001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * bstefanescu 018 */ 019package org.nuxeo.ecm.automation.jaxrs.io.operations; 020 021import static org.apache.http.HttpStatus.SC_BAD_REQUEST; 022 023import java.io.IOException; 024import java.io.InputStream; 025import java.lang.annotation.Annotation; 026import java.lang.reflect.Type; 027import java.net.URLDecoder; 028 029import javax.servlet.http.HttpServletRequest; 030import javax.ws.rs.Consumes; 031import javax.ws.rs.WebApplicationException; 032import javax.ws.rs.core.Context; 033import javax.ws.rs.core.MediaType; 034import javax.ws.rs.core.MultivaluedMap; 035import javax.ws.rs.ext.MessageBodyReader; 036import javax.ws.rs.ext.Provider; 037 038import org.apache.commons.io.IOUtils; 039import org.nuxeo.ecm.core.api.CoreSession; 040import org.nuxeo.ecm.platform.web.common.RequestContext; 041import org.nuxeo.ecm.webengine.jaxrs.session.SessionFactory; 042 043import com.fasterxml.jackson.core.JsonFactory; 044import com.fasterxml.jackson.core.JsonParser; 045import com.fasterxml.jackson.core.JsonProcessingException; 046 047/** 048 * Reads {@link ExecutionRequest} from a urlencoded POST (Needed for OAuth calls) 049 * 050 * @author Tiry (tdelprat@nuxeo.com) 051 */ 052@Provider 053@Consumes("application/x-www-form-urlencoded") 054public class UrlEncodedFormRequestReader implements MessageBodyReader<ExecutionRequest> { 055 056 @Context 057 protected HttpServletRequest request; 058 059 @Context 060 JsonFactory factory; 061 062 public CoreSession getCoreSession() { 063 return SessionFactory.getSession(request); 064 } 065 066 @Override 067 public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) { 068 return (MediaType.APPLICATION_FORM_URLENCODED_TYPE.equals(mediaType) && ExecutionRequest.class.isAssignableFrom(type)); 069 } 070 071 @Override 072 public ExecutionRequest readFrom(Class<ExecutionRequest> type, Type genericType, Annotation[] annotations, 073 MediaType mediaType, MultivaluedMap<String, String> httpHeaders, InputStream entityStream) 074 throws IOException, WebApplicationException { 075 076 String content = IOUtils.toString(entityStream, "UTF-8"); 077 String jsonString = null; 078 if (content == null || content.isEmpty()) { 079 // body was consumed by OAuth Filter and but Request parameters must 080 // have been cached 081 // => need to get access to the request params 082 jsonString = RequestContext.getActiveContext().getRequest().getParameter("jsondata"); 083 } else { 084 if (content.startsWith("jsondata=")) { 085 jsonString = content.substring(9); 086 jsonString = URLDecoder.decode(jsonString, "UTF-8"); 087 } else { 088 return null; 089 } 090 } 091 092 if (jsonString == null) { 093 return null; 094 } 095 try (JsonParser jp = factory.createParser(jsonString)) { 096 return JsonRequestReader.readRequest(jp, httpHeaders, getCoreSession()); 097 } catch (JsonProcessingException e) { 098 throw new WebApplicationException(e, SC_BAD_REQUEST); 099 } 100 } 101 102}