649 lines
26 KiB
C++
649 lines
26 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <basic/basicmanagerrepository.hxx>
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#include <basic/basmgr.hxx>
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#include "scriptcont.hxx"
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#include "dlgcont.hxx"
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#include <basic/sbuno.hxx>
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#include "sbintern.hxx"
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/document/XStorageBasedDocument.hpp>
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#include <com/sun/star/document/XEmbeddedScripts.hpp>
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#include <com/sun/star/frame/Desktop.hpp>
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#include <svtools/ehdl.hxx>
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#include <svtools/sfxecode.hxx>
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#include <unotools/pathoptions.hxx>
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#include <svl/smplhint.hxx>
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#include <vcl/svapp.hxx>
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#include <tools/debug.hxx>
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#include <tools/diagnose_ex.h>
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#include <tools/urlobj.hxx>
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#include <comphelper/stl_types.hxx>
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#include <comphelper/processfactory.hxx>
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#include <comphelper/documentinfo.hxx>
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#include <unotools/eventlisteneradapter.hxx>
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#include <rtl/instance.hxx>
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#include <rtl/strbuf.hxx>
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#include <map>
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//........................................................................
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namespace basic
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{
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//........................................................................
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::XComponentContext;
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using ::com::sun::star::frame::XModel;
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using ::com::sun::star::frame::Desktop;
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using ::com::sun::star::uno::XInterface;
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using ::com::sun::star::uno::UNO_QUERY;
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using ::com::sun::star::embed::XStorage;
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using ::com::sun::star::script::XPersistentLibraryContainer;
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using ::com::sun::star::uno::Any;
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using ::com::sun::star::lang::XMultiServiceFactory;
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using ::com::sun::star::uno::UNO_QUERY_THROW;
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using ::com::sun::star::beans::XPropertySet;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::document::XStorageBasedDocument;
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using ::com::sun::star::lang::XComponent;
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using ::com::sun::star::document::XEmbeddedScripts;
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typedef BasicManager* BasicManagerPointer;
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typedef ::std::map< Reference< XInterface >, BasicManagerPointer, ::comphelper::OInterfaceCompare< XInterface > > BasicManagerStore;
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typedef ::std::vector< BasicManagerCreationListener* > CreationListeners;
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//====================================================================
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//= BasicManagerCleaner
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//====================================================================
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/// is the only instance which is allowed to delete a BasicManager instance
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class BasicManagerCleaner
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{
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public:
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static void deleteBasicManager( BasicManager*& _rpManager )
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{
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delete _rpManager;
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_rpManager = NULL;
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}
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};
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//====================================================================
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//= ImplRepository
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//====================================================================
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class ImplRepository : public ::utl::OEventListenerAdapter, public SfxListener
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{
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private:
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friend struct CreateImplRepository;
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ImplRepository();
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private:
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::osl::Mutex m_aMutex;
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BasicManagerStore m_aStore;
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CreationListeners m_aCreationListeners;
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public:
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static ImplRepository& Instance();
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BasicManager* getDocumentBasicManager( const Reference< XModel >& _rxDocumentModel );
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BasicManager* getApplicationBasicManager( bool _bCreate );
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void setApplicationBasicManager( BasicManager* _pBasicManager );
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void registerCreationListener( BasicManagerCreationListener& _rListener );
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void revokeCreationListener( BasicManagerCreationListener& _rListener );
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private:
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/** retrieves the location at which the BasicManager for the given model
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is stored.
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If previously, the BasicManager for this model has never been requested,
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then the model is added to the map, with an initial NULL BasicManager.
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@param _rxDocumentModel
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the model whose BasicManager's location is to be retrieved. Must not be <NULL/>.
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@precond
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our mutex is locked
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*/
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BasicManagerPointer&
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impl_getLocationForModel( const Reference< XModel >& _rxDocumentModel );
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/** creates a new BasicManager instance for the given model
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@param _out_rpBasicManager
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reference to the pointer variable that will hold the new
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BasicManager.
