SMTPDebug = 3;
$mail->Debugoutput = function($str, $level) {
foreach(preg_split("/((\r?\n)|(\r\n?)|\n)/", $str) as $line){
if (empty($line)) { continue; }
if (preg_match("/SERVER \-\> CLIENT: 2\d\d.+/i", $line)) {
echo '' . htmlspecialchars($line) . '
';
}
elseif (preg_match("/SERVER \-\> CLIENT: 3\d\d.+/i", $line)) {
echo '' . htmlspecialchars($line) . '
';
}
elseif (preg_match("/SERVER \-\> CLIENT: 4\d\d.+/i", $line)) {
echo '' . htmlspecialchars($line) . '
';
}
elseif (preg_match("/SERVER \-\> CLIENT: 5\d\d.+/i", $line)) {
echo '' . htmlspecialchars($line) . '
';
}
elseif (preg_match("/CLIENT \-\> SERVER:.+/i", $line)) {
echo '' . htmlspecialchars($line) . '
';
}
elseif (preg_match("/^(?!SERVER|CLIENT|Connection:|\)).+$/i", $line)) {
echo ' ↪ ' . htmlspecialchars($line) . '
';
}
else {
echo htmlspecialchars($line) . '
';
}
}
};
$mail->isSMTP();
$mail->Host = $hostname;
if (!empty($username)) {
$mail->SMTPAuth = true;
$mail->Username = $username;
$mail->Password = $password;
$mail->Port = $port;
}
$mail->setFrom($mail_from, 'Mailer');
$mail->Subject = 'A subject for a SMTP test';
$mail->addAddress($RELAY_TO, 'Joe Null');
$mail->Body = 'This is our test body';
$mail->send();
}
else {
echo "Unknown relayhost.";
}
}
else {
echo "Permission denied.";
}