001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.jsonwebservice;
016    
017    import com.liferay.portal.kernel.log.Log;
018    import com.liferay.portal.kernel.log.LogFactoryUtil;
019    import com.liferay.portal.kernel.util.ContextPathUtil;
020    import com.liferay.portal.kernel.util.GetterUtil;
021    import com.liferay.portal.kernel.util.HttpUtil;
022    import com.liferay.portal.kernel.util.LocaleThreadLocal;
023    import com.liferay.portal.kernel.util.StringPool;
024    import com.liferay.portal.kernel.util.Validator;
025    import com.liferay.portal.security.ac.AccessControlThreadLocal;
026    import com.liferay.portal.servlet.JSONServlet;
027    import com.liferay.portal.spring.context.PortalContextLoaderListener;
028    import com.liferay.portal.struts.JSONAction;
029    import com.liferay.portal.util.PortalUtil;
030    
031    import java.io.IOException;
032    
033    import java.util.Locale;
034    
035    import javax.servlet.RequestDispatcher;
036    import javax.servlet.ServletContext;
037    import javax.servlet.ServletException;
038    import javax.servlet.http.HttpServletRequest;
039    import javax.servlet.http.HttpServletResponse;
040    import javax.servlet.http.HttpSession;
041    
042    /**
043     * @author Igor Spasic
044     */
045    public class JSONWebServiceServlet extends JSONServlet {
046    
047            @Override
048            public void service(
049                            HttpServletRequest request, HttpServletResponse response)
050                    throws IOException, ServletException {
051    
052                    String path = GetterUtil.getString(request.getPathInfo());
053    
054                    if ((!path.equals(StringPool.BLANK) &&
055                             !path.equals(StringPool.SLASH)) ||
056                            (request.getParameter("discover") != null)) {
057    
058                            Locale locale = PortalUtil.getLocale(request, response, true);
059    
060                            LocaleThreadLocal.setThemeDisplayLocale(locale);
061    
062                            super.service(request, response);
063    
064                            return;
065                    }
066    
067                    if (_log.isDebugEnabled()) {
068                            _log.debug("Servlet context " + request.getContextPath());
069                    }
070    
071                    String apiPath = PortalUtil.getPathMain() + "/portal/api/jsonws";
072    
073                    HttpSession session = request.getSession();
074    
075                    ServletContext servletContext = session.getServletContext();
076    
077                    boolean remoteAccess = AccessControlThreadLocal.isRemoteAccess();
078    
079                    try {
080                            AccessControlThreadLocal.setRemoteAccess(true);
081    
082                            String contextPath =
083                                    PortalContextLoaderListener.getPortalServletContextPath();
084    
085                            if (contextPath.isEmpty()) {
086                                    contextPath = StringPool.SLASH;
087                            }
088    
089                            String proxyPath = PortalUtil.getPathProxy();
090    
091                            if (servletContext.getContext(contextPath) != null) {
092                                    if (Validator.isNotNull(proxyPath) &&
093                                            apiPath.startsWith(proxyPath)) {
094    
095                                            apiPath = apiPath.substring(proxyPath.length());
096                                    }
097    
098                                    if (!contextPath.equals(StringPool.SLASH) &&
099                                            apiPath.startsWith(contextPath)) {
100    
101                                            apiPath = apiPath.substring(contextPath.length());
102                                    }
103    
104                                    RequestDispatcher requestDispatcher =
105                                            request.getRequestDispatcher(apiPath);
106    
107                                    requestDispatcher.forward(request, response);
108                            }
109                            else {
110                                    String servletContextPath = ContextPathUtil.getContextPath(
111                                            servletContext);
112    
113                                    String redirectPath =
114                                            PortalUtil.getPathContext() + "/api/jsonws?contextPath=" +
115                                                    HttpUtil.encodeURL(servletContextPath);
116    
117                                    response.sendRedirect(redirectPath);
118                            }
119                    }
120                    finally {
121                            AccessControlThreadLocal.setRemoteAccess(remoteAccess);
122                    }
123            }
124    
125            @Override
126            protected JSONAction getJSONAction(ServletContext servletContext) {
127                    JSONWebServiceServiceAction jsonWebServiceServiceAction =
128                            new JSONWebServiceServiceAction();
129    
130                    jsonWebServiceServiceAction.setServletContext(servletContext);
131    
132                    return jsonWebServiceServiceAction;
133            }
134    
135            private static Log _log = LogFactoryUtil.getLog(
136                    JSONWebServiceServlet.class);
137    
138    }