<?php
/*
Status codes:
0: sending
1: sent
2: failed to contact gate
3: generic error
4: no service
5: no pdu
6: radio off
7: unknown error
*/
require_once "sql.php";
if(isset($_GET['id']))
	$id = $_GET['id'];
else
	$id = "";
if(isset($_GET['status']))
	$status = $_GET['status'];
else
	$status = "";

if($id == "")
	error("Empty id");
if($status == "")
	error("Empty status");

$id = intval($id);
if($id <= 0)
	error("Invalid id");
$status = intval($status);
if($status < 1 || $status > 7)
	error("Invalid status");

$select = $db->prepare("SELECT timeStatus, status FROM sent WHERE id=:id AND gate=(SELECT id FROM gates WHERE address=:address)");
if(!$select->execute(array(":address" => $_SERVER['REMOTE_ADDR'], ":id" => $id)))
	error("Unable to retrieve gate details");

if($g = $select->fetch())
{
	if($g['timeStatus'] || $g['status'] != 0)
		error("This status has already been set: ".$g['status']);
	$update = $db->prepare("UPDATE sent SET `status`=:status, `timeStatus`=NOW() WHERE `id`=:id");
	if(!$update->execute(array(":id" => $id, ":status" => $status)))
		error("Failed to update database");
	else
		echo json_encode(array("id" => $id, "status" => $status));
}
else
	error("You're not allowed to do this");
?>