72 lines
1.4 KiB
Perl
72 lines
1.4 KiB
Perl
#!/usr/bin/perl
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# HTML Tidy plugin
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# requires 'tidy' binary, found in Debian or http://tidy.sf.net/
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# mostly a proof-of-concept on how to use external filters.
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# It is particularly useful when the html plugin is used.
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#
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# by Faidon Liambotis
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package IkiWiki::Plugin::htmltidy;
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use warnings;
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use strict;
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use IkiWiki 3.00;
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use IPC::Open2;
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sub import {
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hook(type => "getsetup", id => "tidy", call => \&getsetup);
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hook(type => "sanitize", id => "tidy", call => \&sanitize);
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hook(type => "checkconfig", id => "tidy", call => \&checkconfig);
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}
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sub getsetup () {
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return
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plugin => {
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safe => 1,
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rebuild => undef,
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},
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htmltidy => {
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type => "string",
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description => "tidy command line",
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safe => 0, # path
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rebuild => undef,
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},
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}
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sub checkconfig () {
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if (! defined $config{htmltidy}) {
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$config{htmltidy}="tidy -quiet -asxhtml -utf8 --show-body-only yes --show-warnings no --tidy-mark no --markup yes";
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}
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}
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sub sanitize (@) {
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my %params=@_;
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return $params{content} unless defined $config{htmltidy};
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my $pid;
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my $sigpipe=0;
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$SIG{PIPE}=sub { $sigpipe=1 };
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$pid=open2(*IN, *OUT, "$config{htmltidy} 2>/dev/null");
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# open2 doesn't respect "use open ':utf8'"
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binmode (IN, ':utf8');
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binmode (OUT, ':utf8');
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print OUT $params{content};
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close OUT;
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local $/ = undef;
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my $ret=<IN>;
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close IN;
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waitpid $pid, 0;
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$SIG{PIPE}="DEFAULT";
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if ($sigpipe || ! defined $ret) {
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return gettext("htmltidy failed to parse this html");
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}
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return $ret;
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}
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1
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