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Diffstat (limited to 'ucb/source/ucp/hierarchy/hierarchyprovider.cxx')
| -rw-r--r-- | ucb/source/ucp/hierarchy/hierarchyprovider.cxx | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/ucb/source/ucp/hierarchy/hierarchyprovider.cxx b/ucb/source/ucp/hierarchy/hierarchyprovider.cxx new file mode 100644 index 000000000..09ac0a2e7 --- /dev/null +++ b/ucb/source/ucp/hierarchy/hierarchyprovider.cxx @@ -0,0 +1,280 @@ +/* -*- 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 + ************************************************************************** + + - XInitialization::initialize does not work any longer! + + *************************************************************************/ +#include <osl/diagnose.h> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/container/XHierarchicalNameAccess.hpp> +#include <com/sun/star/ucb/IllegalIdentifierException.hpp> +#include <com/sun/star/util/theOfficeInstallationDirectories.hpp> +#include <cppuhelper/queryinterface.hxx> +#include <cppuhelper/weak.hxx> +#include <ucbhelper/contentidentifier.hxx> +#include <ucbhelper/macros.hxx> +#include "hierarchyprovider.hxx" +#include "hierarchycontent.hxx" +#include "hierarchyuri.hxx" + +#include "../inc/urihelper.hxx" + +using namespace com::sun::star; +using namespace hierarchy_ucp; + + +// HierarchyContentProvider Implementation. + + +HierarchyContentProvider::HierarchyContentProvider( + const uno::Reference< uno::XComponentContext >& rxContext ) +: ::ucbhelper::ContentProviderImplHelper( rxContext ) +{ +} + + +// virtual +HierarchyContentProvider::~HierarchyContentProvider() +{ +} + + +// XInterface methods. + +void SAL_CALL HierarchyContentProvider::acquire() + noexcept +{ + OWeakObject::acquire(); +} + +void SAL_CALL HierarchyContentProvider::release() + noexcept +{ + OWeakObject::release(); +} + +css::uno::Any SAL_CALL HierarchyContentProvider::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), + static_cast< lang::XInitialization* >(this) + ); + return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ); +} + +// XTypeProvider methods. + + +XTYPEPROVIDER_IMPL_4( HierarchyContentProvider, + lang::XTypeProvider, + lang::XServiceInfo, + ucb::XContentProvider, + lang::XInitialization ); + + +// XServiceInfo methods. + +OUString SAL_CALL HierarchyContentProvider::getImplementationName() \ +{ + return "com.sun.star.comp.ucb.HierarchyContentProvider"; +} +sal_Bool SAL_CALL HierarchyContentProvider::supportsService( const OUString& ServiceName ) +{ + return cppu::supportsService( this, ServiceName ); +} +css::uno::Sequence< OUString > HierarchyContentProvider::getSupportedServiceNames() +{ + return { "com.sun.star.ucb.HierarchyContentProvider" }; +} + +// Service factory implementation. + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* +ucb_HierarchyContentProvider_get_implementation( + css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&) +{ + return cppu::acquire(new HierarchyContentProvider(context)); +} + +// XContentProvider methods. + + +// virtual +uno::Reference< ucb::XContent > SAL_CALL +HierarchyContentProvider::queryContent( + const uno::Reference< ucb::XContentIdentifier >& Identifier ) +{ + HierarchyUri aUri( Identifier->getContentIdentifier() ); + if ( !aUri.isValid() ) + throw ucb::IllegalIdentifierException(); + + // Encode URL and create new Id. This may "correct" user-typed-in URL's. + uno::Reference< ucb::XContentIdentifier > xCanonicId + = new ::ucbhelper::ContentIdentifier( ::ucb_impl::urihelper::encodeURI( aUri.getUri() ) ); + osl::MutexGuard aGuard( m_aMutex ); + + // Check, if a content with given