SetupGridHandler.inc.php

<?php
 
import('lib.pkp.classes.controllers.grid.GridHandler');
 
class SetupGridHandler extends GridHandler {
   function __construct() {
      parent::__construct();
      $this->addRoleAssignment(
         array(ROLE_ID_MANAGER),
         array('uploadImage')
      );
   }
 
   function initialize($request, $args = null) {
      parent::initialize($request, $args);
 
      AppLocale::requireComponents(LOCALE_COMPONENT_APP_MANAGER);
   }
 
   function authorize($request, &$args, $roleAssignments, $contextRequired = true) {
      if ($contextRequired) {
         import('lib.pkp.classes.security.authorization.ContextAccessPolicy');
         $this->addPolicy(new ContextAccessPolicy($request, $roleAssignments));
      }
      return parent::authorize($request, $args, $roleAssignments);
   }
 
   function uploadImage($args, $request) {
      $router = $request->getRouter();
      $context = $request->getContext();
      $user = $request->getUser();
 
      import('lib.pkp.classes.file.TemporaryFileManager');
      $temporaryFileManager = new TemporaryFileManager();
      $temporaryFile = $temporaryFileManager->handleUpload('uploadedFile', $user->getId());
      if ($temporaryFile) {
         $json = new JSONMessage(true);
         $json->setAdditionalAttributes(array(
            'temporaryFileId' => $temporaryFile->getId()
         ));
         return $json;
      } else {
         return new JSONMessage(false, __('common.uploadFailed'));
      }
   }
}