proof of concept implementation of static recentchanges

Currently hardcoded to write to recentchanges/*, and the page format needs
to be rethought to be usable for aggregation, but it basically works.

1 files changed, 92 insertions, 0 deletions

diff --git a/IkiWiki/Plugin/recentchanges.pm b/IkiWiki/Plugin/recentchanges.pm
new file mode 100644
index 000000000..94a2d4c33
--- /dev/null
+++ b/IkiWiki/Plugin/recentchanges.pm
@@ -0,0 +1,92 @@
+#!/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 => "needsbuild", id => "recentchanges",
+		call => \&needsbuild);
+	hook(type => "preprocess", id => "recentchanges",
+		call => \&preprocess);
+	hook(type => "htmlize", id => "_change",
+		call => \&htmlize);
+} #}}}
+
+sub checkconfig () { #{{{
+	updatechanges();
+} #}}}
+
+sub needsbuild () { #{{{
+	# TODO
+} #}}}
+
+sub preprocess (@) { #{{{
+	my %params=@_;
+
+	# TODO
+
+	return "";
+} #}}}
+
+# Pages with extension _change have plain html markup, pass through.
+sub htmlize (@) { #{{{
+	my %params=@_;
+	return $params{content};
+} #}}}
+
+sub store ($$) { #{{{
+	my $change=shift;
+	my $subdir=shift;
+	
+	my $page="$subdir/change_".IkiWiki::titlepage($change->{rev});
+
+	# Optimisation to avoid re-writing pages. Assumes commits never
+	# change, or that any changes are not important.
+	return 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});
+			}
+			$_;
+		} @{$change->{pages}}
+	];
+	push @{$change->{pages}}, { link => '...' } if $is_excess;
+
+	# Fill out a template with the change info.
+	$change->{user} = IkiWiki::userlink($change->{user});
+	my $ctime=$change->{when};
+	$change->{when} = IkiWiki::displaytime($change->{when}, "%X %x");
+	my $template=template("change.tmpl", blind_cache => 1);
+	$template->param(%$change);
+	$template->param(baseurl => "$config{url}/") if length $config{url};
+	IkiWiki::run_hooks(pagetemplate => sub {
+		shift->(page => $page, destpage => $page, template => $template);
+	});
+
+	writefile($page."._change", $config{srcdir}, $template->output);
+	utime $ctime, $ctime, "$config{srcdir}/$page._change";
+} #}}}
+
+sub updatechanges () { #{{{
+	my @changelog=IkiWiki::rcs_recentchanges(100);
+	foreach my $change (@changelog) {
+		store($change, "recentchanges");
+	}
+	# TODO: delete old
+} #}}}
+
+1