<?php

    gatekeeper();
    action_gatekeeper();
    $collection_guid = (int) get_input('collection_id');
    $title = get_input('title');
    $desc = get_input('description');

    $collection = get_entity($collection_guid);
    if ($collection && $collection->canEdit()) {
        $collection->title = $title;
        $collection->description = $desc;
        $collection->save();
        forward($collection->getURL());
    }


?>