Function CreateUser

app.go:893–950

CreateUser creates a new admin or normal user from the given credentials.

(apper Apper, username, password string, isAdmin bool)

// CreateUser creates a new admin or normal user from the given credentials.
func CreateUser(apper Apper, username, password string, isAdmin bool) error {
	// Create an admin user with --create-admin
	apper.LoadConfig()
	connectToDatabase(apper.App())
	defer shutdown(apper.App())

	// Ensure an admin / first user doesn't already exist
	firstUser, _ := apper.App().db.GetUserByID(1)
	if isAdmin {
		// Abort if trying to create admin user, but one already exists
		if firstUser != nil {
			return fmt.Errorf("Admin user already exists (%s). Create a regular user with: writefreely user create [USER]:[PASSWORD]", firstUser.Username)
		}
	} else {
		// Abort if trying to create regular user, but no admin exists yet
		if firstUser == nil {
			return fmt.Errorf("No admin user exists yet. Create an admin first with: writefreely user create --admin [USER]:[PASSWORD]")
		}
	}

	// Create the user
	// Normalize and validate username
	desiredUsername := username
	username = getSlug(username, "")

	usernameDesc := username
	if username != desiredUsername {
		usernameDesc += " (originally: " + desiredUsername + ")"
	}

	if !author.IsValidUsername(apper.App().cfg, username) {
		return fmt.Errorf("Username %s is invalid, reserved, or shorter than configured minimum length (%d characters).", usernameDesc, apper.App().cfg.App.MinUsernameLen)
	}

	// Hash the password
	hashedPass, err := auth.HashPass([]byte(password))
	if err != nil {
		return fmt.Errorf("Unable to hash password: %v", err)
	}

	u := &User{
		Username:   username,
		HashedPass: hashedPass,
		Created:    time.Now().Truncate(time.Second).UTC(),
	}

	userType := "user"
	if isAdmin {
		userType = "admin"
	}
	log.Info("Creating %s %s...", userType, usernameDesc)
	err = apper.App().db.CreateUser(apper.App().Config(), u, desiredUsername, "")
	if err != nil {
		return fmt.Errorf("Unable to create user: %s", err)
	}
	log.Info("Done!")
	return nil
}