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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /xmlscript/source/xml_helper/xml_impctx.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'xmlscript/source/xml_helper/xml_impctx.cxx')
-rw-r--r--xmlscript/source/xml_helper/xml_impctx.cxx717
1 files changed, 717 insertions, 0 deletions
diff --git a/xmlscript/source/xml_helper/xml_impctx.cxx b/xmlscript/source/xml_helper/xml_impctx.cxx
new file mode 100644
index 000000000..1b4247ba8
--- /dev/null
+++ b/xmlscript/source/xml_helper/xml_impctx.cxx
@@ -0,0 +1,717 @@
+/* -*- 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 <sal/config.h>
+
+#include <xml_import.hxx>
+
+#include <cppuhelper/implbase.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <com/sun/star/container/NoSuchElementException.hpp>
+#include <com/sun/star/xml/input/XAttributes.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <sal/log.hxx>
+
+#include <memory>
+#include <unordered_map>
+#include <vector>
+
+using namespace ::osl;
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+
+namespace xmlscript
+{
+
+const sal_Int32 UID_UNKNOWN = -1;
+
+typedef std::unordered_map< OUString, sal_Int32 > t_OUString2LongMap;
+
+namespace {
+
+struct PrefixEntry
+{
+ ::std::vector< sal_Int32 > m_Uids;
+
+ PrefixEntry()
+ { m_Uids.reserve( 4 ); }
+};
+
+}
+
+typedef std::unordered_map<
+ OUString, std::unique_ptr<PrefixEntry> > t_OUString2PrefixMap;
+
+namespace {
+
+struct ElementEntry
+{
+ Reference< xml::input::XElement > m_xElement;
+ ::std::vector< OUString > m_prefixes;
+
+ ElementEntry()
+ { m_prefixes.reserve( 2 ); }
+};
+
+class ExtendedAttributes;
+
+class MGuard
+{
+ Mutex * m_pMutex;
+public:
+ explicit MGuard( std::unique_ptr<Mutex> const & pMutex )
+ : m_pMutex( pMutex.get() )
+ { if (m_pMutex) m_pMutex->acquire(); }
+ ~MGuard() noexcept
+ { if (m_pMutex) m_pMutex->release(); }
+};
+
+class DocumentHandlerImpl :
+ public ::cppu::WeakImplHelper< xml::sax::XDocumentHandler,
+ xml::input::XNamespaceMapping,
+ lang::XInitialization,
+ css::lang::XServiceInfo >
+{
+ friend class ExtendedAttributes;
+
+ Reference< xml::input::XRoot > m_xRoot;
+
+ t_OUString2LongMap m_URI2Uid;
+ sal_Int32 m_uid_count;
+
+ sal_Int32 m_nLastURI_lookup;
+ OUString m_aLastURI_lookup;
+
+ t_OUString2PrefixMap m_prefixes;
+ sal_Int32 m_nLastPrefix_lookup;
+ OUString m_aLastPrefix_lookup;
+
+ std::vector< ElementEntry > m_elements;
+ sal_Int32 m_nSkipElements;
+
+ std::unique_ptr<Mutex> m_pMutex;
+
+ inline Reference< xml::input::XElement > getCurrentElement() const;
+
+ inline sal_Int32 getUidByURI( OUString const & rURI );
+ inline sal_Int32 getUidByPrefix( OUString const & rPrefix );
+
+ inline void pushPrefix(
+ OUString const & rPrefix, OUString const & rURI );
+ inline void popPrefix( OUString const & rPrefix );
+
+ inline void getElementName(
+ OUString const & rQName, sal_Int32 * pUid, OUString * pLocalName );
+
+public:
+ DocumentHandlerImpl(
+ Reference< xml::input::XRoot > const & xRoot,
+ bool bSingleThreadedUse );
+
+ // XServiceInfo
+ virtual OUString SAL_CALL getImplementationName() override;
+ virtual sal_Bool SAL_CALL supportsService(
+ OUString const & servicename ) override;
+ virtual Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+ // XInitialization
