46 lines
933 B
Perl
46 lines
933 B
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;
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use IPC::Open2;
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sub import { #{{{
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IkiWiki::hook(type => "sanitize", id => "tidy", call => \&sanitize);
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} # }}}
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sub sanitize (@) { #{{{
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my %params=@_;
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my $tries=10;
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while (1) {
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eval {
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open2(*IN, *OUT, 'tidy -quiet -asxhtml -utf8 --show-body-only yes --show-warnings no --tidy-mark no');
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};
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last unless $@;
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$tries--;
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if ($tries < 1) {
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IkiWiki::debug("failed to run tidy: $@");
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return $params{content};
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}
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}
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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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return <IN>;
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} # }}}
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1
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