break;
case 'rotatepage':
if (!$issupervisor) {
emarking_json_error('Invalid access');
}
list($imageurl, $anonymousurl, $imgwidth, $imgheight) = emarking_rotate_image($pageno, $submission, $context);
if (strlen($imageurl) == 0) {
emarking_json_error('Image is empty');
}
$output = array('imageurl' => $imageurl, 'anonymousimageurl' => $anonymousurl, 'width' => $imgwidth, 'height' => $imgheight);
emarking_json_array($output);
break;
case 'sortpages':
$neworder = required_param('neworder', PARAM_SEQUENCE);
$neworderarr = explode(',', $neworder);
if (!emarking_sort_submission_pages($submission, $neworderarr)) {
emarking_json_error('Error trying to resort pages!');
}
$output = array('neworder' => $neworder);
emarking_json_array($output);
break;
case 'updcomment':
emarking_check_grade_permission($readonly, $draft, $context);
// Add to Moodle log so some auditing can be done.
\mod_emarking\event\emarking_graded::create_from_draft($draft, $submission, $context)->trigger();
$newgrade = emarking_update_comment($submission, $draft, $emarking, $context);
emarking_json_array(array('message' => 'Success!', 'newgrade' => $newgrade, 'timemodified' => time()));
break;
default:
emarking_json_error('Invalid action!');
}