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
032 import java.io.IOException;
033 import java.io.InputStream;
034
035 import javax.servlet.http.HttpServlet;
036 import javax.servlet.http.HttpServletRequest;
037 import javax.servlet.http.HttpServletResponse;
038
039
043 public class XmlRpcServlet extends HttpServlet {
044
045 @Override
046 protected void doPost(
047 HttpServletRequest request, HttpServletResponse response) {
048
049 Response xmlRpcResponse = null;
050
051 try {
052 long companyId = PortalInstances.getCompanyId(request);
053
054 String token = getToken(request);
055
056 InputStream is = request.getInputStream();
057
058 String xml = StringUtil.read(is);
059
060 Tuple methodTuple = XmlRpcParser.parseMethod(xml);
061
062 String methodName = (String)methodTuple.getObject(0);
063 Object[] args = (Object[])methodTuple.getObject(1);
064
065 xmlRpcResponse = invokeMethod(companyId, token, methodName, args);
066 }
067 catch (IOException ioe) {
068 xmlRpcResponse = XmlRpcUtil.createFault(
069 XmlRpcConstants.NOT_WELL_FORMED, "XML is not well formed");
070
071 if (_log.isDebugEnabled()) {
072 _log.debug(ioe, ioe);
073 }
074 }
075 catch (XmlRpcException xmlrpce) {
076 _log.error(xmlrpce, xmlrpce);
077 }
078
079 if (xmlRpcResponse == null) {
080 xmlRpcResponse = XmlRpcUtil.createFault(
081 XmlRpcConstants.SYSTEM_ERROR, "Unknown error occurred");
082 }
083
084 response.setCharacterEncoding(StringPool.UTF8);
085 response.setContentType(ContentTypes.TEXT_XML);
086 response.setStatus(HttpServletResponse.SC_OK);
087
088 try {
089 ServletResponseUtil.write(response, xmlRpcResponse.toXml());
090 }
091 catch (Exception e) {
092 if (_log.isWarnEnabled()) {
093 _log.warn(e, e);
094 }
095
096 response.setStatus(HttpServletResponse.SC_PRECONDITION_FAILED);
097 }
098 }
099
100 protected String getToken(HttpServletRequest request) {
101 String token = request.getPathInfo();
102
103 return HttpUtil.fixPath(token);
104 }
105
106 protected Response invokeMethod(
107 long companyId, String token, String methodName, Object[] arguments)
108 throws XmlRpcException {
109
110 Method method = XmlRpcMethodUtil.getMethod(token, methodName);
111
112 if (method == null) {
113 return XmlRpcUtil.createFault(
114 XmlRpcConstants.REQUESTED_METHOD_NOT_FOUND,
115 "Requested method not found");
116 }
117
118 if (!method.setArguments(arguments)) {
119 return XmlRpcUtil.createFault(
120 XmlRpcConstants.INVALID_METHOD_PARAMETERS,
121 "Method arguments are invalid");
122 }
123
124 return method.execute(companyId);
125 }
126
127 private static final Log _log = LogFactoryUtil.getLog(XmlRpcServlet.class);
128
129 }