id already exists... + uno::Reference< ucb::XContent > xContent + = queryExistingContent( xCanonicId ); + if ( xContent.is() ) + return xContent; + + // Create a new content. + xContent = HierarchyContent::create( m_xContext, this, xCanonicId ); + registerNewContent( xContent ); + + if ( xContent.is() && !xContent->getIdentifier().is() ) + throw ucb::IllegalIdentifierException(); + + return xContent; +} + + +// XInitialization methods. + + +// virtual +void SAL_CALL HierarchyContentProvider::initialize( + const uno::Sequence< uno::Any >& aArguments ) +{ + if ( aArguments.hasElements() ) + OSL_FAIL( "HierarchyContentProvider::initialize : not supported!" ); +} + + +// Non-interface methods. + + +uno::Reference< lang::XMultiServiceFactory > +HierarchyContentProvider::getConfigProvider( + const OUString & rServiceSpecifier ) +{ + osl::MutexGuard aGuard( m_aMutex ); + ConfigProviderMap::iterator it = m_aConfigProviderMap.find( + rServiceSpecifier ); + if ( it == m_aConfigProviderMap.end() ) + { + try + { + ConfigProviderMapEntry aEntry; + aEntry.xConfigProvider.set( + m_xContext->getServiceManager()->createInstanceWithContext(rServiceSpecifier, m_xContext), + uno::UNO_QUERY ); + + if ( aEntry.xConfigProvider.is() ) + { + m_aConfigProviderMap[ rServiceSpecifier ] = aEntry; + return aEntry.xConfigProvider; + } + } + catch ( uno::Exception const & ) + { +// OSL_FAIL( // "HierarchyContentProvider::getConfigProvider - " +// "caught exception!" ); + } + + OSL_FAIL( "HierarchyContentProvider::getConfigProvider - " + "No config provider!" ); + + return uno::Reference< lang::XMultiServiceFactory >(); + } + + return (*it).second.xConfigProvider; +} + +uno::Reference< container::XHierarchicalNameAccess > +HierarchyContentProvider::getRootConfigReadNameAccess( + const OUString & rServiceSpecifier ) +{ + osl::MutexGuard aGuard( m_aMutex ); + ConfigProviderMap::iterator it = m_aConfigProviderMap.find( + rServiceSpecifier ); + if (it == m_aConfigProviderMap.end()) + return uno::Reference< container::XHierarchicalNameAccess >(); + + if ( !( (*it).second.xRootReadAccess.is() ) ) + { + if ( (*it).second.bTriedToGetRootReadAccess ) + { + OSL_FAIL( "HierarchyContentProvider::getRootConfigReadNameAccess - " + "Unable to read any config data! -> #82494#" ); + return uno::Reference< container::XHierarchicalNameAccess >(); + } + + try + { + uno::Reference< lang::XMultiServiceFactory > xConfigProv + = getConfigProvider( rServiceSpecifier ); + + if ( xConfigProv.is() ) + { + beans::PropertyValue aProperty; + aProperty.Name = "nodepath" ; + aProperty.Value <<= OUString(); // root path + uno::Sequence< uno::Any > aArguments{ uno::Any(aProperty) }; + + (*it).second.bTriedToGetRootReadAccess = true; + + (*it).second.xRootReadAccess.set( + xConfigProv->createInstanceWithArguments( + "com.sun.star.ucb.HierarchyDataReadAccess", + aArguments ), + uno::UNO_QUERY ); + } + } + catch ( uno::RuntimeException const & ) + { + throw; + } + catch ( uno::Exception const & ) + { + // createInstance, createInstanceWithArguments + + OSL_FAIL( "HierarchyContentProvider::getRootConfigReadNameAccess - " + "caught Exception!" ); + } + } + + return (*it).second.xRootReadAccess; +} + +uno::Reference< util::XOfficeInstallationDirectories > +HierarchyContentProvider::getOfficeInstallationDirectories() +{ + if ( !m_xOfficeInstDirs.is() ) + { + osl::MutexGuard aGuard( m_aMutex ); + if ( !m_xOfficeInstDirs.is() ) + { + OSL_ENSURE( m_xContext.is(), "No service manager!" ); + + m_xOfficeInstDirs = util::theOfficeInstallationDirectories::get(m_xContext); + } + } + return m_xOfficeInstDirs; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |