001/*
002 * (C) Copyright 2006-2007 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.comment.web;
023
024import static org.jboss.seam.ScopeType.CONVERSATION;
025import static org.jboss.seam.ScopeType.EVENT;
026
027import java.io.Serializable;
028import java.util.List;
029
030import org.apache.commons.logging.Log;
031import org.apache.commons.logging.LogFactory;
032import org.jboss.seam.annotations.Factory;
033import org.jboss.seam.annotations.Name;
034import org.jboss.seam.annotations.Scope;
035import org.nuxeo.ecm.core.api.DocumentModel;
036import org.nuxeo.ecm.platform.comment.api.CommentableDocument;
037
038/**
039 * @author <a href="mailto:[email protected]">George Lefter</a>
040 */
041@Name("commentManagerActions")
042@Scope(CONVERSATION)
043public class CommentManagerActionsBean extends AbstractCommentManagerActionsBean implements Serializable {
044
045    private static final Log log = LogFactory.getLog(CommentManagerActionsBean.class);
046
047    private static final long serialVersionUID = 6994714264125958209L;
048
049    protected CommentableDocument getCommentableDoc() {
050        if (commentableDoc == null) {
051            DocumentModel currentDocument = navigationContext.getCurrentDocument();
052            if (currentDocument == null) {
053                // what can I do?
054                return null;
055            }
056            commentableDoc = currentDocument.getAdapter(CommentableDocument.class);
057        }
058        return commentableDoc;
059    }
060
061    /**
062     * Retrieves the list of comment trees associated with a document and constructs a flat list of comments associated
063     * with their depth (to easily display them with indentation).
064     */
065    @Factory(value = "documentThreadedComments", scope = EVENT)
066    public List<ThreadEntry> getCommentsAsThread() {
067        return getCommentsAsThread(null);
068    }
069
070}