4082.           // ----- Send the file to the output
  4083.           echo $v_buffer;
  4084.           unset($v_buffer);
  4085.         }
  4086.         else {
  4087.  
  4088.           // ----- Read the compressed file in a buffer (one shot)
  4089.           $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
  4090.           
  4091.           // ----- Decompress the file
  4092.           $v_file_content = gzinflate($v_buffer);
  4093.           unset($v_buffer);
  4094.  
  4095.           // ----- Send the file to the output
  4096.           echo $v_file_content;
  4097.           unset($v_file_content);
  4098.         }
  4099.       }
  4100.     }
  4101.  
  4102. 	// ----- Change abort status
  4103. 	if ($p_entry['status'] == "aborted") {
  4104.       $p_entry['status'] = "skipped";
  4105. 	}
  4106.  
  4107.     // ----- Look for post-extract callback
  4108.     elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
  4109.  
  4110.       // ----- Generate a local information
  4111.       $v_local_header = array();
  4112.       $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
  4113.  
  4114.       // ----- Call the callback
  4115.       // Here I do not use call_user_func() because I need to send a reference to the
  4116.       // header.
  4117. //      eval('$v_result = '.$p_options[PCLZIP_CB_POST_EXTRACT].'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
  4118.       $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header);
  4119.  
  4120.       // ----- Look for abort result
  4121.       if ($v_result == 2) {
  4122.       	$v_result = PCLZIP_ERR_USER_ABORTED;
  4123.       }
  4124.     }
  4125.  
  4126.     return $v_result;
  4127.   }
  4128.   // --------------------------------------------------------------------------------
  4129.  
  4130.   // --------------------------------------------------------------------------------
  4131.   // Function : privExtractFileAsString()
  4132.   // Description :
  4133.   // Parameters :
  4134.   // Return Values :
  4135.   // --------------------------------------------------------------------------------
  4136.   function privExtractFileAsString(&$p_entry, &$p_string, &$p_options)
  4137.   {
  4138.     $v_result=1;
  4139.  
  4140.     // ----- Read the file header
  4141.     $v_header = array();
  4142.     if (($v_result = $this->privReadFileHeader($v_header)) != 1)
  4143.     {
  4144.       // ----- Return
  4145.       return $v_result;
  4146.     }
  4147.  
  4148.  
  4149.     // ----- Check that the file header is coherent with $p_entry info
  4150.     if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
  4151.         // TBC
  4152.     }
  4153.  
  4154.     // ----- Look for pre-extract callback
  4155.     if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
  4156.  
  4157.       // ----- Generate a local information
  4158.       $v_local_header = array();
  4159.       $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
  4160.  
  4161.       // ----- Call the callback
  4162.       // Here I do not use call_user_func() because I need to send a reference to the
  4163.       // header.
  4164. //      eval('$v_result = '.$p_options[PCLZIP_CB_PRE_EXTRACT].'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
  4165.       $v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT, $v_local_header);
  4166.       if ($v_result == 0) {
  4167.         // ----- Change the file status
  4168.         $p_entry['status'] = "skipped";
  4169.         $v_result = 1;
  4170.       }
  4171.       
  4172.       // ----- Look for abort result
  4173.       if ($v_result == 2) {
  4174.         // ----- This status is internal and will be changed in 'skipped'
  4175.         $p_entry['status'] = "aborted";
  4176.       	$v_result = PCLZIP_ERR_USER_ABORTED;
  4177.       }
  4178.  
  4179.       // ----- Update the informations
  4180.       // Only some fields can be modified
  4181.       $p_entry['filename'] = $v_local_header['filename'];
  4182.     }
  4183.  
  4184.  
  4185.     // ----- Look if extraction should be done
  4186.     if ($p_entry['status'] == 'ok') {
  4187.  
  4188.       // ----- Do the extraction (if not a folder)
  4189.       if (!(($p_entry['external']&0x00000010)==0x00000010)) {
  4190.         // ----- Look for not compressed file
  4191.   //      if ($p_entry['compressed_size'] == $p_entry['size'])
  4192.         if ($p_entry['compression'] == 0) {
  4193.   
  4194.           // ----- Reading the file
  4195.           $p_string = @fread($this->zip_fd, $p_entry['compressed_size']);
  4196.         }
  4197.         else {
  4198.   
  4199.           // ----- Reading the file
  4200.           $v_data = @fread($this->zip_fd, $p_entry['compressed_size']);
  4201.           
  4202.           // ----- Decompress the file
  4203.           if (($p_string = @gzinflate($v_data)) === FALSE) {
  4204.               // TBC
  4205.           }
  4206.         }
  4207.   
  4208.         // ----- Trace
  4209.       }
  4210.       else {
  4211.           // TBC : error : can not extract a folder in a string
  4212.       }
  4213.       
  4214.     }
  4215.  
  4216.   	// ----- Change abort status
  4217.   	if ($p_entry['status'] == "aborted") {
  4218.         $p_entry['status'] = "skipped";
  4219.   	}
  4220. 	
  4221.     // ----- Look for post-extract callback
  4222.     elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
  4223.  
  4224.       // ----- Generate a local information
  4225.       $v_local_header = array();
  4226.       $this->privConvertHeader2FileInfo($p_entry, $v_local_header);
  4227.       
  4228.       // ----- Swap the content to header
  4229.       $v_local_header['content'] = $p_string;
  4230.       $p_string = '';
  4231.  
  4232.       // ----- Call the callback
  4233.       // Here I do not use call_user_func() because I need to send a reference to the
  4234.       // header.
  4235. //      eval('$v_result = '.$p_options[PCLZIP_CB_POST_EXTRACT].'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
  4236.       $v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT, $v_local_header);
  4237.  
  4238.       // ----- Swap back the content to header
  4239.       $p_string = $v_local_header['content'];
  4240.       unset($v_local_header['content']);
  4241.  
  4242.       // ----- Look for abort result
  4243.       if ($v_result == 2) {
  4244.       	$v_result = PCLZIP_ERR_USER_ABORTED;
  4245.       }
  4246.     }
  4247.  
  4248.     // ----- Return
  4249.     return $v_result;
  4250.   }
  4251.   // --------------------------------------------------------------------------------
  4252.  
  4253.   // --------------------------------------------------------------------------------
  4254.   // Function : privReadFileHeader()
  4255.   // Description :
  4256.   // Parameters :
  4257.   // Return Values :
  4258.   // --------------------------------------------------------------------------------
  4259.   function privReadFileHeader(&$p_header)
  4260.   {
  4261.     $v_result=1;
  4262.  
  4263.     // ----- Read the 4 bytes signature
  4264.     $v_binary_data = @fread($this->zip_fd, 4);
  4265.     $v_data = unpack('Vid', $v_binary_data);
  4266.  
  4267.     // ----- Check signature
  4268.     if ($v_data['id'] != 0x04034b50)
  4269.     {
  4270.  
  4271.       // ----- Error log
  4272.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
  4273.  
  4274.       // ----- Return
  4275.       return PclZip::errorCode();
  4276.     }
  4277.  
  4278.     // ----- Read the first 42 bytes of the header
  4279.     $v_binary_data = fread($this->zip_fd, 26);
  4280.  
  4281.     // ----- Look for invalid block size
  4282.     if (strlen($v_binary_data) != 26)
  4283.     {
  4284.       $p_header['filename'] = "";
  4285.       $p_header['status'] = "invalid_header";
  4286.  
  4287.       // ----- Error log
  4288.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data));
  4289.  
