| // Copyright (c) 2011 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. |
| |
| #ifndef CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_POLICY_PROVIDER_H_ |
| #define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_POLICY_PROVIDER_H_ |
| |
| // A content settings provider that takes its settings out of policies. |
| |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/prefs/pref_change_registrar.h" |
| #include "base/synchronization/lock.h" |
| #include "components/content_settings/core/browser/content_settings_observable_provider.h" |
| #include "components/content_settings/core/browser/content_settings_origin_identifier_value_map.h" |
| |
| class PrefService; |
| |
| namespace user_prefs { |
| class PrefRegistrySyncable; |
| } |
| |
| namespace content_settings { |
| |
| // PolicyProvider that provides managed content-settings. |
| class PolicyProvider : public ObservableProvider { |
| public: |
| explicit PolicyProvider(PrefService* prefs); |
| virtual ~PolicyProvider(); |
| static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry); |
| |
| // ProviderInterface implementations. |
| virtual RuleIterator* GetRuleIterator( |
| ContentSettingsType content_type, |
| const ResourceIdentifier& resource_identifier, |
| bool incognito) const OVERRIDE; |
| |
| virtual bool SetWebsiteSetting( |
| const ContentSettingsPattern& primary_pattern, |
| const ContentSettingsPattern& secondary_pattern, |
| ContentSettingsType content_type, |
| const ResourceIdentifier& resource_identifier, |
| base::Value* value) OVERRIDE; |
| |
| virtual void ClearAllContentSettingsRules( |
| ContentSettingsType content_type) OVERRIDE; |
| |
| virtual void ShutdownOnUIThread() OVERRIDE; |
| |
| private: |
| // Reads the policy managed default settings. |
| void ReadManagedDefaultSettings(); |
| |
| // Callback for preference changes. |
| void OnPreferenceChanged(const std::string& pref_name); |
| |
| // Reads the policy controlled default settings for a specific content type. |
| void UpdateManagedDefaultSetting(ContentSettingsType content_type); |
| |
| void ReadManagedContentSettings(bool overwrite); |
| |
| void GetContentSettingsFromPreferences(OriginIdentifierValueMap* rules); |
| |
| void GetAutoSelectCertificateSettingsFromPreferences( |
| OriginIdentifierValueMap* value_map); |
| |
| void ReadManagedContentSettingsTypes(ContentSettingsType content_type); |
| |
| OriginIdentifierValueMap value_map_; |
| |
| PrefService* prefs_; |
| |
| PrefChangeRegistrar pref_change_registrar_; |
| |
| // Used around accesses to the |value_map_| object to guarantee |
| // thread safety. |
| mutable base::Lock lock_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PolicyProvider); |
| }; |
| |
| } // namespace content_settings |
| |
| #endif // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_POLICY_PROVIDER_H_ |