public function register(Doku_Event_Handler $controller) {
        $controller->register_hook('HTML_SECEDIT_BUTTON', 'BEFORE', $this, '_editbutton');
        $controller->register_hook('HTML_EDIT_FORMSELECTION', 'BEFORE', $this, '_editform');
        $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, '_editpost');
    }

    public function _handle_edit_post(Doku_Event $event) {
        // FIXME: Insert the name of a form field you use
        if (!isset($_POST['some_of_the_form_fields_you_use'])) {
            return;
        }
        global $TEXT;

        // FIXME: Create wikitext from post
        $TEXT = magic_form_to_wiki_function();
    }