/************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
//Standard Java classes
import java.util.Enumeration;
import java.util.Vector;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ByteArrayOutputStream;
import java.io.ByteArrayInputStream;
import com.sun.star.xml.XImportFilter;
import com.sun.star.xml.XExportFilter;
import java.io.*;
import java.util.regex.*;
// Imported TraX classes
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.Transformer;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import javax.xml.transform.URIResolver;
import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.OutputKeys;
//StarOffice Interfaces and UNO
import com.sun.star.uno.AnyConverter;
import com.sun.star.lang.XInitialization;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.lang.XServiceInfo;
import com.sun.star.lang.XTypeProvider;
import com.sun.star.uno.Type;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.comp.loader.FactoryHelper;
import com.sun.star.lang.XServiceName;
import com.sun.star.lang.XSingleServiceFactory;
import com.sun.star.registry.XRegistryKey;
import com.sun.star.frame.XConfigManager;
import com.sun.star.xml.sax.InputSource;
import com.sun.star.xml.sax.XParser;
import com.sun.star.io.XInputStream;
import com.sun.star.io.XOutputStream;
import com.sun.star.xml.sax.XDocumentHandler;
//Uno to java Adaptor
import com.sun.star.lib.uno.adapter.*;
/** This outer class provides an inner class to implement the service
* description, a method to instantiate the
* component on demand (__getServiceFactory()), and a method to give
* information about the component (__writeRegistryServiceInfo()).
*/
public class DBFilter {
private static XMultiServiceFactory xMSF;
/** This inner class provides the component as a concrete implementation
* of the service description. It implements the needed interfaces.
* @implements XTypeProvider
*/
public static class _DBFilter implements
XImportFilter,
XExportFilter,
XServiceName,
XServiceInfo,
XDocumentHandler,
XTypeProvider {
private boolean indent;
private XInputStream xInStream;
private XOutputStream xOutStream;
private XOutputStream xos;
private String sExportStyleSheet;
private String doctype_public;
private String doctype_system;
public _DBFilter()
{
indent = false;
xInStream = null;
xOutStream = null;
xos = null;
sExportStyleSheet = null;
doctype_public = null;
doctype_system = null;
}
/** The component will be registered under this name.
*/
static private final String __serviceName = "com.sun.star.documentconversion.DBFilter";
public com.sun.star.uno.Type[] getTypes() {
Type[] typeReturn = {};
try {
typeReturn = new Type[] {
new Type( XTypeProvider.class ),
new Type( XExportFilter.class ),
new Type( XImportFilter.class ),
new Type( XServiceName.class ),
new Type( XServiceInfo.class ) };
}
catch( Exception exception ) {
}
return( typeReturn );
}
public boolean importer(com.sun.star.beans.PropertyValue[] aSourceData,
com.sun.star.xml.sax.XDocumentHandler xDocHandler,
java.lang.String[] msUserData) throws com.sun.star.uno.RuntimeException,com.sun.star.lang.IllegalArgumentException {
/*
System.out.println("\nFound the Java Importer!\n");
System.out.println("\n"+msUserData[0]);
System.out.println("\n"+msUserData[1]);
System.out.println("\n"+msUserData[2]);
System.out.println("\n"+msUserData[3]);
System.out.println("\n"+xDocHandler);
System.out.println("\n"+msUserData[4]);
System.out.println("\n"+msUserData[5]);
*/
String sFileName=null;
String udImport =msUserData[2];
String sImportStyleSheet =msUserData[4];
sExportStyleSheet =msUserData[5];
com.sun.star.io.XInputStream xis=null;
com.sun.star.beans.PropertyValue[] pValue = aSourceData;
for (int i = 0 ; i < pValue.length; i++)
{
try{
//System.out.println("\n"+pValue[i].Name+" "+pValue[i].Value);
if (pValue[i].Name.compareTo("InputStream")==0){
xis=(com.sun.star.io.XInputStream)AnyConverter.toObject(new Type(com.sun.star.io.XInputStream.class), pValue[i].Value);
