2 # Ikiwiki metadata plugin.
3 package IkiWiki::Plugin::meta;
16 hook(type => "preprocess", id => "meta", call => \&preprocess, scan => 1);
17 hook(type => "filter", id => "meta", call => \&filter);
18 hook(type => "pagetemplate", id => "meta", call => \&pagetemplate);
24 $meta{$params{page}}='';
26 return $params{content};
29 sub preprocess (@) { #{{{
35 my $value=$params{$key};
37 my $page=$params{page};
39 delete $params{destpage};
41 eval q{use HTML::Entities};
42 # Always dencode, even if encoding later, since it might not be
44 $value=decode_entities($value);
48 $meta{$page}.="<link href=\"".encode_entities($value)."\" ".
49 join(" ", map { encode_entities($_)."=\"".encode_entities(decode_entities($params{$_}))."\"" } keys %params).
54 push @{$links{$page}}, $value;
57 elsif ($key eq 'title') {
60 elsif ($key eq 'permalink') {
61 $permalink{$page}=$value;
62 $meta{$page}.="<link rel=\"bookmark\" href=\"".encode_entities($value)."\" />\n";
65 $meta{$page}.="<meta name=\"".encode_entities($key).
66 "\" content=\"".encode_entities($value)."\" />\n";
67 if ($key eq 'author') {
68 $author{$page}=$value;
70 elsif ($key eq 'authorurl') {
71 $authorurl{$page}=$value;
78 sub pagetemplate (@) { #{{{
80 my $page=$params{page};
81 my $template=$params{template};
83 $template->param(meta => $meta{$page})
84 if exists $meta{$page} && $template->query(name => "meta");
85 if (exists $title{$page} && $template->query(name => "title")) {
86 $template->param(title => $title{$page});
87 $template->param(title_overridden => 1);
89 $template->param(permalink => $permalink{$page})
90 if exists $permalink{$page} && $template->query(name => "permalink");
91 $template->param(author => $author{$page})
92 if exists $author{$page} && $template->query(name => "author");
93 $template->param(authorurl => $authorurl{$page})
94 if exists $authorurl{$page} && $template->query(name => "authorurl");