001/* 002 * Copyright (c) 2006-2013 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the Eclipse Public License v1.0 006 * which accompanies this distribution, and is available at 007 * http://www.eclipse.org/legal/epl-v10.html 008 * 009 * Contributors: 010 * Vladimir Pasquier <vpasquier@nuxeo.com> 011 * 012 */ 013package org.nuxeo.ecm.platform.picture.thumbnail; 014 015import java.io.File; 016import java.io.IOException; 017 018import org.nuxeo.common.utils.FileUtils; 019import org.nuxeo.ecm.core.api.Blob; 020import org.nuxeo.ecm.core.api.Blobs; 021import org.nuxeo.ecm.core.api.CoreSession; 022import org.nuxeo.ecm.core.api.DocumentModel; 023import org.nuxeo.ecm.core.api.NuxeoException; 024import org.nuxeo.ecm.core.api.thumbnail.ThumbnailFactory; 025import org.nuxeo.ecm.platform.picture.api.PictureView; 026import org.nuxeo.ecm.platform.picture.api.adapters.MultiviewPicture; 027import org.nuxeo.ecm.platform.types.adapter.TypeInfo; 028 029/** 030 * Picture thumbnail factory 031 * 032 * @since 5.7 033 */ 034public class ThumbnailPictureFactory implements ThumbnailFactory { 035 036 @Override 037 public Blob getThumbnail(DocumentModel doc, CoreSession session) { 038 if (!doc.hasFacet("Picture")) { 039 throw new NuxeoException("Document is not a picture"); 040 } 041 // Choose the nuxeo default thumbnail of the picture views if exists 042 MultiviewPicture mViewPicture = doc.getAdapter(MultiviewPicture.class); 043 PictureView thumbnailView = mViewPicture.getView("Small"); 044 if (thumbnailView == null || thumbnailView.getBlob() == null) { 045 // try thumbnail view 046 thumbnailView = mViewPicture.getView("Thumbnail"); 047 if (thumbnailView == null || thumbnailView.getBlob() == null) { 048 TypeInfo docType = doc.getAdapter(TypeInfo.class); 049 try { 050 return Blobs.createBlob(FileUtils.getResourceFileFromContext("nuxeo.war" + File.separator 051 + docType.getBigIcon())); 052 } catch (IOException e) { 053 throw new NuxeoException(e); 054 } 055 } 056 } 057 return thumbnailView.getBlob(); 058 } 059 060 @Override 061 public Blob computeThumbnail(DocumentModel doc, CoreSession session) { 062 return null; 063 } 064}