b4b4c129e9
Change-Id: I641d05e360c3208845a2fa6721ac8ba1ad0f3309 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/137667 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
272 lines
7.7 KiB
C++
272 lines
7.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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/**************************************************************************
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TODO
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**************************************************************************
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*************************************************************************/
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#include <cppuhelper/exc_hlp.hxx>
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#include <cppuhelper/weak.hxx>
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#include <cppuhelper/queryinterface.hxx>
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#include <ucbhelper/contentidentifier.hxx>
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#include <ucbhelper/macros.hxx>
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#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
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#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
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#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include "pkgprovider.hxx"
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#include "pkgcontent.hxx"
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#include "pkguri.hxx"
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#include <unordered_map>
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#include <utility>
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using namespace com::sun::star;
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namespace package_ucp
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{
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namespace {
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class Package : public cppu::OWeakObject,
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public container::XHierarchicalNameAccess
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{
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friend ContentProvider;
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OUString m_aName;
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uno::Reference< container::XHierarchicalNameAccess > m_xNA;
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ContentProvider* m_pOwner;
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public:
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Package( OUString aName,
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uno::Reference< container::XHierarchicalNameAccess > xNA,
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ContentProvider* pOwner )
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: m_aName(std::move( aName )), m_xNA(std::move( xNA )), m_pOwner( pOwner ) {}
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virtual ~Package() override { m_pOwner->removePackage( m_aName ); }
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// XInterface
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virtual uno::Any SAL_CALL
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queryInterface( const uno::Type& aType ) override
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{ return m_xNA->queryInterface( aType ); }
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virtual void SAL_CALL
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acquire() noexcept override
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{ OWeakObject::acquire(); }
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virtual void SAL_CALL
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release() noexcept override
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{ OWeakObject::release(); }
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// XHierarchicalNameAccess
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virtual uno::Any SAL_CALL
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getByHierarchicalName( const OUString& aName ) override
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{ return m_xNA->getByHierarchicalName( aName ); }
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virtual sal_Bool SAL_CALL
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hasByHierarchicalName( const OUString& aName ) override
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{ return m_xNA->hasByHierarchicalName( aName ); }
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};
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}
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class Packages : public std::unordered_map<OUString, Package*> {};
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}
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using namespace package_ucp;
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// ContentProvider Implementation.
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ContentProvider::ContentProvider(
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const uno::Reference< uno::XComponentContext >& rxContext )
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: ::ucbhelper::ContentProviderImplHelper( rxContext )
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{
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}
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// virtual
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ContentProvider::~ContentProvider()
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{
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}
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// XInterface methods.
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void SAL_CALL ContentProvider::acquire()
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noexcept
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{
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OWeakObject::acquire();
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}
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void SAL_CALL ContentProvider::release()
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noexcept
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{
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OWeakObject::release();
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}
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css::uno::Any SAL_CALL ContentProvider::queryInterface( const css::uno::Type & rType )
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{
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css::uno::Any aRet = cppu::queryInterface( rType,
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static_cast< lang::XTypeProvider* >(this),
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static_cast< lang::XServiceInfo* >(this),
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static_cast< ucb::XContentProvider* >(this)
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);
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return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
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}
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// XTypeProvider methods.
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XTYPEPROVIDER_IMPL_3( ContentProvider,
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lang::XTypeProvider,
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lang::XServiceInfo,
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ucb::XContentProvider );
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// XServiceInfo methods.
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OUString
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ContentProvider::getImplementationName()
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{
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return "com.sun.star.comp.ucb.PackageContentProvider";
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}
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sal_Bool
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ContentProvider::supportsService(const OUString& s)
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{
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return cppu::supportsService(this, s);
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}
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css::uno::Sequence< OUString >
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ContentProvider::getSupportedServiceNames()
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{
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return { "com.sun.star.ucb.PackageContentProvider" };
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}
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// XContentProvider methods.
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// virtual
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uno::Reference< ucb::XContent > SAL_CALL ContentProvider::queryContent(
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const uno::Reference< ucb::XContentIdentifier >& Identifier )
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{
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if ( !Identifier.is() )
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return uno::Reference< ucb::XContent >();
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PackageUri aUri( Identifier->getContentIdentifier() );
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if ( !aUri.isValid() )
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throw ucb::IllegalIdentifierException();
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// Create a new identifier for the normalized URL returned by
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// PackageUri::getUri().
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uno::Reference< ucb::XContentIdentifier > xId = new ::ucbhelper::ContentIdentifier( aUri.getUri() );
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osl::MutexGuard aGuard( m_aMutex );
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// Check, if a content with given id already exists...
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uno::Reference< ucb::XContent > xContent
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= queryExistingContent( xId );
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if ( xContent.is() )
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return xContent;
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// Create a new content.
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xContent = Content::create( m_xContext, this, Identifier ); // not xId!!!
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registerNewContent( xContent );
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if ( xContent.is() && !xContent->getIdentifier().is() )
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throw ucb::IllegalIdentifierException();
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return xContent;
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}
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// Other methods.
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uno::Reference< container::XHierarchicalNameAccess >
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ContentProvider::createPackage( const PackageUri & rURI )
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{
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osl::MutexGuard aGuard( m_aMutex );
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OUString rURL = rURI.getPackage() + rURI.getParam();
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if ( m_pPackages )
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{
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Packages::const_iterator it = m_pPackages->find( rURL );
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if ( it != m_pPackages->end() )
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{
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// Already instantiated. Return package.
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return (*it).second->m_xNA;
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}
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}
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else
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m_pPackages.reset( new Packages );
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// Create new package...
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uno::Sequence< uno::Any > aArguments{ uno::Any(rURL) };
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uno::Reference< container::XHierarchicalNameAccess > xNameAccess;
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try
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{
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xNameAccess.set(
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m_xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
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"com.sun.star.packages.comp.ZipPackage",
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aArguments, m_xContext ),
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css::uno::UNO_QUERY_THROW );
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}
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catch ( uno::RuntimeException const & )
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{
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throw;
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}
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catch ( uno::Exception const & e )
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{
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css::uno::Any anyEx = cppu::getCaughtException();
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throw css::lang::WrappedTargetRuntimeException(
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e.Message, e.Context, anyEx);
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}
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rtl::Reference< Package> xPackage = new Package( rURL, xNameAccess, this );
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(*m_pPackages)[ rURL ] = xPackage.get();
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return xPackage;
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}
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void ContentProvider::removePackage( const OUString & rName )
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{
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osl::MutexGuard aGuard( m_aMutex );
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if ( m_pPackages )
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{
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Packages::iterator it = m_pPackages->find( rName );
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if ( it != m_pPackages->end() )
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{
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m_pPackages->erase( it );
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return;
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}
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}
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}
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extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
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ucb_package_ContentProvider_get_implementation(
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css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
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{
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return cppu::acquire(new ContentProvider(context));
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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