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// Copyright 2018 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 "components/password_manager/core/browser/password_form_filling.h"
#include "base/feature_list.h"
#include "base/metrics/histogram_macros.h"
#include "base/metrics/user_metrics.h"
#include "components/autofill/core/common/password_form.h"
#include "components/autofill/core/common/password_form_fill_data.h"
#include "components/password_manager/core/browser/android_affiliation/affiliation_utils.h"
#include "components/password_manager/core/browser/browser_save_password_progress_logger.h"
#include "components/password_manager/core/browser/password_form_metrics_recorder.h"
#include "components/password_manager/core/browser/password_manager_client.h"
#include "components/password_manager/core/browser/password_manager_driver.h"
#include "components/password_manager/core/browser/password_manager_util.h"
#include "components/password_manager/core/common/password_manager_features.h"
using autofill::PasswordForm;
using autofill::PasswordFormFillData;
using Logger = autofill::SavePasswordProgressLogger;
namespace password_manager {
namespace {
bool PreferredRealmIsFromAndroid(const PasswordFormFillData& fill_data) {
return FacetURI::FromPotentiallyInvalidSpec(fill_data.preferred_realm)
.IsValidAndroidFacetURI();
}
bool ContainsAndroidCredentials(const PasswordFormFillData& fill_data) {
for (const auto& login : fill_data.additional_logins) {
if (FacetURI::FromPotentiallyInvalidSpec(login.second.realm)
.IsValidAndroidFacetURI()) {
return true;
}
}
return PreferredRealmIsFromAndroid(fill_data);
}
bool ShouldShowInitialPasswordAccountSuggestions() {
return base::FeatureList::IsEnabled(
password_manager::features::kFillOnAccountSelect);
}
void Autofill(const PasswordManagerClient& client,
PasswordManagerDriver* driver,
const PasswordForm& form_for_autofill,
const std::map<base::string16, const PasswordForm*>& best_matches,
const std::vector<const PasswordForm*>& federated_matches,
const PasswordForm& preferred_match,
bool wait_for_username) {
DCHECK_EQ(PasswordForm::SCHEME_HTML, preferred_match.scheme);
std::unique_ptr<BrowserSavePasswordProgressLogger> logger;
if (password_manager_util::IsLoggingActive(&client)) {
logger.reset(new BrowserSavePasswordProgressLogger(client.GetLogManager()));
logger->LogMessage(Logger::STRING_PASSWORDMANAGER_AUTOFILL);
}
autofill::PasswordFormFillData fill_data;
InitPasswordFormFillData(form_for_autofill, best_matches, &preferred_match,
wait_for_username, &fill_data);
if (logger)
logger->LogBoolean(Logger::STRING_WAIT_FOR_USERNAME, wait_for_username);
UMA_HISTOGRAM_BOOLEAN(
"PasswordManager.FillSuggestionsIncludeAndroidAppCredentials",
ContainsAndroidCredentials(fill_data));
metrics_util::LogFilledCredentialIsFromAndroidApp(
PreferredRealmIsFromAndroid(fill_data));
driver->FillPasswordForm(fill_data);
client.PasswordWasAutofilled(best_matches, form_for_autofill.origin,
&federated_matches);
}
void ShowInitialPasswordAccountSuggestions(
const PasswordManagerClient& client,
PasswordManagerDriver* driver,
const PasswordForm& form_for_autofill,
const std::map<base::string16, const PasswordForm*>& best_matches,
const PasswordForm& preferred_match,
bool wait_for_username) {
DCHECK_EQ(PasswordForm::SCHEME_HTML, preferred_match.scheme);
std::unique_ptr<BrowserSavePasswordProgressLogger> logger;
if (password_manager_util::IsLoggingActive(&client)) {
logger.reset(new BrowserSavePasswordProgressLogger(client.GetLogManager()));
logger->LogMessage(
Logger::
STRING_PASSWORDMANAGER_SHOW_INITIAL_PASSWORD_ACCOUNT_SUGGESTIONS);
}
PasswordFormFillData fill_data;
InitPasswordFormFillData(form_for_autofill, best_matches, &preferred_match,
wait_for_username, &fill_data);
if (logger)
logger->LogBoolean(Logger::STRING_WAIT_FOR_USERNAME, wait_for_username);
driver->ShowInitialPasswordAccountSuggestions(fill_data);
}
} // namespace
void SendFillInformationToRenderer(
const PasswordManagerClient& client,
PasswordManagerDriver* driver,
bool is_blacklisted,
const PasswordForm& observed_form,
const std::map<base::string16, const PasswordForm*>& best_matches,
const std::vector<const PasswordForm*>& federated_matches,
const PasswordForm* preferred_match,
PasswordFormMetricsRecorder* metrics_recorder) {
DCHECK(driver);
DCHECK_EQ(PasswordForm::SCHEME_HTML, observed_form.scheme);
if (is_blacklisted)
driver->MatchingBlacklistedFormFound();
driver->AllowPasswordGenerationForForm(observed_form);
if (best_matches.empty()) {
driver->InformNoSavedCredentials();
metrics_recorder->RecordFillEvent(
PasswordFormMetricsRecorder::kManagerFillEventNoCredential);
return;
}
DCHECK(preferred_match);
// Proceed to autofill.
// Note that we provide the choices but don't actually prefill a value if:
// (1) we are in Incognito mode, or
// (2) if it matched using public suffix domain matching, or
// (3) the form is change password form.
bool wait_for_username = client.IsIncognito() ||
preferred_match->is_public_suffix_match ||
observed_form.IsPossibleChangePasswordForm();
if (wait_for_username) {
metrics_recorder->SetManagerAction(
PasswordFormMetricsRecorder::kManagerActionNone);
metrics_recorder->RecordFillEvent(
PasswordFormMetricsRecorder::kManagerFillEventBlockedOnInteraction);
} else {
metrics_recorder->SetManagerAction(
PasswordFormMetricsRecorder::kManagerActionAutofilled);
metrics_recorder->RecordFillEvent(
PasswordFormMetricsRecorder::kManagerFillEventAutofilled);
base::RecordAction(base::UserMetricsAction("PasswordManager_Autofilled"));
}
if (ShouldShowInitialPasswordAccountSuggestions()) {
// This is for the fill-on-account-select experiment. Instead of autofilling
// found usernames and passwords on load, this instructs the renderer to
// return with any found password forms so a list of password account
// suggestions can be drawn.
ShowInitialPasswordAccountSuggestions(client, driver, observed_form,
best_matches, *preferred_match,
wait_for_username);
} else {
// If fill-on-account-select is not enabled, continue with autofilling any
// password forms as traditionally has been done.
Autofill(client, driver, observed_form, best_matches, federated_matches,
*preferred_match, wait_for_username);
}
}
} // namespace password_manager
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