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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/cookie_controls/cookie_controls_service.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/metrics/user_metrics.h"
#include "base/metrics/user_metrics_action.h"
#include "chrome/browser/content_settings/cookie_settings_factory.h"
#include "chrome/browser/policy/profile_policy_connector.h"
#include "chrome/browser/profiles/profile.h"
#include "components/content_settings/core/common/pref_names.h"
#include "components/policy/core/common/policy_service.h"
#include "components/policy/policy_constants.h"
#include "components/prefs/pref_service.h"
using content_settings::CookieControlsMode;
CookieControlsService::CookieControlsService(Profile* profile)
: profile_(profile) {
DCHECK(profile->IsOffTheRecord());
Init();
}
CookieControlsService::~CookieControlsService() = default;
void CookieControlsService::Init() {
incognito_cookie_settings_ = CookieSettingsFactory::GetForProfile(profile_);
cookie_observations_.AddObservation(incognito_cookie_settings_.get());
regular_cookie_settings_ =
CookieSettingsFactory::GetForProfile(profile_->GetOriginalProfile());
cookie_observations_.AddObservation(regular_cookie_settings_.get());
if (profile_->GetProfilePolicyConnector()) {
policy_registrar_ = std::make_unique<policy::PolicyChangeRegistrar>(
profile_->GetProfilePolicyConnector()->policy_service(),
policy::PolicyNamespace(policy::POLICY_DOMAIN_CHROME, std::string()));
policy_registrar_->Observe(
policy::key::kBlockThirdPartyCookies,
base::BindRepeating(
&CookieControlsService::OnThirdPartyCookieBlockingPolicyChanged,
base::Unretained(this)));
}
}
void CookieControlsService::Shutdown() {
cookie_observations_.RemoveAllObservations();
policy_registrar_.reset();
}
void CookieControlsService::HandleCookieControlsToggleChanged(bool checked) {
profile_->GetPrefs()->SetInteger(
prefs::kCookieControlsMode,
static_cast<int>(checked ? CookieControlsMode::kIncognitoOnly
: CookieControlsMode::kOff));
base::RecordAction(
checked ? base::UserMetricsAction("CookieControls.NTP.Enabled")
: base::UserMetricsAction("CookieControls.NTP.Disabled"));
}
bool CookieControlsService::ShouldEnforceCookieControls() {
return GetCookieControlsEnforcement() !=
CookieControlsEnforcement::kNoEnforcement;
}
CookieControlsEnforcement
CookieControlsService::GetCookieControlsEnforcement() {
auto* pref = profile_->GetPrefs()->FindPreference(prefs::kCookieControlsMode);
if (pref->IsManaged()) {
return CookieControlsEnforcement::kEnforcedByPolicy;
}
if (pref->IsExtensionControlled()) {
return CookieControlsEnforcement::kEnforcedByExtension;
}
if (regular_cookie_settings_->ShouldBlockThirdPartyCookies()) {
return CookieControlsEnforcement::kEnforcedByCookieSetting;
}
return CookieControlsEnforcement::kNoEnforcement;
}
bool CookieControlsService::GetToggleCheckedValue() {
return incognito_cookie_settings_->ShouldBlockThirdPartyCookies();
}
void CookieControlsService::OnThirdPartyCookieBlockingChanged(
bool block_third_party_cookies) {
for (Observer& obs : observers_) {
obs.OnThirdPartyCookieBlockingPrefChanged();
}
}
void CookieControlsService::OnThirdPartyCookieBlockingPolicyChanged(
const base::Value* previous,
const base::Value* current) {
for (Observer& obs : observers_) {
obs.OnThirdPartyCookieBlockingPolicyChanged();
}
}
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