# Copyright 2005-2007 Interchange Development Group and others
# 
# 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 2 of the License, or
# (at your option) any later version.  See the LICENSE file for details.
# 
# $Id: length.oc,v 1.3 2007-03-30 23:40:48 pajamian Exp $

CodeDef length OrderCheck 1
CodeDef length Description String length
CodeDef length Routine <<EOR
sub {
my($ref, $name, $value, $msg) = @_;
$msg =~ s/^(\d+)(?:\s*-(\d+))?\s*//
  or return undef;
my $min = $1;
my $max = $2;
my $len = length($value);

if($len < $min) {
  $msg = errmsg(
          "%s length %s less than minimum length %s.",
          $name,
          $len,
          $min) if ! $msg;
  return(0, $name, $msg);
}
elsif($max and $len > $max) {
  $msg = errmsg(
          "%s length %s more than maximum length %s.",
          $name,
          $len,
          $max) if ! $msg;
  return(0, $name, $msg);
}
return (1, $name, '');
}
EOR