  4290.       // ----- Return
  4291.       return PclZip::errorCode();
  4292.     }
  4293.  
  4294.     // ----- Extract the values
  4295.     $v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $v_binary_data);
  4296.  
  4297.     // ----- Get filename
  4298.     $p_header['filename'] = fread($this->zip_fd, $v_data['filename_len']);
  4299.  
  4300.     // ----- Get extra_fields
  4301.     if ($v_data['extra_len'] != 0) {
  4302.       $p_header['extra'] = fread($this->zip_fd, $v_data['extra_len']);
  4303.     }
  4304.     else {
  4305.       $p_header['extra'] = '';
  4306.     }
  4307.  
  4308.     // ----- Extract properties
  4309.     $p_header['version_extracted'] = $v_data['version'];
  4310.     $p_header['compression'] = $v_data['compression'];
  4311.     $p_header['size'] = $v_data['size'];
  4312.     $p_header['compressed_size'] = $v_data['compressed_size'];
  4313.     $p_header['crc'] = $v_data['crc'];
  4314.     $p_header['flag'] = $v_data['flag'];
  4315.     $p_header['filename_len'] = $v_data['filename_len'];
  4316.  
  4317.     // ----- Recuperate date in UNIX format
  4318.     $p_header['mdate'] = $v_data['mdate'];
  4319.     $p_header['mtime'] = $v_data['mtime'];
  4320.     if ($p_header['mdate'] && $p_header['mtime'])
  4321.     {
  4322.       // ----- Extract time
  4323.       $v_hour = ($p_header['mtime'] & 0xF800) >> 11;
  4324.       $v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
  4325.       $v_seconde = ($p_header['mtime'] & 0x001F)*2;
  4326.  
  4327.       // ----- Extract date
  4328.       $v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
  4329.       $v_month = ($p_header['mdate'] & 0x01E0) >> 5;
  4330.       $v_day = $p_header['mdate'] & 0x001F;
  4331.  
  4332.       // ----- Get UNIX date format
  4333.       $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
  4334.  
  4335.     }
  4336.     else
  4337.     {
  4338.       $p_header['mtime'] = time();
  4339.     }
  4340.  
  4341.     // TBC
  4342.     //for(reset($v_data); $key = key($v_data); next($v_data)) {
  4343.     //}
  4344.  
  4345.     // ----- Set the stored filename
  4346.     $p_header['stored_filename'] = $p_header['filename'];
  4347.  
  4348.     // ----- Set the status field
  4349.     $p_header['status'] = "ok";
  4350.  
  4351.     // ----- Return
  4352.     return $v_result;
  4353.   }
  4354.   // --------------------------------------------------------------------------------
  4355.  
  4356.   // --------------------------------------------------------------------------------
  4357.   // Function : privReadCentralFileHeader()
  4358.   // Description :
  4359.   // Parameters :
  4360.   // Return Values :
  4361.   // --------------------------------------------------------------------------------
  4362.   function privReadCentralFileHeader(&$p_header)
  4363.   {
  4364.     $v_result=1;
  4365.  
  4366.     // ----- Read the 4 bytes signature
  4367.     $v_binary_data = @fread($this->zip_fd, 4);
  4368.     $v_data = unpack('Vid', $v_binary_data);
  4369.  
  4370.     // ----- Check signature
  4371.     if ($v_data['id'] != 0x02014b50)
  4372.     {
  4373.  
  4374.       // ----- Error log
  4375.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
  4376.  
  4377.       // ----- Return
  4378.       return PclZip::errorCode();
  4379.     }
  4380.  
  4381.     // ----- Read the first 42 bytes of the header
  4382.     $v_binary_data = fread($this->zip_fd, 42);
  4383.  
  4384.     // ----- Look for invalid block size
  4385.     if (strlen($v_binary_data) != 42)
  4386.     {
  4387.       $p_header['filename'] = "";
  4388.       $p_header['status'] = "invalid_header";
  4389.  
  4390.       // ----- Error log
  4391.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data));
  4392.  
  4393.       // ----- Return
  4394.       return PclZip::errorCode();
  4395.     }
  4396.  
  4397.     // ----- Extract the values
  4398.     $p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset', $v_binary_data);
  4399.  
  4400.     // ----- Get filename
  4401.     if ($p_header['filename_len'] != 0)
  4402.       $p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']);
  4403.     else
  4404.       $p_header['filename'] = '';
  4405.  
  4406.     // ----- Get extra
  4407.     if ($p_header['extra_len'] != 0)
  4408.       $p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']);
  4409.     else
  4410.       $p_header['extra'] = '';
  4411.  
  4412.     // ----- Get comment
  4413.     if ($p_header['comment_len'] != 0)
  4414.       $p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']);
  4415.     else
  4416.       $p_header['comment'] = '';
  4417.  
  4418.     // ----- Extract properties
  4419.  
  4420.     // ----- Recuperate date in UNIX format
  4421.     //if ($p_header['mdate'] && $p_header['mtime'])
  4422.     // TBC : bug : this was ignoring time with 0/0/0
  4423.     if (1)
  4424.     {
  4425.       // ----- Extract time
  4426.       $v_hour = ($p_header['mtime'] & 0xF800) >> 11;
  4427.       $v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
  4428.       $v_seconde = ($p_header['mtime'] & 0x001F)*2;
  4429.  
  4430.       // ----- Extract date
  4431.       $v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
  4432.       $v_month = ($p_header['mdate'] & 0x01E0) >> 5;
  4433.       $v_day = $p_header['mdate'] & 0x001F;
  4434.  
  4435.       // ----- Get UNIX date format
  4436.       $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
  4437.  
  4438.     }
  4439.     else
  4440.     {
  4441.       $p_header['mtime'] = time();
  4442.     }
  4443.  
  4444.     // ----- Set the stored filename
  4445.     $p_header['stored_filename'] = $p_header['filename'];
  4446.  
  4447.     // ----- Set default status to ok
  4448.     $p_header['status'] = 'ok';
  4449.  
  4450.     // ----- Look if it is a directory
  4451.     if (substr($p_header['filename'], -1) == '/') {
  4452.       //$p_header['external'] = 0x41FF0010;
  4453.       $p_header['external'] = 0x00000010;
  4454.     }
  4455.  
  4456.  
  4457.     // ----- Return
  4458.     return $v_result;
  4459.   }
  4460.   // --------------------------------------------------------------------------------
  4461.  
  4462.   // --------------------------------------------------------------------------------
  4463.   // Function : privCheckFileHeaders()
  4464.   // Description :
  4465.   // Parameters :
  4466.   // Return Values :
  4467.   //   1 on success,
  4468.   //   0 on error;
  4469.   // --------------------------------------------------------------------------------
  4470.   function privCheckFileHeaders(&$p_local_header, &$p_central_header)
  4471.   {
  4472.     $v_result=1;
  4473.  
  4474.   	// ----- Check the static values
  4475.   	// TBC
  4476.   	if ($p_local_header['filename'] != $p_central_header['filename']) {
  4477.   	}
  4478.   	if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']) {
  4479.   	}
  4480.   	if ($p_local_header['flag'] != $p_central_header['flag']) {
  4481.   	}
  4482.   	if ($p_local_header['compression'] != $p_central_header['compression']) {
  4483.   	}
  4484.   	if ($p_local_header['mtime'] != $p_central_header['mtime']) {
  4485.   	}
  4486.   	if ($p_local_header['filename_len'] != $p_central_header['filename_len']) {
  4487.   	}
  4488.   
