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/* openbills - Server for web based Libre Billing Software
* Copyright (C) 2023-2025 Vidhu Kant Sharma <vidhukant@vidhukant.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package user
import (
d "vidhukant.com/openbills/db"
e "vidhukant.com/openbills/errors"
"golang.org/x/crypto/bcrypt"
"gorm.io/gorm"
"github.com/spf13/viper"
"errors"
)
var COST int
var db *gorm.DB
func init() {
db = d.DB
db.AutoMigrate(&User{}, &Role{})
COST = viper.GetInt("cryptography.password_hashing_cost")
}
var VALID_ROLES []string = []string {
"customer.*", "customer.read", "customer.write", "customer.delete",
"item.*", "item.read", "item.write", "item.delete",
"invoice.*", "invoice.read", "invoice.write", "invoice.delete",
"admin", "*.*",
}
type Role struct {
ID uint
UserID uint
Name string
}
type User struct {
ID uint
TokenVersion uint // this can be incremented to disable existing refresh token(s)
Username string
Email string
Password string
Roles []Role `gorm:"constraint:OnDelete:CASCADE;"`
}
func RolesToStringList(roles []Role) []string {
x := []string{}
for _, i := range roles {
x = append(x, i.Name)
}
return x
}
func CheckPassword(user *User, accountName, method, pass string) error {
err := GetUserByAccountName(user, accountName, method)
if err != nil {
return err
}
err = bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(pass))
if err != nil {
if errors.Is(err, bcrypt.ErrMismatchedHashAndPassword) {
return e.ErrWrongPassword
}
return err
}
return nil
}
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