1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_desktop.hxx"
26
27 #include "app.hxx"
28 #include "officeipcthread.hxx"
29 #include "cmdlineargs.hxx"
30 #include "dispatchwatcher.hxx"
31 #include <memory>
32 #include <stdio.h>
33 #include <vos/process.hxx>
34 #include <unotools/bootstrap.hxx>
35 #include <vcl/svapp.hxx>
36 #include <vcl/help.hxx>
37 #include <unotools/configmgr.hxx>
38 #include <osl/thread.hxx>
39 #include <rtl/digest.h>
40 #include <rtl/ustrbuf.hxx>
41 #include <rtl/instance.hxx>
42 #include <osl/conditn.hxx>
43 #include <unotools/moduleoptions.hxx>
44 #include <rtl/bootstrap.hxx>
45 #include <rtl/strbuf.hxx>
46 #include <comphelper/processfactory.hxx>
47 #include "osl/file.hxx"
48 #include "rtl/process.h"
49 #include "tools/getprocessworkingdir.hxx"
50
51 using namespace vos;
52 using namespace rtl;
53 using namespace desktop;
54 using namespace ::com::sun::star::uno;
55 using namespace ::com::sun::star::lang;
56 using namespace ::com::sun::star::frame;
57
58 const char *OfficeIPCThread::sc_aTerminationSequence = "InternalIPC::TerminateThread";
59 const int OfficeIPCThread::sc_nTSeqLength = 28;
60 const char *OfficeIPCThread::sc_aShowSequence = "-tofront";
61 const int OfficeIPCThread::sc_nShSeqLength = 5;
62 const char *OfficeIPCThread::sc_aConfirmationSequence = "InternalIPC::ProcessingDone";
63 const int OfficeIPCThread::sc_nCSeqLength = 27;
64
65 namespace { static char const ARGUMENT_PREFIX[] = "InternalIPC::Arguments"; }
66
67 // Type of pipe we use
68 enum PipeMode
69 {
70 PIPEMODE_DONTKNOW,
71 PIPEMODE_CREATED,
72 PIPEMODE_CONNECTED
73 };
74
75 namespace desktop
76 {
77
78 namespace {
79
80 class Parser: public CommandLineArgs::Supplier {
81 public:
Parser(rtl::OString const & input)82 explicit Parser(rtl::OString const & input): m_input(input) {
83 if (!m_input.match(ARGUMENT_PREFIX) ||
84 m_input.getLength() == RTL_CONSTASCII_LENGTH(ARGUMENT_PREFIX))
85 {
86 throw CommandLineArgs::Supplier::Exception();
87 }
88 m_index = RTL_CONSTASCII_LENGTH(ARGUMENT_PREFIX);
89 switch (m_input[m_index++]) {
90 case '0':
91 break;
92 case '1':
93 {
94 rtl::OUString url;
95 if (!next(&url, false)) {
96 throw CommandLineArgs::Supplier::Exception();
97 }
98 m_cwdUrl.reset(url);
99 break;
100 }
101 case '2':
102 {
103 rtl::OUString path;
104 if (!next(&path, false)) {
105 throw CommandLineArgs::Supplier::Exception();
106 }
107 rtl::OUString url;
108 if (osl::FileBase::getFileURLFromSystemPath(path, url) ==
109 osl::FileBase::E_None)
110 {
111 m_cwdUrl.reset(url);
112 }
113 break;
114 }
115 default:
116 throw CommandLineArgs::Supplier::Exception();
117 }
118 }
119
~Parser()120 virtual ~Parser() {}
121
getCwdUrl()122 virtual boost::optional< rtl::OUString > getCwdUrl() { return m_cwdUrl; }
123
next(rtl::OUString * argument)124 virtual bool next(rtl::OUString * argument) { return next(argument, true); }
125
126 private:
next(rtl::OUString * argument,bool prefix)127 virtual bool next(rtl::OUString * argument, bool prefix) {
128 OSL_ASSERT(argument != NULL);
129 if (m_index < m_input.getLength()) {
130 if (prefix) {
131 if (m_input[m_index] != ',') {
132 throw CommandLineArgs::Supplier::Exception();
133 }
134 ++m_index;
135 }
136 rtl::OStringBuffer b;
137 while (m_index < m_input.getLength()) {
138 char c = m_input[m_index];
139 if (c == ',') {
140 break;
141 }
142 ++m_index;
143 if (c == '\\') {
144 if (m_index < m_input.getLength()) {
145 c = m_input[m_index++];
146 switch (c) {
147 case '0':
148 c = '\0';
149 break;
150 case ',':
151 case '\\':
152 break;
153 default:
154 throw CommandLineArgs::Supplier::Exception();
155 }
156 } else {
157 throw CommandLineArgs::Supplier::Exception();
158 }
159 }
160 b.append(c);
161 }
162 rtl::OString b2(b.makeStringAndClear());
163 if (!rtl_convertStringToUString(
164 &argument->pData, b2.getStr(), b2.getLength(),
165 RTL_TEXTENCODING_UTF8,
166 (RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR |
167 RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_ERROR |
168 RTL_TEXTTOUNICODE_FLAGS_INVALID_ERROR)))
169 {
170 throw CommandLineArgs::Supplier::Exception();
171 }
172 return true;
173 } else {
174 return false;
175 }
176 }
177
178 boost::optional< rtl::OUString > m_cwdUrl;
179 rtl::OString m_input;
180 sal_Int32 m_index;
181 };
182
