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.servlet.PluginContextListener;
020    import com.liferay.portal.kernel.upload.UploadServletRequest;
021    import com.liferay.portal.kernel.util.ContextPathUtil;
022    import com.liferay.portal.kernel.util.GetterUtil;
023    import com.liferay.portal.kernel.util.HttpUtil;
024    import com.liferay.portal.kernel.util.LocaleThreadLocal;
025    import com.liferay.portal.kernel.util.StringPool;
026    import com.liferay.portal.security.ac.AccessControlThreadLocal;
027    import com.liferay.portal.servlet.JSONServlet;
028    import com.liferay.portal.spring.context.PortalContextLoaderListener;
029    import com.liferay.portal.struts.JSONAction;
030    import com.liferay.portal.upload.UploadServletRequestImpl;
031    import com.liferay.portal.util.PortalUtil;
032    
033    import java.io.IOException;
034    
035    import java.util.Locale;
036    
037    import javax.servlet.RequestDispatcher;
038    import javax.servlet.ServletContext;
039    import javax.servlet.ServletException;
040    import javax.servlet.http.HttpServletRequest;
041    import javax.servlet.http.HttpServletResponse;
042    import javax.servlet.http.HttpSession;
043    
044    /**
045     * @author Igor Spasic
046     */
047    public class JSONWebServiceServlet extends JSONServlet {
048    
049            @Override
050            public void destroy() {
051                    _jsonWebServiceServiceAction.destroy();
052    
053                    super.destroy();
054            }
055    
056            @Override
057            public void service(
058                            HttpServletRequest request, HttpServletResponse response)
059                    throws IOException, ServletException {
060    
061                    if (PortalUtil.isMultipartRequest(request)) {
062                            UploadServletRequest uploadServletRequest =
063                                    new UploadServletRequestImpl(request);
064    
065                            request = uploadServletRequest;
066                    }
067    
068                    String path = GetterUtil.getString(request.getPathInfo());
069    
070                    if ((!path.equals(StringPool.BLANK) &&
071                             !path.equals(StringPool.SLASH)) ||
072                            (request.getParameter("discover") != null)) {
073    
074                            Locale locale = PortalUtil.getLocale(request, response, true);
075    
076                            LocaleThreadLocal.setThemeDisplayLocale(locale);
077    
078                            super.service(request, response);
079    
080                            return;
081                    }
082    
083                    if (_log.isDebugEnabled()) {
084                            _log.debug("Servlet context " + request.getContextPath());
085                    }
086    
087                    String apiPath = PortalUtil.getPathMain() + "/portal/api/jsonws";
088    
089                    HttpSession session = request.getSession();
090    
091                    ServletContext servletContext = session.getServletContext();
092    
093                    boolean remoteAccess = AccessControlThreadLocal.isRemoteAccess();
094    
095                    try {
096                            AccessControlThreadLocal.setRemoteAccess(true);
097    
098                            String contextPath =
099                                    PortalContextLoaderListener.getPortalServletContextPath();
100    
101                            if (contextPath.isEmpty()) {
102                                    contextPath = StringPool.SLASH;
103                            }
104    
105                            if (servletContext.getContext(contextPath) != null) {
106                                    if (!contextPath.equals(StringPool.SLASH) &&
107                                            apiPath.startsWith(contextPath)) {
108    
109                                            apiPath = apiPath.substring(contextPath.length());
110                                    }
111    
112                                    RequestDispatcher requestDispatcher =
113                                            request.getRequestDispatcher(apiPath);
114    
115                                    requestDispatcher.forward(request, response);
116                            }
117                            else {
118                                    String servletContextPath = ContextPathUtil.getContextPath(
119                                            servletContext);
120    
121                                    String redirectPath =
122                                            "/api/jsonws?contextPath=" +
123                                                    HttpUtil.encodeURL(servletContextPath);
124    
125                                    response.sendRedirect(redirectPath);
126                            }
127                    }
128                    finally {
129                            AccessControlThreadLocal.setRemoteAccess(remoteAccess);
130                    }
131            }
132    
133            @Override
134            protected JSONAction getJSONAction(ServletContext servletContext) {
135                    ClassLoader classLoader = (ClassLoader)servletContext.getAttribute(
136                            PluginContextListener.PLUGIN_CLASS_LOADER);
137    
138                    _jsonWebServiceServiceAction = new JSONWebServiceServiceAction(
139                            servletContext, classLoader);
140    
141                    _jsonWebServiceServiceAction.setServletContext(servletContext);
142    
143                    return _jsonWebServiceServiceAction;
144            }
145    
146            private static Log _log = LogFactoryUtil.getLog(
147                    JSONWebServiceServlet.class);
148    
149            private JSONWebServiceServiceAction _jsonWebServiceServiceAction;
150    
151    }