-
Notifications
You must be signed in to change notification settings - Fork 2k
/
Copy pathPaymentRequest.cpp
1262 lines (1124 loc) · 40.2 KB
/
PaymentRequest.cpp
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
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#include "BasicCardPayment.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/Element.h"
#include "mozilla/dom/FeaturePolicyUtils.h"
#include "mozilla/dom/PaymentMethodChangeEvent.h"
#include "mozilla/dom/PaymentRequest.h"
#include "mozilla/dom/PaymentRequestChild.h"
#include "mozilla/dom/PaymentRequestManager.h"
#include "mozilla/dom/RootedDictionary.h"
#include "mozilla/dom/UserActivation.h"
#include "mozilla/dom/WindowContext.h"
#include "mozilla/intl/Locale.h"
#include "mozilla/intl/LocaleService.h"
#include "mozilla/StaticPrefs_dom.h"
#include "nsContentUtils.h"
#include "nsIDUtils.h"
#include "nsImportModule.h"
#include "nsIRegion.h"
#include "nsIScriptError.h"
#include "nsIURLParser.h"
#include "nsNetCID.h"
#include "nsServiceManagerUtils.h"
#include "nsGlobalWindowInner.h"
#include "mozilla/dom/MerchantValidationEvent.h"
#include "PaymentResponse.h"
using mozilla::intl::LocaleService;
namespace mozilla::dom {
NS_IMPL_CYCLE_COLLECTION_CLASS(PaymentRequest)
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(PaymentRequest,
DOMEventTargetHelper)
// Don't need NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER because
// DOMEventTargetHelper does it for us.
NS_IMPL_CYCLE_COLLECTION_TRACE_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(PaymentRequest,
DOMEventTargetHelper)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mResultPromise)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mAcceptPromise)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mAbortPromise)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mResponse)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mShippingAddress)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mFullShippingAddress)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDocument)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(PaymentRequest,
DOMEventTargetHelper)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mResultPromise)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mAcceptPromise)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mAbortPromise)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mResponse)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mShippingAddress)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mFullShippingAddress)
tmp->UnregisterActivityObserver();
NS_IMPL_CYCLE_COLLECTION_UNLINK(mDocument)
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PaymentRequest)
NS_INTERFACE_MAP_ENTRY(nsIDocumentActivity)
NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
NS_IMPL_ADDREF_INHERITED(PaymentRequest, DOMEventTargetHelper)
NS_IMPL_RELEASE_INHERITED(PaymentRequest, DOMEventTargetHelper)
bool PaymentRequest::PrefEnabled(JSContext* aCx, JSObject* aObj) {
#if defined(NIGHTLY_BUILD)
if (!XRE_IsContentProcess()) {
return false;
}
if (!StaticPrefs::dom_payments_request_enabled()) {
return false;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
nsCOMPtr<nsIRegion> regionJsm =
do_ImportESModule("resource://gre/modules/Region.sys.mjs", "Region");
nsAutoString region;
nsresult rv = regionJsm->GetHome(region);
if (NS_FAILED(rv)) {
return false;
}
if (!manager->IsRegionSupported(region)) {
return false;
}
nsAutoCString locale;
LocaleService::GetInstance()->GetAppLocaleAsBCP47(locale);
mozilla::intl::Locale loc;
auto result = mozilla::intl::LocaleParser::TryParse(locale, loc);
if (!(result.isOk() && loc.Canonicalize().isOk() &&
loc.Language().EqualTo("en") && loc.Region().EqualTo("US"))) {
return false;
}
return true;
#else
return false;
#endif
}
void PaymentRequest::IsValidStandardizedPMI(const nsAString& aIdentifier,
ErrorResult& aRv) {
/*
