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// 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/auto_login_infobar_delegate.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop/message_loop.h"
#include "base/metrics/histogram.h"
#include "base/prefs/pref_service.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/infobars/infobar_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
#include "chrome/browser/signin/signin_manager_factory.h"
#include "chrome/browser/ui/sync/sync_promo_ui.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#include "chrome/grit/generated_resources.h"
#include "components/google/core/browser/google_util.h"
#include "components/infobars/core/infobar.h"
#include "components/signin/core/browser/profile_oauth2_token_service.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/page_navigator.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/common/referrer.h"
#include "google_apis/gaia/gaia_constants.h"
#include "google_apis/gaia/gaia_urls.h"
#include "google_apis/gaia/ubertoken_fetcher.h"
#include "grit/theme_resources.h"
#include "net/base/escape.h"
#include "net/url_request/url_request.h"
#include "ui/base/l10n/l10n_util.h"
// AutoLoginRedirector --------------------------------------------------------
namespace {
// This class is created by the AutoLoginInfoBarDelegate when the user wishes to
// auto-login. It holds context information needed while re-issuing service
// tokens using the OAuth2TokenService, gets the browser cookies with the
// TokenAuth API, and finally redirects the user to the correct page.
class AutoLoginRedirector : public UbertokenConsumer,
public content::WebContentsObserver {
public:
AutoLoginRedirector(content::WebContents* web_contents,
const std::string& args);
virtual ~AutoLoginRedirector();
private:
// Overriden from UbertokenConsumer:
virtual void OnUbertokenSuccess(const std::string& token) override;
virtual void OnUbertokenFailure(const GoogleServiceAuthError& error) override;
// Implementation of content::WebContentsObserver
virtual void WebContentsDestroyed() override;
// Redirect tab to MergeSession URL, logging the user in and navigating
// to the desired page.
void RedirectToMergeSession(const std::string& token);
const std::string args_;
scoped_ptr<UbertokenFetcher> ubertoken_fetcher_;
DISALLOW_COPY_AND_ASSIGN(AutoLoginRedirector);
};
AutoLoginRedirector::AutoLoginRedirector(
content::WebContents* web_contents,
const std::string& args)
: content::WebContentsObserver(web_contents),
args_(args) {
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
ProfileOAuth2TokenService* token_service =
ProfileOAuth2TokenServiceFactory::GetForProfile(profile);
SigninManagerBase* signin_manager =
SigninManagerFactory::GetInstance()->GetForProfile(profile);
ubertoken_fetcher_.reset(new UbertokenFetcher(token_service,
this,
GaiaConstants::kChromeSource,
profile->GetRequestContext()));
ubertoken_fetcher_->StartFetchingToken(
signin_manager->GetAuthenticatedAccountId());
}
AutoLoginRedirector::~AutoLoginRedirector() {
}
void AutoLoginRedirector::WebContentsDestroyed() {
// The WebContents that started this has been destroyed. The request must be
// cancelled and this object must be deleted.
ubertoken_fetcher_.reset();
base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
}
void AutoLoginRedirector::OnUbertokenSuccess(const std::string& token) {
RedirectToMergeSession(token);
base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
}
void AutoLoginRedirector::OnUbertokenFailure(
const GoogleServiceAuthError& error) {
LOG(WARNING) << "AutoLoginRedirector: token request failed";
base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
}
void AutoLoginRedirector::RedirectToMergeSession(const std::string& token) {
// TODO(rogerta): what is the correct page transition?
web_contents()->GetController().LoadURL(
GaiaUrls::GetInstance()->merge_session_url().Resolve(
"?source=chrome&uberauth=" + token + "&" + args_),
content::Referrer(), ui::PAGE_TRANSITION_AUTO_BOOKMARK,
std::string());
}
} // namespace
// AutoLoginInfoBarDelegate ---------------------------------------------------
// static
bool AutoLoginInfoBarDelegate::Create(content::WebContents* web_contents,
const Params& params) {
// If |web_contents| is hosted in a WebDialog, there may be no infobar
// service.
InfoBarService* infobar_service =
InfoBarService::FromWebContents(web_contents);
if (!infobar_service)
return false;
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
typedef AutoLoginInfoBarDelegate Delegate;
return !!infobar_service->AddInfoBar(infobar_service->CreateConfirmInfoBar(
scoped_ptr<ConfirmInfoBarDelegate>(new Delegate(params, profile))));
}
AutoLoginInfoBarDelegate::AutoLoginInfoBarDelegate(const Params& params,
Profile* profile)
: ConfirmInfoBarDelegate(),
params_(params),
profile_(profile),
button_pressed_(false) {
RecordHistogramAction(SHOWN);
// The AutoLogin infobar is shown in incognito mode on Android, so a
// SigninManager isn't guaranteed to exist for |profile_|.
SigninManagerBase* signin_manager =
SigninManagerFactory::GetInstance()->GetForProfile(profile_);
if (signin_manager)
signin_manager->AddObserver(this);
}
AutoLoginInfoBarDelegate::~AutoLoginInfoBarDelegate() {
// The AutoLogin infobar is shown in incognito mode on Android, so a
// SigninManager isn't guaranteed to exist for |profile_|.
SigninManagerBase* signin_manager =
SigninManagerFactory::GetInstance()->GetForProfile(profile_);
if (signin_manager)
signin_manager->RemoveObserver(this);
if (!button_pressed_)
RecordHistogramAction(IGNORED);
}
void AutoLoginInfoBarDelegate::RecordHistogramAction(Actions action) {
UMA_HISTOGRAM_ENUMERATION("AutoLogin.Regular", action,
HISTOGRAM_BOUNDING_VALUE);
}
void AutoLoginInfoBarDelegate::InfoBarDismissed() {
RecordHistogramAction(DISMISSED);
button_pressed_ = true;
}
int AutoLoginInfoBarDelegate::GetIconID() const {
return IDR_INFOBAR_AUTOLOGIN;
}
infobars::InfoBarDelegate::Type AutoLoginInfoBarDelegate::GetInfoBarType()
const {
return PAGE_ACTION_TYPE;
}
AutoLoginInfoBarDelegate*
AutoLoginInfoBarDelegate::AsAutoLoginInfoBarDelegate() {
return this;
}
base::string16 AutoLoginInfoBarDelegate::GetMessageText() const {
return l10n_util::GetStringFUTF16(IDS_AUTOLOGIN_INFOBAR_MESSAGE,
base::UTF8ToUTF16(params_.username));
}
base::string16 AutoLoginInfoBarDelegate::GetButtonLabel(
InfoBarButton button) const {
return l10n_util::GetStringUTF16((button == BUTTON_OK) ?
IDS_AUTOLOGIN_INFOBAR_OK_BUTTON : IDS_AUTOLOGIN_INFOBAR_CANCEL_BUTTON);
}
bool AutoLoginInfoBarDelegate::Accept() {
// AutoLoginRedirector deletes itself.
content::WebContents* web_contents =
InfoBarService::WebContentsFromInfoBar(infobar());
new AutoLoginRedirector(web_contents, params_.header.args);
RecordHistogramAction(ACCEPTED);
button_pressed_ = true;
return true;
}
bool AutoLoginInfoBarDelegate::Cancel() {
content::WebContents* web_contents =
InfoBarService::WebContentsFromInfoBar(infobar());
PrefService* pref_service = Profile::FromBrowserContext(
web_contents->GetBrowserContext())->GetPrefs();
pref_service->SetBoolean(prefs::kAutologinEnabled, false);
RecordHistogramAction(REJECTED);
button_pressed_ = true;
return true;
}
void AutoLoginInfoBarDelegate::GoogleSignedOut(
const std::string& account_id,
const std::string& username) {
infobar()->RemoveSelf();
}
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