001/* 002 * (C) Copyright 2013 Nuxeo SA (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-2.1.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 * vdutat 016 */ 017package org.nuxeo.ecm.platform.annotations.jsf.component; 018 019import static org.jboss.seam.ScopeType.STATELESS; 020import static org.jboss.seam.annotations.Install.FRAMEWORK; 021 022import java.io.Serializable; 023import java.net.URI; 024import java.net.URISyntaxException; 025import java.security.Principal; 026 027import javax.faces.context.FacesContext; 028import javax.servlet.http.HttpServletRequest; 029 030import org.apache.commons.logging.Log; 031import org.apache.commons.logging.LogFactory; 032import org.jboss.seam.annotations.In; 033import org.jboss.seam.annotations.Install; 034import org.jboss.seam.annotations.Name; 035import org.jboss.seam.annotations.Scope; 036import org.nuxeo.ecm.core.api.Blob; 037import org.nuxeo.ecm.core.api.DocumentModel; 038import org.nuxeo.ecm.core.api.NuxeoException; 039import org.nuxeo.ecm.core.api.NuxeoPrincipal; 040import org.nuxeo.ecm.core.api.blobholder.BlobHolder; 041import org.nuxeo.ecm.platform.annotations.api.AnnotationsService; 042import org.nuxeo.ecm.platform.url.DocumentViewImpl; 043import org.nuxeo.ecm.platform.url.api.DocumentView; 044import org.nuxeo.ecm.platform.url.api.DocumentViewCodecManager; 045import org.nuxeo.ecm.platform.web.common.vh.VirtualHostHelper; 046import org.nuxeo.runtime.api.Framework; 047import org.nuxeo.runtime.services.config.ConfigurationService; 048 049/** 050 * Handles Annotations related web actions. 051 * 052 * @author <a href="mailto:vdutat@nuxeo.com">Vincent Dutat</a> 053 * @since 5.7 054 */ 055@Name("annotationsActions") 056@Scope(STATELESS) 057@Install(precedence = FRAMEWORK) 058public class AnnotationsActions implements Serializable { 059 060 private static final long serialVersionUID = 1L; 061 062 private static final Log log = LogFactory.getLog(AnnotationsActions.class); 063 064 public static final String TEXT_ANNOTATIONS_KEY = "nuxeo.text.annotations"; 065 066 @In(create = true) 067 protected transient Principal currentUser; 068 069 public long getAnnotationsCount(DocumentModel doc) { 070 DocumentViewCodecManager documentViewCodecManager = Framework.getLocalService(DocumentViewCodecManager.class); 071 AnnotationsService annotationsService = Framework.getLocalService(AnnotationsService.class); 072 DocumentView docView = new DocumentViewImpl(doc); 073 FacesContext context = FacesContext.getCurrentInstance(); 074 HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest(); 075 String documentUrl = documentViewCodecManager.getUrlFromDocumentView("docpath", docView, true, 076 VirtualHostHelper.getBaseURL(request)); 077 try { 078 return annotationsService.getAnnotationsCount(new URI(documentUrl), (NuxeoPrincipal) currentUser); 079 } catch (URISyntaxException e) { 080 throw new NuxeoException(e); 081 } 082 } 083 084 public boolean isAnnotationsEnabled(DocumentModel doc) { 085 BlobHolder blobHolder = doc.getAdapter(BlobHolder.class); 086 Blob blob = blobHolder.getBlob(); 087 if (blob == null || blob.getMimeType() == null) { 088 return false; 089 } 090 091 return blob.getMimeType().startsWith("image") || isTextAnnotationsEnabled(); 092 } 093 094 protected boolean isTextAnnotationsEnabled() { 095 ConfigurationService cs = Framework.getService(ConfigurationService.class); 096 return cs.isBooleanPropertyTrue(TEXT_ANNOTATIONS_KEY); 097 } 098 099}