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Diffstat (limited to 'sfx2/source/appl/macroloader.cxx')
| -rw-r--r-- | sfx2/source/appl/macroloader.cxx | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/sfx2/source/appl/macroloader.cxx b/sfx2/source/appl/macroloader.cxx new file mode 100644 index 000000000..bf6dd7669 --- /dev/null +++ b/sfx2/source/appl/macroloader.cxx @@ -0,0 +1,344 @@ +/* -*- 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 <config_features.h> + +#include <macroloader.hxx> + +#include <com/sun/star/frame/DispatchResultState.hpp> +#include <basic/basmgr.hxx> +#include <basic/sbuno.hxx> +#include <basic/sberrors.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <cppuhelper/weak.hxx> +#include <cppuhelper/weakref.hxx> +#include <framework/documentundoguard.hxx> +#include <sfx2/app.hxx> +#include <sfx2/frame.hxx> +#include <sfx2/objsh.hxx> +#include <tools/urlobj.hxx> +#include <vcl/svapp.hxx> + +#include <memory> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::frame; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::util; + +SfxMacroLoader::SfxMacroLoader(const css::uno::Sequence< css::uno::Any >& aArguments) +{ + Reference < XFrame > xFrame; + if ( aArguments.hasElements() ) + { + aArguments[0] >>= xFrame; + m_xFrame = xFrame; + } +} + +OUString SAL_CALL SfxMacroLoader::getImplementationName() +{ + return "com.sun.star.comp.sfx2.SfxMacroLoader"; +} + +sal_Bool SAL_CALL SfxMacroLoader::supportsService(OUString const & ServiceName) +{ + return cppu::supportsService(this, ServiceName); +} + +css::uno::Sequence<OUString> SAL_CALL SfxMacroLoader::getSupportedServiceNames() +{ + return { "com.sun.star.frame.ProtocolHandler" }; +} + +SfxObjectShell* SfxMacroLoader::GetObjectShell(const Reference <XFrame>& xFrame) +{ + SfxObjectShell* pDocShell = nullptr; + + if ( xFrame.is() ) + { + SfxFrame* pFrame=nullptr; + for ( pFrame = SfxFrame::GetFirst(); pFrame; pFrame = SfxFrame::GetNext( *pFrame ) ) + { + if ( pFrame->GetFrameInterface() == xFrame ) + break; + } + + if ( pFrame ) + pDocShell = pFrame->GetCurrentDocument(); + } + + return pDocShell; +} + +SfxObjectShell* SfxMacroLoader::GetObjectShell_Impl() +{ + Reference < XFrame > xFrame( m_xFrame.get(), UNO_QUERY ); + return SfxMacroLoader::GetObjectShell(xFrame); +} + +uno::Reference<frame::XDispatch> SAL_CALL SfxMacroLoader::queryDispatch( + const util::URL& aURL , + const OUString& /*sTargetFrameName*/, + sal_Int32 /*nSearchFlags*/ ) +{ + uno::Reference<frame::XDispatch> xDispatcher; + if(aURL.Complete.startsWith("macro:")) + xDispatcher = this; + return xDispatcher; +} + + +uno::Sequence< uno::Reference<frame::XDispatch> > SAL_CALL + SfxMacroLoader::queryDispatches( const uno::Sequence < frame::DispatchDescriptor >& seqDescriptor ) +{ + sal_Int32 nCount = seqDescriptor.getLength(); + uno::Sequence< uno::Reference<frame::XDispatch> > lDispatcher(nCount); + std::transform(seqDescriptor.begin(), seqDescriptor.end(), lDispatcher.getArray(), + [this](const frame::DispatchDescriptor& rDescr) -> uno::Reference<frame::XDispatch> { + return queryDispatch(rDescr.FeatureURL, rDescr.FrameName, rDescr.SearchFlags); }); + return lDispatcher; +} + + +void SAL_CALL SfxMacroLoader::dispatchWithNotification( + const