1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
#!/usr/bin/perl
# Markdown markup language
package IkiWiki::Plugin::mdwn;
use warnings;
use strict;
use IkiWiki 3.00;
sub import {
hook(type => "checkconfig", id => "mdwn", call => \&checkconfig);
hook(type => "getsetup", id => "mdwn", call => \&getsetup);
hook(type => "htmlize", id => "mdwn", call => \&htmlize, longname => "Markdown");
hook(type => "htmlize", id => "md", call => \&htmlize, longname => "Markdown (popular file extension)", nocreate => 1);
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => 1, # format plugin
section => "format",
},
multimarkdown => {
type => "boolean",
example => 0,
description => "enable multimarkdown features?",
safe => 1,
rebuild => 1,
},
nodiscount => {
type => "boolean",
example => 0,
description => "disable use of markdown discount?",
safe => 1,
rebuild => 1,
},
mdwn_footnotes => {
type => "boolean",
example => 1,
description => "enable footnotes in Markdown (where supported)?",
safe => 1,
rebuild => 1,
},
mdwn_alpha_lists => {
type => "boolean",
example => 0,
description => "interpret line like 'A. First item' as ordered list when using Discount?",
advanced => 1,
safe => 1,
rebuild => 1,
},
}
sub checkconfig () {
$config{mdwn_footnotes} = 1 unless defined $config{mdwn_footnotes};
$config{mdwn_alpha_lists} = 0 unless defined $config{mdwn_alpha_lists};
}
my $markdown_sub;
sub htmlize (@) {
my %params=@_;
my $content = $params{content};
if (! defined $markdown_sub) {
# Markdown is forked and splintered upstream and can be
# available in a variety of forms. Support them all.
no warnings 'once';
$blosxom::version="is a proper perl module too much to ask?";
use warnings 'all';
if (exists $config{multimarkdown} && $config{multimarkdown}) {
eval q{use Text::MultiMarkdown};
if ($@) {
debug(gettext("multimarkdown is enabled, but Text::MultiMarkdown is not installed"));
}
else {
$markdown_sub=sub {
my %flags=( use_metadata => 0 );
if ($config{mdwn_footnotes}) {
$flags{disable_footnotes}=1;
}
Text::MultiMarkdown::markdown(shift, \%flags);
}
}
}
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 $t=~/^\s*$/;
my $flags=0;
# Disable Pandoc-style % Title, % Author, % Date
# Use the meta plugin instead
$flags |= Text::Markdown::Discount::MKD_NOHEADER();
# Disable Unicodification of quote marks, em dashes...
# Use the typography plugin instead
$flags |= Text::Markdown::Discount::MKD_NOPANTS();
if ($config{mdwn_footnotes}) {
$flags |= Text::Markdown::Discount::MKD_EXTRA_FOOTNOTE();
}
unless ($config{mdwn_alpha_lists}) {
$flags |= Text::Markdown::Discount::MKD_NOALPHALIST();
}
# Workaround for discount's eliding
# of <style> blocks.
# https://rt.cpan.org/Ticket/Display.html?id=74016
if (Text::Markdown::Discount->can("MKD_NOSTYLE")) {
$flags |= Text::Markdown::Discount::MKD_NOSTYLE();
}
else {
# This is correct for the libmarkdown.so.2 ABI
$flags |= 0x00400000;
}
return Text::Markdown::Discount::markdown($t, $flags);
}
}
}
if (! defined $markdown_sub) {
eval q{use Text::Markdown};
if (! $@) {
if (Text::Markdown->can('markdown')) {
$markdown_sub=\&Text::Markdown::markdown;
}
else {
$markdown_sub=\&Text::Markdown::Markdown;
}
}
else {
eval q{use Markdown};
if (! $@) {
$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, $!));
$markdown_sub=\&Markdown::Markdown;
}
}
}
require Encode;
}
# Workaround for perl bug (#376329)
$content=Encode::encode_utf8($content);
eval {$content=&$markdown_sub($content)};
if ($@) {
eval {$content=&$markdown_sub($content)};
print STDERR $@ if $@;
}
$content=Encode::decode_utf8($content);
return $content;
}
1
|