addArgument(ByteString * arguments,char prefix,rtl::OUString const & argument)183 bool addArgument(
184 ByteString * arguments, char prefix, rtl::OUString const & argument)
185 {
186 rtl::OString utf8;
187 if (!argument.convertToString(
188 &utf8, RTL_TEXTENCODING_UTF8,
189 (RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR |
190 RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR)))
191 {
192 return false;
193 }
194 *arguments += prefix;
195 for (sal_Int32 i = 0; i < utf8.getLength(); ++i) {
196 char c = utf8[i];
197 switch (c) {
198 case '\0':
199 *arguments += "\\0";
200 break;
201 case ',':
202 *arguments += "\\,";
203 break;
204 case '\\':
205 *arguments += "\\\\";
206 break;
207 default:
208 *arguments += c;
209 break;
210 }
211 }
212 return true;
213 }
214
215 }
216
217 OfficeIPCThread* OfficeIPCThread::pGlobalOfficeIPCThread = 0;
218 namespace { struct Security : public rtl::Static<OSecurity, Security> {}; }
219 ::osl::Mutex* OfficeIPCThread::pOfficeIPCThreadMutex = 0;
220
221
CreateMD5FromString(const OUString & aMsg)222 String CreateMD5FromString( const OUString& aMsg )
223 {
224 // PRE: aStr "file"
225 // BACK: Str "ababab....0f" Hexcode String
226
227 rtlDigest handle = rtl_digest_create( rtl_Digest_AlgorithmMD5 );
228 if ( handle != NULL )
229 {
230 const sal_uInt8* pData = (const sal_uInt8*)aMsg.getStr();
231 sal_uInt32 nSize = ( aMsg.getLength() * sizeof( sal_Unicode ));
232 sal_uInt32 nMD5KeyLen = rtl_digest_queryLength( handle );
233 sal_uInt8* pMD5KeyBuffer = new sal_uInt8[ nMD5KeyLen ];
234
235 rtl_digest_init( handle, pData, nSize );
236 rtl_digest_update( handle, pData, nSize );
237 rtl_digest_get( handle, pMD5KeyBuffer, nMD5KeyLen );
238 rtl_digest_destroy( handle );
239
240 // Create hex-value string from the MD5 value to keep the string size minimal
241 OUStringBuffer aBuffer( nMD5KeyLen * 2 + 1 );
242 for ( sal_uInt32 i = 0; i < nMD5KeyLen; i++ )
243 aBuffer.append( (sal_Int32)pMD5KeyBuffer[i], 16 );
244
245 delete [] pMD5KeyBuffer;
246 return aBuffer.makeStringAndClear();
247 }
248
249 return String();
250 }
251
252 class ProcessEventsClass_Impl
253 {
254 public:
255 DECL_STATIC_LINK( ProcessEventsClass_Impl, CallEvent, void* pEvent );
256 DECL_STATIC_LINK( ProcessEventsClass_Impl, ProcessDocumentsEvent, void* pEvent );
257 };
258
IMPL_STATIC_LINK_NOINSTANCE(ProcessEventsClass_Impl,CallEvent,void *,pEvent)259 IMPL_STATIC_LINK_NOINSTANCE( ProcessEventsClass_Impl, CallEvent, void*, pEvent )
260 {
261 // Application events are processed by the Desktop::HandleAppEvent implementation.
262 Desktop::HandleAppEvent( *((ApplicationEvent*)pEvent) );
263 delete (ApplicationEvent*)pEvent;
264 return 0;
265 }
266
IMPL_STATIC_LINK_NOINSTANCE(ProcessEventsClass_Impl,ProcessDocumentsEvent,void *,pEvent)267 IMPL_STATIC_LINK_NOINSTANCE( ProcessEventsClass_Impl, ProcessDocumentsEvent, void*, pEvent )
268 {
269 // Documents requests are processed by the OfficeIPCThread implementation
270 ProcessDocumentsRequest* pDocsRequest = (ProcessDocumentsRequest*)pEvent;
271
272 if ( pDocsRequest )
273 {
274 OfficeIPCThread::ExecuteCmdLineRequests( *pDocsRequest );
275 delete pDocsRequest;
276 }
277 return 0;
278 }
279
ImplPostForeignAppEvent(ApplicationEvent * pEvent)280 void ImplPostForeignAppEvent( ApplicationEvent* pEvent )
281 {
282 Application::PostUserEvent( STATIC_LINK( NULL, ProcessEventsClass_Impl, CallEvent ), pEvent );
283 }
284
ImplPostProcessDocumentsEvent(ProcessDocumentsRequest * pEvent)285 void ImplPostProcessDocumentsEvent( ProcessDocumentsRequest* pEvent )
286 {
287 Application::PostUserEvent( STATIC_LINK( NULL, ProcessEventsClass_Impl, ProcessDocumentsEvent ), pEvent );
288 }
289
signal(TSignalInfo * pInfo)290 OSignalHandler::TSignalAction SAL_CALL SalMainPipeExchangeSignalHandler::signal(TSignalInfo *pInfo)
291 {
292 if( pInfo->Signal == osl_Signal_Terminate )
293 OfficeIPCThread::DisableOfficeIPCThread();
294 return (TAction_CallNextHandler);
295 }
296
297 // ----------------------------------------------------------------------------
298
299 // The OfficeIPCThreadController implementation is a bookkeeper for all pending requests
300 // that were created by the OfficeIPCThread. The requests are waiting to be processed by
301 // our framework loadComponentFromURL function (e.g. open/print request).
