| // Copyright 2014 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. |
| |
| #include "chrome/browser/ui/webui/sync_internals_message_handler.h" |
| |
| #include <utility> |
| #include <vector> |
| |
| #include "base/command_line.h" |
| #include "base/feature_list.h" |
| #include "base/logging.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sync/profile_sync_service_factory.h" |
| #include "chrome/browser/sync/user_event_service_factory.h" |
| #include "chrome/common/channel_info.h" |
| #include "components/browser_sync/profile_sync_service.h" |
| #include "components/sync/base/model_type.h" |
| #include "components/sync/driver/about_sync_util.h" |
| #include "components/sync/driver/sync_driver_switches.h" |
| #include "components/sync/driver/sync_service.h" |
| #include "components/sync/engine/cycle/commit_counters.h" |
| #include "components/sync/engine/cycle/status_counters.h" |
| #include "components/sync/engine/cycle/update_counters.h" |
| #include "components/sync/engine/events/protocol_event.h" |
| #include "components/sync/js/js_event_details.h" |
| #include "components/sync/protocol/sync.pb.h" |
| #include "components/sync/user_events/user_event_service.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/web_ui.h" |
| |
| using base::DictionaryValue; |
| using base::ListValue; |
| using base::Value; |
| using syncer::SyncService; |
| |
| namespace { |
| |
| // Converts the string at |index| in |list| to an int, defaulting to 0 on error. |
| int64_t StringAtIndexToInt64(const base::ListValue* list, int index) { |
| std::string str; |
| if (list->GetString(index, &str)) { |
| int64_t integer = 0; |
| if (base::StringToInt64(str, &integer)) |
| return integer; |
| } |
| return 0; |
| } |
| |
| // Returns whether the there is any value at the given |index|. |
| bool HasSomethingAtIndex(const base::ListValue* list, int index) { |
| std::string str; |
| if (list->GetString(index, &str)) { |
| return !str.empty(); |
| } |
| return false; |
| } |
| |
| // Returns the initial state of the "include specifics" flag, based on whether |
| // or not the corresponding command-line switch is set. |
| bool GetIncludeSpecificsInitialState() { |
| return base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kSyncIncludeSpecificsInProtocolLog); |
| } |
| |
| } // namespace |
| |
| SyncInternalsMessageHandler::SyncInternalsMessageHandler() |
| : SyncInternalsMessageHandler(base::BindRepeating( |
| &syncer::sync_ui_util::ConstructAboutInformation)) {} |
| |
| SyncInternalsMessageHandler::SyncInternalsMessageHandler( |
| AboutSyncDataDelegate about_sync_data_delegate) |
| : include_specifics_(GetIncludeSpecificsInitialState()), |
| about_sync_data_delegate_(std::move(about_sync_data_delegate)), |
| weak_ptr_factory_(this) {} |
| |
| SyncInternalsMessageHandler::~SyncInternalsMessageHandler() { |
| UnregisterModelNotifications(); |
| } |
| |
| void SyncInternalsMessageHandler::OnJavascriptDisallowed() { |
| // Invaliding weak ptrs works well here because the only weak ptr we vend is |
| // to the sync side to give us information that should be used to populate the |
| // javascript side. If javascript is disallowed, we don't care about updating |
| // the UI with data, so dropping those callbacks is fine. |
| weak_ptr_factory_.InvalidateWeakPtrs(); |
| UnregisterModelNotifications(); |
| } |
| |
| void SyncInternalsMessageHandler::RegisterMessages() { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRegisterForEvents, |
