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diff --git a/xmlhelp/source/cxxhelp/provider/urlparameter.cxx b/xmlhelp/source/cxxhelp/provider/urlparameter.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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 .
+ */
+
+
+#include <string.h>
+#include <osl/thread.h>
+#include <osl/file.hxx>
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <comphelper/processfactory.hxx>
+#include <rtl/uri.hxx>
+#include <rtl/character.hxx>
+#include <libxslt/transform.h>
+#include <libxslt/xsltutils.h>
+#include <libxslt/security.h>
+#include "db.hxx"
+#include <com/sun/star/io/XActiveDataSink.hpp>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/io/XSeekable.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
+#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
+
+#include "urlparameter.hxx"
+#include "databases.hxx"
+
+#include <memory>
+
+using namespace cppu;
+using namespace com::sun::star::io;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::ucb;
+using namespace com::sun::star::beans;
+using namespace com::sun::star::container;
+using namespace chelp;
+
+
+URLParameter::URLParameter( const OUString& aURL,
+ Databases* pDatabases )
+ : m_pDatabases( pDatabases ),
+ m_aURL( aURL )
+{
+ init();
+ parse();
+}
+
+
+bool URLParameter::isErrorDocument()
+{
+ bool bErrorDoc = false;
+
+ if( isFile() )
+ {
+ Reference< XHierarchicalNameAccess > xNA =
+ m_pDatabases->findJarFileForPath( get_jar(), get_language(), get_path() );
+ bErrorDoc = !xNA.is();
+ }
+
+ return bErrorDoc;
+}
+
+
+OString URLParameter::getByName( const char* par )
+{
+ OUString val;
+
+ if( strcmp( par,"Program" ) == 0 )
+ val = get_program();
+ else if( strcmp( par,"Database" ) == 0 )
+ val = get_module();
+ else if( strcmp( par,"DatabasePar" ) == 0 )
+ val = get_dbpar();
+ else if( strcmp( par,"Id" ) == 0 )
+ val = get_id();
+ else if( strcmp( par,"Path" ) == 0 )
+ val = get_path();
+ else if( strcmp( par,"Language" ) == 0 )
+ val = get_language();
+ else if( strcmp( par,"System" ) == 0 )
+ val = get_system();
+ else if( strcmp( par,"HelpPrefix" ) == 0 )
+ val = m_aPrefix;
+
+ return OString( val.getStr(),val.getLength(),RTL_TEXTENCODING_UTF8 );
+}
+
+
+OUString const & URLParameter::get_id()
+{
+ if( m_aId == "start" )
+ { // module is set
+ StaticModuleInformation* inf =
+ m_pDatabases->getStaticInformationForModule( get_module(),
+ get_language() );
+ if( inf )
+ m_aId = inf->get_id();
+ }
+
+ return m_aId;
+}
+
+OUString URLParameter::get_tag()
+{
+ if( isFile() )
+ return get_the_tag();
+ else
+ return m_aTag;
+}
+
+
+OUString URLParameter::get_title()
+{
+ if( isFile() )
+ return get_the_title();
+ else if( !m_aModule.isEmpty() )
+ {
+ StaticModuleInformation* inf =
+ m_pDatabases->getStaticInformationForModule( get_module(),
+ get_language() );
+ if( inf )
+ m_aTitle = inf->get_title();
+ }
+ else // This must be the root
+ m_aTitle = "root";
+
+ return m_aTitle;
+}
+
+
+OUString const & URLParameter::get_language() const
+{
+ return m_aLanguage;
+}
+
+
+OUString const & URLParameter::get_program()
+{
+ if( m_aProgram.isEmpty() )
+ {
+ StaticModuleInformation* inf =
+ m_pDatabases->getStaticInformationForModule( get_module(),
+ get_language() );
+ if( inf )
+ m_aProgram = inf->get_program();
+ }
+ return m_aProgram;
+}
+
+
+void URLParameter::init()
+{
+ m_bHelpDataFileRead = false;
+ m_bUseDB = true;