302 // During shutdown the framework is asking OfficeIPCThreadController about pending requests.
303 // If there are pending requests framework has to stop the shutdown process. It is waiting
304 // for these requests because framework is not able to handle shutdown and open a document
305 // concurrently.
306
307
308 // XServiceInfo
getImplementationName()309 OUString SAL_CALL OfficeIPCThreadController::getImplementationName()
310 throw ( RuntimeException )
311 {
312 return OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.OfficeIPCThreadController" ));
313 }
314
supportsService(const OUString &)315 sal_Bool SAL_CALL OfficeIPCThreadController::supportsService( const OUString& )
316 throw ( RuntimeException )
317 {
318 return sal_False;
319 }
320
getSupportedServiceNames()321 Sequence< OUString > SAL_CALL OfficeIPCThreadController::getSupportedServiceNames()
322 throw ( RuntimeException )
323 {
324 Sequence< OUString > aSeq( 0 );
325 return aSeq;
326 }
327
328 // XEventListener
disposing(const EventObject &)329 void SAL_CALL OfficeIPCThreadController::disposing( const EventObject& )
330 throw( RuntimeException )
331 {
332 }
333
334 // XTerminateListener
queryTermination(const EventObject &)335 void SAL_CALL OfficeIPCThreadController::queryTermination( const EventObject& )
336 throw( TerminationVetoException, RuntimeException )
337 {
338 // Desktop ask about pending request through our office ipc pipe. We have to
339 // be sure that no pending request is waiting because framework is not able to
340 // handle shutdown and open a document concurrently.
341
342 if ( OfficeIPCThread::AreRequestsPending() )
343 throw TerminationVetoException();
344 else
345 OfficeIPCThread::SetDowning();
346 }
347
notifyTermination(const EventObject &)348 void SAL_CALL OfficeIPCThreadController::notifyTermination( const EventObject& )
349 throw( RuntimeException )
350 {
351 }
352
353 // ----------------------------------------------------------------------------
354
GetMutex()355 ::osl::Mutex& OfficeIPCThread::GetMutex()
356 {
357 // Get or create our mutex for thread-safety
358 if ( !pOfficeIPCThreadMutex )
359 {
360 ::osl::MutexGuard aGuard( osl::Mutex::getGlobalMutex() );
361 if ( !pOfficeIPCThreadMutex )
362 pOfficeIPCThreadMutex = new osl::Mutex;
363 }
364
365 return *pOfficeIPCThreadMutex;
366 }
367
SetDowning()368 void OfficeIPCThread::SetDowning()
369 {
370 // We have the order to block all incoming requests. Framework
371 // wants to shutdown and we have to make sure that no loading/printing
372 // requests are executed anymore.
373 ::osl::MutexGuard aGuard( GetMutex() );
374
375 if ( pGlobalOfficeIPCThread )
376 pGlobalOfficeIPCThread->mbDowning = true;
377 }
378
379 static bool s_bInEnableRequests = false;
380
EnableRequests(bool i_bEnable)381 void OfficeIPCThread::EnableRequests( bool i_bEnable )
382 {
383 // switch between just queueing the requests and executing them
384 ::osl::MutexGuard aGuard( GetMutex() );
385
386 if ( pGlobalOfficeIPCThread )
387 {
388 s_bInEnableRequests = true;
389 pGlobalOfficeIPCThread->mbRequestsEnabled = i_bEnable;
390 if( i_bEnable )
391 {
392 // hit the compiler over the head
393 ProcessDocumentsRequest aEmptyReq = ProcessDocumentsRequest( boost::optional< rtl::OUString >() );
394 // trigger already queued requests
395 OfficeIPCThread::ExecuteCmdLineRequests( aEmptyReq );
396 }
397 s_bInEnableRequests = false;
398 }
399 }
400
AreRequestsPending()401 sal_Bool OfficeIPCThread::AreRequestsPending()
402 {
403 // Give info about pending requests
404 ::osl::MutexGuard aGuard( GetMutex() );
405 if ( pGlobalOfficeIPCThread )
406 return ( pGlobalOfficeIPCThread->mnPendingRequests > 0 );
407 else
408 return sal_False;
409 }
410
RequestsCompleted(int nCount)411 void OfficeIPCThread::RequestsCompleted( int nCount )
412 {
413 // Remove nCount pending requests from our internal counter
414 ::osl::MutexGuard aGuard( GetMutex() );
415 if ( pGlobalOfficeIPCThread )
416 {
417 if ( pGlobalOfficeIPCThread->mnPendingRequests > 0 )
418 pGlobalOfficeIPCThread->mnPendingRequests -= nCount;
419 }
420 }
421
EnableOfficeIPCThread()422 OfficeIPCThread::Status OfficeIPCThread::EnableOfficeIPCThread()
423 {
424 ::osl::MutexGuard aGuard( GetMutex() );
425
426 if( pGlobalOfficeIPCThread )
427 return IPC_STATUS_OK;
428
429 ::rtl::OUString aUserInstallPath;
430 ::rtl::OUString aDummy;
431
432 ::vos::OStartupInfo aInfo;
433 OfficeIPCThread* pThread = new OfficeIPCThread;
434
435 pThread->maPipeIdent = OUString( RTL_CONSTASCII_USTRINGPARAM( "SingleOfficeIPC_" ) );
436
437 // The name of the named pipe is created with the hashcode of the user installation directory (without /user). We have to retrieve
438 // this information from a unotools implementation.
