StatsHandler.inc.php

<?php
 
import('lib.pkp.pages.stats.PKPStatsHandler');
 
class StatsHandler extends PKPStatsHandler {
   public function __construct() {
      parent::__construct();
      HookRegistry::register ('TemplateManager::display', array($this, 'addSectionFilters'));
   }
 
   public function addSectionFilters($hookName, $args) {
      $templateMgr = $args[0];
      $template = $args[1];
 
      if (!in_array($template, ['stats/publications.tpl', 'stats/editorial.tpl'])) {
         return;
      }
 
      $sectionFilters = APP\components\listPanels\SubmissionsListPanel::getSectionFilters();
 
      if (count($sectionFilters) < 2) {
         return;
      }
 
      $filters = $templateMgr->getState('filters');
      if (is_null($filters)) {
         $filters = [];
      }
      $filters[] = [
         'heading' => __('section.sections'),
         'filters' => $sectionFilters,
      ];
      $templateMgr->setState([
         'filters' => $filters
      ]);
   }
}