util::URL& aURL, const uno::Sequence<beans::PropertyValue>& /*lArgs*/, + const uno::Reference<frame::XDispatchResultListener>& xListener ) +{ + SolarMutexGuard aGuard; + + uno::Any aAny; + ErrCode nErr = loadMacro( aURL.Complete, aAny, GetObjectShell_Impl() ); + if( !xListener.is() ) + return; + + // always call dispatchFinished(), because we didn't load a document but + // executed a macro instead! + frame::DispatchResultEvent aEvent; + + aEvent.Source = static_cast< ::cppu::OWeakObject* >(this); + if( nErr == ERRCODE_NONE ) + aEvent.State = frame::DispatchResultState::SUCCESS; + else + aEvent.State = frame::DispatchResultState::FAILURE; + + xListener->dispatchFinished( aEvent ) ; +} + +uno::Any SAL_CALL SfxMacroLoader::dispatchWithReturnValue( + const util::URL& aURL, const uno::Sequence<beans::PropertyValue>& ) +{ + uno::Any aRet; + ErrCode nErr = loadMacro( aURL.Complete, aRet, GetObjectShell_Impl() ); + + // aRet gets set to a different value only if nErr == ERRCODE_NONE + // Return it in such case to preserve the original behaviour + + // In all other cases (nErr != ERRCODE_NONE), the calling code gets + // the actual error code back + if ( nErr != ERRCODE_NONE ) + { + beans::PropertyValue aErrorCode; + + aErrorCode.Name = "ErrorCode"; + aErrorCode.Value <<= sal_uInt32(nErr); + + aRet <<= aErrorCode; + } + + return aRet; +} + +void SAL_CALL SfxMacroLoader::dispatch( + const util::URL& aURL, const uno::Sequence<beans::PropertyValue>& /*lArgs*/ ) +{ + SolarMutexGuard aGuard; + + uno::Any aAny; + loadMacro( aURL.Complete, aAny, GetObjectShell_Impl() ); +} + +void SAL_CALL SfxMacroLoader::addStatusListener( + const uno::Reference< frame::XStatusListener >& , + const util::URL& ) +{ + /* TODO + How we can handle different listener for further coming or currently running dispatch() jobs + without any inconsistency! + */ +} + + +void SAL_CALL SfxMacroLoader::removeStatusListener( + const uno::Reference< frame::XStatusListener >&, + const util::URL& ) +{ +} + +ErrCode SfxMacroLoader::loadMacro( const OUString& rURL, css::uno::Any& rRetval, SfxObjectShell* pSh ) +{ +#if !HAVE_FEATURE_SCRIPTING + (void) rURL; + (void) rRetval; + (void) pSh; + return ERRCODE_BASIC_PROC_UNDEFINED; +#else + SfxObjectShell* pCurrent = pSh; + if ( !pCurrent ) + // all not full qualified names use the BASIC of the given or current document + pCurrent = SfxObjectShell::Current(); + + // 'macro:///lib.mod.proc(args)' => macro of App-BASIC + // 'macro://[docname|.]/lib.mod.proc(args)' => macro of current or qualified document + // 'macro://obj.method(args)' => direct API call, execute it via App-BASIC + const OUString& aMacro( rURL ); + sal_Int32 nThirdSlashPos = aMacro.indexOf( '/', 8 ); + sal_Int32 nArgsPos = aMacro.indexOf( '(' ); + BasicManager *pAppMgr = SfxApplication::GetBasicManager(); + BasicManager *pBasMgr = nullptr; + ErrCode nErr = ERRCODE_NONE; + + // should a macro function be executed ( no direct API call)? + if ( -1 != nThirdSlashPos && ( -1 == nArgsPos || nThirdSlashPos < nArgsPos ) ) + { + // find BasicManager + SfxObjectShell* pDoc = nullptr; + OUString aBasMgrName( INetURLObject::decode(aMacro.subView( 8, nThirdSlashPos-8 ), INetURLObject::DecodeMechanism::WithCharset) ); + if ( aBasMgrName.isEmpty() ) + pBasMgr = pAppMgr; + else if ( aBasMgrName == "." ) + { + // current/actual document + pDoc = pCurrent; + if (pDoc) + pBasMgr = pDoc->GetBasicManager(); + } + else + { + // full qualified name, find document by name + for ( SfxObjectShell *pObjSh = SfxObjectShell::GetFirst(); + pObjSh && !pBasMgr; + pObjSh = SfxObjectShell::GetNext(*pObjSh) ) + if ( aBasMgrName == pObjSh->GetTitle(SFX_TITLE_APINAME) ) + { + pDoc = pObjSh; + pBasMgr = pDoc->GetBasicManager(); + } + } + + if ( pBasMgr ) + { + const bool bIsAppBasic = ( pBasMgr == pAppMgr ); + const bool bIsDocBasic = ( pBasMgr != pAppMgr ); + + if ( pDoc ) + { + // security check for macros from document basic if an SFX doc is given + if ( !pDoc->AdjustMacroMode() ) + // check forbids execution + return ERRCODE_IO_ACCESSDENIED; + } + + // find BASIC method + OUString aQualifiedMethod( INetURLObject::decode(aMacro.subView( nThirdSlashPos+1 ), INetURLObject::DecodeMechanism::WithCharset) ); + OUString aArgs; + if ( -1 != nArgsPos ) + { + // remove arguments from macro name + aArgs = aQualifiedMethod.copy( nArgsPos - nThirdSlashPos - 1 ); + aQualifiedMethod = aQualifiedMethod.copy( 0, nArgsPos - nThirdSlashPos - 1 ); + } + + if ( pBasMgr->HasMacro( aQualifiedMethod ) ) + { + Any aOldThisComponent; + const bool bSetDocMacroMode = ( pDoc != nullptr ) && bIsDocBasic; + const bool bSetGlobalThisComponent = ( pDoc != nullptr ) && bIsAppBasic; + if ( bSetDocMacroMode ) + { + // mark document: it executes an own macro, so it's in a modal mode + pDoc->SetMacroMode_Impl(); + } + + if ( bSetGlobalThisComponent ) + { + // document is executed via AppBASIC, adjust ThisComponent variable + pAppMgr->SetGlobalUNOConstant( "ThisComponent", Any( pDoc->GetModel() ), &aOldThisComponent ); + } + + // just to let the shell be alive + SfxObjectShellRef xKeepDocAlive = pDoc; + + { + // attempt to protect the document against the script tampering with its Undo Context + std::optional< ::framework::DocumentUndoGuard > pUndoGuard; + if ( bIsDocBasic ) + pUndoGuard.emplace( pDoc->GetModel() ); + + // execute the method + SbxVariableRef retValRef = new SbxVariable; + nErr = pBasMgr->ExecuteMacro( aQualifiedMethod, aArgs, retValRef.get() ); + if ( nErr == ERRCODE_NONE ) + rRetval = sbxToUnoValue( retValRef.get() ); + } + + if ( bSetGlobalThisComponent ) + { + pAppMgr->SetGlobalUNOConstant( "ThisComponent", aOldThisComponent ); + } + + if ( bSetDocMacroMode ) + { + // remove flag for modal mode + pDoc->SetMacroMode_Impl( false ); + } + } + else + nErr = ERRCODE_BASIC_PROC_UNDEFINED; + } + else + nErr = ERRCODE_IO_NOTEXISTS; + } + else + { + // direct API call on a specified object + OUString aCall = + "[" + + INetURLObject::decode(aMacro.subView(6), + INetURLObject::DecodeMechanism::WithCharset) + + "]"; + pAppMgr->GetLib(0)->Execute(aCall); + nErr = SbxBase::GetError(); + } + + SbxBase::ResetError(); + return nErr; +#endif +} + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * +com_sun_star_comp_sfx2_SfxMacroLoader_get_implementation( + css::uno::XComponentContext *, + css::uno::Sequence<css::uno::Any> const &arguments) +{ + return cppu::acquire(new SfxMacroLoader(arguments)); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |