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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/enumerate_modules_model_win.h" | 5 #include "chrome/browser/enumerate_modules_model_win.h" |
6 | 6 |
7 #include <Tlhelp32.h> | 7 #include <Tlhelp32.h> |
8 #include <wintrust.h> | 8 #include <wintrust.h> |
9 | 9 |
10 #include "base/command_line.h" | 10 #include "base/command_line.h" |
11 #include "base/environment.h" | 11 #include "base/environment.h" |
12 #include "base/file_path.h" | 12 #include "base/file_path.h" |
13 #include "base/file_version_info_win.h" | 13 #include "base/file_version_info_win.h" |
14 #include "base/i18n/case_conversion.h" | 14 #include "base/i18n/case_conversion.h" |
15 #include "base/metrics/histogram.h" | 15 #include "base/metrics/histogram.h" |
16 #include "base/string_number_conversions.h" | 16 #include "base/string_number_conversions.h" |
17 #include "base/string_util.h" | 17 #include "base/string_util.h" |
18 #include "base/time.h" | 18 #include "base/time.h" |
19 #include "base/utf_string_conversions.h" | 19 #include "base/utf_string_conversions.h" |
20 #include "base/values.h" | 20 #include "base/values.h" |
21 #include "base/version.h" | 21 #include "base/version.h" |
22 #include "base/win/registry.h" | 22 #include "base/win/registry.h" |
23 #include "base/win/scoped_handle.h" | 23 #include "base/win/scoped_handle.h" |
24 #include "crypto/sha2.h" | 24 #include "crypto/sha2.h" |
25 #include "chrome/browser/net/service_providers_win.h" | 25 #include "chrome/browser/net/service_providers_win.h" |
26 #include "chrome/common/chrome_constants.h" | 26 #include "chrome/common/chrome_constants.h" |
27 #include "chrome/common/chrome_notification_types.h" | 27 #include "chrome/common/chrome_notification_types.h" |
28 #include "chrome/common/chrome_switches.h" | 28 #include "chrome/common/chrome_switches.h" |
29 #include "content/common/notification_service.h" | 29 #include "content/public/browser/notification_service.h" |
30 #include "grit/generated_resources.h" | 30 #include "grit/generated_resources.h" |
31 #include "ui/base/l10n/l10n_util.h" | 31 #include "ui/base/l10n/l10n_util.h" |
32 | 32 |
33 // The period of time (in milliseconds) to wait until checking to see if any | 33 // The period of time (in milliseconds) to wait until checking to see if any |
34 // incompatible modules exist. | 34 // incompatible modules exist. |
35 static const int kModuleCheckDelayMs = 60 * 1000; | 35 static const int kModuleCheckDelayMs = 60 * 1000; |
36 | 36 |
37 // The path to the Shell Extension key in the Windows registry. | 37 // The path to the Shell Extension key in the Windows registry. |
38 static const wchar_t kRegPath[] = | 38 static const wchar_t kRegPath[] = |
39 L"Software\\Microsoft\\Windows\\CurrentVersion\\Shell Extensions\\Approved"; | 39 L"Software\\Microsoft\\Windows\\CurrentVersion\\Shell Extensions\\Approved"; |
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778 // need to clear the flag somewhere when we are ready to show it again. | 778 // need to clear the flag somewhere when we are ready to show it again. |
779 if (conflict_notification_acknowledged_) | 779 if (conflict_notification_acknowledged_) |
780 return false; | 780 return false; |
781 | 781 |
782 return confirmed_bad_modules_detected_ > 0; | 782 return confirmed_bad_modules_detected_ > 0; |
783 } | 783 } |
784 | 784 |
785 void EnumerateModulesModel::AcknowledgeConflictNotification() { | 785 void EnumerateModulesModel::AcknowledgeConflictNotification() { |
786 if (!conflict_notification_acknowledged_) { | 786 if (!conflict_notification_acknowledged_) { |
787 conflict_notification_acknowledged_ = true; | 787 conflict_notification_acknowledged_ = true; |
788 NotificationService::current()->Notify( | 788 content::NotificationService::current()->Notify( |
789 chrome::NOTIFICATION_MODULE_INCOMPATIBILITY_BADGE_CHANGE, | 789 chrome::NOTIFICATION_MODULE_INCOMPATIBILITY_BADGE_CHANGE, |
790 content::Source<EnumerateModulesModel>(this), | 790 content::Source<EnumerateModulesModel>(this), |
791 NotificationService::NoDetails()); | 791 content::NotificationService::NoDetails()); |
792 } | 792 } |
793 } | 793 } |
794 | 794 |
795 void EnumerateModulesModel::ScanNow() { | 795 void EnumerateModulesModel::ScanNow() { |