* The syntax of a standardized payment method identifier is given by the
* following [ABNF]:
*
* stdpmi = part *( "-" part )
* part = 1loweralpha *( DIGIT / loweralpha )
* loweralpha = %x61-7A
*/
const char16_t* start = aIdentifier.BeginReading();
const char16_t* end = aIdentifier.EndReading();
while (start != end) {
// the first char must be in the range %x61-7A
if ((*start < 'a' || *start > 'z')) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. The character '");
error.Append(NS_ConvertUTF16toUTF8(start, 1));
error.AppendLiteral(
"' at the beginning or after the '-' must be in the range [a-z].");
aRv.ThrowRangeError(error);
return;
}
++start;
// the rest can be in the range %x61-7A + DIGITs
while (start != end && *start != '-' &&
((*start >= 'a' && *start <= 'z') ||
(*start >= '0' && *start <= '9'))) {
++start;
}
// if the char is not in the range %x61-7A + DIGITs, it must be '-'
if (start != end && *start != '-') {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. The character '");
error.Append(NS_ConvertUTF16toUTF8(start, 1));
error.AppendLiteral("' must be in the range [a-zA-z0-9-].");
aRv.ThrowRangeError(error);
return;
}
if (*start == '-') {
++start;
// the last char can not be '-'
if (start == end) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. The last character '");
error.Append(NS_ConvertUTF16toUTF8(start, 1));
error.AppendLiteral("' must be in the range [a-z0-9].");
aRv.ThrowRangeError(error);
return;
}
}
}
}
void PaymentRequest::IsValidPaymentMethodIdentifier(
const nsAString& aIdentifier, ErrorResult& aRv) {
if (aIdentifier.IsEmpty()) {
aRv.ThrowTypeError("Payment method identifier is required.");
return;
}
/*
* URL-based payment method identifier
*
* 1. If url's scheme is not "https", return false.
* 2. If url's username or password is not the empty string, return false.
* 3. Otherwise, return true.
*/
nsCOMPtr<nsIURLParser> urlParser = do_GetService(NS_STDURLPARSER_CONTRACTID);
MOZ_ASSERT(urlParser);
uint32_t schemePos = 0;
int32_t schemeLen = 0;
uint32_t authorityPos = 0;
int32_t authorityLen = 0;
NS_ConvertUTF16toUTF8 url(aIdentifier);
nsresult rv =
urlParser->ParseURL(url.get(), url.Length(), &schemePos, &schemeLen,
&authorityPos, &authorityLen, nullptr, nullptr);
if (NS_FAILED(rv)) {
nsAutoCString error;
error.AppendLiteral("Error parsing payment method identifier '");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("'as a URL.");
aRv.ThrowRangeError(error);
return;
}
if (schemeLen == -1) {
// The PMI is not a URL-based PMI, check if it is a standardized PMI
IsValidStandardizedPMI(aIdentifier, aRv);
return;
}
if (!Substring(aIdentifier, schemePos, schemeLen).EqualsASCII("https")) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. The scheme must be 'https'.");
aRv.ThrowRangeError(error);
return;
}
if (Substring(aIdentifier, authorityPos, authorityLen).IsEmpty()) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. hostname can not be empty.");
aRv.ThrowRangeError(error);
return;
}
uint32_t usernamePos = 0;
int32_t usernameLen = 0;
uint32_t passwordPos = 0;
int32_t passwordLen = 0;
uint32_t hostnamePos = 0;
int32_t hostnameLen = 0;
int32_t port = 0;
NS_ConvertUTF16toUTF8 authority(
Substring(aIdentifier, authorityPos, authorityLen));
rv = urlParser->ParseAuthority(
authority.get(), authority.Length(), &usernamePos, &usernameLen,
&passwordPos, &passwordLen, &hostnamePos, &hostnameLen, &port);
if (NS_FAILED(rv)) {
// Handle the special cases that URLParser treats it as an invalid URL, but
// are used in web-platform-test
// For exmaple:
// https://:@example.com // should be considered as valid
// https://:password@example.com. // should be considered as invalid
int32_t atPos = authority.FindChar('@');
if (atPos >= 0) {
// only accept the case https://:@xxx
if (atPos == 1 && authority.CharAt(0) == ':') {
usernamePos = 0;
usernameLen = 0;
passwordPos = 0;
passwordLen = 0;
} else {
// for the fail cases, don't care about what the actual length is.