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@param _rxDocumentModel
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the model whose BasicManager will be created. Must not be <NULL/>.
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*/
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void impl_createManagerForModel(
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BasicManagerPointer& _out_rpBasicManager,
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const Reference< XModel >& _rxDocumentModel );
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/** creates the application-wide BasicManager
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*/
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BasicManagerPointer impl_createApplicationBasicManager();
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/** notifies all listeners which expressed interest in the creation of BasicManager instances.
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*/
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void impl_notifyCreationListeners(
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const Reference< XModel >& _rxDocumentModel,
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BasicManager& _rManager
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);
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/** retrieves the current storage of a given document
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@param _rxDocument
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the document whose storage is to be retrieved.
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@param _out_rStorage
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takes the storage upon successful return. Note that this might be <NULL/> even
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if <TRUE/> is returned. In this case, the document has not yet been saved.
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@return
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<TRUE/> if the storage could be successfully retrieved (in which case
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<arg>_out_rStorage</arg> might or might not be <NULL/>), <FALSE/> otherwise.
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In the latter case, processing this document should stop.
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*/
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bool impl_getDocumentStorage_nothrow( const Reference< XModel >& _rxDocument, Reference< XStorage >& _out_rStorage );
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/** retrieves the containers for Basic and Dialog libraries for a given document
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@param _rxDocument
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the document whose containers are to be retrieved.
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@param _out_rxBasicLibraries
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takes the basic library container upon successful return
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@param _out_rxDialogLibraries
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takes the dialog library container upon successful return
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@return
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<TRUE/> if and only if both containers exist, and could successfully be retrieved
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*/
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bool impl_getDocumentLibraryContainers_nothrow(
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const Reference< XModel >& _rxDocument,
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Reference< XPersistentLibraryContainer >& _out_rxBasicLibraries,
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Reference< XPersistentLibraryContainer >& _out_rxDialogLibraries
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);
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/** initializes the given library containers, which belong to a document
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*/
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void impl_initDocLibraryContainers_nothrow(
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const Reference< XPersistentLibraryContainer >& _rxBasicLibraries,
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const Reference< XPersistentLibraryContainer >& _rxDialogLibraries
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);
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// OEventListenerAdapter overridables
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virtual void _disposing( const ::com::sun::star::lang::EventObject& _rSource );
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// SfxListener overridables
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virtual void Notify( SfxBroadcaster& _rBC, const SfxHint& _rHint );
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/** removes the Model/BasicManager pair given by iterator from our store
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*/
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void impl_removeFromRepository( BasicManagerStore::iterator _pos );
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private:
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StarBASIC* impl_getDefaultAppBasicLibrary();
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};
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//====================================================================
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//= CreateImplRepository
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//====================================================================
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struct CreateImplRepository
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{
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ImplRepository* operator()()
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{
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static ImplRepository* pRepository = new ImplRepository;
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return pRepository;
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}
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};
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//====================================================================
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//= ImplRepository
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//====================================================================
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//--------------------------------------------------------------------
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ImplRepository::ImplRepository()
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{
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}
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//--------------------------------------------------------------------
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ImplRepository& ImplRepository::Instance()
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{
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return *rtl_Instance< ImplRepository, CreateImplRepository, ::osl::MutexGuard, ::osl::GetGlobalMutex >::
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create( CreateImplRepository(), ::osl::GetGlobalMutex() );
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}
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//--------------------------------------------------------------------
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BasicManager* ImplRepository::getDocumentBasicManager( const Reference< XModel >& _rxDocumentModel )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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/* #163556# (DR) - This function may be called recursively while
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constructing the Basic manager and loading the Basic storage. By
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passing the map entry received from impl_getLocationForModel() to
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the function impl_createManagerForModel(), the new Basic manager
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will be put immediately into the map of existing Basic managers,
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thus a recursive call of this function will find and return it
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without creating another instance.
