[win] Add signin support for the app launcher.

chrome/browser/ui/app_list/chrome_signin_delegate.cc

+// Copyright 2013 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/app_list/chrome_signin_delegate.h"
+
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_metrics.h"
+#include "chrome/browser/signin/signin_manager.h"
+#include "chrome/browser/signin/signin_manager_factory.h"
+#include "chrome/browser/sync/profile_sync_service.h"
+#include "chrome/browser/sync/profile_sync_service_factory.h"
+#include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
+#include "content/public/browser/navigation_controller.h"
+#include "content/public/browser/site_instance.h"
+#include "content/public/browser/web_contents.h"
+#include "ui/app_list/signin_delegate_observer.h"
+
+#if defined(ENABLE_ONE_CLICK_SIGNIN)
+#include "chrome/browser/ui/sync/one_click_signin_helper.h"
+#endif
+
+using content::WebContents;
+
+namespace {
+
+ProfileSyncService* GetSyncService(Profile* profile) {
+  return ProfileSyncServiceFactory::GetForProfile(profile);
+}
+
+LoginUIService* GetLoginUIService(Profile* profile) {
+  return LoginUIServiceFactory::GetForProfile(profile);
+}
+
+SigninManager* GetSigninManager(Profile* profile) {
+  return SigninManagerFactory::GetForProfile(profile);
+}
+
+}  // namespace
+
+ChromeSigninDelegate::ChromeSigninDelegate(Profile* profile)
+    : profile_(profile) {}
+
+bool ChromeSigninDelegate::NeedSignin()  {
+#if defined(USE_ASH)
+  return false;
+#else
+  if (!profile_)
+    return false;
+
+  return GetSigninManager(profile_)->GetAuthenticatedUsername().empty();
+#endif
+}
+
+WebContents* ChromeSigninDelegate::PrepareForSignin() {
+  DCHECK(!IsActiveSignin());
+
+  if (!GetLoginUIService(profile_))
+    return NULL;
+
+  signin_tracker_.reset(new SigninTracker(profile_, this));
+
+  if (GetLoginUIService(profile_)->current_login_ui())
+    GetLoginUIService(profile_)->current_login_ui()->CloseUI();
+
+  GetLoginUIService(profile_)->SetLoginUI(this);
+
+  if (!GetSyncService(profile_))
+    return NULL;
+
+  GetSyncService(profile_)->UnsuppressAndStart();
+
+#if defined(ENABLE_ONE_CLICK_SIGNIN)
+  GURL url("https://accounts.google.com/ServiceLogin?service=chromiumsync&"
+           "sarp=1&rm=hide&continue=https://www.google.com/intl/en-US/"
+           "chrome/blank.html?source=2");
+
+  WebContents::CreateParams params =  WebContents::CreateParams(
+      profile_, content::SiteInstance::CreateForURL(profile_, url));
+  WebContents* web_contents = WebContents::Create(params);
+  if (OneClickSigninHelper::CanOffer(
+      web_contents, OneClickSigninHelper::CAN_OFFER_FOR_ALL, "", NULL)) {
+    OneClickSigninHelper::CreateForWebContents(web_contents);
+  }
+
+  web_contents->GetController().LoadURL(
+      url, content::Referrer(), content::PAGE_TRANSITION_LINK,
+      std::string());
+  return web_contents;
+#else
+  NOTREACHED();
+  return NULL;
+#endif
+}
+
+ChromeSigninDelegate::~ChromeSigninDelegate() {
+  FinishSignin();
+}
+
+bool ChromeSigninDelegate::IsActiveSignin() {
+  if (!GetLoginUIService(profile_))
+    return false;
+
+  return GetLoginUIService(profile_)->current_login_ui() == this;
+}
+
+void ChromeSigninDelegate::FinishSignin() {
+  if (!IsActiveSignin())
+    return;
+
+  GetLoginUIService(profile_)->LoginUIClosed(this);
+}
+
+void ChromeSigninDelegate::FocusUI() {
+  // The launcher gets hidden if it is not focused, so if it is visible it
+  // is focused. Hence, nothing to do here.
+}
+
+void ChromeSigninDelegate::CloseUI() {
+  // TODO: remove tab contents helper
+  // This can't happen, as the launcher keeps focus, but do something sensible
+  // nonetheless.
+  FinishSignin();
+}
+
+void ChromeSigninDelegate::GaiaCredentialsValid() {
+}
+
+void ChromeSigninDelegate::SigninFailed(const GoogleServiceAuthError& error) {
+}
+
+void ChromeSigninDelegate::SigninSuccess() {
+  if (!IsActiveSignin())
+    return;
+
+  FinishSignin();
+  NotifySigninSuccess();
+}