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// Copyright (c) 2012 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_info_bar_delegate.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop.h"
#include "base/metrics/histogram.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/google/google_util.h"
#include "chrome/browser/infobars/infobar_tab_helper.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/signin/ubertoken_fetcher.h"
#include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
#include "chrome/browser/ui/tab_contents/tab_contents.h"
#include "chrome/browser/ui/webui/sync_promo/sync_promo_ui.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/net/gaia/gaia_constants.h"
#include "chrome/common/net/gaia/gaia_urls.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "content/public/browser/notification_source.h"
#include "content/public/browser/notification_types.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/common/referrer.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources_standard.h"
#include "net/base/escape.h"
#include "net/url_request/url_request.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
using content::NavigationController;
using content::NotificationSource;
using content::NotificationDetails;
namespace {
// Enum values used for UMA histograms.
enum {
// The infobar was shown to the user.
HISTOGRAM_SHOWN,
// The user pressed the accept button to perform the suggested action.
HISTOGRAM_ACCEPTED,
// The user pressed the reject to turn off the feature.
HISTOGRAM_REJECTED,
// The user pressed the X button to dismiss the infobar this time.
HISTOGRAM_DISMISSED,
// The user completely ignored the infoar. Either they navigated away, or
// they used the page as is.
HISTOGRAM_IGNORED,
// The user clicked on the learn more link in the infobar.
HISTOGRAM_LEARN_MORE,
HISTOGRAM_MAX
};
// AutoLoginRedirector --------------------------------------------------------
// 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 TokenService, gets the browser cookies with the TokenAuth
// API, and finally redirects the user to the correct page.
class AutoLoginRedirector : public UbertokenConsumer {
public:
AutoLoginRedirector(NavigationController* navigation_controller,
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;
// Redirect tab to MergeSession URL, logging the user in and navigating
// to the desired page.
void RedirectToMergeSession(const std::string& token);
NavigationController* navigation_controller_;
const std::string args_;
scoped_ptr<UbertokenFetcher> ubertoken_fetcher_;
DISALLOW_COPY_AND_ASSIGN(AutoLoginRedirector);
};
AutoLoginRedirector::AutoLoginRedirector(
NavigationController* navigation_controller,
const std::string& args)
: navigation_controller_(navigation_controller),
args_(args) {
ubertoken_fetcher_.reset(new UbertokenFetcher(
Profile::FromBrowserContext(navigation_controller_->GetBrowserContext()),
this));
ubertoken_fetcher_->StartFetchingToken();
}
AutoLoginRedirector::~AutoLoginRedirector() {
}
void AutoLoginRedirector::OnUbertokenSuccess(const std::string& token) {
RedirectToMergeSession(token);
MessageLoop::current()->DeleteSoon(FROM_HERE, this);
}
void AutoLoginRedirector::OnUbertokenFailure(
const GoogleServiceAuthError& error) {
LOG(WARNING) << "AutoLoginRedirector: token request failed";
MessageLoop::current()->DeleteSoon(FROM_HERE, this);
}
void AutoLoginRedirector::RedirectToMergeSession(const std::string& token) {
// TODO(rogerta): what is the correct page transition?
navigation_controller_->LoadURL(
GURL(GaiaUrls::GetInstance()->merge_session_url() +
"?source=chrome&uberauth=" + token + "&" + args_),
content::Referrer(), content::PAGE_TRANSITION_AUTO_BOOKMARK,
std::string());
}
} // namepsace
// AutoLoginInfoBarDelegate ---------------------------------------------------
// AutoLoginInfoBarDelegate::Params -------------------------------------------
AutoLoginInfoBarDelegate::Params::Params() {}
AutoLoginInfoBarDelegate::Params::~Params() {}
AutoLoginInfoBarDelegate::AutoLoginInfoBarDelegate(
InfoBarTabHelper* owner,
const Params& params)
: ConfirmInfoBarDelegate(owner),
params_(params),
button_pressed_(false) {
RecordHistogramAction(HISTOGRAM_SHOWN);
registrar_.Add(this,
chrome::NOTIFICATION_GOOGLE_SIGNED_OUT,
content::Source<Profile>(Profile::FromBrowserContext(
owner->web_contents()->GetBrowserContext())));
}
AutoLoginInfoBarDelegate::~AutoLoginInfoBarDelegate() {
if (!button_pressed_)
RecordHistogramAction(HISTOGRAM_IGNORED);
}
AutoLoginInfoBarDelegate*
AutoLoginInfoBarDelegate::AsAutoLoginInfoBarDelegate() {
return this;
}
void AutoLoginInfoBarDelegate::InfoBarDismissed() {
RecordHistogramAction(HISTOGRAM_DISMISSED);
button_pressed_ = true;
}
gfx::Image* AutoLoginInfoBarDelegate::GetIcon() const {
return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(
IDR_INFOBAR_AUTOLOGIN);
}
InfoBarDelegate::Type AutoLoginInfoBarDelegate::GetInfoBarType() const {
return PAGE_ACTION_TYPE;
}
string16 AutoLoginInfoBarDelegate::GetMessageText() const {
return GetMessageText(params_.username);
}
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.
new AutoLoginRedirector(&owner()->web_contents()->GetController(),
params_.args);
RecordHistogramAction(HISTOGRAM_ACCEPTED);
button_pressed_ = true;
return true;
}
bool AutoLoginInfoBarDelegate::Cancel() {
PrefService* pref_service = TabContents::FromWebContents(
owner()->web_contents())->profile()->GetPrefs();
pref_service->SetBoolean(prefs::kAutologinEnabled, false);
RecordHistogramAction(HISTOGRAM_REJECTED);
button_pressed_ = true;
return true;
}
string16 AutoLoginInfoBarDelegate::GetMessageText(
const std::string& username) const {
return l10n_util::GetStringFUTF16(IDS_AUTOLOGIN_INFOBAR_MESSAGE,
UTF8ToUTF16(username));
}
void AutoLoginInfoBarDelegate::RecordHistogramAction(int action) {
UMA_HISTOGRAM_ENUMERATION("AutoLogin.Regular", action, HISTOGRAM_MAX);
}
void AutoLoginInfoBarDelegate::Observe(int type,
const NotificationSource& source,
const NotificationDetails& details) {
DCHECK_EQ(chrome::NOTIFICATION_GOOGLE_SIGNED_OUT, type);
owner()->RemoveInfoBar(this);
}
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