}
else if (pValue[i].Name.compareTo("FileName")==0){
sFileName=(String)AnyConverter.toObject(new Type(java.lang.String.class), pValue[i].Value);
}
else if (pValue[i].Name.compareTo("Indent")==0){ //to be changed to new value for indentation from XSLT UI
indent=(boolean)AnyConverter.toBoolean(pValue[i].Value);
}
else if (pValue[i].Name.compareTo("DocType_Public")==0){
doctype_public = AnyConverter.toString(pValue[i].Value);
}
else if (pValue[i].Name.compareTo("DocType_System")==0){
doctype_system = AnyConverter.toString(pValue[i].Value);
} }
catch(com.sun.star.lang.IllegalArgumentException AnyExec){
System.out.println("\nIllegalArgumentException "+AnyExec);
}
}
try{
Object xCfgMgrObj=xMSF.createInstance("com.sun.star.config.SpecialConfigManager");
XConfigManager xCfgMgr = (XConfigManager) UnoRuntime.queryInterface(
XConfigManager.class , xCfgMgrObj );
String PathString=xCfgMgr.substituteVariables("$(progurl)" );
PathString= PathString.concat("/");
Object xPipeObj=xMSF.createInstance("com.sun.star.io.Pipe");
xInStream = (XInputStream) UnoRuntime.queryInterface(
XInputStream.class , xPipeObj );
xOutStream = (XOutputStream) UnoRuntime.queryInterface(
XOutputStream.class , xPipeObj );
if (!sImportStyleSheet.equals("")){
if (!sImportStyleSheet.startsWith("file:")&&!sImportStyleSheet.startsWith("http:")
&&!sExportStyleSheet.startsWith("shttp:")
&&!sExportStyleSheet.startsWith("jar:")){
sImportStyleSheet=PathString.concat(sImportStyleSheet);
}
}
convert (xis,xOutStream,sImportStyleSheet,true);
xOutStream.closeOutput();
Object xSaxParserObj=xMSF.createInstance("com.sun.star.xml.sax.Parser");
XParser xParser = (XParser) UnoRuntime.queryInterface(
XParser.class , xSaxParserObj );
InputSource aInput = new InputSource();
if (sFileName==null)
sFileName=" ";
aInput.sSystemId = sFileName;
aInput.aInputStream =xInStream;
xParser.setDocumentHandler ( xDocHandler );
xParser.parseStream ( aInput );
xInStream.closeInput();
}
catch (Exception AnyExec){
//e.printStackTrace();
System.out.println("\nException "+AnyExec);
throw new com.sun.star.uno.RuntimeException(AnyExec.getMessage());
}
return true;
}
public boolean exporter(com.sun.star.beans.PropertyValue[] aSourceData,
java.lang.String[] msUserData) throws com.sun.star.uno.RuntimeException,com.sun.star.lang.IllegalArgumentException {
/*
System.out.println("\nFound the Exporter!\n");
System.out.println("\n0"+msUserData[0]);
System.out.println("\n1"+msUserData[1]);
System.out.println("\n2"+msUserData[2]);
System.out.println("\n3"+msUserData[3]);
System.out.println("\n4"+msUserData[4]);
System.out.println("\n5"+msUserData[5]);
*/
String udImport =msUserData[2];
sExportStyleSheet =msUserData[5];
com.sun.star.beans.PropertyValue[] pValue = aSourceData;
for (int i = 0 ; i < pValue.length; i++)
{
try{
//System.out.println("\n"+pValue[i].Name+" "+pValue[i].Value);
if (pValue[i].Name.compareTo("OutputStream")==0){
xos=(com.sun.star.io.XOutputStream)AnyConverter.toObject(new Type(com.sun.star.io.XOutputStream.class), pValue[i].Value);
// System.out.println(pValue[i].Name+" "+xos);
}
else if (pValue[i].Name.compareTo("Indent")==0){ //to be changed to new value for indentation from XSLT UI
indent=(boolean)AnyConverter.toBoolean(pValue[i].Value);
}
else if (pValue[i].Name.compareTo("DocType_Public")==0){
doctype_public = AnyConverter.toString(pValue[i].Value);
}
else if (pValue[i].Name.compareTo("DocType_System")==0){
doctype_system = AnyConverter.toString(pValue[i].Value);
}
}
catch(com.sun.star.lang.IllegalArgumentException AnyExec){
System.out.println("\nIllegalArgumentException "+AnyExec);
}
}
try{
Object xCfgMgrObj=xMSF.createInstance("com.sun.star.config.SpecialConfigManager");
XConfigManager xCfgMgr = (XConfigManager) UnoRuntime.queryInterface(
XConfigManager.class , xCfgMgrObj );
String PathString=xCfgMgr.substituteVariables("$(progurl)" );
PathString= PathString.concat("/");
Object xPipeObj=xMSF.createInstance("com.sun.star.io.Pipe");
