Koha/C4/Input.pm
2000-12-19 23:45:51 +00:00

92 lines
1.9 KiB
Perl

package C4::Input; #asummes C4/Input
#package to deal with marking up output
use strict;
require Exporter;
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
# set the version for version checking
$VERSION = 0.01;
@ISA = qw(Exporter);
@EXPORT = qw(&checkflds &checkdigit);
%EXPORT_TAGS = ( ); # eg: TAG => [ qw!name1 name2! ],
# your exported package globals go here,
# as well as any optionally exported functions
@EXPORT_OK = qw($Var1 %Hashit);
# non-exported package globals go here
use vars qw(@more $stuff);
# initalize package globals, first exported ones
my $Var1 = '';
my %Hashit = ();
# then the others (which are still accessible as $Some::Module::stuff)
my $stuff = '';
my @more = ();
# all file-scoped lexicals must be created before
# the functions below that use them.
# file-private lexicals go here
my $priv_var = '';
my %secret_hash = ();
# here's a file-private function as a closure,
# callable as &$priv_func; it cannot be prototyped.
my $priv_func = sub {
# stuff goes here.
};
# make all your functions, whether exported or not;
sub checkflds {
my ($env,$reqflds,$data) = @_;
my $numrflds = @$reqflds;
my @probarr;
my $i = 0;
while ($i < $numrflds) {
if ($data->{@$reqflds[$i]} eq "") {
push(@probarr, @$reqflds[$i]);
}
$i++
}
return (\@probarr);
}
sub checkdigit {
my ($env,$infl) = @_;
$infl = uc $infl;
my @weightings = (8,4,6,3,5,2,1);
my $sum;
my $i = 1;
my $valid = 0;
# print $infl."<br>";
while ($i <8) {
my $temp1 = $weightings[$i-1];
my $temp2 = substr($infl,$i,1);
$sum = $sum + ($temp1*$temp2);
# print "$sum $temp1 $temp2<br>";
$i++;
}
my $rem = ($sum%11);
if ($rem == 10) {
$rem = "X";
}
#print $rem."<br>";
if ($rem eq substr($infl,8,1)) {
$valid = 1;
}
return $valid;
}
END { } # module clean-up code here (global destructor)