001
014
015 package com.liferay.portal.xmlrpc;
016
017 import com.liferay.portal.kernel.log.Log;
018 import com.liferay.portal.kernel.log.LogFactoryUtil;
019 import com.liferay.portal.kernel.servlet.ServletResponseUtil;
020 import com.liferay.portal.kernel.util.ContentTypes;
021 import com.liferay.portal.kernel.util.HttpUtil;
022 import com.liferay.portal.kernel.util.StringPool;
023 import com.liferay.portal.kernel.util.StringUtil;
024 import com.liferay.portal.kernel.util.Tuple;
025 import com.liferay.portal.kernel.xmlrpc.Method;
026 import com.liferay.portal.kernel.xmlrpc.Response;
027 import com.liferay.portal.kernel.xmlrpc.XmlRpcConstants;
028 import com.liferay.portal.kernel.xmlrpc.XmlRpcException;
029 import com.liferay.portal.kernel.xmlrpc.XmlRpcUtil;
030 import com.liferay.portal.util.PortalInstances;
031 import com.liferay.portal.util.PortalUtil;
032
033 import java.io.IOException;
034 import java.io.InputStream;
035
036 import javax.servlet.ServletException;
037 import javax.servlet.http.HttpServlet;
038 import javax.servlet.http.HttpServletRequest;
039 import javax.servlet.http.HttpServletResponse;
040
041
045 public class XmlRpcServlet extends HttpServlet {
046
047 @Override
048 protected void doGet(
049 HttpServletRequest request, HttpServletResponse response)
050 throws IOException, ServletException {
051
052 PortalUtil.sendError(
053 HttpServletResponse.SC_NOT_FOUND,
054 new IllegalArgumentException("The GET method is not supported"),
055 request, response);
056 }
057
058 @Override
059 protected void doPost(
060 HttpServletRequest request, HttpServletResponse response) {
061
062 Response xmlRpcResponse = null;
063
064 try {
065 long companyId = PortalInstances.getCompanyId(request);
066
067 String token = getToken(request);
068
069 InputStream is = request.getInputStream();
070
071 String xml = StringUtil.read(is);
072
073 Tuple methodTuple = XmlRpcParser.parseMethod(xml);
074
075 String methodName = (String)methodTuple.getObject(0);
076 Object[] args = (Object[])methodTuple.getObject(1);
077
078 xmlRpcResponse = invokeMethod(companyId, token, methodName, args);
079 }
080 catch (IOException ioe) {
081 xmlRpcResponse = XmlRpcUtil.createFault(
082 XmlRpcConstants.NOT_WELL_FORMED, "XML is not well formed");
083
084 if (_log.isDebugEnabled()) {
085 _log.debug(ioe, ioe);
086 }
087 }
088 catch (XmlRpcException xmlrpce) {
089 _log.error(xmlrpce, xmlrpce);
090 }
091
092 if (xmlRpcResponse == null) {
093 xmlRpcResponse = XmlRpcUtil.createFault(
094 XmlRpcConstants.SYSTEM_ERROR, "Unknown error occurred");
095 }
096
097 response.setCharacterEncoding(StringPool.UTF8);
098 response.setContentType(ContentTypes.TEXT_XML);
099 response.setStatus(HttpServletResponse.SC_OK);
100
101 try {
102 ServletResponseUtil.write(response, xmlRpcResponse.toXml());
103 }
104 catch (Exception e) {
105 if (_log.isWarnEnabled()) {
106 _log.warn(e, e);
107 }
108
109 response.setStatus(HttpServletResponse.SC_PRECONDITION_FAILED);
110 }
111 }
112
113 protected String getToken(HttpServletRequest request) {
114 String token = request.getPathInfo();
115
116 return HttpUtil.fixPath(token);
117 }
118
119 protected Response invokeMethod(
120 long companyId, String token, String methodName, Object[] arguments)
121 throws XmlRpcException {
122
123 Method method = XmlRpcMethodUtil.getMethod(token, methodName);
124
125 if (method == null) {
126 return XmlRpcUtil.createFault(
127 XmlRpcConstants.REQUESTED_METHOD_NOT_FOUND,
128 "Requested method not found");
129 }
130
131 if (!method.setArguments(arguments)) {
132 return XmlRpcUtil.createFault(
133 XmlRpcConstants.INVALID_METHOD_PARAMETERS,
134 "Method arguments are invalid");
135 }
136
137 return method.execute(companyId);
138 }
139
140 private static final Log _log = LogFactoryUtil.getLog(XmlRpcServlet.class);
141
142 }