+ m_nHitCount = 100; // The default maximum hitcount
+}
+
+
+OUString URLParameter::get_the_tag()
+{
+ if(m_bUseDB) {
+ if( ! m_bHelpDataFileRead )
+ readHelpDataFile();
+
+ m_bHelpDataFileRead = true;
+
+ return m_aTag;
+ }
+ else
+ return OUString();
+}
+
+
+OUString const & URLParameter::get_path()
+{
+ if(m_bUseDB) {
+ if( ! m_bHelpDataFileRead )
+ readHelpDataFile();
+ m_bHelpDataFileRead = true;
+
+ return m_aPath;
+ }
+ else
+ return get_id();
+}
+
+
+OUString URLParameter::get_the_title()
+{
+ if(m_bUseDB) {
+ if( ! m_bHelpDataFileRead )
+ readHelpDataFile();
+ m_bHelpDataFileRead = true;
+
+ return m_aTitle;
+ }
+ else
+ return OUString();
+}
+
+
+OUString URLParameter::get_jar()
+{
+ if(m_bUseDB) {
+ if( ! m_bHelpDataFileRead )
+ readHelpDataFile();
+ m_bHelpDataFileRead = true;
+
+ return m_aJar;
+ }
+ else
+ return get_module() + ".jar";
+}
+
+
+void URLParameter::readHelpDataFile()
+{
+ if( get_id().isEmpty() )
+ return;
+
+ OUString aModule = get_module();
+ OUString aLanguage = get_language();
+
+ DataBaseIterator aDbIt( *m_pDatabases, aModule, aLanguage, false );
+ bool bSuccess = false;
+
+ const char* pData = nullptr;
+
+ helpdatafileproxy::HDFData aHDFData;
+ OUString aExtensionPath;
+ OUString aExtensionRegistryPath;
+ while( true )
+ {
+ helpdatafileproxy::Hdf* pHdf = aDbIt.nextHdf( &aExtensionPath, &aExtensionRegistryPath );
+ if( !pHdf )
+ break;
+
+ OString keyStr( m_aId.getStr(),m_aId.getLength(),RTL_TEXTENCODING_UTF8 );
+ bSuccess = pHdf->getValueForKey( keyStr, aHDFData );
+ if( bSuccess )
+ {
+ pData = aHDFData.getData();
+ break;
+ }
+ }
+
+ if( bSuccess )
+ {
+ DbtToStringConverter converter( pData );
+ m_aTitle = converter.getTitle();
+ m_pDatabases->replaceName( m_aTitle );
+ m_aPath = converter.getFile();
+ m_aJar = converter.getDatabase();
+ if( !aExtensionPath.isEmpty() )
+ {
+ m_aJar = "?" + aExtensionPath + "?" + m_aJar;
+ m_aExtensionRegistryPath = aExtensionRegistryPath;
+ }
+ m_aTag = converter.getHash();
+ }
+}
+
+
+// Class encapsulating the transformation of the XInputStream to XHTML
+
+namespace {
+
+class InputStreamTransformer
+ : public OWeakObject,
+ public XInputStream,
+ public XSeekable
+{
+public:
+
+ InputStreamTransformer( URLParameter* urlParam,
+ Databases* pDatatabases,
+ bool isRoot );
+
+ virtual Any SAL_CALL queryInterface( const Type& rType ) override;
+ virtual void SAL_CALL acquire() throw() override;
+ virtual void SAL_CALL release() throw() override;
+
+ virtual sal_Int32 SAL_CALL readBytes( Sequence< sal_Int8 >& aData,sal_Int32 nBytesToRead ) override;
+
+ virtual sal_Int32 SAL_CALL readSomeBytes( Sequence< sal_Int8 >& aData,sal_Int32 nMaxBytesToRead ) override;
+
+ virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) override;
+
+ virtual sal_Int32 SAL_CALL available() override;
+
+ virtual void SAL_CALL closeInput() override;
+
+ virtual void SAL_CALL seek( sal_Int64 location ) override;
+
+ virtual sal_Int64 SAL_CALL getPosition() override;
+
+ virtual sal_Int64 SAL_CALL getLength() override;
+
+ void addToBuffer( const char* buffer,int len );
+
+ OStringBuffer const & getData() const { return buffer; }
+
+private:
+
+ osl::Mutex m_aMutex;
+
+ int pos;
+ OStringBuffer buffer;
+};
+
+}
+
+void URLParameter::open( const Reference< XOutputStream >& xDataSink )
+{
+ if( ! xDataSink.is() )
+ return;
+
+ // a standard document or else an active help text, plug in the new input stream
