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// Copyright 2014 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.
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/strings/string16.h"
#include "components/user_manager/user_id.h"
#include "components/user_manager/user_image/user_image.h"
#include "components/user_manager/user_info.h"
#include "components/user_manager/user_manager_export.h"
#include "components/user_manager/user_type.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/image/image_skia.h"
namespace chromeos {
class ChromeUserManagerImpl;
class FakeChromeUserManager;
class MockUserManager;
class SupervisedUserManagerImpl;
class UserAddingScreenTest;
class UserImageManagerImpl;
class UserSessionManager;
namespace user_manager {
class UserManagerBase;
class FakeUserManager;
// A class representing information about a previously logged in user.
// Each user has a canonical email (username), returned by |email()| and
// may have a different displayed email (in the raw form as entered by user),
// returned by |displayed_email()|.
// Displayed emails are for use in UI only, anywhere else users must be referred
// to by |email()|.
class USER_MANAGER_EXPORT User : public UserInfo {
// User OAuth token status according to the last check.
// Please note that enum values 1 and 2 were used for OAuth1 status and are
// deprecated now.
typedef enum {
} OAuthTokenStatus;
// These special values are used instead of actual default image indices.
typedef enum {
// Returned as |image_index| when user profile image is used as user image.
// Returned as |image_index| when user-selected file or photo is used as
// user image.
} UserImageType;
// This enum is used to define the buckets for an enumerated UMA histogram.
// Hence,
// (a) existing enumerated constants should never be deleted or reordered,
// (b) new constants should only be appended at the end of the enumeration.
enum WallpaperType {
/* DAILY = 0 */ // Removed.
CUSTOMIZED = 1, // Selected by user.
DEFAULT = 2, // Default.
/* UNKNOWN = 3 */ // Removed.
ONLINE = 4, // WallpaperInfo.location denotes an URL.
POLICY = 5, // Controlled by policy, can't be changed by the user.
// Returns true if user type has gaia account.
static bool TypeHasGaiaAccount(UserType user_type);
// Returns the user type.
virtual UserType GetType() const = 0;
// The email the user used to log in.
const std::string& email() const { return email_; }
// The displayed user name.
base::string16 display_name() const { return display_name_; }
// If the user has to use SAML to log in.
bool using_saml() const { return using_saml_; }
// UserInfo
std::string GetEmail() const override;
base::string16 GetDisplayName() const override;
base::string16 GetGivenName() const override;
const gfx::ImageSkia& GetImage() const override;
UserID GetUserID() const override;
// Allows managing child status of the user. Used for RegularUser.
virtual void SetIsChild(bool is_child);
// Returns true if user has gaia account. True for users of types
virtual bool HasGaiaAccount() const;
// Returns true if user is supervised.
virtual bool IsSupervised() const;
// Returns the account name part of the email. Use the display form of the
// email if available and use_display_name == true. Otherwise use canonical.
std::string GetAccountName(bool use_display_email) const;
// Whether the user has a default image.
bool HasDefaultImage() const;
// True if user image can be synced.
virtual bool CanSyncImage() const;
int image_index() const { return image_index_; }
bool has_raw_image() const { return user_image_.has_raw_image(); }
// Returns raw representation of static user image.
const UserImage::RawImage& raw_image() const {
return user_image_.raw_image();
// Whether |raw_image| contains data in format that is considered safe to
// decode in sensitive environment (on Login screen).
bool image_is_safe_format() const { return user_image_.is_safe_format(); }
// Returns the URL of user image, if there is any. Currently only the profile
// image has a URL, for other images empty URL is returned.
GURL image_url() const { return user_image_.url(); }
// True if user image is a stub (while real image is being loaded from file).
bool image_is_stub() const { return image_is_stub_; }
// True if image is being loaded from file.
bool image_is_loading() const { return image_is_loading_; }
// The displayed (non-canonical) user email.
virtual std::string display_email() const;
// OAuth token status for this user.
