001/*
002 * (C) Copyright 2006-2011 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 *     bstefanescu
018 */
019package org.nuxeo.ecm.automation.core.rendering;
020
021import java.io.IOException;
022import java.util.Map;
023
024import org.nuxeo.ecm.automation.OperationContext;
025import org.nuxeo.ecm.automation.OperationException;
026import org.nuxeo.ecm.automation.core.scripting.Scripting;
027import org.nuxeo.ecm.platform.rendering.api.RenderingException;
028
029import freemarker.template.TemplateException;
030
031/**
032 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
033 */
034public class RenderingService {
035
036    // TODO use a runtime service
037    private static RenderingService instance = new RenderingService();
038
039    public static RenderingService getInstance() {
040        return instance;
041    }
042
043    protected MvelRender mvel = new MvelRender();
044
045    protected FreemarkerRender ftl = new FreemarkerRender();
046
047    public String render(String type, String uriOrContent, OperationContext ctx) throws OperationException,
048            RenderingException, TemplateException, IOException {
049        Map<String, Object> map = Scripting.initBindings(ctx);
050        // map.put("DocUrl", MailTemplateHelper.getDocumentUrl(doc, viewId));
051        return getRenderer(type).render(uriOrContent, map);
052    }
053
054    public Renderer getRenderer(String type) {
055        if ("mvel".equals(type)) {
056            return mvel;
057        } else {
058            return ftl;
059        }
060    }
061
062}