001/* 002 * (C) Copyright 2006-2009 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 * Nuxeo - initial API and implementation 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.ecm.platform.ui.web.restAPI; 023 024import org.apache.commons.logging.Log; 025import org.apache.commons.logging.LogFactory; 026import org.dom4j.Element; 027import org.dom4j.dom.DOMDocument; 028import org.dom4j.dom.DOMDocumentFactory; 029import org.nuxeo.ecm.core.api.NuxeoException; 030import org.nuxeo.ecm.core.api.PathRef; 031import org.nuxeo.ecm.platform.ui.web.tag.fn.LiveEditConstants; 032import org.restlet.data.CharacterSet; 033import org.restlet.data.MediaType; 034import org.restlet.data.Request; 035import org.restlet.data.Response; 036 037/** 038 * This RESTLET allows to delete documents 039 * 040 * @author jthimonier 041 */ 042public class DeleteDocumentRestlet extends BaseStatelessNuxeoRestlet implements LiveEditConstants { 043 044 private static final Log log = LogFactory.getLog(DeleteDocumentRestlet.class); 045 046 @Override 047 protected void doHandleStatelessRequest(Request req, Response res) { 048 049 String repoId = (String) req.getAttributes().get("repo"); 050 String docId = (String) req.getAttributes().get("docid"); 051 052 DOMDocumentFactory domFactory = new DOMDocumentFactory(); 053 DOMDocument result = (DOMDocument) domFactory.createDocument(); 054 055 if (docId != null) { 056 // init repo and document 057 boolean initOk = initRepositoryAndTargetDocument(res, repoId, docId); 058 if (!initOk) { 059 return; 060 } 061 } else { 062 // init repo 063 boolean initOk = initRepository(res, repoId); 064 if (!initOk) { 065 return; 066 } 067 068 // init document 069 String path = getQueryParamValue(req, "path", null); 070 if (path == null) { 071 return; 072 } 073 targetDocRef = new PathRef(path); 074 try { 075 targetDocument = session.getDocument(targetDocRef); 076 } catch (NuxeoException e) { 077 handleError(result, res, "Unable to get document " + path); 078 return; 079 } 080 docId = targetDocument.getId(); 081 } 082 083 try { 084 if (!session.canRemoveDocument(targetDocRef)) { 085 handleError(res, "This document can't be removed"); 086 return; 087 } 088 089 session.removeDocument(targetDocRef); 090 session.save(); 091 092 // build the XML response document holding the ref 093 Element docElement = result.addElement(documentTag); 094 docElement.addElement(docRefTag).setText("Document " + docId + " deleted"); 095 res.setEntity(result.asXML(), MediaType.TEXT_XML); 096 res.getEntity().setCharacterSet(CharacterSet.UTF_8); 097 } catch (NuxeoException e) { 098 log.error(e.getMessage(), e); 099 handleError(res, e); 100 } 101 } 102 103}