  4489.   	// ----- Look for flag bit 3
  4490.   	if (($p_local_header['flag'] & 8) == 8) {
  4491.           $p_local_header['size'] = $p_central_header['size'];
  4492.           $p_local_header['compressed_size'] = $p_central_header['compressed_size'];
  4493.           $p_local_header['crc'] = $p_central_header['crc'];
  4494.   	}
  4495.  
  4496.     // ----- Return
  4497.     return $v_result;
  4498.   }
  4499.   // --------------------------------------------------------------------------------
  4500.  
  4501.   // --------------------------------------------------------------------------------
  4502.   // Function : privReadEndCentralDir()
  4503.   // Description :
  4504.   // Parameters :
  4505.   // Return Values :
  4506.   // --------------------------------------------------------------------------------
  4507.   function privReadEndCentralDir(&$p_central_dir)
  4508.   {
  4509.     $v_result=1;
  4510.  
  4511.     // ----- Go to the end of the zip file
  4512.     $v_size = filesize($this->zipname);
  4513.     @fseek($this->zip_fd, $v_size);
  4514.     if (@ftell($this->zip_fd) != $v_size)
  4515.     {
  4516.       // ----- Error log
  4517.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to go to the end of the archive \''.$this->zipname.'\'');
  4518.  
  4519.       // ----- Return
  4520.       return PclZip::errorCode();
  4521.     }
  4522.  
  4523.     // ----- First try : look if this is an archive with no commentaries (most of the time)
  4524.     // in this case the end of central dir is at 22 bytes of the file end
  4525.     $v_found = 0;
  4526.     if ($v_size > 26) {
  4527.       @fseek($this->zip_fd, $v_size-22);
  4528.       if (($v_pos = @ftell($this->zip_fd)) != ($v_size-22))
  4529.       {
  4530.         // ----- Error log
  4531.         PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \''.$this->zipname.'\'');
  4532.  
  4533.         // ----- Return
  4534.         return PclZip::errorCode();
  4535.       }
  4536.  
  4537.       // ----- Read for bytes
  4538.       $v_binary_data = @fread($this->zip_fd, 4);
  4539.       $v_data = @unpack('Vid', $v_binary_data);
  4540.  
  4541.       // ----- Check signature
  4542.       if ($v_data['id'] == 0x06054b50) {
  4543.         $v_found = 1;
  4544.       }
  4545.  
  4546.       $v_pos = ftell($this->zip_fd);
  4547.     }
  4548.  
  4549.     // ----- Go back to the maximum possible size of the Central Dir End Record
  4550.     if (!$v_found) {
  4551.       $v_maximum_size = 65557; // 0xFFFF + 22;
  4552.       if ($v_maximum_size > $v_size)
  4553.         $v_maximum_size = $v_size;
  4554.       @fseek($this->zip_fd, $v_size-$v_maximum_size);
  4555.       if (@ftell($this->zip_fd) != ($v_size-$v_maximum_size))
  4556.       {
  4557.         // ----- Error log
  4558.         PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \''.$this->zipname.'\'');
  4559.  
  4560.         // ----- Return
  4561.         return PclZip::errorCode();
  4562.       }
  4563.  
  4564.       // ----- Read byte per byte in order to find the signature
  4565.       $v_pos = ftell($this->zip_fd);
  4566.       $v_bytes = 0x00000000;
  4567.       while ($v_pos < $v_size)
  4568.       {
  4569.         // ----- Read a byte
  4570.         $v_byte = @fread($this->zip_fd, 1);
  4571.  
  4572.         // -----  Add the byte
  4573.         //$v_bytes = ($v_bytes << 8) | Ord($v_byte);
  4574.         // Note we mask the old value down such that once shifted we can never end up with more than a 32bit number 
  4575.         // Otherwise on systems where we have 64bit integers the check below for the magic number will fail. 
  4576.         $v_bytes = ( ($v_bytes & 0xFFFFFF) << 8) | Ord($v_byte); 
  4577.  
  4578.         // ----- Compare the bytes
  4579.         if ($v_bytes == 0x504b0506)
  4580.         {
  4581.           $v_pos++;
  4582.           break;
  4583.         }
  4584.  
  4585.         $v_pos++;
  4586.       }
  4587.  
  4588.       // ----- Look if not found end of central dir
  4589.       if ($v_pos == $v_size)
  4590.       {
  4591.  
  4592.         // ----- Error log
  4593.         PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Unable to find End of Central Dir Record signature");
  4594.  
  4595.         // ----- Return
  4596.         return PclZip::errorCode();
  4597.       }
  4598.     }
  4599.  
  4600.     // ----- Read the first 18 bytes of the header
  4601.     $v_binary_data = fread($this->zip_fd, 18);
  4602.  
  4603.     // ----- Look for invalid block size
  4604.     if (strlen($v_binary_data) != 18)
  4605.     {
  4606.  
  4607.       // ----- Error log
  4608.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid End of Central Dir Record size : ".strlen($v_binary_data));
  4609.  
  4610.       // ----- Return
  4611.       return PclZip::errorCode();
  4612.     }
  4613.  
  4614.     // ----- Extract the values
  4615.     $v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $v_binary_data);
  4616.  
  4617.     // ----- Check the global size
  4618.     if (($v_pos + $v_data['comment_size'] + 18) != $v_size) {
  4619.  
  4620. 	  // ----- Removed in release 2.2 see readme file
  4621. 	  // The check of the file size is a little too strict.
  4622. 	  // Some bugs where found when a zip is encrypted/decrypted with 'crypt'.
  4623. 	  // While decrypted, zip has training 0 bytes
  4624. 	  if (0) {
  4625.       // ----- Error log
  4626.       PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
  4627. 	                       'The central dir is not at the end of the archive.'
  4628. 						   .' Some trailing bytes exists after the archive.');
  4629.  
  4630.       // ----- Return
  4631.       return PclZip::errorCode();
  4632. 	  }
  4633.     }
  4634.  
  4635.     // ----- Get comment
  4636.     if ($v_data['comment_size'] != 0) {
  4637.       $p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']);
  4638.     }
  4639.     else
  4640.       $p_central_dir['comment'] = '';
  4641.  
  4642.     $p_central_dir['entries'] = $v_data['entries'];
  4643.     $p_central_dir['disk_entries'] = $v_data['disk_entries'];
  4644.     $p_central_dir['offset'] = $v_data['offset'];
  4645.     $p_central_dir['size'] = $v_data['size'];
  4646.     $p_central_dir['disk'] = $v_data['disk'];
  4647.     $p_central_dir['disk_start'] = $v_data['disk_start'];
  4648.  
  4649.     // TBC
  4650.     //for(reset($p_central_dir); $key = key($p_central_dir); next($p_central_dir)) {
  4651.     //}
  4652.  
  4653.     // ----- Return
  4654.     return $v_result;
  4655.   }
  4656.   // --------------------------------------------------------------------------------
  4657.  
  4658.   // --------------------------------------------------------------------------------
  4659.   // Function : privDeleteByRule()
  4660.   // Description :
  4661.   // Parameters :
  4662.   // Return Values :
  4663.   // --------------------------------------------------------------------------------
  4664.   function privDeleteByRule(&$p_result_list, &$p_options)
  4665.   {
  4666.     $v_result=1;
  4667.     $v_list_detail = array();
  4668.  
  4669.     // ----- Open the zip file
  4670.     if (($v_result=$this->privOpenFd('rb')) != 1)
  4671.     {
  4672.       // ----- Return
  4673.       return $v_result;
  4674.     }
  4675.  
