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