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, 271 insertions, 0 deletions

diff --git a/ucb/source/ucp/package/pkgprovider.cxx b/ucb/source/ucp/package/pkgprovider.cxx
new file mode 100644
index 000000000..8ec89e87d
--- /dev/null
+++ b/ucb/source/ucp/package/pkgprovider.cxx
@@ -0,0 +1,271 @@
+/* -*- 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 .
+ */
+
+
+/**************************************************************************
+                                TODO
+ **************************************************************************
+
+ *************************************************************************/
+
+#include <cppuhelper/exc_hlp.hxx>
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <ucbhelper/contentidentifier.hxx>
+#include <ucbhelper/macros.hxx>
+#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
+#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
+#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include "pkgprovider.hxx"
+#include "pkgcontent.hxx"
+#include "pkguri.hxx"
+#include <unordered_map>
+
+using namespace com::sun::star;
+
+namespace package_ucp
+{
+
+
+
+namespace {
+
+class Package : public cppu::OWeakObject,
+                public container::XHierarchicalNameAccess
+{
+    friend ContentProvider;
+
+    OUString                                             m_aName;
+    uno::Reference< container::XHierarchicalNameAccess > m_xNA;
+    ContentProvider*                                     m_pOwner;
+
+public:
+    Package( const OUString& rName,
+             const uno::Reference< container::XHierarchicalNameAccess > & xNA,
+             ContentProvider* pOwner )
+    : m_aName( rName ), m_xNA( xNA ), m_pOwner( pOwner ) {}
+    virtual ~Package() override { m_pOwner->removePackage( m_aName ); }
+
+    // XInterface
+    virtual uno::Any SAL_CALL
+    queryInterface( const uno::Type& aType ) override
+    { return m_xNA->queryInterface( aType ); }
+    virtual void SAL_CALL
+    acquire() noexcept override
+    { OWeakObject::acquire(); }
+    virtual void SAL_CALL
+    release() noexcept override
+    { OWeakObject::release(); }
+
+    // XHierarchicalNameAccess
+    virtual uno::Any SAL_CALL
+    getByHierarchicalName( const OUString& aName ) override
+    { return m_xNA->getByHierarchicalName( aName ); }
+    virtual sal_Bool SAL_CALL
+    hasByHierarchicalName( const OUString& aName ) override
+    { return m_xNA->hasByHierarchicalName( aName ); }
+};
+
+}
+
+class Packages : public std::unordered_map<OUString, Package*> {};
+
+}
+
+using namespace package_ucp;
+
+
+// ContentProvider Implementation.
+ContentProvider::ContentProvider(
+            const uno::Reference< uno::XComponentContext >& rxContext )
+: ::ucbhelper::ContentProviderImplHelper( rxContext )
+{
+}
+
+
+// virtual
+ContentProvider::~ContentProvider()
+{
+}
+
+// XInterface methods.
+void SAL_CALL ContentProvider::acquire()
+    noexcept
+{
+    OWeakObject::acquire();
+}
+
+void SAL_CALL ContentProvider::release()
+    noexcept
+{
+    OWeakObject::release();
+}
+
+css::uno::Any SAL_CALL ContentProvider::queryInterface( const css::uno::Type & rType )
+{
+    css::uno::Any aRet = cppu::queryInterface( rType,
+                                               static_cast< lang::XTypeProvider* >(this),
+                                               static_cast< lang::XServiceInfo* >(this),
+                                               static_cast< ucb::XContentProvider* >(this)
+                                               );
+    return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
+}
+
+// XTypeProvider methods.
+
+
+XTYPEPROVIDER_IMPL_3( ContentProvider,
+                      lang::XTypeProvider,
+                      lang::XServiceInfo,
+                      ucb::XContentProvider );
+
+
+// XServiceInfo methods.
+
+OUString
+ContentProvider::getImplementationName()
+{
+    return "com.sun.star.comp.ucb.PackageContentProvider";
+}
+
+sal_Bool
+ContentProvider::supportsService(const OUString& s)
+{
+    return cppu::supportsService(this, s);
+}
+
+css::uno::Sequence< OUString >
+ContentProvider::getSupportedServiceNames()
+{
+    return { "com.sun.star.ucb.PackageContentProvider" };
+}
+
+
+// XContentProvider methods.
+
+
+// virtual
+uno::Reference< ucb::XContent > SAL_CALL ContentProvider::queryContent(
+            const uno::Reference< ucb::XContentIdentifier >& Identifier )
+{
+    if ( !Identifier.is() )
+        return uno::Reference< ucb::XContent >();
+
+    PackageUri aUri( Identifier->getContentIdentifier() );
+    if ( !aUri.isValid() )
+        throw ucb::IllegalIdentifierException();
+
+    // Create a new identifier for the normalized URL returned by
+    // PackageUri::getUri().
+    uno::Reference< ucb::XContentIdentifier > xId = new ::ucbhelper::ContentIdentifier( aUri.getUri() );
+
+    osl::MutexGuard aGuard( m_aMutex );
+
+    // Check, if a content with given id already exists...
+    uno::Reference< ucb::XContent > xContent
+        = queryExistingContent( xId );
+    if ( xContent.is() )
+        return xContent;
+
+    // Create a new content.
+
+    xContent = Content::create( m_xContext, this, Identifier ); // not xId!!!
+    registerNewContent( xContent );
+
+    if ( xContent.is() && !xContent->getIdentifier().is() )
+        throw ucb::IllegalIdentifierException();
+
+    return xContent;
+}
+
+
+// Other methods.
+
+
+uno::Reference< container::XHierarchicalNameAccess >
+ContentProvider::createPackage( const PackageUri & rURI )
+{
+    osl::MutexGuard aGuard( m_aMutex );
+
+    OUString rURL = rURI.getPackage() + rURI.getParam();
+
+    if ( m_pPackages )
+    {
+        Packages::const_iterator it = m_pPackages->find( rURL );
+        if ( it != m_pPackages->end() )
+        {
+            // Already instantiated. Return package.
+            return (*it).second->m_xNA;
+        }
+    }
+    else
+        m_pPackages.reset( new Packages );
+
+    // Create new package...
+    uno::Sequence< uno::Any > aArguments{ uno::Any(rURL) };
+    uno::Reference< container::XHierarchicalNameAccess > xNameAccess;
+    try
+    {
+        xNameAccess.set(
+            m_xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
+                "com.sun.star.packages.comp.ZipPackage",
+                aArguments, m_xContext ),
+            css::uno::UNO_QUERY_THROW );
+    }
+    catch ( uno::RuntimeException const & )
+    {
+        throw;
+    }
+    catch ( uno::Exception const & e )
+    {
+        css::uno::Any anyEx = cppu::getCaughtException();
+        throw css::lang::WrappedTargetRuntimeException(
+            e.Message, e.Context, anyEx);
+    }
+
+    rtl::Reference< Package> xPackage = new Package( rURL, xNameAccess, this );
+    (*m_pPackages)[ rURL ] = xPackage.get();
+    return xPackage;
+}
+
+
+void ContentProvider::removePackage( const OUString & rName )
+{
+    osl::MutexGuard aGuard( m_aMutex );
+
+    if ( m_pPackages )
+    {
+        Packages::iterator it = m_pPackages->find( rName );
+        if ( it != m_pPackages->end() )
+        {
+            m_pPackages->erase( it );
+            return;
+        }
+    }
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+ucb_package_ContentProvider_get_implementation(
+    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
+{
+    return cppu::acquire(new ContentProvider(context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */