Story deletion procedure with error

storydelete.php

<?php

if (!isset($_POST['delete'])) {
    return false;
}

if (UNL_ENews_Controller::getUser()->uid !== $story->uid_created) {
    throw new Exception('You did not create that story - you can not delete it', 403);
}

foreach ($story->getNewsrooms() as $newsroom) {
    if (UNL_ENews_Newsroom_Story::getById($newsroom->id, $story->id)->status !== 'pending') {
        throw new Exception('A story you attempted to delete has already been approved for use by a newsroom', 403);
    }
}

return $story->delete();