<?php
require_once "utils.php";
require_once "misc/config.php";

function check_token()
{
  $token = check_table_field("Authorization", "tokens", "token");
  if ($token === false)
    error(401, "Invalid token");
  return $token;
}

function status_confirm($id)
{
  check_token();
}

function status_create()
{
  $token = check_token();
  $status = get_post("status");
  if (strlen($status) < 10)
    error(422, "Status too short");

  $lat = check_float(get_post("latitude", false));
  $long = check_float(get_post("longitude", false));
  $media = null;
  if (isset($_FILES["media"])
      && getimagesize($_FILES["media"]["tmp_name"]) !== false)
  {
    global $media_path;
    $media = $media_path . dechex(time());
    move_uploaded_file($_FILES["media"]["tmp_name"], $media);
  }

  $u = database_exec("SELECT `id`, `username` FROM users WHERE `id` = ".
    "(SELECT `user` FROM tokens WHERE `token` = :token)",
    array(":token" => $token))->fetch();

  database_exec("INSERT INTO status (`status`, `user`, `longitude`, ".
    "`latitude`, `media`) VALUES(:status, :user, :long, :lat, :media)",
      array(":status" => $status, ":user" => $u["id"], ":long" => $long,
      ":lat" => $lat, ":media" => $media));

  $s = database_exec("SELECT * FROM status WHERE id = :id",
    array(":id" => database_get()->lastInsertId()))->fetch();

  $date = new DateTime($s["date"]);

  echo json_encode(array("status" => $s["status"],
    "creation_date" => $date->format(DateTime::ISO8601),
    "latitude" => $s["latitude"] === null ? null : floatval($s["latitude"]),
    "longitude" => $s["longitude"] === null ? null : floatval($s["longitude"]),
    "id" => intval($s["id"]),
    "user_id" => intval($u["id"])
  ));
}

function status_feed()
{
  check_token();
  $page = get_get("page", false);
  $limit = get_get("limit", false);
  $sdatabase_exec("SELECT * FROM status ORDER BY id DESC LIMIT :begin, :count",
    array(":begin" => intval(($page - 1) * $limit), ":count" => $limit));
}
?>