1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
|
/* -*- 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 <comphelper/SetFlagContextHelper.hxx>
#include <comphelper/documentinfo.hxx>
#include <cppuhelper/exc_hlp.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <comphelper/diagnose_ex.hxx>
#include <tools/urlobj.hxx>
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/script/provider/ScriptFrameworkErrorException.hpp>
#include <com/sun/star/uri/XUriReference.hpp>
#include <com/sun/star/uri/UriReferenceFactory.hpp>
#include <com/sun/star/uri/XVndSunStarScriptUrl.hpp>
#include <com/sun/star/deployment/XPackage.hpp>
#include <com/sun/star/script/browse/BrowseNodeTypes.hpp>
#include <com/sun/star/script/provider/theMasterScriptProviderFactory.hpp>
#include <com/sun/star/script/provider/ScriptFrameworkErrorType.hpp>
#include <util/MiscUtils.hxx>
#include <sal/log.hxx>
#include "MasterScriptProvider.hxx"
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::script;
using namespace ::com::sun::star::document;
using namespace ::sf_misc;
namespace func_provider
{
static bool endsWith( std::u16string_view target, std::u16string_view item )
{
size_t index = target.find( item );
return index != std::u16string_view::npos &&
index == ( target.size() - item.size() );
}
/* should be available in some central location. */
// XScriptProvider implementation
MasterScriptProvider::MasterScriptProvider( const Reference< XComponentContext > & xContext ):
m_xContext( xContext ), m_bIsValid( false ), m_bInitialised( false ),
m_bIsPkgMSP( false )
{
ENSURE_OR_THROW( m_xContext.is(), "MasterScriptProvider::MasterScriptProvider: No context available\n" );
m_xMgr = m_xContext->getServiceManager();
ENSURE_OR_THROW( m_xMgr.is(), "MasterScriptProvider::MasterScriptProvider: No service manager available\n" );
m_bIsValid = true;
}
MasterScriptProvider::~MasterScriptProvider()
{
}
void SAL_CALL MasterScriptProvider::initialize( const Sequence < Any >& args )
{
if ( m_bInitialised )
return;
m_bIsValid = false;
sal_Int32 len = args.getLength();
if ( len > 1 )
{
throw RuntimeException(
u"MasterScriptProvider::initialize: invalid number of arguments"_ustr );
}
Sequence< Any > invokeArgs( len );
if ( len != 0 )
{
auto pinvokeArgs = invokeArgs.getArray();
// check if first parameter is a string
// if it is, this implies that this is a MSP created
// with a user or share ctx ( used for browse functionality )
if ( args[ 0 ] >>= m_sCtxString )
{
pinvokeArgs[ 0 ] = args[ 0 ];
if ( m_sCtxString.startsWith( "vnd.sun.star.tdoc" ) )
{
m_xModel = MiscUtils::tDocUrlToModel( m_sCtxString );
}
}
else if ( args[ 0 ] >>= m_xInvocationContext )
{
m_xModel.set( m_xInvocationContext->getScriptContainer(), UNO_QUERY_THROW );
}
else
{
args[ 0 ] >>= m_xModel;
}
if ( m_xModel.is() )
{
// from the arguments, we were able to deduce a model. That alone doesn't
// suffice, we also need an XEmbeddedScripts which actually indicates support
// for embedding scripts
Reference< XEmbeddedScripts > xScripts( m_xModel, UNO_QUERY );
if ( !xScripts.is() )
{
throw lang::IllegalArgumentException(
u"The given document does not support embedding scripts into it, and cannot be associated with such a document."_ustr,
*this,
1
);
}
try
{
m_sCtxString = MiscUtils::xModelToTdocUrl( m_xModel, m_xContext );
}
catch ( const Exception& )
{
Any aError( ::cppu::getCaughtException() );
Exception aException;
aError >>= aException;
OUString buf =
"MasterScriptProvider::initialize: caught " +
aError.getValueTypeName() +
":" +
aException.Message;
throw lang::WrappedTargetException( buf, *this, aError );
}
if ( m_xInvocationContext.is() && m_xInvocationContext != m_xModel )
pinvokeArgs[ 0 ] <<= m_xInvocationContext;
else
pinvokeArgs[ 0 ] <<= m_sCtxString;
}
OUString pkgSpec = u"uno_packages"_ustr;
sal_Int32 indexOfPkgSpec = m_sCtxString.lastIndexOf( pkgSpec );
// if context string ends with "uno_packages"
if ( indexOfPkgSpec > -1 && m_sCtxString.match( pkgSpec, indexOfPkgSpec ) )
{
m_bIsPkgMSP = true;
}
else
{
m_bIsPkgMSP = false;
}
}
else // no args
{
// use either scripting context or maybe zero args?
