X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/d93aaed7919f0449d387aed6c6ee3aaff85a12eb..a2a63a096b85db5a6e6d241ba93b19a6f2d4a60a:/IkiWiki/Plugin/recentchangesdiff.pm

diff --git a/IkiWiki/Plugin/recentchangesdiff.pm b/IkiWiki/Plugin/recentchangesdiff.pm
index bd2826f76..08cec3f5a 100644
--- a/IkiWiki/Plugin/recentchangesdiff.pm
+++ b/IkiWiki/Plugin/recentchangesdiff.pm
@@ -4,21 +4,45 @@ package IkiWiki::Plugin::recentchangesdiff;
 use warnings;
 use strict;
 use IkiWiki 2.00;
+use HTML::Entities;
+
+my $maxlines=200;
 
 sub import { #{{{
+	hook(type => "getsetup", id => "recentchangesdiff",
+		call => \&getsetup);
 	hook(type => "pagetemplate", id => "recentchangesdiff",
 		call => \&pagetemplate);
 } #}}}
 
+sub getsetup () { #{{{
+	return 
+		plugin => {
+			safe => 1,
+			rebuild => 1,
+		},
+} #}}}
+
 sub pagetemplate (@) { #{{{
 	my %params=@_;
 	my $template=$params{template};
 	if ($config{rcs} && exists $params{rev} && length $params{rev} &&
 	    $template->query(name => "diff")) {
-		my $diff=IkiWiki::rcs_diff($params{rev});
-		if (defined $diff && length $diff) {
+		my @lines=IkiWiki::rcs_diff($params{rev});
+		if (@lines) {
+			my $diff;
+			if (@lines > $maxlines) {
+				# only include so many lines of diff
+				$diff=join("", @lines[0..($maxlines-1)])."\n".
+					gettext("(Diff truncated)");
+			}
+			else {
+				$diff=join("", @lines);
+			}
+			# escape html
+			$diff = encode_entities($diff);
 			# escape links and preprocessor stuff
-			$diff =~ s/(?<!\\)\[\[/\\\[\[/g;
+			$diff = encode_entities($diff, '\[\]');
 			$template->param(diff => $diff);
 		}
 	}