439 ::utl::Bootstrap::PathStatus aLocateResult = ::utl::Bootstrap::locateUserInstallation( aUserInstallPath );
440 if ( aLocateResult == ::utl::Bootstrap::PATH_EXISTS || aLocateResult == ::utl::Bootstrap::PATH_VALID)
441 aDummy = aUserInstallPath;
442 else
443 {
444 delete pThread;
445 return IPC_STATUS_BOOTSTRAP_ERROR;
446 }
447
448 // Try to determine if we are the first office or not! This should prevent multiple
449 // access to the user directory !
450 // First we try to create our pipe if this fails we try to connect. We have to do this
451 // in a loop because the other office can crash or shutdown between createPipe
452 // and connectPipe!!
453
454 OUString aIniName;
455
456 aInfo.getExecutableFile( aIniName );
457 sal_uInt32 lastIndex = aIniName.lastIndexOf('/');
458 if ( lastIndex > 0 )
459 {
460 aIniName = aIniName.copy( 0, lastIndex+1 );
461 aIniName += OUString( RTL_CONSTASCII_USTRINGPARAM( "perftune" ));
462 #if defined(WNT) || defined(OS2)
463 aIniName += OUString( RTL_CONSTASCII_USTRINGPARAM( ".ini" ));
464 #else
465 aIniName += OUString( RTL_CONSTASCII_USTRINGPARAM( "rc" ));
466 #endif
467 }
468
469 ::rtl::Bootstrap aPerfTuneIniFile( aIniName );
470
471 OUString aDefault( RTL_CONSTASCII_USTRINGPARAM( "0" ));
472 OUString aPreloadData;
473
474 aPerfTuneIniFile.getFrom( OUString( RTL_CONSTASCII_USTRINGPARAM( "FastPipeCommunication" )), aPreloadData, aDefault );
475
476
477 OUString aUserInstallPathHashCode;
478
479 if ( aPreloadData.equalsAscii( "1" ))
480 {
481 sal_Char szBuffer[32];
482 sprintf( szBuffer, "%d", SUPD );
483 aUserInstallPathHashCode = OUString( szBuffer, strlen(szBuffer), osl_getThreadTextEncoding() );
484 }
485 else
486 aUserInstallPathHashCode = CreateMD5FromString( aDummy );
487
488
489 // Check result to create a hash code from the user install path
490 if ( aUserInstallPathHashCode.getLength() == 0 )
491 return IPC_STATUS_BOOTSTRAP_ERROR; // Something completely broken, we cannot create a valid hash code!
492
493 pThread->maPipeIdent = pThread->maPipeIdent + aUserInstallPathHashCode;
494
495 PipeMode nPipeMode = PIPEMODE_DONTKNOW;
496 do
497 {
498 OSecurity &rSecurity = Security::get();
499 // #119950# Try to connect pipe first. If connected, means another instance already launched.
500 if( pThread->maPipe.create( pThread->maPipeIdent.getStr(), OPipe::TOption_Open, rSecurity ))
501 {
502 // #119950# Test if launched in a new terminal session for same user. On Windows platform, normally a user is restricted
503 // to have only one terminal session. But if multiple terminal session for one user is allowed, crash will happen if launched
504 // OpenOffice from more than one terminal session. So need to detect and prevent this happen.
505
506 // Will try to create a same name pipe. If creation is successfully, means current instance is launched in a new session.
507 vos::OPipe maSessionPipe;
508 if ( maSessionPipe.create( pThread->maPipeIdent.getStr(), OPipe::TOption_Create, rSecurity )) {
509 // Can create a pipe with same name. This can only happen in multiple terminal session environment on Windows platform.
510 // Will display a warning dialog and exit.
