Add files

php/00_showErrors.include.php

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+<?php
+// display all errors while testing
+error_reporting(E_ALL);
+ini_set('display_errors', 1);
+?>

php/PHPMailer/Exception.php

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+<?php
+/**
+ * PHPMailer Exception class.
+ * PHP Version 5.5.
+ *
+ * @see       https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
+ *
+ * @author    Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
+ * @author    Jim Jagielski (jimjag) <jimjag@gmail.com>
+ * @author    Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
+ * @author    Brent R. Matzelle (original founder)
+ * @copyright 2012 - 2017 Marcus Bointon
+ * @copyright 2010 - 2012 Jim Jagielski
+ * @copyright 2004 - 2009 Andy Prevost
+ * @license   http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
+ * @note      This program is distributed in the hope that it will be useful - WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+namespace PHPMailer\PHPMailer;
+
+/**
+ * PHPMailer exception handler.
+ *
+ * @author Marcus Bointon <phpmailer@synchromedia.co.uk>
+ */
+class Exception extends \Exception
+{
+    /**
+     * Prettify error message output.
+     *
+     * @return string
+     */
+    public function errorMessage()
+    {
+        return '<strong>' . htmlspecialchars($this->getMessage()) . "</strong><br />\n";
+    }
+}

php/PHPMailer/mailer.php

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+<?php
+// import PHPMailer
+set_include_path (__DIR__);
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\SMTP;
+use PHPMailer\PHPMailer\Exception;
+
+require 'PHPMailer.php';
+require 'SMTP.php';
+require 'Exception.php';
+
+// global var for debug logging
+$debugOutput = '';
+
+function sendEmail($timeout, $hostname, $usePort, $useEncryption, $username, $password, $recipient, $replyTo, $body, $subject) {
+    try {
+        // instantiate PHPMailer instance (true = enable exceptions)
+        $result = [];
+        $mail = new PHPMailer(true);
+
+        // server settings
+        $mail->SMTPDebug = SMTP::DEBUG_SERVER; // enable verbose output
+        $mail->Debugoutput = function($str){
+            $GLOBALS['debugOutput'] .= "$str<br>";
+        };
+        $mail->Timeout = $timeout;
+        $mail->isSMTP();
+        $mail->Host = $hostname;
+        $mail->SMTPAuth = true;
+        $mail->Username = $username;
+        $mail->Password = $password;
+        // encryption setting
+        if ($useEncryption === 'ssl'){
+            $mail->SMTPSecure = PHPMailer::ENCRYPTION_SMTPS;
+        } elseif ($useEncryption === 'starttls'){
+            $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;
+        }
+        $mail->Port = $usePort;
+
+        // recipients
+        $mail->setFrom($replyTo);
+        $mail->addAddress($recipient);
+        $mail->addReplyTo($replyTo);
+
+        // content
+        $mail->Subject = $subject;
+        //$mail->msgHTML($body);
+        //$mail->isHtml(true);
+        $mail->isHtml(false);
+        $mail->Body = $body;
+
+        // send message
+        if (!$mail->send()) {
+            $result = [
+                'result' => false,
+                'message' => $mail->ErrorInfo,
+                'debug' => $GLOBALS['debugOutput']
+            ];
+        } else {
+            $result = [
+                'result' => true,
+                'debug' => $GLOBALS['debugOutput']
+            ];
+        }
+    } catch (Exception $e) {
+        $result = [
+            'result' => false,
+            'errorMessage' => $e->getMessage(),
+            'debug' => $GLOBALS['debugOutput']
+        ];
+    } finally {
+        return $result;
+    }
+}
+?>