796 if (scanning_) | 796 if (scanning_) |
797 return; // A scan is already in progress. | 797 return; // A scan is already in progress. |
798 | 798 |
799 lock->Acquire(); // Balanced in DoneScanning(); | 799 lock->Acquire(); // Balanced in DoneScanning(); |
800 | 800 |
801 scanning_ = true; | 801 scanning_ = true; |
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933 | 933 |
934 UMA_HISTOGRAM_COUNTS_100("Conflicts.SuspectedBadModules", | 934 UMA_HISTOGRAM_COUNTS_100("Conflicts.SuspectedBadModules", |
935 suspected_bad_modules_detected_); | 935 suspected_bad_modules_detected_); |
936 UMA_HISTOGRAM_COUNTS_100("Conflicts.ConfirmedBadModules", | 936 UMA_HISTOGRAM_COUNTS_100("Conflicts.ConfirmedBadModules", |
937 confirmed_bad_modules_detected_); | 937 confirmed_bad_modules_detected_); |
938 | 938 |
939 // Notifications are not available in limited mode. | 939 // Notifications are not available in limited mode. |
940 if (limited_mode_) | 940 if (limited_mode_) |
941 return; | 941 return; |
942 | 942 |
943 NotificationService::current()->Notify( | 943 content::NotificationService::current()->Notify( |
944 chrome::NOTIFICATION_MODULE_LIST_ENUMERATED, | 944 chrome::NOTIFICATION_MODULE_LIST_ENUMERATED, |
945 content::Source<EnumerateModulesModel>(this), | 945 content::Source<EnumerateModulesModel>(this), |
946 NotificationService::NoDetails()); | 946 content::NotificationService::NoDetails()); |
947 | 947 |
948 // Command line flag must be enabled for the notification to get sent out. | 948 // Command line flag must be enabled for the notification to get sent out. |
949 // Otherwise we'd get the badge (while the feature is disabled) when we | 949 // Otherwise we'd get the badge (while the feature is disabled) when we |
950 // navigate to about:conflicts and find confirmed matches. | 950 // navigate to about:conflicts and find confirmed matches. |
951 const CommandLine& cmd_line = *CommandLine::ForCurrentProcess(); | 951 const CommandLine& cmd_line = *CommandLine::ForCurrentProcess(); |
952 if (!cmd_line.HasSwitch(switches::kConflictingModulesCheck)) | 952 if (!cmd_line.HasSwitch(switches::kConflictingModulesCheck)) |
953 return; | 953 return; |
954 | 954 |
955 NotificationService::current()->Notify( | 955 content::NotificationService::current()->Notify( |
956 chrome::NOTIFICATION_MODULE_INCOMPATIBILITY_BADGE_CHANGE, | 956 chrome::NOTIFICATION_MODULE_INCOMPATIBILITY_BADGE_CHANGE, |
957 content::Source<EnumerateModulesModel>(this), | 957 content::Source<EnumerateModulesModel>(this), |
958 NotificationService::NoDetails()); | 958 content::NotificationService::NoDetails()); |
959 } | 959 } |
960 | 960 |
961 GURL EnumerateModulesModel::ConstructHelpCenterUrl( | 961 GURL EnumerateModulesModel::ConstructHelpCenterUrl( |
962 const ModuleEnumerator::Module& module) const { | 962 const ModuleEnumerator::Module& module) const { |
963 if (!(module.recommended_action & ModuleEnumerator::SEE_LINK)) | 963 if (!(module.recommended_action & ModuleEnumerator::SEE_LINK)) |
964 return GURL(); | 964 return GURL(); |
965 | 965 |
966 // Construct the needed hashes. | 966 // Construct the needed hashes. |
967 std::string filename, location, description, signer; | 967 std::string filename, location, description, signer; |
968 GenerateHash(WideToUTF8(module.name), &filename); | 968 GenerateHash(WideToUTF8(module.name), &filename); |
969 GenerateHash(WideToUTF8(module.location), &location); | 969 GenerateHash(WideToUTF8(module.location), &location); |
970 GenerateHash(WideToUTF8(module.description), &description); | 970 GenerateHash(WideToUTF8(module.description), &description); |
971 GenerateHash(WideToUTF8(module.digital_signer), &signer); | 971 GenerateHash(WideToUTF8(module.digital_signer), &signer); |
972 | 972 |
973 string16 url = l10n_util::GetStringFUTF16(IDS_HELP_CENTER_VIEW_CONFLICTS, | 973 string16 url = l10n_util::GetStringFUTF16(IDS_HELP_CENTER_VIEW_CONFLICTS, |
974 ASCIIToUTF16(filename), ASCIIToUTF16(location), | 974 ASCIIToUTF16(filename), ASCIIToUTF16(location), |
975 ASCIIToUTF16(description), ASCIIToUTF16(signer)); | 975 ASCIIToUTF16(description), ASCIIToUTF16(signer)); |
976 return GURL(UTF16ToUTF8(url)); | 976 return GURL(UTF16ToUTF8(url)); |
977 } | 977 } |
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