/**
  * Display all images of slider
  *
  * @access public
  * @author Nguyen Van Hiep
  *
  * @version 1.0
  * @since 1.0
  */
 public function action_index()
 {
     $view = View::forge('admin/article/index');
     $view->cats = Model_Categories::get_cat_list(true, Input::get('lang'));
     $view->total = (int) Model_Article::count();
     $view->in_cat = null;
     $view->selected_cat_view = Input::get('cat') == '' ? 'cat' : Input::get('cat');
     $view->selected_lang_view = Input::get('lang') == '' ? 'lang' : Input::get('lang');
     $view->langs = array('' => '---');
     foreach (glob(LANG_DIR . '/*', GLOB_ONLYDIR) as $lang_dir) {
         $short_lang = str_replace(LANG_DIR . '/', '', $lang_dir);
         $view->langs[$short_lang] = $short_lang;
     }
     $view->in_cat = count(Model_Article::get_articles_offset(0, 9999, Input::get('cat'), Input::get('lang')));
     $config = array('pagination_url' => Uri::base() . 'admin/article?cat=' . Input::get('cat') . '&lang=' . Input::get('lang'), 'total_items' => $view->in_cat, 'per_page' => 30, 'uri_segment' => 'page', 'num_links' => 7);
     $pag = Pagination::forge('paging', $config);
     $view->arts = Model_Article::get_articles_offset($pag->offset, $pag->per_page, Input::get('cat'), Input::get('lang'));
     $view->pag = $pag;
     $this->template->title = __('art.arts');
     $this->template->content = $view;
 }