usernamePos = 0;
usernameLen = INT32_MAX;
passwordPos = 0;
passwordLen = INT32_MAX;
}
} else {
usernamePos = 0;
usernameLen = -1;
passwordPos = 0;
passwordLen = -1;
}
// Parse server information when both username and password are empty or do
// not exist.
if ((usernameLen <= 0) && (passwordLen <= 0)) {
if (authority.Length() - atPos - 1 == 0) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. hostname can not be empty.");
aRv.ThrowRangeError(error);
return;
}
// Re-using nsIURLParser::ParseServerInfo to extract the hostname and port
// information. This can help us to handle complicated IPv6 cases.
nsAutoCString serverInfo(
Substring(authority, atPos + 1, authority.Length() - atPos - 1));
rv = urlParser->ParseServerInfo(serverInfo.get(), serverInfo.Length(),
&hostnamePos, &hostnameLen, &port);
if (NS_FAILED(rv)) {
// ParseServerInfo returns NS_ERROR_MALFORMED_URI in all fail cases, we
// probably need a followup bug to figure out the fail reason.
nsAutoCString error;
error.AssignLiteral("Error extracting hostname from '");
error.Append(serverInfo);
error.AppendLiteral("'.");
aRv.ThrowRangeError(error);
return;
}
}
}
// PMI is valid when usernameLen/passwordLen equals to -1 or 0.
if (usernameLen > 0 || passwordLen > 0) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AssignLiteral("' is not valid. Username and password must be empty.");
aRv.ThrowRangeError(error);
return;
}
// PMI is valid when hostnameLen is larger than 0
if (hostnameLen <= 0) {
nsAutoCString error;
error.AssignLiteral("'");
error.Append(NS_ConvertUTF16toUTF8(aIdentifier));
error.AppendLiteral("' is not valid. hostname can not be empty.");
aRv.ThrowRangeError(error);
return;
}
}
void PaymentRequest::IsValidMethodData(
JSContext* aCx, const Sequence<PaymentMethodData>& aMethodData,
ErrorResult& aRv) {
if (!aMethodData.Length()) {
aRv.ThrowTypeError("At least one payment method is required.");
return;
}
nsTArray<nsString> methods;
for (const PaymentMethodData& methodData : aMethodData) {
IsValidPaymentMethodIdentifier(methodData.mSupportedMethods, aRv);
if (aRv.Failed()) {
return;
}
RefPtr<BasicCardService> service = BasicCardService::GetService();
MOZ_ASSERT(service);
if (service->IsBasicCardPayment(methodData.mSupportedMethods)) {
if (!methodData.mData.WasPassed()) {
continue;
}
MOZ_ASSERT(aCx);
nsAutoString error;
if (!service->IsValidBasicCardRequest(aCx, methodData.mData.Value(),
error)) {
aRv.ThrowTypeError(NS_ConvertUTF16toUTF8(error));
return;
}
}
if (!methods.Contains(methodData.mSupportedMethods)) {
methods.AppendElement(methodData.mSupportedMethods);
} else {
aRv.ThrowRangeError(nsPrintfCString(
"Duplicate payment method '%s'",
NS_ConvertUTF16toUTF8(methodData.mSupportedMethods).get()));
return;
}
}
}
void PaymentRequest::IsValidNumber(const nsAString& aItem,
const nsAString& aStr, ErrorResult& aRv) {
nsresult error = NS_ERROR_FAILURE;
if (!aStr.IsEmpty()) {
nsAutoString aValue(aStr);
// If the beginning character is '-', we will check the second one.
int beginningIndex = (aValue.First() == '-') ? 1 : 0;
// Ensure
// - the beginning character is a digit in [0-9], and
// - the last character is not '.'
