Files
bibliomane/internal/createuser/createuser.go

90 lines
2.5 KiB
Go

package createuser
import (
"errors"
"fmt"
"net/http"
"slices"
"strings"
"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
"git.artlef.fr/PersonalLibraryManager/internal/i18nresource"
"git.artlef.fr/PersonalLibraryManager/internal/model"
"git.artlef.fr/PersonalLibraryManager/internal/myvalidator"
"golang.org/x/crypto/bcrypt"
"gorm.io/gorm"
)
// this method will hash the password
func CreateUser(ac appcontext.AppContext, username string, password string) error {
hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
if err != nil {
return err
}
return CreateUserWithHashedPassword(ac, username, string(hashedPassword))
}
// only call this method with hashed password
func CreateUserWithHashedPassword(ac appcontext.AppContext, username string, hashedPassword string) error {
var existingUser model.User
err := ac.Db.Where("name = ?", username).First(&existingUser).Error
if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
return err
}
if err == nil {
return myvalidator.HttpError{
StatusCode: http.StatusInternalServerError,
Err: errors.New(i18nresource.GetTranslatedMessage(&ac, "UserAlreadyExists")),
}
}
user := model.User{
Name: username,
Password: hashedPassword,
}
return ac.Db.Model(&model.User{}).Save(&user).Error
}
func CreateDefaultUsers(ac appcontext.AppContext) error {
usersPasswordMap := make(map[string]string)
var usernames []string
for _, s := range ac.Config.AddUser {
splittedString := strings.Split(s, ":")
if len(splittedString) < 2 {
return fmt.Errorf(i18nresource.GetTranslatedMessage(&ac, "ErrorWhenCreatingUserFromStr"), s)
}
usernames = append(usernames, splittedString[0])
usersPasswordMap[splittedString[0]] = splittedString[1]
}
if !slices.Contains(usernames, ac.Config.DemoUsername) {
usernames = append(usernames, ac.Config.DemoUsername)
usersPasswordMap[ac.Config.DemoUsername] = ""
}
var existingUsers []model.User
err := ac.Db.Where("name IN ?", usernames).Find(&existingUsers).Error
if err != nil {
return err
}
for _, username := range usernames {
if isInExistingUsers(username, existingUsers) {
continue
}
err = CreateUserWithHashedPassword(ac, username, usersPasswordMap[username])
if err != nil {
return err
}
}
return nil
}
func isInExistingUsers(username string, existingUsers []model.User) bool {
for _, existingUser := range existingUsers {
if username == existingUser.Name {
return true
}
}
return false
}