/**
* Build a standardized string describing the current SMTP error.
*
* @param string $text Custom string describing the error context.
* @param PEAR_Error $error PEAR_Error object.
* @param integer $e_code Error code.
*
* @throws Horde_Mail_Exception
*/
protected function _error($text, $error, $e_code)
{
/* Split the SMTP response into a code and a response string. */
list($code, $response) = $this->_smtp->getResponse();
/* Abort current SMTP transaction. */
$this->_smtp->rset();
/* Build our standardized error string. */
throw new Horde_Mail_Exception($text . ' [SMTP: ' . $error->getMessage() . " (code: {$code}, response: {$response})]", $e_code);
}
/**
*/
public function send($recipients, array $headers, $body)
{
$headers = $this->_sanitizeHeaders($headers);
// Prepare headers
list($from, $textHeaders) = $this->prepareHeaders($headers);
try {
$from = $this->_getFrom($from, $headers);
} catch (Horde_Mail_Exception $e) {
$this->_error('no_from');
}
// Prepare recipients
foreach ($this->parseRecipients($recipients) as $rcpt) {
list(, $host) = explode('@', $rcpt);
$mx = $this->_getMx($host);
if (!$mx) {
$this->_error('no_mx', array('rcpt' => $rcpt));
}
$connected = false;
foreach (array_keys($mx) as $mserver) {
$this->_smtp = new Net_SMTP($mserver, $this->_params['port'], $this->_params['mailname']);
// configure the SMTP connection.
if ($this->_params['debug']) {
$this->_smtp->setDebug(true);
}
// attempt to connect to the configured SMTP server.
$res = $this->_smtp->connect($this->_params['timeout']);
if ($res instanceof PEAR_Error) {
$this->_smtp = null;
continue;
}
// connection established
if ($res) {
$connected = true;
break;
}
}
if (!$connected) {
$this->_error('not_connected', array('host' => implode(', ', array_keys($mx)), 'port' => $this->_params['port'], 'rcpt' => $rcpt));
}
// Verify recipient
if ($this->_params['vrfy']) {
$res = $this->_smtp->vrfy($rcpt);
if ($res instanceof PEAR_Error) {
$this->_error('failed_vrfy_rcpt', array('rcpt' => $rcpt));
}
}
// mail from:
$args['verp'] = $this->_params['verp'];
$res = $this->_smtp->mailFrom($from, $args);
if ($res instanceof PEAR_Error) {
$this->_error('failed_set_from', array('from' => $from));
}
// rcpt to:
$res = $this->_smtp->rcptTo($rcpt);
if ($res instanceof PEAR_Error) {
$this->_error('failed_set_rcpt', array('rcpt' => $rcpt));
}
// Don't send anything in test mode
if ($this->_params['test']) {
$res = $this->_smtp->rset();
if ($res instanceof PEAR_Error) {
$this->_error('failed_rset');
}
$this->_smtp->disconnect();
$this->_smtp = null;
return;
}
// Send data. Net_SMTP does necessary EOL conversions.
$res = $this->_smtp->data($body, $textHeaders);
if ($res instanceof PEAR_Error) {
$this->_error('failed_send_data', array('rcpt' => $rcpt));
}
$this->_smtp->disconnect();
$this->_smtp = null;
}
}
