<?php
    $req_uri = $_SERVER['REQUEST_URI'];
    $ex = explode("/",$req_uri);
    $action = $ex[count($ex)-1];

    switch ($action) {
        case "time":
            echo date("r");
            break;
        case "news":
            echo json_encode(array("last_update"=>time(),"message"=>"news from server"));
            break;
        case "push_test":
            $checksum = md5($_POST['timestamp'].$_POST['frequency'].$_POST['amplitude'].$_POST['error']);
            if($_POST['checksum']==$checksum) $ret="ok";
            else $ret="fail";
            echo json_encode(array("timestamp"=>$_POST['timestamp'],"frequency"=>$_POST['frequency'],"amplitude"=>$_POST['amplitude'],"error"=>$_POST['error'],"checksum"=>$_POST['checksum'],"status"=>$ret));
            break;
        case "push":
            $checksum = md5($_POST['timestamp'].$_POST['frequency'].$_POST['amplitude'].$_POST['error']);
            if($_POST['checksum']==$checksum) $ret="ok";
            else $ret="fail";
            echo json_encode(array("status"=>$ret));
            break;
        default:
            echo "error";
    }
?>