+ std::unique_ptr<InputStreamTransformer> p(new InputStreamTransformer( this,m_pDatabases,isRoot() ));
+ try
+ {
+ xDataSink->writeBytes( Sequence< sal_Int8 >( reinterpret_cast<const sal_Int8*>(p->getData().getStr()), p->getData().getLength() ) );
+ }
+ catch( const Exception& )
+ {
+ }
+ p.reset();
+ xDataSink->closeOutput();
+}
+
+
+void URLParameter::open( const Reference< XActiveDataSink >& xDataSink )
+{
+ // a standard document or else an active help text, plug in the new input stream
+ xDataSink->setInputStream( new InputStreamTransformer( this,m_pDatabases,isRoot() ) );
+}
+
+
+void URLParameter::parse()
+{
+ m_aExpr = m_aURL;
+
+ sal_Int32 lstIdx = m_aExpr.lastIndexOf( '#' );
+ if( lstIdx != -1 )
+ m_aExpr = m_aExpr.copy( 0,lstIdx );
+
+ if( ! scheme() ||
+ ! name( module() ) ||
+ ! query() ||
+ m_aLanguage.isEmpty() ||
+ m_aSystem.isEmpty() )
+ throw css::ucb::IllegalIdentifierException();
+}
+
+
+bool URLParameter::scheme()
+{
+ // Correct extension help links as sometimes the
+ // module is missing resulting in a malformed URL
+ if( m_aExpr.startsWith("vnd.sun.star.help:///") )
+ {
+ sal_Int32 nLen = m_aExpr.getLength();
+ OUString aLastStr =
+ m_aExpr.copy(sal::static_int_cast<sal_uInt32>(nLen) - 6);
+ if( aLastStr == "DbPAR=" )
+ {
+ m_aExpr = m_aExpr.copy( 0, 20 ) +
+ "shared" +
+ m_aExpr.copy( 20 ) +
+ "shared";
+ }
+ }
+
+ for( sal_Int32 nPrefixLen = 20 ; nPrefixLen >= 18 ; --nPrefixLen )
+ {
+ if( m_aExpr.matchAsciiL( "vnd.sun.star.help://", nPrefixLen ) )
+ {
+ m_aExpr = m_aExpr.copy( nPrefixLen );
+ return true;
+ }
+ }
+ return false;
+}
+
+
+bool URLParameter::module()
+{
+ sal_Int32 idx = 0,length = m_aExpr.getLength();
+
+ while( idx < length && rtl::isAsciiAlphanumeric( m_aExpr[idx] ) )
+ ++idx;
+
+ if( idx != 0 )
+ {
+ m_aModule = m_aExpr.copy( 0,idx );
+ m_aExpr = m_aExpr.copy( idx );
+ return true;
+ }
+ else
+ return false;
+}
+
+
+bool URLParameter::name( bool modulePresent )
+{
+ // if modulepresent, a name may be present, but must not
+
+ sal_Int32 length = m_aExpr.getLength();
+
+ if( length != 0 && m_aExpr[0] == '/' )
+ {
+ sal_Int32 idx = 1;
+ while( idx < length && m_aExpr[idx] != '?' )
+ ++idx;
+
+ if( idx != 1 && ! modulePresent )
+ return false;
+ else
+ {
+ m_aId = m_aExpr.copy( 1,idx-1 );
+ m_aExpr = m_aExpr.copy( idx );
+ }
+ }
+
+ return true;
+}
+
+
+bool URLParameter::query()
+{
+ OUString query_;
+
+ if( m_aExpr.isEmpty() )
+ return true;
+ else if( m_aExpr[0] == '?' )
+ query_ = m_aExpr.copy( 1 ).trim();
+ else
+ return false;
+
+
+ bool ret = true;
+ sal_Int32 delimIdx,equalIdx;
+ OUString parameter,value;
+
+ while( !query_.isEmpty() )
+ {
+ delimIdx = query_.indexOf( '&' );
+ equalIdx = query_.indexOf( '=' );
+ parameter = query_.copy( 0,equalIdx ).trim();
+ if( delimIdx == -1 )
+ {
+ value = query_.copy( equalIdx + 1 ).trim();
+ query_.clear();
+ }
+ else
+ {
+ value = query_.copy( equalIdx+1,delimIdx - equalIdx - 1 ).trim();
+ query_ = query_.copy( delimIdx+1 ).trim();
+ }
+
+ if( parameter == "Language" )
+ m_aLanguage = value;
+ else if( parameter == "Device" )
+ ;
+ else if( parameter == "Program" )
+ m_aProgram = value;
+ else if( parameter == "Eid" )
+ m_aEid = value;
+ else if( parameter == "UseDB" )
+ m_bUseDB = value != "no";
+ else if( parameter == "DbPAR" )
+ m_aDbPar = value;
+ else if( parameter == "Query" )
+ {
+ if( m_aQuery.isEmpty() )
+ m_aQuery = value;
+ else
+ m_aQuery += " " + value;
+ }
+ else if( parameter == "Scope" )
