001    /**
002     * Copyright (c) 2000-present 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.security.access.control.AccessControlThreadLocal;
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.servlet.JSONServlet;
026    import com.liferay.portal.spring.context.PortalContextLoaderListener;
027    import com.liferay.portal.struts.JSONAction;
028    import com.liferay.portal.util.PortalUtil;
029    import com.liferay.portal.util.PropsValues;
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 (!PropsValues.JSONWS_WEB_SERVICE_API_DISCOVERABLE ||
055                            (!path.equals(StringPool.BLANK) &&
056                             !path.equals(StringPool.SLASH)) ||
057                            (request.getParameter("discover") != null)) {
058    
059                            Locale locale = PortalUtil.getLocale(request, response, true);
060    
061                            LocaleThreadLocal.setThemeDisplayLocale(locale);
062    
063                            super.service(request, response);
064    
065                            return;
066                    }
067    
068                    if (_log.isDebugEnabled()) {
069                            _log.debug("Servlet context " + request.getContextPath());
070                    }
071    
072                    String apiPath = PortalUtil.getPathMain() + "/portal/api/jsonws";
073    
074                    HttpSession session = request.getSession();
075    
076                    ServletContext servletContext = session.getServletContext();
077    
078                    boolean remoteAccess = AccessControlThreadLocal.isRemoteAccess();
079    
080                    try {
081                            AccessControlThreadLocal.setRemoteAccess(true);
082    
083                            String contextPath =
084                                    PortalContextLoaderListener.getPortalServletContextPath();
085    
086                            if (contextPath.isEmpty()) {
087                                    contextPath = StringPool.SLASH;
088                            }
089    
090                            String proxyPath = PortalUtil.getPathProxy();
091    
092                            if (servletContext.getContext(contextPath) != null) {
093                                    if (Validator.isNotNull(proxyPath) &&
094                                            apiPath.startsWith(proxyPath)) {
095    
096                                            apiPath = apiPath.substring(proxyPath.length());
097                                    }
098    
099                                    if (!contextPath.equals(StringPool.SLASH) &&
100                                            apiPath.startsWith(contextPath)) {
101    
102                                            apiPath = apiPath.substring(contextPath.length());
103                                    }
104    
105                                    RequestDispatcher requestDispatcher =
106                                            request.getRequestDispatcher(apiPath);
107    
108                                    requestDispatcher.forward(request, response);
109                            }
110                            else {
111                                    String servletContextPath = servletContext.getContextPath();
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 final Log _log = LogFactoryUtil.getLog(
136                    JSONWebServiceServlet.class);
137    
138    }