  4676.     // ----- Read the central directory informations
  4677.     $v_central_dir = array();
  4678.     if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
  4679.     {
  4680.       $this->privCloseFd();
  4681.       return $v_result;
  4682.     }
  4683.  
  4684.     // ----- Go to beginning of File
  4685.     @rewind($this->zip_fd);
  4686.  
  4687.     // ----- Scan all the files
  4688.     // ----- Start at beginning of Central Dir
  4689.     $v_pos_entry = $v_central_dir['offset'];
  4690.     @rewind($this->zip_fd);
  4691.     if (@fseek($this->zip_fd, $v_pos_entry))
  4692.     {
  4693.       // ----- Close the zip file
  4694.       $this->privCloseFd();
  4695.  
  4696.       // ----- Error log
  4697.       PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
  4698.  
  4699.       // ----- Return
  4700.       return PclZip::errorCode();
  4701.     }
  4702.  
  4703.     // ----- Read each entry
  4704.     $v_header_list = array();
  4705.     $j_start = 0;
  4706.     for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++)
  4707.     {
  4708.  
  4709.       // ----- Read the file header
  4710.       $v_header_list[$v_nb_extracted] = array();
  4711.       if (($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) != 1)
  4712.       {
  4713.         // ----- Close the zip file
  4714.         $this->privCloseFd();
  4715.  
  4716.         return $v_result;
  4717.       }
  4718.  
  4719.  
  4720.       // ----- Store the index
  4721.       $v_header_list[$v_nb_extracted]['index'] = $i;
  4722.  
  4723.       // ----- Look for the specific extract rules
  4724.       $v_found = false;
  4725.  
  4726.       // ----- Look for extract by name rule
  4727.       if (   (isset($p_options[PCLZIP_OPT_BY_NAME]))
  4728.           && ($p_options[PCLZIP_OPT_BY_NAME] != 0)) {
  4729.  
  4730.           // ----- Look if the filename is in the list
  4731.           for ($j=0; ($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_found); $j++) {
  4732.  
  4733.               // ----- Look for a directory
  4734.               if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/") {
  4735.  
  4736.                   // ----- Look if the directory is in the filename path
  4737.                   if (   (strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
  4738.                       && (substr($v_header_list[$v_nb_extracted]['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
  4739.                       $v_found = true;
  4740.                   }
  4741.                   elseif (   (($v_header_list[$v_nb_extracted]['external']&0x00000010)==0x00000010) /* Indicates a folder */
  4742.                           && ($v_header_list[$v_nb_extracted]['stored_filename'].'/' == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
  4743.                       $v_found = true;
  4744.                   }
  4745.               }
  4746.               // ----- Look for a filename
  4747.               elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
  4748.                   $v_found = true;
  4749.               }
  4750.           }
  4751.       }
  4752.  
  4753.       // ----- Look for extract by ereg rule
  4754.       // ereg() is deprecated with PHP 5.3
  4755.       /*
  4756.       else if (   (isset($p_options[PCLZIP_OPT_BY_EREG]))
  4757.                && ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
  4758.  
  4759.           if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header_list[$v_nb_extracted]['stored_filename'])) {
  4760.               $v_found = true;
  4761.           }
  4762.       }
  4763.       */
  4764.  
  4765.       // ----- Look for extract by preg rule
  4766.       else if (   (isset($p_options[PCLZIP_OPT_BY_PREG]))
  4767.                && ($p_options[PCLZIP_OPT_BY_PREG] != "")) {
  4768.  
  4769.           if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header_list[$v_nb_extracted]['stored_filename'])) {
  4770.               $v_found = true;
  4771.           }
  4772.       }
  4773.  
  4774.       // ----- Look for extract by index rule
  4775.       else if (   (isset($p_options[PCLZIP_OPT_BY_INDEX]))
  4776.                && ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) {
  4777.  
  4778.           // ----- Look if the index is in the list
  4779.           for ($j=$j_start; ($j<sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$v_found); $j++) {
  4780.  
  4781.               if (($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i<=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])) {
  4782.                   $v_found = true;
  4783.               }
  4784.               if ($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
  4785.                   $j_start = $j+1;
  4786.               }
  4787.  
  4788.               if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start']>$i) {
  4789.                   break;
  4790.               }
  4791.           }
  4792.       }
  4793.       else {
  4794.       	$v_found = true;
  4795.       }
  4796.  
  4797.       // ----- Look for deletion
  4798.       if ($v_found)
  4799.       {
  4800.         unset($v_header_list[$v_nb_extracted]);
  4801.       }
  4802.       else
  4803.       {
  4804.         $v_nb_extracted++;
  4805.       }
  4806.     }
  4807.  
  4808.     // ----- Look if something need to be deleted
  4809.     if ($v_nb_extracted > 0) {
  4810.  
  4811.         // ----- Creates a temporay file
  4812.         $v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
  4813.  
  4814.         // ----- Creates a temporary zip archive
  4815.         $v_temp_zip = new PclZip($v_zip_temp_name);
  4816.  
  4817.         // ----- Open the temporary zip file in write mode
  4818.         if (($v_result = $v_temp_zip->privOpenFd('wb')) != 1) {
  4819.             $this->privCloseFd();
  4820.  
  4821.             // ----- Return
  4822.             return $v_result;
  4823.         }
  4824.  
  4825.         // ----- Look which file need to be kept
  4826.         for ($i=0; $i<sizeof($v_header_list); $i++) {
  4827.  
  4828.             // ----- Calculate the position of the header
  4829.             @rewind($this->zip_fd);
  4830.             if (@fseek($this->zip_fd,  $v_header_list[$i]['offset'])) {
  4831.                 // ----- Close the zip file
  4832.                 $this->privCloseFd();
  4833.                 $v_temp_zip->privCloseFd();
  4834.                 @unlink($v_zip_temp_name);
  4835.  
  4836.                 // ----- Error log
  4837.                 PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
  4838.  
  4839.                 // ----- Return
  4840.                 return PclZip::errorCode();
  4841.             }
  4842.  
  4843.             // ----- Read the file header
  4844.             $v_local_header = array();
  4845.             if (($v_result = $this->privReadFileHeader($v_local_header)) != 1) {
  4846.                 // ----- Close the zip file
  4847.                 $this->privCloseFd();
  4848.                 $v_temp_zip->privCloseFd();
  4849.                 @unlink($v_zip_temp_name);
  4850.  
  4851.                 // ----- Return
  4852.                 return $v_result;
  4853.             }
  4854.             
  4855.             // ----- Check that local file header is same as central file header
  4856.             if ($this->privCheckFileHeaders($v_local_header,
  4857. 			                                $v_header_list[$i]) != 1) {
  4858.                 // TBC
  4859.             }
  4860.             unset($v_local_header);
  4861.  
  4862.             // ----- Write the file header
  4863.             if (($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1) {
  4864.                 // ----- Close the zip file
  4865.                 $this->privCloseFd();
  4866.                 $v_temp_zip->privCloseFd();
  4867.                 @unlink($v_zip_temp_name);
  4868.  
  4869.                 // ----- Return
  4870.                 return $v_result;
  4871.             }
  4872.  
  4873.             // ----- Read/write the data block
  4874.             if (($v_result = PclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size'])) != 1) {
  4875.                 // ----- Close the zip file
  4876.                 $this->privCloseFd();
  4877.                 $v_temp_zip->privCloseFd();
  4878.                 @unlink($v_zip_temp_name);
  4879.  
  4880.                 // ----- Return
  4881.                 return $v_result;
  4882.             }
  4883.         }
  4884.  
