Contao\PageModel::findFirstActiveByMemberGroups PHP Метод

    public static function findFirstActiveByMemberGroups($arrIds)
    {
        if (!is_array($arrIds) || empty($arrIds)) {
            return null;
        }
        $time = \Date::floorToMinute();
        $objDatabase = \Database::getInstance();
        $arrIds = array_map('intval', $arrIds);
        $objResult = $objDatabase->prepare("SELECT p.* FROM tl_member_group g LEFT JOIN tl_page p ON g.jumpTo=p.id WHERE g.id IN(" . implode(',', $arrIds) . ") AND g.jumpTo>0 AND g.redirect='1' AND g.disable!='1' AND (g.start='' OR g.start<='{$time}') AND (g.stop='' OR g.stop>'" . ($time + 60) . "') AND p.published='1' AND (p.start='' OR p.start<='{$time}') AND (p.stop='' OR p.stop>'" . ($time + 60) . "') ORDER BY " . $objDatabase->findInSet('g.id', $arrIds))->limit(1)->execute();
        if ($objResult->numRows < 1) {
            return null;
        }
        return new static($objResult);
    }

 /**
  * Display a login form
  *
  * @return string
  */
 public function generate()
 {
     if (TL_MODE == 'BE') {
         /** @var BackendTemplate|object $objTemplate */
         $objTemplate = new \BackendTemplate('be_wildcard');
         $objTemplate->wildcard = '### ' . Utf8::strtoupper($GLOBALS['TL_LANG']['FMD']['login'][0]) . ' ###';
         $objTemplate->title = $this->headline;
         $objTemplate->id = $this->id;
         $objTemplate->link = $this->name;
         $objTemplate->href = 'contao/main.php?do=themes&table=tl_module&act=edit&id=' . $this->id;
         return $objTemplate->parse();
     }
     // Set the last page visited
     if (!$_POST && $this->redirectBack) {
         $_SESSION['LAST_PAGE_VISITED'] = $this->getReferer();
     }
     // Login
     if (\Input::post('FORM_SUBMIT') == 'tl_login_' . $this->id) {
         // Check whether username and password are set
         if (empty($_POST['username']) || empty($_POST['password'])) {
             \System::getContainer()->get('session')->getFlashBag()->set($this->strFlashType, $GLOBALS['TL_LANG']['MSC']['emptyField']);
             $this->reload();
         }
         $this->import('FrontendUser', 'User');
         $strRedirect = \Environment::get('request');
         // Redirect to the last page visited
         if ($this->redirectBack && $_SESSION['LAST_PAGE_VISITED'] != '') {
             $strRedirect = $_SESSION['LAST_PAGE_VISITED'];
         } else {
             // Redirect to the jumpTo page
             if ($this->jumpTo && ($objTarget = $this->objModel->getRelated('jumpTo')) instanceof PageModel) {
                 /** @var PageModel $objTarget */
                 $strRedirect = $objTarget->getFrontendUrl();
             }
             // Overwrite the jumpTo page with an individual group setting
             $objMember = \MemberModel::findByUsername(\Input::post('username'));
             if ($objMember !== null) {
                 $arrGroups = \StringUtil::deserialize($objMember->groups);
                 if (!empty($arrGroups) && is_array($arrGroups)) {
                     $objGroupPage = \PageModel::findFirstActiveByMemberGroups($arrGroups);
                     if ($objGroupPage !== null) {
                         $strRedirect = $objGroupPage->getFrontendUrl();
                     }
                 }
             }
         }
         // Auto login is not allowed
         if (isset($_POST['autologin']) && !$this->autologin) {
             unset($_POST['autologin']);
             \Input::setPost('autologin', null);
         }
         // Login and redirect
         if ($this->User->login()) {
             $this->redirect($strRedirect);
         }
         $this->reload();
     }
     // Logout and redirect to the website root if the current page is protected
     if (\Input::post('FORM_SUBMIT') == 'tl_logout_' . $this->id) {
         /** @var PageModel $objPage */
         global $objPage;
         $this->import('FrontendUser', 'User');
         $strRedirect = \Environment::get('request');
         // Redirect to last page visited
         if ($this->redirectBack && strlen($_SESSION['LAST_PAGE_VISITED'])) {
             $strRedirect = $_SESSION['LAST_PAGE_VISITED'];
         } elseif ($objPage->protected) {
             $strRedirect = \Environment::get('base');
         }
         // Logout and redirect
         if ($this->User->logout()) {
             $this->redirect($strRedirect);
         }
         $this->reload();
     }
     return parent::generate();
 }