001/* 002 * (C) Copyright 2006-2008 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 * Nuxeo - initial API and implementation 018 * 019 * $Id$ 020 * 021 */ 022package org.nuxeo.ecm.platform.pictures.tiles.api.adapter; 023 024import org.apache.commons.logging.Log; 025import org.apache.commons.logging.LogFactory; 026import org.nuxeo.ecm.core.api.Blob; 027import org.nuxeo.ecm.core.api.DocumentModel; 028import org.nuxeo.ecm.core.api.PropertyException; 029import org.nuxeo.ecm.core.api.adapter.DocumentAdapterFactory; 030import org.nuxeo.ecm.platform.picture.api.adapters.PictureResourceAdapter; 031import org.nuxeo.ecm.platform.pictures.tiles.api.PictureTilingService; 032import org.nuxeo.runtime.api.Framework; 033 034/** 035 * Factory method for the DocumentModelAdapter for PictureTiles Contains the logic to choose the correct implementation 036 * according to DocumentModel. 037 * 038 * @author tiry 039 */ 040public class PictureTilesAdapterFactory implements DocumentAdapterFactory { 041 042 private static final Log log = LogFactory.getLog(PictureTilesAdapterFactory.class); 043 044 protected static final String ORIGINAL_JPEG_VIEW_NAME = "OriginalJpeg"; 045 046 /** 047 * @deprecated since 7.2. The Original view does not exist anymore. See NXP-16070. 048 */ 049 @Deprecated 050 protected static final String ORIGINAL_VIEW_NAME = "Original"; 051 052 public Object getAdapter(DocumentModel doc, Class itf) { 053 PictureTilingService tilingService = Framework.getService(PictureTilingService.class); 054 String blobProperty = tilingService.getBlobProperty(doc.getType()); 055 PictureTilesAdapter ptAdapter = getPictureTilesAdapterFor(doc, blobProperty); 056 if (ptAdapter != null) { 057 return ptAdapter; 058 } 059 // else fall back on default 060 if (doc.hasSchema("file")) { 061 Blob blob = (Blob) doc.getProperty("file", "content"); 062 if (blob == null) { 063 return null; 064 } 065 PictureTilesAdapter adapter = new PictureTilesAdapterImpl(doc, "file:content"); 066 adapter.setFileName((String) doc.getProperty("file", "filename")); 067 return adapter; 068 } else { 069 return new PictureTilesAdapterImpl(doc); 070 } 071 } 072 073 private PictureTilesAdapter getPictureTilesAdapterFor(DocumentModel doc, String blobProperty) 074 { 075 if (blobProperty != null) { 076 try { 077 return getPictureTilesAdapter(doc, blobProperty); 078 } catch (PropertyException | IndexOutOfBoundsException e) { 079 return getPictureTilesAdapterForPicture(doc); 080 } 081 } 082 return getPictureTilesAdapterForPicture(doc); 083 } 084 085 private PictureTilesAdapter getPictureTilesAdapterForPicture(DocumentModel doc) { 086 if (doc.hasSchema("picture")) { 087 PictureResourceAdapter adapter = doc.getAdapter(PictureResourceAdapter.class); 088 // try OriginalJpeg view xpath 089 String blobProperty = adapter.getViewXPath(ORIGINAL_JPEG_VIEW_NAME) + "content"; 090 return getPictureTilesAdapter(doc, blobProperty); 091 } 092 return null; 093 } 094 095 private PictureTilesAdapter getPictureTilesAdapter(DocumentModel doc, String blobProperty) { 096 Blob blob = (Blob) doc.getPropertyValue(blobProperty); 097 if (blob != null) { 098 PictureTilesAdapter adapter = new PictureTilesAdapterImpl(doc, blobProperty); 099 adapter.setFileName(blob.getFilename()); 100 return adapter; 101 } 102 return null; 103 } 104 105}