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*/
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BasicManagerPointer& pBasicManager = impl_getLocationForModel( _rxDocumentModel );
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if ( pBasicManager == NULL )
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impl_createManagerForModel( pBasicManager, _rxDocumentModel );
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return pBasicManager;
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}
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//--------------------------------------------------------------------
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BasicManager* ImplRepository::getApplicationBasicManager( bool _bCreate )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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BasicManager* pAppManager = GetSbData()->pAppBasMgr;
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if ( ( pAppManager == NULL ) && _bCreate )
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pAppManager = impl_createApplicationBasicManager();
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return pAppManager;
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}
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//--------------------------------------------------------------------
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void ImplRepository::setApplicationBasicManager( BasicManager* _pBasicManager )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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BasicManager* pPreviousManager = getApplicationBasicManager( false );
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BasicManagerCleaner::deleteBasicManager( pPreviousManager );
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GetSbData()->pAppBasMgr = _pBasicManager;
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}
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//--------------------------------------------------------------------
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BasicManager* ImplRepository::impl_createApplicationBasicManager()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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OSL_PRECOND( getApplicationBasicManager( false ) == NULL, "ImplRepository::impl_createApplicationBasicManager: there already is one!" );
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// Determine Directory
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SvtPathOptions aPathCFG;
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OUString aAppBasicDir( aPathCFG.GetBasicPath() );
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if ( aAppBasicDir.isEmpty() )
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{
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aPathCFG.SetBasicPath(OUString("$(prog)"));
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}
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// Create basic and load it
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// AppBasicDir is now a PATH
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INetURLObject aAppBasic( SvtPathOptions().SubstituteVariable(OUString("$(progurl)")) );
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aAppBasic.insertName( Application::GetAppName() );
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BasicManager* pBasicManager = new BasicManager( new StarBASIC, &aAppBasicDir );
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setApplicationBasicManager( pBasicManager );
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// The first dir in the path as destination:
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OUString aFileName( aAppBasic.getName() );
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aAppBasic = INetURLObject( aAppBasicDir.getToken(1, ';') );
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DBG_ASSERT(aAppBasic.GetProtocol() != INET_PROT_NOT_VALID,
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OString("Invalid URL: \"" +
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OUStringToOString(aAppBasicDir, osl_getThreadTextEncoding()) +
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"\"").getStr());
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aAppBasic.insertName( aFileName );
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pBasicManager->SetStorageName( aAppBasic.PathToFileName() );
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// Basic container
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SfxScriptLibraryContainer* pBasicCont = new SfxScriptLibraryContainer( Reference< XStorage >() );
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Reference< XPersistentLibraryContainer > xBasicCont( pBasicCont );
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pBasicCont->setBasicManager( pBasicManager );
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// Dialog container
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SfxDialogLibraryContainer* pDialogCont = new SfxDialogLibraryContainer( Reference< XStorage >() );
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Reference< XPersistentLibraryContainer > xDialogCont( pDialogCont );
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LibraryContainerInfo aInfo( xBasicCont, xDialogCont, static_cast< OldBasicPassword* >( pBasicCont ) );
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pBasicManager->SetLibraryContainerInfo( aInfo );
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// global constants
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// StarDesktop
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Reference< XComponentContext > xContext = ::comphelper::getProcessComponentContext();
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pBasicManager->SetGlobalUNOConstant( "StarDesktop", makeAny( Desktop::create(xContext)));
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// (BasicLibraries and DialogLibraries have automatically been added in SetLibraryContainerInfo)
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// notify
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impl_notifyCreationListeners( NULL, *pBasicManager );
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// outta here
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return pBasicManager;
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}
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//--------------------------------------------------------------------
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void ImplRepository::registerCreationListener( BasicManagerCreationListener& _rListener )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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m_aCreationListeners.push_back( &_rListener );
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}
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//--------------------------------------------------------------------
