function execute($par)
 {
     global $wgContLang;
     $this->setHeaders();
     $pg = new GlobalUsersPager($this->getContext(), $par);
     if ($par) {
         if (in_array($par, CentralAuthUser::availableGlobalGroups())) {
             $pg->setGroup($par);
         } else {
             $pg->setUsername($par);
         }
     }
     $rqGroup = $this->getRequest()->getVal('group');
     if ($rqGroup) {
         $groupTitle = Title::newFromText($rqGroup);
         if ($groupTitle) {
             $pg->setGroup($groupTitle->getUserCaseDBKey());
         }
     }
     $rqUsername = $wgContLang->ucfirst($this->getRequest()->getVal('username'));
     if ($rqUsername) {
         $pg->setUsername($rqUsername);
     }
     $this->getOutput()->addModuleStyles('ext.centralauth.globalusers');
     $this->getOutput()->addHTML($pg->getPageHeader());
     $this->getOutput()->addHTML($pg->getNavigationBar());
     $this->getOutput()->addHTML(Html::rawElement('ul', null, $pg->getBody()));
     $this->getOutput()->addHTML($pg->getNavigationBar());
 }
 function execute($par)
 {
     global $wgContLang;
     $this->setHeaders();
     $pg = new GlobalUsersPager($this->getContext(), $par);
     if ($par) {
         $pg->setGroup($par);
     }
     $rqGroup = $this->getRequest()->getVal('group');
     if ($rqGroup) {
         $pg->setGroup($rqGroup);
     }
     $rqUsername = $wgContLang->ucfirst($this->getRequest()->getVal('username'));
     if ($rqUsername) {
         $pg->setUsername($rqUsername);
     }
     $this->getOutput()->addHTML($pg->getPageHeader());
     $this->getOutput()->addHTML($pg->getNavigationBar());
     $this->getOutput()->addHTML('<ul>' . $pg->getBody() . '</ul>');
     $this->getOutput()->addHTML($pg->getNavigationBar());
 }