001/* 002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nuxeo - initial API and implementation 016 * 017 * $Id$ 018 * 019 */ 020package org.nuxeo.ecm.platform.pictures.tiles.api.adapter; 021 022import org.apache.commons.logging.Log; 023import org.apache.commons.logging.LogFactory; 024import org.nuxeo.ecm.core.api.Blob; 025import org.nuxeo.ecm.core.api.DocumentModel; 026import org.nuxeo.ecm.core.api.PropertyException; 027import org.nuxeo.ecm.core.api.adapter.DocumentAdapterFactory; 028import org.nuxeo.ecm.platform.picture.api.adapters.PictureResourceAdapter; 029import org.nuxeo.ecm.platform.pictures.tiles.api.PictureTilingService; 030import org.nuxeo.runtime.api.Framework; 031 032/** 033 * Factory method for the DocumentModelAdapter for PictureTiles Contains the logic to choose the correct implementation 034 * according to DocumentModel. 035 * 036 * @author tiry 037 */ 038public class PictureTilesAdapterFactory implements DocumentAdapterFactory { 039 040 private static final Log log = LogFactory.getLog(PictureTilesAdapterFactory.class); 041 042 protected static final String ORIGINAL_JPEG_VIEW_NAME = "OriginalJpeg"; 043 044 /** 045 * @deprecated since 7.2. The Original view does not exist anymore. See NXP-16070. 046 */ 047 @Deprecated 048 protected static final String ORIGINAL_VIEW_NAME = "Original"; 049 050 public Object getAdapter(DocumentModel doc, Class itf) { 051 PictureTilingService tilingService = Framework.getService(PictureTilingService.class); 052 String blobProperty = tilingService.getBlobProperty(doc.getType()); 053 PictureTilesAdapter ptAdapter = getPictureTilesAdapterFor(doc, blobProperty); 054 if (ptAdapter != null) { 055 return ptAdapter; 056 } 057 // else fall back on default 058 if (doc.hasSchema("file")) { 059 Blob blob = (Blob) doc.getProperty("file", "content"); 060 if (blob == null) { 061 return null; 062 } 063 PictureTilesAdapter adapter = new PictureTilesAdapterImpl(doc, "file:content"); 064 adapter.setFileName((String) doc.getProperty("file", "filename")); 065 return adapter; 066 } else { 067 return new PictureTilesAdapterImpl(doc); 068 } 069 } 070 071 private PictureTilesAdapter getPictureTilesAdapterFor(DocumentModel doc, String blobProperty) 072 { 073 if (blobProperty != null) { 074 try { 075 return getPictureTilesAdapter(doc, blobProperty); 076 } catch (PropertyException | IndexOutOfBoundsException e) { 077 return getPictureTilesAdapterForPicture(doc); 078 } 079 } 080 return getPictureTilesAdapterForPicture(doc); 081 } 082 083 private PictureTilesAdapter getPictureTilesAdapterForPicture(DocumentModel doc) { 084 if (doc.hasSchema("picture")) { 085 PictureResourceAdapter adapter = doc.getAdapter(PictureResourceAdapter.class); 086 // try OriginalJpeg view xpath 087 String blobProperty = adapter.getViewXPath(ORIGINAL_JPEG_VIEW_NAME) + "content"; 088 return getPictureTilesAdapter(doc, blobProperty); 089 } 090 return null; 091 } 092 093 private PictureTilesAdapter getPictureTilesAdapter(DocumentModel doc, String blobProperty) { 094 Blob blob = (Blob) doc.getPropertyValue(blobProperty); 095 if (blob != null) { 096 PictureTilesAdapter adapter = new PictureTilesAdapterImpl(doc, blobProperty); 097 adapter.setFileName(blob.getFilename()); 098 return adapter; 099 } 100 return null; 101 } 102 103}