edit_record.php

<?php
require_once ("functions.php");
require_once ("sql.php");

$user_id = clear_data($_POST["user_id"]);
$zone_id= clear_data($_POST["zone_id"]);
$name = clear_data($_POST["name"]);
$content = clear_data($_POST["content"]);
$ttl = clear_data($_POST["ttl"]);
$record_id = clear_data($_POST["record_id"]);


$data = $mysqli->query("SELECT * FROM users WHERE id = $user_id");


if($data->num_rows) {

    $row = $data->fetch_array();


    $connection = curl_init();

    curl_setopt($connection, CURLOPT_URL, "https://api.cloudflare.com/client/v4/zones/$zone_id/dns_records/$record_id");

    $post = array("type" => "TXT", "name" => $name, "content" => $content, "ttl" => $ttl);

    $headers = [
        'X-Auth-Email: ' . $row["email"],
        'X-Auth-Key: ' . $row["api"],
        'Content-Type: application/json'
    ];

    curl_setopt($connection, CURLOPT_HTTPHEADER, $headers);
    curl_setopt($connection,CURLOPT_PUT, 1);

    $js = json_encode($post);
    $putData = tmpfile();
    fwrite($putData, $js);
    fseek($putData, 0);


    curl_setopt($connection, CURLOPT_INFILE, $putData);
    curl_setopt($connection, CURLOPT_INFILESIZE, strlen($js));



    $result = curl_exec($connection);

    curl_close($connection);
    fclose($putData);
    $mysqli->close();

}
else
{
    $mysqli->close();
    exit("Access Denied!");
}