forked from sanyaade-mobiledev/chromium.src
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathchrome_active_document.cc
1399 lines (1206 loc) · 49 KB
/
chrome_active_document.cc
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
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Implementation of ChromeActiveDocument
#include "chrome_frame/chrome_active_document.h"
#include <hlink.h>
#include <htiface.h>
#include <initguid.h>
#include <mshtmcid.h>
#include <shdeprecated.h>
#include <shlguid.h>
#include <shlobj.h>
#include <shobjidl.h>
#include <tlogstg.h>
#include <urlmon.h>
#include <wininet.h>
#include "base/command_line.h"
#include "base/debug/trace_event.h"
#include "base/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/process_util.h"
#include "base/string_tokenizer.h"
#include "base/string_util.h"
#include "base/threading/thread.h"
#include "base/threading/thread_local.h"
#include "base/utf_string_conversions.h"
#include "base/win/scoped_variant.h"
#include "base/win/win_util.h"
#include "grit/generated_resources.h"
#include "chrome/app/chrome_command_ids.h"
#include "chrome/app/chrome_dll_resource.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/navigation_types.h"
#include "chrome/common/page_zoom.h"
#include "chrome/test/automation/browser_proxy.h"
#include "chrome/test/automation/tab_proxy.h"
#include "chrome_frame/bho.h"
#include "chrome_frame/bind_context_info.h"
#include "chrome_frame/buggy_bho_handling.h"
#include "chrome_frame/crash_reporting/crash_metrics.h"
#include "chrome_frame/utils.h"
DEFINE_GUID(CGID_DocHostCmdPriv, 0x000214D4L, 0, 0, 0xC0, 0, 0, 0, 0, 0, 0,
0x46);
base::ThreadLocalPointer<ChromeActiveDocument> g_active_doc_cache;
bool g_first_launch_by_process_ = true;
const DWORD kIEEncodingIdArray[] = {
#define DEFINE_ENCODING_ID_ARRAY(encoding_name, id, chrome_name) encoding_name,
INTERNAL_IE_ENCODINGMENU_IDS(DEFINE_ENCODING_ID_ARRAY)
#undef DEFINE_ENCODING_ID_ARRAY
0 // The Last data must be 0 to indicate the end of the encoding id array.
};
ChromeActiveDocument::ChromeActiveDocument()
: first_navigation_(true),
is_automation_client_reused_(false),
popup_allowed_(false),
accelerator_table_(NULL) {
TRACE_EVENT_BEGIN("chromeframe.createactivedocument", this, "");
url_fetcher_->set_frame_busting(false);
memset(&navigation_info_, 0, sizeof(navigation_info_));
}
HRESULT ChromeActiveDocument::FinalConstruct() {
// If we have a cached ChromeActiveDocument instance in TLS, then grab
// ownership of the cached document's automation client. This is an
// optimization to get Chrome active documents to load faster.
ChromeActiveDocument* cached_document = g_active_doc_cache.Get();
if (cached_document && cached_document->IsValid()) {
SetResourceModule();
DCHECK(automation_client_.get() == NULL);
automation_client_.swap(cached_document->automation_client_);
DVLOG(1) << "Reusing automation client instance from " << cached_document;
DCHECK(automation_client_.get() != NULL);
automation_client_->Reinitialize(this, url_fetcher_.get());
is_automation_client_reused_ = true;
OnAutomationServerReady();
} else {
// The FinalConstruct implementation in the ChromeFrameActivexBase class
// i.e. Base creates an instance of the ChromeFrameAutomationClient class
// and initializes it, which would spawn a new Chrome process, etc.
// We don't want to be doing this if we have a cached document, whose
// automation client instance can be reused.
