| /* |
| * 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. |
| */ |
| package org.apache.empire.struts2.interceptors; |
| |
| import java.io.IOException; |
| |
| import javax.portlet.ActionResponse; |
| import javax.portlet.PortletRequest; |
| import javax.portlet.PortletResponse; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.apache.struts2.ServletActionContext; |
| import org.apache.struts2.portlet.servlet.PortletServletRequest; |
| import org.apache.struts2.portlet.servlet.PortletServletResponse; |
| import org.apache.struts2.views.util.UrlHelper; |
| |
| import com.opensymphony.xwork2.interceptor.AbstractInterceptor; |
| |
| @SuppressWarnings("serial") |
| public abstract class InterceptorSupport extends AbstractInterceptor |
| { |
| // Logger |
| protected static Logger log = LoggerFactory.getLogger(InterceptorSupport.class); |
| |
| public static final String NONE = "none"; |
| |
| protected String redirect(String target, boolean appendSourceUri) |
| throws IOException |
| { |
| HttpServletRequest req = ServletActionContext.getRequest(); |
| if (req instanceof PortletServletRequest) |
| return redirectPortletRequest(((PortletServletRequest)req).getPortletRequest(), target, appendSourceUri); |
| else return redirectServletRequest(req, target, appendSourceUri); |
| } |
| |
| private String redirectServletRequest(HttpServletRequest req, String target, boolean appendSourceUri) |
| throws IOException |
| { |
| // Create rediect URL |
| StringBuffer url = new StringBuffer(); |
| if (target.indexOf('/')<0) |
| { |
| url.append(req.getContextPath()); |
| url.append('/'); |
| } |
| // The Target |
| url.append(target); |
| // Add .action |
| if (target.indexOf('?')<0 && target.indexOf('.')<0) |
| { |
| url.append(".action"); |
| } |
| // Apppend URI |
| if (appendSourceUri) |
| { |
| url.append(target.indexOf('?')<0 ? '?' : '&'); |
| url.append( "source-uri=" ); |
| url.append( UrlHelper.translateAndEncode(req.getRequestURI()) ); |
| } |
| // Log Info |
| if (log.isInfoEnabled()) |
| log.info("Redirecting request from " + req.getRequestURI() + " to " + url.toString()); |
| // Redirect |
| HttpServletResponse response = ServletActionContext.getResponse(); |
| String redirectURL = response.encodeRedirectURL(url.toString()); |
| response.sendRedirect( redirectURL ); |
| return NONE; |
| } |
| |
| private String redirectPortletRequest(PortletRequest req, String target, boolean appendSourceUri) |
| throws IOException |
| { |
| // Create rediect URL |
| StringBuffer url = new StringBuffer(); |
| if (target.indexOf('/')<0) |
| { |
| url.append(req.getContextPath()); |
| url.append('/'); |
| } |
| // The Target |
| url.append(target); |
| // Add .action |
| if (target.indexOf('?')<0 && target.indexOf('.')<0) |
| { |
| url.append(".action"); |
| } |
| // Redirect |
| HttpServletResponse servletResponse = ServletActionContext.getResponse(); |
| PortletResponse portletResponse = ((PortletServletResponse)servletResponse).getPortletResponse(); |
| if (portletResponse instanceof ActionResponse) |
| { |
| ActionResponse actionResponse = (ActionResponse)portletResponse; |
| String redirectURL = actionResponse.encodeURL(url.toString()); |
| actionResponse.sendRedirect( redirectURL ); |
| } |
| else |
| { |
| log.error("Unable to redirect the portlet RenderRequest to " + url.toString()); |
| } |
| return NONE; |
| } |
| |
| } |