001/* 002 * (C) Copyright 2006-2016 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 * Miguel Nixo 018 */ 019package org.nuxeo.ecm.platform.threed.importer; 020 021import static org.nuxeo.ecm.platform.threed.ThreeDConstants.SUPPORTED_EXTENSIONS; 022import static org.nuxeo.ecm.platform.threed.ThreeDConstants.THREED_TYPE; 023 024import java.io.IOException; 025import java.util.zip.ZipEntry; 026import java.util.zip.ZipInputStream; 027 028import org.apache.commons.io.FilenameUtils; 029import org.nuxeo.common.utils.FileUtils; 030import org.nuxeo.ecm.core.api.Blob; 031import org.nuxeo.ecm.core.api.CoreSession; 032import org.nuxeo.ecm.core.api.DocumentModel; 033import org.nuxeo.ecm.core.api.PathRef; 034import org.nuxeo.ecm.core.api.pathsegment.PathSegmentService; 035import org.nuxeo.ecm.platform.filemanager.api.FileImporterContext; 036import org.nuxeo.ecm.platform.filemanager.service.extension.AbstractFileImporter; 037import org.nuxeo.ecm.platform.filemanager.utils.FileManagerUtils; 038import org.nuxeo.runtime.api.Framework; 039 040public class ThreeDImporter extends AbstractFileImporter { 041 private static final long serialVersionUID = 1L; 042 public static final String MIMETYPE_ZIP = "application/zip"; 043 044 @Override 045 public DocumentModel createOrUpdate(FileImporterContext context) throws IOException { 046 CoreSession session = context.getSession(); 047 Blob blob = context.getBlob(); 048 boolean isThreeD = SUPPORTED_EXTENSIONS.contains(FileUtils.getFileExtension(blob.getFilename())); 049 boolean isZipThreeD = MIMETYPE_ZIP.equals(blob.getMimeType()); 050 String title = null; 051 if (isZipThreeD) { 052 title = getModelFilename(blob); 053 isZipThreeD = title != null; 054 } 055 056 if (!(isThreeD || isZipThreeD)) { 057 return null; 058 } 059 060 String path = context.getParentPath(); 061 DocumentModel container = session.getDocument(new PathRef(path)); 062 String docType = getDocType(container); 063 if (docType == null) { 064 docType = getDefaultDocType(); 065 } 066 if (isThreeD) { 067 title = FileManagerUtils.fetchTitle(blob.getFilename()); 068 } 069 DocumentModel doc = session.createDocumentModel(docType); 070 doc.setPropertyValue("dc:title", title); 071 PathSegmentService pss = Framework.getService(PathSegmentService.class); 072 doc.setPathInfo(path, pss.generatePathSegment(doc)); 073 updateDocument(doc, blob); 074 doc = session.createDocument(doc); 075 session.save(); 076 return doc; 077 } 078 079 protected String getModelFilename(final Blob zipContent) throws IOException { 080 /* Extract ZIP contents */ 081 ZipEntry zipEntry; 082 String threeDFilename = null; 083 try (ZipInputStream zipInputStream = new ZipInputStream(zipContent.getStream())) { 084 while ((zipEntry = zipInputStream.getNextEntry()) != null) { 085 // skip if the entry is a directory, if it's not a supported extension or if it's hidden (by convention) 086 String ext = FilenameUtils.getExtension(zipEntry.getName()).toLowerCase(); 087 boolean isSupported = SUPPORTED_EXTENSIONS.contains(ext); 088 if (zipEntry.isDirectory() || !isSupported || zipEntry.getName().startsWith(".")) { 089 continue; 090 } 091 threeDFilename = FileManagerUtils.fetchTitle(zipEntry.getName()); 092 break; 093 } 094 } 095 return threeDFilename; 096 } 097 098 @Override 099 public String getDefaultDocType() { 100 return THREED_TYPE; 101 } 102 103 @Override 104 public boolean isOverwriteByTitle() { 105 return true; 106 } 107 108}