001/*
002 * Copyright (c) 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the Eclipse Public License v1.0
006 * which accompanies this distribution, and is available at
007 * http://www.eclipse.org/legal/epl-v10.html
008 *
009 * Contributors:
010 *     bstefanescu
011 */
012package org.nuxeo.ecm.automation.core.operations.blob;
013
014import org.nuxeo.ecm.automation.OperationContext;
015import org.nuxeo.ecm.automation.core.Constants;
016import org.nuxeo.ecm.automation.core.annotations.Context;
017import org.nuxeo.ecm.automation.core.annotations.Operation;
018import org.nuxeo.ecm.automation.core.annotations.OperationMethod;
019import org.nuxeo.ecm.automation.core.annotations.Param;
020import org.nuxeo.ecm.automation.core.collectors.DocumentModelCollector;
021import org.nuxeo.ecm.core.api.Blob;
022import org.nuxeo.ecm.core.api.CoreSession;
023import org.nuxeo.ecm.core.api.DocumentModel;
024import org.nuxeo.ecm.core.api.model.Property;
025
026/**
027 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
028 */
029@Operation(id = SetBlobFileName.ID, category = Constants.CAT_BLOB, label = "Set File Name", description = "Modify the filename of a file stored in the input document. The file is found in the input document given its xpath specified through the 'xpath' parameter. Return back the input document.", aliases = { "Blob.SetFilename" })
030public class SetBlobFileName {
031
032    public static final String ID = "Document.SetBlobName";
033
034    @Context
035    protected OperationContext ctx;
036
037    @Context
038    protected CoreSession session;
039
040    @Param(name = "name")
041    protected String name;
042
043    @Param(name = "xpath", required = false, values = "file:content")
044    protected String xpath = "file:content";
045
046    @Param(name = "save", required = false, values = "true")
047    protected boolean save = true;
048
049    @OperationMethod(collector = DocumentModelCollector.class)
050    public DocumentModel run(DocumentModel doc) throws java.lang.Exception {
051        Property p = doc.getProperty(xpath);
052        Object o = p.getValue();
053        if (o instanceof Blob) {
054            Blob blob = (Blob) o;
055            blob.setFilename(name);
056            p.setValue(blob);
057        }
058        if (save) {
059            doc = session.saveDocument(doc);
060        }
061        return doc;
062    }
063
064}