/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * Copyright 2000, 2010 Oracle and/or its affiliates. * * OpenOffice.org - a multi-platform office productivity suite * * This file is part of OpenOffice.org. * * OpenOffice.org is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License version 3 * only, as published by the Free Software Foundation. * * OpenOffice.org is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License version 3 for more details * (a copy is included in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU Lesser General Public License * version 3 along with OpenOffice.org. If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #include #include #include #include #include #include #include #include using namespace ::com::sun::star::uno; using namespace ::com::sun::star::resource; using namespace ::com::sun::star::container; using namespace ::com::sun::star::lang; namespace extensions { namespace resource { /** encapsulates access to a fixed resource type */ class IResourceType { public: /** returns the RESOURCE_TYPE associated with this instance */ virtual RESOURCE_TYPE getResourceType() const = 0; /** reads a single resource from the given resource manager @param _resourceManager the resource manager to read from @param _resourceId the id of the resource to read @return the required resource @precond the caler checked via _resourceManager.IsAvailable( getResourceType(), _resourceId ) that the required resource really exists */ virtual Any getResource( SimpleResMgr& _resourceManager, sal_Int32 _resourceId ) const = 0; virtual ~IResourceType() { }; }; class StringResourceAccess : public IResourceType { public: StringResourceAccess(); // IResourceType virtual RESOURCE_TYPE getResourceType() const; virtual Any getResource( SimpleResMgr& _resourceManager, sal_Int32 _resourceId ) const; }; StringResourceAccess::StringResourceAccess() { } RESOURCE_TYPE StringResourceAccess::getResourceType() const { return RSC_STRING; } Any StringResourceAccess::getResource( SimpleResMgr& _resourceManager, sal_Int32 _resourceId ) const { OSL_PRECOND( _resourceManager.IsAvailable( getResourceType(), _resourceId ), "StringResourceAccess::getResource: precondition not met!" ); Any aResource; aResource <<= ::rtl::OUString( _resourceManager.ReadString( _resourceId ) ); return aResource; } typedef ::cppu::WeakImplHelper1 < XResourceBundle > OpenOfficeResourceBundle_Base; class OpenOfficeResourceBundle : public OpenOfficeResourceBundle_Base { private: typedef ::boost::shared_ptr< IResourceType > ResourceTypePtr; typedef ::std::map< ::rtl::OUString, ResourceTypePtr > ResourceTypes; ::osl::Mutex m_aMutex; Reference< XResourceBundle > m_xParent; Locale m_aLocale; SimpleResMgr* m_pResourceManager; ResourceTypes m_aResourceTypes; public: OpenOfficeResourceBundle( const Reference< XComponentContext >& _rxContext, const ::rtl::OUString& _rBaseName, const Locale& _rLocale ); protected: ~OpenOfficeResourceBundle(); public: // XResourceBundle virtual ::com::sun::star::uno::Reference< ::com::sun::star::resource::XResourceBundle > SAL_CALL getParent() throw (::com::sun::star::uno::RuntimeException); virtual void SAL_CALL setParent( const ::com::sun::star::uno::Reference< ::com::sun::star::resource::XResourceBundle >& _parent ) throw (::com::sun::star::uno::RuntimeException); virtual ::com::sun::star::lang::Locale SAL_CALL getLocale( ) throw (::com::sun::star::uno::RuntimeException); virtual ::com::sun::star::uno::Any SAL_CALL getDirectElement( const ::rtl::OUString& key ) throw (::com::sun::star::uno::RuntimeException); // XNameAccess (base of XResourceBundle) virtual ::com::sun::star::uno::Any SAL_CALL getByName( const ::rtl::OUString& aName ) throw (::com::sun::star::container::NoSuchElementException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getElementNames( ) throw (::com::sun::star::uno::RuntimeException); virtual ::sal_Bool SAL_CALL hasByName( const ::rtl::OUString& aName ) throw (::com::sun::star::uno::RuntimeException); // XElementAccess (base of XNameAccess) virtual ::com::sun::star::uno::Type SAL_CALL getElementType( ) throw (::com::sun::star::uno::RuntimeException); virtual ::sal_Bool SAL_CALL hasElements( ) throw (::com::sun::star::uno::RuntimeException); private: /** retrievs the element with the given key, without asking our parent bundle @param _key the key of the element to retrieve @param _out_Element will contained the retrieved element upon successful return. If the method is unsuccessful, the value will not be touched. @return if and only if the element could be retrieved @precond our mutex is locked */ bool impl_getDirectElement_nothrow( const ::rtl::OUString& _key, Any& _out_Element ) const; /** retrieves the resource type and id from a given resource key, which assembles those two @param _key the resource key as got via a public API call @param _out_resourceType the resource type, if successful @param _out_resourceId the resource id, if successful @return if and only if the given key specifies a known resource type, and contains a valid resource id */ bool impl_getResourceTypeAndId_nothrow( const ::rtl::OUString& _key, ResourceTypePtr& _out_resourceType, sal_Int32& _out_resourceId ) const; }; OpenOfficeResourceLoader::OpenOfficeResourceLoader( Reference< XComponentContext > const& _rxContext ) :m_xContext( _rxContext ) { } //-------------------------------------------------------------------- Reference< XResourceBundle > SAL_CALL OpenOfficeResourceLoader::loadBundle_Default( const ::rtl::OUString& _baseName ) throw (MissingResourceException, RuntimeException) { return loadBundle( _baseName, Application::GetSettings().GetUILocale() ); } //-------------------------------------------------------------------- Reference< XResourceBundle > SAL_CALL OpenOfficeResourceLoader::loadBundle( const ::rtl::OUString& _baseName, const Locale& _locale ) throw (MissingResourceException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); Reference< XResourceBundle > xBundle; ResourceBundleDescriptor resourceDescriptor( _baseName, _locale ); ResourceBundleCache::iterator cachePos = m_aBundleCache.find( resourceDescriptor ); if ( cachePos != m_aBundleCache.end() ) xBundle = cachePos->second; if ( !xBundle.is() ) { // not in the cache, or already died xBundle = new OpenOfficeResourceBundle( m_xContext, _baseName, _locale ); m_aBundleCache.insert( ResourceBundleCache::value_type( resourceDescriptor, xBundle ) ); } return xBundle; } OpenOfficeResourceBundle::OpenOfficeResourceBundle( const Reference< XComponentContext >& /*_rxContext*/, const ::rtl::OUString& _rBaseName, const Locale& _rLocale ) :m_aLocale( _rLocale ) ,m_pResourceManager( NULL ) { ::rtl::OUString sBaseName( _rBaseName ); m_pResourceManager = new SimpleResMgr( sBaseName, m_aLocale ); if ( !m_pResourceManager->IsValid() ) { delete m_pResourceManager, m_pResourceManager = NULL; throw MissingResourceException(); } // supported resource types so far: strings m_aResourceTypes[ ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "string" ) ) ] = ResourceTypePtr( new StringResourceAccess ); } OpenOfficeResourceBundle::~OpenOfficeResourceBundle() { delete m_pResourceManager; } Reference< XResourceBundle > SAL_CALL OpenOfficeResourceBundle::getParent() throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); return m_xParent; } void SAL_CALL OpenOfficeResourceBundle::setParent( const Reference< XResourceBundle >& _parent ) throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); m_xParent = _parent; } Locale SAL_CALL OpenOfficeResourceBundle::getLocale( ) throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); return m_aLocale; } bool OpenOfficeResourceBundle::impl_getResourceTypeAndId_nothrow( const ::rtl::OUString& _key, ResourceTypePtr& _out_resourceType, sal_Int32& _out_resourceId ) const { sal_Int32 typeSeparatorPos = _key.indexOf( ':' ); if ( typeSeparatorPos == -1 ) // invalid key return false; ::rtl::OUString resourceType = _key.copy( 0, typeSeparatorPos ); ResourceTypes::const_iterator typePos = m_aResourceTypes.find( resourceType ); if ( typePos == m_aResourceTypes.end() ) // don't know this resource type return false; _out_resourceType = typePos->second; _out_resourceId = _key.copy( typeSeparatorPos + 1 ).toInt32(); return true; } bool OpenOfficeResourceBundle::impl_getDirectElement_nothrow( const ::rtl::OUString& _key, Any& _out_Element ) const { ResourceTypePtr resourceType; sal_Int32 resourceId( 0 ); if ( !impl_getResourceTypeAndId_nothrow( _key, resourceType, resourceId ) ) return false; if ( !m_pResourceManager->IsAvailable( resourceType->getResourceType(), resourceId ) ) // no such resource with the given type/id return false; _out_Element = resourceType->getResource( *m_pResourceManager, resourceId ); return _out_Element.hasValue(); } Any SAL_CALL OpenOfficeResourceBundle::getDirectElement( const ::rtl::OUString& _key ) throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); Any aElement; impl_getDirectElement_nothrow( _key, aElement ); return aElement; } Any SAL_CALL OpenOfficeResourceBundle::getByName( const ::rtl::OUString& _key ) throw (NoSuchElementException, WrappedTargetException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); Any aElement; if ( !impl_getDirectElement_nothrow( _key, aElement ) ) { if ( m_xParent.is() ) aElement = m_xParent->getByName( _key ); } if ( !aElement.hasValue() ) throw NoSuchElementException( ::rtl::OUString(), *this ); return aElement; } Sequence< ::rtl::OUString > SAL_CALL OpenOfficeResourceBundle::getElementNames( ) throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); OSL_FAIL( "OpenOfficeResourceBundle::getElementNames: not implemented!" ); // the (Simple)ResManager does not provide an API to enumerate the resources return Sequence< ::rtl::OUString >( ); } ::sal_Bool SAL_CALL OpenOfficeResourceBundle::hasByName( const ::rtl::OUString& _key ) throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); ResourceTypePtr resourceType; sal_Int32 resourceId( 0 ); if ( !impl_getResourceTypeAndId_nothrow( _key, resourceType, resourceId ) ) return sal_False; if ( !m_pResourceManager->IsAvailable( resourceType->getResourceType(), resourceId ) ) return sal_False; return sal_True; } Type SAL_CALL OpenOfficeResourceBundle::getElementType( ) throw (RuntimeException) { return ::cppu::UnoType< Any >::get(); } ::sal_Bool SAL_CALL OpenOfficeResourceBundle::hasElements( ) throw (RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); OSL_FAIL( "OpenOfficeResourceBundle::hasElements: not implemented!" ); // the (Simple)ResManager does not provide an API to enumerate the resources return ::sal_Bool( ); } }} /* vim:set shiftwidth=4 softtabstop=4 expandtab: */