511 return IPC_STATUS_MULTI_TS_ERROR;
512 } else {
513 // Pipe connected to first office
514 nPipeMode = PIPEMODE_CONNECTED;
515 }
516
517 }
518 else if ( pThread->maPipe.create( pThread->maPipeIdent.getStr(), OPipe::TOption_Create, rSecurity )) // Connection not successful, now we try to create
519 {
520 // Pipe created
521 nPipeMode = PIPEMODE_CREATED;
522 }
523 else
524 {
525 OPipe::TPipeError eReason = pThread->maPipe.getError();
526 if ((eReason == OPipe::E_ConnectionRefused) || (eReason == OPipe::E_invalidError))
527 return IPC_STATUS_BOOTSTRAP_ERROR;
528
529 // Wait for second office to be ready
530 TimeValue aTimeValue;
531 aTimeValue.Seconds = 0;
532 aTimeValue.Nanosec = 10000000; // 10ms
533 osl::Thread::wait( aTimeValue );
534 }
535
536 } while ( nPipeMode == PIPEMODE_DONTKNOW );
537
538 if ( nPipeMode == PIPEMODE_CREATED )
539 {
540 // Seems we are the one and only, so start listening thread
541 pGlobalOfficeIPCThread = pThread;
542 pThread->create(); // starts thread
543 }
544 else
545 {
546 // Seems another office is running. Pipe arguments to it and self terminate
547 pThread->maStreamPipe = pThread->maPipe;
548
549 sal_Bool bWaitBeforeClose = sal_False;
550 ByteString aArguments(RTL_CONSTASCII_STRINGPARAM(ARGUMENT_PREFIX));
551 rtl::OUString cwdUrl;
552 if (!(tools::getProcessWorkingDir(&cwdUrl) &&
553 addArgument(&aArguments, '1', cwdUrl)))
554 {
555 aArguments += '0';
556 }
557 sal_uInt32 nCount = rtl_getAppCommandArgCount();
558 for( sal_uInt32 i=0; i < nCount; i++ )
559 {
560 rtl_getAppCommandArg( i, &aDummy.pData );
561 if( aDummy.indexOf('-',0) != 0 )
562 {
563 bWaitBeforeClose = sal_True;
564 }
565 if (!addArgument(&aArguments, ',', aDummy)) {
566 return IPC_STATUS_BOOTSTRAP_ERROR;
567 }
568 }
569 // finally, write the string onto the pipe
570 pThread->maStreamPipe.write( aArguments.GetBuffer(), aArguments.Len() );
571 pThread->maStreamPipe.write( "\0", 1 );
572
573 // wait for confirmation #95361# #95425#
574 ByteString aToken(sc_aConfirmationSequence);
575 char *aReceiveBuffer = new char[aToken.Len()+1];
576 int n = pThread->maStreamPipe.read( aReceiveBuffer, aToken.Len() );
577 aReceiveBuffer[n]='\0';
578
579 delete pThread;
580 if (aToken.CompareTo(aReceiveBuffer)!= COMPARE_EQUAL) {
581 // something went wrong
582 delete[] aReceiveBuffer;
583 return IPC_STATUS_BOOTSTRAP_ERROR;
584 } else {
585 delete[] aReceiveBuffer;
586 return IPC_STATUS_2ND_OFFICE;
587 }
588 }
589
590 return IPC_STATUS_OK;
591 }
592
DisableOfficeIPCThread()593 void OfficeIPCThread::DisableOfficeIPCThread()
594 {
595 osl::ClearableMutexGuard aMutex( GetMutex() );
596
597 if( pGlobalOfficeIPCThread )
598 {
599 OfficeIPCThread *pOfficeIPCThread = pGlobalOfficeIPCThread;
600 pGlobalOfficeIPCThread = 0;
601
602 // send thread a termination message
603 // this is done so the subsequent join will not hang
604 // because the thread hangs in accept of pipe
605 OPipe Pipe( pOfficeIPCThread->maPipeIdent, OPipe::TOption_Open, Security::get() );
606 //Pipe.send( TERMINATION_SEQUENCE, TERMINATION_LENGTH );
607 if (Pipe.isValid())
608 {
609 Pipe.send( sc_aTerminationSequence, sc_nTSeqLength+1 ); // also send 0-byte
610
611 // close the pipe so that the streampipe on the other
612 // side produces EOF
613 Pipe.close();
614 }
615
616 // release mutex to avoid deadlocks
617 aMutex.clear();
618
619 OfficeIPCThread::SetReady(pOfficeIPCThread);
620
621 // exit gracefully and join
622 pOfficeIPCThread->join();
623 delete pOfficeIPCThread;
624
625
626 }
627 }
628
OfficeIPCThread()629 OfficeIPCThread::OfficeIPCThread() :
630 mbDowning( false ),
631 mbRequestsEnabled( false ),
632 mnPendingRequests( 0 ),
633 mpDispatchWatcher( 0 )
634 {
635 }
636
~OfficeIPCThread()637 OfficeIPCThread::~OfficeIPCThread()
638 {
639 ::osl::ClearableMutexGuard aGuard( GetMutex() );
640
641 if ( mpDispatchWatcher )
642 mpDispatchWatcher->release();
643 maPipe.close();
644 maStreamPipe.close();
645 pGlobalOfficeIPCThread = 0;
646 }
647
AddURLToStringList(const rtl::OUString & aURL,rtl::OUString & aStringList)648 static void AddURLToStringList( const rtl::OUString& aURL, rtl::OUString& aStringList )
649 {
650 if ( aStringList.getLength() )
651 aStringList += ::rtl::OUString::valueOf( (sal_Unicode)APPEVENT_PARAM_DELIMITER );
652 aStringList += aURL;
653 }
654
SetReady(OfficeIPCThread * pThread)655 void OfficeIPCThread::SetReady(OfficeIPCThread* pThread)
656 {
657 if (pThread == NULL) pThread = pGlobalOfficeIPCThread;
658 if (pThread != NULL)
659 {
660 pThread->cReady.set();
661 }
662 }
663
run()664 void SAL_CALL OfficeIPCThread::run()
665 {
666 do
667 {
668 OPipe::TPipeError
669 nError = maPipe.accept( maStreamPipe );
670
671
672 if( nError == OStreamPipe::E_None )
673 {
674
675 // #111143# and others:
676 // if we receive a request while the office is displaying some dialog or error during
677 // bootstrap, that dialogs event loop might get events that are dispatched by this thread
678 // we have to wait for cReady to be set by the real main loop.
