/**
* Logout from the IMAP server (see RFC 3501 [6.1.3]).
*/
public function logout()
{
if ($this->_isAuthenticated && $this->_connection->connected) {
$this->_logout();
$this->_connection->close();
}
$this->_connection = $this->_selected = null;
$this->_isAuthenticated = false;
$this->_mode = 0;
}
/**
*/
protected function _connect($host, $port, $timeout, $secure, $retries = 0)
{
if ($retries || !$this->_params['debug']->debug) {
$timer = null;
} else {
$url = new Horde_Imap_Client_Url();
$url->hostspec = $host;
$url->port = $port;
$url->protocol = $this->_protocol;
$this->_params['debug']->info(sprintf('Connection to: %s', strval($url)));
$timer = new Horde_Support_Timer();
$timer->push();
}
parent::_connect($host, $port, $timeout, $secure, $retries);
if ($timer) {
$this->_params['debug']->info(sprintf('Server connection took %s seconds.', round($timer->pop(), 4)));
}
}
/**
*/
protected function _connect($host, $port, $timeout, $secure, $context, $retries = 0)
{
if ($retries || !$this->_params['debug']->debug) {
$timer = null;
} else {
$url = $this->_protocol == 'imap' ? new Horde_Imap_Client_Url_Imap() : new Horde_Imap_Client_Url_Pop3();
$url->host = $host;
$url->port = $port;
$this->_params['debug']->info(sprintf('Connection to: %s', strval($url)));
$timer = new Horde_Support_Timer();
$timer->push();
}
try {
parent::_connect($host, $port, $timeout, $secure, $context, $retries);
} catch (Horde\Socket\Client\Exception $e) {
$this->_params['debug']->info(sprintf('Connection failed: %s', $e->getMessage()));
throw $e;
}
if ($timer) {
$this->_params['debug']->info(sprintf('Server connection took %s seconds.', round($timer->pop(), 4)));
}
}
/**
* Used to figure out which Sieve server the script will be run
* on, and then open a GSSAPI authenticated socket to said server.
*
* @param string $username The username.
* @param string $password The password.
* @param string $hostspec The hostspec.
*
* @return TODO
* @throws Ingo_Exception
*/
public function sivtestSocket($username, $password, $hostspec)
{
$command = '';
$error_return = null;
if (Horde_String::lower($this->_params['logintype']) == 'gssapi' && isset($_SERVER['KRB5CCNAME'])) {
$command .= 'KRB5CCNAME=' . $_SERVER['KRB5CCNAME'] . ' ';
}
$domain_socket = 'unix://' . $this->_params['socket'];
$command .= $this->_params['command'] . ' -m ' . $this->_params['logintype'] . ' -u ' . $username . ' -a ' . $username . ' -w ' . $password . ' -p ' . $this->_params['port'] . ' -X ' . $this->_params['socket'] . ' ' . $hostspec;
$conn_attempts = 0;
while ($conn_attempts++ < 4) {
$attempts = 0;
if (!file_exists($this->_params['socket'])) {
exec($command . ' > /dev/null 2>&1');
sleep(1);
while (!file_exists($this->_params['socket'])) {
usleep(200000);
if ($attempts++ > 5) {
$error_return = _("No socket after 10 seconds of trying");
continue 2;
}
}
}
try {
$socket = new \Horde\Socket\Client($domain_socket, 0, 30);
} catch (Horde_Exception $error_return) {
break;
}
// We failed, break this connection.
unlink($this->_params['socket']);
}
if ($error_return) {
throw new Ingo_Exception($error_return);
}
try {
$status = $socket->getStatus();
if ($status['eof']) {
throw new Ingo_Exception(_("Failed to write to socket: (connection lost!)"));
}
$socket->write("CAPABILITY\r\n");
} catch (Horde_Exception $e) {
throw new Ingo_Exception(sprintf(_("Failed to write to socket:"), $e->getMessage()));
}
try {
$result = rtrim($socket->gets(), "\r\n");
} catch (Horde_Exception $e) {
throw new Ingo_Exception(sprintf(_("Failed to read from socket:"), $e->getMessage()));
}
$socket->close();
if (preg_match('|^bye \\(referral "(sieve://)?([^"]+)|i', $result, $matches)) {
$this->sivtestSocket($username, $password, $matches[2]);
} else {
exec($command . ' > /dev/null 2>&1');
sleep(1);
}
}