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void ImplRepository::revokeCreationListener( BasicManagerCreationListener& _rListener )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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CreationListeners::iterator pos = ::std::find( m_aCreationListeners.begin(), m_aCreationListeners.end(), &_rListener );
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if ( pos != m_aCreationListeners.end() )
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m_aCreationListeners.erase( pos );
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else {
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OSL_FAIL( "ImplRepository::revokeCreationListener: listener is not registered!" );
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}
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}
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//--------------------------------------------------------------------
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void ImplRepository::impl_notifyCreationListeners( const Reference< XModel >& _rxDocumentModel, BasicManager& _rManager )
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{
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for ( CreationListeners::const_iterator loop = m_aCreationListeners.begin();
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loop != m_aCreationListeners.end();
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++loop
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)
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{
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(*loop)->onBasicManagerCreated( _rxDocumentModel, _rManager );
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}
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}
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//--------------------------------------------------------------------
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StarBASIC* ImplRepository::impl_getDefaultAppBasicLibrary()
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{
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BasicManager* pAppManager = getApplicationBasicManager( true );
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StarBASIC* pAppBasic = pAppManager ? pAppManager->GetLib(0) : NULL;
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DBG_ASSERT( pAppBasic != NULL, "impl_getApplicationBasic: unable to determine the default application's Basic library!" );
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return pAppBasic;
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}
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//--------------------------------------------------------------------
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BasicManagerPointer& ImplRepository::impl_getLocationForModel( const Reference< XModel >& _rxDocumentModel )
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{
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DBG_ASSERT( _rxDocumentModel.is(), "ImplRepository::impl_getLocationForModel: invalid model!" );
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BasicManagerPointer& location = m_aStore[ _rxDocumentModel ];
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return location;
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}
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//--------------------------------------------------------------------
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void ImplRepository::impl_initDocLibraryContainers_nothrow( const Reference< XPersistentLibraryContainer >& _rxBasicLibraries, const Reference< XPersistentLibraryContainer >& _rxDialogLibraries )
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{
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OSL_PRECOND( _rxBasicLibraries.is() && _rxDialogLibraries.is(),
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"ImplRepository::impl_initDocLibraryContainers_nothrow: illegal library containers, this will crash!" );
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try
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{
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// ensure there's a standard library in the basic container
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OUString aStdLibName( "Standard" );
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if ( !_rxBasicLibraries->hasByName( aStdLibName ) )
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{
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_rxBasicLibraries->createLibrary( aStdLibName );
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}
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// as well as in the dialog container
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if ( !_rxDialogLibraries->hasByName( aStdLibName ) )
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{
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_rxDialogLibraries->createLibrary( aStdLibName );
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}
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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//--------------------------------------------------------------------
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void ImplRepository::impl_createManagerForModel( BasicManagerPointer& _out_rpBasicManager, const Reference< XModel >& _rxDocumentModel )
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{
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StarBASIC* pAppBasic = impl_getDefaultAppBasicLibrary();
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_out_rpBasicManager = 0;
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Reference< XStorage > xStorage;
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if ( !impl_getDocumentStorage_nothrow( _rxDocumentModel, xStorage ) )
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{
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// the document is not able to provide the storage it is based on.
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return;
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}
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Reference< XPersistentLibraryContainer > xBasicLibs;
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Reference< XPersistentLibraryContainer > xDialogLibs;
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if ( !impl_getDocumentLibraryContainers_nothrow( _rxDocumentModel, xBasicLibs, xDialogLibs ) )
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// the document does not have BasicLibraries and DialogLibraries
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return;
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if ( xStorage.is() )
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{
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// load BASIC-manager
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SfxErrorContext aErrContext( ERRCTX_SFX_LOADBASIC,
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::comphelper::DocumentInfo::getDocumentTitle( _rxDocumentModel ) );
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OUString aAppBasicDir = SvtPathOptions().GetBasicPath();
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// Storage and BaseURL are only needed by binary documents!