+ m_aScope = value;
+ else if( parameter == "System" )
+ m_aSystem = value;
+ else if( parameter == "HelpPrefix" )
+ m_aPrefix = rtl::Uri::decode(
+ value,
+ rtl_UriDecodeWithCharset,
+ RTL_TEXTENCODING_UTF8 );
+ else if( parameter == "HitCount" )
+ m_nHitCount = value.toInt32();
+ else if( parameter == "Active" )
+ m_aActive = value;
+ else if( parameter == "Version" )
+ ; // ignored (but accepted) in the built-in help, useful only for the online help
+ else
+ ret = false;
+ }
+
+ return ret;
+}
+
+namespace {
+
+struct UserData {
+
+ UserData( URLParameter* pInitial,
+ Databases* pDatabases )
+ : m_pDatabases( pDatabases ),
+ m_pInitial( pInitial )
+ {
+ }
+
+ Databases* m_pDatabases;
+ URLParameter* m_pInitial;
+};
+
+}
+
+static UserData *ugblData = nullptr;
+
+extern "C" {
+
+static int
+fileMatch(const char * URI) {
+ if ((URI != nullptr) && !strncmp(URI, "file:/", 6))
+ return 1;
+ return 0;
+}
+
+static int
+zipMatch(const char * URI) {
+ if ((URI != nullptr) && !strncmp(URI, "vnd.sun.star.zip:/", 18))
+ return 1;
+ return 0;
+}
+
+static int
+helpMatch(const char * URI) {
+ if ((URI != nullptr) && !strncmp(URI, "vnd.sun.star.help:/", 19))
+ return 1;
+ return 0;
+}
+
+static void *
+fileOpen(const char *URI) {
+ osl::File *pRet = new osl::File(OUString(URI, strlen(URI), RTL_TEXTENCODING_UTF8));
+ (void)pRet->open(osl_File_OpenFlag_Read);
+ return pRet;
+}
+
+static void *
+zipOpen(SAL_UNUSED_PARAMETER const char *) {
+ OUString language,jar,path;
+
+ if( !ugblData->m_pInitial->get_eid().isEmpty() )
+ return new Reference<XHierarchicalNameAccess>;
+ else
+ {
+ jar = ugblData->m_pInitial->get_jar();
+ language = ugblData->m_pInitial->get_language();
+ path = ugblData->m_pInitial->get_path();
+ }
+
+ Reference< XHierarchicalNameAccess > xNA =
+ ugblData->m_pDatabases->findJarFileForPath( jar, language, path );
+
+ Reference< XInputStream > xInputStream;
+
+ if( xNA.is() )
+ {
+ try
+ {
+ Any aEntry = xNA->getByHierarchicalName( path );
+ Reference< XActiveDataSink > xSink;
+ if( ( aEntry >>= xSink ) && xSink.is() )
+ xInputStream = xSink->getInputStream();
+ }
+ catch ( NoSuchElementException & )
+ {
+ }
+ }
+
+ if( xInputStream.is() )
+ {
+ return new Reference<XInputStream>(xInputStream);
+ }
+ return nullptr;
+}
+
+static void *
+helpOpen(const char * URI) {
+ OUString language,jar,path;
+
+ URLParameter urlpar( OUString::createFromAscii( URI ),
+ ugblData->m_pDatabases );
+
+ jar = urlpar.get_jar();
+ language = urlpar.get_language();
+ path = urlpar.get_path();
+
+ Reference< XHierarchicalNameAccess > xNA =
+ ugblData->m_pDatabases->findJarFileForPath( jar, language, path );
+
+ Reference< XInputStream > xInputStream;
+
+ if( xNA.is() )
+ {
+ try
+ {
+ Any aEntry = xNA->getByHierarchicalName( path );
+ Reference< XActiveDataSink > xSink;
+ if( ( aEntry >>= xSink ) && xSink.is() )
+ xInputStream = xSink->getInputStream();
+ }
+ catch ( NoSuchElementException & )
+ {
+ }
+ }
+
+ if( xInputStream.is() )
+ return new Reference<XInputStream>(xInputStream);
+ return nullptr;
+}
+
+static int
+helpRead(void * context, char * buffer, int len) {
+ Reference< XInputStream > *pRef = static_cast<Reference< XInputStream >*>(context);
+
+ Sequence< sal_Int8 > aSeq;
+ len = (*pRef)->readBytes( aSeq,len);
+ memcpy(buffer, aSeq.getConstArray(), len);
+
+ return len;
+}
+
+static int
+zipRead(void * context, char * buffer, int len) {
+ return helpRead(context, buffer, len);
