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/* openbills - Server for web based Libre Billing Software
* Copyright (C) 2023 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 (
"strings"
e "errors"
"github.com/spf13/viper"
"vidhukant.com/openbills/errors"
)
func validatePassword(pass string) error {
// check if password is too short
if len(pass) < viper.GetInt("security.min_password_length") {
return errors.ErrPasswordTooShort
}
// check if password is too long
if len(pass) > viper.GetInt("security.max_password_length") {
return errors.ErrPasswordTooLong
}
return nil
}
// NOTE: very inefficient and really really really dumb but it works
// TODO: find a better (or even a remotely good) way
func validateUserField(field, value string) error {
if value != "" {
var count int64
err := db.Model(&User{}).
Where(field + " = ?", value).
Count(&count).
Error
if err != nil {
return err
}
if count > 0 {
switch(field) {
case "username":
return errors.ErrNonUniqueUsername
case "email":
return errors.ErrNonUniqueEmail
default:
return e.New(field + " is not unique")
}
}
}
return nil
}
func (u *User) validate() error {
u.Username = strings.TrimSpace(u.Username)
u.Email = strings.TrimSpace(u.Email)
u.IsVerified = false
// TODO: validate username length and stuff
// TODO: validate if email is valid
var err error
for _, i := range [][]string{{"username", u.Username}, {"email", u.Email}} {
err = validateUserField(i[0], i[1])
if err != nil {
return err
}
}
return nil
}
|
