Fix numeric comparisons with undef

[git.ikiwiki.info.git] / IkiWiki / Plugin / mdwn.pm

diff --git a/IkiWiki/Plugin/mdwn.pm b/IkiWiki/Plugin/mdwn.pm
index b10d085174c5d808c322f8c78bc48c8ecaa6bc39..014e78eea124604e249d35d42a6b9ccf6524c254 100644 (file)
--- a/IkiWiki/Plugin/mdwn.pm
+++ b/IkiWiki/Plugin/mdwn.pm
@@ -25,6 +25,13 @@ sub getsetup () {
                        safe => 1,
                        rebuild => 1,
                },
                        safe => 1,
                        rebuild => 1,
                },

+               nodiscount => {
+                       type => "boolean",
+                       example => 0,
+                       description => "disable use of markdown discount?",
+                       safe => 1,
+                       rebuild => 1,
+               },

 }
 
 my $markdown_sub;
 }
 
 my $markdown_sub;


@@ -50,14 +57,22 @@ sub htmlize (@) {
                                }
                        }
                }
                                }
                        }
                }

-               if (! defined $markdown_sub) {
+               if (! defined $markdown_sub &&
+                   (! exists $config{nodiscount} || ! $config{nodiscount})) {

                        eval q{use Text::Markdown::Discount};
                        if (! $@) {
                                $markdown_sub=sub {
                        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
                                        # Workaround for discount binding bug
                                        # https://rt.cpan.org/Ticket/Display.html?id=73657

-                                       return "" if $_[0]=~/^\s*$/;
-                                       Text::Markdown::Discount::markdown(@_);
+                                       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;

                                }
                        }
                }
                                }
                        }
                }


@@ -77,8 +92,9 @@ sub htmlize (@) {
                                        $markdown_sub=\&Markdown::Markdown;
                                }
                                else {
                                        $markdown_sub=\&Markdown::Markdown;
                                }
                                else {

+                                       my $error = $@;

                                        do "/usr/bin/markdown" ||
                                        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;
                                }
                        }
                                        $markdown_sub=\&Markdown::Markdown;
                                }
                        }