+ virtual void SAL_CALL initialize(
+ Sequence< Any > const & arguments ) override;
+
+ // XDocumentHandler
+ virtual void SAL_CALL startDocument() override;
+ virtual void SAL_CALL endDocument() override;
+ virtual void SAL_CALL startElement(
+ OUString const & rQElementName,
+ Reference< xml::sax::XAttributeList > const & xAttribs ) override;
+ virtual void SAL_CALL endElement(
+ OUString const & rQElementName ) override;
+ virtual void SAL_CALL characters(
+ OUString const & rChars ) override;
+ virtual void SAL_CALL ignorableWhitespace(
+ OUString const & rWhitespaces ) override;
+ virtual void SAL_CALL processingInstruction(
+ OUString const & rTarget, OUString const & rData ) override;
+ virtual void SAL_CALL setDocumentLocator(
+ Reference< xml::sax::XLocator > const & xLocator ) override;
+
+ // XNamespaceMapping
+ virtual sal_Int32 SAL_CALL getUidByUri( OUString const & Uri ) override;
+ virtual OUString SAL_CALL getUriByUid( sal_Int32 Uid ) override;
+};
+
+}
+
+constexpr OUStringLiteral g_sXMLNS_PREFIX_UNKNOWN( u"<<< unknown prefix >>>" );
+constexpr OUStringLiteral g_sXMLNS( u"xmlns" );
+
+
+DocumentHandlerImpl::DocumentHandlerImpl(
+ Reference< xml::input::XRoot > const & xRoot,
+ bool bSingleThreadedUse )
+ : m_xRoot( xRoot ),
+ m_uid_count( 0 ),
+ m_nLastURI_lookup( UID_UNKNOWN ),
+ m_aLastURI_lookup( "<<< unknown URI >>>" ),
+ m_nLastPrefix_lookup( UID_UNKNOWN ),
+ m_aLastPrefix_lookup( "<<< unknown URI >>>" ),
+ m_nSkipElements( 0 )
+{
+ m_elements.reserve( 10 );
+
+ if (! bSingleThreadedUse)
+ m_pMutex.reset(new Mutex);
+}
+
+inline Reference< xml::input::XElement >
+DocumentHandlerImpl::getCurrentElement() const
+{
+ MGuard aGuard( m_pMutex );
+ if (m_elements.empty())
+ return Reference< xml::input::XElement >();
+ else
+ return m_elements.back().m_xElement;
+}
+
+inline sal_Int32 DocumentHandlerImpl::getUidByURI( OUString const & rURI )
+{
+ MGuard guard( m_pMutex );
+ if (m_nLastURI_lookup == UID_UNKNOWN || m_aLastURI_lookup != rURI)
+ {
+ t_OUString2LongMap::const_iterator iFind( m_URI2Uid.find( rURI ) );
+ if (iFind != m_URI2Uid.end()) // id found
+ {
+ m_nLastURI_lookup = iFind->second;
+ m_aLastURI_lookup = rURI;
+ }
+ else
+ {
+ m_nLastURI_lookup = m_uid_count;
+ ++m_uid_count;
+ m_URI2Uid[ rURI ] = m_nLastURI_lookup;
+ m_aLastURI_lookup = rURI;
+ }
+ }
+ return m_nLastURI_lookup;
+}
+
+inline sal_Int32 DocumentHandlerImpl::getUidByPrefix(
+ OUString const & rPrefix )
+{
+ // commonly the last added prefix is used often for several tags...
+ // good guess
+ if (m_nLastPrefix_lookup == UID_UNKNOWN || m_aLastPrefix_lookup != rPrefix)
+ {
+ t_OUString2PrefixMap::const_iterator iFind(
+ m_prefixes.find( rPrefix ) );
+ if (iFind != m_prefixes.end())
+ {
+ const PrefixEntry & rPrefixEntry = *iFind->second;
+ SAL_WARN_IF( rPrefixEntry.m_Uids.empty(), "xmlscript.xmlhelper", "rPrefixEntry.m_Uids is empty" );
+ m_nLastPrefix_lookup = rPrefixEntry.m_Uids.back();
+ m_aLastPrefix_lookup = rPrefix;
+ }
+ else
+ {
+ m_nLastPrefix_lookup = UID_UNKNOWN;
+ m_aLastPrefix_lookup = g_sXMLNS_PREFIX_UNKNOWN;
+ }
+ }
+ return m_nLastPrefix_lookup;
+}
+
+inline void DocumentHandlerImpl::pushPrefix(
+ OUString const & rPrefix, OUString const & rURI )
+{
+ // lookup id for URI
+ sal_Int32 nUid = getUidByURI( rURI );
+
+ // mark prefix with id
