+ if (defined $mtime && $mtime <= time) {
+ # Set the mtime, this lets the build process get the right
+ # creation time on record for the new page.
+ utime $mtime, $mtime, "$config{srcdir}/".htmlfn($guid->{page});
+ # Store it in pagectime for expiry code to use also.
+ $IkiWiki::pagectime{$guid->{page}}=$mtime;
+ }
+ else {
+ # Dummy value for expiry code.
+ $IkiWiki::pagectime{$guid->{page}}=time;
+ }
+}
+
+sub wikiescape ($) {
+ # escape accidental wikilinks and preprocessor stuff
+ return encode_entities(shift, '\[\]');
+}
+
+sub urlabs ($$) {
+ my $url=shift;
+ my $urlbase=shift;
+
+ URI->new_abs($url, $urlbase)->as_string;
+}
+
+sub htmlabs ($$) {
+ # Convert links in html from relative to absolute.
+ # Note that this is a heuristic, which is not specified by the rss
+ # spec and may not be right for all feeds. Also, see Debian
+ # bug #381359.
+ my $html=shift;
+ my $urlbase=shift;
+
+ my $ret="";
+ my $p = HTML::Parser->new(api_version => 3);
+ $p->handler(default => sub { $ret.=join("", @_) }, "text");
+ $p->handler(start => sub {
+ my ($tagname, $pos, $text) = @_;
+ if (ref $HTML::Tagset::linkElements{$tagname}) {
+ while (4 <= @$pos) {
+ # use attribute sets from right to left
+ # to avoid invalidating the offsets
+ # when replacing the values
+ my($k_offset, $k_len, $v_offset, $v_len) =
+ splice(@$pos, -4);
+ my $attrname = lc(substr($text, $k_offset, $k_len));
+ next unless grep { $_ eq $attrname } @{$HTML::Tagset::linkElements{$tagname}};
+ next unless $v_offset; # 0 v_offset means no value
+ my $v = substr($text, $v_offset, $v_len);
+ $v =~ s/^([\'\"])(.*)\1$/$2/;
+ my $new_v=urlabs($v, $urlbase);
+ $new_v =~ s/\"/"/g; # since we quote with ""
+ substr($text, $v_offset, $v_len) = qq("$new_v");
+ }
+ }
+ $ret.=$text;
+ }, "tagname, tokenpos, text");
+ $p->parse($html);
+ $p->eof;
+
+ return $ret;
+}