invokeArgs = Sequence< Any >( 0 ); // no arguments
}
m_sAargs = invokeArgs;
// don't create pkg mgr MSP for documents, not supported
if ( !m_bIsPkgMSP && !m_xModel.is() )
{
createPkgProvider();
}
m_bInitialised = true;
m_bIsValid = true;
}
void MasterScriptProvider::createPkgProvider()
{
try
{
Any location;
location <<= m_sCtxString + ":uno_packages";
Reference< provider::XScriptProviderFactory > xFac =
provider::theMasterScriptProviderFactory::get( m_xContext );
m_xMSPPkg.set(
xFac->createScriptProvider( location ), UNO_SET_THROW );
}
catch ( const Exception& )
{
TOOLS_WARN_EXCEPTION("scripting.provider", "Exception creating MasterScriptProvider for uno_packages in context "
<< m_sCtxString );
}
}
Reference< provider::XScript >
MasterScriptProvider::getScript( const OUString& scriptURI )
{
if ( !m_bIsValid )
{
throw provider::ScriptFrameworkErrorException(
u"MasterScriptProvider not initialised"_ustr, Reference< XInterface >(),
scriptURI, u""_ustr,
provider::ScriptFrameworkErrorType::UNKNOWN );
}
// need to get the language from the string
Reference< uri::XUriReferenceFactory > xFac ( uri::UriReferenceFactory::create( m_xContext ) );
Reference< uri::XUriReference > uriRef = xFac->parse( scriptURI );
Reference < uri::XVndSunStarScriptUrl > sfUri( uriRef, UNO_QUERY );
if ( !uriRef.is() || !sfUri.is() )
{
throw provider::ScriptFrameworkErrorException(
"Incorrect format for Script URI: " + scriptURI,
Reference< XInterface >(),
scriptURI, u""_ustr,
provider::ScriptFrameworkErrorType::UNKNOWN );
}
OUString langKey(u"language"_ustr);
OUString locKey(u"location"_ustr);
if ( !sfUri->hasParameter( langKey ) ||
!sfUri->hasParameter( locKey ) ||
( sfUri->getName().isEmpty() ) )
{
throw provider::ScriptFrameworkErrorException(
"Incorrect format for Script URI: " + scriptURI,
Reference< XInterface >(),
scriptURI, u""_ustr,
provider::ScriptFrameworkErrorType::UNKNOWN );
}
OUString language = sfUri->getParameter( langKey );
OUString location = sfUri->getParameter( locKey );
// if script us located in uno pkg
sal_Int32 index = -1;
OUString pkgTag(u":uno_packages"_ustr);
// for languages other than basic, scripts located in uno packages
// are merged into the user/share location context.
// For other languages the location attribute in script url has the form
// location = [user|share]:uno_packages or location :uno_packages/xxxx.uno.pkg
// we need to extract the value of location part from the
// location attribute of the script, if the script is located in an
// uno package then that is the location part up to and including
// ":uno_packages", if the script is not in a uno package then the
// normal value is used e.g. user or share.
// The value extracted will be used to determine if the script is
// located in the same location context as this MSP.
// For Basic, the language script provider can handle the execution of a
// script in any location context
if ( ( index = location.indexOf( pkgTag ) ) > -1 )
{
location = location.copy( 0, index + pkgTag.getLength() );
}
Reference< provider::XScript > xScript;
// If the script location is in the same location context as this
// MSP then delete to the language provider controlled by this MSP
// ** Special case is BASIC, all calls to getScript will be handled
// by the language script provider in the current location context
// even if it's different
if ( ( location == "document"
&& m_xModel.is()
)
|| ( endsWith( m_sCtxString, location ) )
|| ( language == "Basic" )
)
{
Reference< provider::XScriptProvider > xScriptProvider;
OUString serviceName = "com.sun.star.script.provider.ScriptProviderFor" + language;
if ( !providerCache() )
{
throw provider::ScriptFrameworkErrorException(