679 // only requests that don't dispatch events may be processed before cReady is set.
680 cReady.wait();
681
682 // we might have decided to shutdown while we were sleeping
683 if (!pGlobalOfficeIPCThread) return;
684
685 // only lock the mutex when processing starts, otherwise we deadlock when the office goes
686 // down during wait
687 osl::ClearableMutexGuard aGuard( GetMutex() );
688
689 ByteString aArguments;
690 // test byte by byte
691 const int nBufSz = 2048;
692 char pBuf[nBufSz];
693 int nBytes = 0;
694 int nResult = 0;
695 // read into pBuf until '\0' is read or read-error
696 while ((nResult=maStreamPipe.recv( pBuf+nBytes, nBufSz-nBytes))>0) {
697 nBytes += nResult;
698 if (pBuf[nBytes-1]=='\0') {
699 aArguments += pBuf;
700 break;
701 }
702 }
703 // don't close pipe ...
704
705 // #90717# Is this a lookup message from another application? if so, ignore
706 if ( aArguments.Len() == 0 )
707 continue;
708
709 // is this a termination message ? if so, terminate
710 if(( aArguments.CompareTo( sc_aTerminationSequence, sc_nTSeqLength ) == COMPARE_EQUAL ) ||
711 mbDowning ) return;
712 String aEmpty;
713 std::auto_ptr< CommandLineArgs > aCmdLineArgs;
714 try
715 {
716 Parser p( aArguments );
717 aCmdLineArgs.reset( new CommandLineArgs( p ) );
718 }
719 catch ( CommandLineArgs::Supplier::Exception & )
720 {
721 #if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
722 fprintf( stderr, "Error in received command line arguments\n" );
723 #endif
724 continue;
725 }
726 CommandLineArgs *pCurrentCmdLineArgs = Desktop::GetCommandLineArgs();
727
728 if ( aCmdLineArgs->IsQuickstart() )
729 {
730 // we have to use application event, because we have to start quickstart service in main thread!!
731 ApplicationEvent* pAppEvent =
732 new ApplicationEvent( aEmpty, aEmpty,
733 "QUICKSTART", aEmpty );
734 ImplPostForeignAppEvent( pAppEvent );
735 }
736
737 // handle request for acceptor
738 sal_Bool bAcceptorRequest = sal_False;
739 OUString aAcceptString;
740 if ( aCmdLineArgs->GetAcceptString(aAcceptString) && Desktop::CheckOEM()) {
741 ApplicationEvent* pAppEvent =
742 new ApplicationEvent( aEmpty, aEmpty,
743 "ACCEPT", aAcceptString );
744 ImplPostForeignAppEvent( pAppEvent );
745 bAcceptorRequest = sal_True;
746 }
747 // handle acceptor removal
748 OUString aUnAcceptString;
749 if ( aCmdLineArgs->GetUnAcceptString(aUnAcceptString) ) {
750 ApplicationEvent* pAppEvent =
751 new ApplicationEvent( aEmpty, aEmpty,
752 "UNACCEPT", aUnAcceptString );
753 ImplPostForeignAppEvent( pAppEvent );
754 bAcceptorRequest = sal_True;
755 }
756
757 #ifndef UNX
758 // only in non-unix version, we need to handle a -help request
759 // in a running instance in order to display the command line help
760 if ( aCmdLineArgs->IsHelp() ) {
761 ApplicationEvent* pAppEvent =
762 new ApplicationEvent( aEmpty, aEmpty, "HELP", aEmpty );
763 ImplPostForeignAppEvent( pAppEvent );
764 }
765 #endif
766
767 sal_Bool bDocRequestSent = sal_False;
768 ProcessDocumentsRequest* pRequest = new ProcessDocumentsRequest(
769 aCmdLineArgs->getCwdUrl());
770 cProcessed.reset();
771 pRequest->pcProcessed = &cProcessed;
772
773 // Print requests are not dependent on the -invisible cmdline argument as they are
774 // loaded with the "hidden" flag! So they are always checked.
775 bDocRequestSent |= aCmdLineArgs->GetPrintList( pRequest->aPrintList );
776 bDocRequestSent |= ( aCmdLineArgs->GetPrintToList( pRequest->aPrintToList ) &&
777 aCmdLineArgs->GetPrinterName( pRequest->aPrinterName ) );
778
779 if ( !pCurrentCmdLineArgs->IsInvisible() )
780 {
781 // Read cmdline args that can open/create documents. As they would open a window
782 // they are only allowed if the "-invisible" is currently not used!
