Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 238 insertions, 0 deletions

diff --git a/connectivity/source/commontools/ConnectionWrapper.cxx b/connectivity/source/commontools/ConnectionWrapper.cxx
new file mode 100644
index 000000000..df5ef04ee
--- /dev/null
+++ b/connectivity/source/commontools/ConnectionWrapper.cxx
@@ -0,0 +1,238 @@
+/* -*- 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 <connectivity/ConnectionWrapper.hxx>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <com/sun/star/sdbc/XConnection.hpp>
+#include <comphelper/uno3.hxx>
+#include <comphelper/sequence.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <comphelper/hash.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <com/sun/star/reflection/ProxyFactory.hpp>
+#include <algorithm>
+
+using namespace connectivity;
+
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::beans;
+using namespace com::sun::star::sdbc;
+using namespace ::com::sun::star::reflection;
+
+OConnectionWrapper::OConnectionWrapper()
+{
+
+}
+
+void OConnectionWrapper::setDelegation(Reference< XAggregation >& _rxProxyConnection,oslInterlockedCount& _rRefCount)
+{
+    OSL_ENSURE(_rxProxyConnection.is(),"OConnectionWrapper: Connection must be valid!");
+    osl_atomic_increment( &_rRefCount );
+    if (_rxProxyConnection.is())
+    {
+        // transfer the (one and only) real ref to the aggregate to our member
+        m_xProxyConnection = _rxProxyConnection;
+        _rxProxyConnection = nullptr;
+        ::comphelper::query_aggregation(m_xProxyConnection,m_xConnection);
+        m_xTypeProvider.set(m_xConnection,UNO_QUERY);
+        m_xUnoTunnel.set(m_xConnection,UNO_QUERY);
+        m_xServiceInfo.set(m_xConnection,UNO_QUERY);
+
+        // set ourself as delegator
+        Reference<XInterface> xIf = static_cast< XUnoTunnel* >( this );
+        m_xProxyConnection->setDelegator( xIf );
+
+    }
+    osl_atomic_decrement( &_rRefCount );
+}
+
+void OConnectionWrapper::setDelegation(const Reference< XConnection >& _xConnection
+                                       ,const Reference< XComponentContext>& _rxContext
+                                       ,oslInterlockedCount& _rRefCount)
+{
+    OSL_ENSURE(_xConnection.is(),"OConnectionWrapper: Connection must be valid!");
+    osl_atomic_increment( &_rRefCount );
+
+    m_xConnection = _xConnection;
+    m_xTypeProvider.set(m_xConnection,UNO_QUERY);
+    m_xUnoTunnel.set(m_xConnection,UNO_QUERY);
+    m_xServiceInfo.set(m_xConnection,UNO_QUERY);
+
+    Reference< XProxyFactory >  xProxyFactory = ProxyFactory::create( _rxContext );
+    Reference< XAggregation > xConProxy = xProxyFactory->createProxy(_xConnection);
+    if (xConProxy.is())
+    {
+        // transfer the (one and only) real ref to the aggregate to our member
+        m_xProxyConnection = xConProxy;
+
+        // set ourself as delegator
+        Reference<XInterface> xIf = static_cast< XUnoTunnel* >( this );
+        m_xProxyConnection->setDelegator( xIf );
+
+    }
+    osl_atomic_decrement( &_rRefCount );
+}
+
+void OConnectionWrapper::disposing()
+{
+m_xConnection.clear();
+}
+
+OConnectionWrapper::~OConnectionWrapper()
+{
+    if (m_xProxyConnection.is())
+        m_xProxyConnection->setDelegator(nullptr);
+}
+
+// XServiceInfo
+
+OUString SAL_CALL OConnectionWrapper::getImplementationName(  )
+{
+    return "com.sun.star.sdbc.drivers.OConnectionWrapper";
+}
+
+
+css::uno::Sequence< OUString > SAL_CALL OConnectionWrapper::getSupportedServiceNames(  )
+{
+    // first collect the services which are supported by our aggregate
+    Sequence< OUString > aSupported;
+    if ( m_xServiceInfo.is() )
+        aSupported = m_xServiceInfo->getSupportedServiceNames();
+
+    // append our own service, if necessary
+    OUString sConnectionService( "com.sun.star.sdbc.Connection" );
+    if ( ::comphelper::findValue( aSupported, sConnectionService ) == -1 )
