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.nuxeo.common.utils.FileUtils; 029import org.nuxeo.ecm.core.api.Blob; 030import org.nuxeo.ecm.core.api.CoreSession; 031import org.nuxeo.ecm.core.api.DocumentModel; 032import org.nuxeo.ecm.core.api.PathRef; 033import org.nuxeo.ecm.core.api.pathsegment.PathSegmentService; 034import org.nuxeo.ecm.platform.filemanager.service.extension.AbstractFileImporter; 035import org.nuxeo.ecm.platform.filemanager.utils.FileManagerUtils; 036import org.nuxeo.ecm.platform.types.TypeManager; 037import org.nuxeo.runtime.api.Framework; 038 039public class ThreeDImporter extends AbstractFileImporter { 040 public static final String MIMETYPE_ZIP = "application/zip"; 041 042 public DocumentModel create(CoreSession session, Blob content, String path, boolean overwrite, String fullname, 043 TypeManager typeService) throws IOException { 044 045 boolean isThreeD = SUPPORTED_EXTENSIONS.contains(FileUtils.getFileExtension(content.getFilename())); 046 boolean isZipThreeD = MIMETYPE_ZIP.equals(content.getMimeType()); 047 String title = null; 048 if (isZipThreeD) { 049 title = getModelFilename(content); 050 isZipThreeD = title != null; 051 } 052 053 if (!(isThreeD || isZipThreeD)) { 054 return null; 055 } 056 DocumentModel container = session.getDocument(new PathRef(path)); 057 String docType = getDocType(container); 058 if (docType == null) { 059 docType = getDefaultDocType(); 060 } 061 if (isThreeD) { 062 title = FileManagerUtils.fetchTitle(content.getFilename()); 063 } 064 DocumentModel doc = session.createDocumentModel(docType); 065 doc.setPropertyValue("dc:title", title); 066 PathSegmentService pss = Framework.getService(PathSegmentService.class); 067 doc.setPathInfo(path, pss.generatePathSegment(doc)); 068 updateDocument(doc, content); 069 doc = session.createDocument(doc); 070 session.save(); 071 return doc; 072 } 073 074 protected String getModelFilename(final Blob zipContent) throws IOException { 075 /* Extract ZIP contents */ 076 ZipEntry zipEntry; 077 ZipInputStream zipInputStream = null; 078 String threeDFilename = null; 079 try { 080 zipInputStream = new ZipInputStream(zipContent.getStream()); 081 while ((zipEntry = zipInputStream.getNextEntry()) != null) { 082 // skip if the entry is a directory, if it's not a supported extension or if it's hidden (by convention) 083 boolean isSupported = SUPPORTED_EXTENSIONS.contains(FileUtils.getFileExtension(zipEntry.getName())); 084 if (zipEntry.isDirectory() || !isSupported || zipEntry.getName().startsWith(".")) { 085 continue; 086 } 087 threeDFilename = FileManagerUtils.fetchTitle(zipEntry.getName()); 088 break; 089 } 090 } finally { 091 try { 092 if (zipInputStream != null) { 093 zipInputStream.close(); 094 } 095 } catch (IOException e) { 096 e.printStackTrace(); 097 } 098 } 099 return threeDFilename; 100 } 101 102 @Override 103 public String getDefaultDocType() { 104 return THREED_TYPE; 105 } 106 107 @Override 108 public boolean isOverwriteByTitle() { 109 return true; 110 } 111 112}