// to follow spec:
// https://w3c.github.io/browser-payment-api/#dfn-valid-decimal-monetary-value
//
// For example, ".1" is not valid for '.' is not in [0-9],
// and " 0.1" either for beginning with ' '
if (aValue.Last() != '.' && aValue.CharAt(beginningIndex) >= '0' &&
aValue.CharAt(beginningIndex) <= '9') {
aValue.ToFloat(&error);
}
}
if (NS_FAILED(error)) {
nsAutoCString errorMsg;
errorMsg.AssignLiteral("The amount.value of \"");
errorMsg.Append(NS_ConvertUTF16toUTF8(aItem));
errorMsg.AppendLiteral("\"(");
errorMsg.Append(NS_ConvertUTF16toUTF8(aStr));
errorMsg.AppendLiteral(") must be a valid decimal monetary value.");
aRv.ThrowTypeError(errorMsg);
return;
}
}
void PaymentRequest::IsNonNegativeNumber(const nsAString& aItem,
const nsAString& aStr,
ErrorResult& aRv) {
nsresult error = NS_ERROR_FAILURE;
if (!aStr.IsEmpty()) {
nsAutoString aValue(aStr);
// Ensure
// - the beginning character is a digit in [0-9], and
// - the last character is not '.'
if (aValue.Last() != '.' && aValue.First() >= '0' &&
aValue.First() <= '9') {
aValue.ToFloat(&error);
}
}
if (NS_FAILED(error)) {
nsAutoCString errorMsg;
errorMsg.AssignLiteral("The amount.value of \"");
errorMsg.Append(NS_ConvertUTF16toUTF8(aItem));
errorMsg.AppendLiteral("\"(");
errorMsg.Append(NS_ConvertUTF16toUTF8(aStr));
errorMsg.AppendLiteral(
") must be a valid and non-negative decimal monetary value.");
aRv.ThrowTypeError(errorMsg);
return;
}
}
void PaymentRequest::IsValidCurrency(const nsAString& aItem,
const nsAString& aCurrency,
ErrorResult& aRv) {
/*
* According to spec in
* https://w3c.github.io/payment-request/#validity-checkers, perform currency
* validation with following criteria
* 1. The currency length must be 3.
* 2. The currency contains any character that must be in the range "A" to
* "Z" (U+0041 to U+005A) or the range "a" to "z" (U+0061 to U+007A)
*/
if (aCurrency.Length() != 3) {
nsAutoCString error;
error.AssignLiteral("The length amount.currency of \"");
error.Append(NS_ConvertUTF16toUTF8(aItem));
error.AppendLiteral("\"(");
error.Append(NS_ConvertUTF16toUTF8(aCurrency));
error.AppendLiteral(") must be 3.");
aRv.ThrowRangeError(error);
return;
}
// Don't use nsUnicharUtils::ToUpperCase, it converts the invalid "ınr" PMI to
// to the valid one "INR".
for (uint32_t idx = 0; idx < aCurrency.Length(); ++idx) {
if ((aCurrency.CharAt(idx) >= 'A' && aCurrency.CharAt(idx) <= 'Z') ||
(aCurrency.CharAt(idx) >= 'a' && aCurrency.CharAt(idx) <= 'z')) {
continue;
}
nsAutoCString error;
error.AssignLiteral("The character amount.currency of \"");
error.Append(NS_ConvertUTF16toUTF8(aItem));
error.AppendLiteral("\"(");
error.Append(NS_ConvertUTF16toUTF8(aCurrency));
error.AppendLiteral(
") must be in the range 'A' to 'Z'(U+0041 to U+005A) or 'a' to "
"'z'(U+0061 to U+007A).");
aRv.ThrowRangeError(error);
return;
}
}
void PaymentRequest::IsValidCurrencyAmount(const nsAString& aItem,
const PaymentCurrencyAmount& aAmount,
const bool aIsTotalItem,
ErrorResult& aRv) {
IsValidCurrency(aItem, aAmount.mCurrency, aRv);
if (aRv.Failed()) {
return;
