/**

  * Copyright 2010 The Kuali Foundation Licensed under the

  * Educational Community License, Version 2.0 (the "License"); you may

  * not use this file except in compliance with the License. You may

  * obtain a copy of the License at

  *

  * http://www.osedu.org/licenses/ECL-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an "AS IS"

  * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

  * or implied. See the License for the specific language governing

  * permissions and limitations under the License.

  */

 package org.kuali.student.common.ui.server.gwt;

 import org.kuali.rice.kim.bo.types.dto.AttributeSet;

 import org.kuali.rice.kim.service.IdentityManagementService;

 import org.kuali.student.common.rice.StudentIdentityConstants;

 import org.kuali.student.common.rice.authorization.PermissionType;

 import org.kuali.student.common.ui.client.service.SecurityRpcService;

 import org.kuali.student.common.ui.client.service.exceptions.OperationFailedException;

 import org.kuali.student.common.util.security.SecurityUtils;

 import com.google.gwt.user.server.rpc.RemoteServiceServlet;

 /**

  * This is a description of what this class does - Will Gomes don't forget to fill this in. 

  * 

  * @author Kuali Student Team

  *

  */

 public class SecurityRpcGwtServlet extends RemoteServiceServlet implements SecurityRpcService{

     private static final long serialVersionUID = 1L;

     private IdentityManagementService permissionService;

     public String getPrincipalUsername(){

             return SecurityUtils.getPrincipalUserName();

     }

         @Override

         public Boolean checkAdminPermission(String principalId, String screenComponent)  throws OperationFailedException {

                 System.out.println("SecurityRpcGwtServlet.checkAdminPermission for : " + principalId + " component " + screenComponent);

         AttributeSet permDetails = new AttributeSet();

         permDetails.put(StudentIdentityConstants.SCREEN_COMPONENT,screenComponent);

         boolean hasAccess = false;

         hasAccess = getPermissionService().isAuthorizedByTemplateName(principalId, 

                                         PermissionType.KS_ADMIN_SCREEN.getPermissionNamespace(), 

                                         PermissionType.KS_ADMIN_SCREEN.getPermissionTemplateName(), permDetails, 

                                         permDetails);

         System.out.println(principalId + " has access : " + hasAccess);

                 return hasAccess;

         }

         public void setPermissionService(IdentityManagementService permissionService) {

                 this.permissionService = permissionService;

         }

         public IdentityManagementService getPermissionService()throws OperationFailedException{

                 if(permissionService==null){

                 throw new OperationFailedException("Permission Service is unavailable");

         }

                 return permissionService;

         }

 }