# 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