function loadAssignment($LTI)
{
global $CFG, $PDOX;
$cacheloc = 'peer_assn';
$row = Cache::check($cacheloc, $LTI['link_id']);
if ($row != false) {
return $row;
}
$stmt = $PDOX->queryDie("SELECT assn_id, json FROM {$CFG->dbprefix}peer_assn WHERE link_id = :ID", array(":ID" => $LTI['link_id']));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
$row['json'] = upgradeSubmission($row['json']);
Cache::set($cacheloc, $LTI['link_id'], $row);
return $row;
}
require_once "../../config.php";
require_once $CFG->dirroot . "/pdo.php";
require_once $CFG->dirroot . "/lib/lms_lib.php";
require_once "peer_util.php";
use Tsugi\Core\Cache;
use Tsugi\Core\LTIX;
// Sanity checks
$LTI = LTIX::requireData();
// Model
$p = $CFG->dbprefix;
if (isset($_POST['json'])) {
$json = $_POST['json'];
if (get_magic_quotes_gpc()) {
$json = stripslashes($json);
}
$json = json_decode(upgradeSubmission($json));
if ($json === null) {
$_SESSION['error'] = "Bad JSON Syntax";
header('Location: ' . addSession('configure.php'));
return;
}
// Some sanity checking...
if ($json->totalpoints < 1) {
$_SESSION['error'] = "totalpoints is required and must be > 1";
header('Location: ' . addSession('configure.php'));
return;
}
if ($json->instructorpoints + $json->peerpoints + $json->assesspoints * $json->minassess != $json->totalpoints) {
$_SESSION['error'] = "instructorpoints + peerpoints + (assesspoints*minassess) != totalpoints ";
header('Location: ' . addSession('configure.php'));
return;
