/**
  * Check whether data should be loaded for the stylometric analysis namespace page 
  */
 private function StylometricanalysisDataShouldBeLoaded(Title $title, WebRequest $request, MediaWiki $wiki)
 {
     if ($wiki->getAction($request) !== 'view') {
         return false;
     }
     $namespace = $title->getNamespace();
     if ($namespace !== NS_STYLOMETRICANALYSIS) {
         return false;
     }
     return true;
 }
 /**
  * MediaWikiPerformAction hook. Retrieve the collatex output stored in the database and render the table if the user is in NS_COLLATIONS
  */
 public function onMediaWikiPerformAction(OutputPage $output, Article $article, Title $title, User $user, WebRequest $request, MediaWiki $wiki)
 {
     try {
         if ($wiki->getAction($request) !== 'view' || !$this->isCollationsNamespace($title)) {
             return true;
         }
         $wrapper = $this->wrapper;
         $partial_url = $title->getPrefixedUrl();
         $this->signature = $wrapper->getSignatureWrapper()->getCollationsSignature($partial_url);
         if (!$this->userIsAllowedToViewThePage($user)) {
             return true;
         }
         $this->user_has_view_permission = true;
         $data = $wrapper->getCollationsData($partial_url);
         $viewer = new CollateViewer($output);
         $viewer->showCollateNamespacePage($data);
     } catch (Exception $e) {
         $this->page_exists = false;
         return true;
     }
     return true;
 }