HRESULT hr = BaseActiveX::FinalConstruct();
if (FAILED(hr))
return hr;
}
InitializeAutomationSettings();
find_dialog_.Init(automation_client_.get());
OLECMDF flags = static_cast<OLECMDF>(OLECMDF_ENABLED | OLECMDF_SUPPORTED);
null_group_commands_map_[OLECMDID_PRINT] = flags;
null_group_commands_map_[OLECMDID_FIND] = flags;
null_group_commands_map_[OLECMDID_CUT] = flags;
null_group_commands_map_[OLECMDID_COPY] = flags;
null_group_commands_map_[OLECMDID_PASTE] = flags;
null_group_commands_map_[OLECMDID_SELECTALL] = flags;
null_group_commands_map_[OLECMDID_SAVEAS] = flags;
mshtml_group_commands_map_[IDM_BASELINEFONT1] = flags;
mshtml_group_commands_map_[IDM_BASELINEFONT2] = flags;
mshtml_group_commands_map_[IDM_BASELINEFONT3] = flags;
mshtml_group_commands_map_[IDM_BASELINEFONT4] = flags;
mshtml_group_commands_map_[IDM_BASELINEFONT5] = flags;
mshtml_group_commands_map_[IDM_VIEWSOURCE] = flags;
HMODULE this_module = reinterpret_cast<HMODULE>(&__ImageBase);
accelerator_table_ =
LoadAccelerators(this_module,
MAKEINTRESOURCE(IDR_CHROME_FRAME_IE_FULL_TAB));
DCHECK(accelerator_table_ != NULL);
return S_OK;
}
ChromeActiveDocument::~ChromeActiveDocument() {
DVLOG(1) << __FUNCTION__;
if (find_dialog_.IsWindow())
find_dialog_.DestroyWindow();
// ChromeFramePlugin
BaseActiveX::Uninitialize();
TRACE_EVENT_END("chromeframe.createactivedocument", this, "");
}
// Override DoVerb
STDMETHODIMP ChromeActiveDocument::DoVerb(LONG verb,
LPMSG msg,
IOleClientSite* active_site,
LONG index,
HWND parent_window,
LPCRECT pos) {
// IE will try and in-place activate us in some cases. This happens when
// the user opens a new IE window with a URL that has us as the DocObject.
// Here we refuse to be activated in-place and we will force IE to UIActivate
// us.
if (OLEIVERB_INPLACEACTIVATE == verb)
return OLEOBJ_E_INVALIDVERB;
// Check if we should activate as a docobject or not
// (client supports IOleDocumentSite)
if (doc_site_) {
switch (verb) {
case OLEIVERB_SHOW: {
ScopedComPtr<IDocHostUIHandler> doc_host_handler;
doc_host_handler.QueryFrom(doc_site_);
if (doc_host_handler.get())
doc_host_handler->ShowUI(DOCHOSTUITYPE_BROWSE, this, this, NULL, NULL);
}
case OLEIVERB_OPEN:
case OLEIVERB_UIACTIVATE:
if (!m_bUIActive)
return doc_site_->ActivateMe(NULL);
break;
}
}
return IOleObjectImpl<ChromeActiveDocument>::DoVerb(verb,
msg,
active_site,
index,
parent_window,
pos);
}
// Override IOleInPlaceActiveObjectImpl::OnDocWindowActivate
STDMETHODIMP ChromeActiveDocument::OnDocWindowActivate(BOOL activate) {
DVLOG(1) << __FUNCTION__;
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::TranslateAccelerator(MSG* msg) {
DVLOG(1) << __FUNCTION__;
if (msg == NULL)
return E_POINTER;
if (msg->message == WM_KEYDOWN && msg->wParam == VK_TAB) {
HWND focus = ::GetFocus();
if (focus != m_hWnd && !::IsChild(m_hWnd, focus)) {
// The call to SetFocus triggers a WM_SETFOCUS that makes the base class
// set focus to the correct element in Chrome.
::SetFocus(m_hWnd);
return S_OK;
}
}
return S_FALSE;
}
// Override IPersistStorageImpl::IsDirty
STDMETHODIMP ChromeActiveDocument::IsDirty() {
DVLOG(1) << __FUNCTION__;
return S_FALSE;
}
void ChromeActiveDocument::OnAutomationServerReady() {
BaseActiveX::OnAutomationServerReady();
BaseActiveX::GiveFocusToChrome(true);
}
STDMETHODIMP ChromeActiveDocument::Load(BOOL fully_avalable,
IMoniker* moniker_name,
LPBC bind_context,
DWORD mode) {
if (NULL == moniker_name)
return E_INVALIDARG;
ScopedComPtr<IOleClientSite> client_site;
if (bind_context) {
ScopedComPtr<IUnknown> site;
bind_context->GetObjectParam(SZ_HTML_CLIENTSITE_OBJECTPARAM,
site.Receive());
if (site)
client_site.QueryFrom(site);
}
if (client_site) {
SetClientSite(client_site);
DoQueryService(IID_INewWindowManager, client_site,
popup_manager_.Receive());
// See if mshtml parsed the html header for us. If so, we need to
// clear the browser service flag that we use to indicate that this
// browser instance is navigating to a CF document.