+    {
+        sal_Int32 nLen = aSupported.getLength();
+        aSupported.realloc( nLen + 1 );
+        aSupported.getArray()[ nLen ] = sConnectionService;
+    }
+
+    // outta here
+    return aSupported;
+}
+
+
+sal_Bool SAL_CALL OConnectionWrapper::supportsService( const OUString& _rServiceName )
+{
+    return cppu::supportsService(this, _rServiceName);
+}
+
+
+Any SAL_CALL OConnectionWrapper::queryInterface( const Type& _rType )
+{
+    Any aReturn = OConnection_BASE::queryInterface(_rType);
+    return aReturn.hasValue() ? aReturn : (m_xProxyConnection.is() ? m_xProxyConnection->queryAggregation(_rType) : aReturn);
+}
+
+Sequence< Type > SAL_CALL OConnectionWrapper::getTypes(  )
+{
+    return ::comphelper::concatSequences(
+        OConnection_BASE::getTypes(),
+        m_xTypeProvider->getTypes()
+    );
+}
+
+// css::lang::XUnoTunnel
+sal_Int64 SAL_CALL OConnectionWrapper::getSomething( const Sequence< sal_Int8 >& rId )
+{
+    if (comphelper::isUnoTunnelId<OConnectionWrapper>(rId))
+        return comphelper::getSomething_cast(this);
+
+    if(m_xUnoTunnel.is())
+        return m_xUnoTunnel->getSomething(rId);
+    return 0;
+}
+
+
+const Sequence< sal_Int8 > & OConnectionWrapper::getUnoTunnelId()
+{
+    static const comphelper::UnoIdInit implId;
+    return implId.getSeq();
+}
+
+namespace
+{
+    class TPropertyValueLessFunctor
+    {
+    public:
+        TPropertyValueLessFunctor()
+        {}
+        bool operator() (const css::beans::PropertyValue& lhs, const css::beans::PropertyValue& rhs) const
+        {
+            return lhs.Name.compareToIgnoreAsciiCase(rhs.Name) < 0;
+        }
+    };
+
+}
+
+
+// creates a unique id out of the url and sequence of properties
+void OConnectionWrapper::createUniqueId( const OUString& _rURL
+                    ,Sequence< PropertyValue >& _rInfo
+                    ,sal_uInt8* _pBuffer
+                    ,const OUString& _rUserName
+                    ,const OUString& _rPassword)
+{
+    // first we create the digest we want to have
+    ::comphelper::Hash sha1(::comphelper::HashType::SHA1);
+    sha1.update(reinterpret_cast<unsigned char const*>(_rURL.getStr()), _rURL.getLength() * sizeof(sal_Unicode));
+    if ( !_rUserName.isEmpty() )
+        sha1.update(reinterpret_cast<unsigned char const*>(_rUserName.getStr()), _rUserName.getLength() * sizeof(sal_Unicode));
+    if ( !_rPassword.isEmpty() )
+        sha1.update(reinterpret_cast<unsigned char const*>(_rPassword.getStr()), _rPassword.getLength() * sizeof(sal_Unicode));
+    // now we need to sort the properties
+    auto [begin, end] = asNonConstRange(_rInfo);
+    std::sort(begin,end,TPropertyValueLessFunctor());
+
+    for (PropertyValue const & prop : std::as_const(_rInfo))
+    {
+        // we only include strings an integer values
+        OUString sValue;
+        if ( prop.Value >>= sValue )
+            ;
+        else
+        {
+            sal_Int32 nValue = 0;
+            if ( prop.Value >>= nValue )
+                sValue = OUString::number(nValue);
+            else
+            {
+                Sequence< OUString> aSeq;
+                if ( prop.Value >>= aSeq )
+                {
+                    for(OUString const & s : std::as_const(aSeq))
+                        sha1.update(reinterpret_cast<unsigned char const*>(s.getStr()), s.getLength() * sizeof(sal_Unicode));
+                }
+            }
+        }
+        if ( !sValue.isEmpty() )
+        {
+            // we don't have to convert this into UTF8 because we don't store on a file system
+            sha1.update(reinterpret_cast<unsigned char const*>(sValue.getStr()), sValue.getLength() * sizeof(sal_Unicode));
+        }
+    }
+
+    std::vector<unsigned char> result(sha1.finalize());
+    std::copy(result.begin(), result.end(), _pBuffer);
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */