radiobot/webhook/index.php

<?php
$debug = false;
$input = file_get_contents("php://input");
$tilderadio = json_decode($input, true);

if ($debug) {
    $timestamp = date("c");
    file_put_contents("$timestamp.json", $input);
    print_r($tilderadio);
}

$msg = "";

if ($tilderadio["live"]["is_live"])
    $msg .= "({$tilderadio["live"]["streamer_name"]}) ";
$msg .= "now playing: ";
$msg .= $tilderadio["now_playing"]["song"]["text"] . " ";
$msg .= "~~ {$tilderadio["listeners"]["current"]} listeners";

echo $msg;
file_put_contents(__DIR__."/../now_playing.txt", $msg);