ScopedComPtr<IBrowserService> browser_service;
DoQueryService(SID_SShellBrowser, client_site, browser_service.Receive());
if (browser_service) {
bool flagged = CheckForCFNavigation(browser_service, true);
DVLOG_IF(1, flagged) << "Cleared flagged browser service";
}
}
NavigationManager* mgr = NavigationManager::GetThreadInstance();
DLOG_IF(ERROR, !mgr) << "Couldn't get instance of NavigationManager";
std::wstring url;
ScopedComPtr<BindContextInfo> info;
BindContextInfo::FromBindContext(bind_context, info.Receive());
DCHECK(info);
if (info && !info->url().empty()) {
url = info->url();
} else {
// If the original URL contains an anchor, then the URL queried
// from the moniker does not contain the anchor. To workaround
// this we retrieve the URL from our BHO.
url = GetActualUrlFromMoniker(moniker_name, bind_context,
mgr ? mgr->url(): std::wstring());
}
ChromeFrameUrl cf_url;
if (!cf_url.Parse(url)) {
DLOG(WARNING) << __FUNCTION__ << " Failed to parse url:" << url;
return E_INVALIDARG;
}
std::string referrer(mgr ? mgr->referrer() : EmptyString());
RendererType renderer_type = cf_url.is_chrome_protocol() ?
RENDERER_TYPE_CHROME_GCF_PROTOCOL : RENDERER_TYPE_UNDETERMINED;
// With CTransaction patch we have more robust way to grab the referrer for
// each top-level-switch-to-CF request by peeking at our sniffing data
// object that lives inside the bind context. We also remember the reason
// we're rendering the document in Chrome.
if (g_patch_helper.state() == PatchHelper::PATCH_PROTOCOL && info) {
scoped_refptr<ProtData> prot_data = info->get_prot_data();
if (prot_data) {
referrer = prot_data->referrer();
renderer_type = prot_data->renderer_type();
}
}
// For gcf: URLs allow only about and view-source schemes to pass through for
// further inspection.
bool is_safe_scheme = cf_url.gurl().SchemeIs(chrome::kAboutScheme) ||
cf_url.gurl().SchemeIs(chrome::kViewSourceScheme);
if (cf_url.is_chrome_protocol() && !is_safe_scheme &&
!GetConfigBool(false, kAllowUnsafeURLs)) {
DLOG(ERROR) << __FUNCTION__ << " gcf: not allowed:" << url;
return E_INVALIDARG;
}
if (!LaunchUrl(cf_url, referrer)) {
DLOG(ERROR) << __FUNCTION__ << " Failed to launch url:" << url;
return E_INVALIDARG;
}
if (!cf_url.is_chrome_protocol() && !cf_url.attach_to_external_tab())
url_fetcher_->SetInfoForUrl(url.c_str(), moniker_name, bind_context);
// Log a metric indicating why GCF is rendering in Chrome.
// (Note: we only track the renderer type when using the CTransaction patch.
// When the code for the browser service patch and for the moniker patch is
// removed, this conditional can also go away.)
if (RENDERER_TYPE_UNDETERMINED != renderer_type) {
THREAD_SAFE_UMA_LAUNCH_TYPE_COUNT(renderer_type);
}
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::Save(IMoniker* moniker_name,
LPBC bind_context,
BOOL remember) {
return E_NOTIMPL;
}
STDMETHODIMP ChromeActiveDocument::SaveCompleted(IMoniker* moniker_name,
LPBC bind_context) {
return E_NOTIMPL;
}
STDMETHODIMP ChromeActiveDocument::GetCurMoniker(IMoniker** moniker_name) {
return E_NOTIMPL;
}
STDMETHODIMP ChromeActiveDocument::GetClassID(CLSID* class_id) {
if (NULL == class_id)
return E_POINTER;
*class_id = GetObjectCLSID();
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::QueryStatus(const GUID* cmd_group_guid,
ULONG number_of_commands,
OLECMD commands[],
OLECMDTEXT* command_text) {
DVLOG(1) << __FUNCTION__;
CommandStatusMap* command_map = NULL;
if (cmd_group_guid) {
if (IsEqualGUID(*cmd_group_guid, GUID_NULL)) {
command_map = &null_group_commands_map_;
} else if (IsEqualGUID(*cmd_group_guid, CGID_MSHTML)) {
command_map = &mshtml_group_commands_map_;
} else if (IsEqualGUID(*cmd_group_guid, CGID_Explorer)) {
command_map = &explorer_group_commands_map_;
} else if (IsEqualGUID(*cmd_group_guid, CGID_ShellDocView)) {
command_map = &shdoc_view_group_commands_map_;
}
} else {
command_map = &null_group_commands_map_;
}
if (!command_map) {
DVLOG(1) << "unsupported command group: " << GuidToString(*cmd_group_guid);
return OLECMDERR_E_NOTSUPPORTED;
}
for (ULONG command_index = 0; command_index < number_of_commands;
command_index++) {
DVLOG(1) << "Command id = " << commands[command_index].cmdID;
CommandStatusMap::iterator index =
command_map->find(commands[command_index].cmdID);
if (index != command_map->end())
commands[command_index].cmdf = index->second;
}
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::Exec(const GUID* cmd_group_guid,
DWORD command_id,
DWORD cmd_exec_opt,
VARIANT* in_args,
VARIANT* out_args) {
DVLOG(1) << __FUNCTION__ << " Cmd id =" << command_id;
// Bail out if we have been uninitialized.
if (automation_client_.get() && automation_client_->tab()) {
return ProcessExecCommand(cmd_group_guid, command_id, cmd_exec_opt,
in_args, out_args);
} else if (command_id == OLECMDID_REFRESH && cmd_group_guid == NULL) {
// If the automation server has crashed and the user is refreshing the
// page, let OnRefreshPage attempt to recover.
