my %permalink;
my %author;
my %authorurl;
+my %license;
+my %copyright;
sub import { #{{{
+ hook(type => "needsbuild", id => "meta", call => \&needsbuild);
hook(type => "preprocess", id => "meta", call => \&preprocess, scan => 1);
- hook(type => "filter", id => "meta", call => \&filter);
hook(type => "pagetemplate", id => "meta", call => \&pagetemplate);
} # }}}
-sub filter (@) { #{{{
- my %params=@_;
-
- $meta{$params{page}}='';
-
- return $params{content};
-} # }}}
+sub needsbuild (@) { #{{{
+ my $needsbuild=shift;
+ foreach my $page (keys %pagestate) {
+ if (exists $pagestate{$page}{meta}) {
+ if (grep { $_ eq $pagesources{$page} } @$needsbuild) {
+ # remove state, it will be re-added
+ # if the preprocessor directive is still
+ # there during the rebuild
+ delete $pagestate{$page}{meta};
+ }
+ }
+ }
+}
sub scrub ($) { #{{{
if (IkiWiki::Plugin::htmlscrubber->can("sanitize")) {
}
} #}}}
+sub htmlize ($$$) { #{{{
+ my $page = shift;
+ my $destpage = shift;
+ my $text = shift;
+
+ $text=IkiWiki::htmlize($page, pagetype($pagesources{$page}),
+ IkiWiki::linkify($page, $destpage,
+ IkiWiki::preprocess($page, $destpage, $text)));
+
+ # hack to get rid of enclosing junk added by markdown
+ $text=~s!^<p>!!;
+ $text=~s!</p>$!!;
+ chomp $text;
+
+ return $text;
+}
+
sub preprocess (@) { #{{{
- if (! @_) {
- return "";
- }
+ return "" unless @_;
my %params=@_;
my $key=shift;
my $value=$params{$key};
delete $params{$key};
my $page=$params{page};
delete $params{page};
+ my $destpage=$params{destpage};
delete $params{destpage};
delete $params{preview};
eval q{use HTML::Entities};
- # Always dencode, even if encoding later, since it might not be
+ # Always decode, even if encoding later, since it might not be
# fully encoded.
$value=decode_entities($value);
- if ($key eq 'link') {
- if (%params) {
- $meta{$page}.=scrub("<link href=\"".encode_entities($value)."\" ".
- join(" ", map { encode_entities($_)."=\"".encode_entities(decode_entities($params{$_}))."\"" } keys %params).
- " />\n");
- }
- else {
- # hidden WikiLink
- push @{$links{$page}}, $value;
- }
- }
- elsif ($key eq 'title') {
+ # Metadata collection that needs to happen during the scan pass.
+ if ($key eq 'title') {
$title{$page}=HTML::Entities::encode_numeric($value);
}
- elsif ($key eq 'permalink') {
- $permalink{$page}=$value;
- $meta{$page}.=scrub("<link rel=\"bookmark\" href=\"".encode_entities($value)."\" />\n");
- }
elsif ($key eq 'date') {
eval q{use Date::Parse};
if (! $@) {
$IkiWiki::pagectime{$page}=$time if defined $time;
}
}
+ elsif ($key eq 'license') {
+ push @{$meta{$page}}, '<link rel="license" href="#page_license" />';
+ $license{$page}=$value;
+ return "";
+ }
+ elsif ($key eq 'copyright') {
+ push @{$meta{$page}}, '<link rel="copyright" href="#page_copyright" />';
+ $copyright{$page}=$value;
+ return "";
+ }
+ elsif ($key eq 'link' && ! %params) {
+ # hidden WikiLink
+ push @{$links{$page}}, $value;
+ return "";
+ }
+ elsif ($key eq 'author') {
+ $author{$page}=$value;
+ # fallthorough
+ }
+ elsif ($key eq 'authorurl') {
+ $authorurl{$page}=$value;
+ # fallthrough
+ }
+
+ if (! defined wantarray) {
+ # avoid collecting duplicate data during scan pass
+ return;
+ }
+
+ # Metadata collection that happens only during preprocessing pass.
+ if ($key eq 'permalink') {
+ $permalink{$page}=$value;
+ push @{$meta{$page}}, scrub('<link rel="bookmark" href="'.encode_entities($value).'" />');
+ }
elsif ($key eq 'stylesheet') {
my $rel=exists $params{rel} ? $params{rel} : "alternate stylesheet";
my $title=exists $params{title} ? $params{title} : $value;
if (! length $stylesheet) {
return "[[meta ".gettext("stylesheet not found")."]]";
}
- $meta{$page}.='<link href="'.$stylesheet.
