| // 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/logging.h" |
| #include "base/memory/ptr_util.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sync/profile_sync_service_factory.h" |
| #include "chrome/common/channel_info.h" |
| #include "components/browser_sync/profile_sync_service.h" |
| #include "components/signin/core/browser/signin_manager_base.h" |
| #include "components/sync/base/weak_handle.h" |
| #include "components/sync/driver/about_sync_util.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 "content/public/browser/browser_thread.h" |
| #include "content/public/browser/web_ui.h" |
| |
| using browser_sync::ProfileSyncService; |
| using syncer::JsEventDetails; |
| using syncer::ModelTypeSet; |
| using syncer::WeakHandle; |
| |
| namespace { |
| class UtilAboutSyncDataExtractor : public AboutSyncDataExtractor { |
| public: |
| std::unique_ptr<base::DictionaryValue> ConstructAboutInformation( |
| syncer::SyncService* service, |
| SigninManagerBase* signin) override { |
| return syncer::sync_ui_util::ConstructAboutInformation( |
| service, signin, chrome::GetChannel()); |
| } |
| }; |
| } // namespace |
| |
| SyncInternalsMessageHandler::SyncInternalsMessageHandler() |
| : SyncInternalsMessageHandler( |
| base::MakeUnique<UtilAboutSyncDataExtractor>()) {} |
| |
| SyncInternalsMessageHandler::SyncInternalsMessageHandler( |
| std::unique_ptr<AboutSyncDataExtractor> about_sync_data_extractor) |
| : about_sync_data_extractor_(std::move(about_sync_data_extractor)), |
| weak_ptr_factory_(this) {} |
| |
| SyncInternalsMessageHandler::~SyncInternalsMessageHandler() { |
| if (js_controller_) |
| js_controller_->RemoveJsEventHandler(this); |
| |
| ProfileSyncService* service = GetProfileSyncService(); |
| if (service && service->HasObserver(this)) { |
| service->RemoveObserver(this); |
| service->RemoveProtocolEventObserver(this); |
| } |
| |
| if (service && is_registered_for_counters_) { |
| service->RemoveTypeDebugInfoObserver(this); |
| } |
| } |
| |
| void SyncInternalsMessageHandler::RegisterMessages() { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRegisterForEvents, |
| base::Bind(&SyncInternalsMessageHandler::HandleRegisterForEvents, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRegisterForPerTypeCounters, |
| base::Bind(&SyncInternalsMessageHandler::HandleRegisterForPerTypeCounters, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestUpdatedAboutInfo, |
| base::Bind(&SyncInternalsMessageHandler::HandleRequestUpdatedAboutInfo, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kRequestListOfTypes, |
| base::Bind(&SyncInternalsMessageHandler::HandleRequestListOfTypes, |
| base::Unretained(this))); |
| |
| web_ui()->RegisterMessageCallback( |
| syncer::sync_ui_util::kGetAllNodes, |
| base::Bind(&SyncInternalsMessageHandler::HandleGetAllNodes, |
| base::Unretained(this))); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRegisterForEvents( |
| const base::ListValue* args) { |
| DCHECK(args->empty()); |
| |
| // 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. |
| ProfileSyncService* service = GetProfileSyncService(); |
| 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 base::ListValue* args) { |
| DCHECK(args->empty()); |
| |
| if (ProfileSyncService* service = GetProfileSyncService()) { |
| 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 base::ListValue* args) { |
| DCHECK(args->empty()); |
| SendAboutInfo(); |
| } |
| |
| void SyncInternalsMessageHandler::HandleRequestListOfTypes( |
| const base::ListValue* args) { |
| DCHECK(args->empty()); |
| base::DictionaryValue event_details; |
| std::unique_ptr<base::ListValue> type_list(new base::ListValue()); |
| ModelTypeSet protocol_types = syncer::ProtocolTypes(); |
| for (ModelTypeSet::Iterator it = protocol_types.First(); |
| it.Good(); it.Inc()) { |
| type_list->AppendString(ModelTypeToString(it.Get())); |
| } |
| event_details.Set(syncer::sync_ui_util::kTypes, std::move(type_list)); |
| web_ui()->CallJavascriptFunctionUnsafe( |
| syncer::sync_ui_util::kDispatchEvent, |
| base::Value(syncer::sync_ui_util::kOnReceivedListOfTypes), event_details); |
| } |
| |
| void SyncInternalsMessageHandler::HandleGetAllNodes( |
| const base::ListValue* args) { |
| DCHECK_EQ(1U, args->GetSize()); |
| int request_id = 0; |
| bool success = ExtractIntegerValue(args, &request_id); |
| DCHECK(success); |
| |
| ProfileSyncService* service = GetProfileSyncService(); |
| if (service) { |
| service->GetAllNodes( |
| base::Bind(&SyncInternalsMessageHandler::OnReceivedAllNodes, |
| weak_ptr_factory_.GetWeakPtr(), request_id)); |
| } |
| } |
| |
| void SyncInternalsMessageHandler::OnReceivedAllNodes( |
| int request_id, |
| std::unique_ptr<base::ListValue> nodes) { |
| base::Value id(request_id); |
| web_ui()->CallJavascriptFunctionUnsafe( |
| syncer::sync_ui_util::kGetAllNodesCallback, id, *nodes); |
| } |
| |
| void SyncInternalsMessageHandler::OnStateChanged(syncer::SyncService* sync) { |
| SendAboutInfo(); |
| } |
| |
| void SyncInternalsMessageHandler::OnProtocolEvent( |
| const syncer::ProtocolEvent& event) { |
| std::unique_ptr<base::DictionaryValue> value( |
| syncer::ProtocolEvent::ToValue(event)); |
| web_ui()->CallJavascriptFunctionUnsafe( |
| syncer::sync_ui_util::kDispatchEvent, |
| base::Value(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<base::DictionaryValue> value) { |
| std::unique_ptr<base::DictionaryValue> details(new base::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)); |
| web_ui()->CallJavascriptFunctionUnsafe( |
| syncer::sync_ui_util::kDispatchEvent, |
| base::Value(syncer::sync_ui_util::kOnCountersUpdated), *details); |
| } |
| |
| void SyncInternalsMessageHandler::HandleJsEvent( |
| const std::string& name, |
| const JsEventDetails& details) { |
| DVLOG(1) << "Handling event: " << name |
| << " with details " << details.ToString(); |
| web_ui()->CallJavascriptFunctionUnsafe(syncer::sync_ui_util::kDispatchEvent, |
| base::Value(name), details.Get()); |
| } |
| |
| void SyncInternalsMessageHandler::SendAboutInfo() { |
| ProfileSyncService* sync_service = GetProfileSyncService(); |
| SigninManagerBase* signin = sync_service ? sync_service->signin() : nullptr; |
| std::unique_ptr<base::DictionaryValue> value = |
| about_sync_data_extractor_->ConstructAboutInformation(sync_service, |
| signin); |
| web_ui()->CallJavascriptFunctionUnsafe( |
| syncer::sync_ui_util::kDispatchEvent, |
| base::Value(syncer::sync_ui_util::kOnAboutInfoUpdated), *value); |
| } |
| |
| // Gets the ProfileSyncService of the underlying original profile. |
| // May return NULL (e.g., if sync is disabled on the command line). |
| ProfileSyncService* SyncInternalsMessageHandler::GetProfileSyncService() { |
| Profile* profile = Profile::FromWebUI(web_ui()); |
| return ProfileSyncServiceFactory::GetForProfile( |
| profile->GetOriginalProfile()); |
| } |