281 lines
8.8 KiB
C++
281 lines
8.8 KiB
C++
/*************************************************************************
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*
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* $RCSfile: macro_expander.cxx,v $
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*
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* $Revision: 1.1 $
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*
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* last change: $Author: dbo $ $Date: 2002-06-14 13:20:19 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2002 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include <rtl/bootstrap.hxx>
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#include <cppuhelper/factory.hxx>
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#include <cppuhelper/compbase3.hxx>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/util/XMacroExpander.hpp>
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#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
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#define SERVICE_NAME_A "com.sun.star.lang.MacroExpander"
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#define SERVICE_NAME_B "com.sun.star.lang.BootstrapMacroExpander"
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#define IMPL_NAME "com.sun.star.lang.comp.cppuhelper.BootstrapMacroExpander"
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using namespace ::rtl;
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using namespace ::osl;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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namespace cppu
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{
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//---- private forward -----------------------------------------------------------------------------
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Bootstrap const & __get_unorc() SAL_THROW( () );
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}
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namespace
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{
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// static stuff initialized when loading lib
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static OUString s_impl_name = OUSTR(IMPL_NAME);
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static Sequence< OUString > const & s_get_service_names()
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{
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static Sequence< OUString > const * s_pnames = 0;
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if (! s_pnames)
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{
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MutexGuard guard( Mutex::getGlobalMutex() );
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if (! s_pnames)
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{
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static Sequence< OUString > s_names( 2 );
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s_names[ 0 ] = OUSTR(SERVICE_NAME_A);
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s_names[ 1 ] = OUSTR(SERVICE_NAME_B);
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s_pnames = &s_names;
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}
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}
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return *s_pnames;
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}
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typedef ::cppu::WeakComponentImplHelper3<
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util::XMacroExpander, lang::XServiceInfo, lang::XInitialization > t_uno_impl;
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struct mutex_holder
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{
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Mutex m_mutex;
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};
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class Bootstrap_MacroExpander : public mutex_holder, public t_uno_impl
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{
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rtlBootstrapHandle m_bstrap;
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OUString m_rc_path;
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protected:
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virtual void SAL_CALL disposing();
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public:
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inline Bootstrap_MacroExpander( Reference< XComponentContext > const & ) SAL_THROW( () )
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: t_uno_impl( m_mutex ),
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m_bstrap( 0 )
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{}
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virtual ~Bootstrap_MacroExpander()
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SAL_THROW( () );
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// XMacroExpander impl
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virtual OUString SAL_CALL expandMacros( OUString const & exp )
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throw (lang::IllegalArgumentException);
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// XInitialization impl
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virtual void SAL_CALL initialize(
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Sequence< Any > const & arguments )
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throw (Exception);
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// XServiceInfo impl
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virtual OUString SAL_CALL getImplementationName()
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throw (RuntimeException);
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virtual sal_Bool SAL_CALL supportsService( OUString const & serviceName )
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throw (RuntimeException);
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virtual Sequence< OUString > SAL_CALL getSupportedServiceNames()
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throw (RuntimeException);
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};
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//__________________________________________________________________________________________________
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void Bootstrap_MacroExpander::disposing()
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{
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if (m_bstrap)
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{
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rtl_bootstrap_args_close( m_bstrap );
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m_bstrap = 0;
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}
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}
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//__________________________________________________________________________________________________
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Bootstrap_MacroExpander::~Bootstrap_MacroExpander() SAL_THROW( () )
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{
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if (m_bstrap)
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{
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rtl_bootstrap_args_close( m_bstrap );
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m_bstrap = 0;
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}
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}
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// XServiceInfo impl
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//__________________________________________________________________________________________________
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OUString Bootstrap_MacroExpander::getImplementationName()
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throw (RuntimeException)
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{
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return s_impl_name;
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}
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//__________________________________________________________________________________________________
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sal_Bool Bootstrap_MacroExpander::supportsService( OUString const & serviceName )
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throw (RuntimeException)
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{
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Sequence< OUString > const & service_names = s_get_service_names();
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OUString const * p = service_names.getConstArray();
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for ( sal_Int32 nPos = service_names.getLength(); nPos--; )
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{
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if (p[ nPos ].equals( serviceName ))
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return sal_True;
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}
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return sal_False;
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}
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//__________________________________________________________________________________________________
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Sequence< OUString > Bootstrap_MacroExpander::getSupportedServiceNames()
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throw (RuntimeException)
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{
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return s_get_service_names();
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}
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// XInitialization impl
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//__________________________________________________________________________________________________
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void SAL_CALL Bootstrap_MacroExpander::initialize(
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Sequence< Any > const & arguments )
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throw (Exception)
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{
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if (m_bstrap)
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{
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throw RuntimeException(
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OUSTR("already initialized!"),
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Reference< XInterface >() );
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}
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if (1 != arguments.getLength())
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{
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throw lang::IllegalArgumentException(
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OUSTR("invalid number of args given! give single file url!"),
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Reference< XInterface >(),
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0 );
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}
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if (! (arguments[ 0 ] >>= m_rc_path))
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{
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throw lang::IllegalArgumentException(
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OUSTR("give file url!"),
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Reference< XInterface >(),
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0 );
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}
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}
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// XMacroExpander impl
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//__________________________________________________________________________________________________
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OUString Bootstrap_MacroExpander::expandMacros( OUString const & exp )
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throw (lang::IllegalArgumentException)
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{
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// determine bootstrap handle
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rtlBootstrapHandle bstrap;
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if (m_rc_path.getLength())
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{
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// late init
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if (! m_bstrap)
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{
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rtlBootstrapHandle bstrap = rtl_bootstrap_args_open( m_rc_path.pData );
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ClearableMutexGuard guard( Mutex::getGlobalMutex() );
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if (m_bstrap)
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{
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guard.clear();
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rtl_bootstrap_args_close( bstrap );
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}
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else
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{
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m_bstrap = bstrap;
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}
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}
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bstrap = m_bstrap;
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}
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else
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{
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bstrap = ::cppu::__get_unorc().getHandle();
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}
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// expand
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OUString ret( exp );
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rtl_bootstrap_expandMacros_from_handle( bstrap, &ret.pData );
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return ret;
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}
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//==================================================================================================
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Reference< XInterface > SAL_CALL service_create(
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Reference< XComponentContext > const & xComponentContext )
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SAL_THROW( (RuntimeException) )
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{
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return static_cast< ::cppu::OWeakObject * >( new Bootstrap_MacroExpander( xComponentContext ) );
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}
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}
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namespace cppu
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{
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//##################################################################################################
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Reference< lang::XSingleComponentFactory > create_boostrap_macro_expander_factory() SAL_THROW( () )
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{
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return ::cppu::createSingleComponentFactory(
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service_create,
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s_impl_name,
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s_get_service_names() );
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}
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}
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