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Unified Diff: chrome/browser/managed_mode/managed_user_settings_service.h

Issue 335833003: Rename "managed (mode|user)" to "supervised user" (part 2) (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: review comments (+ a few other cleanups) Created 6 years, 6 months ago
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Index: chrome/browser/managed_mode/managed_user_settings_service.h
diff --git a/chrome/browser/managed_mode/managed_user_settings_service.h b/chrome/browser/managed_mode/managed_user_settings_service.h
deleted file mode 100644
index fdf789cd454778ffb3026a4b4e2a7574c8ce3f48..0000000000000000000000000000000000000000
--- a/chrome/browser/managed_mode/managed_user_settings_service.h
+++ /dev/null
@@ -1,168 +0,0 @@
-// Copyright 2013 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_MANAGED_MODE_MANAGED_USER_SETTINGS_SERVICE_H_
-#define CHROME_BROWSER_MANAGED_MODE_MANAGED_USER_SETTINGS_SERVICE_H_
-
-#include <string>
-#include <vector>
-
-#include "base/callback.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/prefs/pref_store.h"
-#include "base/values.h"
-#include "chrome/browser/managed_mode/managed_users.h"
-#include "components/keyed_service/core/keyed_service.h"
-#include "sync/api/syncable_service.h"
-
-class PersistentPrefStore;
-class Profile;
-
-namespace base {
-class FilePath;
-class SequencedTaskRunner;
-}
-
-// This class syncs managed user settings from a server, which are mapped to
-// preferences. The downloaded settings are persisted in a PrefStore (which is
-// not directly hooked up to the PrefService; it's just used internally).
-// Settings are key-value pairs, where the key uniquely identifies the setting.
-// The value is a string containing a JSON serialization of an arbitrary value,
-// which is the value of the setting.
-//
-// There are two kinds of settings handled by this class: Atomic and split
-// settings.
-// Atomic settings consist of a single key (which will be mapped to a pref key)
-// and a single (arbitrary) value.
-// Split settings encode a dictionary value and are stored as multiple Sync
-// items, one for each dictionary entry. The key for each of these Sync items
-// is the key of the split setting, followed by a separator (':') and the key
-// for the dictionary entry. The value of the Sync item is the value of the
-// dictionary entry.
-//
-// As an example, a split setting with key "Moose" and value
-// {
-// "foo": "bar",
-// "baz": "blurp"
-// }
-// would be encoded as two sync items, one with key "Moose:foo" and value "bar",
-// and one with key "Moose:baz" and value "blurp".
-class ManagedUserSettingsService : public KeyedService,
- public syncer::SyncableService,
- public PrefStore::Observer {
- public:
- // A callback whose first parameter is a dictionary containing all managed
- // user settings. If the dictionary is NULL, it means that the service is
- // inactive, i.e. the user is not managed.
- typedef base::Callback<void(const base::DictionaryValue*)> SettingsCallback;
-
- ManagedUserSettingsService();
- virtual ~ManagedUserSettingsService();
-
- // Initializes the service by loading its settings from a file underneath the
- // |profile_path|. File I/O will be serialized via the
- // |sequenced_task_runner|. If |load_synchronously| is true, the settings will
- // be loaded synchronously, otherwise asynchronously.
- void Init(base::FilePath profile_path,
- base::SequencedTaskRunner* sequenced_task_runner,
- bool load_synchronously);
-
- // Initializes the service by loading its settings from the |pref_store|.
- // Use this method in tests to inject a different PrefStore than the
- // default one.
- void Init(scoped_refptr<PersistentPrefStore> pref_store);
-
- // Adds a callback to be called when managed user settings are initially
- // available, or when they change.
- void Subscribe(const SettingsCallback& callback);
-
- // Activates/deactivates the service. This is called by the ManagedUserService
- // when it is (de)activated.
- void SetActive(bool active);
-
- // Whether managed user settings are available.
- bool IsReady();
-
- // Clears all managed user settings and items.
- void Clear();
-
- // Constructs a key for a split managed user setting from a prefix and a
- // variable key.
- static std::string MakeSplitSettingKey(const std::string& prefix,
- const std::string& key);
-
- // Uploads an item to the Sync server. Items are the same data structure as
- // managed user settings (i.e. key-value pairs, as described at the top of
- // the file), but they are only uploaded (whereas managed user settings are
- // only downloaded), and never passed to the preference system.
- // An example of an uploaded item is an access request to a blocked URL.
- void UploadItem(const std::string& key, scoped_ptr<base::Value> value);
-
- // Sets the setting with the given |key| to a copy of the given |value|.
- void SetLocalSettingForTesting(const std::string& key,
- scoped_ptr<base::Value> value);
-
- // Public for testing.
- static syncer::SyncData CreateSyncDataForSetting(const std::string& name,
- const base::Value& value);
-
- // KeyedService implementation:
- virtual void Shutdown() OVERRIDE;
-
- // SyncableService implementation:
- virtual syncer::SyncMergeResult MergeDataAndStartSyncing(
- syncer::ModelType type,
- const syncer::SyncDataList& initial_sync_data,
- scoped_ptr<syncer::SyncChangeProcessor> sync_processor,
- scoped_ptr<syncer::SyncErrorFactory> error_handler) OVERRIDE;
- virtual void StopSyncing(syncer::ModelType type) OVERRIDE;
- virtual syncer::SyncDataList GetAllSyncData(syncer::ModelType type) const
- OVERRIDE;
- virtual syncer::SyncError ProcessSyncChanges(
- const tracked_objects::Location& from_here,
- const syncer::SyncChangeList& change_list) OVERRIDE;
-
- // PrefStore::Observer implementation:
- virtual void OnPrefValueChanged(const std::string& key) OVERRIDE;
- virtual void OnInitializationCompleted(bool success) OVERRIDE;
-
- private:
- base::DictionaryValue* GetOrCreateDictionary(const std::string& key) const;
- base::DictionaryValue* GetAtomicSettings() const;
- base::DictionaryValue* GetSplitSettings() const;
- base::DictionaryValue* GetQueuedItems() const;
-
- // Returns the dictionary where a given Sync item should be stored, depending
- // on whether the managed user setting is atomic or split. In case of a split
- // setting, the split setting prefix of |key| is removed, so that |key| can
- // be used to update the returned dictionary.
- base::DictionaryValue* GetDictionaryAndSplitKey(std::string* key) const;
-
- // Returns a dictionary with all managed user settings if the service is
- // active, or NULL otherwise.
- scoped_ptr<base::DictionaryValue> GetSettings();
-
- // Sends the settings to all subscribers. This method should be called by the
- // subclass whenever the settings change.
- void InformSubscribers();
-
- // Used for persisting the settings. Unlike other PrefStores, this one is not
- // directly hooked up to the PrefService.
- scoped_refptr<PersistentPrefStore> store_;
-
- bool active_;
-
- // A set of local settings that are fixed and not configured remotely.
- scoped_ptr<base::DictionaryValue> local_settings_;
-
- std::vector<SettingsCallback> subscribers_;
-
- scoped_ptr<syncer::SyncChangeProcessor> sync_processor_;
- scoped_ptr<syncer::SyncErrorFactory> error_handler_;
-
- DISALLOW_COPY_AND_ASSIGN(ManagedUserSettingsService);
-};
-
-#endif // CHROME_BROWSER_MANAGED_MODE_MANAGED_USER_SETTINGS_SERVICE_H_

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