}
if (aIsTotalItem) {
IsNonNegativeNumber(aItem, aAmount.mValue, aRv);
if (aRv.Failed()) {
return;
}
} else {
IsValidNumber(aItem, aAmount.mValue, aRv);
if (aRv.Failed()) {
return;
}
}
}
void PaymentRequest::IsValidDetailsInit(const PaymentDetailsInit& aDetails,
const bool aRequestShipping,
ErrorResult& aRv) {
// Check the amount.value and amount.currency of detail.total
IsValidCurrencyAmount(u"details.total"_ns, aDetails.mTotal.mAmount,
true, // isTotalItem
aRv);
if (aRv.Failed()) {
return;
}
return IsValidDetailsBase(aDetails, aRequestShipping, aRv);
}
void PaymentRequest::IsValidDetailsUpdate(const PaymentDetailsUpdate& aDetails,
const bool aRequestShipping,
ErrorResult& aRv) {
// Check the amount.value and amount.currency of detail.total
if (aDetails.mTotal.WasPassed()) {
IsValidCurrencyAmount(u"details.total"_ns, aDetails.mTotal.Value().mAmount,
true, // isTotalItem
aRv);
if (aRv.Failed()) {
return;
}
}
IsValidDetailsBase(aDetails, aRequestShipping, aRv);
}
void PaymentRequest::IsValidDetailsBase(const PaymentDetailsBase& aDetails,
const bool aRequestShipping,
ErrorResult& aRv) {
// Check the amount.value of each item in the display items
if (aDetails.mDisplayItems.WasPassed()) {
const Sequence<PaymentItem>& displayItems = aDetails.mDisplayItems.Value();
for (const PaymentItem& displayItem : displayItems) {
IsValidCurrencyAmount(displayItem.mLabel, displayItem.mAmount,
false, // isTotalItem
aRv);
if (aRv.Failed()) {
return;
}
}
}
// Check the shipping option
if (aDetails.mShippingOptions.WasPassed() && aRequestShipping) {
const Sequence<PaymentShippingOption>& shippingOptions =
aDetails.mShippingOptions.Value();
nsTArray<nsString> seenIDs;
for (const PaymentShippingOption& shippingOption : shippingOptions) {
IsValidCurrencyAmount(u"details.shippingOptions"_ns,
shippingOption.mAmount,
false, // isTotalItem
aRv);
if (aRv.Failed()) {
return;
}
if (seenIDs.Contains(shippingOption.mId)) {
nsAutoCString error;
error.AssignLiteral("Duplicate shippingOption id '");
error.Append(NS_ConvertUTF16toUTF8(shippingOption.mId));
error.AppendLiteral("'");
aRv.ThrowTypeError(error);
return;
}
seenIDs.AppendElement(shippingOption.mId);
}
}
// Check payment details modifiers
if (aDetails.mModifiers.WasPassed()) {
const Sequence<PaymentDetailsModifier>& modifiers =
aDetails.mModifiers.Value();
for (const PaymentDetailsModifier& modifier : modifiers) {
IsValidPaymentMethodIdentifier(modifier.mSupportedMethods, aRv);
if (aRv.Failed()) {
return;
}
if (modifier.mTotal.WasPassed()) {
IsValidCurrencyAmount(u"details.modifiers.total"_ns,
modifier.mTotal.Value().mAmount,
true, // isTotalItem
aRv);
if (aRv.Failed()) {
return;
}
}
if (modifier.mAdditionalDisplayItems.WasPassed()) {
const Sequence<PaymentItem>& displayItems =
modifier.mAdditionalDisplayItems.Value();
for (const PaymentItem& displayItem : displayItems) {
IsValidCurrencyAmount(displayItem.mLabel, displayItem.mAmount,
false, // isTotalItem
aRv);
if (aRv.Failed()) {
return;
}
}
}
}
}
}
already_AddRefed<PaymentRequest> PaymentRequest::Constructor(
