1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef COMPONENTS_POLICY_CORE_BROWSER_MANAGED_BOOKMARKS_TRACKER_H_ 6 #define COMPONENTS_POLICY_CORE_BROWSER_MANAGED_BOOKMARKS_TRACKER_H_ 7 8 #include "base/callback_forward.h" 9 #include "base/macros.h" 10 #include "base/prefs/pref_change_registrar.h" 11 #include "base/strings/string16.h" 12 #include "components/policy/policy_export.h" 13 14 class BookmarkModel; 15 class BookmarkNode; 16 class BookmarkPermanentNode; 17 class GURL; 18 class PrefService; 19 20 namespace base { 21 class ListValue; 22 } 23 24 namespace policy { 25 26 // Tracks the Managed Bookmarks policy value and makes the managed_node() in 27 // the BookmarkModel follow the policy-defined bookmark tree. 28 class POLICY_EXPORT ManagedBookmarksTracker { 29 public: 30 typedef base::Callback<std::string()> GetManagementDomainCallback; 31 32 // Shared constants used in the policy configuration. 33 static const char kName[]; 34 static const char kUrl[]; 35 static const char kChildren[]; 36 37 ManagedBookmarksTracker(BookmarkModel* model, 38 PrefService* prefs, 39 const GetManagementDomainCallback& callback); 40 ~ManagedBookmarksTracker(); 41 42 // Returns the initial list of managed bookmarks, which can be passed to 43 // LoadInitial() to do the initial load. 44 scoped_ptr<base::ListValue> GetInitialManagedBookmarks(); 45 46 // Loads the initial managed bookmarks in |list| into |folder|. New nodes 47 // will be assigned IDs starting at |next_node_id|. 48 // Returns the next node ID to use. 49 static int64 LoadInitial(BookmarkNode* folder, 50 const base::ListValue* list, 51 int64 next_node_id); 52 53 // Starts tracking the policy for updates to the managed bookmarks. Should 54 // be called after loading the initial bookmarks. 55 void Init(BookmarkPermanentNode* managed_node); 56 57 private: 58 void ReloadManagedBookmarks(); 59 void UpdateBookmarks(const BookmarkNode* folder, const base::ListValue* list); 60 static bool LoadBookmark(const base::ListValue* list, 61 size_t index, 62 base::string16* title, 63 GURL* url, 64 const base::ListValue** children); 65 66 BookmarkModel* model_; 67 BookmarkPermanentNode* managed_node_; 68 PrefService* prefs_; 69 PrefChangeRegistrar registrar_; 70 GetManagementDomainCallback get_management_domain_callback_; 71 72 DISALLOW_COPY_AND_ASSIGN(ManagedBookmarksTracker); 73 }; 74 75 } // namespace policy 76 77 #endif // COMPONENTS_POLICY_CORE_BROWSER_MANAGED_BOOKMARKS_TRACKER_H_ 78