u"No LanguageProviders detected"_ustr,
Reference< XInterface >(),
sfUri->getName(), language,
provider::ScriptFrameworkErrorType::NOTSUPPORTED );
}
try
{
xScriptProvider.set(
providerCache()->getProvider( serviceName ),
UNO_SET_THROW );
}
catch( const Exception& e )
{
throw provider::ScriptFrameworkErrorException(
e.Message, Reference< XInterface >(),
sfUri->getName(), language,
provider::ScriptFrameworkErrorType::NOTSUPPORTED );
}
xScript=xScriptProvider->getScript( scriptURI );
}
else
{
Reference< provider::XScriptProviderFactory > xFac_ =
provider::theMasterScriptProviderFactory::get( m_xContext );
Reference< provider::XScriptProvider > xSP(
xFac_->createScriptProvider( Any( location ) ), UNO_SET_THROW );
xScript = xSP->getScript( scriptURI );
}
return xScript;
}
ProviderCache*
MasterScriptProvider::providerCache()
{
if ( !m_pPCache )
{
std::scoped_lock aGuard( m_mutex );
if ( !m_pPCache )
{
Sequence<OUString> denylist { u"com.sun.star.script.provider.ScriptProviderForBasic"_ustr };
if ( !m_bIsPkgMSP )
{
m_pPCache.reset( new ProviderCache( m_xContext, m_sAargs ) );
}
else
{
m_pPCache.reset( new ProviderCache( m_xContext, m_sAargs, denylist ) );
}
}
}
return m_pPCache.get();
}
OUString SAL_CALL
MasterScriptProvider::getName()
{
if ( !m_bIsPkgMSP )
{
OUString sCtx = getContextString();
if ( sCtx.startsWith( "vnd.sun.star.tdoc" ) )
{
Reference< frame::XModel > xModel = m_xModel;
if ( !xModel.is() )
{
xModel = MiscUtils::tDocUrlToModel( sCtx );
}
m_sNodeName = ::comphelper::DocumentInfo::getDocumentTitle( xModel );
}
else
{
m_sNodeName = parseLocationName( getContextString() );
}
}
else
{
m_sNodeName = "uno_packages";
}
return m_sNodeName;
}
Sequence< Reference< browse::XBrowseNode > > SAL_CALL
MasterScriptProvider::getChildNodes()
{
Sequence< Reference< provider::XScriptProvider > > providers = providerCache()->getAllProviders();
sal_Int32 size = providers.getLength();
bool hasPkgs = m_xMSPPkg.is();
if ( hasPkgs )
{
size++;
}
Sequence< Reference< browse::XBrowseNode > > children( size );
auto childrenRange = asNonConstRange(children);
sal_Int32 provIndex = 0;
for ( ; provIndex < providers.getLength(); provIndex++ )
{
childrenRange[ provIndex ].set( providers[ provIndex ], UNO_QUERY );
}
if ( hasPkgs )
{
childrenRange[ provIndex ].set( m_xMSPPkg, UNO_QUERY );
}
return children;
}
sal_Bool SAL_CALL
MasterScriptProvider::hasChildNodes()
{
return true;
}
sal_Int16 SAL_CALL
MasterScriptProvider::getType()
{
return browse::BrowseNodeTypes::CONTAINER;
}
OUString
MasterScriptProvider::parseLocationName( const OUString& location )
{
// strip out the last leaf of location name
// e.g. file://dir1/dir2/Blah.sxw - > Blah.sxw
OUString temp = location;
INetURLObject aURLObj( temp );
if ( !aURLObj.HasError() )
temp = aURLObj.getName( INetURLObject::LAST_SEGMENT, true, INetURLObject::DecodeMechanism::WithCharset );
return temp;
}
namespace
{
template <typename Proc> bool FindProviderAndApply(ProviderCache& rCache, Proc p)
{
auto pass = [&rCache, &p]() -> bool
{
bool bResult = false;
const Sequence<Reference<provider::XScriptProvider>> aAllProviders = rCache.getAllProviders();
for (const auto& rProv : aAllProviders)
{
Reference<container::XNameContainer> xCont(rProv, UNO_QUERY);
if (!xCont.is())
{
continue;
}
try
{
bResult = p(xCont);
if (bResult)
break;
}
catch (const Exception&)
{
TOOLS_INFO_EXCEPTION("scripting.provider", "ignoring");
}
}
return bResult;
};
bool bSuccess = false;
// 1. Try to perform the operation without trying to enable JVM (if disabled)
// This allows us to avoid useless user interaction in case when other provider
// (not JVM) actually handles the operation.
