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pclziputilpathinclusion ›

Sincen/a
Deprecatedn/a
pclziputilpathinclusion ( $p_dir, $p_path )
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Source

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

    // ----- Look for path beginning by ./
    if (   ($p_dir == '.')
        || ((strlen($p_dir) >=2) && (substr($p_dir, 0, 2) == './'))) {
      $p_dir = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_dir, 1);
    }
    if (   ($p_path == '.')
        || ((strlen($p_path) >=2) && (substr($p_path, 0, 2) == './'))) {
      $p_path = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_path, 1);
    }

    // ----- Explode dir and path by directory separator
    $v_list_dir = explode("/", $p_dir);
    $v_list_dir_size = sizeof($v_list_dir);
    $v_list_path = explode("/", $p_path);
    $v_list_path_size = sizeof($v_list_path);

    // ----- Study directories paths
    $i = 0;
    $j = 0;
    while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) {

      // ----- Look for empty dir (path reduction)
      if ($v_list_dir[$i] == '') {
        $i++;
        continue;
      }
      if ($v_list_path[$j] == '') {
        $j++;
        continue;
      }

      // ----- Compare the items
      if (($v_list_dir[$i] != $v_list_path[$j]) && ($v_list_dir[$i] != '') && ( $v_list_path[$j] != ''))  {
        $v_result = 0;
      }

      // ----- Next items
      $i++;
      $j++;
    }

    // ----- Look if everything seems to be the same
    if ($v_result) {
      // ----- Skip all the empty items
      while (($j < $v_list_path_size) && ($v_list_path[$j] == '')) $j++;
      while (($i < $v_list_dir_size) && ($v_list_dir[$i] == '')) $i++;

      if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) {
        // ----- There are exactly the same
        $v_result = 2;
      }
      else if ($i < $v_list_dir_size) {
        // ----- The path is shorter than the dir
        $v_result = 0;
      }
    }

    // ----- Return
    return $v_result;
  }
  // --------------------------------------------------------------------------------

  // --------------------------------------------------------------------------------
  // Function : PclZipUtilCopyBlock()
  // Description :
  // Parameters :
  //   $p_mode : read/write compression mode
  //             0 : src & dest normal
  //             1 : src gzip, dest normal
  //             2 : src normal, dest gzip
  //             3 : src & dest gzip
  // Return Values :
  // --------------------------------------------------------------------------------
  function PclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode=0)
  {
    $v_result = 1;

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

    // ----- Return
    return $v_result;
  }
  // --------------------------------------------------------------------------------

  // --------------------------------------------------------------------------------
  // Function : PclZipUtilRename()
  // Description :
  //   This function tries to do a simple rename() function. If it fails, it
  //   tries to copy the $p_src file in a new $p_dest file and then unlink the
  //   first one.
  // Parameters :
  //   $p_src : Old filename
  //   $p_dest : New filename
  // Return Values :
  //   1 on success, 0 on failure.
  // --------------------------------------------------------------------------------
  function PclZipUtilRename($p_src, $p_dest)
  {
    $v_result = 1;

    // ----- Try to rename the files
    if (!@rename($p_src, $p_dest)) {

      // ----- Try to copy & unlink the src
      if (!@copy($p_src, $p_dest)) {
        $v_result = 0;
      }
      else if (!@unlink($p_src)) {
        $v_result = 0;
      }
    }

    // ----- Return
    return $v_result;
  }
  // --------------------------------------------------------------------------------

  // --------------------------------------------------------------------------------
  // Function : PclZipUtilOptionText()
  // Description :
  //   Translate option value in text. Mainly for debug purpose.
  // Parameters :
  //   $p_option : the option value.
  // Return Values :
  //   The option text value.
  // --------------------------------------------------------------------------------
  function PclZipUtilOptionText($p_option)
  {

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

    $v_result = 'Unknown';

    return $v_result;
  }
  // --------------------------------------------------------------------------------

  // --------------------------------------------------------------------------------
  // Function : PclZipUtilTranslateWinPath()
  // Description :
  //   Translate windows path by replacing '\' by '/' and optionally removing
  //   drive letter.
  // Parameters :
  //   $p_path : path to translate.
  //   $p_remove_disk_letter : true | false
  // Return Values :
  //   The path translated.
  // --------------------------------------------------------------------------------
  function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter=true)
  {
    if (stristr(php_uname(), 'windows')) {
      // ----- Look for potential disk letter
      if (($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)) {
          $p_path = substr($p_path, $v_position+1);
      }
      // ----- Change potential windows directory separator
      if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0,1) == '\\')) {
          $p_path = strtr($p_path, '\\', '/');
      }
    }
    return $p_path;
  }
  // --------------------------------------------------------------------------------


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