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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you 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 .
*/
package org.libreoffice.report.pentaho.output.chart;
import org.libreoffice.report.DataSourceFactory;
import org.libreoffice.report.ImageService;
import org.libreoffice.report.InputRepository;
import org.libreoffice.report.OfficeToken;
import org.libreoffice.report.OutputRepository;
import org.libreoffice.report.pentaho.OfficeNamespaces;
import org.libreoffice.report.pentaho.PentahoReportEngineMetaData;
import org.libreoffice.report.pentaho.output.OfficeDocumentReportTarget;
import java.io.IOException;
import org.jfree.layouting.util.AttributeMap;
import org.jfree.report.DataFlags;
import org.jfree.report.DataSourceException;
import org.jfree.report.ReportProcessingException;
import org.jfree.report.flow.ReportJob;
import org.jfree.report.flow.ReportStructureRoot;
import org.jfree.report.flow.ReportTargetUtil;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
import org.pentaho.reporting.libraries.xmlns.common.AttributeList;
import org.pentaho.reporting.libraries.xmlns.writer.XmlWriter;
import org.pentaho.reporting.libraries.xmlns.writer.XmlWriterSupport;
public class ChartRawReportTarget extends OfficeDocumentReportTarget
{
private boolean inFilterElements = false;
private boolean tableRowsStarted = false;
private int tableCount = 0;
private int closeTags = 0;
public ChartRawReportTarget(final ReportJob reportJob,
final ResourceManager resourceManager,
final ResourceKey baseResource,
final InputRepository inputRepository,
final OutputRepository outputRepository,
final String target,
final ImageService imageService,
final DataSourceFactory dataSourceFactory)
throws ReportProcessingException
{
super(reportJob, resourceManager, baseResource, inputRepository, outputRepository, target, imageService, dataSourceFactory);
}
protected String getTargetMimeType()
{
return "application/vnd.oasis.opendocument.chart";
}
protected String getStartContent()
{
return "chart";
}
public String getExportDescriptor()
{
return "raw/" + PentahoReportEngineMetaData.OPENDOCUMENT_CHART;
}
protected void startContent(final AttributeMap attrs) throws IOException, DataSourceException, ReportProcessingException
{
inFilterElements = false;
closeTags = 0;
tableCount = 0;
final XmlWriter xmlWriter = getXmlWriter();
xmlWriter.writeTag(OfficeNamespaces.OFFICE_NS, getStartContent(), null, XmlWriterSupport.OPEN);
writeNullDate();
++closeTags;
}
protected void endContent(final AttributeMap attrs) throws IOException, DataSourceException, ReportProcessingException
{
final XmlWriter xmlWriter = getXmlWriter();
while (closeTags > 0)
{
xmlWriter.writeCloseTag();
--closeTags;
}
}
protected void startReportSection(final AttributeMap attrs, final int role)
throws IOException, DataSourceException, ReportProcessingException
{
}
protected void endReportSection(final AttributeMap attrs, final int role)
throws IOException, DataSourceException, ReportProcessingException
{
}
protected void startOther(final AttributeMap attrs) throws IOException, DataSourceException, ReportProcessingException
{
final String namespace = ReportTargetUtil.getNamespaceFromAttribute(attrs);
if (!isFilteredNamespace(namespace))
{
final String elementType = ReportTargetUtil.getElemenTypeFromAttribute(attrs);
try
{
processElement(attrs, namespace, elementType);
}
catch (IOException e)
{
throw new ReportProcessingException(OfficeDocumentReportTarget.FAILED, e);
}
}
}
private boolean isFiltered(final String elementType)
{
return OfficeToken.TABLE_HEADER_COLUMNS.equals(elementType) || OfficeToken.TABLE_HEADER_ROWS.equals(elementType) || OfficeToken.TABLE_COLUMNS.equals(elementType);
}
protected void endOther(final AttributeMap attrs) throws IOException, DataSourceException, ReportProcessingException
{
if (tableRowsStarted && getCurrentRole() == ROLE_TEMPLATE)
{
return;
}
final String namespace = ReportTargetUtil.getNamespaceFromAttribute(attrs);
if (!isFilteredNamespace(namespace))
{
final String elementType = ReportTargetUtil.getElemenTypeFromAttribute(attrs);
// if this is the report namespace, write out a table definition ..
if (OfficeNamespaces.TABLE_NS.equals(namespace))
{
if (OfficeToken.TABLE.equals(elementType) || OfficeToken.TABLE_ROWS.equals(elementType))
{
return;
}
else if (isFiltered(elementType))
{
inFilterElements = false;
if (tableCount > 1)
{
return;
}
}
}
else if (OfficeNamespaces.CHART_NS.equals(namespace) && "chart".equals(elementType))
{
return;
}
if (inFilterElements && tableCount > 1)
{
return;
}
final XmlWriter xmlWriter = getXmlWriter();
xmlWriter.writeCloseTag();
--closeTags;
}
}
public void processContent(final DataFlags value)
throws DataSourceException, ReportProcessingException
{
if (!(tableRowsStarted && getCurrentRole() == ROLE_TEMPLATE))
{
super.processContent(value);
}
}
private void processElement(final AttributeMap attrs, final String namespace, final String elementType)
throws IOException, ReportProcessingException
{
if (tableRowsStarted && getCurrentRole() == ROLE_TEMPLATE)
{
return;
}
if (OfficeNamespaces.TABLE_NS.equals(namespace))
{
if (OfficeToken.TABLE.equals(elementType))
{
tableCount += 1;
if (tableCount > 1)
{
return;
}
}
else if (OfficeToken.TABLE_ROWS.equals(elementType))
{
if (tableCount > 1)
{
return;
}
tableRowsStarted = true;
}
else if (isFiltered(elementType))
{
inFilterElements = true;
if (tableCount > 1)
{
return;
}
}
}
if (inFilterElements && tableCount > 1)
{
return;
}
// All styles have to be processed or you will lose the paragraph-styles and inline text-styles.
performStyleProcessing(attrs);
final AttributeList attrList = buildAttributeList(attrs);
final XmlWriter xmlWriter = getXmlWriter();
xmlWriter.writeTag(namespace, elementType, attrList, XmlWriter.OPEN);
++closeTags;
}
public void processText(final String text) throws DataSourceException, ReportProcessingException
{
if (inFilterElements && tableCount > 1)
{
return;
}
super.processText(text);
}
public void endReport(final ReportStructureRoot report)
throws DataSourceException, ReportProcessingException
{
super.endReport(report);
copyMeta();
}
}
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