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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include "basscript.hxx"
21 : #include <osl/mutex.hxx>
22 : #include <vcl/svapp.hxx>
23 : #include <basic/sbx.hxx>
24 : #include <basic/sbstar.hxx>
25 : #include <basic/sbmod.hxx>
26 : #include <basic/sbmeth.hxx>
27 : #include <basic/sbuno.hxx>
28 : #include <basic/basmgr.hxx>
29 : #include <com/sun/star/script/provider/ScriptFrameworkErrorType.hpp>
30 : #include "bcholder.hxx"
31 : #include <comphelper/proparrhlp.hxx>
32 : #include <comphelper/propertycontainer.hxx>
33 : #include <com/sun/star/beans/PropertyAttribute.hpp>
34 : #include <map>
35 :
36 :
37 : using namespace ::com::sun::star;
38 : using namespace ::com::sun::star::lang;
39 : using namespace ::com::sun::star::uno;
40 : using namespace ::com::sun::star::script;
41 : using namespace ::com::sun::star::document;
42 : using namespace ::com::sun::star::beans;
43 :
44 :
45 :
46 : namespace basprov
47 : {
48 :
49 : #define BASSCRIPT_PROPERTY_ID_CALLER 1
50 : #define BASSCRIPT_PROPERTY_CALLER OUString( "Caller" )
51 :
52 : #define BASSCRIPT_DEFAULT_ATTRIBS() PropertyAttribute::BOUND | PropertyAttribute::TRANSIENT
53 :
54 : typedef ::std::map< sal_Int16, Any, ::std::less< sal_Int16 > > OutParamMap;
55 :
56 :
57 : // BasicScriptImpl
58 :
59 :
60 :
61 :
62 0 : BasicScriptImpl::BasicScriptImpl( const OUString& funcName, SbMethodRef xMethod )
63 : : ::scripting_helper::OBroadcastHelperHolder( m_aMutex )
64 0 : ,OPropertyContainer( GetBroadcastHelper() )
65 : ,m_xMethod( xMethod )
66 : ,m_funcName( funcName )
67 : ,m_documentBasicManager( NULL )
68 0 : ,m_xDocumentScriptContext()
69 : {
70 0 : registerProperty( BASSCRIPT_PROPERTY_CALLER, BASSCRIPT_PROPERTY_ID_CALLER, BASSCRIPT_DEFAULT_ATTRIBS(), &m_caller, ::getCppuType( &m_caller ) );
71 0 : }
72 :
73 :
74 :
75 0 : BasicScriptImpl::BasicScriptImpl( const OUString& funcName, SbMethodRef xMethod,
76 : BasicManager& documentBasicManager, const Reference< XScriptInvocationContext >& documentScriptContext ) : ::scripting_helper::OBroadcastHelperHolder( m_aMutex )
77 0 : ,OPropertyContainer( GetBroadcastHelper() )
78 : ,m_xMethod( xMethod )
79 : ,m_funcName( funcName )
80 : ,m_documentBasicManager( &documentBasicManager )
81 0 : ,m_xDocumentScriptContext( documentScriptContext )
82 : {
83 0 : StartListening( *m_documentBasicManager );
84 0 : registerProperty( BASSCRIPT_PROPERTY_CALLER, BASSCRIPT_PROPERTY_ID_CALLER, BASSCRIPT_DEFAULT_ATTRIBS(), &m_caller, ::getCppuType( &m_caller ) );
85 0 : }
86 :
87 :
88 0 : BasicScriptImpl::~BasicScriptImpl()
89 : {
90 0 : if ( m_documentBasicManager )
91 0 : EndListening( *m_documentBasicManager );
92 0 : }
93 :
94 :
95 : // SfxListener
96 :
97 0 : void BasicScriptImpl::Notify( SfxBroadcaster& rBC, const SfxHint& rHint )
98 : {
99 0 : if ( &rBC != m_documentBasicManager )
100 : {
101 : OSL_ENSURE( false, "BasicScriptImpl::Notify: where does this come from?" );
102 : // not interested in
103 0 : return;
104 : }
105 0 : const SfxSimpleHint* pSimpleHint = PTR_CAST( SfxSimpleHint, &rHint );