const GlobalObject& aGlobal, const Sequence<PaymentMethodData>& aMethodData,
const PaymentDetailsInit& aDetails, const PaymentOptions& aOptions,
ErrorResult& aRv) {
nsCOMPtr<nsPIDOMWindowInner> window =
do_QueryInterface(aGlobal.GetAsSupports());
if (!window) {
aRv.ThrowAbortError("No global object for creating PaymentRequest");
return nullptr;
}
nsCOMPtr<Document> doc = window->GetExtantDoc();
if (!doc) {
aRv.ThrowAbortError("No document for creating PaymentRequest");
return nullptr;
}
// the feature can only be used in an active document
if (!doc->IsCurrentActiveDocument()) {
aRv.ThrowSecurityError(
"Can't create a PaymentRequest for an inactive document");
return nullptr;
}
if (!FeaturePolicyUtils::IsFeatureAllowed(doc, u"payment"_ns)) {
aRv.ThrowSecurityError(
"Document's Feature Policy does not allow to create a PaymentRequest");
return nullptr;
}
// Get the top same process document
nsCOMPtr<Document> topSameProcessDoc = doc;
topSameProcessDoc = doc;
while (topSameProcessDoc) {
nsCOMPtr<Document> parent = topSameProcessDoc->GetInProcessParentDocument();
if (!parent || !parent->IsContentDocument()) {
break;
}
topSameProcessDoc = parent;
}
nsCOMPtr<nsIPrincipal> topLevelPrincipal = topSameProcessDoc->NodePrincipal();
// Check payment methods and details
IsValidMethodData(aGlobal.Context(), aMethodData, aRv);
if (aRv.Failed()) {
return nullptr;
}
IsValidDetailsInit(aDetails, aOptions.mRequestShipping, aRv);
if (aRv.Failed()) {
return nullptr;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
if (NS_WARN_IF(!manager)) {
return nullptr;
}
// Create PaymentRequest and set its |mId|
RefPtr<PaymentRequest> request;
manager->CreatePayment(aGlobal.Context(), window, topLevelPrincipal,
aMethodData, aDetails, aOptions,
getter_AddRefs(request), aRv);
if (aRv.Failed()) {
return nullptr;
}
return request.forget();
}
already_AddRefed<PaymentRequest> PaymentRequest::CreatePaymentRequest(
nsPIDOMWindowInner* aWindow, ErrorResult& aRv) {
// Generate a unique id for identification
nsID uuid;
if (NS_WARN_IF(NS_FAILED(nsID::GenerateUUIDInPlace(uuid)))) {
aRv.ThrowAbortError(
"Failed to create an internal UUID for the PaymentRequest");
return nullptr;
}
NSID_TrimBracketsUTF16 id(uuid);
// Create payment request with generated id
RefPtr<PaymentRequest> request = new PaymentRequest(aWindow, id);
return request.forget();
}
PaymentRequest::PaymentRequest(nsPIDOMWindowInner* aWindow,
const nsAString& aInternalId)
: DOMEventTargetHelper(aWindow),
mInternalId(aInternalId),
mShippingAddress(nullptr),
mUpdating(false),
mRequestShipping(false),
mState(eCreated),
mIPC(nullptr) {
MOZ_ASSERT(aWindow);
RegisterActivityObserver();
}
already_AddRefed<Promise> PaymentRequest::CanMakePayment(ErrorResult& aRv) {
if (!InFullyActiveDocument()) {
aRv.ThrowAbortError("The owner document is not fully active");
return nullptr;
}
if (mState != eCreated) {
aRv.ThrowInvalidStateError(
"The PaymentRequest's state should be 'Created'");
return nullptr;
}
if (mResultPromise) {
// XXX This doesn't match the spec but does match Chromium.