OnRefreshPage(cmd_group_guid, command_id, cmd_exec_opt, in_args, out_args);
}
return OLECMDERR_E_NOTSUPPORTED;
}
STDMETHODIMP ChromeActiveDocument::LoadHistory(IStream* stream,
IBindCtx* bind_context) {
// Read notes in ChromeActiveDocument::SaveHistory
DCHECK(stream);
LARGE_INTEGER offset = {0};
ULARGE_INTEGER cur_pos = {0};
STATSTG statstg = {0};
stream->Seek(offset, STREAM_SEEK_CUR, &cur_pos);
stream->Stat(&statstg, STATFLAG_NONAME);
DWORD url_size = statstg.cbSize.LowPart - cur_pos.LowPart;
base::win::ScopedBstr url_bstr;
DWORD bytes_read = 0;
stream->Read(url_bstr.AllocateBytes(url_size), url_size, &bytes_read);
std::wstring url(url_bstr);
ChromeFrameUrl cf_url;
if (!cf_url.Parse(url)) {
DLOG(WARNING) << __FUNCTION__ << " Failed to parse url:" << url;
return E_INVALIDARG;
}
const std::string& referrer = EmptyString();
if (!LaunchUrl(cf_url, referrer)) {
NOTREACHED() << __FUNCTION__ << " Failed to launch url:" << url;
return E_INVALIDARG;
}
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::SaveHistory(IStream* stream) {
// TODO(sanjeevr): We need to fetch the entire list of navigation entries
// from Chrome and persist it in the stream. And in LoadHistory we need to
// pass this list back to Chrome which will recreate the list. This will allow
// Back-Forward navigation to anchors to work correctly when we navigate to a
// page outside of ChromeFrame and then come back.
if (!stream) {
NOTREACHED();
return E_INVALIDARG;
}
LARGE_INTEGER offset = {0};
ULARGE_INTEGER new_pos = {0};
DWORD written = 0;
std::wstring url = UTF8ToWide(navigation_info_.url.spec());
return stream->Write(url.c_str(), (url.length() + 1) * sizeof(wchar_t),
&written);
}
STDMETHODIMP ChromeActiveDocument::SetPositionCookie(DWORD position_cookie) {
if (automation_client_.get()) {
int index = static_cast<int>(position_cookie);
navigation_info_.navigation_index = index;
automation_client_->NavigateToIndex(index);
} else {
DLOG(WARNING) << "Invalid automation client instance";
}
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::GetPositionCookie(DWORD* position_cookie) {
if (!position_cookie)
return E_INVALIDARG;
*position_cookie = navigation_info_.navigation_index;
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::GetUrlForEvents(BSTR* url) {
if (NULL == url)
return E_POINTER;
*url = ::SysAllocString(url_);
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::GetAddressBarUrl(BSTR* url) {
return GetUrlForEvents(url);
}
STDMETHODIMP ChromeActiveDocument::Reset() {
next_privacy_record_ = privacy_info_.privacy_records.begin();
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::GetSize(DWORD* size) {
if (!size)
return E_POINTER;
*size = privacy_info_.privacy_records.size();
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::GetPrivacyImpacted(BOOL* privacy_impacted) {
if (!privacy_impacted)
return E_POINTER;
*privacy_impacted = privacy_info_.privacy_impacted;
return S_OK;
}
STDMETHODIMP ChromeActiveDocument::Next(BSTR* url, BSTR* policy,
LONG* reserved, DWORD* flags) {
if (!url || !policy || !flags)
return E_POINTER;
if (next_privacy_record_ == privacy_info_.privacy_records.end())
return HRESULT_FROM_WIN32(ERROR_NO_MORE_ITEMS);
*url = SysAllocString(next_privacy_record_->first.c_str());
*policy = SysAllocString(next_privacy_record_->second.policy_ref.c_str());
*flags = next_privacy_record_->second.flags;
next_privacy_record_++;
return S_OK;
}
bool ChromeActiveDocument::IsSchemeAllowed(const GURL& url) {
bool allowed = BaseActiveX::IsSchemeAllowed(url);
if (allowed)
return true;
if (url.SchemeIs(chrome::kAboutScheme)) {
if (LowerCaseEqualsASCII(url.spec(), chrome::kAboutPluginsURL))
return true;
}
return false;
}
HRESULT ChromeActiveDocument::GetInPlaceFrame(
IOleInPlaceFrame** in_place_frame) {
DCHECK(in_place_frame);
if (in_place_frame_) {
