controllers/grid/content/navigation/ManageFooterGridHandler.inc.php

<?php

// import grid base classes
import('lib.pkp.classes.controllers.grid.CategoryGridHandler');


// import format grid specific classes
import('controllers.grid.content.navigation.FooterGridCellProvider');
import('controllers.grid.content.navigation.FooterGridCategoryRow');
import('controllers.grid.content.navigation.form.FooterCategoryForm');

// Link action & modal classes
import('lib.pkp.classes.linkAction.request.AjaxModal');

class ManageFooterGridHandler extends CategoryGridHandler {
   var $_press;

   function ManageFooterGridHandler() {
      parent::CategoryGridHandler();
      $this->addRoleAssignment(
            array(ROLE_ID_PRESS_MANAGER),
            array('fetchGrid', 'fetchCategory', 'fetchRow', 'addFooterCategory',
            'editFooterCategory', 'updateFooterCategory', 'deleteFooterCategory'));
   }

   //
   // Getters/Setters
   //
   function &getPress() {
      return $this->_press;
   }

   function setPress($press) {
      $this->_press =& $press;
   }

   //
   // Overridden methods from PKPHandler
   //
   function authorize(&$request, $args, $roleAssignments) {
      import('classes.security.authorization.OmpPressAccessPolicy');
      $this->addPolicy(new OmpPressAccessPolicy($request, $roleAssignments));
      $returner = parent::authorize($request, $args, $roleAssignments);

      $footerLinkId = $request->getUserVar('footerLinkId');
      if ($footerLinkId) {
         $press =& $request->getPress();
         $footerLinkDao =& DAORegistry::getDAO('FooterLinkDAO');
         $footerLink =& $footerLinkDao->getById($footerLinkId, $press->getId());
         if (!isset($footerLink)) {
            return false;
         }
      }

      return $returner;
   }

   /*
    * Configure the grid
    * @param $request PKPRequest
    */
   function initialize(&$request) {
      parent::initialize($request);

      // Basic grid configuration
      $this->setTitle('grid.content.navigation.footer');

      // Set the no items row text
      $this->setEmptyRowText('grid.content.navigation.footer.noneExist');

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

      // Columns
      import('controllers.grid.content.navigation.FooterGridCellProvider');
      $footerLinksGridCellProvider = new FooterGridCellProvider();

      $gridColumn = new GridColumn(
            'title',
            'common.title',
            null,
            'controllers/grid/gridCell.tpl',
            $footerLinksGridCellProvider,
            array()
         );

      $gridColumn->addFlag('html', true);
      $this->addColumn($gridColumn);

      // Add grid action.
      $router =& $request->getRouter();
      import('lib.pkp.classes.linkAction.request.AjaxModal');
      $this->addAction(
         new LinkAction(
            'addFooterCategoryLink',
            new AjaxModal(
               $router->url($request, null, null, 'addFooterCategory', null, null),
               __('grid.content.navigation.footer.addCategory'),
               'modal_add_item',
               true
            ),
            __('grid.content.navigation.footer.addCategory'),
            'add_item')
      );
   }


   //
   // Overridden methods from GridHandler
   //

   function &getCategoryRowInstance() {
      $row = new FooterGridCategoryRow();
      return $row;
   }

   function getCategoryData($category) {

      $footerLinkDao =& DAORegistry::getDAO('FooterLinkDAO');
      $press =& $this->getPress();
      $footerLinks =& $footerLinkDao->getByCategoryId($category->getId(), $press->getId());
      return $footerLinks->toArray();
   }

   function getCategoryRowIdParameterName() {
      return 'footerCategoryId';
   }

   function getRequestArgs() {
      $press =& $this->getPress();
      return array_merge(
         parent::getRequestArgs(),
         array('pressId' => $press->getId())
      );
   }

   function loadData($request, $filter = null) {
      // set our labels for the FooterLink categories.
      $footerCategoryDao =& DAORegistry::getDAO('FooterCategoryDAO');
      $press =& $this->getPress();
      $categories =& $footerCategoryDao->getByPressId($press->getId());
      $data = array();
      while ($category =& $categories->next()) {
         $data[ $category->getId() ] = $category;
      }

      return $data;
   }


   //
   // Public Footer Grid Actions
   //

   function addFooterCategory($args, &$request) {
      return $this->editFooterCategory($args, $request);
   }

   function editFooterCategory($args, &$request) {
      $footerCategoryId = $request->getUserVar('footerCategoryId');
      $footerCategoryDao =& DAORegistry::getDAO('FooterCategoryDAO');
      $press =& $request->getPress();

      $footerCategory =& $footerCategoryDao->getById($footerCategoryId, $press->getId());
      $footerCategoryForm = new FooterCategoryForm($press->getId(), $footerCategory);
      $footerCategoryForm->initData($args, $request);

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

   function updateFooterCategory($args, &$request) {
      // Identify the footerLink entry to be updated
      $footerCategoryId = $request->getUserVar('footerCategoryId');

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

      $footerCategoryDao =& DAORegistry::getDAO('FooterCategoryDAO');
      $footerCategory =& $footerCategoryDao->getById($footerCategoryId, $press->getId());

      // Form handling
      $footerCategoryForm = new FooterCategoryForm($press->getId(), $footerCategory);
      $footerCategoryForm->readInputData();
      if ($footerCategoryForm->validate()) {
         $footerCategoryId = $footerCategoryForm->execute($request);

         if(!isset($footerCategory)) {
            // This is a new entry
            $footerCategory =& $footerCategoryDao->getById($footerCategoryId, $press->getId());
            $notificationContent = __('notification.addedFooterCategory');

            // Prepare the grid row data
            $row =& $this->getRowInstance();
            $row->setGridId($this->getId());
            $row->setId($footerCategoryId);
            $row->setData($footerCategory);
            $row->initialize($request);
         } else {
            $notificationContent = __('notification.editedFooterCategory');
         }

         // Create trivial notification.
         $currentUser =& $request->getUser();
         $notificationMgr = new NotificationManager();
         $notificationMgr->createTrivialNotification($currentUser->getId(), NOTIFICATION_TYPE_SUCCESS, array('contents' => $notificationContent));

         // Render the row into a JSON response
         return DAO::getDataChangedEvent($footerCategoryId);

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

   function deleteFooterCategory($args, &$request) {

      // Identify the entry to be deleted
      $footerCategoryId = $request->getUserVar('footerCategoryId');

      $footerCategoryDao =& DAORegistry::getDAO('FooterCategoryDAO');
      $press =& $this->getPress();
      $footerCategory =& $footerCategoryDao->getById($footerCategoryId, $press->getId());
      if (isset($footerCategory)) { // authorized

         // remove links in this category.
         $footerLinkDao =& DAORegistry::getDAO('FooterLinkDAO');
         $footerLinks =& $footerLinkDao->getByCategoryId($footerCategoryId, $press->getId());
         while ($footerLink =& $footerLinks->next()) {
            $footerLinkDao->deleteObject($footerLink);
         }

         $result = $footerCategoryDao->deleteObject($footerCategory);

         if ($result) {
            $currentUser =& $request->getUser();
            $notificationMgr = new NotificationManager();
            $notificationMgr->createTrivialNotification($currentUser->getId(), NOTIFICATION_TYPE_SUCCESS, array('contents' => __('notification.removedFooterCategory')));
            return DAO::getDataChangedEvent($footerCategoryId);
         } else {
            $json = new JSONMessage(false, __('manager.setup.errorDeletingItem'));
            return $json->getString();
         }
      }
   }
}
?>