main.go

package main

//
// Example program for checking errors when adding users.
//
// HOWEVER it might be better to instead check that the values are as expected
// in the Redis database AFTER adding them.
//

import (
	"log"

	permissions "github.com/xyproto/permissions2"
	"github.com/xyproto/simpleredis"
)

// Add a user, while also checking for error values
func AddUserWithCheck(state *permissions.UserState, username, password, email string) error {
	// Create a password hash
	passwordHash := state.HashPassword(username, password)

	pool := state.Pool()
	dbindex := state.DatabaseIndex()

	// Get a variable for state.usernames
	stateUsernames := simpleredis.NewSet(pool, "usernames")
	stateUsernames.SelectDatabase(dbindex)

	// Add user
	if err := stateUsernames.Add(username); err != nil {
		return err
	}

	// Get a variable for state.users
	stateUsers := simpleredis.NewHashMap(pool, "users")
	stateUsers.SelectDatabase(dbindex)

	// Add password
	if err := stateUsers.Set(username, "password", passwordHash); err != nil {
		return err
	}

	// Add email
	if err := stateUsers.Set(username, "email", email); err != nil {
		return err
	}

	// Additional fields
	additionalfields := []string{"loggedin", "confirmed", "admin"}
	for _, fieldname := range additionalfields {
		if err := stateUsers.Set(username, fieldname, "false"); err != nil {
			return err
		}
	}

	// Success
	return nil
}

func main() {
	state := permissions.NewUserStateSimple()

	username := "bob"
	password := "hunter1"
	email := "bob@zombo.com"
	if err := AddUserWithCheck(state, username, password, email); err != nil {
		log.Fatalln(err)
	}
}