<?php

$contact_name = $contact_email = $contact_message = $token = $contact_ip = "";

if ($_SERVER["REQUEST_METHOD"] == "POST") {
    if (has_required_data($_POST)) {
        $contact_name = urldecode(filter_var(
            $_POST["name"],
            FILTER_SANITIZE_FULL_SPECIAL_CHARS));
        $contact_email = urldecode(filter_var(
            $_POST["email"],
            FILTER_SANITIZE_EMAIL));
        $contact_message = urldecode(filter_var(
            $_POST["message"],
            FILTER_SANITIZE_FULL_SPECIAL_CHARS));
        $contact_ip = $_SERVER['REMOTE_ADDR'];
        }

//        if (is_recaptcha_valid($token)) {
            send_mail($contact_name, $contact_email, $contact_message, $contact_ip);
//        } else {
//            send_mail($contact_name, $contact_email, "Tried to contact you, but his recaptcha is not valid.", $contact_ip);
//        }
    }
}

function has_required_data($request) {
    return (
        (
            isset($request['name'])
            && isset($request['email'])
            && isset($request['message']))
        && (
            !empty($request['name'])
            && !empty($request['email'])
            && !empty($request['message'])));
}


function send_mail ($name, $email, $message, $ip) {
    return mail(
        "service@loongnix.cn",
        "你好!",
        (
            "You received a message on <a href='https://www.loongnix.cn'>your website</a>.<br>\r\n"
            ."Ip: ".$ip."<br><br>\r\n"
            ."Name: ".$name."<br><br>\r\n"
            ."Email: ".$email."<br><br>\r\n"
            ."Message: ".$message."<br><br>\r\n"),
        (
            "From: ".$name
            ." <".$email.">\r\n"
            ."MIME-Version: 1.0\r\n"
            ."Content-type: text/html\r\n"));
}

?>

