function webhook_listen()
{
    if ($_GET['action'] !== 'remote_css_listener') {
        return;
    }
    $hook_id = !empty($_GET['remote-css-update']) ? $_GET['remote-css-update'] : '';
    if (empty($hook_id)) {
        return;
    }
    if (get_option('_wordcamp-remote-css-webhook-id', false) != $hook_id) {
        return;
    }
    \WordCamp\RemoteCSS\Engine\save_remote_css();
}
function process()
{
    $user_intent = !empty($_POST['save_remote_url']) ? $_POST['save_remote_url'] : '';
    if ($user_intent) {
        $url = !empty($_POST['remote_url']) ? $_POST['remote_url'] : '';
        if (!empty($url) && 1 == $user_intent) {
            update_option('_wordcamp-remote-css-url', $url);
        }
        \WordCamp\RemoteCSS\Engine\save_remote_css();
        return $user_intent;
    }
    if ($_POST['regenerate_webhook']) {
        $webhook = \WordCamp\RemoteCSS\Webhook\get_webhook_url(true);
        return $webhook;
    }
    return false;
}