/**
*/
public function viewSource()
{
global $session;
$session->close();
$charset = $this->_contents->getMIMEMessage()->getCharset();
return array('data' => $this->_contents->fullMessageText(array('stream' => true)), 'name' => _("Message Source"), 'type' => 'text/plain; charset=' . (is_null($charset) ? 'UTF-8' : $charset));
}