*in_place_frame = in_place_frame_.get();
(*in_place_frame)->AddRef();
return S_OK;
} else {
return S_FALSE;
}
}
HRESULT ChromeActiveDocument::IOleObject_SetClientSite(
IOleClientSite* client_site) {
if (client_site == NULL) {
ChromeActiveDocument* cached_document = g_active_doc_cache.Get();
if (cached_document) {
DCHECK(this == cached_document);
g_active_doc_cache.Set(NULL);
cached_document->Release();
}
ScopedComPtr<IDocHostUIHandler> doc_host_handler;
if (doc_site_)
doc_host_handler.QueryFrom(doc_site_);
if (doc_host_handler.get())
doc_host_handler->HideUI();
doc_site_.Release();
}
if (client_site != m_spClientSite)
return BaseActiveX::IOleObject_SetClientSite(client_site);
return S_OK;
}
HRESULT ChromeActiveDocument::ActiveXDocActivate(LONG verb) {
HRESULT hr = S_OK;
m_bNegotiatedWnd = TRUE;
if (!m_bInPlaceActive) {
hr = m_spInPlaceSite->CanInPlaceActivate();
if (FAILED(hr))
return hr;
m_spInPlaceSite->OnInPlaceActivate();
}
m_bInPlaceActive = TRUE;
// get location in the parent window,
// as well as some information about the parent
ScopedComPtr<IOleInPlaceUIWindow> in_place_ui_window;
frame_info_.cb = sizeof(OLEINPLACEFRAMEINFO);
HWND parent_window = NULL;
if (m_spInPlaceSite->GetWindow(&parent_window) == S_OK) {
in_place_frame_.Release();
RECT position_rect = {0};
RECT clip_rect = {0};
m_spInPlaceSite->GetWindowContext(in_place_frame_.Receive(),
in_place_ui_window.Receive(),
&position_rect,
&clip_rect,
&frame_info_);
if (!m_bWndLess) {
if (IsWindow()) {
::ShowWindow(m_hWnd, SW_SHOW);
SetFocus();
} else {
m_hWnd = Create(parent_window, position_rect, 0, 0, WS_EX_CLIENTEDGE);
if (!IsWindow()) {
// This might happen if the automation server couldn't be
// instantiated. If so, a NOTREACHED() will have already been hit.
DLOG(ERROR) << "Failed to create Ax window";
return AtlHresultFromLastError();
}
}
SetWindowDimensions();
}
SetObjectRects(&position_rect, &clip_rect);
}
ScopedComPtr<IOleInPlaceActiveObject> in_place_active_object(this);
// Gone active by now, take care of UIACTIVATE
if (DoesVerbUIActivate(verb)) {
if (!m_bUIActive) {
m_bUIActive = TRUE;
hr = m_spInPlaceSite->OnUIActivate();
if (FAILED(hr))
return hr;
// set ourselves up in the host
if (in_place_active_object) {
if (in_place_frame_)
in_place_frame_->SetActiveObject(in_place_active_object, NULL);
if (in_place_ui_window)
in_place_ui_window->SetActiveObject(in_place_active_object, NULL);
}
}
}
m_spClientSite->ShowObject();
return S_OK;
}
void ChromeActiveDocument::OnNavigationStateChanged(
int flags, const NavigationInfo& nav_info) {
// TODO(joshia): handle INVALIDATE_TAB,INVALIDATE_LOAD etc.
DVLOG(1) << __FUNCTION__
<< "\n Flags: " << flags
<< ", Url: " << nav_info.url
<< ", Title: " << nav_info.title
<< ", Type: " << nav_info.navigation_type
<< ", Relative Offset: " << nav_info.relative_offset
<< ", Index: " << nav_info.navigation_index;
UpdateNavigationState(nav_info, flags);
}
void ChromeActiveDocument::OnUpdateTargetUrl(
const std::wstring& new_target_url) {
if (in_place_frame_)
in_place_frame_->SetStatusText(new_target_url.c_str());
}
bool IsFindAccelerator(const MSG& msg) {
// TODO(robertshield): This may not stand up to localization. Fix if this
// is the case.
return msg.message == WM_KEYDOWN && msg.wParam == 'F' &&
base::win::IsCtrlPressed() &&
!(base::win::IsAltPressed() || base::win::IsShiftPressed());
}
void ChromeActiveDocument::OnAcceleratorPressed(const MSG& accel_message) {
if (::TranslateAccelerator(m_hWnd, accelerator_table_,
const_cast<MSG*>(&accel_message)))
return;
bool handled_accel = false;
if (in_place_frame_ != NULL) {
handled_accel = (S_OK == in_place_frame_->TranslateAcceleratorW(
const_cast<MSG*>(&accel_message), 0));
}
if (!handled_accel) {
if (IsFindAccelerator(accel_message)) {
// Handle the showing of the find dialog explicitly.