+}
+
+static int
+fileRead(void * context, char * buffer, int len) {
+ int nRead = 0;
+ osl::File *pFile = static_cast<osl::File*>(context);
+ if (pFile)
+ {
+ sal_uInt64 uRead = 0;
+ if (osl::FileBase::E_None == pFile->read(buffer, len, uRead))
+ nRead = static_cast<int>(uRead);
+ }
+ return nRead;
+}
+
+static int
+uriClose(void * context) {
+ Reference< XInputStream > *pRef = static_cast<Reference< XInputStream >*>(context);
+ delete pRef;
+ return 0;
+}
+
+static int
+fileClose(void * context) {
+ osl::File *pFile = static_cast<osl::File*>(context);
+ if (pFile)
+ {
+ pFile->close();
+ delete pFile;
+ }
+ return 0;
+}
+
+} // extern "C"
+
+InputStreamTransformer::InputStreamTransformer( URLParameter* urlParam,
+ Databases* pDatabases,
+ bool isRoot )
+ : pos( 0 )
+{
+ if( isRoot )
+ {
+ buffer.setLength(0);
+ pDatabases->cascadingStylesheet( urlParam->get_language(),
+ buffer );
+ }
+ else if( urlParam->isActive() )
+ {
+ buffer.setLength(0);
+ pDatabases->setActiveText( urlParam->get_module(),
+ urlParam->get_language(),
+ urlParam->get_id(),
+ buffer );
+ }
+ else
+ {
+ UserData userData( urlParam,pDatabases );
+
+ // Uses the implementation detail, that OString::getStr returns a zero terminated character-array
+
+ const char* parameter[47];
+ OString parString[46];
+ int last = 0;
+
+ parString[last++] = "Program";
+ OString aPureProgramm( urlParam->getByName( "Program" ) );
+ parString[last++] = "'" + aPureProgramm + "'";
+ parString[last++] = "Database";
+ parString[last++] = "'" + urlParam->getByName( "DatabasePar" ) + "'";
+ parString[last++] = "Id";
+ parString[last++] = "'" + urlParam->getByName( "Id" ) + "'";
+ parString[last++] = "Path";
+ OString aPath( urlParam->getByName( "Path" ) );
+ parString[last++] = "'" + aPath + "'";
+
+ OString aPureLanguage = urlParam->getByName( "Language" );
+ parString[last++] = "Language";
+ parString[last++] = "'" + aPureLanguage + "'";
+ parString[last++] = "System";
+ parString[last++] = "'" + urlParam->getByName( "System" ) + "'";
+ parString[last++] = "productname";
+ parString[last++] = "'" + OString(
+ pDatabases->getProductName().getStr(),
+ pDatabases->getProductName().getLength(),
+ RTL_TEXTENCODING_UTF8 ) + "'";
+ parString[last++] = "productversion";
+ parString[last++] = "'" +
+ OString( pDatabases->getProductVersion().getStr(),
+ pDatabases->getProductVersion().getLength(),
+ RTL_TEXTENCODING_UTF8 ) + "'";
+
+ parString[last++] = "imgtheme";
+ parString[last++] = "'" + pDatabases->getImageTheme() + "'";
+ parString[last++] = "hp";
+ parString[last++] = "'" + urlParam->getByName( "HelpPrefix" ) + "'";
+
+ if( !parString[last-1].isEmpty() )
+ {
+ parString[last++] = "sm";
+ parString[last++] = "'vnd.sun.star.help%3A%2F%2F'";
+ parString[last++] = "qm";
+ parString[last++] = "'%3F'";
+ parString[last++] = "es";
+ parString[last++] = "'%3D'";
+ parString[last++] = "am";
+ parString[last++] = "'%26'";
+ parString[last++] = "cl";
+ parString[last++] = "'%3A'";
+ parString[last++] = "sl";
+ parString[last++] = "'%2F'";
+ parString[last++] = "hm";
+ parString[last++] = "'%23'";
+ parString[last++] = "cs";
+ parString[last++] = "'css'";
+
+ parString[last++] = "vendorname";
+ parString[last++] = OString("''");
+ parString[last++] = "vendorversion";
+ parString[last++] = OString("''");
+ parString[last++] = "vendorshort";
+ parString[last++] = OString("''");
+ }
+
+ // Do we need to add extension path?
