/**
* Actually performs the SMTP Socket connection to send the appropriate commands to the SMTP server.
*
* Does absolutely no validation -- assumes that the raw data being sent in is valid. If not,
* this will throw a QEmailException exception on any error.
*
* @param string $strMailFrom the email address to use for "MAIL FROM"
* @param string[] $strRcptToArray the array of email addresse to send to via "RCPT TO"
* @param mixed $mixMessageHeader can either be the raw string for the message header or a string-indexed array of header elements
* @param string $strMessageBody
* @return void
*/
public static function SendRawMessage($strMailFrom, $strRcptToArray, $mixMessageHeader, $strMessageBody)
{
self::$objSmtpSocket = null;
if (QEmailServer::$TestMode) {
// Open up a File Resource to the TestModeDirectory
$strArray = explode(' ', microtime());
$strFileName = sprintf('%s/email_%s%s.txt', QEmailServer::$TestModeDirectory, $strArray[1], substr($strArray[0], 1));
self::$objSmtpSocket = fopen($strFileName, 'w');
if (!self::$objSmtpSocket) {
throw new QEmailException(sprintf('Unable to open Test SMTP connection to: %s', $strFileName));
}
// Clear the Read Buffer
if (!feof(self::$objSmtpSocket)) {
fgets(self::$objSmtpSocket, 4096);
}
// Write the Connection Command
fwrite(self::$objSmtpSocket, sprintf("telnet %s %s\r\n", QEmailServer::$SmtpServer, QEmailServer::$SmtpPort));
} else {
self::$objSmtpSocket = fsockopen(QEmailServer::$SmtpServer, QEmailServer::$SmtpPort);
if (!self::$objSmtpSocket) {
throw new QEmailException(sprintf('Unable to open SMTP connection to: %s %s', QEmailServer::$SmtpServer, QEmailServer::$SmtpPort));
}
}
// Connect
self::ReceiveResponse('220', 'CONNECT');
// EHLO
self::SendCommand(sprintf('EHLO %s', QEmailServer::$OriginatingServerIp));
self::ReceiveResponse('250', 'EHLO');
// AUTH PLAIN
if (QEmailServer::$AuthPlain) {
$strAuthorization = base64_encode(QEmailServer::$SmtpUsername . "" . QEmailServer::$SmtpUsername . "" . QEmailServer::$SmtpPassword);
self::SendCommand(sprintf('AUTH PLAIN %s', $strAuthorization));
self::ReceiveResponse('235', 'AUTH PLAIN');
}
// AUTH LOGIN
if (QEmailServer::$AuthLogin) {
$strUsername = base64_encode(QEmailServer::$SmtpUsername);
$strPassword = base64_encode(QEmailServer::$SmtpPassword);
self::SendCommand('AUTH LOGIN');
self::ReceiveResponse('334', 'AUTH LOGIN');
self::SendCommand($strUsername);
self::ReceiveResponse('334', 'AUTH LOGIN - USERNAME');
self::SendCommand($strPassword);
self::ReceiveResponse('235', 'AUTH LOGIN - PASSWORD');
}
// MAIL FROM
self::SendCommand(sprintf('MAIL FROM:<%s>', $strMailFrom));
self::ReceiveResponse('250', 'MAIL FROM');
// RCPT TO
foreach ($strRcptToArray as $strRcptTo) {
self::SendCommand(sprintf('RCPT TO:<%s>', $strRcptTo));
self::ReceiveResponse('250', 'RCPT TO for ' . $strRcptTo);
}
// DATA
self::SendCommand('DATA');
self::ReceiveResponse('354', 'DATA');
// Header
if (is_array($mixMessageHeader)) {
foreach ($mixMessageHeader as $strName => $mixValue) {
if (is_array($mixValue)) {
foreach ($mixValue as $strValue) {
self::SendData(sprintf("%s: %s\r\n", $strName, $strValue));
}
} else {
self::SendData(sprintf("%s: %s\r\n", $strName, $mixValue));
}
}
} else {
self::SendData(trim($mixMessageHeader) . "\r\n");
}
self::SendData("\r\n");
// Body
self::SendData(str_replace("\n.", "\n..", trim($strMessageBody)));
// Message End
self::SendData("\r\n.\r\n");
self::ReceiveResponse('250', 'DATA FINISH');
// QUIT
self::SendCommand('QUIT');
// Clear Buffer and Close Resource
if (!feof(self::$objSmtpSocket)) {
fgets(self::$objSmtpSocket);
}
fclose(self::$objSmtpSocket);
if (QEmailServer::$TestMode) {
chmod($strFileName, 0777);
}
}
