001/*
002 * (C) Copyright 2006-2007 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.comment.web;
021
022import static org.jboss.seam.ScopeType.CONVERSATION;
023import static org.jboss.seam.ScopeType.EVENT;
024
025import java.io.Serializable;
026import java.util.List;
027
028import org.apache.commons.logging.Log;
029import org.apache.commons.logging.LogFactory;
030import org.jboss.seam.annotations.Factory;
031import org.jboss.seam.annotations.Name;
032import org.jboss.seam.annotations.Scope;
033import org.nuxeo.ecm.core.api.DocumentModel;
034import org.nuxeo.ecm.platform.comment.api.CommentableDocument;
035
036/**
037 * @author <a href="mailto:glefter@nuxeo.com">George Lefter</a>
038 */
039@Name("commentManagerActions")
040@Scope(CONVERSATION)
041public class CommentManagerActionsBean extends AbstractCommentManagerActionsBean implements Serializable {
042
043    private static final Log log = LogFactory.getLog(CommentManagerActionsBean.class);
044
045    private static final long serialVersionUID = 6994714264125958209L;
046
047    protected CommentableDocument getCommentableDoc() {
048        if (commentableDoc == null) {
049            DocumentModel currentDocument = navigationContext.getCurrentDocument();
050            if (currentDocument == null) {
051                // what can I do?
052                return null;
053            }
054            commentableDoc = currentDocument.getAdapter(CommentableDocument.class);
055        }
056        return commentableDoc;
057    }
058
059    /**
060     * Retrieves the list of comment trees associated with a document and constructs a flat list of comments associated
061     * with their depth (to easily display them with indentation).
062     */
063    @Factory(value = "documentThreadedComments", scope = EVENT)
064    public List<ThreadEntry> getCommentsAsThread() {
065        return getCommentsAsThread(null);
066    }
067
068}