106 0 : if ( pSimpleHint && ( pSimpleHint->GetId() == SFX_HINT_DYING ) )
107 : {
108 0 : m_documentBasicManager = NULL;
109 0 : EndListening( rBC ); // prevent multiple notifications
110 : }
111 : }
112 :
113 :
114 : // XInterface
115 :
116 :
117 0 : IMPLEMENT_FORWARD_XINTERFACE2( BasicScriptImpl, BasicScriptImpl_BASE, OPropertyContainer )
118 :
119 :
120 : // XTypeProvider
121 :
122 :
123 0 : IMPLEMENT_FORWARD_XTYPEPROVIDER2( BasicScriptImpl, BasicScriptImpl_BASE, OPropertyContainer )
124 :
125 :
126 : // OPropertySetHelper
127 :
128 :
129 0 : ::cppu::IPropertyArrayHelper& BasicScriptImpl::getInfoHelper( )
130 : {
131 0 : return *getArrayHelper();
132 : }
133 :
134 :
135 : // OPropertyArrayUsageHelper
136 :
137 :
138 0 : ::cppu::IPropertyArrayHelper* BasicScriptImpl::createArrayHelper( ) const
139 : {
140 0 : Sequence< Property > aProps;
141 0 : describeProperties( aProps );
142 0 : return new ::cppu::OPropertyArrayHelper( aProps );
143 : }
144 :
145 :
146 : // XPropertySet
147 :
148 :
149 0 : Reference< XPropertySetInfo > BasicScriptImpl::getPropertySetInfo( ) throw (RuntimeException, std::exception)
150 : {
151 0 : Reference< XPropertySetInfo > xInfo( createPropertySetInfo( getInfoHelper() ) );
152 0 : return xInfo;
153 : }
154 :
155 :
156 : // XScript
157 :
158 :
159 0 : Any BasicScriptImpl::invoke( const Sequence< Any >& aParams, Sequence< sal_Int16 >& aOutParamIndex, Sequence< Any >& aOutParam )
160 : throw ( provider::ScriptFrameworkErrorException, reflection::InvocationTargetException, uno::RuntimeException, std::exception)
161 : {
162 : // TODO: throw CannotConvertException
163 : // TODO: check length of aOutParamIndex, aOutParam
164 :
165 0 : SolarMutexGuard aGuard;
166 :
167 0 : Any aReturn;
168 :
169 0 : if ( m_xMethod )
170 : {
171 : // check if compiled
172 0 : SbModule* pModule = static_cast< SbModule* >( m_xMethod->GetParent() );
173 0 : if ( pModule && !pModule->IsCompiled() )
174 0 : pModule->Compile();
175 :
176 : // check number of parameters
177 0 : sal_Int32 nParamsCount = aParams.getLength();
178 0 : SbxInfo* pInfo = m_xMethod->GetInfo();
179 0 : if ( pInfo )
180 : {
181 0 : sal_Int32 nSbxOptional = 0;
182 0 : sal_uInt16 n = 1;
183 0 : for ( const SbxParamInfo* pParamInfo = pInfo->GetParam( n ); pParamInfo; pParamInfo = pInfo->GetParam( ++n ) )
184 : {
185 0 : if ( ( pParamInfo->nFlags & SBX_OPTIONAL ) != 0 )
186 0 : ++nSbxOptional;
187 : else
188 0 : nSbxOptional = 0;
189 : }
190 0 : sal_Int32 nSbxCount = n - 1;
191 0 : if ( nParamsCount < nSbxCount - nSbxOptional )
192 : {
193 : throw provider::ScriptFrameworkErrorException(
194 : OUString(
195 : "wrong number of parameters!" ),
196 : Reference< XInterface >(),
197 : m_funcName,
198 : OUString( "Basic" ),
199 0 : provider::ScriptFrameworkErrorType::NO_SUCH_SCRIPT );
200 : }
201 : }
202 :
203 : // set parameters
204 0 : SbxArrayRef xSbxParams;
205 0 : if ( nParamsCount > 0 )
206 : {
207 0 : xSbxParams = new SbxArray;
208 0 : const Any* pParams = aParams.getConstArray();