OnFindInPage();
} else {
BaseActiveX::OnAcceleratorPressed(accel_message);
}
} else {
DVLOG(1) << "IE handled accel key " << accel_message.wParam;
}
}
void ChromeActiveDocument::OnTabbedOut(bool reverse) {
DVLOG(1) << __FUNCTION__;
if (in_place_frame_) {
MSG msg = { NULL, WM_KEYDOWN, VK_TAB };
in_place_frame_->TranslateAcceleratorW(&msg, 0);
}
}
void ChromeActiveDocument::OnDidNavigate(const NavigationInfo& nav_info) {
DVLOG(1) << __FUNCTION__ << std::endl
<< "Url: " << nav_info.url
<< ", Title: " << nav_info.title
<< ", Type: " << nav_info.navigation_type
<< ", Relative Offset: " << nav_info.relative_offset
<< ", Index: " << nav_info.navigation_index;
CrashMetricsReporter::GetInstance()->IncrementMetric(
CrashMetricsReporter::CHROME_FRAME_NAVIGATION_COUNT);
// This could be NULL if the active document instance is being destroyed.
if (!m_spInPlaceSite) {
DVLOG(1) << __FUNCTION__ << "m_spInPlaceSite is NULL. Returning";
return;
}
UpdateNavigationState(nav_info, 0);
}
void ChromeActiveDocument::OnCloseTab() {
// Base class will fire DIChromeFrameEvents::onclose.
BaseActiveX::OnCloseTab();
// Close the container window.
ScopedComPtr<IWebBrowser2> web_browser2;
DoQueryService(SID_SWebBrowserApp, m_spClientSite, web_browser2.Receive());
if (web_browser2)
web_browser2->Quit();
}
void ChromeActiveDocument::UpdateNavigationState(
const NavigationInfo& new_navigation_info, int flags) {
HRESULT hr = S_OK;
bool is_title_changed = (navigation_info_.title != new_navigation_info.title);
bool is_ssl_state_changed =
(navigation_info_.security_style != new_navigation_info.security_style) ||
(navigation_info_.displayed_insecure_content !=
new_navigation_info.displayed_insecure_content) ||
(navigation_info_.ran_insecure_content !=
new_navigation_info.ran_insecure_content);
if (is_ssl_state_changed) {
int lock_status = SECURELOCK_SET_UNSECURE;
switch (new_navigation_info.security_style) {
case SECURITY_STYLE_AUTHENTICATED:
lock_status = new_navigation_info.displayed_insecure_content ?
SECURELOCK_SET_MIXED : SECURELOCK_SET_SECUREUNKNOWNBIT;
break;
default:
break;
}
base::win::ScopedVariant secure_lock_status(lock_status);
IEExec(&CGID_ShellDocView, INTERNAL_CMDID_SET_SSL_LOCK,
OLECMDEXECOPT_DODEFAULT, secure_lock_status.AsInput(), NULL);
}
// Ideally all navigations should come to Chrome Frame so that we can call
// BeforeNavigate2 on installed BHOs and give them a chance to cancel the
// navigation. However, in practice what happens is as below:
// The very first navigation that happens in CF happens via a Load or a
// LoadHistory call. In this case, IE already has the correct information for
// its travel log as well address bar. For other internal navigations (navs
// that only happen within Chrome such as anchor navigations) we need to
// update IE's internal state after the fact. In the case of internal
// navigations, we notify the BHOs but ignore the should_cancel flag.
// Another case where we need to issue BeforeNavigate2 calls is as below:-
// We get notified after the fact, when navigations are initiated within
// Chrome via window.open calls. These navigations are handled by creating
// an external tab container within chrome and then connecting to it from IE.
// We still want to update the address bar/history, etc, to ensure that
// the special URL used by Chrome to indicate this is updated correctly.
