| // Copyright (c) 2012 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_PROFILES_PROFILE_INFO_CACHE_H_ |
| #define CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_H_ |
| |
| #include <map> |
| #include <string> |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/files/file_path.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/observer_list.h" |
| #include "base/strings/string16.h" |
| #include "chrome/browser/profiles/profile_info_cache_observer.h" |
| #include "chrome/browser/profiles/profile_info_interface.h" |
| |
| namespace gfx { |
| class Image; |
| } |
| |
| namespace base { |
| class DictionaryValue; |
| } |
| |
| class PrefService; |
| class PrefRegistrySimple; |
| class ProfileAvatarDownloader; |
| |
| // This class saves various information about profiles to local preferences. |
| // This cache can be used to display a list of profiles without having to |
| // actually load the profiles from disk. |
| class ProfileInfoCache : public ProfileInfoInterface, |
| public base::SupportsWeakPtr<ProfileInfoCache> { |
| public: |
| ProfileInfoCache(PrefService* prefs, const base::FilePath& user_data_dir); |
| virtual ~ProfileInfoCache(); |
| |
| // If the |supervised_user_id| is non-empty, the profile will be marked to be |
| // omitted from the avatar-menu list on desktop versions. This is used while a |
| // supervised user is in the process of being registered with the server. Use |
| // SetIsOmittedProfileAtIndex() to clear the flag when the profile is ready to |
| // be shown in the menu. |
| void AddProfileToCache(const base::FilePath& profile_path, |
| const base::string16& name, |
| const base::string16& username, |
| size_t icon_index, |
| const std::string& supervised_user_id); |
| void DeleteProfileFromCache(const base::FilePath& profile_path); |
| |
| // ProfileInfoInterface: |
| virtual size_t GetNumberOfProfiles() const OVERRIDE; |
| // Don't cache this value and reuse, because resorting the menu could cause |
| // the item being referred to to change out from under you. |
| virtual size_t GetIndexOfProfileWithPath( |
| const base::FilePath& profile_path) const OVERRIDE; |
| virtual base::string16 GetNameOfProfileAtIndex(size_t index) const OVERRIDE; |
| virtual base::string16 GetShortcutNameOfProfileAtIndex(size_t index) |
| const OVERRIDE; |
| virtual base::FilePath GetPathOfProfileAtIndex(size_t index) const OVERRIDE; |
| virtual base::Time GetProfileActiveTimeAtIndex(size_t index) const OVERRIDE; |
| virtual base::string16 GetUserNameOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| virtual const gfx::Image& GetAvatarIconOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| virtual std::string GetLocalAuthCredentialsOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| // Note that a return value of false could mean an error in collection or |
| // that there are currently no background apps running. However, the action |
| // which results is the same in both cases (thus far). |
| virtual bool GetBackgroundStatusOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| virtual base::string16 GetGAIANameOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| virtual base::string16 GetGAIAGivenNameOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| // Returns the GAIA picture for the given profile. This may return NULL |
| // if the profile does not have a GAIA picture or if the picture must be |
| // loaded from disk. |
| virtual const gfx::Image* GetGAIAPictureOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| virtual bool IsUsingGAIAPictureOfProfileAtIndex( |
| size_t index) const OVERRIDE; |
| virtual bool ProfileIsSupervisedAtIndex(size_t index) const OVERRIDE; |
| virtual bool IsOmittedProfileAtIndex(size_t index) const OVERRIDE; |
| virtual bool ProfileIsSigninRequiredAtIndex(size_t index) const OVERRIDE; |
| virtual std::string GetSupervisedUserIdOfProfileAtIndex(size_t index) const |
| OVERRIDE; |
| virtual bool ProfileIsEphemeralAtIndex(size_t index) const OVERRIDE; |
| virtual bool ProfileIsUsingDefaultNameAtIndex(size_t index) const OVERRIDE; |
| virtual bool ProfileIsUsingDefaultAvatarAtIndex(size_t index) const OVERRIDE; |
| |
| size_t GetAvatarIconIndexOfProfileAtIndex(size_t index) const; |
| |
| void SetProfileActiveTimeAtIndex(size_t index); |
| // Warning: This will re-sort profiles and thus may change indices! |
| void SetNameOfProfileAtIndex(size_t index, const base::string16& name); |
| void SetShortcutNameOfProfileAtIndex(size_t index, |
| const base::string16& name); |
| void SetUserNameOfProfileAtIndex(size_t index, |
| const base::string16& user_name); |
| void SetAvatarIconOfProfileAtIndex(size_t index, size_t icon_index); |
| void SetIsOmittedProfileAtIndex(size_t index, bool is_omitted); |
| void SetSupervisedUserIdOfProfileAtIndex(size_t index, const std::string& id); |
| void SetLocalAuthCredentialsOfProfileAtIndex(size_t index, |
| const std::string& auth); |
| void SetBackgroundStatusOfProfileAtIndex(size_t index, |
| bool running_background_apps); |
| // Warning: This will re-sort profiles and thus may change indices! |
| void SetGAIANameOfProfileAtIndex(size_t index, const base::string16& name); |
| // Warning: This will re-sort profiles and thus may change indices! |
| void SetGAIAGivenNameOfProfileAtIndex(size_t index, |
| const base::string16& name); |
| void SetGAIAPictureOfProfileAtIndex(size_t index, const gfx::Image* image); |