  4885.         // ----- Store the offset of the central dir
  4886.         $v_offset = @ftell($v_temp_zip->zip_fd);
  4887.  
  4888.         // ----- Re-Create the Central Dir files header
  4889.         for ($i=0; $i<sizeof($v_header_list); $i++) {
  4890.             // ----- Create the file header
  4891.             if (($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
  4892.                 $v_temp_zip->privCloseFd();
  4893.                 $this->privCloseFd();
  4894.                 @unlink($v_zip_temp_name);
  4895.  
  4896.                 // ----- Return
  4897.                 return $v_result;
  4898.             }
  4899.  
  4900.             // ----- Transform the header to a 'usable' info
  4901.             $v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
  4902.         }
  4903.  
  4904.  
  4905.         // ----- Zip file comment
  4906.         $v_comment = '';
  4907.         if (isset($p_options[PCLZIP_OPT_COMMENT])) {
  4908.           $v_comment = $p_options[PCLZIP_OPT_COMMENT];
  4909.         }
  4910.  
  4911.         // ----- Calculate the size of the central header
  4912.         $v_size = @ftell($v_temp_zip->zip_fd)-$v_offset;
  4913.  
  4914.         // ----- Create the central dir footer
  4915.         if (($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list), $v_size, $v_offset, $v_comment)) != 1) {
  4916.             // ----- Reset the file list
  4917.             unset($v_header_list);
  4918.             $v_temp_zip->privCloseFd();
  4919.             $this->privCloseFd();
  4920.             @unlink($v_zip_temp_name);
  4921.  
  4922.             // ----- Return
  4923.             return $v_result;
  4924.         }
  4925.  
  4926.         // ----- Close
  4927.         $v_temp_zip->privCloseFd();
  4928.         $this->privCloseFd();
  4929.  
  4930.         // ----- Delete the zip file
  4931.         // TBC : I should test the result ...
  4932.         @unlink($this->zipname);
  4933.  
  4934.         // ----- Rename the temporary file
  4935.         // TBC : I should test the result ...
  4936.         //@rename($v_zip_temp_name, $this->zipname);
  4937.         PclZipUtilRename($v_zip_temp_name, $this->zipname);
  4938.     
  4939.         // ----- Destroy the temporary archive
  4940.         unset($v_temp_zip);
  4941.     }
  4942.     
  4943.     // ----- Remove every files : reset the file
  4944.     else if ($v_central_dir['entries'] != 0) {
  4945.         $this->privCloseFd();
  4946.  
  4947.         if (($v_result = $this->privOpenFd('wb')) != 1) {
  4948.           return $v_result;
  4949.         }
  4950.  
  4951.         if (($v_result = $this->privWriteCentralHeader(0, 0, 0, '')) != 1) {
  4952.           return $v_result;
  4953.         }
  4954.  
  4955.         $this->privCloseFd();
  4956.     }
  4957.  
  4958.     // ----- Return
  4959.     return $v_result;
  4960.   }
  4961.   // --------------------------------------------------------------------------------
  4962.  
  4963.   // --------------------------------------------------------------------------------
  4964.   // Function : privDirCheck()
  4965.   // Description :
  4966.   //   Check if a directory exists, if not it creates it and all the parents directory
  4967.   //   which may be useful.
  4968.   // Parameters :
  4969.   //   $p_dir : Directory path to check.
  4970.   // Return Values :
  4971.   //    1 : OK
  4972.   //   -1 : Unable to create directory
  4973.   // --------------------------------------------------------------------------------
  4974.   function privDirCheck($p_dir, $p_is_dir=false)
  4975.   {
  4976.     $v_result = 1;
  4977.  
  4978.  
  4979.     // ----- Remove the final '/'
  4980.     if (($p_is_dir) && (substr($p_dir, -1)=='/'))
  4981.     {
  4982.       $p_dir = substr($p_dir, 0, strlen($p_dir)-1);
  4983.     }
  4984.  
  4985.     // ----- Check the directory availability
  4986.     if ((is_dir($p_dir)) || ($p_dir == ""))
  4987.     {
  4988.       return 1;
  4989.     }
  4990.  
  4991.     // ----- Extract parent directory
  4992.     $p_parent_dir = dirname($p_dir);
  4993.  
  4994.     // ----- Just a check
  4995.     if ($p_parent_dir != $p_dir)
  4996.     {
  4997.       // ----- Look for parent directory
  4998.       if ($p_parent_dir != "")
  4999.       {
  5000.         if (($v_result = $this->privDirCheck($p_parent_dir)) != 1)
  5001.         {
  5002.           return $v_result;
  5003.         }
  5004.       }
  5005.     }
  5006.  
  5007.     // ----- Create the directory
  5008.     if (!@mkdir($p_dir, 0777))
  5009.     {
  5010.       // ----- Error log
  5011.       PclZip::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'");
  5012.  
  5013.       // ----- Return
  5014.       return PclZip::errorCode();
  5015.     }
  5016.  
  5017.     // ----- Return
  5018.     return $v_result;
  5019.   }
  5020.   // --------------------------------------------------------------------------------
  5021.  
  5022.   // --------------------------------------------------------------------------------
  5023.   // Function : privMerge()
  5024.   // Description :
  5025.   //   If $p_archive_to_add does not exist, the function exit with a success result.
  5026.   // Parameters :
  5027.   // Return Values :
  5028.   // --------------------------------------------------------------------------------
  5029.   function privMerge(&$p_archive_to_add)
  5030.   {
  5031.     $v_result=1;
  5032.  
  5033.     // ----- Look if the archive_to_add exists
  5034.     if (!is_file($p_archive_to_add->zipname))
  5035.     {
  5036.  
  5037.       // ----- Nothing to merge, so merge is a success
  5038.       $v_result = 1;
  5039.  
  5040.       // ----- Return
  5041.       return $v_result;
  5042.     }
  5043.  
  5044.     // ----- Look if the archive exists
  5045.     if (!is_file($this->zipname))
  5046.     {
  5047.  
  5048.       // ----- Do a duplicate
  5049.       $v_result = $this->privDuplicate($p_archive_to_add->zipname);
  5050.  
  5051.       // ----- Return
  5052.       return $v_result;
  5053.     }
  5054.  
  5055.     // ----- Open the zip file
  5056.     if (($v_result=$this->privOpenFd('rb')) != 1)
  5057.     {
  5058.       // ----- Return
  5059.       return $v_result;
  5060.     }
  5061.  
  5062.     // ----- Read the central directory informations
  5063.     $v_central_dir = array();
  5064.     if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
  5065.     {
  5066.       $this->privCloseFd();
  5067.       return $v_result;
  5068.     }
  5069.  
  5070.     // ----- Go to beginning of File
  5071.     @rewind($this->zip_fd);
  5072.  
  5073.     // ----- Open the archive_to_add file
  5074.     if (($v_result=$p_archive_to_add->privOpenFd('rb')) != 1)
  5075.     {
  5076.       $this->privCloseFd();
  5077.  
  5078.       // ----- Return
  5079.       return $v_result;
  5080.     }
  5081.  
  5082.     // ----- Read the central directory informations
  5083.     $v_central_dir_to_add = array();
  5084.     if (($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) != 1)
  5085.     {
  5086.       $this->privCloseFd();
  5087.       $p_archive_to_add->privCloseFd();
  5088.  
  5089.       return $v_result;
  5090.     }
  5091.  
  5092.     // ----- Go to beginning of File
  5093.     @rewind($p_archive_to_add->zip_fd);
  5094.  
