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/* -*- 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 .
*/
#include "resource/sharedresources.hxx"
#include <comphelper/processfactory.hxx>
#include <comphelper/officeresourcebundle.hxx>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <tools/diagnose_ex.h>
#include <osl/diagnose.h>
namespace connectivity
{
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XComponentContext;
using ::com::sun::star::uno::Exception;
class SharedResources_Impl
{
private:
static SharedResources_Impl* s_pInstance;
static oslInterlockedCount s_nClients;
private:
::std::unique_ptr< ::comphelper::OfficeResourceBundle >
m_pResourceBundle;
public:
static void registerClient();
static void revokeClient();
static SharedResources_Impl&
getInstance();
OUString getResourceString( ResourceId _nId );
private:
SharedResources_Impl();
static ::osl::Mutex& getMutex()
{
static ::osl::Mutex s_aMutex;
return s_aMutex;
}
};
SharedResources_Impl* SharedResources_Impl::s_pInstance( NULL );
oslInterlockedCount SharedResources_Impl::s_nClients( 0 );
SharedResources_Impl::SharedResources_Impl()
{
try
{
Reference< XComponentContext > xContext(
comphelper::getProcessComponentContext() );
m_pResourceBundle.reset( new ::comphelper::OfficeResourceBundle( xContext, "cnr" ) );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
OUString SharedResources_Impl::getResourceString( ResourceId _nId )
{
if ( m_pResourceBundle.get() == NULL )
// this should never happen, but we gracefully ignore it. It has been reported
// in the constructor in non-product builds.
return OUString();
return m_pResourceBundle->loadString( _nId );
}
void SharedResources_Impl::registerClient()
{
osl_atomic_increment( &s_nClients );
}
void SharedResources_Impl::revokeClient()
{
::osl::MutexGuard aGuard( getMutex() );
if ( 0 == osl_atomic_decrement( &s_nClients ) )
{
delete s_pInstance;
s_pInstance = NULL;
}
}
SharedResources_Impl& SharedResources_Impl::getInstance()
{
::osl::MutexGuard aGuard( getMutex() );
OSL_ENSURE( s_nClients > 0, "SharedResources_Impl::getInstance: no active clients!" );
if ( !s_pInstance )
s_pInstance = new SharedResources_Impl;
return *s_pInstance;
}
namespace
{
size_t lcl_substitute( OUString& _inout_rString,
const sal_Char* _pAsciiPattern, const OUString& _rReplace )
{
size_t nOccurrences = 0;
OUString sPattern( OUString::createFromAscii( _pAsciiPattern ) );
sal_Int32 nIndex = 0;
while ( ( nIndex = _inout_rString.indexOf( sPattern ) ) > -1 )
{
++nOccurrences;
_inout_rString = _inout_rString.replaceAt( nIndex, sPattern.getLength(), _rReplace );
}
return nOccurrences;
}
}
SharedResources::SharedResources()
{
SharedResources_Impl::registerClient();
}
SharedResources::~SharedResources()
{
SharedResources_Impl::revokeClient();
}
OUString SharedResources::getResourceString( ResourceId _nResId ) const
{
return SharedResources_Impl::getInstance().getResourceString( _nResId );
}
OUString SharedResources::getResourceStringWithSubstitution( ResourceId _nResId,
const sal_Char* _pAsciiPatternToReplace, const OUString& _rStringToSubstitute ) const
{
OUString sString( SharedResources_Impl::getInstance().getResourceString( _nResId ) );
OSL_VERIFY( lcl_substitute( sString, _pAsciiPatternToReplace, _rStringToSubstitute ) );
return sString;
}
OUString SharedResources::getResourceStringWithSubstitution( ResourceId _nResId,
const sal_Char* _pAsciiPatternToReplace1, const OUString& _rStringToSubstitute1,
const sal_Char* _pAsciiPatternToReplace2, const OUString& _rStringToSubstitute2 ) const
{
OUString sString( SharedResources_Impl::getInstance().getResourceString( _nResId ) );
OSL_VERIFY( lcl_substitute( sString, _pAsciiPatternToReplace1, _rStringToSubstitute1 ) );
OSL_VERIFY( lcl_substitute( sString, _pAsciiPatternToReplace2, _rStringToSubstitute2 ) );
return sString;
}
OUString SharedResources::getResourceStringWithSubstitution( ResourceId _nResId,
const sal_Char* _pAsciiPatternToReplace1, const OUString& _rStringToSubstitute1,
const sal_Char* _pAsciiPatternToReplace2, const OUString& _rStringToSubstitute2,
const sal_Char* _pAsciiPatternToReplace3, const OUString& _rStringToSubstitute3 ) const
{
OUString sString( SharedResources_Impl::getInstance().getResourceString( _nResId ) );
OSL_VERIFY( lcl_substitute( sString, _pAsciiPatternToReplace1, _rStringToSubstitute1 ) );
OSL_VERIFY( lcl_substitute( sString, _pAsciiPatternToReplace2, _rStringToSubstitute2 ) );
OSL_VERIFY( lcl_substitute( sString, _pAsciiPatternToReplace3, _rStringToSubstitute3 ) );
return sString;
}
OUString SharedResources::getResourceStringWithSubstitution( ResourceId _nResId,
const ::std::list< ::std::pair<const sal_Char* , OUString > >& _rStringToSubstitutes) const
{
OUString sString( SharedResources_Impl::getInstance().getResourceString( _nResId ) );
::std::list< ::std::pair<const sal_Char* , OUString > >::const_iterator aIter = _rStringToSubstitutes.begin();
::std::list< ::std::pair<const sal_Char* , OUString > >::const_iterator aEnd = _rStringToSubstitutes.end();
for(;aIter != aEnd; ++aIter)
OSL_VERIFY( lcl_substitute( sString, aIter->first, aIter->second ) );
return sString;
}
} // namespace connectivity
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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