/*******************************************************************************
* Copyright 2012 University of Southern California
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This code was developed by the Information Integration Group as part
* of the Karma project at the Information Sciences Institute of the
* University of Southern California. For more information, publications,
* and related projects, please see: http://www.isi.edu/integration
******************************************************************************/
package edu.isi.karma.controller.command.publish;
import java.io.PrintWriter;
import java.io.StringWriter;
import org.apache.commons.lang.StringEscapeUtils;
import org.json.JSONException;
import org.json.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import edu.isi.karma.controller.command.CommandException;
import edu.isi.karma.controller.command.CommandType;
import edu.isi.karma.controller.command.WorksheetCommand;
import edu.isi.karma.controller.update.AbstractUpdate;
import edu.isi.karma.controller.update.ErrorUpdate;
import edu.isi.karma.controller.update.UpdateContainer;
import edu.isi.karma.modeling.alignment.Alignment;
import edu.isi.karma.modeling.alignment.AlignmentManager;
import edu.isi.karma.rep.Workspace;
import edu.isi.karma.view.VWorkspace;
@Deprecated
public class PublishRDFCellCommand extends WorksheetCommand {
//private final String nodeId;
//private String rdfSourcePrefix;
//private String rdfSourceNamespace;
// rdf for this cell
private StringWriter outRdf = new StringWriter();
//private PrintWriter pw = new PrintWriter(outRdf);
public enum JsonKeys {
updateType, cellRdf, worksheetId
}
private static Logger logger = LoggerFactory
.getLogger(PublishRDFCellCommand.class);
protected PublishRDFCellCommand(String id, String model, String worksheetId,
String nodeId, String rdfSourcePrefix, String rdfSourceNamespace) {
super(id, model, worksheetId);
//this.nodeId = nodeId;
//this.rdfSourcePrefix = rdfSourcePrefix;
//this.rdfSourceNamespace = rdfSourceNamespace;
}
@Override
public String getCommandName() {
return this.getClass().getSimpleName();
}
@Override
public String getTitle() {
return "Publish RDF Cell";
}
@Override
public String getDescription() {
return null;
}
@Override
public CommandType getCommandType() {
return CommandType.notInHistory;
}
public boolean isDeprecated()
{
return true;
}
@Override
public UpdateContainer doIt(Workspace workspace) throws CommandException {
if(isDeprecated())
{
return new UpdateContainer(new ErrorUpdate("PublishRDFCellCommand is currently not supported"));
}
//Worksheet worksheet = workspace.getWorksheet(worksheetId);
// Get the alignment for this worksheet
Alignment alignment = AlignmentManager.Instance().getAlignment(
AlignmentManager.Instance().constructAlignmentId(workspace.getId(),
worksheetId));
if (alignment == null || alignment.isEmpty()) {
logger.info("Alignment is NULL for " + worksheetId);
return new UpdateContainer(
new ErrorUpdate("Worksheet not modeled!"));
}
try {
// Generate the KR2RML data structures for the RDF generation
/*final ErrorReport errorReport = new ErrorReport();
KR2RMLMappingGenerator mappingGen = new KR2RMLMappingGenerator(
workspace, worksheet,
alignment, worksheet.getSemanticTypes(), rdfSourcePrefix, rdfSourceNamespace,
false, errorReport);
KR2RMLMapping mapping = mappingGen.getKR2RMLMapping();
KR2RMLWorksheetRDFGenerator rdfGen = new KR2RMLWorksheetRDFGenerator(worksheet,
workspace.getFactory(), workspace.getOntologyManager(),
pw, mapping, errorReport, false);
// Create empty data structures
Set<String> existingTopRowTriples = new HashSet<String>();
Set<String> predicatesCovered = new HashSet<String>();
Map<String, ReportMessage> predicatesFailed = new HashMap<String, ReportMessage>();
Set<String> predicatesSuccessful = new HashSet<String>();
Node node = workspace.getFactory().getNode(nodeId);
rdfGen.generateTriplesForCell(node, existingTopRowTriples, node.getHNodeId(),
predicatesCovered, predicatesFailed, predicatesSuccessful);*/
return new UpdateContainer(new AbstractUpdate() {
@Override
public void generateJson(String prefix, PrintWriter pw,
VWorkspace vWorkspace) {
JSONObject outputObject = new JSONObject();
try {
outputObject.put(JsonKeys.updateType.name(),
"PublishCellRDFUpdate");
String rdfCellEscapeString = StringEscapeUtils
.escapeHtml(outRdf.toString());
outputObject.put(JsonKeys.cellRdf.name(),
rdfCellEscapeString.replaceAll("\\n", "<br />"));
outputObject.put(JsonKeys.worksheetId.name(),
worksheetId);
pw.println(outputObject.toString(4));
} catch (JSONException e) {
logger.error("Error occured while generating JSON!");
}
}
});
} catch (Exception e) {
return new UpdateContainer(new ErrorUpdate(e.getMessage()));
}
}
@Override
public UpdateContainer undoIt(Workspace workspace) {
// TODO Auto-generated method stub
return null;
}
}