  5095.     // ----- Creates a temporay file
  5096.     $v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
  5097.  
  5098.     // ----- Open the temporary file in write mode
  5099.     if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0)
  5100.     {
  5101.       $this->privCloseFd();
  5102.       $p_archive_to_add->privCloseFd();
  5103.  
  5104.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode');
  5105.  
  5106.       // ----- Return
  5107.       return PclZip::errorCode();
  5108.     }
  5109.  
  5110.     // ----- Copy the files from the archive to the temporary file
  5111.     // TBC : Here I should better append the file and go back to erase the central dir
  5112.     $v_size = $v_central_dir['offset'];
  5113.     while ($v_size != 0)
  5114.     {
  5115.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  5116.       $v_buffer = fread($this->zip_fd, $v_read_size);
  5117.       @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
  5118.       $v_size -= $v_read_size;
  5119.     }
  5120.  
  5121.     // ----- Copy the files from the archive_to_add into the temporary file
  5122.     $v_size = $v_central_dir_to_add['offset'];
  5123.     while ($v_size != 0)
  5124.     {
  5125.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  5126.       $v_buffer = fread($p_archive_to_add->zip_fd, $v_read_size);
  5127.       @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
  5128.       $v_size -= $v_read_size;
  5129.     }
  5130.  
  5131.     // ----- Store the offset of the central dir
  5132.     $v_offset = @ftell($v_zip_temp_fd);
  5133.  
  5134.     // ----- Copy the block of file headers from the old archive
  5135.     $v_size = $v_central_dir['size'];
  5136.     while ($v_size != 0)
  5137.     {
  5138.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  5139.       $v_buffer = @fread($this->zip_fd, $v_read_size);
  5140.       @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
  5141.       $v_size -= $v_read_size;
  5142.     }
  5143.  
  5144.     // ----- Copy the block of file headers from the archive_to_add
  5145.     $v_size = $v_central_dir_to_add['size'];
  5146.     while ($v_size != 0)
  5147.     {
  5148.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  5149.       $v_buffer = @fread($p_archive_to_add->zip_fd, $v_read_size);
  5150.       @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
  5151.       $v_size -= $v_read_size;
  5152.     }
  5153.  
  5154.     // ----- Merge the file comments
  5155.     $v_comment = $v_central_dir['comment'].' '.$v_central_dir_to_add['comment'];
  5156.  
  5157.     // ----- Calculate the size of the (new) central header
  5158.     $v_size = @ftell($v_zip_temp_fd)-$v_offset;
  5159.  
  5160.     // ----- Swap the file descriptor
  5161.     // Here is a trick : I swap the temporary fd with the zip fd, in order to use
  5162.     // the following methods on the temporary fil and not the real archive fd
  5163.     $v_swap = $this->zip_fd;
  5164.     $this->zip_fd = $v_zip_temp_fd;
  5165.     $v_zip_temp_fd = $v_swap;
  5166.  
  5167.     // ----- Create the central dir footer
  5168.     if (($v_result = $this->privWriteCentralHeader($v_central_dir['entries']+$v_central_dir_to_add['entries'], $v_size, $v_offset, $v_comment)) != 1)
  5169.     {
  5170.       $this->privCloseFd();
  5171.       $p_archive_to_add->privCloseFd();
  5172.       @fclose($v_zip_temp_fd);
  5173.       $this->zip_fd = null;
  5174.  
  5175.       // ----- Reset the file list
  5176.       unset($v_header_list);
  5177.  
  5178.       // ----- Return
  5179.       return $v_result;
  5180.     }
  5181.  
  5182.     // ----- Swap back the file descriptor
  5183.     $v_swap = $this->zip_fd;
  5184.     $this->zip_fd = $v_zip_temp_fd;
  5185.     $v_zip_temp_fd = $v_swap;
  5186.  
  5187.     // ----- Close
  5188.     $this->privCloseFd();
  5189.     $p_archive_to_add->privCloseFd();
  5190.  
  5191.     // ----- Close the temporary file
  5192.     @fclose($v_zip_temp_fd);
  5193.  
  5194.     // ----- Delete the zip file
  5195.     // TBC : I should test the result ...
  5196.     @unlink($this->zipname);
  5197.  
  5198.     // ----- Rename the temporary file
  5199.     // TBC : I should test the result ...
  5200.     //@rename($v_zip_temp_name, $this->zipname);
  5201.     PclZipUtilRename($v_zip_temp_name, $this->zipname);
  5202.  
  5203.     // ----- Return
  5204.     return $v_result;
  5205.   }
  5206.   // --------------------------------------------------------------------------------
  5207.  
  5208.   // --------------------------------------------------------------------------------
  5209.   // Function : privDuplicate()
  5210.   // Description :
  5211.   // Parameters :
  5212.   // Return Values :
  5213.   // --------------------------------------------------------------------------------
  5214.   function privDuplicate($p_archive_filename)
  5215.   {
  5216.     $v_result=1;
  5217.  
  5218.     // ----- Look if the $p_archive_filename exists
  5219.     if (!is_file($p_archive_filename))
  5220.     {
  5221.  
  5222.       // ----- Nothing to duplicate, so duplicate is a success.
  5223.       $v_result = 1;
  5224.  
  5225.       // ----- Return
  5226.       return $v_result;
  5227.     }
  5228.  
  5229.     // ----- Open the zip file
  5230.     if (($v_result=$this->privOpenFd('wb')) != 1)
  5231.     {
  5232.       // ----- Return
  5233.       return $v_result;
  5234.     }
  5235.  
  5236.     // ----- Open the temporary file in write mode
  5237.     if (($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0)
  5238.     {
  5239.       $this->privCloseFd();
  5240.  
  5241.       PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive file \''.$p_archive_filename.'\' in binary write mode');
  5242.  
  5243.       // ----- Return
  5244.       return PclZip::errorCode();
  5245.     }
  5246.  
  5247.     // ----- Copy the files from the archive to the temporary file
  5248.     // TBC : Here I should better append the file and go back to erase the central dir
  5249.     $v_size = filesize($p_archive_filename);
  5250.     while ($v_size != 0)
  5251.     {
  5252.       $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
  5253.       $v_buffer = fread($v_zip_temp_fd, $v_read_size);
  5254.       @fwrite($this->zip_fd, $v_buffer, $v_read_size);
  5255.       $v_size -= $v_read_size;
  5256.     }
  5257.  
  5258.     // ----- Close
  5259.     $this->privCloseFd();
  5260.  
  5261.     // ----- Close the temporary file
  5262.     @fclose($v_zip_temp_fd);
  5263.  
  5264.     // ----- Return
  5265.     return $v_result;
  5266.   }
  5267.   // --------------------------------------------------------------------------------
  5268.  
  5269.   // --------------------------------------------------------------------------------
  5270.   // Function : privErrorLog()
  5271.   // Description :
  5272.   // Parameters :
  5273.   // --------------------------------------------------------------------------------
  5274.   function privErrorLog($p_error_code=0, $p_error_string='')
  5275.   {
  5276.     if (PCLZIP_ERROR_EXTERNAL == 1) {
  5277.       PclError($p_error_code, $p_error_string);
  5278.     }
  5279.     else {
  5280.       $this->error_code = $p_error_code;
  5281.       $this->error_string = $p_error_string;
  5282.     }
  5283.   }
  5284.   // --------------------------------------------------------------------------------
  5285.  
