controllers/grid/content/announcements/ViewAnnouncementGridHandler.inc.php

<?php

import('controllers.grid.content.announcements.AnnouncementGridHandler');

class ViewAnnouncementGridHandler extends AnnouncementGridHandler {
   function ViewAnnouncementGridHandler() {
      parent::AnnouncementGridHandler();
   }


   function initialize($request) {
      parent::initialize($request);

      $displayLimit = (boolean) $request->getUserVar('displayLimit');
      if ($displayLimit) {
         $press =& $request->getPress();
         $numAnnouncementsHomepage = $press->getSetting('numAnnouncementsHomepage');
         $gridElements = $this->getGridDataElements($request);
         if (count($gridElements) > $numAnnouncementsHomepage) {
            $dispatcher =& $request->getDispatcher();
            import('lib.pkp.classes.linkAction.request.RedirectAction');
            $actionRequest = new RedirectAction($dispatcher->url($request, ROUTE_PAGE, null, 'announcement'));
            $moreAnnouncementsAction = new LinkAction('moreAnnouncements', $actionRequest, __('announcement.moreAnnouncements'));
            $this->addAction($moreAnnouncementsAction, GRID_ACTION_POSITION_BELOW);

            $limitedElements = array();
            for ($i = 0; $i < $numAnnouncementsHomepage; $i++) {
               $limitedElements[key($gridElements)] = current($gridElements);
               next($gridElements);
            }
            $this->setGridDataElements($limitedElements);
         }
      }
   }
}

?>