/**
  * Output pagination
  *
  * @param type   $max_num_pages The total of pages
  * @param type   $current_page  The current pages
  * @param string $session_id    The session ID of current view
  *
  * @return type
  */
 static function pagination_output($max_num_pages, $current_page, $session_id)
 {
     $dargs = PT_CV_Functions::get_global_variable('dargs');
     if (!$max_num_pages || (int) $max_num_pages === 1) {
         return '';
     }
     $pagination_btn = '';
     $type = isset($dargs['pagination-settings']['type']) ? $dargs['pagination-settings']['type'] : 'ajax';
     $style = isset($dargs['pagination-settings']['style']) ? $dargs['pagination-settings']['style'] : 'regular';
     if ($type == 'normal' || $style == 'regular') {
         $pagination_btn = sprintf('<ul class="%s" data-totalpages="%s" data-sid="%s">%s</ul>', PT_CV_PREFIX . 'pagination' . ' ' . PT_CV_PREFIX . $type . ' pagination', esc_attr($max_num_pages), esc_attr($session_id), PT_CV_Functions::pagination($max_num_pages, $current_page));
     } else {
         $pagination_btn = apply_filters(PT_CV_PREFIX_ . 'btn_more_html', $pagination_btn, $max_num_pages, $session_id);
     }
     // Add loading icon
     $pagination_btn .= self::html_loading_img(12, PT_CV_PREFIX . 'spinner');
     $wrapper_class = apply_filters(PT_CV_PREFIX_ . 'pagination_class', '');
     $output = apply_filters(PT_CV_PREFIX_ . 'pagination_output', sprintf('<div class="%s">%s</div>', $wrapper_class . ' ' . PT_CV_PREFIX . 'pagination-wrapper', $pagination_btn));
     return $output;
 }