blob: 8ce62b754fa6161c51d94b30e4957c6d9b1d38c9 (
plain)
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
|
#!/usr/bin/perl
#
# Include polygen output in a page
#
# by Enrico Zini
package IkiWiki::Plugin::polygen;
use warnings;
use strict;
use IkiWiki 3.00;
use File::Find;
sub import {
hook(type => "getsetup", id => "polygen", call => \&getsetup);
hook(type => "preprocess", id => "polygen", call => \&preprocess);
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => undef,
section => "widget",
},
}
sub preprocess (@) {
my %params=@_;
my $grammar = ($params{grammar} or 'polygen');
my $symbol = ($params{symbol} or undef);
my $options = ($config{deterministic} ? '-seed 42' : '');
# Sanitize parameters
$grammar =~ IkiWiki::basename($grammar);
$grammar =~ s/[^A-Za-z0-9]//g;
$grammar =~ s/\.grm$//;
$grammar .= '.grm';
$symbol =~ s/[^A-Za-z0-9]//g if defined $symbol;
$symbol = IkiWiki::possibly_foolish_untaint($symbol) if defined $symbol;
my $grmfile = '/usr/share/polygen/ita/polygen.grm';
if (! -d '/usr/share/polygen') {
error gettext("polygen not installed");
}
find({wanted => sub {
if (substr($File::Find::name, -length($grammar)) eq $grammar) {
$grmfile = IkiWiki::possibly_foolish_untaint($File::Find::name);
}
},
no_chdir => 1,
}, '/usr/share/polygen');
my $res;
if (defined $symbol) {
$res = `polygen -S $symbol $options $grmfile 2>/dev/null`;
}
else {
$res = `polygen $options $grmfile 2>/dev/null`;
}
if ($?) {
error gettext("command failed");
}
# Strip trailing spaces and newlines so that we flow well with the
# markdown text
$res =~ s/\s*$//;
return $res;
}
1
|