| base::BindRepeating(&SyncInternalsMessageHandler::HandleRegisterForEvents, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRegisterForPerTypeCounters, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleRegisterForPerTypeCounters, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestUpdatedAboutInfo, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleRequestUpdatedAboutInfo, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestListOfTypes, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleRequestListOfTypes, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestIncludeSpecificsInitialState, |
| base::BindRepeating(&SyncInternalsMessageHandler:: |
| HandleRequestIncludeSpecificsInitialState, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestUserEventsVisibility, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleRequestUserEventsVisibility, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kSetIncludeSpecifics, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleSetIncludeSpecifics, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kWriteUserEvent, |
| base::BindRepeating(&SyncInternalsMessageHandler::HandleWriteUserEvent, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestStart, |
| base::BindRepeating(&SyncInternalsMessageHandler::HandleRequestStart, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestStopKeepData, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleRequestStopKeepData, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestStopClearData, |
| base::BindRepeating( |
| &SyncInternalsMessageHandler::HandleRequestStopClearData, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kTriggerRefresh, |
| base::BindRepeating(&SyncInternalsMessageHandler::HandleTriggerRefresh, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kGetAllNodes, |
| base::BindRepeating(&SyncInternalsMessageHandler::HandleGetAllNodes, |
| base::Unretained(this))); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRegisterForEvents( |
| const ListValue* args) { |
| DCHECK(args->empty()); |
| AllowJavascript(); |
| |
| // is_registered_ flag protects us from double-registering. This could |
| // happen on a page refresh, where the JavaScript gets re-run but the |
| // message handler remains unchanged. |
| SyncService* service = GetSyncService(); |
| if (service && !is_registered_) { |
| service->AddObserver(this); |
| service->AddProtocolEventObserver(this); |
| js_controller_ = service->GetJsController(); |
| js_controller_->AddJsEventHandler(this); |
| is_registered_ = true; |
| } |
| } |
| |
| void SyncInternalsMessageHandler::HandleRegisterForPerTypeCounters( |
| const ListValue* args) { |
| DCHECK(args->empty()); |
| AllowJavascript(); |
| |
| SyncService* service = GetSyncService(); |
| if (!service) |
| return; |
| |
| if (!is_registered_for_counters_) { |
| service->AddTypeDebugInfoObserver(this); |
| is_registered_for_counters_ = true; |
| } else { |
| // Re-register to ensure counters get re-emitted. |
| service->RemoveTypeDebugInfoObserver(this); |
| service->AddTypeDebugInfoObserver(this); |
| } |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestUpdatedAboutInfo( |
| const ListValue* args) { |
| DCHECK(args->empty()); |
| AllowJavascript(); |
| SendAboutInfo(); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestListOfTypes( |
| const ListValue* args) { |
| DCHECK(args->empty()); |
| AllowJavascript(); |
| |
| DictionaryValue event_details; |
| auto type_list = std::make_unique<ListValue>(); |
| syncer::ModelTypeSet protocol_types = syncer::ProtocolTypes(); |
| for (syncer::ModelType type : protocol_types) { |
| type_list->AppendString(ModelTypeToString(type)); |
| } |
| event_details.Set(syncer::sync_ui_util::kTypes, std::move(type_list)); |
| DispatchEvent(syncer::sync_ui_util::kOnReceivedListOfTypes, event_details); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestIncludeSpecificsInitialState( |
| const ListValue* args) { |
