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, 194 insertions, 0 deletions

diff --git a/embedserv/source/embed/servprov.cxx b/embedserv/source/embed/servprov.cxx
new file mode 100644
index 000000000..44eab63dd
--- /dev/null
+++ b/embedserv/source/embed/servprov.cxx
@@ -0,0 +1,194 @@
+/* -*- 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 <stdafx.h>
+#include <servprov.hxx>
+#include <embeddoc.hxx>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <cppuhelper/supportsservice.hxx>
+#include <osl/diagnose.h>
+#include <osl/mutex.hxx>
+#include <osl/thread.h>
+#include <sal/log.hxx>
+
+using namespace com::sun::star;
+
+const GUID* const guidList[ SUPPORTED_FACTORIES_NUM ] = {
+    &OID_WriterTextServer,
+    &OID_WriterOASISTextServer,
+    &OID_CalcServer,
+    &OID_CalcOASISServer,
+    &OID_DrawingServer,
+    &OID_DrawingOASISServer,
+    &OID_PresentationServer,
+    &OID_PresentationOASISServer,
+    &OID_MathServer,
+    &OID_MathOASISServer
+};
+
+static void o2u_attachCurrentThread()
+{
+    [[maybe_unused]] static thread_local bool aInit = []
+    {
+        HRESULT hr = CoInitializeEx(nullptr, COINIT_MULTITHREADED);
+        if (!SUCCEEDED(hr))
+        {   // FIXME: is it a problem that this ends up in STA currently?
+            assert(RPC_E_CHANGED_MODE == hr);
+            SAL_INFO("embedserv.ole",
+                    "CoInitializeEx fail: probably thread is in STA already?");
+        }
+        return SUCCEEDED(hr);
+    }();
+}
+
+
+// EmbedServer_Impl
+
+EmbedServer_Impl::EmbedServer_Impl( const uno::Reference<lang::XMultiServiceFactory>& xFactory):
+    m_xFactory( xFactory)
+{
+    for( int nInd = 0; nInd < SUPPORTED_FACTORIES_NUM; nInd++ )
+    {
+        m_pOLEFactories[nInd] = new EmbedProviderFactory_Impl( m_xFactory, guidList[nInd] );
+        m_pOLEFactories[nInd]->registerClass();
+    }
+}
+
+EmbedServer_Impl::~EmbedServer_Impl()
+{
+    for( int nInd = 0; nInd < SUPPORTED_FACTORIES_NUM; nInd++ )
+    {
+        if ( m_pOLEFactories[nInd] )
+            m_pOLEFactories[nInd]->deregisterClass();
+    }
+}
+
+OUString EmbedServer_Impl::getImplementationName()
+{
+    return "com.sun.star.comp.ole.EmbedServer";
+}
+
+sal_Bool EmbedServer_Impl::supportsService(OUString const & ServiceName)
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+css::uno::Sequence<OUString> EmbedServer_Impl::getSupportedServiceNames()
+{
+    return css::uno::Sequence<OUString>{
+        "com.sun.star.document.OleEmbeddedServerRegistration"};
+}
+
+// EmbedProviderFactory_Impl
+
+EmbedProviderFactory_Impl::EmbedProviderFactory_Impl(const uno::Reference<lang::XMultiServiceFactory>& xFactory, const GUID* pGuid)
+    : m_refCount( 0 )
+    , m_guid( *pGuid )
+    , m_xFactory( xFactory )
+{
+}
+
+EmbedProviderFactory_Impl::~EmbedProviderFactory_Impl()
+{
+}
+
+bool EmbedProviderFactory_Impl::registerClass()
+{
+    HRESULT hresult;
+
+    o2u_attachCurrentThread();
+
+    hresult = CoRegisterClassObject(
+            m_guid,
+            this,
+            CLSCTX_LOCAL_SERVER,
+            REGCLS_MULTIPLEUSE,
+            &m_factoryHandle);
+
+    return (hresult == NOERROR);
+}
+
+bool EmbedProviderFactory_Impl::deregisterClass()
+{
+    HRESULT hresult = CoRevokeClassObject( m_factoryHandle );
+
+    return (hresult == NOERROR);
+}
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedProviderFactory_Impl::QueryInterface(REFIID riid, void** ppv)
+{
+    if(IsEqualIID(riid, IID_IUnknown))
+    {
+        AddRef();
+        *ppv = static_cast<IUnknown*>(static_cast<IClassFactory*>(this));
+        return NOERROR;
+    }
+    else if (IsEqualIID(riid, IID_IClassFactory))
+    {
+        AddRef();
+        *ppv = static_cast<IClassFactory*>(this);
+        return NOERROR;
+    }
+
+    *ppv = nullptr;
+    return ResultFromScode(E_NOINTERFACE);
+}
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) EmbedProviderFactory_Impl::AddRef()
+{
+    return osl_atomic_increment( &m_refCount);
+}
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) EmbedProviderFactory_Impl::Release()
+{
+    ::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex());
+    sal_Int32 nCount = --m_refCount;
+    if ( nCount == 0 )
+    {
+        delete this;
+    }
+
+    return nCount;
+}
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedProviderFactory_Impl::CreateInstance(IUnknown*,
+                                                                            REFIID riid, void** ppv)
+{
+    IUnknown* pEmbedDocument = static_cast<IPersistStorage*>( new EmbedDocument_Impl( m_xFactory, &m_guid ) );
+
+    return pEmbedDocument->QueryInterface( riid, ppv );
+}
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedProviderFactory_Impl::LockServer( int /*fLock*/ )
+{
+    return NOERROR;
+}
+
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+embedserv_EmbedServer(
+    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& )
+{
+    auto msf = uno::Reference<lang::XMultiServiceFactory>(context->getServiceManager(), css::uno::UNO_QUERY_THROW);
+    return cppu::acquire(new EmbedServer_Impl(msf));
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */