$formConfigFile = file_get_contents("rd-mailform.config.json");
$formConfig = json_decode($formConfigFile, true);

date_default_timezone_set('Etc/UTC');

try {
require './phpmailer/PHPMailerAutoload.php';

$recipients = $formConfig['recipientEmail'];

preg_match_all("/([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)/", $recipients, $addresses, PREG_OFFSET_CAPTURE);

if (!count($addresses[0])) {
die('MF001');
}

function getRemoteIPAddress() {
if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
return $_SERVER['HTTP_CLIENT_IP'];

} else if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
return $_SERVER['HTTP_X_FORWARDED_FOR'];
}
return $_SERVER['REMOTE_ADDR'];
}

if (preg_match('/^(127\.|192\.168\.|::1)/', getRemoteIPAddress())) {
die('MF002');
}

$template = file_get_contents('rd-mailform.tpl');

if (isset($_POST['form-type'])) {
switch ($_POST['form-type']){
case 'contact':
$subject = 'A message from your site visitor';
break;
case 'subscribe':
$subject = 'Subscribe request';
break;
case 'order':
$subject = 'Order request';
break;
default:
$subject = 'A message from your site visitor';
break;
}
}else{
die('MF004');
}

if (isset($_POST['email'])) {
$template = str_replace(
array("", ""),
array("Email:", $_POST['email']),
$template);
}

if (isset($_POST['message'])) {
$template = str_replace(
array("", ""),
array("Message:", $_POST['message']),
$template);
}

// In a regular expression, the character \v is used as "anything", since this character is rare
preg_match("/()([^\v]*?)()/", $template, $matches, PREG_OFFSET_CAPTURE);
foreach ($_POST as $key => $value) {
if ($key != "counter" && $key != "email" && $key != "message" && $key != "form-type" && $key != "g-recaptcha-response" && !empty($value)){
$info = str_replace(
array("", "", ""),
array("", ucfirst($key) . ':', $value),
$matches[0][0]);

$template = str_replace("", $info, $template);
}
}

$template = str_replace(
array("", ""),
array($subject, $_SERVER['SERVER_NAME']),
$template);

$mail = new PHPMailer();


if ($formConfig['useSmtp']) {
//Tell PHPMailer to use SMTP
$mail->isSMTP();

//Enable SMTP debugging
// 0 = off (for production use)
// 1 = client messages
// 2 = client and server messages
$mail->SMTPDebug = 0;

$mail->Debugoutput = 'html';

// Set the hostname of the mail server
$mail->Host = $formConfig['smtp.denemerf.com'];

// Set the SMTP port number - likely to be 25, 465 or 587
$mail->Port = $formConfig['587'];

// Whether to use SMTP authentication
$mail->SMTPAuth = true;
$mail->SMTPSecure = "ssl";

// Username to use for SMTP authentication
$mail->Username = $formConfig['mail@denemerf.com'];

// Password to use for SMTP authentication
$mail->Password = $formConfig['denemerf12345'];
}

$mail->From = $_POST['mail@denemerf.com'];

# Attach file
if (isset($_FILES['file']) &&
$_FILES['file']['error'] == UPLOAD_ERR_OK) {
$mail->AddAttachment($_FILES['file']['tmp_name'],
$_FILES['file']['name']);
}

if (isset($_POST['name'])){
$mail->FromName = $_POST['name'];
}else{
$mail->FromName = "Site Visitor";
}

foreach ($addresses[0] as $key => $value) {
$mail->addAddress("mail@denemerf.com");
}

$mail->CharSet = 'utf-8';
$mail->Subject = $subject;
$mail->MsgHTML($template);
$mail->send();

die('MF000');
} catch (phpmailerException $e) {
die('MF254');
} catch (Exception $e) {
die('MF255');
}

Arkadaşlar mail formu göndermek istiyorum ama bir türlü yapamadım, kendi mailimden kendi mailime göndereceğim. Nerede hata yaptım