-use File::Spec;
-
-sub linkify ($$) { #{{{
- my $content=shift;
- my $page=shift;
-
- $content =~ s{(\\?)$config{wiki_link_regexp}}{
- $2 ? ( $1 ? "[[$2|$3]]" : htmllink($page, titlepage($3), 0, 0, pagetitle($2)))
- : ( $1 ? "[[$3]]" : htmllink($page, titlepage($3)))
- }eg;
-
- return $content;
-} #}}}
-
-my $_scrubber;
-sub scrubber { #{{{
- return $_scrubber if defined $_scrubber;
-
- eval q{use HTML::Scrubber};
- # Lists based on http://feedparser.org/docs/html-sanitization.html
- $_scrubber = HTML::Scrubber->new(
- allow => [qw{
- a abbr acronym address area b big blockquote br
- button caption center cite code col colgroup dd del
- dfn dir div dl dt em fieldset font form h1 h2 h3 h4
- h5 h6 hr i img input ins kbd label legend li map
- menu ol optgroup option p pre q s samp select small
- span strike strong sub sup table tbody td textarea
- tfoot th thead tr tt u ul var
- }],
- default => [undef, { map { $_ => 1 } qw{
- abbr accept accept-charset accesskey action
- align alt axis border cellpadding cellspacing
- char charoff charset checked cite class
- clear cols colspan color compact coords
- datetime dir disabled enctype for frame
- headers height href hreflang hspace id ismap
- label lang longdesc maxlength media method
- multiple name nohref noshade nowrap prompt
- readonly rel rev rows rowspan rules scope
- selected shape size span src start summary
- tabindex target title type usemap valign
- value vspace width
- }}],
- );
- return $_scrubber;
-} # }}}
-
-sub htmlize ($$) { #{{{
- my $type=shift;
- my $content=shift;
-
- if (! $INC{"/usr/bin/markdown"}) {
- no warnings 'once';
- $blosxom::version="is a proper perl module too much to ask?";
- use warnings 'all';
- do "/usr/bin/markdown";
- }
-
- if ($type eq '.mdwn') {
- $content=Markdown::Markdown($content);
- }
- else {
- error("htmlization of $type not supported");
- }
-
- if ($config{sanitize}) {
- $content=scrubber()->scrub($content);
+use IkiWiki;
+use Encode;
+
+my %backlinks;
+our %brokenlinks;
+my $links_calculated=0;
+
+sub calculate_links () {
+ return if $links_calculated;
+ %backlinks=%brokenlinks=();
+ foreach my $page (keys %links) {
+ foreach my $link (@{$links{$page}}) {
+ my $bestlink=bestlink($page, $link);
+ if (length $bestlink) {
+ $backlinks{$bestlink}{$page}=1
+ if $bestlink ne $page;
+ }
+ else {
+ push @{$brokenlinks{$link}}, $page;
+ }
+ }