| void SetIsUsingGAIAPictureOfProfileAtIndex(size_t index, bool value); |
| void SetProfileSigninRequiredAtIndex(size_t index, bool value); |
| void SetProfileIsEphemeralAtIndex(size_t index, bool value); |
| void SetProfileIsUsingDefaultNameAtIndex(size_t index, bool value); |
| void SetProfileIsUsingDefaultAvatarAtIndex(size_t index, bool value); |
| |
| // Determines whether |name| is one of the default assigned names. |
| bool IsDefaultProfileName(const base::string16& name); |
| |
| // Returns unique name that can be assigned to a newly created profile. |
| base::string16 ChooseNameForNewProfile(size_t icon_index) const; |
| |
| // Returns an avatar icon index that can be assigned to a newly created |
| // profile. Note that the icon may not be unique since there are a limited |
| // set of default icons. |
| size_t ChooseAvatarIconIndexForNewProfile() const; |
| |
| const base::FilePath& GetUserDataDir() const; |
| |
| // Gets all names of profiles associated with this instance of Chrome. |
| // Because this method will be called during uninstall, before the creation |
| // of the ProfileManager, it reads directly from the local state preferences, |
| // rather than going through the ProfileInfoCache object. |
| static std::vector<base::string16> GetProfileNames(); |
| |
| // Register cache related preferences in Local State. |
| static void RegisterPrefs(PrefRegistrySimple* registry); |
| |
| // Starts downloading the high res avatar at index |icon_index| for profile |
| // with path |profile_path|. |
| void DownloadHighResAvatar(size_t icon_index, |
| const base::FilePath& profile_path); |
| |
| // Saves the avatar |image| at |image_path|. This is used both for the |
| // GAIA profile pictures and the ProfileAvatarDownloader that is used to |
| // download the high res avatars. |
| void SaveAvatarImageAtPath(const gfx::Image* image, |
| const std::string& key, |
| const base::FilePath& image_path, |
| const base::FilePath& profile_path); |
| |
| void AddObserver(ProfileInfoCacheObserver* obs); |
| void RemoveObserver(ProfileInfoCacheObserver* obs); |
| |
| private: |
| FRIEND_TEST_ALL_PREFIXES(ProfileInfoCacheTest, DownloadHighResAvatarTest); |
| |
| const base::DictionaryValue* GetInfoForProfileAtIndex(size_t index) const; |
| // Saves the profile info to a cache and takes ownership of |info|. |
| // Currently the only information that is cached is the profile's name, |
| // user name, and avatar icon. |
| void SetInfoQuietlyForProfileAtIndex(size_t index, |
| base::DictionaryValue* info); |
| void SetInfoForProfileAtIndex(size_t index, base::DictionaryValue* info); |
| std::string CacheKeyFromProfilePath(const base::FilePath& profile_path) const; |
| std::vector<std::string>::iterator FindPositionForProfile( |
| const std::string& search_key, |
| const base::string16& search_name); |
| |
| // Returns true if the given icon index is not in use by another profie. |
| bool IconIndexIsUnique(size_t icon_index) const; |
| |
| // Tries to find an icon index that satisfies all the given conditions. |
| // Returns true if an icon was found, false otherwise. |
| bool ChooseAvatarIconIndexForNewProfile(bool allow_generic_icon, |
| bool must_be_unique, |
| size_t* out_icon_index) const; |
| |
| // Updates the position of the profile at the given index so that the list |
| // of profiles is still sorted. |
| void UpdateSortForProfileIndex(size_t index); |
| |
| // Loads or uses an already loaded high resolution image of the |
| // generic profile avatar. |
| const gfx::Image* GetHighResAvatarOfProfileAtIndex(size_t index) const; |
| |
| // Returns the decoded image at |image_path|. Used both by the GAIA profile |
| // image and the high res avatars. |
| const gfx::Image* LoadAvatarPictureFromPath( |
| const std::string& key, |
| const base::FilePath& image_path) const; |
| |
| // Called when the picture given by |key| has been loaded from disk and |
| // decoded into |image|. |
| void OnAvatarPictureLoaded(const std::string& key, |
| gfx::Image** image) const; |
| // Called when the picture given by |file_name| has been saved to disk. |
| // Used both for the GAIA profile picture and the high res avatar files. |
| void OnAvatarPictureSaved(const std::string& file_name, |
| const base::FilePath& profile_path); |
| |
| PrefService* prefs_; |
| std::vector<std::string> sorted_keys_; |
| base::FilePath user_data_dir_; |
| |
| ObserverList<ProfileInfoCacheObserver> observer_list_; |
| |
| // A cache of gaia/high res avatar profile pictures. This cache is updated |
| // lazily so it needs to be mutable. |
| mutable std::map<std::string, gfx::Image*> cached_avatar_images_; |
| // Marks a profile picture as loading from disk. This prevents a picture from |
| // loading multiple times. |
| mutable std::map<std::string, bool> cached_avatar_images_loading_; |
| |
| // Map of profile pictures currently being downloaded from the remote |
| // location and the ProfileAvatarDownloader instances downloading them. |
| // This prevents a picture from being downloaded multiple times. The |
| // ProfileAvatarDownloader instances are deleted when the download completes |
| // or when the ProfileInfoCache is destroyed. |
| mutable std::map<std::string, ProfileAvatarDownloader*> |
| avatar_images_downloads_in_progress_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ProfileInfoCache); |
| }; |
| |
| #endif // CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_H_ |