| DCHECK(args->empty()); |
| AllowJavascript(); |
| |
| DictionaryValue value; |
| value.SetBoolean(syncer::sync_ui_util::kIncludeSpecifics, |
| GetIncludeSpecificsInitialState()); |
| |
| DispatchEvent(syncer::sync_ui_util::kOnReceivedIncludeSpecificsInitialState, |
| value); |
| } |
| |
| void SyncInternalsMessageHandler::HandleGetAllNodes(const ListValue* args) { |
| DCHECK_EQ(1U, args->GetSize()); |
| AllowJavascript(); |
| |
| int request_id = 0; |
| bool success = ExtractIntegerValue(args, &request_id); |
| DCHECK(success); |
| |
| SyncService* service = GetSyncService(); |
| if (service) { |
| // This opens up the possibility of non-javascript code calling us |
| // asynchronously, and potentially at times we're not allowed to call into |
| // the javascript side. We guard against this by invalidating this weak ptr |
| // should javascript become disallowed. |
| service->GetAllNodes( |
| base::Bind(&SyncInternalsMessageHandler::OnReceivedAllNodes, |
| weak_ptr_factory_.GetWeakPtr(), request_id)); |
| } |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestUserEventsVisibility( |
| const base::ListValue* args) { |
| DCHECK(args->empty()); |
| AllowJavascript(); |
| CallJavascriptFunction( |
| syncer::sync_ui_util::kUserEventsVisibilityCallback, |
| Value(base::FeatureList::IsEnabled(switches::kSyncUserEvents))); |
| } |
| |
| void SyncInternalsMessageHandler::HandleSetIncludeSpecifics( |
| const ListValue* args) { |
| DCHECK_EQ(1U, args->GetSize()); |
| AllowJavascript(); |
| include_specifics_ = args->GetList()[0].GetBool(); |
| } |
| |
| void SyncInternalsMessageHandler::HandleWriteUserEvent( |
| const base::ListValue* args) { |
| DCHECK_EQ(2U, args->GetSize()); |
| AllowJavascript(); |
| |
| Profile* profile = Profile::FromWebUI(web_ui()); |
| syncer::UserEventService* user_event_service = |
| browser_sync::UserEventServiceFactory::GetForProfile(profile); |
| |
| sync_pb::UserEventSpecifics event_specifics; |
| // Even though there's nothing to set inside the test event object, it needs |
| // to be created so that later logic can discern our event type. |
| event_specifics.mutable_test_event(); |
| |
| // |event_time_usec| is required. |
| event_specifics.set_event_time_usec(StringAtIndexToInt64(args, 0)); |
| |
| // |navigation_id| is optional, treat empty string and 0 differently. |
| if (HasSomethingAtIndex(args, 1)) { |
| event_specifics.set_navigation_id(StringAtIndexToInt64(args, 1)); |
| } |
| |
| user_event_service->RecordUserEvent(event_specifics); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestStart( |
| const base::ListValue* args) { |
| DCHECK_EQ(0U, args->GetSize()); |
| |
| SyncService* service = GetSyncService(); |
| if (!service) |
| return; |
| |
| service->GetUserSettings()->SetSyncRequested(true); |
| // If the service was previously stopped via StopAndClear(), then the |
| // "first-setup-complete" bit was also cleared, and now the service wouldn't |
| // fully start up. So set that too. |
| service->GetUserSettings()->SetFirstSetupComplete(); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestStopKeepData( |
| const base::ListValue* args) { |
| DCHECK_EQ(0U, args->GetSize()); |
| |
| SyncService* service = GetSyncService(); |
| if (!service) |
| return; |
| |
| service->GetUserSettings()->SetSyncRequested(false); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestStopClearData( |
| const base::ListValue* args) { |
| DCHECK_EQ(0U, args->GetSize()); |
| |
| SyncService* service = GetSyncService(); |
| if (!service) |
| return; |
| |
| service->StopAndClear(); |
| } |
| |
| void SyncInternalsMessageHandler::HandleTriggerRefresh( |
| const base::ListValue* args) { |
| SyncService* service = GetSyncService(); |
