original_string: protected function validatePasswordOldUser()
      {
          $field = 'password_old';
  
          if ($this->isExcluded($field)) {
              return null;
          }
  
          if (!$this->isUpdating() || !empty($this->options['admin'])) {
              return null;
          }
  
          $password = $this->getSubmitted('password');
  
          if (!isset($password) || $password === '') {
              return null;
          }
  
          $old_password = $this->getSubmitted($field);
  
          if (!isset($old_password) || $old_password === '') {
              $this->setErrorRequired($field, $this->translation->text('Old password'));
              return false;
          }
  
          $updating = $this->getUpdating();
          $hash = gplcart_string_hash($old_password, $updating['hash'], 0);
  
          if (!gplcart_string_equals($updating['hash'], $hash)) {
              $error = $this->translation->text('Old and new password not matching');
              $this->setError($field, $error);
              return false;
          }
  
          return true;
      }
code: protected function validatePasswordOldUser()
      {
          $field = 'password_old';
  
          if ($this->isExcluded($field)) {
              return null;
          }
  
          if (!$this->isUpdating() || !empty($this->options['admin'])) {
              return null;
          }
  
          $password = $this->getSubmitted('password');
  
          if (!isset($password) || $password === '') {
              return null;
          }
  
          $old_password = $this->getSubmitted($field);
  
          if (!isset($old_password) || $old_password === '') {
              $this->setErrorRequired($field, $this->translation->text('Old password'));
              return false;
          }
  
          $updating = $this->getUpdating();
          $hash = gplcart_string_hash($old_password, $updating['hash'], 0);
  
          if (!gplcart_string_equals($updating['hash'], $hash)) {
              $error = $this->translation->text('Old and new password not matching');
              $this->setError($field, $error);
              return false;
          }
  
          return true;
      }
code_tokens: protected function validatePasswordOldUser ( ) { $ field = 'password_old' ; if ( $ this -> isExcluded ( $ field ) ) { return null ; } if ( ! $ this -> isUpdating ( ) || ! empty ( $ this -> options [ 'admin' ] ) ) { return null ; } $ password = $ this -> getSubmitted ( 'password' ) ; if ( ! isset ( $ password ) || $ password === '' ) { return null ; } $ old_password = $ this -> getSubmitted ( $ field ) ; if ( ! isset ( $ old_password ) || $ old_password === '' ) { $ this -> setErrorRequired ( $ field , $ this -> translation -> text ( 'Old password' ) ) ; return false ; } $ updating = $ this -> getUpdating ( ) ; $ hash = gplcart_string_hash ( $ old_password , $ updating [ 'hash' ] , 0 ) ; if ( ! gplcart_string_equals ( $ updating [ 'hash' ] , $ hash ) ) { $ error = $ this -> translation -> text ( 'Old and new password not matching' ) ; $ this -> setError ( $ field , $ error ) ; return false ; } return true ; }
docstring: Validates an old user password
  @return boolean|null
docstring_tokens: Validates an old user password