PclZip::merge

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

    // ----- Reset the error handler
    $this->privErrorReset();

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

    // ----- Look if the $p_archive_to_add is a PclZip object
    if ((is_object($p_archive_to_add)) && (get_class($p_archive_to_add) == 'pclzip'))
    {

      // ----- Merge the archive
      $v_result = $this->privMerge($p_archive_to_add);
    }

    // ----- Look if the $p_archive_to_add is a string (so a filename)
    else if (is_string($p_archive_to_add))
    {

      // ----- Create a temporary archive
      $v_object_archive = new PclZip($p_archive_to_add);

      // ----- Merge the archive
      $v_result = $this->privMerge($v_object_archive);
    }

    // ----- Invalid variable
    else
    {
      // ----- Error log
      PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add");
      $v_result = PCLZIP_ERR_INVALID_PARAMETER;
    }

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