header('Content-type: text/html; charset=UTF-8');
$uid = getUid();
$hash = getCookieHash();
checkCookieHash($uid, $hash);
//itemId, (message)
if (!isset($_POST["itemId"]) || !$_POST["itemId"]) {
add_return_data(0, 5, "itemId is a must.");
}
$itemId = $_POST["itemId"];
$message = "";
if (isset($_POST["message"])) {
$message = $_POST["message"];
}
$borrow = new Borrow();
$user = new Items();
$ruid = $user->getUserId($itemId);
if ($borrow->isAlreadyBorrowed($itemId)) {
add_return_data(0, 6, "Is Already Borrowed");
}
if ($ruid == -1 || $ruid == $uid) {
add_return_data(0, 8, "Cannot borrow your own book");
}
if (!$borrow->borrowBook($uid = $uid, $hash = $hash, $itemId = $itemId, $message = $message)) {
add_return_data(0, 7, "Borrow Error.");
}
$msg = new Message();
$ruid = $user->getUserId($itemId);
if ($ruid == -1) {
add_return_data(1, 2, "Borrowed but cannot send message.");
}
$retVal = $msg->addMessage($uid, $hash, $ruid, $message);