ChromeFrameUrl cf_url;
bool is_attach_external_tab_url = cf_url.Parse(std::wstring(url_)) &&
cf_url.attach_to_external_tab();
bool is_internal_navigation =
IsNewNavigation(new_navigation_info, flags) || is_attach_external_tab_url;
if (new_navigation_info.url.is_valid())
url_.Allocate(UTF8ToWide(new_navigation_info.url.spec()).c_str());
if (is_internal_navigation) {
ScopedComPtr<IDocObjectService> doc_object_svc;
ScopedComPtr<IWebBrowserEventsService> web_browser_events_svc;
buggy_bho::BuggyBhoTls bad_bho_tls;
if (GetConfigBool(true, kEnableBuggyBhoIntercept)) {
ScopedComPtr<IWebBrowser2> wb2;
DoQueryService(SID_SWebBrowserApp, m_spClientSite, wb2.Receive());
if (wb2) {
buggy_bho::BuggyBhoTls::PatchBuggyBHOs(wb2);
}
}
DoQueryService(__uuidof(web_browser_events_svc), m_spClientSite,
web_browser_events_svc.Receive());
if (!web_browser_events_svc.get()) {
DoQueryService(SID_SShellBrowser, m_spClientSite,
doc_object_svc.Receive());
}
// web_browser_events_svc can be NULL on IE6.
if (web_browser_events_svc) {
VARIANT_BOOL should_cancel = VARIANT_FALSE;
web_browser_events_svc->FireBeforeNavigate2Event(&should_cancel);
} else if (doc_object_svc) {
BOOL should_cancel = FALSE;
doc_object_svc->FireBeforeNavigate2(NULL, url_, 0, NULL, NULL, 0,
NULL, FALSE, &should_cancel);
}
// We need to tell IE that we support navigation so that IE will query us
// for IPersistHistory and call GetPositionCookie to save our navigation
// index.
base::win::ScopedVariant html_window(static_cast<IUnknown*>(
static_cast<IHTMLWindow2*>(this)));
IEExec(&CGID_DocHostCmdPriv, DOCHOST_DOCCANNAVIGATE, 0,
html_window.AsInput(), NULL);
// We pass the HLNF_INTERNALJUMP flag to INTERNAL_CMDID_FINALIZE_TRAVEL_LOG
// since we want to make IE treat all internal navigations within this page
// (including anchor navigations and subframe navigations) as anchor
// navigations. This will ensure that IE calls GetPositionCookie
// to save the current position cookie in the travel log and then call
// SetPositionCookie when the user hits Back/Forward to come back here.
base::win::ScopedVariant internal_navigation(HLNF_INTERNALJUMP);
IEExec(&CGID_Explorer, INTERNAL_CMDID_FINALIZE_TRAVEL_LOG, 0,
internal_navigation.AsInput(), NULL);
// We no longer need to lie to IE. If we lie persistently to IE, then
// IE reuses us for new navigations.
IEExec(&CGID_DocHostCmdPriv, DOCHOST_DOCCANNAVIGATE, 0, NULL, NULL);
if (doc_object_svc) {
// Now call the FireNavigateCompleteEvent which makes IE update the text
// in the address-bar.
doc_object_svc->FireNavigateComplete2(this, 0);
doc_object_svc->FireDocumentComplete(this, 0);
} else if (web_browser_events_svc) {
web_browser_events_svc->FireNavigateComplete2Event();
web_browser_events_svc->FireDocumentCompleteEvent();
}
}
if (is_title_changed) {
base::win::ScopedVariant title(new_navigation_info.title.c_str());
IEExec(NULL, OLECMDID_SETTITLE, OLECMDEXECOPT_DONTPROMPTUSER,
title.AsInput(), NULL);
}
// It is important that we only update the navigation_info_ after we have
// finalized the travel log. This is because IE will ask for information
// such as navigation index when the travel log is finalized and we need
// supply the old index and not the new one.
navigation_info_ = new_navigation_info;
// Update the IE zone here. Ideally we would like to do it when the active
// document is activated. However that does not work at times as the frame we
// get there is not the actual frame which handles the command.
IEExec(&CGID_Explorer, SBCMDID_MIXEDZONE, 0, NULL, NULL);
}
void ChromeActiveDocument::OnFindInPage() {
TabProxy* tab = GetTabProxy();
if (tab) {
if (!find_dialog_.IsWindow())
find_dialog_.Create(m_hWnd);
find_dialog_.ShowWindow(SW_SHOW);
}
}
void ChromeActiveDocument::OnViewSource() {
DCHECK(navigation_info_.url.is_valid());
HostNavigate(GURL(chrome::kViewSourceScheme + std::string(":") +
navigation_info_.url.spec()), GURL(), NEW_WINDOW);
}
void ChromeActiveDocument::OnDetermineSecurityZone(const GUID* cmd_group_guid,
DWORD command_id,
DWORD cmd_exec_opt,
VARIANT* in_args,
VARIANT* out_args) {
// Always return URLZONE_INTERNET since that is the Chrome's behaviour.