  5286.   // --------------------------------------------------------------------------------
  5287.   // Function : privErrorReset()
  5288.   // Description :
  5289.   // Parameters :
  5290.   // --------------------------------------------------------------------------------
  5291.   function privErrorReset()
  5292.   {
  5293.     if (PCLZIP_ERROR_EXTERNAL == 1) {
  5294.       PclErrorReset();
  5295.     }
  5296.     else {
  5297.       $this->error_code = 0;
  5298.       $this->error_string = '';
  5299.     }
  5300.   }
  5301.   // --------------------------------------------------------------------------------
  5302.  
  5303.   // --------------------------------------------------------------------------------
  5304.   // Function : privDisableMagicQuotes()
  5305.   // Description :
  5306.   // Parameters :
  5307.   // Return Values :
  5308.   // --------------------------------------------------------------------------------
  5309.   function privDisableMagicQuotes()
  5310.   {
  5311.     $v_result=1;
  5312.  
  5313.     // ----- Look if function exists
  5314.     if (   (!function_exists("get_magic_quotes_runtime"))
  5315. 	    || (!function_exists("set_magic_quotes_runtime"))) {
  5316.       return $v_result;
  5317. 	}
  5318.  
  5319.     // ----- Look if already done
  5320.     if ($this->magic_quotes_status != -1) {
  5321.       return $v_result;
  5322. 	}
  5323.  
  5324. 	// ----- Get and memorize the magic_quote value
  5325. 	$this->magic_quotes_status = @get_magic_quotes_runtime();
  5326.  
  5327. 	// ----- Disable magic_quotes
  5328. 	if ($this->magic_quotes_status == 1) {
  5329. 	  @set_magic_quotes_runtime(0);
  5330. 	}
  5331.  
  5332.     // ----- Return
  5333.     return $v_result;
  5334.   }
  5335.   // --------------------------------------------------------------------------------
  5336.  
  5337.   // --------------------------------------------------------------------------------
  5338.   // Function : privSwapBackMagicQuotes()
  5339.   // Description :
  5340.   // Parameters :
  5341.   // Return Values :
  5342.   // --------------------------------------------------------------------------------
  5343.   function privSwapBackMagicQuotes()
  5344.   {
  5345.     $v_result=1;
  5346.  
  5347.     // ----- Look if function exists
  5348.     if (   (!function_exists("get_magic_quotes_runtime"))
  5349. 	    || (!function_exists("set_magic_quotes_runtime"))) {
  5350.       return $v_result;
  5351. 	}
  5352.  
  5353.     // ----- Look if something to do
  5354.     if ($this->magic_quotes_status != -1) {
  5355.       return $v_result;
  5356. 	}
  5357.  
  5358. 	// ----- Swap back magic_quotes
  5359. 	if ($this->magic_quotes_status == 1) {
  5360.   	  @set_magic_quotes_runtime($this->magic_quotes_status);
  5361. 	}
  5362.  
  5363.     // ----- Return
  5364.     return $v_result;
  5365.   }
  5366.   // --------------------------------------------------------------------------------
  5367.  
  5368.   }
  5369.   // End of class
  5370.   // --------------------------------------------------------------------------------
  5371.  
  5372.   // --------------------------------------------------------------------------------
  5373.   // Function : PclZipUtilPathReduction()
  5374.   // Description :
  5375.   // Parameters :
  5376.   // Return Values :
  5377.   // --------------------------------------------------------------------------------
  5378.   function PclZipUtilPathReduction($p_dir)
  5379.   {
  5380.     $v_result = "";
  5381.  
  5382.     // ----- Look for not empty path
  5383.     if ($p_dir != "") {
  5384.       // ----- Explode path by directory names
  5385.       $v_list = explode("/", $p_dir);
  5386.  
  5387.       // ----- Study directories from last to first
  5388.       $v_skip = 0;
  5389.       for ($i=sizeof($v_list)-1; $i>=0; $i--) {
  5390.         // ----- Look for current path
  5391.         if ($v_list[$i] == ".") {
  5392.           // ----- Ignore this directory
  5393.           // Should be the first $i=0, but no check is done
  5394.         }
  5395.         else if ($v_list[$i] == "..") {
  5396. 		  $v_skip++;
  5397.         }
  5398.         else if ($v_list[$i] == "") {
  5399. 		  // ----- First '/' i.e. root slash
  5400. 		  if ($i == 0) {
  5401.             $v_result = "/".$v_result;
  5402. 		    if ($v_skip > 0) {
  5403. 		        // ----- It is an invalid path, so the path is not modified
  5404. 		        // TBC
  5405. 		        $v_result = $p_dir;
  5406.                 $v_skip = 0;
  5407. 		    }
  5408. 		  }
  5409. 		  // ----- Last '/' i.e. indicates a directory
  5410. 		  else if ($i == (sizeof($v_list)-1)) {
  5411.             $v_result = $v_list[$i];
  5412. 		  }
  5413. 		  // ----- Double '/' inside the path
  5414. 		  else {
  5415.             // ----- Ignore only the double '//' in path,
  5416.             // but not the first and last '/'
  5417. 		  }
  5418.         }
  5419.         else {
  5420. 		  // ----- Look for item to skip
  5421. 		  if ($v_skip > 0) {
  5422. 		    $v_skip--;
  5423. 		  }
  5424. 		  else {
  5425.             $v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?"/".$v_result:"");
  5426. 		  }
  5427.         }
  5428.       }
  5429.       
  5430.       // ----- Look for skip
  5431.       if ($v_skip > 0) {
  5432.         while ($v_skip > 0) {
  5433.             $v_result = '../'.$v_result;
  5434.             $v_skip--;
  5435.         }
  5436.       }
  5437.     }
  5438.  
  5439.     // ----- Return
  5440.     return $v_result;
  5441.   }
  5442.   // --------------------------------------------------------------------------------
  5443.  
  5444.   // --------------------------------------------------------------------------------
  5445.   // Function : PclZipUtilPathInclusion()
  5446.   // Description :
  5447.   //   This function indicates if the path $p_path is under the $p_dir tree. Or,
  5448.   //   said in an other way, if the file or sub-dir $p_path is inside the dir
  5449.   //   $p_dir.
  5450.   //   The function indicates also if the path is exactly the same as the dir.
  5451.   //   This function supports path with duplicated '/' like '//', but does not
  5452.   //   support '.' or '..' statements.
  5453.   // Parameters :
  5454.   // Return Values :
  5455.   //   0 if $p_path is not inside directory $p_dir
  5456.   //   1 if $p_path is inside directory $p_dir
  5457.   //   2 if $p_path is exactly the same as $p_dir
  5458.   // --------------------------------------------------------------------------------
  5459.   function PclZipUtilPathInclusion($p_dir, $p_path)
  5460.   {
  5461.     $v_result = 1;
  5462.     
  5463.     // ----- Look for path beginning by ./
  5464.     if (   ($p_dir == '.')
  5465.         || ((strlen($p_dir) >=2) && (substr($p_dir, 0, 2) == './'))) {
  5466.       $p_dir = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_dir, 1);
  5467.     }
  5468.     if (   ($p_path == '.')
  5469.         || ((strlen($p_path) >=2) && (substr($p_path, 0, 2) == './'))) {
  5470.       $p_path = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_path, 1);
  5471.     }
  5472.  
  5473.     // ----- Explode dir and path by directory separator
  5474.     $v_list_dir = explode("/", $p_dir);
  5475.     $v_list_dir_size = sizeof($v_list_dir);
  5476.     $v_list_path = explode("/", $p_path);
  5477.     $v_list_path_size = sizeof($v_list_path);
  5478.  
