54 lines
1.5 KiB
Perl
54 lines
1.5 KiB
Perl
#!/usr/bin/perl
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package IkiWiki::Plugin::htmlscrubber;
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use warnings;
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use strict;
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use IkiWiki;
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sub import { #{{{
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hook(type => "sanitize", id => "htmlscrubber", call => \&sanitize);
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} # }}}
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sub sanitize (@) { #{{{
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my %params=@_;
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return scrubber()->scrub($params{content});
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} # }}}
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my $_scrubber;
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sub scrubber { #{{{
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return $_scrubber if defined $_scrubber;
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eval q{use HTML::Scrubber};
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error($@) if $@;
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# Lists based on http://feedparser.org/docs/html-sanitization.html
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$_scrubber = HTML::Scrubber->new(
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allow => [qw{
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a abbr acronym address area b big blockquote br
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button caption center cite code col colgroup dd del
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dfn dir div dl dt em fieldset font form h1 h2 h3 h4
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h5 h6 hr i img input ins kbd label legend li map
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menu ol optgroup option p pre q s samp select small
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span strike strong sub sup table tbody td textarea
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tfoot th thead tr tt u ul var
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}],
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default => [undef, { map { $_ => 1 } qw{
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abbr accept accept-charset accesskey action
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align alt axis border cellpadding cellspacing
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char charoff charset checked cite class
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clear cols colspan color compact coords
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datetime dir disabled enctype for frame
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headers height href hreflang hspace id ismap
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label lang longdesc maxlength media method
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multiple name nohref noshade nowrap prompt
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readonly rel rev rows rowspan rules scope
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selected shape size span src start summary
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tabindex target title type usemap valign
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value vspace width
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}, "/" => 1, # emit proper <hr /> XHTML
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}],
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);
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return $_scrubber;
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} # }}}
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1
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