| if (!service) |
| return; |
| |
| // Only allowed to trigger refresh/schedule nudges for protocol types, things |
| // like PROXY_TABS are not allowed. |
| service->TriggerRefresh(syncer::Intersection(service->GetActiveDataTypes(), |
| syncer::ProtocolTypes())); |
| } |
| |
| void SyncInternalsMessageHandler::OnReceivedAllNodes( |
| int request_id, |
| std::unique_ptr<ListValue> nodes) { |
| CallJavascriptFunction(syncer::sync_ui_util::kGetAllNodesCallback, |
| Value(request_id), *nodes); |
| } |
| |
| void SyncInternalsMessageHandler::OnStateChanged(SyncService* sync) { |
| SendAboutInfo(); |
| } |
| |
| void SyncInternalsMessageHandler::OnProtocolEvent( |
| const syncer::ProtocolEvent& event) { |
| std::unique_ptr<DictionaryValue> value( |
| syncer::ProtocolEvent::ToValue(event, include_specifics_)); |
| DispatchEvent(syncer::sync_ui_util::kOnProtocolEvent, *value); |
| } |
| |
| void SyncInternalsMessageHandler::OnCommitCountersUpdated( |
| syncer::ModelType type, |
| const syncer::CommitCounters& counters) { |
| EmitCounterUpdate(type, syncer::sync_ui_util::kCommit, counters.ToValue()); |
| } |
| |
| void SyncInternalsMessageHandler::OnUpdateCountersUpdated( |
| syncer::ModelType type, |
| const syncer::UpdateCounters& counters) { |
| EmitCounterUpdate(type, syncer::sync_ui_util::kUpdate, counters.ToValue()); |
| } |
| |
| void SyncInternalsMessageHandler::OnStatusCountersUpdated( |
| syncer::ModelType type, |
| const syncer::StatusCounters& counters) { |
| EmitCounterUpdate(type, syncer::sync_ui_util::kStatus, counters.ToValue()); |
| } |
| |
| void SyncInternalsMessageHandler::EmitCounterUpdate( |
| syncer::ModelType type, |
| const std::string& counter_type, |
| std::unique_ptr<DictionaryValue> value) { |
| auto details = std::make_unique<DictionaryValue>(); |
| details->SetString(syncer::sync_ui_util::kModelType, ModelTypeToString(type)); |
| details->SetString(syncer::sync_ui_util::kCounterType, counter_type); |
| details->Set(syncer::sync_ui_util::kCounters, std::move(value)); |
| DispatchEvent(syncer::sync_ui_util::kOnCountersUpdated, *details); |
| } |
| |
| void SyncInternalsMessageHandler::HandleJsEvent( |
| const std::string& name, |
| const syncer::JsEventDetails& details) { |
| DVLOG(1) << "Handling event: " << name |
| << " with details " << details.ToString(); |
| DispatchEvent(name, details.Get()); |
| } |
| |
| void SyncInternalsMessageHandler::SendAboutInfo() { |
| std::unique_ptr<DictionaryValue> value = |
| about_sync_data_delegate_.Run(GetSyncService(), chrome::GetChannel()); |
| DispatchEvent(syncer::sync_ui_util::kOnAboutInfoUpdated, *value); |
| } |
| |
| SyncService* SyncInternalsMessageHandler::GetSyncService() { |
| return ProfileSyncServiceFactory::GetSyncServiceForBrowserContext( |
| Profile::FromWebUI(web_ui())->GetOriginalProfile()); |
| } |
| |
| void SyncInternalsMessageHandler::DispatchEvent(const std::string& name, |
| const Value& details_value) { |
| CallJavascriptFunction(syncer::sync_ui_util::kDispatchEvent, Value(name), |
| details_value); |
| } |
| |
| void SyncInternalsMessageHandler::UnregisterModelNotifications() { |
| SyncService* service = GetSyncService(); |
| if (!service) |
| return; |
| |
| // Cannot use ScopedObserver to do all the tracking because most don't follow |
| // AddObserver/RemoveObserver method naming style. |
| if (is_registered_) { |
| DCHECK(js_controller_); |
| service->RemoveObserver(this); |
| service->RemoveProtocolEventObserver(this); |
| js_controller_->RemoveJsEventHandler(this); |
| js_controller_ = nullptr; |
| is_registered_ = false; |
| } |
| |
| if (is_registered_for_counters_) { |
| service->RemoveTypeDebugInfoObserver(this); |
| is_registered_for_counters_ = false; |
| } |
| } |