<?php
if(!defined("COMMON"))
    require("Common.php");

$js = getJsonizedInput();

$psk = "";
$allow=false;

$user = "";
$display_name = "";
$logged_in = false;
$totalUsers = 0;

if(!defined("CLIENTPSK")) {
    $allow=true;
} else {

    if($js['client'] == CLIENTPSK) {
        // Authorized. Send the PSK value to the client
        $allow=true;
        $psk = PSK;

        // Check session
        if(isset($_SESSION['login'])) {
            $logged_in = true;
            $user = $_SESSION['user'];
            $display_name = $_SESSION['display_name'];
        }
    }else {
        $allow=false;
    }

    $DB = get_DB();
    // Query total number of users
    $res = $DB->query("SELECT * FROM auth;");
    $totalUsers = $res->num_rows;

    $DB->close();
}

$ret = array(
    "type" => "S2CPong",
    "authorized" => $allow,
    "user" => $user,
    "display_name" => $display_name,
    "psk" => $psk,
    "login" => $logged_in,
    "user_count" => $totalUsers
);

die(json_encode($ret));
?>