imagecms / ImageCMS

        }

        switch ($action) {

            case 'show_settings':

                $this->load->library('lib_category');

                $cats = $this->lib_category->build();

                $this->render('recent_news_form', ['widget' => $widget_data, 'cats' => $cats]);

                break;

            case 'update_settings':

                $this->form_validation->set_rules('news_count', lang('Amount of news', 'core'), 'trim|required|is_natural|min_length[1]');

                $this->form_validation->set_rules('max_symdols', lang('Maximum number of characters', 'core'), 'trim|required|is_natural|min_length[1]');

        $this->load->library('similar_posts', null, 'similar_library');

        switch ($action) {

            case 'show_settings':

                $this->load->library('lib_category');

                $cats = $this->lib_category->build();

                $this->render('similar_posts_form', ['widget' => $widget_data, 'cats' => $cats]);

                break;

            case 'update_settings':

                $settings = $this->input->post('settings');