projekt kivitendo

  push @errors, $::locale->text('The name must not be empty.')              if !$self->name;

  push @errors, $::locale->text('Price or discount must not be zero.')      if !$self->price && !$self->discount && !$self->reduction;

  push @errors, $::locale->text('Pirce rules must have at least one rule.') if !@{[ $self->items ]};

  return @errors;

}