{
css::uno::ContextLayer layer(comphelper::NoEnableJavaInteractionContext());
bSuccess = pass();
}
// 2. Now retry asking to enable JVM in case we didn't succeed first time
if (!bSuccess)
{
bSuccess = pass();
}
return bSuccess;
}
} // namespace
// Register Package
void SAL_CALL
MasterScriptProvider::insertByName( const OUString& aName, const Any& aElement )
{
if ( !m_bIsPkgMSP )
{
if ( !m_xMSPPkg.is() )
{
throw RuntimeException( u"PackageMasterScriptProvider is unitialised"_ustr );
}
Reference< container::XNameContainer > xCont( m_xMSPPkg, UNO_QUERY_THROW );
xCont->insertByName( aName, aElement );
}
else
{
Reference< deployment::XPackage > xPkg( aElement, UNO_QUERY );
if ( !xPkg.is() )
{
throw lang::IllegalArgumentException( u"Couldn't convert to XPackage"_ustr,
Reference < XInterface > (), 2 );
}
if ( aName.isEmpty() )
{
throw lang::IllegalArgumentException( u"Name not set!!"_ustr,
Reference < XInterface > (), 1 );
}
// TODO for library package parse the language, for the moment will try
// to get each provider to process the new Package, the first one the succeeds
// will terminate processing
const bool bSuccess = FindProviderAndApply(
*providerCache(), [&aName, &aElement](Reference<container::XNameContainer>& xCont) {
xCont->insertByName(aName, aElement);
return true;
});
if (!bSuccess)
{
// No script providers could process the package
throw lang::IllegalArgumentException( "Failed to register package for " + aName,
Reference < XInterface > (), 2 );
}
}
}
// Revoke Package
void SAL_CALL
MasterScriptProvider::removeByName( const OUString& Name )
{
if ( !m_bIsPkgMSP )
{
if ( !m_xMSPPkg.is() )
{
throw RuntimeException( u"PackageMasterScriptProvider is unitialised"_ustr );
}
Reference< container::XNameContainer > xCont( m_xMSPPkg, UNO_QUERY_THROW );
xCont->removeByName( Name );
}
else
{
if ( Name.isEmpty() )
{
throw lang::IllegalArgumentException( u"Name not set!!"_ustr,
Reference < XInterface > (), 1 );
}
// TODO for Script library package url parse the language,
// for the moment will just try to get each provider to process remove/revoke
// request, the first one the succeeds will terminate processing
const bool bSuccess = FindProviderAndApply(
*providerCache(), [&Name](Reference<container::XNameContainer>& xCont) {
xCont->removeByName(Name);
return true;
});
if (!bSuccess)
{
// No script providers could process the package
throw lang::IllegalArgumentException( "Failed to revoke package for " + Name,
Reference < XInterface > (), 1 );
}
}
}
void SAL_CALL
MasterScriptProvider::replaceByName( const OUString& /*aName*/, const Any& /*aElement*/ )
{
// TODO needs implementing
throw RuntimeException( u"replaceByName not implemented!!!!"_ustr );
}
Any SAL_CALL
MasterScriptProvider::getByName( const OUString& /*aName*/ )
{
// TODO needs to be implemented
throw RuntimeException( u"getByName not implemented!!!!"_ustr );
}
sal_Bool SAL_CALL
MasterScriptProvider::hasByName( const OUString& aName )
{
bool result = false;
if ( !m_bIsPkgMSP )
{
if ( m_xMSPPkg.is() )
{
Reference< container::XNameContainer > xCont( m_xMSPPkg, UNO_QUERY_THROW );
result = xCont->hasByName( aName );
}
// If this is a document provider then we shouldn't
// have a PackageProvider
else if (!m_xModel.is())
{
throw RuntimeException( u"PackageMasterScriptProvider is unitialised"_ustr );
}
}
else
{
if ( aName.isEmpty() )
{
throw lang::IllegalArgumentException( u"Name not set!!"_ustr,
Reference < XInterface > (), 1 );
}
// TODO for Script library package url parse the language,
// for the moment will just try to get each provider to see if the
// package exists in any provider, first one that succeed will
// terminate the loop
result = FindProviderAndApply(
*providerCache(), [&aName](Reference<container::XNameContainer>& xCont) {
return xCont->hasByName(aName);
});
}
return result;
}
Sequence< OUString > SAL_CALL
MasterScriptProvider::getElementNames( )
{
// TODO needs implementing
throw RuntimeException( u"getElementNames not implemented!!!!"_ustr );
}
Type SAL_CALL
MasterScriptProvider::getElementType( )
{
// TODO needs implementing
Type t;
return t;
}
sal_Bool SAL_CALL MasterScriptProvider::hasElements( )
{
// TODO needs implementing
throw RuntimeException( u"hasElements not implemented!!!!"_ustr );
}
OUString SAL_CALL MasterScriptProvider::getImplementationName( )
{
return u"com.sun.star.script.provider.MasterScriptProvider"_ustr;
}
sal_Bool SAL_CALL MasterScriptProvider::supportsService( const OUString& serviceName )
{
return cppu::supportsService(this, serviceName);
}
Sequence< OUString > SAL_CALL MasterScriptProvider::getSupportedServiceNames( )
{
return {
u"com.sun.star.script.provider.MasterScriptProvider"_ustr,
u"com.sun.star.script.browse.BrowseNode"_ustr,
u"com.sun.star.script.provider.ScriptProvider"_ustr };
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
scripting_MasterScriptProvider_get_implementation(
css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
{
return cppu::acquire(new MasterScriptProvider(context));
}
} // namespace func_provider
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|