+ t_OUString2PrefixMap::const_iterator iFind( m_prefixes.find( rPrefix ) );
+ if (iFind == m_prefixes.end()) // unused prefix
+ {
+ PrefixEntry * pEntry = new PrefixEntry();
+ pEntry->m_Uids.push_back( nUid ); // latest id for prefix
+ m_prefixes[rPrefix].reset(pEntry);
+ }
+ else
+ {
+ PrefixEntry& rEntry = *iFind->second;
+ SAL_WARN_IF(rEntry.m_Uids.empty(), "xmlscript.xmlhelper", "pEntry->m_Uids is empty");
+ rEntry.m_Uids.push_back(nUid);
+ }
+
+ m_aLastPrefix_lookup = rPrefix;
+ m_nLastPrefix_lookup = nUid;
+}
+
+inline void DocumentHandlerImpl::popPrefix(
+ OUString const & rPrefix )
+{
+ t_OUString2PrefixMap::iterator iFind( m_prefixes.find( rPrefix ) );
+ if (iFind != m_prefixes.end()) // unused prefix
+ {
+ PrefixEntry& rEntry = *iFind->second;
+ rEntry.m_Uids.pop_back(); // pop last id for prefix
+ if (rEntry.m_Uids.empty()) // erase prefix key
+ {
+ m_prefixes.erase(iFind);
+ }
+ }
+
+ m_nLastPrefix_lookup = UID_UNKNOWN;
+ m_aLastPrefix_lookup = g_sXMLNS_PREFIX_UNKNOWN;
+}
+
+inline void DocumentHandlerImpl::getElementName(
+ OUString const & rQName, sal_Int32 * pUid, OUString * pLocalName )
+{
+ sal_Int32 nColonPos = rQName.indexOf( ':' );
+ *pLocalName = (nColonPos >= 0 ? rQName.copy( nColonPos +1 ) : rQName);
+ *pUid = getUidByPrefix(
+ nColonPos >= 0 ? rQName.copy( 0, nColonPos ) : OUString() );
+}
+
+namespace {
+
+class ExtendedAttributes :
+ public ::cppu::WeakImplHelper< xml::input::XAttributes >
+{
+ sal_Int32 const m_nAttributes;
+ std::unique_ptr<sal_Int32[]> m_pUids;
+ std::unique_ptr<OUString[]> m_pLocalNames;
+ std::unique_ptr<OUString[]> m_pQNames;
+ std::unique_ptr<OUString[]> m_pValues;
+
+public:
+ inline ExtendedAttributes(
+ sal_Int32 nAttributes,
+ std::unique_ptr<sal_Int32[]> pUids,
+ std::unique_ptr<OUString[]> pLocalNames,
+ std::unique_ptr<OUString[]> pQNames,
+ Reference< xml::sax::XAttributeList > const & xAttributeList );
+
+ // XAttributes
+ virtual sal_Int32 SAL_CALL getLength() override;
+ virtual sal_Int32 SAL_CALL getIndexByQName(
+ OUString const & rQName ) override;
+ virtual sal_Int32 SAL_CALL getIndexByUidName(
+ sal_Int32 nUid, OUString const & rLocalName ) override;
+ virtual OUString SAL_CALL getQNameByIndex(
+ sal_Int32 nIndex ) override;
+ virtual sal_Int32 SAL_CALL getUidByIndex(
+ sal_Int32 nIndex ) override;
+ virtual OUString SAL_CALL getLocalNameByIndex(
+ sal_Int32 nIndex ) override;
+ virtual OUString SAL_CALL getValueByIndex(
+ sal_Int32 nIndex ) override;
+ virtual OUString SAL_CALL getValueByUidName(
+ sal_Int32 nUid, OUString const & rLocalName ) override;
+ virtual OUString SAL_CALL getTypeByIndex(
+ sal_Int32 nIndex ) override;
+};
+
+}
+
+inline ExtendedAttributes::ExtendedAttributes(
+ sal_Int32 nAttributes,
+ std::unique_ptr<sal_Int32[]> pUids,
+ std::unique_ptr<OUString[]> pLocalNames, std::unique_ptr<OUString[]> pQNames,
+ Reference< xml::sax::XAttributeList > const & xAttributeList )
+ : m_nAttributes( nAttributes )
+ , m_pUids( std::move(pUids) )
+ , m_pLocalNames( std::move(pLocalNames) )
+ , m_pQNames( std::move(pQNames) )
+ , m_pValues( new OUString[ nAttributes ] )
+{
+ for ( sal_Int32 nPos = 0; nPos < nAttributes; ++nPos )
+ {
+ m_pValues[ nPos ] = xAttributeList->getValueByIndex( nPos );
+ }
+}
+
+// XServiceInfo
+
