StaticPageGridHandler.inc.php

<?php
 
import('lib.pkp.classes.controllers.grid.GridHandler');
import('plugins.generic.staticPages.controllers.grid.StaticPageGridRow');
import('plugins.generic.staticPages.controllers.grid.StaticPageGridCellProvider');
 
class StaticPageGridHandler extends GridHandler {
   static $plugin;
 
   static function setPlugin($plugin) {
      self::$plugin = $plugin;
   }
 
   function __construct() {
      parent::__construct();
      $this->addRoleAssignment(
         array(ROLE_ID_MANAGER),
         array('index', 'fetchGrid', 'fetchRow', 'addStaticPage', 'editStaticPage', 'updateStaticPage', 'delete')
      );
   }
 
 
   //
   // Overridden template methods
   //
   function authorize($request, &$args, $roleAssignments) {
      import('lib.pkp.classes.security.authorization.ContextAccessPolicy');
      $this->addPolicy(new ContextAccessPolicy($request, $roleAssignments));
      return parent::authorize($request, $args, $roleAssignments);
   }
 
   function initialize($request, $args = null) {
      parent::initialize($request, $args);
      $context = $request->getContext();
 
      // Set the grid details.
      $this->setTitle('plugins.generic.staticPages.staticPages');
      $this->setEmptyRowText('plugins.generic.staticPages.noneCreated');
 
      // Get the pages and add the data to the grid
      $staticPagesDao = DAORegistry::getDAO('StaticPagesDAO');
      $this->setGridDataElements($staticPagesDao->getByContextId($context->getId()));
 
      // Add grid-level actions
      $router = $request->getRouter();
      import('lib.pkp.classes.linkAction.request.AjaxModal');
      $this->addAction(
         new LinkAction(
            'addStaticPage',
            new AjaxModal(
               $router->url($request, null, null, 'addStaticPage'),
               __('plugins.generic.staticPages.addStaticPage'),
               'modal_add_item'
            ),
            __('plugins.generic.staticPages.addStaticPage'),
            'add_item'
         )
      );
 
      // Columns
      $cellProvider = new StaticPageGridCellProvider();
      $this->addColumn(new GridColumn(
         'title',
         'plugins.generic.staticPages.pageTitle',
         null,
         'controllers/grid/gridCell.tpl', // Default null not supported in OMP 1.1
         $cellProvider
      ));
      $this->addColumn(new GridColumn(
         'path',
         'plugins.generic.staticPages.path',
         null,
         'controllers/grid/gridCell.tpl', // Default null not supported in OMP 1.1
         $cellProvider
      ));
   }
 
   //
   // Overridden methods from GridHandler
   //
   function getRowInstance() {
      return new StaticPageGridRow();
   }
 
   //
   // Public Grid Actions
   //
   function index($args, $request) {
      $context = $request->getContext();
      import('lib.pkp.classes.form.Form');
      $form = new Form(self::$plugin->getTemplateResource('staticPages.tpl'));
      return new JSONMessage(true, $form->fetch($request));
   }
 
   function addStaticPage($args, $request) {
      // Calling editStaticPage with an empty ID will add
      // a new static page.
      return $this->editStaticPage($args, $request);
   }
 
   function editStaticPage($args, $request) {
      $staticPageId = $request->getUserVar('staticPageId');
      $context = $request->getContext();
      $this->setupTemplate($request);
 
      // Create and present the edit form
      import('plugins.generic.staticPages.controllers.grid.form.StaticPageForm');
      $staticPagesPlugin = self::$plugin;
      $staticPageForm = new StaticPageForm(self::$plugin, $context->getId(), $staticPageId);
      $staticPageForm->initData();
      return new JSONMessage(true, $staticPageForm->fetch($request));
   }
 
   function updateStaticPage($args, $request) {
      $staticPageId = $request->getUserVar('staticPageId');
      $context = $request->getContext();
      $this->setupTemplate($request);
 
      // Create and populate the form
      import('plugins.generic.staticPages.controllers.grid.form.StaticPageForm');
      $staticPagesPlugin = self::$plugin;
      $staticPageForm = new StaticPageForm(self::$plugin, $context->getId(), $staticPageId);
      $staticPageForm->readInputData();
 
      // Check the results
      if ($staticPageForm->validate()) {
         // Save the results
         $staticPageForm->execute();
         return DAO::getDataChangedEvent();
      } else {
         // Present any errors
         return new JSONMessage(true, $staticPageForm->fetch($request));
      }
   }
 
   function delete($args, $request) {
      $staticPageId = $request->getUserVar('staticPageId');
      $context = $request->getContext();
 
      // Delete the static page
      $staticPagesDao = DAORegistry::getDAO('StaticPagesDAO');
      $staticPage = $staticPagesDao->getById($staticPageId, $context->getId());
      $staticPagesDao->deleteObject($staticPage);
 
      return DAO::getDataChangedEvent();
   }
}