209 0 : for ( sal_Int32 i = 0; i < nParamsCount; ++i )
210 : {
211 0 : SbxVariableRef xSbxVar = new SbxVariable( SbxVARIANT );
212 0 : unoToSbxValue( static_cast< SbxVariable* >( xSbxVar ), pParams[i] );
213 0 : xSbxParams->Put( xSbxVar, static_cast< sal_uInt16 >( i ) + 1 );
214 :
215 : // Enable passing by ref
216 0 : if ( xSbxVar->GetType() != SbxVARIANT )
217 0 : xSbxVar->SetFlag( SBX_FIXED );
218 0 : }
219 : }
220 0 : if ( xSbxParams.Is() )
221 0 : m_xMethod->SetParameters( xSbxParams );
222 :
223 : // call method
224 0 : SbxVariableRef xReturn = new SbxVariable;
225 0 : ErrCode nErr = SbxERR_OK;
226 :
227 : // if it's a document-based script, temporarily reset ThisComponent to the script invocation context
228 0 : Any aOldThisComponent;
229 0 : if ( m_documentBasicManager && m_xDocumentScriptContext.is() )
230 0 : aOldThisComponent = m_documentBasicManager->SetGlobalUNOConstant( "ThisComponent", makeAny( m_xDocumentScriptContext ) );
231 :
232 0 : if ( m_caller.getLength() && m_caller[ 0 ].hasValue() )
233 : {
234 0 : SbxVariableRef xCallerVar = new SbxVariable( SbxVARIANT );
235 0 : unoToSbxValue( static_cast< SbxVariable* >( xCallerVar ), m_caller[ 0 ] );
236 0 : nErr = m_xMethod->Call( xReturn, xCallerVar );
237 : }
238 : else
239 0 : nErr = m_xMethod->Call( xReturn );
240 :
241 0 : if ( m_documentBasicManager && m_xDocumentScriptContext.is() )
242 0 : m_documentBasicManager->SetGlobalUNOConstant( "ThisComponent", aOldThisComponent );
243 :
244 : if ( nErr != SbxERR_OK )
245 : {
246 : // TODO: throw InvocationTargetException ?
247 : }
248 :
249 : // get output parameters
250 0 : if ( xSbxParams.Is() )
251 : {
252 0 : SbxInfo* pInfo_ = m_xMethod->GetInfo();
253 0 : if ( pInfo_ )
254 : {
255 0 : OutParamMap aOutParamMap;
256 0 : for ( sal_uInt16 n = 1, nCount = xSbxParams->Count(); n < nCount; ++n )
257 : {
258 0 : const SbxParamInfo* pParamInfo = pInfo_->GetParam( n );
259 0 : if ( pParamInfo && ( pParamInfo->eType & SbxBYREF ) != 0 )
260 : {
261 0 : SbxVariable* pVar = xSbxParams->Get( n );
262 0 : if ( pVar )
263 : {
264 0 : SbxVariableRef xVar = pVar;
265 0 : aOutParamMap.insert( OutParamMap::value_type( n - 1, sbxToUnoValue( xVar ) ) );
266 : }
267 : }
268 : }
269 0 : sal_Int32 nOutParamCount = aOutParamMap.size();
270 0 : aOutParamIndex.realloc( nOutParamCount );
271 0 : aOutParam.realloc( nOutParamCount );
272 0 : sal_Int16* pOutParamIndex = aOutParamIndex.getArray();
273 0 : Any* pOutParam = aOutParam.getArray();
274 0 : for ( OutParamMap::iterator aIt = aOutParamMap.begin(); aIt != aOutParamMap.end(); ++aIt, ++pOutParamIndex, ++pOutParam )
275 : {
276 0 : *pOutParamIndex = aIt->first;
277 0 : *pOutParam = aIt->second;
278 0 : }
279 : }
280 : }
281 :
282 : // get return value
283 0 : aReturn = sbxToUnoValue( xReturn );
284 :
285 : // reset parameters
286 0 : m_xMethod->SetParameters( NULL );
287 : }
288 :
289 0 : return aReturn;
290 : }
291 :
292 :
293 :
294 :
295 : } // namespace basprov
296 :
297 :
298 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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