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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/password_manager/save_password_infobar_delegate.h"
      6 
      7 #include "base/metrics/histogram.h"
      8 #include "base/strings/utf_string_conversions.h"
      9 #include "chrome/browser/infobars/infobar_service.h"
     10 #include "chrome/browser/ui/sync/one_click_signin_helper.h"
     11 #include "chrome/grit/chromium_strings.h"
     12 #include "chrome/grit/generated_resources.h"
     13 #include "components/infobars/core/infobar.h"
     14 #include "components/password_manager/core/browser/password_form_manager.h"
     15 #include "components/signin/core/common/profile_management_switches.h"
     16 #include "content/public/browser/navigation_entry.h"
     17 #include "content/public/browser/web_contents.h"
     18 #include "google_apis/gaia/gaia_urls.h"
     19 #include "grit/theme_resources.h"
     20 #include "ui/base/l10n/l10n_util.h"
     21 
     22 // static
     23 void SavePasswordInfoBarDelegate::Create(
     24     content::WebContents* web_contents,
     25     scoped_ptr<password_manager::PasswordFormManager> form_to_save,
     26     const std::string& uma_histogram_suffix) {
     27 #if defined(ENABLE_ONE_CLICK_SIGNIN)
     28   // Don't show the password manager infobar if this form is for a google
     29   // account and we are going to show the one-click signin infobar.
     30   GURL realm(form_to_save->realm());
     31   // TODO(mathp): Checking only against associated_username() causes a bug
     32   // referenced here: crbug.com/133275
     33   // TODO(vabr): The check IsEnableWebBasedSignin is a hack for the time when
     34   // OneClickSignin is disabled. http://crbug.com/339804
     35   if (((realm == GaiaUrls::GetInstance()->gaia_login_form_realm()) ||
     36        (realm == GURL("https://www.google.com/"))) &&
     37       switches::IsEnableWebBasedSignin() &&
     38       OneClickSigninHelper::CanOffer(
     39           web_contents,
     40           OneClickSigninHelper::CAN_OFFER_FOR_INTERSTITAL_ONLY,
     41           base::UTF16ToUTF8(form_to_save->associated_username()),
     42           NULL))
     43     return;
     44 #endif
     45 
     46   InfoBarService::FromWebContents(web_contents)->AddInfoBar(
     47       SavePasswordInfoBarDelegate::CreateInfoBar(
     48           scoped_ptr<SavePasswordInfoBarDelegate>(
     49               new SavePasswordInfoBarDelegate(form_to_save.Pass(),
     50                                               uma_histogram_suffix))));
     51 }
     52 
     53 SavePasswordInfoBarDelegate::~SavePasswordInfoBarDelegate() {
     54   UMA_HISTOGRAM_ENUMERATION("PasswordManager.InfoBarResponse",
     55                             infobar_response_,
     56                             password_manager::metrics_util::NUM_RESPONSE_TYPES);
     57 
     58   password_manager::metrics_util::LogUIDismissalReason(infobar_response_);
     59 
     60   // The shortest period for which the prompt needs to live, so that we don't
     61   // consider it killed prematurely, as might happen, e.g., if a pre-rendered
     62   // page gets swapped in (and the current WebContents is destroyed).
