FuelPHP ControllerPosts

<?php

class Controller_Posts extends Controller_Base
{

    public function action_index()
    {

        $view = View::forge('posts/index');

        $pagination = Model_Post::count(array(
            'where' => array(
                array('active', 1),
            ),
        ));

        $config = array(
            'pagination_url' => 'posts/index/',
            'total_items' => $pagination,
            'per_page' => 2,
            'uri_segment' => 3,
        );

        Paginationbootstrap::set_config($config);

        $view->posts = Model_Post::find('all', array(
            'where' => array(
                array('active', 1),
            ),
            'order_by' => array('created_at' => 'desc'),
            'limit' => Paginationbootstrap::$per_page,
            'offset' => Paginationbootstrap::$offset,
        ));

        $view->set('pagination', Paginationbootstrap::create_links(), false);

        $this->template->title = "Blog";
        $this->template->content = $view;

    }

    public function action_view($slug)
    {
        $view = View::forge('posts/view');

        $view->set('post', Model_Post::query()->where('slug', $slug)->related('comments')->order_by('comments.created_at', 'desc')->get_one(), false);

        $this->template->title = $view->post->title;
        $this->template->date = $view->post->created_at;
        $this->template->content = $view;

    }

    public function action_comment($slug)
    {
        if (Input::method() == 'POST')
        {
            $val = Model_Comment::validate('create');

            if ($val->run())
            {
                $comment = Model_Comment::forge(array(
                    'pseudo' => Input::post('pseudo'),
                    'email' => Input::post('email'),
                    'message' => Input::post('message'),
                    'post_id' => Input::post('post_id'),
                    'user_id' => Input::post('user_id'),
                ));

                if ($comment and $comment->save())
                {
                    Session::set_flash('success', 'Votre commentaire a bien été envoyé.');

                    Response::redirect('posts/view/'.$slug);
                }

                else
                {
                    Session::set_flash('error', 'Impossible d\'envoyer votre commentaire.');
                }
            }
            else
            {
                Session::set_flash('error', $val->show_errors());
            }
        }
        Response::redirect('posts/view/'.$slug);

    }

}