+OUString DocumentHandlerImpl::getImplementationName()
+{
+ return "com.sun.star.comp.xml.input.SaxDocumentHandler";
+}
+
+sal_Bool DocumentHandlerImpl::supportsService( OUString const & servicename )
+{
+ return cppu::supportsService(this, servicename);
+}
+
+Sequence< OUString > DocumentHandlerImpl::getSupportedServiceNames()
+{
+ return { "com.sun.star.xml.input.SaxDocumentHandler" };
+}
+
+// XInitialization
+
+void DocumentHandlerImpl::initialize(
+ Sequence< Any > const & arguments )
+{
+ MGuard guard( m_pMutex );
+ Reference< xml::input::XRoot > xRoot;
+ if (arguments.getLength() != 1 ||
+ !(arguments[ 0 ] >>= xRoot) ||
+ !xRoot.is())
+ {
+ throw RuntimeException( "missing root instance!" );
+ }
+ m_xRoot = xRoot;
+}
+
+// XNamespaceMapping
+
+sal_Int32 DocumentHandlerImpl::getUidByUri( OUString const & Uri )
+{
+ sal_Int32 uid = getUidByURI( Uri );
+ SAL_WARN_IF( uid == UID_UNKNOWN, "xmlscript.xmlhelper", "uid UNKNOWN");
+ return uid;
+}
+
+OUString DocumentHandlerImpl::getUriByUid( sal_Int32 Uid )
+{
+ MGuard guard( m_pMutex );
+ for (const auto& rURIUid : m_URI2Uid)
+ {
+ if (rURIUid.second == Uid)
+ return rURIUid.first;
+ }
+ throw container::NoSuchElementException( "no such xmlns uid!" , static_cast< OWeakObject * >(this) );
+}
+
+// XDocumentHandler
+
+void DocumentHandlerImpl::startDocument()
+{
+ m_xRoot->startDocument( static_cast< xml::input::XNamespaceMapping * >( this ) );
+}
+
+void DocumentHandlerImpl::endDocument()
+{
+ m_xRoot->endDocument();
+}
+
+void DocumentHandlerImpl::startElement(
+ OUString const & rQElementName,
+ Reference< xml::sax::XAttributeList > const & xAttribs )
+{
+ Reference< xml::input::XElement > xCurrentElement;
+ Reference< xml::input::XAttributes > xAttributes;
+ sal_Int32 nUid;
+ OUString aLocalName;
+ ElementEntry elementEntry;
+
+ { // guard start:
+ MGuard aGuard( m_pMutex );
+ // currently skipping elements and waiting for end tags?
+ if (m_nSkipElements > 0)
+ {
+ ++m_nSkipElements; // wait for another end tag
+ SAL_INFO("xmlscript.xmlhelper", " no context given on createChildElement() => ignoring element \"" << rQElementName << "\" ...");
+ return;
+ }
+
+ sal_Int16 nAttribs = xAttribs->getLength();
+
+ // save all namespace ids
+ std::unique_ptr<sal_Int32[]> pUids(new sal_Int32[ nAttribs ]);
+ std::unique_ptr<OUString[]> pPrefixes(new OUString[ nAttribs ]);
+ std::unique_ptr<OUString[]> pLocalNames(new OUString[ nAttribs ]);
+ std::unique_ptr<OUString[]> pQNames(new OUString[ nAttribs ]);
+
+ // first recognize all xmlns attributes
+ sal_Int16 nPos;
+ for ( nPos = 0; nPos < nAttribs; ++nPos )
+ {
+ // mark attribute to be collected further
+ // on with attribute's uid and current prefix
+ pUids[ nPos ] = 0; // modified
+
+ pQNames[ nPos ] = xAttribs->getNameByIndex( nPos );
+ OUString const & rQAttributeName = pQNames[ nPos ];
+
+ if (rQAttributeName.startsWith( g_sXMLNS ))
+ {
+ if (rQAttributeName.getLength() == 5) // set default namespace
+ {
+ OUString aDefNamespacePrefix;
+ pushPrefix(
+ aDefNamespacePrefix,
+ xAttribs->getValueByIndex( nPos ) );
+ elementEntry.m_prefixes.push_back( aDefNamespacePrefix );
+ pUids[ nPos ] = UID_UNKNOWN;
+ pPrefixes[ nPos ] = g_sXMLNS;
+ pLocalNames[ nPos ] = aDefNamespacePrefix;
+ }
+ else if (':' == rQAttributeName[ 5 ]) // set prefix
+ {
