X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/ddef0d3170b1543e6ed580c7ce00849e3ed1550f..7f18c1ce48630507b744fa56b83999e8ca684606:/IkiWiki/Plugin/mdwn.pm

diff --git a/IkiWiki/Plugin/mdwn.pm b/IkiWiki/Plugin/mdwn.pm
index 332325adc..014e78eea 100644
--- a/IkiWiki/Plugin/mdwn.pm
+++ b/IkiWiki/Plugin/mdwn.pm
@@ -4,15 +4,20 @@ package IkiWiki::Plugin::mdwn;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 
-sub import { #{{{
+sub import {
 	hook(type => "getsetup", id => "mdwn", call => \&getsetup);
-	hook(type => "htmlize", id => "mdwn", call => \&htmlize);
-} # }}}
+	hook(type => "htmlize", id => "mdwn", call => \&htmlize, longname => "Markdown");
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
 	return
+		plugin => {
+			safe => 1,
+			rebuild => 1, # format plugin
+			section => "format",
+		},
 		multimarkdown => {
 			type => "boolean",
 			example => 0,
@@ -20,10 +25,17 @@ sub getsetup () { #{{{
 			safe => 1,
 			rebuild => 1,
 		},
-} #}}}
+		nodiscount => {
+			type => "boolean",
+			example => 0,
+			description => "disable use of markdown discount?",
+			safe => 1,
+			rebuild => 1,
+		},
+}
 
 my $markdown_sub;
-sub htmlize (@) { #{{{
+sub htmlize (@) {
 	my %params=@_;
 	my $content = $params{content};
 
@@ -39,8 +51,29 @@ sub htmlize (@) { #{{{
 			if ($@) {
 				debug(gettext("multimarkdown is enabled, but Text::MultiMarkdown is not installed"));
 			}
-			$markdown_sub=sub {
-				Text::MultiMarkdown::markdown(shift, {use_metadata => 0});
+			else {
+				$markdown_sub=sub {
+					Text::MultiMarkdown::markdown(shift, {use_metadata => 0});
+				}
+			}
+		}
+		if (! defined $markdown_sub &&
+		    (! exists $config{nodiscount} || ! $config{nodiscount})) {
+			eval q{use Text::Markdown::Discount};
+			if (! $@) {
+				$markdown_sub=sub {
+					my $t=shift;
+					# Workaround for discount binding bug
+					# https://rt.cpan.org/Ticket/Display.html?id=73657
+					return "" if $t=~/^\s*$/;
+					# Workaround for discount's eliding
+					# of <style> blocks.
+					# https://rt.cpan.org/Ticket/Display.html?id=74016
+					$t=~s/<style/<elyts/ig;
+					my $r=Text::Markdown::Discount::markdown($t);
+					$r=~s/<elyts/<style/ig;
+					return $r;
+				}
 			}
 		}
 		if (! defined $markdown_sub) {
@@ -59,8 +92,9 @@ sub htmlize (@) { #{{{
 					$markdown_sub=\&Markdown::Markdown;
 				}
 				else {
+					my $error = $@;
 					do "/usr/bin/markdown" ||
-						error(sprintf(gettext("failed to load Markdown.pm perl module (%s) or /usr/bin/markdown (%s)"), $@, $!));
+						error(sprintf(gettext("failed to load Markdown.pm perl module (%s) or /usr/bin/markdown (%s)"), $error, $!));
 					$markdown_sub=\&Markdown::Markdown;
 				}
 			}
@@ -79,6 +113,6 @@ sub htmlize (@) { #{{{
 	$content=Encode::decode_utf8($content);
 
 	return $content;
-} # }}}
+}
 
 1