| // 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 "chrome/browser/ui/webui/settings/settings_default_browser_handler.h" |
| |
| #include "base/bind.h" |
| #include "base/metrics/histogram_macros.h" |
| #include "base/metrics/user_metrics.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/ui/startup/default_browser_prompt.h" |
| #include "chrome/common/pref_names.h" |
| #include "components/prefs/pref_service.h" |
| #include "content/public/browser/web_ui.h" |
| |
| namespace settings { |
| |
| namespace { |
| |
| bool DefaultBrowserIsDisabledByPolicy() { |
| const PrefService::Preference* pref = |
| g_browser_process->local_state()->FindPreference( |
| prefs::kDefaultBrowserSettingEnabled); |
| DCHECK(pref); |
| bool may_set_default_browser; |
| bool success = pref->GetValue()->GetAsBoolean(&may_set_default_browser); |
| DCHECK(success); |
| return pref->IsManaged() && !may_set_default_browser; |
| } |
| |
| } // namespace |
| |
| DefaultBrowserHandler::DefaultBrowserHandler() : weak_ptr_factory_(this) {} |
| |
| DefaultBrowserHandler::~DefaultBrowserHandler() {} |
| |
| void DefaultBrowserHandler::RegisterMessages() { |
| web_ui()->RegisterMessageCallback( |
| "requestDefaultBrowserState", |
| base::BindRepeating(&DefaultBrowserHandler::RequestDefaultBrowserState, |
| base::Unretained(this))); |
| web_ui()->RegisterMessageCallback( |
| "setAsDefaultBrowser", |
| base::BindRepeating(&DefaultBrowserHandler::SetAsDefaultBrowser, |
| base::Unretained(this))); |
| } |
| |
| void DefaultBrowserHandler::OnJavascriptAllowed() { |
| PrefService* prefs = g_browser_process->local_state(); |
| local_state_pref_registrar_.Init(prefs); |
| local_state_pref_registrar_.Add( |
| prefs::kDefaultBrowserSettingEnabled, |
| base::Bind(&DefaultBrowserHandler::RequestDefaultBrowserState, |
| base::Unretained(this), nullptr)); |
| default_browser_worker_ = new shell_integration::DefaultBrowserWorker( |
| base::Bind(&DefaultBrowserHandler::OnDefaultBrowserWorkerFinished, |
| weak_ptr_factory_.GetWeakPtr())); |
| } |
| |
| void DefaultBrowserHandler::OnJavascriptDisallowed() { |
| local_state_pref_registrar_.RemoveAll(); |
| weak_ptr_factory_.InvalidateWeakPtrs(); |
| default_browser_worker_ = nullptr; |
| } |
| |
| void DefaultBrowserHandler::RequestDefaultBrowserState( |
| const base::ListValue* /*args*/) { |
| AllowJavascript(); |
| |
| default_browser_worker_->StartCheckIsDefault(); |
| } |
| |
| void DefaultBrowserHandler::SetAsDefaultBrowser(const base::ListValue* args) { |
| CHECK(!DefaultBrowserIsDisabledByPolicy()); |
| AllowJavascript(); |
| RecordSetAsDefaultUMA(); |
| |
| default_browser_worker_->StartSetAsDefault(); |
| |
| // If the user attempted to make Chrome the default browser, notify |
| // them when this changes. |
| ResetDefaultBrowserPrompt(Profile::FromWebUI(web_ui())); |
| } |
| |
| void DefaultBrowserHandler::RecordSetAsDefaultUMA() { |
| base::RecordAction(base::UserMetricsAction("Options_SetAsDefaultBrowser")); |
| UMA_HISTOGRAM_COUNTS("Settings.StartSetAsDefault", true); |
| } |
| |
| void DefaultBrowserHandler::OnDefaultBrowserWorkerFinished( |
| shell_integration::DefaultWebClientState state) { |
| if (state == shell_integration::IS_DEFAULT) { |
| // Notify the user in the future if Chrome ceases to be the user's chosen |
| // default browser. |
| ResetDefaultBrowserPrompt(Profile::FromWebUI(web_ui())); |
| } |
| |
| base::DictionaryValue dict; |
| dict.SetBoolean("isDefault", state == shell_integration::IS_DEFAULT); |
| dict.SetBoolean("canBeDefault", |
| shell_integration::CanSetAsDefaultBrowser()); |
| dict.SetBoolean("isUnknownError", |
| state == shell_integration::UNKNOWN_DEFAULT); |
| dict.SetBoolean("isDisabledByPolicy", DefaultBrowserIsDisabledByPolicy()); |
| |
| FireWebUIListener("browser-default-state-changed", dict); |
| } |
| |
| } // namespace settings |