xInStream = (XInputStream) UnoRuntime.queryInterface(
XInputStream.class , xPipeObj );
xOutStream = (XOutputStream) UnoRuntime.queryInterface(
XOutputStream.class , xPipeObj );
if (!sExportStyleSheet.equals("")){
if (!sExportStyleSheet.startsWith("file:")&&!sExportStyleSheet.startsWith("http:")
&&!sExportStyleSheet.startsWith("shttp:")
&&!sExportStyleSheet.startsWith("jar:")){
sExportStyleSheet=PathString.concat(sExportStyleSheet);
}
}
}
catch (Exception AnyExec){
System.out.println("Exception "+AnyExec);
throw new com.sun.star.uno.RuntimeException(AnyExec.getMessage());
}
return true;
}
public String replace(String origString, String origChar, String replaceChar){
String tmp="";
int index=origString.indexOf(origChar);
if(index !=-1){
while (index !=-1){
String first =origString.substring(0,index);
first=first.concat(replaceChar);
tmp=tmp.concat(first);
origString=origString.substring(index+1,origString.length());
index=origString.indexOf(origChar);
if(index==-1) {
tmp=tmp.concat(origString);
}
}
}
return tmp;
}
public String needsMask(String origString){
if (origString.indexOf("&")!=-1){
origString=replace(origString,"&","&");
}
if (origString.indexOf("\"")!=-1){
origString=replace(origString,"\"",""");
}
if (origString.indexOf("<")!=-1){
origString=replace(origString,"<","<");
}
if (origString.indexOf(">")!=-1){
origString=replace(origString,">",">");
}
return origString;
}
public void startDocument (){
}
public void endDocument()
{
convert (xInStream,xos,sExportStyleSheet,false);
}
public void startElement (String str, com.sun.star.xml.sax.XAttributeList xattribs)
{
str="<".concat(str);
if (xattribs !=null)
{
str= str.concat(" ");
int len=xattribs.getLength();
for (short i=0;i<len;i++)
{
str=str.concat(xattribs.getNameByIndex(i));
str=str.concat("=\"");
//str=str.concat(xattribs.getValueByIndex(i));
str=str.concat(needsMask(xattribs.getValueByIndex(i)));
str=str.concat("\" ");
}
}
str=str.concat(">");
//System.out.println(str);
try{
//xOutStream.writeBytes(str.getBytes());
xOutStream.writeBytes(str.getBytes("UTF-8"));
}
catch (Exception e){
System.out.println("\n"+e);
}
}
public void endElement(String str){
str="</".concat(str);
str=str.concat(">");
str=str.concat("\n");
try{
xOutStream.writeBytes(str.getBytes("UTF-8"));
}
catch (Exception e){
System.out.println("\n"+e);
}
// System.out.println(str);
}
public void characters(String str){
str=needsMask(str);
try{
xOutStream.writeBytes(str.getBytes("UTF-8"));
}
catch (Exception e){
System.out.println("\n"+e);
}
}
public void ignorableWhitespace(String str){
}
public void processingInstruction(String aTarget, String aData){
}
public void setDocumentLocator(com.sun.star.xml.sax.XLocator xLocator){
}
private String maskEntities(String xmlString){
Pattern testpattern = Pattern.compile("<!ENTITY [a-zA-Z0-9#]* ");
Matcher testmatch= testpattern.matcher(xmlString);
//System.out.println("\nStarting replace");
int offset=0;
while (testmatch.find(offset)){
String newstring = xmlString.substring(testmatch.start()+9,testmatch.end()-1);
offset= testmatch.end();
//System.out.println("\nReplacing " +newstring);
xmlString=xmlString.replaceAll("&"+newstring+";","<entity name=\""+newstring+"\">"+"&"+newstring+";"+"</entity>");
testmatch = testmatch.reset();
testmatch= testpattern.matcher(xmlString);
//System.out.println("\nFound Pattern "+testmatch.replaceFirst("<entity>"+newstring+"</entity>"));
newstring= "";
}
return xmlString;
}
public void convert (com.sun.star.io.XInputStream xml,
com.sun.star.io.XOutputStream device,String sStyleSheet,boolean importing ) throws com.sun.star.uno.RuntimeException {
XInputStreamToInputStreamAdapter xis =new XInputStreamToInputStreamAdapter(xml);
XOutputStreamToOutputStreamAdapter xos =
new XOutputStreamToOutputStreamAdapter(device);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
String xmlFile=null;
try{
//call the tranformer using the XSL, Source and Result dom.
