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 *     Tiago Cardoso <[email protected]>
018 */
019package org.nuxeo.ecm.platform.threed.adapter;
020
021import org.nuxeo.common.utils.FileUtils;
022import org.nuxeo.ecm.core.api.Blob;
023import org.nuxeo.ecm.core.api.Blobs;
024import org.nuxeo.ecm.core.api.CoreSession;
025import org.nuxeo.ecm.core.api.DocumentModel;
026import org.nuxeo.ecm.core.api.NuxeoException;
027import org.nuxeo.ecm.core.api.thumbnail.ThumbnailFactory;
028import org.nuxeo.ecm.platform.threed.ThreeDDocument;
029import org.nuxeo.ecm.platform.types.adapter.TypeInfo;
030
031import java.io.File;
032import java.io.IOException;
033
034import static org.nuxeo.ecm.platform.threed.ThreeDConstants.THREED_FACET;
035
036/**
037 * 3D content thumbnail factory
038 *
039 * @since 8.4
040 */
041public class ThumbnailThreeDFactory implements ThumbnailFactory {
042
043    @Override
044    public Blob getThumbnail(DocumentModel documentModel, CoreSession coreSession) {
045        if (!documentModel.hasFacet(THREED_FACET)) {
046            throw new NuxeoException("Document is not 3D");
047        }
048        ThreeDDocument threeDDoc = documentModel.getAdapter(ThreeDDocument.class);
049        Blob thumbnailBlob = null;
050        if (!threeDDoc.getRenderViews().isEmpty()) {
051            thumbnailBlob = threeDDoc.getRenderViews().iterator().next().getContent();
052        }
053        if (thumbnailBlob == null) {
054            // do default
055            TypeInfo docType = documentModel.getAdapter(TypeInfo.class);
056            try {
057                return Blobs.createBlob(
058                        FileUtils.getResourceFileFromContext("nuxeo.war" + File.separator + docType.getBigIcon()));
059            } catch (IOException e) {
060                throw new NuxeoException(e);
061            }
062        }
063        return thumbnailBlob;
064    }
065
066    @Override
067    public Blob computeThumbnail(DocumentModel documentModel, CoreSession coreSession) {
068        return null;
069    }
070
071}