mourningdove/cgi-bin/DW/Template/VMethods.pm
2026-05-24 01:03:05 +00:00

52 lines
1.2 KiB
Perl

#!/usr/bin/perl
#
# DW::Template::VMethods
#
# VMethods for the Dreamwidth Template Toolkit plugin
#
# Authors:
# Andrea Nall <anall@andreanall.com>
#
# Copyright (c) 2010 by Dreamwidth Studios, LLC.
#
# This program is free software; you may redistribute it and/or modify it under
# the same terms as Perl itself. For a copy of the license, please reference
# 'perldoc perlartistic' or 'perldoc perlgpl'.
#
package DW::Template::VMethods;
use strict;
use Template::Stash;
my $sort_subs = {
alpha => sub { $_[0] cmp $_[1] },
numeric => sub { $_[0] <=> $_[1] },
};
$Template::Stash::LIST_OPS->{sort_by_key} = sub {
my ( $lst, $k, $type, @rest ) = @_;
my @r = ();
my $sb = $sort_subs->{ $type || 'alpha' };
if ( $type && $type eq 'order' ) {
my ( $v_type, $o_ky ) = @rest;
$o_ky ||= 'order';
$sb = $sort_subs->{ $v_type || 'alpha' };
return $lst unless defined $sb;
@r = sort { ( $a->{$o_ky} || 0 ) <=> ( $a->{$o_ky} || 0 ) || $sb->( $a->{$k}, $b->{$k} ) }
@$lst;
}
elsif ( defined $sb ) {
@r = sort { $sb->( $a->{$k}, $b->{$k} ) } @$lst;
}
else {
return $lst;
}
return \@r;
};
1;