PHPMailer

public function action_email()
    {
                //Download this PHPMailer module from https://github.com/PHPMailer/PHPMailer
              
                // mail send process start
             
                require DOCROOT."modules/PHPMailer/PHPMailerAutoload.php";

                $mail = new PHPMailer;
                $mail->isSMTP();                                   // Set mailer to use SMTP
                $mail->Host = 'dilir.me';  // Specify main and backup SMTP servers
                $mail->SMTPAuth = true;                            // Enable SMTP authentication
                $mail->Username = 'info@dilir.me';                 // SMTP username
                $mail->Password = '***';                  // SMTP password
                $mail->SMTPSecure = '';                            // Enable TLS encryption, `ssl` also accepted
                $mail->Port = 25;                                  // TCP port to connect to

                $mail->setFrom('info@dilir.me', 'Mailer');
                $mail->addAddress('dilir.khan@gmail.com', 'Dilir');     // Add a recipient
                $mail->addReplyTo(dilir.khan@gmail.com', 'Dilir');
                $mail->addCC('cc@example.com');
                //$mail->addBCC('bcc@example.com');

                $mail->addAttachment(DOCROOT . 'documents/title.pdf'); // Add attachments
                $mail->isHTML(true);                                  // Set email format to HTML

                $mail->Subject = 'PHP Mailer Implementation';
                $mail->Body    = 'Yes, I was able to send email using PHPMailer again.  Check attachment.';
                $mail->AltBody = 'Yes, I was able to send email using PHPMailer again.  Check attachment.';

                if(!$mail->send()) {
                    echo 'Message could not be sent.';
                    echo 'Mailer Error: ' . $mail->ErrorInfo;
                } else {
                    echo 'Message has been sent. Check attachment.';
                }
              

                // mail sent process end

    }