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#!/usr/bin/perl
package IkiWiki::Plugin::recentchanges;
use warnings;
use strict;
use IkiWiki 2.00;
sub import { #{{{
hook(type => "checkconfig", id => "recentchanges", call => \&checkconfig);
hook(type => "refresh", id => "recentchanges", call => \&refresh);
hook(type => "htmlize", id => "_change", call => \&htmlize);
hook(type => "pagetemplate", id => "recentchanges", call => \&pagetemplate);
} #}}}
sub checkconfig () { #{{{
$config{recentchangespage}='recentchanges' unless defined $config{recentchangespage};
$config{recentchangesnum}=100 unless defined $config{recentchangesnum};
} #}}}
sub refresh ($) { #{{{
my %seen;
# add new changes
foreach my $change (IkiWiki::rcs_recentchanges($config{recentchangesnum})) {
$seen{store($change, $config{recentchangespage})}=1;
}
# delete old and excess changes
foreach my $page (keys %pagesources) {
if ($page=~/^\Q$config{recentchangespage}\E\/change_/ && ! $seen{$page}) {
unlink($config{srcdir}.'/'.$pagesources{$page});
}
}
} #}}}
# Enable the recentchanges link on wiki pages.
sub pagetemplate (@) { #{{{
my %params=@_;
my $template=$params{template};
my $page=$params{page};
if ($config{rcs} && $page ne $config{recentchangespage} &&
$template->query(name => "recentchangesurl")) {
$template->param(recentchangesurl => urlto($config{recentchangespage}, $page));
$template->param(have_actions => 1);
}
} #}}}
# Pages with extension _change have plain html markup, pass through.
sub htmlize (@) { #{{{
my %params=@_;
return $params{content};
} #}}}
sub store ($$$) { #{{{
my $change=shift;
my $page="$config{recentchangespage}/change_".IkiWiki::titlepage($change->{rev});
# Optimisation to avoid re-writing pages. Assumes commits never
# change (or that any changes are not important).
return $page if exists $pagesources{$page} && ! $config{rebuild};
# Limit pages to first 10, and add links to the changed pages.
my $is_excess = exists $change->{pages}[10];
delete @{$change->{pages}}[10 .. @{$change->{pages}}] if $is_excess;
$change->{pages} = [
map {
if (length $config{url}) {
$_->{link} = "<a href=\"$config{url}/".
urlto($_->{page},"")."\">".
IkiWiki::pagetitle($_->{page})."</a>";
}
else {
$_->{link} = IkiWiki::pagetitle($_->{page});
}
$_->{baseurl}="$config{url}/" if length $config{url};
$_;
} @{$change->{pages}}
];
push @{$change->{pages}}, { link => '...' } if $is_excess;
# See if the committer is an openid.
$change->{author}=$change->{user};
my $oiduser=IkiWiki::openiduser($change->{user});
if (defined $oiduser) {
$change->{authorurl}=$change->{user};
$change->{user}=$oiduser;
}
elsif (length $config{url}) {
$change->{authorurl}="$config{url}/".
(length $config{userdir} ? "$config{userdir}/" : "").
$change->{user};
}
# escape wikilinks and preprocessor stuff in commit messages
if (ref $change->{message}) {
foreach my $field (@{$change->{message}}) {
if (exists $field->{line}) {
$field->{line} =~ s/(?<!\\)\[\[/\\\[\[/g;
}
}
}
# Fill out a template with the change info.
my $template=template("change.tmpl", blind_cache => 1);
$template->param(
%$change,
commitdate => displaytime($change->{when}, "%X %x"),
wikiname => $config{wikiname},
);
IkiWiki::run_hooks(pagetemplate => sub {
shift->(page => $page, destpage => $page, template => $template);
});
my $file=$page."._change";
writefile($file, $config{srcdir}, $template->output);
utime $change->{when}, $change->{when}, "$config{srcdir}/$file";
return $page;
} #}}}
sub updatechanges ($$) { #{{{
my $subdir=shift;
my @changes=@{shift()};
} #}}}
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