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 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_framework.hxx"

#include <uifactory/uicontrollerfactory.hxx>
#include <uifactory/factoryconfiguration.hxx>
#include <threadhelp/resetableguard.hxx>
#include "services.h"

#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/container/XContainer.hpp>

#include <rtl/ustrbuf.hxx>
#include <cppuhelper/weak.hxx>

using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::beans;
using namespace com::sun::star::container;
using namespace ::com::sun::star::frame;

namespace framework
{

UIControllerFactory::UIControllerFactory(
    const Reference< XMultiServiceFactory >& xServiceManager,
    const rtl::OUString &rConfigurationNode )
    : ThreadHelpBase()
    , m_bConfigRead( sal_False )
    , m_xServiceManager( xServiceManager )
    , m_pConfigAccess()
{
    rtl::OUStringBuffer aBuffer;
    aBuffer.appendAscii(
        RTL_CONSTASCII_STRINGPARAM(
            "/org.openoffice.Office.UI.Controller/Registered/" ) );
    aBuffer.append( rConfigurationNode );
    m_pConfigAccess = new ConfigurationAccess_ControllerFactory(
        m_xServiceManager, aBuffer.makeStringAndClear() );
    m_pConfigAccess->acquire();
}

UIControllerFactory::~UIControllerFactory()
{
    ResetableGuard aLock( m_aLock );

    // reduce reference count
    m_pConfigAccess->release();
}

// XMultiComponentFactory
Reference< XInterface > SAL_CALL UIControllerFactory::createInstanceWithContext(
    const ::rtl::OUString& aServiceSpecifier,
    const Reference< XComponentContext >& )
throw (Exception, RuntimeException)
{
    // SAFE
    ResetableGuard aLock( m_aLock );

    if ( !m_bConfigRead )
    {
        m_bConfigRead = sal_True;
        m_pConfigAccess->readConfigurationData();
    }

    rtl::OUString aServiceName = m_pConfigAccess->getServiceFromCommandModule( aServiceSpecifier, rtl::OUString() );
    if ( aServiceName.getLength() > 0 )
        return m_xServiceManager->createInstance( aServiceName );
    else
        return Reference< XInterface >();
    // SAFE
}

Reference< XInterface > SAL_CALL UIControllerFactory::createInstanceWithArgumentsAndContext(
    const ::rtl::OUString&                  ServiceSpecifier,
    const Sequence< Any >&                  Arguments,
    const Reference< XComponentContext >& )
throw (Exception, RuntimeException)
{
    const rtl::OUString aPropModuleName( RTL_CONSTASCII_USTRINGPARAM( "ModuleIdentifier" ));
    const rtl::OUString aPropValueName( RTL_CONSTASCII_USTRINGPARAM( "Value" ));

    rtl::OUString   aPropName;
    PropertyValue   aPropValue;

    // Retrieve the optional module name form the Arguments sequence. It is used as a part of
    // the hash map key to support different controller implementation for the same URL but different
    // module!!
    for ( int i = 0; i < Arguments.getLength(); i++ )
    {
        if (( Arguments[i] >>= aPropValue ) && ( aPropValue.Name.equals( aPropModuleName )))
        {
            aPropValue.Value >>= aPropName;
            break;
        }
    }

    Sequence< Any > aNewArgs( Arguments );

    sal_Int32 nAppendIndex = aNewArgs.getLength();
    bool bHasValue = m_pConfigAccess->hasValue();
    aNewArgs.realloc( aNewArgs.getLength() + (bHasValue ? 2 : 1) );

    // Append the command URL to the Arguments sequence so that one controller can be
    // used for more than one command URL.
    aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "CommandURL" ));
    aPropValue.Value  <<= ServiceSpecifier;
    aNewArgs[nAppendIndex] <<= aPropValue;

    if ( bHasValue )
    {
        // Append the optional value argument. It's an empty string if no additional info
        // is provided to the controller.
        rtl::OUString aValue = m_pConfigAccess->getValueFromCommandModule( ServiceSpecifier, aPropName );
        aPropValue.Name = aPropValueName;
        aPropValue.Value <<= aValue;
        aNewArgs[nAppendIndex+1] <<= aPropValue;
    }