aRv.ThrowNotAllowedError(
"PaymentRequest.CanMakePayment() has already been called");
return nullptr;
}
nsIGlobalObject* global = GetOwnerGlobal();
RefPtr<Promise> promise = Promise::Create(global, aRv);
if (aRv.Failed()) {
return nullptr;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
manager->CanMakePayment(this, aRv);
if (aRv.Failed()) {
return nullptr;
}
mResultPromise = promise;
return promise.forget();
}
void PaymentRequest::RespondCanMakePayment(bool aResult) {
MOZ_ASSERT(mResultPromise);
mResultPromise->MaybeResolve(aResult);
mResultPromise = nullptr;
}
already_AddRefed<Promise> PaymentRequest::Show(
const Optional<OwningNonNull<Promise>>& aDetailsPromise, ErrorResult& aRv) {
if (!InFullyActiveDocument()) {
aRv.ThrowAbortError("The owner document is not fully active");
return nullptr;
}
nsIGlobalObject* global = GetOwnerGlobal();
nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(global);
Document* doc = win->GetExtantDoc();
if (!UserActivation::IsHandlingUserInput()) {
nsString msg = nsLiteralString(
u"User activation is now required to call PaymentRequest.show()");
nsContentUtils::ReportToConsoleNonLocalized(
msg, nsIScriptError::warningFlag, "Security"_ns, doc);
if (StaticPrefs::dom_payments_request_user_interaction_required()) {
aRv.ThrowSecurityError(NS_ConvertUTF16toUTF8(msg));
return nullptr;
}
}
if (mState != eCreated) {
aRv.ThrowInvalidStateError(
"The PaymentRequest's state should be 'Created'");
return nullptr;
}
RefPtr<Promise> promise = Promise::Create(global, aRv);
if (aRv.Failed()) {
mState = eClosed;
return nullptr;
}
if (aDetailsPromise.WasPassed()) {
aDetailsPromise.Value().AppendNativeHandler(this);
mUpdating = true;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
manager->ShowPayment(this, aRv);
if (aRv.Failed()) {
mState = eClosed;
return nullptr;
}
mAcceptPromise = promise;
mState = eInteractive;
return promise.forget();
}
void PaymentRequest::RejectShowPayment(ErrorResult&& aRejectReason) {
MOZ_ASSERT(mAcceptPromise || mResponse);
MOZ_ASSERT(mState == eInteractive);
if (mResponse) {
mResponse->RejectRetry(std::move(aRejectReason));
} else {
mAcceptPromise->MaybeReject(std::move(aRejectReason));
}
mState = eClosed;
mAcceptPromise = nullptr;
}
void PaymentRequest::RespondShowPayment(const nsAString& aMethodName,
const ResponseData& aDetails,
const nsAString& aPayerName,
const nsAString& aPayerEmail,
const nsAString& aPayerPhone,
ErrorResult&& aResult) {
MOZ_ASSERT(mState == eInteractive);
if (aResult.Failed()) {
RejectShowPayment(std::move(aResult));
return;
}
// https://github.com/w3c/payment-request/issues/692
mShippingAddress.swap(mFullShippingAddress);
mFullShippingAddress = nullptr;
if (mResponse) {
mResponse->RespondRetry(aMethodName, mShippingOption, mShippingAddress,
aDetails, aPayerName, aPayerEmail, aPayerPhone);
} else if (mAcceptPromise) {
RefPtr<PaymentResponse> paymentResponse = new PaymentResponse(
GetOwnerWindow(), this, mId, aMethodName, mShippingOption,
mShippingAddress, aDetails, aPayerName, aPayerEmail, aPayerPhone);
mResponse = paymentResponse;
mAcceptPromise->MaybeResolve(paymentResponse);
} else {
// mAccpetPromise could be nulled through document activity changed. And
// there is nothing to do here.
mState = eClosed;
return;
}
mState = eClosed;
mAcceptPromise = nullptr;
}
void PaymentRequest::RespondComplete() {
MOZ_ASSERT(mResponse);
mResponse->RespondComplete();
}
already_AddRefed<Promise> PaymentRequest::Abort(ErrorResult& aRv) {
if (!InFullyActiveDocument()) {
aRv.ThrowAbortError("The owner document is not fully active");
return nullptr;
}
if (mState != eInteractive) {
aRv.ThrowSecurityError(
"The PaymentRequest's state should be 'Interactive'");
return nullptr;
}
if (mAbortPromise) {
aRv.ThrowInvalidStateError(
"PaymentRequest.abort() has already been called");
return nullptr;
}
nsIGlobalObject* global = GetOwnerGlobal();
RefPtr<Promise> promise = Promise::Create(global, aRv);
if (aRv.Failed()) {
return nullptr;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
manager->AbortPayment(this, aRv);
if (aRv.Failed()) {
return nullptr;
}
mAbortPromise = promise;
return promise.forget();
}
void PaymentRequest::RespondAbortPayment(bool aSuccess) {
// Check whether we are aborting the update:
//
// - If |mUpdateError| is failed, we are aborting the update as
// |mUpdateError| was set in method |AbortUpdate|.
