001/*
002 * (C) Copyright 2012 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 *     Thierry Delprat
018 */
019package org.nuxeo.template.rendition;
020
021import java.util.ArrayList;
022import java.util.List;
023
024import org.apache.commons.logging.Log;
025import org.apache.commons.logging.LogFactory;
026import org.nuxeo.ecm.core.api.Blob;
027import org.nuxeo.ecm.core.api.DocumentModel;
028import org.nuxeo.ecm.platform.rendition.extension.RenditionProvider;
029import org.nuxeo.ecm.platform.rendition.service.RenditionDefinition;
030import org.nuxeo.template.api.adapters.TemplateBasedDocument;
031
032public class TemplateBasedRenditionProvider implements RenditionProvider {
033
034    protected static Log log = LogFactory.getLog(TemplateBasedRenditionProvider.class);
035
036    @Override
037    public boolean isAvailable(DocumentModel doc, RenditionDefinition def) {
038        TemplateBasedDocument tbd = doc.getAdapter(TemplateBasedDocument.class);
039        if (tbd != null) {
040            // check if some template has been bound to a rendition
041            String template = tbd.getTemplateNameForRendition(def.getName());
042            return template == null ? false : true;
043        }
044        return false;
045    }
046
047    @Override
048    public List<Blob> render(DocumentModel doc, RenditionDefinition definition) {
049        TemplateBasedDocument tbd = doc.getAdapter(TemplateBasedDocument.class);
050        String template = tbd.getTemplateNameForRendition(definition.getName());
051        Blob rendered = tbd.renderWithTemplate(template);
052        List<Blob> blobs = new ArrayList<Blob>();
053        blobs.add(rendered);
054        return blobs;
055    }
056
057}