json.php

<?php

session_start();

require_once 'inc/config.php';
/**
 * @param $class
 */
function __autoload($class)
{
    include 'lib/' . $class . '.class.php';
}

// Check stream information
$rtmpclass = new rtmp();
$rtmpinfo = $rtmpclass->checkStreams();

// Prepare response Data
$json = [
    "data" => [],
    "options" => 0
];

// Compute input params
$_OPTIONS = array_merge($_GET, $_POST);
$channel = filter_input(INPUT_GET, 'channel', FILTER_SANITIZE_STRING);

// Execute correct action
switch ($_GET["action"]) {
    case "ping":
        $json["data"]["live"] = array_key_exists($channel, $rtmpinfo["rtmp"]["channels"]) && array_key_exists("publishing", $rtmpinfo["rtmp"]["channels"][$_GET["channel"]]);
        break;
    case "record":
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_HEADER, 0);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        if (isset($_GET["start"])) {
            curl_setopt($ch, CURLOPT_URL, "$furl/control/record/start?app=live&name=$channel&rec=rec");
        } else if (isset($_GET["stop"])) {
            curl_setopt($ch, CURLOPT_URL, "$furl/control/record/stop?app=live&name=$channel&rec=rec");
        }
        $json["data"]["file"] = curl_exec($ch);
        curl_close($ch);
        break;
    default:
        $json["data"]["channels"] = $rtmpinfo["rtmp"]["channels"];
        break;
}

// Prettify on demand, and force object mode
if (isset($_GET["pretty"])) {
    $json["options"] = $json["options"] | JSON_PRETTY_PRINT;
}
$json["options"] = $json["options"] | JSON_FORCE_OBJECT;

// Output response as JSON, without any kind of cache allowed
header('Cache-Control: no-cache, must-revalidate');
header('Expires: Thu, 01 Jan 1970 00:00:00 GMT');
header('Content-type: text/json');
print json_encode($json["data"], $json["options"]);