PHP-SMTP-Mailer

This is a lightweight SMTP PHPMailer.
Updated to work with PHP 8.0.
The PHP Class supports TLS, SSL and File Attachments in mail.
Simple, powerful and easy to use.

Features:

• Sends mail using one SMTP Server like 'smtp.gmail.com'.
• Auth login with username and password.
• Uses security protocols TLS and SSL.
• Supports 'text/html' or 'text/plain' messages.
• Supports any number of file attachments.
• Default Charset is 'UTF-8' but can be changed.
• 8bit, 7bit, Binary or Quoted-Printable transfer encoding.
• Logging of the transaction for debug.

Email Headers:

• From - one address
• Reply-To - multiple possible
• To - multiple possible
• Cc - multiple possible
• Bcc - multiple possible

Usage

Set your config variables in your calling script.
Here's a basic example:

<?php

require '/path/to/SMTPMailer.php';

$mail = new SMTPMailer;

$mail->SMTPHost = 'mail.server.com';
$mail->Username = '[email protected]';
$mail->Password = 'password';

$mail->setFrom('[email protected]');
$mail->addAddress('[email protected]');

$mail->Subject = 'Greetings';

$mail->bodyPlain = <<<"PLAIN"
	Hello!  This is a test.
	PLAIN;

$mail->bodyHTML = <<<"HTML"
	This is a test from {$mail->SMTPHost} on port {$mail->Port}
	<br>
	<b>Greetings!</b>
	HTML;

echo PHP_EOL;
if ($mail->Send()) { echo 'Mail was sent successfully!'. PHP_EOL; }
else               { echo 'Mail failure!!!'. PHP_EOL; }

?>