  5479.     // ----- Study directories paths
  5480.     $i = 0;
  5481.     $j = 0;
  5482.     while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) {
  5483.  
  5484.       // ----- Look for empty dir (path reduction)
  5485.       if ($v_list_dir[$i] == '') {
  5486.         $i++;
  5487.         continue;
  5488.       }
  5489.       if ($v_list_path[$j] == '') {
  5490.         $j++;
  5491.         continue;
  5492.       }
  5493.  
  5494.       // ----- Compare the items
  5495.       if (($v_list_dir[$i] != $v_list_path[$j]) && ($v_list_dir[$i] != '') && ( $v_list_path[$j] != ''))  {
  5496.         $v_result = 0;
  5497.       }
  5498.  
  5499.       // ----- Next items
  5500.       $i++;
  5501.       $j++;
  5502.     }
  5503.  
  5504.     // ----- Look if everything seems to be the same
  5505.     if ($v_result) {
  5506.       // ----- Skip all the empty items
  5507.       while (($j < $v_list_path_size) && ($v_list_path[$j] == '')) $j++;
  5508.       while (($i < $v_list_dir_size) && ($v_list_dir[$i] == '')) $i++;
  5509.  
  5510.       if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) {
  5511.         // ----- There are exactly the same
  5512.         $v_result = 2;
  5513.       }
  5514.       else if ($i < $v_list_dir_size) {
  5515.         // ----- The path is shorter than the dir
  5516.         $v_result = 0;
  5517.       }
  5518.     }
  5519.  
  5520.     // ----- Return
  5521.     return $v_result;
  5522.   }
  5523.   // --------------------------------------------------------------------------------
  5524.  
  5525.   // --------------------------------------------------------------------------------
  5526.   // Function : PclZipUtilCopyBlock()
  5527.   // Description :
  5528.   // Parameters :
  5529.   //   $p_mode : read/write compression mode
  5530.   //             0 : src & dest normal
  5531.   //             1 : src gzip, dest normal
  5532.   //             2 : src normal, dest gzip
  5533.   //             3 : src & dest gzip
  5534.   // Return Values :
  5535.   // --------------------------------------------------------------------------------
  5536.   function PclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode=0)
  5537.   {
  5538.     $v_result = 1;
  5539.  
  5540.     if ($p_mode==0)
  5541.     {
  5542.       while ($p_size != 0)
  5543.       {
  5544.         $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
  5545.         $v_buffer = @fread($p_src, $v_read_size);
  5546.         @fwrite($p_dest, $v_buffer, $v_read_size);
  5547.         $p_size -= $v_read_size;
  5548.       }
  5549.     }
  5550.     else if ($p_mode==1)
  5551.     {
  5552.       while ($p_size != 0)
  5553.       {
  5554.         $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
  5555.         $v_buffer = @gzread($p_src, $v_read_size);
  5556.         @fwrite($p_dest, $v_buffer, $v_read_size);
  5557.         $p_size -= $v_read_size;
  5558.       }
  5559.     }
  5560.     else if ($p_mode==2)
  5561.     {
  5562.       while ($p_size != 0)
  5563.       {
  5564.         $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
  5565.         $v_buffer = @fread($p_src, $v_read_size);
  5566.         @gzwrite($p_dest, $v_buffer, $v_read_size);
  5567.         $p_size -= $v_read_size;
  5568.       }
  5569.     }
  5570.     else if ($p_mode==3)
  5571.     {
  5572.       while ($p_size != 0)
  5573.       {
  5574.         $v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
  5575.         $v_buffer = @gzread($p_src, $v_read_size);
  5576.         @gzwrite($p_dest, $v_buffer, $v_read_size);
  5577.         $p_size -= $v_read_size;
  5578.       }
  5579.     }
  5580.  
  5581.     // ----- Return
  5582.     return $v_result;
  5583.   }
  5584.   // --------------------------------------------------------------------------------
  5585.  
  5586.   // --------------------------------------------------------------------------------
  5587.   // Function : PclZipUtilRename()
  5588.   // Description :
  5589.   //   This function tries to do a simple rename() function. If it fails, it
  5590.   //   tries to copy the $p_src file in a new $p_dest file and then unlink the
  5591.   //   first one.
  5592.   // Parameters :
  5593.   //   $p_src : Old filename
  5594.   //   $p_dest : New filename
  5595.   // Return Values :
  5596.   //   1 on success, 0 on failure.
  5597.   // --------------------------------------------------------------------------------
  5598.   function PclZipUtilRename($p_src, $p_dest)
  5599.   {
  5600.     $v_result = 1;
  5601.  
  5602.     // ----- Try to rename the files
  5603.     if (!@rename($p_src, $p_dest)) {
  5604.  
  5605.       // ----- Try to copy & unlink the src
  5606.       if (!@copy($p_src, $p_dest)) {
  5607.         $v_result = 0;
  5608.       }
  5609.       else if (!@unlink($p_src)) {
  5610.         $v_result = 0;
  5611.       }
  5612.     }
  5613.  
  5614.     // ----- Return
  5615.     return $v_result;
  5616.   }
  5617.   // --------------------------------------------------------------------------------
  5618.  
  5619.   // --------------------------------------------------------------------------------
  5620.   // Function : PclZipUtilOptionText()
  5621.   // Description :
  5622.   //   Translate option value in text. Mainly for debug purpose.
  5623.   // Parameters :
  5624.   //   $p_option : the option value.
  5625.   // Return Values :
  5626.   //   The option text value.
  5627.   // --------------------------------------------------------------------------------
  5628.   function PclZipUtilOptionText($p_option)
  5629.   {
  5630.     
  5631.     $v_list = get_defined_constants();
  5632.     for (reset($v_list); $v_key = key($v_list); next($v_list)) {
  5633. 	    $v_prefix = substr($v_key, 0, 10);
  5634. 	    if ((   ($v_prefix == 'PCLZIP_OPT')
  5635.            || ($v_prefix == 'PCLZIP_CB_')
  5636.            || ($v_prefix == 'PCLZIP_ATT'))
  5637. 	        && ($v_list[$v_key] == $p_option)) {
  5638.         return $v_key;
  5639. 	    }
  5640.     }
  5641.     
  5642.     $v_result = 'Unknown';
  5643.  
  5644.     return $v_result;
  5645.   }
  5646.   // --------------------------------------------------------------------------------
  5647.  
  5648.   // --------------------------------------------------------------------------------
  5649.   // Function : PclZipUtilTranslateWinPath()
  5650.   // Description :
  5651.   //   Translate windows path by replacing '\' by '/' and optionally removing
  5652.   //   drive letter.
  5653.   // Parameters :
  5654.   //   $p_path : path to translate.
  5655.   //   $p_remove_disk_letter : true | false
  5656.   // Return Values :
  5657.   //   The path translated.
  5658.   // --------------------------------------------------------------------------------
  5659.   function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter=true)
  5660.   {
  5661.     if (stristr(php_uname(), 'windows')) {
  5662.       // ----- Look for potential disk letter
  5663.       if (($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)) {
  5664.           $p_path = substr($p_path, $v_position+1);
  5665.       }
  5666.       // ----- Change potential windows directory separator
  5667.       if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0,1) == '\\')) {
  5668.           $p_path = strtr($p_path, '\\', '/');
  5669.       }
  5670.     }
  5671.     return $p_path;
  5672.   }
  5673.   // --------------------------------------------------------------------------------
  5674.  
  5675.  
  5676. ?>