15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_DEFAULT_PROVIDER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_DEFAULT_PROVIDER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <map> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/linked_ptr.h" 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_change_registrar.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/synchronization/lock.h" 161320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "components/content_settings/core/browser/content_settings_observable_provider.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PrefService; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)namespace user_prefs { 21c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)class PrefRegistrySyncable; 22c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 23c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content_settings { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Provider that provides default content settings based on 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// user prefs. If no default values are set by the user we use the hard coded 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// default values. 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class DefaultProvider : public ObservableProvider { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 317dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry); 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DefaultProvider(PrefService* prefs, 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool incognito); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~DefaultProvider(); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ProviderInterface implementations. 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual RuleIterator* GetRuleIterator( 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ContentSettingsType content_type, 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ResourceIdentifier& resource_identifier, 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool incognito) const OVERRIDE; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool SetWebsiteSetting( 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ContentSettingsPattern& primary_pattern, 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ContentSettingsPattern& secondary_pattern, 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ContentSettingsType content_type, 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ResourceIdentifier& resource_identifier, 485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::Value* value) OVERRIDE; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void ClearAllContentSettingsRules( 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ContentSettingsType content_type) OVERRIDE; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void ShutdownOnUIThread() OVERRIDE; 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Sets the fields of |settings| based on the values in |dictionary|. 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void GetSettingsFromDictionary(const base::DictionaryValue* dictionary); 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Forces the default settings to be explicitly set instead of themselves 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // being CONTENT_SETTING_DEFAULT. 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void ForceDefaultsToBeExplicit(); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Reads the default settings from the preferences service. If |overwrite| is 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // true and the preference is missing, the local copy will be cleared as well. 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void ReadDefaultSettings(bool overwrite); 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Called on prefs change. 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void OnPreferenceChanged(const std::string& pref_name); 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef linked_ptr<base::Value> ValuePtr; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::map<ContentSettingsType, ValuePtr> ValueMap; 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Copies of the pref data, so that we can read it on the IO thread. 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ValueMap default_settings_; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService* prefs_; 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Whether this settings map is for an Incognito session. 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_incognito_; 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Used around accesses to the |default_content_settings_| object to guarantee 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // thread safety. 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mutable base::Lock lock_; 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefChangeRegistrar pref_change_registrar_; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Whether we are currently updating preferences, this is used to ignore 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // notifications from the preferences service that we triggered ourself. 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool updating_preferences_; 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(DefaultProvider); 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content_settings 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_DEFAULT_PROVIDER_H_ 96