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SotStorageRef xDummyStor = new SotStorage( OUString() );
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_out_rpBasicManager = new BasicManager( *xDummyStor, OUString() /* TODO/LATER: xStorage */,
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pAppBasic,
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&aAppBasicDir, true );
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if ( !_out_rpBasicManager->GetErrors().empty() )
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{
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// handle errors
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std::vector<BasicError>& aErrors = _out_rpBasicManager->GetErrors();
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for(std::vector<BasicError>::const_iterator i = aErrors.begin(); i != aErrors.end(); ++i)
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{
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// show message to user
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if ( ERRCODE_BUTTON_CANCEL == ErrorHandler::HandleError( i->GetErrorId() ) )
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{
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// user wants to break loading of BASIC-manager
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BasicManagerCleaner::deleteBasicManager( _out_rpBasicManager );
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xStorage.clear();
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break;
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}
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}
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}
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}
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// not loaded?
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if ( !xStorage.is() )
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{
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// create new BASIC-manager
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StarBASIC* pBasic = new StarBASIC( pAppBasic );
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pBasic->SetFlag( SBX_EXTSEARCH );
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_out_rpBasicManager = new BasicManager( pBasic, NULL, true );
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}
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// knit the containers with the BasicManager
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LibraryContainerInfo aInfo( xBasicLibs, xDialogLibs, dynamic_cast< OldBasicPassword* >( xBasicLibs.get() ) );
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OSL_ENSURE( aInfo.mpOldBasicPassword, "ImplRepository::impl_createManagerForModel: wrong BasicLibraries implementation!" );
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_out_rpBasicManager->SetLibraryContainerInfo( aInfo );
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// initialize the containers
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impl_initDocLibraryContainers_nothrow( xBasicLibs, xDialogLibs );
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// so that also dialogs etc. could be 'qualified' addressed
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_out_rpBasicManager->GetLib(0)->SetParent( pAppBasic );
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// global properties in the document's Basic
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_out_rpBasicManager->SetGlobalUNOConstant( "ThisComponent", makeAny( _rxDocumentModel ) );
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// notify
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impl_notifyCreationListeners( _rxDocumentModel, *_out_rpBasicManager );
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// register as listener for this model being disposed/closed
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OSL_ENSURE( _rxDocumentModel.is(), "ImplRepository::impl_createManagerForModel: the document must be an XComponent!" );
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startComponentListening( _rxDocumentModel );
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// register as listener for the BasicManager being destroyed
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StartListening( *_out_rpBasicManager );
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// #i104876: Library container must not be modified just after
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// creation. This happens as side effect when creating default
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// "Standard" libraries and needs to be corrected here
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xBasicLibs->setModified( sal_False );
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xDialogLibs->setModified( sal_False );
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}
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|
|