     63   const base::TimeDelta kMinimumPromptDisplayTime =
     64       base::TimeDelta::FromSeconds(1);
     65 
     66   if (!uma_histogram_suffix_.empty()) {
     67     password_manager::metrics_util::LogUMAHistogramEnumeration(
     68         "PasswordManager.SavePasswordPromptResponse_" + uma_histogram_suffix_,
     69         infobar_response_,
     70         password_manager::metrics_util::NUM_RESPONSE_TYPES);
     71     password_manager::metrics_util::LogUMAHistogramBoolean(
     72         "PasswordManager.SavePasswordPromptDisappearedQuickly_" +
     73             uma_histogram_suffix_,
     74         timer_.Elapsed() < kMinimumPromptDisplayTime);
     75   }
     76 }
     77 
     78 void SavePasswordInfoBarDelegate::SetUseAdditionalPasswordAuthentication(
     79     bool use_additional_authentication) {
     80   form_to_save_->SetUseAdditionalPasswordAuthentication(
     81       use_additional_authentication);
     82 }
     83 
     84 SavePasswordInfoBarDelegate::SavePasswordInfoBarDelegate(
     85     scoped_ptr<password_manager::PasswordFormManager> form_to_save,
     86     const std::string& uma_histogram_suffix)
     87     : ConfirmInfoBarDelegate(),
     88       form_to_save_(form_to_save.Pass()),
     89       infobar_response_(password_manager::metrics_util::NO_RESPONSE),
     90       uma_histogram_suffix_(uma_histogram_suffix) {
     91   if (!uma_histogram_suffix_.empty()) {
     92     password_manager::metrics_util::LogUMAHistogramBoolean(
     93         "PasswordManager.SavePasswordPromptDisplayed_" + uma_histogram_suffix_,
     94         true);
     95   }
     96 }
     97 
     98 #if !defined(OS_ANDROID)
     99 // On Android, the save password infobar supports an additional checkbox to
    100 // require additional authentication before autofilling a saved password.
    101 // Because of this non-standard UI, the Android version is special cased and
    102 // constructed in:
    103 // chrome/browser/ui/android/infobars/save_password_infobar.cc
    104 
    105 // static
    106 scoped_ptr<infobars::InfoBar> SavePasswordInfoBarDelegate::CreateInfoBar(
    107     scoped_ptr<SavePasswordInfoBarDelegate> delegate) {
    108   return ConfirmInfoBarDelegate::CreateInfoBar(
    109       delegate.PassAs<ConfirmInfoBarDelegate>());
    110 }
    111 #endif
    112 
    113 bool SavePasswordInfoBarDelegate::ShouldExpire(
    114     const NavigationDetails& details) const {
    115   return !details.is_redirect &&
    116          infobars::InfoBarDelegate::ShouldExpire(details);
    117 }
    118 
    119 int SavePasswordInfoBarDelegate::GetIconID() const {
    120   return IDR_INFOBAR_SAVE_PASSWORD;
    121 }
    122 
    123 infobars::InfoBarDelegate::Type SavePasswordInfoBarDelegate::GetInfoBarType()
    124     const {
    125   return PAGE_ACTION_TYPE;
    126 }
    127 
    128 base::string16 SavePasswordInfoBarDelegate::GetMessageText() const {
    129   return l10n_util::GetStringUTF16(IDS_PASSWORD_MANAGER_SAVE_PASSWORD_PROMPT);
    130 }
    131 
    132 base::string16 SavePasswordInfoBarDelegate::GetButtonLabel(
    133     InfoBarButton button) const {
    134   return l10n_util::GetStringUTF16((button == BUTTON_OK) ?
    135       IDS_PASSWORD_MANAGER_SAVE_BUTTON : IDS_PASSWORD_MANAGER_BLACKLIST_BUTTON);
    136 }
    137 
    138 bool SavePasswordInfoBarDelegate::Accept() {
    139   DCHECK(form_to_save_.get());
    140   form_to_save_->Save();
    141   infobar_response_ = password_manager::metrics_util::REMEMBER_PASSWORD;
    142   return true;
    143 }
    144 
    145 bool SavePasswordInfoBarDelegate::Cancel() {
    146   DCHECK(form_to_save_.get());
    147   form_to_save_->PermanentlyBlacklist();
    148   infobar_response_ = password_manager::metrics_util::NEVER_REMEMBER_PASSWORD;
    149   return true;
    150 }
    151 
    152 void SavePasswordInfoBarDelegate::InfoBarDismissed() {
    153   DCHECK(form_to_save_.get());
    154   infobar_response_ = password_manager::metrics_util::INFOBAR_DISMISSED;
    155 }
    156 
    157 infobars::InfoBarDelegate::InfoBarAutomationType
    158 SavePasswordInfoBarDelegate::GetInfoBarAutomationType() const {
    159   return PASSWORD_INFOBAR;
    160 }
    161