TransformerFactory tFactory = TransformerFactory.newInstance();
//tFactory.setURIResolver(this);
Transformer transformer =null;
transformer = tFactory.newTransformer( new StreamSource(sStyleSheet));
if(indent){ // required for displaying XML correctly in XSLT UI
transformer.setOutputProperty("indent", "yes");
transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "1");
}
if(null != doctype_public){
transformer.setOutputProperty(OutputKeys.DOCTYPE_PUBLIC, doctype_public);
}
if(null != doctype_system){
transformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, doctype_system);
}
if (importing)
{
byte tmpArr[]=new byte[1000];
while (xis.available()>0){
int read = xis.read(tmpArr);
baos.write(tmpArr,0,read);
tmpArr =new byte[1000];
}
xmlFile = maskEntities(baos.toString("UTF-8"));
//xmlFile = baos.toString("UTF-8");
if (xmlFile.indexOf("<!DOCTYPE")!=-1){
String tag= xmlFile.substring(xmlFile.lastIndexOf("/")+1,xmlFile.lastIndexOf(">"));
String entities = "";
if(xmlFile.indexOf("[",xmlFile.indexOf("<!DOCTYPE"))!=-1){
if(xmlFile.indexOf("[",xmlFile.indexOf("<!DOCTYPE")) < xmlFile.indexOf(">",xmlFile.indexOf("<!DOCTYPE"))){
entities = xmlFile.substring(xmlFile.indexOf("[",xmlFile.indexOf("<!DOCTYPE")),xmlFile.indexOf("]",xmlFile.indexOf("<!DOCTYPE"))+1);
}
}
String newDocType = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<!DOCTYPE "+tag+" "+entities+">";
xmlFile= xmlFile.substring(xmlFile.indexOf("<"+tag,0), xmlFile.lastIndexOf(">")+1);
xmlFile= newDocType.concat(xmlFile);
//throw new com.sun.star.uno.RuntimeException(xmlFile);
}
ByteArrayInputStream bais = new ByteArrayInputStream(xmlFile.getBytes("UTF-8"));
transformer.transform(new StreamSource(bais),new StreamResult(xos));
}
else
transformer.transform(new StreamSource(xis),new StreamResult(xos));
}
catch (TransformerConfigurationException transConfExc)
{
throw new com.sun.star.uno.RuntimeException(transConfExc.getMessage());
}
catch (TransformerException transExc){
//System.out.println("\nException "+ e);
throw new com.sun.star.uno.RuntimeException(transExc.getMessage());
}
catch (Exception e){
System.out.println("\nException "+ e);
throw new com.sun.star.uno.RuntimeException(e.getMessage());
}
}
// Implement methods from interface XTypeProvider
public byte[] getImplementationId() {
byte[] byteReturn = {};
byteReturn = new String( "" + this.hashCode() ).getBytes();
return( byteReturn );
}
// Implement method from interface XServiceName
public String getServiceName() {
return( __serviceName );
}
// Implement methods from interface XServiceInfo
public boolean supportsService(String stringServiceName) {
return( stringServiceName.equals( __serviceName ) );
}
public String getImplementationName() {
return( _DBFilter.class.getName() );
}
public String[] getSupportedServiceNames() {
String[] stringSupportedServiceNames = { __serviceName };
return( stringSupportedServiceNames );
}
}
/**
* Returns a factory for creating the service.
* This method is called by the <code>JavaLoader</code>
*
* @return returns a <code>XSingleServiceFactory</code> for creating the
* component
*
* @param implName the name of the implementation for which a
* service is desired
* @param multiFactory the service manager to be used if needed
* @param regKey the registryKey
*
* @see com.sun.star.comp.loader.JavaLoader
*/
public static XSingleServiceFactory __getServiceFactory(String implName,
XMultiServiceFactory multiFactory,
XRegistryKey regKey) {
XSingleServiceFactory xSingleServiceFactory = null;
xMSF= multiFactory;
if (implName.equals(_DBFilter.class.getName()) ) {
xSingleServiceFactory = FactoryHelper.getServiceFactory(_DBFilter.class,
_DBFilter.__serviceName,
multiFactory,
regKey);
}
return xSingleServiceFactory;
}
/**
* Writes the service information into the given registry key.
* This method is called by the <code>JavaLoader</code>
* <p>
* @return returns true if the operation succeeded
* @param regKey the registryKey
* @see com.sun.star.comp.loader.JavaLoader
*/
public static boolean __writeRegistryServiceInfo(XRegistryKey regKey) {
return FactoryHelper.writeRegistryServiceInfo(_DBFilter.class.getName(),
_DBFilter.__serviceName, regKey);
}
}