private function _initImapServer(Horde_Kolab_Server_Object_Hash $user)
{
try {
$this->_data['imap']['server'] = $user->getSingle('kolabHomeServer');
} catch (Horde_Kolab_Server_Exception_Novalue $e) {
if (isset($this->_params['imap']['server'])) {
$this->_data['imap']['server'] = $this->_params['imap']['server'];
} else {
$this->_data['imap']['server'] = 'localhost';
}
}
}