+ OUString aExtensionPath;
+ OUString aJar = urlParam->get_jar();
+
+ bool bAddExtensionPath = false;
+ OUString aExtensionRegistryPath;
+ sal_Int32 nQuestionMark1 = aJar.indexOf( '?' );
+ sal_Int32 nQuestionMark2 = aJar.lastIndexOf( '?' );
+ if( nQuestionMark1 != -1 && nQuestionMark2 != -1 && nQuestionMark1 != nQuestionMark2 )
+ {
+ aExtensionPath = aJar.copy( nQuestionMark1 + 1, nQuestionMark2 - nQuestionMark1 - 1 );
+ aExtensionRegistryPath = urlParam->get_ExtensionRegistryPath();
+ bAddExtensionPath = true;
+ }
+ else
+ {
+ // Path not yet specified, search directly
+ Reference< XHierarchicalNameAccess > xNA = pDatabases->findJarFileForPath
+ ( aJar, urlParam->get_language(), urlParam->get_path(), &aExtensionPath, &aExtensionRegistryPath );
+ if( xNA.is() && !aExtensionPath.isEmpty() )
+ bAddExtensionPath = true;
+ }
+
+ if( bAddExtensionPath )
+ {
+ Reference< XComponentContext > xContext(
+ comphelper::getProcessComponentContext() );
+
+ OUString aOUExpandedExtensionPath = Databases::expandURL( aExtensionRegistryPath, xContext );
+ OString aExpandedExtensionPath = OUStringToOString( aOUExpandedExtensionPath, osl_getThreadTextEncoding() );
+
+ parString[last++] = "ExtensionPath";
+ parString[last++] = "'" + aExpandedExtensionPath + "'";
+
+ // ExtensionId
+ OString aPureExtensionId;
+ sal_Int32 iSlash = aPath.indexOf( '/' );
+ if( iSlash != -1 )
+ aPureExtensionId = aPath.copy( 0, iSlash );
+
+ parString[last++] = "ExtensionId";
+ parString[last++] = "'" + aPureExtensionId + "'";
+ }
+
+ for( int i = 0; i < last; ++i )
+ parameter[i] = parString[i].getStr();
+ parameter[last] = nullptr;
+
+ OUString xslURL = pDatabases->getInstallPathAsURL();
+
+ OString xslURLascii = OString(
+ xslURL.getStr(),
+ xslURL.getLength(),
+ RTL_TEXTENCODING_UTF8) +
+ "main_transform.xsl";
+
+ ugblData = &userData;
+
+ xmlInitParser();
+ xmlRegisterInputCallbacks(zipMatch, zipOpen, zipRead, uriClose);
+ xmlRegisterInputCallbacks(helpMatch, helpOpen, helpRead, uriClose);
+ xmlRegisterInputCallbacks(fileMatch, fileOpen, fileRead, fileClose);
+
+ xsltStylesheetPtr cur =
+ xsltParseStylesheetFile(reinterpret_cast<const xmlChar *>(xslURLascii.getStr()));
+
+ xmlDocPtr doc = xmlParseFile("vnd.sun.star.zip:/");
+
+ xmlDocPtr res = nullptr;
+ xsltTransformContextPtr transformContext = xsltNewTransformContext(cur, doc);
+ if (transformContext)
+ {
+ xsltSecurityPrefsPtr securityPrefs = xsltNewSecurityPrefs();
+ if (securityPrefs)
+ {
+ xsltSetSecurityPrefs(securityPrefs, XSLT_SECPREF_READ_FILE, xsltSecurityAllow);
+ if (xsltSetCtxtSecurityPrefs(securityPrefs, transformContext) == 0)
+ {
+ res = xsltApplyStylesheetUser(cur, doc, parameter, nullptr, nullptr, transformContext);
+ if (res)
+ {
