mirror of
https://github.com/Alfresco/alfresco-community-repo.git
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c37f8d33df
Currently, just a stub engine, which puts dummy content in for the html and images git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@22329 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
186 lines
6.9 KiB
Java
186 lines
6.9 KiB
Java
/*
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* Copyright (C) 2005-2010 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.repo.rendition.executer;
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import java.io.Serializable;
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import java.util.Collection;
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import java.util.HashMap;
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import java.util.Map;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.action.ParameterDefinitionImpl;
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import org.alfresco.repo.rendition.RenditionLocation;
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import org.alfresco.service.cmr.action.ParameterDefinition;
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import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
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import org.alfresco.service.cmr.dictionary.DictionaryService;
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import org.alfresco.service.cmr.rendition.RenditionServiceException;
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import org.alfresco.service.cmr.repository.ContentReader;
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import org.alfresco.service.cmr.repository.ContentService;
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import org.alfresco.service.cmr.repository.ContentWriter;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.namespace.QName;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* This class provides a way to turn documents supported by the
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* {@link ContentService} standard transformers into basic, clean
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* HTML.
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* <P/>
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* The HTML that is produced probably isn't going to be suitable
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* for direct web publishing, as it's likely going to be too
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* basic. Instead, it should be simple and clean HTML, suitable
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* for being the basis of some web-friendly HTML once edited
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* / further transformed.
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*
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* @author Nick Burch
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* @since 3.4
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*/
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public class HTMLRenderingEngine extends AbstractRenderingEngine
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{
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private static Log logger = LogFactory.getLog(HTMLRenderingEngine.class);
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/*
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* Action constants
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*/
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public static final String NAME = "htmlRenderingEngine";
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protected static final QName PRIMARY_IMAGE = QName.createQName(
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"http://www.alfresco.org/model/website/1.0", "primaryImage");
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protected static final QName SECONDARY_IMAGE = QName.createQName(
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"http://www.alfresco.org/model/website/1.0", "secondaryImage");
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private DictionaryService dictionaryService;
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public void setDictionaryService(DictionaryService dictionaryService) {
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this.dictionaryService = dictionaryService;
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}
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/*
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* (non-Javadoc)
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* @see org.alfresco.repo.rendition.executer.AbstractRenderingEngine#render(org.alfresco.repo.rendition.executer.AbstractRenderingEngine.RenderingContext)
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*/
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@Override
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protected void render(RenderingContext context)
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{
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ContentReader contentReader = context.makeContentReader();
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String sourceMimeType = contentReader.getMimetype();
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String targetMimeType = "text/html";
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// Check that Tika supports it
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// TODO
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// Make the HTML Version
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ContentWriter contentWriter = context.makeContentWriter();
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// TODO
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contentWriter.putContent(
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
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"<html><body><h1>Test!</h1></body></html>"
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);
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// Extract out any images
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// TODO
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boolean hasImages = true; // TODO
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if(hasImages)
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{
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Map<QName,Serializable> properties = new HashMap<QName,Serializable>();
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NodeRef imgFolder = null;
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// Extract into it
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boolean donePrimary = false;
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for(String fakeContent : new String[] {"Test1","Test2"})
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{
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if(imgFolder == null)
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imgFolder = createImagesDirectory(context);
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// Create the node
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properties.clear();
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properties.put(ContentModel.PROP_NAME, fakeContent);
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NodeRef img = nodeService.createNode(
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imgFolder,
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ContentModel.ASSOC_CONTAINS,
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QName.createQName(fakeContent),
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ContentModel.TYPE_CONTENT,
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properties
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).getChildRef();
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// If we can, associate it with the rendered HTML, so
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// that they're properly linked
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QName assocType = SECONDARY_IMAGE;
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if(!donePrimary)
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{
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assocType = PRIMARY_IMAGE;
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donePrimary = true;
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}
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if(dictionaryService.getAssociation(assocType) != null)
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{
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nodeService.createAssociation(
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context.getDestinationNode(), img, assocType
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);
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}
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// Put the image into the node
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ContentWriter writer = contentService.getWriter(
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img, ContentModel.PROP_CONTENT, true
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);
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writer.putContent(fakeContent);
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}
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}
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}
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/**
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* Creates a directory to store the images in.
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* The directory will be a sibling of the rendered
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* HTML, and named similar to it.
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*/
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private NodeRef createImagesDirectory(RenderingContext context)
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{
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// It should be a sibling of the HTML in it's eventual location
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// (not it's current temporary one!)
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RenditionLocation location = resolveRenditionLocation(
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context.getSourceNode(), context.getDefinition(), context.getDestinationNode()
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);
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NodeRef parent = location.getParentRef();
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// Figure out what to call it, based on the HTML node
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String folderName = nodeService.getProperty(
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context.getSourceNode(),
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ContentModel.PROP_NAME
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).toString();
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if(folderName.lastIndexOf('.') > -1)
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{
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folderName = folderName.substring(0, folderName.lastIndexOf('.'));
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}
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folderName = folderName + "_files";
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// Create the directory
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Map<QName,Serializable> properties = new HashMap<QName,Serializable>();
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properties.put(ContentModel.PROP_NAME, folderName);
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NodeRef imgFolder = nodeService.createNode(
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parent,
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ContentModel.ASSOC_CONTAINS,
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QName.createQName(folderName),
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ContentModel.TYPE_FOLDER,
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properties
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).getChildRef();
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return imgFolder;
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}
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} |