+ OUString aPrefix( rQAttributeName.copy( 6 ) );
+ pushPrefix( aPrefix, xAttribs->getValueByIndex( nPos ) );
+ elementEntry.m_prefixes.push_back( aPrefix );
+ pUids[ nPos ] = UID_UNKNOWN;
+ pPrefixes[ nPos ] = g_sXMLNS;
+ pLocalNames[ nPos ] = aPrefix;
+ }
+ // else just a name starting with xmlns, but no prefix
+ }
+ }
+
+ // now read out attribute prefixes (all namespace prefixes have been set)
+ for ( nPos = 0; nPos < nAttribs; ++nPos )
+ {
+ if (pUids[ nPos ] >= 0) // no xmlns: attribute
+ {
+ OUString const & rQAttributeName = pQNames[ nPos ];
+ SAL_WARN_IF(rQAttributeName.startsWith( "xmlns:" ), "xmlscript.xmlhelper", "### unexpected xmlns!" );
+
+ // collect attribute's uid and current prefix
+ sal_Int32 nColonPos = rQAttributeName.indexOf( ':' );
+ if (nColonPos >= 0)
+ {
+ pPrefixes[ nPos ] = rQAttributeName.copy( 0, nColonPos );
+ pLocalNames[ nPos ] = rQAttributeName.copy( nColonPos +1 );
+ }
+ else
+ {
+ pPrefixes[ nPos ].clear();
+ pLocalNames[ nPos ] = rQAttributeName;
+ // leave local names unmodified
+ }
+ pUids[ nPos ] = getUidByPrefix( pPrefixes[ nPos ] );
+ }
+ }
+ pPrefixes.reset();
+ // ownership of arrays belongs to attribute list
+ xAttributes = new ExtendedAttributes(nAttribs, std::move(pUids), std::move(pLocalNames),
+ std::move(pQNames), xAttribs);
+
+ getElementName( rQElementName, &nUid, &aLocalName );
+
+ // create new child context and append to list
+ if (! m_elements.empty())
+ xCurrentElement = m_elements.back().m_xElement;
+ } // :guard end
+
+ if (xCurrentElement.is())
+ {
+ elementEntry.m_xElement =
+ xCurrentElement->startChildElement( nUid, aLocalName, xAttributes );
+ }
+ else
+ {
+ elementEntry.m_xElement =
+ m_xRoot->startRootElement( nUid, aLocalName, xAttributes );
+ }
+
+ {
+ MGuard aGuard( m_pMutex );
+ if (elementEntry.m_xElement.is())
+ {
+ m_elements.push_back( std::move(elementEntry) );
+ }
+ else
+ {
+ ++m_nSkipElements;
+
+ // pop prefixes
+ for (sal_Int32 nPos = elementEntry.m_prefixes.size(); nPos--;)
+ popPrefix(elementEntry.m_prefixes[nPos]);
+
+ SAL_INFO("xmlscript.xmlhelper", " no context given on createChildElement() => ignoring element \"" << rQElementName << "\" ...");
+ }
+ }
+}
+
+void DocumentHandlerImpl::endElement(
+ OUString const & rQElementName )
+{
+ Reference< xml::input::XElement > xCurrentElement;
+ {
+ MGuard aGuard( m_pMutex );
+ if (m_nSkipElements)
+ {
+ --m_nSkipElements;
+ SAL_INFO("xmlscript.xmlhelper", "### received endElement() for \"" << rQElementName << "\".");
+ return;
+ }
+
+ // popping context
+ SAL_WARN_IF( m_elements.empty(), "xmlscript.xmlhelper", "m_elements is empty" );
+ ElementEntry& rEntry = m_elements.back();
+ xCurrentElement = rEntry.m_xElement;
+
+#if OSL_DEBUG_LEVEL > 0
+ sal_Int32 nUid;
+ OUString aLocalName;
+ getElementName( rQElementName, &nUid, &aLocalName );
+ SAL_WARN_IF( xCurrentElement->getLocalName() != aLocalName, "xmlscript.xmlhelper", "xCurrentElement->getLocalName() != aLocalName" );
+ SAL_WARN_IF( xCurrentElement->getUid() != nUid, "xmlscript.xmlhelper", "xCurrentElement->getUid() != nUid" );
+#endif
+
+ // pop prefixes
+ for ( sal_Int32 nPos = rEntry.m_prefixes.size(); nPos--; )
+ {
+ popPrefix( rEntry.m_prefixes[ nPos ] );
+ }
+ m_elements.pop_back();
+ }
+ xCurrentElement->endElement();
+}
+
+void DocumentHandlerImpl::characters( OUString const & rChars )