// Correct step is to use MapUrlToZone().
if (out_args != NULL) {
out_args->vt = VT_UI4;
out_args->ulVal = URLZONE_INTERNET;
}
}
void ChromeActiveDocument::OnDisplayPrivacyInfo() {
privacy_info_ = url_fetcher_->privacy_info();
Reset();
DoPrivacyDlg(m_hWnd, url_, this, TRUE);
}
void ChromeActiveDocument::OnGetZoomRange(const GUID* cmd_group_guid,
DWORD command_id,
DWORD cmd_exec_opt,
VARIANT* in_args,
VARIANT* out_args) {
if (out_args != NULL) {
out_args->vt = VT_I4;
out_args->lVal = 0;
}
}
void ChromeActiveDocument::OnSetZoomRange(const GUID* cmd_group_guid,
DWORD command_id,
DWORD cmd_exec_opt,
VARIANT* in_args,
VARIANT* out_args) {
const int kZoomIn = 125;
const int kZoomOut = 75;
if (in_args && V_VT(in_args) == VT_I4 && IsValid()) {
if (in_args->lVal == kZoomIn) {
automation_client_->SetZoomLevel(PageZoom::ZOOM_IN);
} else if (in_args->lVal == kZoomOut) {
automation_client_->SetZoomLevel(PageZoom::ZOOM_OUT);
} else {
DLOG(WARNING) << "Unsupported zoom level:" << in_args->lVal;
}
}
}
void ChromeActiveDocument::OnUnload(const GUID* cmd_group_guid,
DWORD command_id,
DWORD cmd_exec_opt,
VARIANT* in_args,
VARIANT* out_args) {
if (IsValid() && out_args) {
bool should_unload = true;
automation_client_->OnUnload(&should_unload);
out_args->vt = VT_BOOL;
out_args->boolVal = should_unload ? VARIANT_TRUE : VARIANT_FALSE;
}
}
void ChromeActiveDocument::OnOpenURL(const GURL& url_to_open,
const GURL& referrer,
int open_disposition) {
// If the disposition indicates that we should be opening the URL in the
// current tab, then we can reuse the ChromeFrameAutomationClient instance
// maintained by the current ChromeActiveDocument instance. We cache this
// instance so that it can be used by the new ChromeActiveDocument instance
// which may be instantiated for handling the new URL.
if (open_disposition == CURRENT_TAB) {
// Grab a reference to ensure that the document remains valid.
AddRef();
g_active_doc_cache.Set(this);
}
BaseActiveX::OnOpenURL(url_to_open, referrer, open_disposition);
}
void ChromeActiveDocument::OnAttachExternalTab(
const AttachExternalTabParams& params) {
if (!automation_client_.get()) {
DLOG(WARNING) << "Invalid automation client instance";
return;
}
DWORD flags = 0;
if (params.user_gesture)
flags = NWMF_USERREQUESTED;
else if (popup_allowed_)
flags = NWMF_USERALLOWED;
HRESULT hr = S_OK;
if (popup_manager_) {
const std::wstring& url_wide = UTF8ToWide(params.url.spec());
hr = popup_manager_->EvaluateNewWindow(url_wide.c_str(), NULL, url_,
NULL, FALSE, flags, 0);
}
// Allow popup
if (hr == S_OK) {
BaseActiveX::OnAttachExternalTab(params);
return;
}
automation_client_->BlockExternalTab(params.cookie);
}
bool ChromeActiveDocument::PreProcessContextMenu(HMENU menu) {
ScopedComPtr<IBrowserService> browser_service;
ScopedComPtr<ITravelLog> travel_log;
GetBrowserServiceAndTravelLog(browser_service.Receive(),
travel_log.Receive());
if (!browser_service || !travel_log)
return true;
EnableMenuItem(menu, IDC_BACK, MF_BYCOMMAND |
(SUCCEEDED(travel_log->GetTravelEntry(browser_service, TLOG_BACK,
NULL)) ?
MF_ENABLED : MF_DISABLED));
EnableMenuItem(menu, IDC_FORWARD, MF_BYCOMMAND |
(SUCCEEDED(travel_log->GetTravelEntry(browser_service, TLOG_FORE,
NULL)) ?
MF_ENABLED : MF_DISABLED));
// Call base class (adds 'About' item)
return BaseActiveX::PreProcessContextMenu(menu);
}
bool ChromeActiveDocument::HandleContextMenuCommand(
UINT cmd, const MiniContextMenuParams& params) {
ScopedComPtr<IWebBrowser2> web_browser2;
DoQueryService(SID_SWebBrowserApp, m_spClientSite, web_browser2.Receive());
if (cmd == IDC_BACK)
web_browser2->GoBack();
else if (cmd == IDC_FORWARD)
web_browser2->GoForward();
else if (cmd == IDC_RELOAD)
web_browser2->Refresh();
else
return BaseActiveX::HandleContextMenuCommand(cmd, params);
return true;