public function Archive_Tar::_openReadWrite

Return value

bool:

File

core/modules/system/system.tar.inc, line 945

Class

Archive_Tar

Code

public function _openReadWrite() 
 {
  if ($this->_compress_type == 'gz') {
    $this->_file = @gzopen($this->_tarname, "r+b");
  }
  else {
    if ($this->_compress_type == 'bz2') {
      $this->_error(
      'Unable to open bz2 in read/write mode \''
        . $this->_tarname . '\' (limitation of bz2 extension)'
        );
      return false;
    }
    else {
      if ($this->_compress_type == 'lzma2') {
        $this->_error(
        'Unable to open lzma2 in read/write mode \''
          . $this->_tarname . '\' (limitation of lzma2 extension)'
          );
        return false;
      }
      else {
        if ($this->_compress_type == 'none') {
          $this->_file = @fopen($this->_tarname, "r+b");
        }
        else {
          $this->_error(
          'Unknown or missing compression type ('
            . $this->_compress_type . ')'
            );
          return false;
        }
      }
    }
  }

  if ($this->_file == 0) {
    $this->_error(
    'Unable to open in read/write mode \''
      . $this->_tarname . '\''
      );
    return false;
  }

  return true;
}