IkiWiki/Plugin/version.pm



#!/usr/bin/perl
# Ikiwiki version plugin.
package IkiWiki::Plugin::version;

use warnings;
use strict;
use IkiWiki 2.00;

sub import { #{{{
    hook(type => "getsetup", id => "version", call => \&getsetup);
    hook(type => "needsbuild", id => "version", call => \&needsbuild);
    hook(type => "preprocess", id => "version", call => \&preprocess);
} # }}}

sub getsetup () { #{{{
    return
        plugin => {
            safe => 1,
            rebuild => undef,
        },
} #}}}

sub needsbuild (@) { #{{{
    my $needsbuild=shift;
    foreach my $page (keys %pagestate) {
        if (exists $pagestate{$page}{version}{shown}) {
            if ($pagestate{$page}{version}{shown} ne $IkiWiki::version) {
                push @$needsbuild, $pagesources{$page};
            }
            if (exists $pagesources{$page} &&
                grep { $_ eq $pagesources{$page} } @$needsbuild) {
                # remove state, will be re-added if
                # the version is still shown during the
                # rebuild
                delete $pagestate{$page}{version}{shown};
            }
        }
    }
} # }}}

sub preprocess (@) { #{{{
    my %params=@_;
    $pagestate{$params{destpage}}{version}{shown}=$IkiWiki::version;
} # }}}

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