diff options
Diffstat (limited to 'ucb/source/ucp/ext/ucpext_provider.cxx')
| -rw-r--r-- | ucb/source/ucp/ext/ucpext_provider.cxx | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/ucb/source/ucp/ext/ucpext_provider.cxx b/ucb/source/ucp/ext/ucpext_provider.cxx new file mode 100644 index 0000000000..96927c5a49 --- /dev/null +++ b/ucb/source/ucp/ext/ucpext_provider.cxx @@ -0,0 +1,208 @@ +/************************************************************************* + * 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 + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * +************************************************************************/ + +#include "precompiled_ucb.hxx" + +#include "ucpext_provider.hxx" +#include "ucpext_content.hxx" + +/** === begin UNO includes === **/ +/** === end UNO includes === **/ + +#include <ucbhelper/contentidentifier.hxx> +#include <osl/diagnose.h> +#include <osl/mutex.hxx> +#include <comphelper/componentcontext.hxx> +#include <rtl/ustrbuf.hxx> + +//...................................................................................................................... +namespace ucb { namespace ucp { namespace ext +{ +//...................................................................................................................... + + /** === begin UNO using === **/ + using ::com::sun::star::uno::Reference; + using ::com::sun::star::uno::XInterface; + using ::com::sun::star::uno::UNO_QUERY; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::uno::UNO_SET_THROW; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::uno::RuntimeException; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::makeAny; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::uno::Type; + using ::com::sun::star::lang::XMultiServiceFactory; + using ::com::sun::star::ucb::XContentIdentifier; + using ::com::sun::star::ucb::IllegalIdentifierException; + using ::com::sun::star::ucb::XContent; + using ::com::sun::star::uno::XComponentContext; + /** === end UNO using === **/ + + //================================================================================================================== + //= ContentProvider + //================================================================================================================== + //------------------------------------------------------------------------------------------------------------------ + ContentProvider::ContentProvider( const Reference< XMultiServiceFactory >& i_rServiceManager ) + :ContentProvider_Base( i_rServiceManager ) + { + } + + //------------------------------------------------------------------------------------------------------------------ + ContentProvider::~ContentProvider() + { + } + + //------------------------------------------------------------------------------------------------------------------ + ::rtl::OUString SAL_CALL ContentProvider::getImplementationName_static() throw (RuntimeException) + { + return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "org.openoffice.comp.ucp.ext.ContentProvider" ) ); + } + + //------------------------------------------------------------------------------------------------------------------ + ::rtl::OUString SAL_CALL ContentProvider::getImplementationName() throw (RuntimeException) + { + return getImplementationName_static(); + } + + //------------------------------------------------------------------------------------------------------------------ + Sequence< ::rtl::OUString > SAL_CALL ContentProvider::getSupportedServiceNames_static( ) throw (RuntimeException) + { + Sequence< ::rtl::OUString > aServiceNames(2); + aServiceNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.ucb.ContentProvider" ) ); + aServiceNames[1] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.ucb.ExtensionContentProvider" ) ); + return aServiceNames; + } + + //------------------------------------------------------------------------------------------------------------------ + Sequence< ::rtl::OUString > SAL_CALL ContentProvider::getSupportedServiceNames( ) throw (RuntimeException) + { + return getSupportedServiceNames_static(); + } + + //------------------------------------------------------------------------------------------------------------------ + Reference< XInterface > ContentProvider::Create( const Reference< XComponentContext >& i_rContext ) + { + const ::comphelper::ComponentContext aContext( i_rContext ); + return *( new ContentProvider( aContext.getLegacyServiceFactory() ) ); + } + + //------------------------------------------------------------------------------------------------------------------ + ::rtl::OUString ContentProvider::getRootURL() + { + return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "vnd.sun.star.extension://" ) ); + } + + //------------------------------------------------------------------------------------------------------------------ + ::rtl::OUString ContentProvider::getArtificialNodeContentType() + { + return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "application/vnd.sun.star.extension-content" ) ); + } + + //------------------------------------------------------------------------------------------------------------------ + namespace + { + void lcl_ensureAndTransfer( ::rtl::OUString& io_rIdentifierFragment, ::rtl::OUStringBuffer& o_rNormalization, const sal_Unicode i_nLeadingChar ) + { + if ( ( io_rIdentifierFragment.getLength() == 0 ) || ( io_rIdentifierFragment[0] != i_nLeadingChar ) ) + throw IllegalIdentifierException(); + io_rIdentifierFragment = io_rIdentifierFragment.copy( 1 ); + o_rNormalization.append( i_nLeadingChar ); + } + } + + //------------------------------------------------------------------------------------------------------------------ + Reference< XContent > SAL_CALL ContentProvider::queryContent( const Reference< XContentIdentifier >& i_rIdentifier ) + throw( IllegalIdentifierException, RuntimeException ) + { + // Check URL scheme... + const ::rtl::OUString sScheme( rtl::OUString::createFromAscii( "vnd.sun.star.extension" ) ); + if ( !i_rIdentifier->getContentProviderScheme().equalsIgnoreAsciiCase( sScheme ) ) + throw IllegalIdentifierException(); + + // normalize the identifier + const ::rtl::OUString sIdentifier( i_rIdentifier->getContentIdentifier() ); + + // the scheme needs to be lower-case + ::rtl::OUStringBuffer aComposer; + aComposer.append( sIdentifier.copy( 0, sScheme.getLength() ).toAsciiLowerCase() ); + + // one : is required after the scheme + ::rtl::OUString sRemaining( sIdentifier.copy( sScheme.getLength() ) ); + lcl_ensureAndTransfer( sRemaining, aComposer, ':' ); + + // and at least one / + lcl_ensureAndTransfer( sRemaining, aComposer, '/' ); + + // the normalized form requires one additional /, but we also accept identifiers which don't have it + if ( sRemaining.getLength() == 0 ) + { + // the root content is a special case, it requires /// + aComposer.appendAscii( "//" ); + } + else + { + if ( sRemaining[0] != '/' ) + { + aComposer.append( sal_Unicode( '/' ) ); + aComposer.append( sRemaining ); + } + else + { + lcl_ensureAndTransfer( sRemaining, aComposer, '/' ); + // by now, we moved "vnd.sun.star.extension://" from the URL to aComposer + if ( sRemaining.getLength() == 0 ) + { + // again, it's the root content, but one / is missing + aComposer.append( sal_Unicode( '/' ) ); + } + else + { + aComposer.append( sRemaining ); + } + } + } + const Reference< XContentIdentifier > xNormalizedIdentifier( new ::ucbhelper::ContentIdentifier( m_xSMgr, aComposer.makeStringAndClear() ) ); + + ::osl::MutexGuard aGuard( m_aMutex ); + + // check if a content with given id already exists... + Reference< XContent > xContent( queryExistingContent( xNormalizedIdentifier ).get() ); + if ( xContent.is() ) + return xContent; + + // create a new content + xContent = new Content( m_xSMgr, this, xNormalizedIdentifier ); + if ( !xContent->getIdentifier().is() ) + throw IllegalIdentifierException(); + + registerNewContent( xContent ); + return xContent; + } + +//...................................................................................................................... +} } } // namespace ucb::ucp::ext +//...................................................................................................................... |