783 bDocRequestSent |= aCmdLineArgs->GetOpenList( pRequest->aOpenList );
784 bDocRequestSent |= aCmdLineArgs->GetViewList( pRequest->aViewList );
785 bDocRequestSent |= aCmdLineArgs->GetStartList( pRequest->aStartList );
786 bDocRequestSent |= aCmdLineArgs->GetForceOpenList( pRequest->aForceOpenList );
787 bDocRequestSent |= aCmdLineArgs->GetForceNewList( pRequest->aForceNewList );
788
789 // Special command line args to create an empty document for a given module
790
791 // #i18338# (lo)
792 // we only do this if no document was specified on the command line,
793 // since this would be inconsistent with the behaviour of
794 // the first process, see OpenClients() (call to OpenDefault()) in app.cxx
795 if ( aCmdLineArgs->HasModuleParam() && Desktop::CheckOEM() && (!bDocRequestSent))
796 {
797 SvtModuleOptions aOpt;
798 SvtModuleOptions::EFactory eFactory = SvtModuleOptions::E_WRITER;
799 if ( aCmdLineArgs->IsWriter() )
800 eFactory = SvtModuleOptions::E_WRITER;
801 else if ( aCmdLineArgs->IsCalc() )
802 eFactory = SvtModuleOptions::E_CALC;
803 else if ( aCmdLineArgs->IsDraw() )
804 eFactory = SvtModuleOptions::E_DRAW;
805 else if ( aCmdLineArgs->IsImpress() )
806 eFactory = SvtModuleOptions::E_IMPRESS;
807 else if ( aCmdLineArgs->IsBase() )
808 eFactory = SvtModuleOptions::E_DATABASE;
809 else if ( aCmdLineArgs->IsMath() )
810 eFactory = SvtModuleOptions::E_MATH;
811 else if ( aCmdLineArgs->IsGlobal() )
812 eFactory = SvtModuleOptions::E_WRITERGLOBAL;
813 else if ( aCmdLineArgs->IsWeb() )
814 eFactory = SvtModuleOptions::E_WRITERWEB;
815
816 if ( pRequest->aOpenList.getLength() )
817 pRequest->aModule = aOpt.GetFactoryName( eFactory );
818 else
819 AddURLToStringList( aOpt.GetFactoryEmptyDocumentURL( eFactory ), pRequest->aOpenList );
820 bDocRequestSent = sal_True;
821 }
822 }
823
824 if (!aCmdLineArgs->IsQuickstart() && Desktop::CheckOEM()) {
825 sal_Bool bShowHelp = sal_False;
826 rtl::OUStringBuffer aHelpURLBuffer;
827 if (aCmdLineArgs->IsHelpWriter()) {
828 bShowHelp = sal_True;
829 aHelpURLBuffer.appendAscii("vnd.sun.star.help://swriter/start");
830 } else if (aCmdLineArgs->IsHelpCalc()) {
831 bShowHelp = sal_True;
832 aHelpURLBuffer.appendAscii("vnd.sun.star.help://scalc/start");
833 } else if (aCmdLineArgs->IsHelpDraw()) {
834 bShowHelp = sal_True;
835 aHelpURLBuffer.appendAscii("vnd.sun.star.help://sdraw/start");
836 } else if (aCmdLineArgs->IsHelpImpress()) {
837 bShowHelp = sal_True;
838 aHelpURLBuffer.appendAscii("vnd.sun.star.help://simpress/start");
839 } else if (aCmdLineArgs->IsHelpBase()) {
840 bShowHelp = sal_True;
841 aHelpURLBuffer.appendAscii("vnd.sun.star.help://sdatabase/start");
842 } else if (aCmdLineArgs->IsHelpBasic()) {
843 bShowHelp = sal_True;
844 aHelpURLBuffer.appendAscii("vnd.sun.star.help://sbasic/start");
845 } else if (aCmdLineArgs->IsHelpMath()) {
846 bShowHelp = sal_True;
847 aHelpURLBuffer.appendAscii("vnd.sun.star.help://smath/start");
848 }
849 if (bShowHelp) {
850 Any aRet = ::utl::ConfigManager::GetDirectConfigProperty( ::utl::ConfigManager::LOCALE );
851 rtl::OUString aTmp;
852 aRet >>= aTmp;
853 aHelpURLBuffer.appendAscii("?Language=");
854 aHelpURLBuffer.append(aTmp);
855 #if defined UNX
856 aHelpURLBuffer.appendAscii("&System=UNX");
857 #elif defined WNT
858 aHelpURLBuffer.appendAscii("&System=WIN");
859 #elif defined OS2
860 aHelpURLBuffer.appendAscii("&System=OS2");
861 #endif
862 ApplicationEvent* pAppEvent =
863 new ApplicationEvent( aEmpty, aEmpty,
864 "OPENHELPURL", aHelpURLBuffer.makeStringAndClear());
865 ImplPostForeignAppEvent( pAppEvent );
866 }
867 }
868
869 if ( bDocRequestSent && Desktop::CheckOEM())
870 {
871 // Send requests to dispatch watcher if we have at least one. The receiver
872 // is responsible to delete the request after processing it.
873 if ( aCmdLineArgs->HasModuleParam() )
874 {
875 SvtModuleOptions aOpt;
876
877 // Support command line parameters to start a module (as preselection)
878 if ( aCmdLineArgs->IsWriter() && aOpt.IsModuleInstalled( SvtModuleOptions::E_SWRITER ) )
879 pRequest->aModule = aOpt.GetFactoryName( SvtModuleOptions::E_WRITER );
880 else if ( aCmdLineArgs->IsCalc() && aOpt.IsModuleInstalled( SvtModuleOptions::E_SCALC ) )
881 pRequest->aModule = aOpt.GetFactoryName( SvtModuleOptions::E_CALC );
882 else if ( aCmdLineArgs->IsImpress() && aOpt.IsModuleInstalled( SvtModuleOptions::E_SIMPRESS ) )
883 pRequest->aModule= aOpt.GetFactoryName( SvtModuleOptions::E_IMPRESS );
884 else if ( aCmdLineArgs->IsDraw() && aOpt.IsModuleInstalled( SvtModuleOptions::E_SDRAW ) )
885 pRequest->aModule= aOpt.GetFactoryName( SvtModuleOptions::E_DRAW );
886 }
887
888
889 ImplPostProcessDocumentsEvent( pRequest );
890 }
891 else
892 {
893 // delete not used request again
894 delete pRequest;
895 pRequest = NULL;
896 }
897 if (( aArguments.CompareTo( sc_aShowSequence, sc_nShSeqLength ) == COMPARE_EQUAL ) ||
898 aCmdLineArgs->IsEmpty() )
899 {
900 // no document was sent, just bring Office to front
901 ApplicationEvent* pAppEvent =
902 new ApplicationEvent( aEmpty, aEmpty, "APPEAR", aEmpty );
903 ImplPostForeignAppEvent( pAppEvent );
904 }
905
906 // we don't need the mutex any longer...