+ xmlChar *doc_txt_ptr=nullptr;
+ int doc_txt_len;
+ xsltSaveResultToString(&doc_txt_ptr, &doc_txt_len, res, cur);
+ addToBuffer(reinterpret_cast<char*>(doc_txt_ptr), doc_txt_len);
+ xmlFree(doc_txt_ptr);
+ }
+ }
+ xsltFreeSecurityPrefs(securityPrefs);
+ }
+ xsltFreeTransformContext(transformContext);
+ }
+ xmlPopInputCallbacks(); //filePatch
+ xmlPopInputCallbacks(); //helpPatch
+ xmlPopInputCallbacks(); //zipMatch
+ xmlFreeDoc(res);
+ xmlFreeDoc(doc);
+ xsltFreeStylesheet(cur);
+ }
+}
+
+
+Any SAL_CALL InputStreamTransformer::queryInterface( const Type& rType )
+{
+ Any aRet = ::cppu::queryInterface( rType,
+ static_cast< XInputStream* >(this),
+ static_cast< XSeekable* >(this) );
+
+ return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
+}
+
+
+void SAL_CALL InputStreamTransformer::acquire() throw()
+{
+ OWeakObject::acquire();
+}
+
+
+void SAL_CALL InputStreamTransformer::release() throw()
+{
+ OWeakObject::release();
+}
+
+
+sal_Int32 SAL_CALL InputStreamTransformer::readBytes( Sequence< sal_Int8 >& aData,sal_Int32 nBytesToRead )
+{
+ osl::MutexGuard aGuard( m_aMutex );
+
+ int curr,available_ = buffer.getLength() - pos;
+ if( nBytesToRead <= available_ )
+ curr = nBytesToRead;
+ else
+ curr = available_;
+
+ if( 0 <= curr && aData.getLength() < curr )
+ aData.realloc( curr );
+
+ for( int k = 0; k < curr; ++k )
+ aData[k] = buffer[pos++];
+
+ return std::max(curr, 0);
+}
+
+
+sal_Int32 SAL_CALL InputStreamTransformer::readSomeBytes( Sequence< sal_Int8 >& aData,sal_Int32 nMaxBytesToRead )
+{
+ return readBytes( aData,nMaxBytesToRead );
+}
+
+
+void SAL_CALL InputStreamTransformer::skipBytes( sal_Int32 nBytesToSkip )
+{
+ osl::MutexGuard aGuard( m_aMutex );
+ while( nBytesToSkip-- ) ++pos;
+}
+
+
+sal_Int32 SAL_CALL InputStreamTransformer::available()
+{
+ osl::MutexGuard aGuard( m_aMutex );
+ return std::min<sal_Int64>(SAL_MAX_INT32, buffer.getLength() - pos);
+}
+
+
+void SAL_CALL InputStreamTransformer::closeInput()
+{
+}
+
+
+void SAL_CALL InputStreamTransformer::seek( sal_Int64 location )
+{
+ osl::MutexGuard aGuard( m_aMutex );
+ if( location < 0 )
+ throw IllegalArgumentException();
+
+ pos = sal::static_int_cast<sal_Int32>( location );
+
+ if( pos > buffer.getLength() )
+ pos = buffer.getLength();
+}
+
+
+sal_Int64 SAL_CALL InputStreamTransformer::getPosition()
+{
+ osl::MutexGuard aGuard( m_aMutex );
+ return sal_Int64( pos );
+}
+
+
+sal_Int64 SAL_CALL InputStreamTransformer::getLength()
+{
+ osl::MutexGuard aGuard( m_aMutex );
+
+ return buffer.getLength();
+}
+
+
+void InputStreamTransformer::addToBuffer( const char* buffer_,int len_ )
+{
+ osl::MutexGuard aGuard( m_aMutex );
+
+ buffer.append( buffer_, len_ );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */