classes/handler/Handler.inc.php

<?php

import('lib.pkp.classes.handler.PKPHandler');
import('classes.handler.validation.HandlerValidatorPress');

class Handler extends PKPHandler {
   function Handler() {
      parent::PKPHandler();
   }

   function getTargetPress($request) {

      // Get the requested path.
      $router =& $request->getRouter();
      $requestedPath = $router->getRequestedContextPath($request);
      $press = null;

      if ($requestedPath === 'index' || $requestedPath === '') {
         // No press requested. Check how many presses has the site.
         $pressDao =& DAORegistry::getDAO('PressDAO'); /* @var $pressDao PressDAO */
         $presses =& $pressDao->getPresses();
         $pressesCount = $presses->getCount();
         $press = null;
         if ($pressesCount === 1) {
            // Return the unique press.
            $press =& $presses->next();
         }
         if (!$press && $pressesCount > 1) {
            // Decide wich press to return.
            $user =& $request->getUser();
            if ($user) {
               // We have a user (private access).
               $press =& $this->_getFirstUserPress($user, $presses->toArray());
            }
            if (!$press) {
               // Get the site redirect.
               $press =& $this->_getSiteRedirectPress($request);
            }
         }
      } else {
         // Return the requested press.
         $press =& $router->getContext($request);
      }
      if (is_a($press, 'Press')) {
         return $press;
      }
      return null;
   }

   function _getFirstUserPress($user, $presses) {
      $userGroupDao =& DAORegistry::getDAO('UserGroupDAO');
      $press = null;
      foreach($presses as $workingPress) {
         $userIsEnrolled = $userGroupDao->userInAnyGroup($user->getId(), $workingPress->getId());
         if ($userIsEnrolled) {
            $press = $workingPress;
            break;
         }
      }
      return $press;
   }

   function _getSiteRedirectPress($request) {
      $pressDao =& DAORegistry::getDAO('PressDAO'); /* @var $pressDao PressDAO */
      $site =& $request->getSite();
      $press = null;
      if ($site) {
         if($site->getRedirect()) {
            $press = $pressDao->getById($site->getRedirect());
         }
      }
      return $press;
   }
}

?>