OAuthTokenStatus oauth_token_status() const { return oauth_token_status_; }
// Whether online authentication against GAIA should be enforced during the
// user's next sign-in.
bool force_online_signin() const { return force_online_signin_; }
// True if the user's session can be locked (i.e. the user has a password with
// which to unlock the session).
bool can_lock() const;
// Returns empty string when home dir hasn't been mounted yet.
std::string username_hash() const;
// True if current user is logged in.
bool is_logged_in() const;
// True if current user is active within the current session.
bool is_active() const;
// True if the user Profile is created.
bool is_profile_created() const { return profile_is_created_; }
// True if the user is affiliated to the device.
bool is_affiliated() const { return is_affiliated_; }
friend class UserManagerBase;
friend class chromeos::ChromeUserManagerImpl;
friend class chromeos::SupervisedUserManagerImpl;
friend class chromeos::UserImageManagerImpl;
friend class chromeos::UserSessionManager;
// For testing:
friend class FakeUserManager;
friend class chromeos::FakeChromeUserManager;
friend class chromeos::MockUserManager;
friend class chromeos::UserAddingScreenTest;
// Do not allow anyone else to create new User instances.
static User* CreateRegularUser(const UserID& email);
static User* CreateGuestUser();
static User* CreateKioskAppUser(const UserID& kiosk_app_username);
static User* CreateSupervisedUser(const UserID& username);
static User* CreatePublicAccountUser(const UserID& email);
explicit User(const std::string& email);
~User() override;
const std::string* GetAccountLocale() const { return account_locale_.get(); }
// Setters are private so only UserManager can call them.
void SetAccountLocale(const std::string& resolved_account_locale);
void SetImage(const UserImage& user_image, int image_index);
void SetImageURL(const GURL& image_url);
// Sets a stub image until the next |SetImage| call. |image_index| may be
// If |is_loading| is |true|, that means user image is being loaded from file.
void SetStubImage(const UserImage& stub_user_image,
int image_index,
bool is_loading);
void set_display_name(const base::string16& display_name) {
display_name_ = display_name;
void set_given_name(const base::string16& given_name) {
given_name_ = given_name;
void set_display_email(const std::string& display_email) {
display_email_ = display_email;
void set_using_saml(const bool using_saml) { using_saml_ = using_saml; }
const UserImage& user_image() const { return user_image_; }
void set_oauth_token_status(OAuthTokenStatus status) {
oauth_token_status_ = status;
void set_force_online_signin(bool force_online_signin) {
force_online_signin_ = force_online_signin;
void set_username_hash(const std::string& username_hash) {
username_hash_ = username_hash;
void set_is_logged_in(bool is_logged_in) { is_logged_in_ = is_logged_in; }
void set_can_lock(bool can_lock) { can_lock_ = can_lock; }
void set_is_active(bool is_active) { is_active_ = is_active; }
void set_profile_is_created() { profile_is_created_ = true; }
// True if user has google account (not a guest or managed user).
bool has_gaia_account() const;
void set_affiliation(bool is_affiliated) {
is_affiliated_ = is_affiliated;
std::string email_;
base::string16 display_name_;
base::string16 given_name_;
// The displayed user email, defaults to |email_|.
std::string display_email_;
bool using_saml_;
UserImage user_image_;
OAuthTokenStatus oauth_token_status_;
bool force_online_signin_;
// This is set to chromeos locale if account data has been downloaded.
// (Or failed to download, but at least one download attempt finished).
// An empty string indicates error in data load, or in
// translation of Account locale to chromeos locale.
scoped_ptr<std::string> account_locale_;
// Used to identify homedir mount point.
std::string username_hash_;
// Either index of a default image for the user, |USER_IMAGE_EXTERNAL| or
int image_index_;
// True if current user image is a stub set by a |SetStubImage| call.
bool image_is_stub_;
// True if current user image is being loaded from file.
bool image_is_loading_;
// True if user is able to lock screen.
bool can_lock_;
// True if user is currently logged in in current session.
bool is_logged_in_;
// True if user is currently logged in and active in current session.
bool is_active_;
// True if user Profile is created
bool profile_is_created_;
// True if the user is affiliated to the device.
bool is_affiliated_;
// List of known users.
typedef std::vector<User*> UserList;
} // namespace user_manager