907 aGuard.clear();
908 // wait for processing to finish
909 if (bDocRequestSent)
910 cProcessed.wait();
911 // processing finished, inform the requesting end
912 nBytes = 0;
913 while (
914 (nResult = maStreamPipe.send(sc_aConfirmationSequence+nBytes, sc_nCSeqLength-nBytes))>0 &&
915 ((nBytes += nResult) < sc_nCSeqLength) ) ;
916 // now we can close, don't we?
917 // maStreamPipe.close();
918
919 }
920 else
921 {
922 #if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
923 fprintf( stderr, "Error on accept: %d\n", (int)nError );
924 #endif
925 TimeValue tval;
926 tval.Seconds = 1;
927 tval.Nanosec = 0;
928 sleep( tval );
929 }
930 } while( schedule() );
931 }
932
AddToDispatchList(DispatchWatcher::DispatchList & rDispatchList,boost::optional<rtl::OUString> const & cwdUrl,const OUString & aRequestList,DispatchWatcher::RequestType nType,const OUString & aParam,const OUString & aFactory)933 static void AddToDispatchList(
934 DispatchWatcher::DispatchList& rDispatchList,
935 boost::optional< rtl::OUString > const & cwdUrl,
936 const OUString& aRequestList,
937 DispatchWatcher::RequestType nType,
938 const OUString& aParam,
939 const OUString& aFactory )
940 {
941 if ( aRequestList.getLength() > 0 )
942 {
943 sal_Int32 nIndex = 0;
944 do
945 {
946 OUString aToken = aRequestList.getToken( 0, APPEVENT_PARAM_DELIMITER, nIndex );
947 if ( aToken.getLength() > 0 )
948 rDispatchList.push_back(
949 DispatchWatcher::DispatchRequest( nType, aToken, cwdUrl, aParam, aFactory ));
950 }
951 while ( nIndex >= 0 );
952 }
953 }
954
ExecuteCmdLineRequests(ProcessDocumentsRequest & aRequest)955 sal_Bool OfficeIPCThread::ExecuteCmdLineRequests( ProcessDocumentsRequest& aRequest )
956 {
957 // protect the dispatch list
958 osl::ClearableMutexGuard aGuard( GetMutex() );
959
960 static DispatchWatcher::DispatchList aDispatchList;
961
962 rtl::OUString aEmpty;
963 // Create dispatch list for dispatch watcher
964 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aOpenList, DispatchWatcher::REQUEST_OPEN, aEmpty, aRequest.aModule );
965 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aViewList, DispatchWatcher::REQUEST_VIEW, aEmpty, aRequest.aModule );
966 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aStartList, DispatchWatcher::REQUEST_START, aEmpty, aRequest.aModule );
967 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aPrintList, DispatchWatcher::REQUEST_PRINT, aEmpty, aRequest.aModule );
968 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aPrintToList, DispatchWatcher::REQUEST_PRINTTO, aRequest.aPrinterName, aRequest.aModule );
969 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aForceOpenList, DispatchWatcher::REQUEST_FORCEOPEN, aEmpty, aRequest.aModule );
970 AddToDispatchList( aDispatchList, aRequest.aCwdUrl, aRequest.aForceNewList, DispatchWatcher::REQUEST_FORCENEW, aEmpty, aRequest.aModule );
971
972 sal_Bool bShutdown( sal_False );
973
974 if ( pGlobalOfficeIPCThread )
975 {
976 if( ! pGlobalOfficeIPCThread->AreRequestsEnabled() )
977 return bShutdown;
978
979 pGlobalOfficeIPCThread->mnPendingRequests += aDispatchList.size();
980 if ( !pGlobalOfficeIPCThread->mpDispatchWatcher )
981 {
982 pGlobalOfficeIPCThread->mpDispatchWatcher = DispatchWatcher::GetDispatchWatcher();
983 pGlobalOfficeIPCThread->mpDispatchWatcher->acquire();
984 }
985
986 // copy for execute
987 DispatchWatcher::DispatchList aTempList( aDispatchList );
988 aDispatchList.clear();
989
990 aGuard.clear();
991
992 // Execute dispatch requests
993 bShutdown = pGlobalOfficeIPCThread->mpDispatchWatcher->executeDispatchRequests( aTempList, s_bInEnableRequests );
994
995 // set processed flag
996 if (aRequest.pcProcessed != NULL)
997 aRequest.pcProcessed->set();
998 }
999
1000 return bShutdown;
1001 }
1002
1003 }
1004