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

<?php

import('lib.pkp.classes.controllers.grid.GridHandler');
import('lib.pkp.classes.controllers.grid.DataObjectGridCellProvider');

import('controllers.grid.content.announcements.form.AnnouncementTypeForm');

class AnnouncementTypeGridHandler extends GridHandler {
   function AnnouncementTypeGridHandler() {
      parent::GridHandler();
      $this->addRoleAssignment(
         ROLE_ID_PRESS_MANAGER,
         array(
            'fetchGrid', 'fetchRow',
            'addAnnouncementType', 'editAnnouncementType',
            'updateAnnouncementType',
            'deleteAnnouncementType'
         )
      );
   }


   //
   // Overridden template methods
   //
   function authorize($request, $args, $roleAssignments) {
      import('classes.security.authorization.OmpPressAccessPolicy');
      $this->addPolicy(new OmpPressAccessPolicy($request, $roleAssignments));

      $returner = parent::authorize($request, $args, $roleAssignments);
      $press =& $request->getPress();

      $announcementTypeId = $request->getUserVar('announcementTypeId');
      if ($announcementTypeId) {
         // Ensure announcement type is valid and for this context
         $announcementTypeDao =& DAORegistry::getDAO('AnnouncementTypeDAO'); /* @var $announcementTypeDao AnnouncementTypeDAO */
         $announcementType =& $announcementTypeDao->getById($announcementTypeId);
         if (!$announcementType || $announcementType->getAssocType() != ASSOC_TYPE_PRESS || $announcementType->getAssocId() != $press->getId()) {
            return false;
         }
      }

      return $returner;
   }

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

      // Basic grid configuration
      $this->setTitle('manager.announcementTypes');

      // Set the no items row text
      $this->setEmptyRowText('manager.announcementTypes.noneCreated');

      $press =& $request->getPress();

      // Columns
      import('controllers.grid.content.announcements.AnnouncementTypeGridCellProvider');
      $announcementTypeCellProvider = new AnnouncementTypeGridCellProvider();
      $this->addColumn(
         new GridColumn('name',
            'common.name',
            null,
            'controllers/grid/gridCell.tpl',
            $announcementTypeCellProvider,
            array('width' => 60)
         )
      );

      // Load language components
      AppLocale::requireComponents(LOCALE_COMPONENT_PKP_MANAGER);

      // Add grid action.
      $router =& $request->getRouter();

      import('lib.pkp.classes.linkAction.request.AjaxModal');
      $this->addAction(
         new LinkAction(
            'addAnnouncementType',
            new AjaxModal(
               $router->url($request, null, null, 'addAnnouncementType', null, null),
               __('grid.action.addAnnouncementType'),
               'modal_add_item',
               true
            ),
            __('grid.action.addAnnouncementType'),
            'add_item'
         )
      );
   }

   function loadData($request, $filter) {
      $press =& $request->getPress();
      $announcementTypeDao =& DAORegistry::getDAO('AnnouncementTypeDAO');
      $pressAnnouncementTypes =& $announcementTypeDao->getByAssoc(ASSOC_TYPE_PRESS, $press->getId());

      return $pressAnnouncementTypes;
   }

   function getRowInstance() {
      import('controllers.grid.content.announcements.AnnouncementTypeGridRow');
      return new AnnouncementTypeGridRow();
   }

   //
   // Public grid actions.
   //
   function addAnnouncementType($args, &$request) {
      return $this->editAnnouncementType($args, $request);
   }

   function editAnnouncementType($args, &$request) {
      $announcementTypeId = (int)$request->getUserVar('announcementTypeId');
      $press =& $request->getPress();
      $pressId = $press->getId();

      $announcementTypeForm = new AnnouncementTypeForm($pressId, $announcementTypeId);
      $announcementTypeForm->initData($args, $request);

      $json = new JSONMessage(true, $announcementTypeForm->fetch($request));
      return $json->getString();
   }

   function updateAnnouncementType($args, &$request) {

      // Identify the announcement type id.
      $announcementTypeId = $request->getUserVar('announcementTypeId');
      $press =& $request->getPress();
      $pressId = $press->getId();

      // Form handling.
      $announcementTypeForm = new AnnouncementTypeForm($pressId, $announcementTypeId);
      $announcementTypeForm->readInputData();

      if ($announcementTypeForm->validate()) {
         $announcementTypeForm->execute($request);

         if ($announcementTypeId) {
            // Successful edit of an existing announcement type.
            $notificationLocaleKey = 'notification.editedAnnouncementType';
         } else {
            // Successful added a new announcement type.
            $notificationLocaleKey = 'notification.addedAnnouncementType';
         }

         // Record the notification to user.
         $notificationManager = new NotificationManager();
         $user =& $request->getUser();
         $notificationManager->createTrivialNotification($user->getId(), NOTIFICATION_TYPE_SUCCESS, array('contents' => __($notificationLocaleKey)));

         // Prepare the grid row data.
         return DAO::getDataChangedEvent($announcementTypeId);
      } else {
         $json = new JSONMessage(false);
      }
      return $json->getString();
   }

   function deleteAnnouncementType($args, $request) {
      $announcementTypeId = (int) $request->getUserVar('announcementTypeId');

      $announcementTypeDao =& DAORegistry::getDAO('AnnouncementTypeDAO');
      $announcementTypeDao->deleteById($announcementTypeId);

      // Create notification.
      $notificationManager = new NotificationManager();
      $user =& $request->getUser();
      $notificationManager->createTrivialNotification($user->getId(), NOTIFICATION_TYPE_SUCCESS, array('contents' => __('notification.removedAnnouncementType')));

      return DAO::getDataChangedEvent($announcementTypeId);
   }
}

?>