'https://www.google.com/recaptcha/api/siteverify',
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => [
'secret' => $recaptcha_secret_key,
'response' => $_POST["g-recaptcha-response"],
'remoteip' => $_SERVER['REMOTE_ADDR']
],
CURLOPT_RETURNTRANSFER => true
]);
$output = curl_exec($ch);
curl_close($ch);
$json = json_decode($output);
// Send email.
if(($_POST['name']) && ($_POST['email']) && ($_POST['subject']) && ($_POST['message']) && ($json->success==true)) {
$name= $_POST['name'];
$email= $_POST['email'];
$subject= $_POST['subject'];
$message= $_POST['message'];
mail($admin_email, "$subject", $message, "From: \"$name\" <$email>\r\n" . "X-Mailer: PHP/" . phpversion());
$msg= "Your message was sent successfully!
";
}elseif($_POST['send']){
$msg=" Please fill in your information below and complete challenge!
";
}
?>