// => Reject |mAcceptPromise| and reset |mUpdateError| to complete
// the action, regardless of |aSuccess|.
//
// - Otherwise, we are handling |Abort| method call from merchant.
// => Resolve/Reject |mAbortPromise| based on |aSuccess|.
if (mUpdateError.Failed()) {
// Respond show with mUpdateError, set mUpdating to false.
mUpdating = false;
RespondShowPayment(u""_ns, ResponseData(), u""_ns, u""_ns, u""_ns,
std::move(mUpdateError));
return;
}
if (mState != eInteractive) {
return;
}
if (mAbortPromise) {
if (aSuccess) {
mAbortPromise->MaybeResolve(JS::UndefinedHandleValue);
mAbortPromise = nullptr;
ErrorResult abortResult;
abortResult.ThrowAbortError("The PaymentRequest is aborted");
RejectShowPayment(std::move(abortResult));
} else {
mAbortPromise->MaybeReject(NS_ERROR_DOM_INVALID_STATE_ERR);
mAbortPromise = nullptr;
}
}
}
void PaymentRequest::UpdatePayment(JSContext* aCx,
const PaymentDetailsUpdate& aDetails,
ErrorResult& aRv) {
MOZ_ASSERT(aCx);
if (mState != eInteractive) {
aRv.ThrowInvalidStateError(
"The PaymentRequest state should be 'Interactive'");
return;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
manager->UpdatePayment(aCx, this, aDetails, mRequestShipping, aRv);
}
void PaymentRequest::AbortUpdate(ErrorResult& aReason) {
// AbortUpdate has the responsiblity to call aReason.SuppressException() when
// fail to update.
MOZ_ASSERT(aReason.Failed());
// Completely ignoring the call when the owner document is not fully active.
if (!InFullyActiveDocument()) {
aReason.SuppressException();
return;
}
// Completely ignoring the call when the PaymentRequest state is not
// eInteractive.
if (mState != eInteractive) {
aReason.SuppressException();
return;
}
// Try to close down any remaining user interface. Should recevie
// RespondAbortPayment from chrome process.
// Completely ignoring the call when failed to send action to chrome process.
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
IgnoredErrorResult result;
manager->AbortPayment(this, result);
if (result.Failed()) {
aReason.SuppressException();
return;
}
// Remember update error |aReason| and do the following steps in
// RespondShowPayment.
// 1. Set target.state to closed
// 2. Reject the promise target.acceptPromise with exception "aRv"
// 3. Abort the algorithm with update error
mUpdateError = std::move(aReason);
}
void PaymentRequest::RetryPayment(JSContext* aCx,
const PaymentValidationErrors& aErrors,
ErrorResult& aRv) {
if (mState == eInteractive) {
aRv.ThrowInvalidStateError(
"Call Retry() when the PaymentReqeust state is 'Interactive'");
return;
}
RefPtr<PaymentRequestManager> manager = PaymentRequestManager::GetSingleton();
MOZ_ASSERT(manager);
manager->RetryPayment(aCx, this, aErrors, aRv);
if (aRv.Failed()) {
return;
}
mState = eInteractive;
}
void PaymentRequest::GetId(nsAString& aRetVal) const { aRetVal = mId; }
void PaymentRequest::GetInternalId(nsAString& aRetVal) {
aRetVal = mInternalId;
}
void PaymentRequest::SetId(const nsAString& aId) { mId = aId; }
bool PaymentRequest::Equals(const nsAString& aInternalId) const {
return mInternalId.Equals(aInternalId);
}
bool PaymentRequest::ReadyForUpdate() {
return mState == eInteractive && !mUpdating;
}
void PaymentRequest::SetUpdating(bool aUpdating) { mUpdating = aUpdating; }
already_AddRefed<PaymentResponse> PaymentRequest::GetResponse() const {
RefPtr<PaymentResponse> response = mResponse;
return response.forget();
}
nsresult PaymentRequest::DispatchUpdateEvent(const nsAString& aType) {
MOZ_ASSERT(ReadyForUpdate());
PaymentRequestUpdateEventInit init;
init.mBubbles = false;
init.mCancelable = false;