| // Copyright 2015 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 "ios/chrome/browser/ui/webui/sync_internals/sync_internals_message_handler.h" |
| |
| #include <vector> |
| |
| #include "base/logging.h" |
| #include "base/values.h" |
| #include "components/browser_sync/profile_sync_service.h" |
| #include "components/signin/core/browser/signin_manager.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 "ios/chrome/browser/browser_state/chrome_browser_state.h" |
| #include "ios/chrome/browser/signin/signin_manager_factory.h" |
| #include "ios/chrome/browser/sync/ios_chrome_profile_sync_service_factory.h" |
| #include "ios/chrome/common/channel_info.h" |
| #include "ios/web/public/web_thread.h" |
| #include "ios/web/public/webui/web_ui_ios.h" |
| |
| using syncer::JsEventDetails; |
| using syncer::ModelTypeSet; |
| using syncer::WeakHandle; |
| |
| SyncInternalsMessageHandler::SyncInternalsMessageHandler() |
| : is_registered_(false), |
| is_registered_for_counters_(false), |
| weak_ptr_factory_(this) {} |
| |
| SyncInternalsMessageHandler::~SyncInternalsMessageHandler() { |
| if (js_controller_) |
| js_controller_->RemoveJsEventHandler(this); |
| |
| syncer::SyncService* service = GetSyncService(); |
| 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(web::WebThread::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. |
| syncer::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 base::ListValue* args) { |
| DCHECK(args->empty()); |
| |
| if (syncer::SyncService* service = GetSyncService()) { |
| 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, type_list.release()); |
| web_ui()->CallJavascriptFunction( |
| 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); |
| |
| syncer::SyncService* service = GetSyncService(); |
| 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()->CallJavascriptFunction(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()->CallJavascriptFunction( |
| 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, value.release()); |
| web_ui()->CallJavascriptFunction( |
| 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()->CallJavascriptFunction(syncer::sync_ui_util::kDispatchEvent, |
| base::Value(name), details.Get()); |
| } |
| |
| void SyncInternalsMessageHandler::SendAboutInfo() { |
| ios::ChromeBrowserState* browser_state = |
| ios::ChromeBrowserState::FromWebUIIOS(web_ui()); |
| SigninManager* signin_manager = |
| ios::SigninManagerFactory::GetForBrowserState(browser_state); |
| syncer::SyncService* sync_service = GetSyncService(); |
| std::unique_ptr<base::DictionaryValue> value = |
| syncer::sync_ui_util::ConstructAboutInformation( |
| sync_service, signin_manager, GetChannel()); |
| web_ui()->CallJavascriptFunction( |
| syncer::sync_ui_util::kDispatchEvent, |
| base::Value(syncer::sync_ui_util::kOnAboutInfoUpdated), *value); |
| } |
| |
| // Gets the SyncService of the underlying original profile. May return null. |
| syncer::SyncService* SyncInternalsMessageHandler::GetSyncService() { |
| ios::ChromeBrowserState* browser_state = |
| ios::ChromeBrowserState::FromWebUIIOS(web_ui()); |
| return IOSChromeProfileSyncServiceFactory::GetForBrowserState( |
| browser_state->GetOriginalChromeBrowserState()); |
| } |