AOO410/main/ucb/source/ucp/gvfs/gvfs_provider.cxx

/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_ucb.hxx"

#include <ucbhelper/contentidentifier.hxx>
#include <libgnomevfs/gnome-vfs-init.h>
#include "gvfs_provider.hxx"
#include "gvfs_content.hxx"

using namespace com::sun::star;
using namespace gvfs;

//=========================================================================
//=========================================================================
//
// ContentProvider Implementation.
//
//=========================================================================
//=========================================================================

ContentProvider::ContentProvider(
    const uno::Reference< lang::XMultiServiceFactory >& rSMgr )
: ::ucbhelper::ContentProviderImplHelper( rSMgr )
{
}
// sdafas
//=========================================================================
// virtual
ContentProvider::~ContentProvider()
{
}

//=========================================================================
//
// XInterface methods.
//
//=========================================================================

XINTERFACE_IMPL_3( ContentProvider,
                   lang::XTypeProvider,
                   lang::XServiceInfo,
                   com::sun::star::ucb::XContentProvider );

//=========================================================================
//
// XTypeProvider methods.
//
//=========================================================================

XTYPEPROVIDER_IMPL_3( ContentProvider,
                      lang::XTypeProvider,
                      lang::XServiceInfo,
                      com::sun::star::ucb::XContentProvider );

//=========================================================================
//
// XServiceInfo methods.
//
//=========================================================================

XSERVICEINFO_IMPL_1( ContentProvider,
                     rtl::OUString::createFromAscii(
            "com.sun.star.comp.GnomeVFSContentProvider" ),
                     rtl::OUString::createFromAscii(
            "com.sun.star.ucb.GnomeVFSContentProvider" ) );
//=========================================================================
//
// Service factory implementation.
//
//=========================================================================

ONE_INSTANCE_SERVICE_FACTORY_IMPL( ContentProvider );

//=========================================================================
//
// XContentProvider methods.
//
//=========================================================================

uno::Reference< com::sun::star::ucb::XContent > SAL_CALL
ContentProvider::queryContent(
            const uno::Reference<
                    com::sun::star::ucb::XContentIdentifier >& Identifier )
    throw( com::sun::star::ucb::IllegalIdentifierException,
           uno::RuntimeException )
{
#ifdef DEBUG
    g_warning ("QueryContent: '%s'",
               rtl::OUStringToOString( Identifier->getContentIdentifier(), RTL_TEXTENCODING_UTF8).getStr());
#endif

    osl::MutexGuard aGuard( m_aMutex );

    // Check, if a content with given id already exists...
    uno::Reference< com::sun::star::ucb::XContent > xContent
        = queryExistingContent( Identifier ).get();
    if ( xContent.is() )
        return xContent;

    try
    {
        xContent = new ::gvfs::Content(m_xSMgr, this, Identifier );
        registerNewContent( xContent );
    }
    catch ( com::sun::star::ucb::ContentCreationException const & )
    {
        throw com::sun::star::ucb::IllegalIdentifierException();
    }

    if ( !xContent->getIdentifier().is() )
        throw com::sun::star::ucb::IllegalIdentifierException();

    return xContent;
}


//============================ shlib entry points =============================================

extern "C" void SAL_CALL
component_getImplementationEnvironment( const sal_Char  **ppEnvTypeName,
                    uno_Environment **/*ppEnv*/ )
{
    *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}

extern "C" void * SAL_CALL
component_getFactory( const sal_Char *pImplName,
              void           *pServiceManager,
              void           */*pRegistryKey*/ )
{
    void * pRet = 0;

    {
        osl::Guard< osl::Mutex > aGuard( osl::Mutex::getGlobalMutex() );
        if (!gnome_vfs_initialized ())
            gnome_vfs_init ();
        if (!auth_queue)
            auth_queue = g_private_new( auth_queue_destroy );
    }

    uno::Reference< lang::XMultiServiceFactory > xSMgr
        (reinterpret_cast< lang::XMultiServiceFactory * >( pServiceManager ) );
    uno::Reference< lang::XSingleServiceFactory > xFactory;

    if ( !::gvfs::ContentProvider::getImplementationName_Static().compareToAscii( pImplName ) )
        xFactory = ::gvfs::ContentProvider::createServiceFactory( xSMgr );

    if ( xFactory.is() ) {
        xFactory->acquire();
        pRet = xFactory.get();
    }

    return pRet;
}