| package org.apache.turbine.modules.screens; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache 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.apache.org/licenses/LICENSE-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. |
| */ |
| |
| import java.lang.reflect.Method; |
| |
| import org.apache.fulcrum.security.model.turbine.TurbineAccessControlList; |
| import org.apache.turbine.annotation.AnnotationProcessor; |
| import org.apache.turbine.annotation.AnnotationProcessor.ConditionType; |
| import org.apache.turbine.annotation.TurbineRequiredRole; |
| import org.apache.turbine.pipeline.PipelineData; |
| import org.apache.turbine.util.RunData; |
| |
| public class PlainJSONSecureAnnotatedScreen extends PlainJSONScreen |
| { |
| |
| /** |
| * This method overrides the method in JSONScreen to perform a security |
| * check prior to producing the output. |
| * |
| * @param pipelineData Turbine information. |
| * @throws Exception a generic exception. |
| */ |
| @Override |
| public void doOutput(PipelineData pipelineData) throws Exception |
| { |
| if (isAuthorized(pipelineData)) |
| { |
| super.doOutput(pipelineData); |
| } |
| } |
| |
| /** |
| * Use this method to perform the necessary security check with Turbine annotations {@link TurbineRequiredRole} in |
| * a newly overridden {@link #doOutput(PipelineData)} method. |
| * |
| * @param pipelineData Turbine information. |
| * @return <code>true</code> if the user is authorized to access the screen, by default it is required ACL is populated. |
| * If {@link TurbineRequiredRole} is not set, it is allowed by default |
| * @throws Exception A generic exception. |
| */ |
| protected boolean isAuthorized(PipelineData pipelineData) throws Exception { |
| RunData data = pipelineData.getRunData(); |
| Method[] methods = getClass().getMethods(); |
| for (Method m : methods) { |
| if (m.getName().equals( "doOutput" )) { |
| if ((TurbineAccessControlList)data.getACL() == null) return false; |
| return AnnotationProcessor.isAuthorized( m, (TurbineAccessControlList)data.getACL(), ConditionType.ANY ); |
| } |
| } |
| return false; |
| } |
| } |