//--------------------------------------------------------------------
|
|
bool ImplRepository::impl_getDocumentStorage_nothrow( const Reference< XModel >& _rxDocument, Reference< XStorage >& _out_rStorage )
|
|
{
|
|
_out_rStorage.clear();
|
|
try
|
|
{
|
|
Reference< XStorageBasedDocument > xStorDoc( _rxDocument, UNO_QUERY_THROW );
|
|
_out_rStorage.set( xStorDoc->getDocumentStorage() );
|
|
}
|
|
catch( const Exception& )
|
|
{
|
|
DBG_UNHANDLED_EXCEPTION();
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
bool ImplRepository::impl_getDocumentLibraryContainers_nothrow( const Reference< XModel >& _rxDocument,
|
|
Reference< XPersistentLibraryContainer >& _out_rxBasicLibraries, Reference< XPersistentLibraryContainer >& _out_rxDialogLibraries )
|
|
{
|
|
_out_rxBasicLibraries.clear();
|
|
_out_rxDialogLibraries.clear();
|
|
try
|
|
{
|
|
Reference< XEmbeddedScripts > xScripts( _rxDocument, UNO_QUERY_THROW );
|
|
_out_rxBasicLibraries.set( xScripts->getBasicLibraries(), UNO_QUERY_THROW );
|
|
_out_rxDialogLibraries.set( xScripts->getDialogLibraries(), UNO_QUERY_THROW );
|
|
}
|
|
catch( const Exception& )
|
|
{
|
|
DBG_UNHANDLED_EXCEPTION();
|
|
}
|
|
return _out_rxBasicLibraries.is() && _out_rxDialogLibraries.is();
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void ImplRepository::impl_removeFromRepository( BasicManagerStore::iterator _pos )
|
|
{
|
|
OSL_PRECOND( _pos != m_aStore.end(), "ImplRepository::impl_removeFromRepository: invalid position!" );
|
|
|
|
BasicManager* pManager = _pos->second;
|
|
|
|
// *first* remove from map (else Notify won't work properly)
|
|
m_aStore.erase( _pos );
|
|
|
|
// *then* delete the BasicManager
|
|
EndListening( *pManager );
|
|
BasicManagerCleaner::deleteBasicManager( pManager );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void ImplRepository::_disposing( const ::com::sun::star::lang::EventObject& _rSource )
|
|
{
|
|
::osl::MutexGuard aGuard( m_aMutex );
|
|
|
|
Reference< XInterface > xNormalizedSource( _rSource.Source, UNO_QUERY );
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
bool bFound = false;
|
|
#endif
|
|
|
|
for ( BasicManagerStore::iterator loop = m_aStore.begin();
|
|
loop != m_aStore.end();
|
|
++loop
|
|
)
|
|
{
|
|
if ( loop->first.get() == xNormalizedSource.get() )
|
|
{
|
|
impl_removeFromRepository( loop );
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
bFound = true;
|
|
#endif
|
|
break;
|
|
}
|
|
}
|
|
|
|
OSL_ENSURE( bFound, "ImplRepository::_disposing: where does this come from?" );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void ImplRepository::Notify( SfxBroadcaster& _rBC, const SfxHint& _rHint )
|
|
{
|
|
const SfxSimpleHint* pSimpleHint = dynamic_cast< const SfxSimpleHint* >( &_rHint );
|
|
if ( !pSimpleHint || ( pSimpleHint->GetId() != SFX_HINT_DYING ) )
|
|
// not interested in
|
|
return;
|
|
|
|
BasicManager* pManager = dynamic_cast< BasicManager* >( &_rBC );
|
|
OSL_ENSURE( pManager, "ImplRepository::Notify: where does this come from?" );
|
|
|
|
for ( BasicManagerStore::iterator loop = m_aStore.begin();
|
|
loop != m_aStore.end();
|
|
++loop
|
|
)
|
|
{
|
|
if ( loop->second == pManager )
|
|
{
|
|
// a BasicManager which is still in our repository is being deleted.
|
|
// That's bad, since by definition, we *own* all instances in our
|
|
// repository.
|
|
OSL_FAIL( "ImplRepository::Notify: nobody should tamper with the managers, except ourself!" );
|
|
m_aStore.erase( loop );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//====================================================================
|
|
//= BasicManagerRepository
|
|
//====================================================================
|
|
//--------------------------------------------------------------------
|
|
BasicManager* BasicManagerRepository::getDocumentBasicManager( const Reference< XModel >& _rxDocumentModel )
|
|
{
|
|
return ImplRepository::Instance().getDocumentBasicManager( _rxDocumentModel );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
BasicManager* BasicManagerRepository::getApplicationBasicManager( bool _bCreate )
|
|
{
|
|
return ImplRepository::Instance().getApplicationBasicManager( _bCreate );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void BasicManagerRepository::resetApplicationBasicManager()
|
|
{
|
|
return ImplRepository::Instance().setApplicationBasicManager( NULL );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void BasicManagerRepository::registerCreationListener( BasicManagerCreationListener& _rListener )
|
|
{
|
|
ImplRepository::Instance().registerCreationListener( _rListener );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void BasicManagerRepository::revokeCreationListener( BasicManagerCreationListener& _rListener )
|
|
{
|
|
ImplRepository::Instance().revokeCreationListener( _rListener );
|
|
}
|
|
|
|
//........................................................................
|
|
} // namespace basic
|
|
//........................................................................
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|