1 // Copyright (c) 2013 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 CHROME_BROWSER_PROFILE_RESETTER_PROFILE_RESETTER_H_ 6 #define CHROME_BROWSER_PROFILE_RESETTER_PROFILE_RESETTER_H_ 7 8 #include "base/basictypes.h" 9 #include "base/callback.h" 10 #include "base/threading/non_thread_safe.h" 11 #include "chrome/browser/browsing_data/browsing_data_remover.h" 12 #include "chrome/browser/profile_resetter/brandcoded_default_settings.h" 13 #include "chrome/browser/search_engines/template_url_service.h" 14 15 class Profile; 16 17 // This class allows resetting certain aspects of a profile to default values. 18 // It is used in case the profile has been damaged due to malware or bad user 19 // settings. 20 class ProfileResetter : public base::NonThreadSafe, 21 public BrowsingDataRemover::Observer { 22 public: 23 // Flags indicating what aspects of a profile shall be reset. 24 enum Resettable { 25 DEFAULT_SEARCH_ENGINE = 1 << 0, 26 HOMEPAGE = 1 << 1, 27 CONTENT_SETTINGS = 1 << 2, 28 COOKIES_AND_SITE_DATA = 1 << 3, 29 EXTENSIONS = 1 << 4, 30 STARTUP_PAGES = 1 << 5, 31 PINNED_TABS = 1 << 6, 32 // Update ALL if you add new values and check whether the type of 33 // ResettableFlags needs to be enlarged. 34 ALL = DEFAULT_SEARCH_ENGINE | HOMEPAGE | CONTENT_SETTINGS | 35 COOKIES_AND_SITE_DATA | EXTENSIONS | STARTUP_PAGES | PINNED_TABS 36 }; 37 38 // Bit vector for Resettable enum. 39 typedef uint32 ResettableFlags; 40 41 COMPILE_ASSERT(sizeof(ResettableFlags) == sizeof(Resettable), 42 type_ResettableFlags_doesnt_match_Resettable); 43 44 explicit ProfileResetter(Profile* profile); 45 virtual ~ProfileResetter(); 46 47 // Resets |resettable_flags| and calls |callback| on the UI thread on 48 // completion. |default_settings| allows the caller to specify some default 49 // settings. |default_settings| shouldn't be NULL. 50 void Reset(ResettableFlags resettable_flags, 51 scoped_ptr<BrandcodedDefaultSettings> master_settings, 52 const base::Closure& callback); 53 54 bool IsActive() const; 55 56 private: 57 // Marks |resettable| as done and triggers |callback_| if all pending jobs 58 // have completed. 59 void MarkAsDone(Resettable resettable); 60 61 void ResetDefaultSearchEngine(); 62 void ResetHomepage(); 63 void ResetContentSettings(); 64 void ResetCookiesAndSiteData(); 65 void ResetExtensions(); 66 void ResetStartupPages(); 67 void ResetPinnedTabs(); 68 69 // BrowsingDataRemover::Observer: 70 virtual void OnBrowsingDataRemoverDone() OVERRIDE; 71 72 // Callback for when TemplateURLService has loaded. 73 void OnTemplateURLServiceLoaded(); 74 75 Profile* const profile_; 76 scoped_ptr<BrandcodedDefaultSettings> master_settings_; 77 TemplateURLService* template_url_service_; 78 79 // Flags of a Resetable indicating which reset operations we are still waiting 80 // for. 81 ResettableFlags pending_reset_flags_; 82 83 // Called on UI thread when reset has been completed. 84 base::Closure callback_; 85 86 // If non-null it means removal is in progress. BrowsingDataRemover takes care 87 // of deleting itself when done. 88 BrowsingDataRemover* cookies_remover_; 89 90 scoped_ptr<TemplateURLService::Subscription> template_url_service_sub_; 91 92 DISALLOW_COPY_AND_ASSIGN(ProfileResetter); 93 }; 94 95 #endif // CHROME_BROWSER_PROFILE_RESETTER_PROFILE_RESETTER_H_ 96