+ push @{$meta{$page}}, '<link href="'.urlto($stylesheet, $page).
'" rel="'.encode_entities($rel).
'" title="'.encode_entities($title).
- "\" style=\"text/css\" />\n";
+ "\" type=\"text/css\" />";
}
elsif ($key eq 'openid') {
if (exists $params{server}) {
- $meta{$page}.='<link href="'.encode_entities($params{server}).
- "\" rel=\"openid.server\" />\n";
+ push @{$meta{$page}}, '<link href="'.encode_entities($params{server}).
+ '" rel="openid.server" />';
}
- $meta{$page}.='<link href="'.encode_entities($value).
- "\" rel=\"openid.delegate\" />\n";
+ push @{$meta{$page}}, '<link href="'.encode_entities($value).
+ '" rel="openid.delegate" />';
}
- else {
- $meta{$page}.=scrub("<meta name=\"".encode_entities($key).
- "\" content=\"".encode_entities($value)."\" />\n");
- if ($key eq 'author') {
- $author{$page}=$value;
+ elsif ($key eq 'redir') {
+ return "" if $page ne $destpage;
+ my $safe=0;
+ if ($value !~ /^\w+:\/\//) {
+ my ($redir_page, $redir_anchor) = split /\#/, $value;
+
+ add_depends($page, $redir_page);
+ my $link=bestlink($page, $redir_page);
+ if (! length $link) {
+ return "[[meta ".gettext("redir page not found")."]]";
+ }
+
+ $value=urlto($link, $page);
+ $value.='#'.$redir_anchor if defined $redir_anchor;
+ $safe=1;
+
+ # redir cycle detection
+ $pagestate{$page}{meta}{redir}=$link;
+ my $at=$page;
+ my %seen;
+ while (exists $pagestate{$at}{meta}{redir}) {
+ if ($seen{$at}) {
+ return "[[meta ".gettext("redir cycle is not allowed")."]]";
+ }
+ $seen{$at}=1;
+ $at=$pagestate{$at}{meta}{redir};
+ }
}
- elsif ($key eq 'authorurl') {
- $authorurl{$page}=$value;
+ else {
+ $value=encode_entities($value);
+ }
+ my $delay=int(exists $params{delay} ? $params{delay} : 0);
+ my $redir="<meta http-equiv=\"refresh\" content=\"$delay; URL=$value\">";
+ if (! $safe) {
+ $redir=scrub($redir);
+ }
+ push @{$meta{$page}}, $redir;
+ }
+ elsif ($key eq 'link') {
+ if (%params) {
+ $meta{$page}.=scrub("<link href=\"".encode_entities($value)."\" ".
+ join(" ", map {
+ encode_entities($_)."=\"".encode_entities(decode_entities($params{$_}))."\""
+ } keys %params).
+ " />\n");
}
}
+ else {
+ push @{$meta{$page}}, scrub('<meta name="'.encode_entities($key).
+ '" content="'.encode_entities($value).'" />');
+ }
return "";
} # }}}
sub pagetemplate (@) { #{{{
my %params=@_;
my $page=$params{page};
+ my $destpage=$params{destpage};
my $template=$params{template};
- $template->param(meta => $meta{$page})
- if exists $meta{$page} && $template->query(name => "meta");
+ if (exists $meta{$page} && $template->query(name => "meta")) {
+ # avoid duplicate meta lines
+ my %seen;
+ $template->param(meta => join("\n", grep { (! $seen{$_}) && ($seen{$_}=1) } @{$meta{$page}}));
+ }
if (exists $title{$page} && $template->query(name => "title")) {
$template->param(title => $title{$page});
$template->param(title_overridden => 1);
if exists $author{$page} && $template->query(name => "author");
$template->param(authorurl => $authorurl{$page})
if exists $authorurl{$page} && $template->query(name => "authorurl");
-
+
+ if (exists $license{$page} && $template->query(name => "license") &&
+ ($page eq $destpage || ! exists $license{$destpage} ||
+ $license{$page} ne $license{$destpage})) {
+ $template->param(license => htmlize($page, $destpage, $license{$page}));
+ }
+ if (exists $copyright{$page} && $template->query(name => "copyright") &&
+ ($page eq $destpage || ! exists $copyright{$destpage} ||
+ $copyright{$page} ne $copyright{$destpage})) {
+ $template->param(copyright => htmlize($page, $destpage, $copyright{$page}));
+ }
} # }}}
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sipb-www / ikiwiki.git / blobdiff