    {
        // SAFE
        ResetableGuard aLock( m_aLock );

        if ( !m_bConfigRead )
        {
            m_bConfigRead = sal_True;
            m_pConfigAccess->readConfigurationData();
        }

        rtl::OUString aServiceName = m_pConfigAccess->getServiceFromCommandModule( ServiceSpecifier, aPropName );
        Reference< XMultiServiceFactory > xServiceManager( m_xServiceManager );

        aLock.unlock();
        // SAFE

        if ( aServiceName.getLength() > 0 )
            return xServiceManager->createInstanceWithArguments( aServiceName, aNewArgs );
        else
            return Reference< XInterface >();
    }
}

Sequence< ::rtl::OUString > SAL_CALL UIControllerFactory::getAvailableServiceNames()
throw (RuntimeException)
{
    return Sequence< ::rtl::OUString >();
}

// XUIControllerRegistration
sal_Bool SAL_CALL UIControllerFactory::hasController(
    const ::rtl::OUString& aCommandURL,
    const rtl::OUString& aModuleName )
throw (::com::sun::star::uno::RuntimeException)
{
    ResetableGuard aLock( m_aLock );

    if ( !m_bConfigRead )
    {
        m_bConfigRead = sal_True;
        m_pConfigAccess->readConfigurationData();
    }

    return ( m_pConfigAccess->getServiceFromCommandModule( aCommandURL, aModuleName ).getLength() > 0 );
}

void SAL_CALL UIControllerFactory::registerController(
    const ::rtl::OUString& aCommandURL,
    const ::rtl::OUString& aModuleName,
    const ::rtl::OUString& aControllerImplementationName )
throw (RuntimeException)
{
    // SAFE
    ResetableGuard aLock( m_aLock );

    if ( !m_bConfigRead )
    {
        m_bConfigRead = sal_True;
        m_pConfigAccess->readConfigurationData();
    }

    m_pConfigAccess->addServiceToCommandModule( aCommandURL, aModuleName, aControllerImplementationName );
    // SAFE
}

void SAL_CALL UIControllerFactory::deregisterController(
    const ::rtl::OUString& aCommandURL,
    const rtl::OUString& aModuleName )
throw (RuntimeException)
{
    // SAFE
    ResetableGuard aLock( m_aLock );

    if ( !m_bConfigRead )
    {
        m_bConfigRead = sal_True;
        m_pConfigAccess->readConfigurationData();
    }

    m_pConfigAccess->removeServiceFromCommandModule( aCommandURL, aModuleName );
    // SAFE
}


DEFINE_XSERVICEINFO_ONEINSTANCESERVICE  (   PopupMenuControllerFactory                      ,
                                            ::cppu::OWeakObject                             ,
                                            SERVICENAME_POPUPMENUCONTROLLERFACTORY          ,
                                            IMPLEMENTATIONNAME_POPUPMENUCONTROLLERFACTORY
                                        )

DEFINE_INIT_SERVICE                     (   PopupMenuControllerFactory, {} )

PopupMenuControllerFactory::PopupMenuControllerFactory( const Reference< XMultiServiceFactory >& xServiceManager ) :
    UIControllerFactory(
        xServiceManager,
        rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "PopupMenu" )) )
{
}

DEFINE_XSERVICEINFO_ONEINSTANCESERVICE  (   ToolbarControllerFactory                     ,
                                            ::cppu::OWeakObject                             ,
                                            SERVICENAME_TOOLBARCONTROLLERFACTORY            ,
                                            IMPLEMENTATIONNAME_TOOLBARCONTROLLERFACTORY
                                        )

DEFINE_INIT_SERVICE                     (   ToolbarControllerFactory, {} )

ToolbarControllerFactory::ToolbarControllerFactory( const Reference< XMultiServiceFactory >& xServiceManager ) :
    UIControllerFactory(
        xServiceManager,
        rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ToolBar" )))
{
}

DEFINE_XSERVICEINFO_ONEINSTANCESERVICE  (   StatusbarControllerFactory                      ,
                                            ::cppu::OWeakObject                             ,
                                            SERVICENAME_STATUSBARCONTROLLERFACTORY          ,
                                            IMPLEMENTATIONNAME_STATUSBARCONTROLLERFACTORY
                                        )

DEFINE_INIT_SERVICE                     (   StatusbarControllerFactory, {} )

StatusbarControllerFactory::StatusbarControllerFactory( const Reference< XMultiServiceFactory >& xServiceManager ) :
    UIControllerFactory(
        xServiceManager,
        rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StatusBar" )) )
{
}

} // namespace framework