+{
+ Reference< xml::input::XElement > xCurrentElement( getCurrentElement() );
+ if (xCurrentElement.is())
+ xCurrentElement->characters( rChars );
+}
+
+void DocumentHandlerImpl::ignorableWhitespace(
+ OUString const & rWhitespaces )
+{
+ Reference< xml::input::XElement > xCurrentElement( getCurrentElement() );
+ if (xCurrentElement.is())
+ xCurrentElement->ignorableWhitespace( rWhitespaces );
+}
+
+void DocumentHandlerImpl::processingInstruction(
+ OUString const & rTarget, OUString const & rData )
+{
+ Reference< xml::input::XElement > xCurrentElement( getCurrentElement() );
+ if (xCurrentElement.is())
+ xCurrentElement->processingInstruction( rTarget, rData );
+ else
+ m_xRoot->processingInstruction( rTarget, rData );
+}
+
+void DocumentHandlerImpl::setDocumentLocator(
+ Reference< xml::sax::XLocator > const & xLocator )
+{
+ m_xRoot->setDocumentLocator( xLocator );
+}
+
+// XAttributes
+
+sal_Int32 ExtendedAttributes::getIndexByQName( OUString const & rQName )
+{
+ for ( sal_Int32 nPos = m_nAttributes; nPos--; )
+ {
+ if (m_pQNames[ nPos ] == rQName)
+ {
+ return nPos;
+ }
+ }
+ return -1;
+}
+
+sal_Int32 ExtendedAttributes::getLength()
+{
+ return m_nAttributes;
+}
+
+OUString ExtendedAttributes::getLocalNameByIndex( sal_Int32 nIndex )
+{
+ if (nIndex < m_nAttributes)
+ return m_pLocalNames[ nIndex ];
+ else
+ return OUString();
+}
+
+OUString ExtendedAttributes::getQNameByIndex( sal_Int32 nIndex )
+{
+ if (nIndex < m_nAttributes)
+ return m_pQNames[ nIndex ];
+ else
+ return OUString();
+}
+
+OUString ExtendedAttributes::getTypeByIndex( sal_Int32 nIndex )
+{
+ SAL_WARN_IF( nIndex >= m_nAttributes , "xmlscript.xmlhelper", "nIndex is bigger then m_nAttributes");
+ return OUString(); // unsupported
+}
+
+OUString ExtendedAttributes::getValueByIndex( sal_Int32 nIndex )
+{
+ if (nIndex < m_nAttributes)
+ return m_pValues[ nIndex ];
+ else
+ return OUString();
+}
+
+sal_Int32 ExtendedAttributes::getIndexByUidName(
+ sal_Int32 nUid, OUString const & rLocalName )
+{
+ for ( sal_Int32 nPos = m_nAttributes; nPos--; )
+ {
+ if (m_pUids[ nPos ] == nUid && m_pLocalNames[ nPos ] == rLocalName)
+ {
+ return nPos;
+ }
+ }
+ return -1;
+}
+
+sal_Int32 ExtendedAttributes::getUidByIndex( sal_Int32 nIndex )
+{
+ if (nIndex < m_nAttributes)
+ return m_pUids[ nIndex ];
+ else
+ return -1;
+}
+
+OUString ExtendedAttributes::getValueByUidName(
+ sal_Int32 nUid, OUString const & rLocalName )
+{
+ for ( sal_Int32 nPos = m_nAttributes; nPos--; )
+ {
+ if (m_pUids[ nPos ] == nUid && m_pLocalNames[ nPos ] == rLocalName)
+ {
+ return m_pValues[ nPos ];
+ }
+ }
+ return OUString();
+}
+
+Reference< xml::sax::XDocumentHandler > createDocumentHandler(
+ Reference< xml::input::XRoot > const & xRoot )
+{
+ SAL_WARN_IF( !xRoot.is(), "xmlscript.xmlhelper", "xRoot is NULL" );
+ if (xRoot.is())
+ {
+ return new DocumentHandlerImpl(xRoot, true /* mt use */);
+ }
+ return Reference< xml::sax::XDocumentHandler >();
+}
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+com_sun_star_comp_xml_input_SaxDocumentHandler_get_implementation(
+ css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const& )
+{
+ return cppu::acquire(new xmlscript::DocumentHandlerImpl({}, false /* mt use */));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */