X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/4cce29259353223b1091a83e03748ae4b34b0796..618bbaee3815daffe329fc1e2d77f04fcd8392b8:/IkiWiki/Plugin/meta.pm

diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm
index 8dcd73a1a..c9fdbc934 100644
--- a/IkiWiki/Plugin/meta.pm
+++ b/IkiWiki/Plugin/meta.pm
@@ -20,6 +20,7 @@ sub getsetup () {
 		plugin => {
 			safe => 1,
 			rebuild => undef,
+			section => "core",
 		},
 }
 
@@ -88,7 +89,13 @@ sub preprocess (@) {
 	# Metadata collection that needs to happen during the scan pass.
 	if ($key eq 'title') {
 		$pagestate{$page}{meta}{title}=HTML::Entities::encode_numeric($value);
-		# fallthrough
+		if (exists $params{sort}) {
+			$pagestate{$page}{meta}{titlesort}=$params{sort};
+		}
+		else {
+			$pagestate{$page}{meta}{titlesort}=$value;
+		}
+		return "";
 	}
 	elsif ($key eq 'description') {
 		$pagestate{$page}{meta}{description}=HTML::Entities::encode_numeric($value);
@@ -115,12 +122,22 @@ sub preprocess (@) {
 	}
 	elsif ($key eq 'author') {
 		$pagestate{$page}{meta}{author}=$value;
+		if (exists $params{sort}) {
+			$pagestate{$page}{meta}{authorsort}=$params{sort};
+		}
+		else {
+			$pagestate{$page}{meta}{authorsort}=$value;
+		}
 		# fallthorough
 	}
 	elsif ($key eq 'authorurl') {
 		$pagestate{$page}{meta}{authorurl}=$value if safeurl($value);
 		# fallthrough
 	}
+	elsif ($key eq 'permalink') {
+		$pagestate{$page}{meta}{permalink}=$value if safeurl($value);
+		# fallthrough
+	}
 	elsif ($key eq 'date') {
 		eval q{use Date::Parse};
 		if (! $@) {
@@ -141,10 +158,9 @@ sub preprocess (@) {
 		return;
 	}
 
-	# Metadata collection that happens only during preprocessing pass.
+	# Metadata handling that happens only during preprocessing pass.
 	if ($key eq 'permalink') {
 		if (safeurl($value)) {
-			$pagestate{$page}{meta}{permalink}=$value;
 			push @{$metaheaders{$page}}, scrub('<link rel="bookmark" href="'.encode_entities($value).'" />', $destpage);
 		}
 	}
@@ -236,6 +252,10 @@ sub preprocess (@) {
 		push @{$metaheaders{$page}}, '<meta name="robots"'.
 			' content="'.encode_entities($value).'" />';
 	}
+	elsif ($key eq 'description') {
+		push @{$metaheaders{$page}}, '<meta name="'.encode_entities($key).
+			'" content="'.encode_entities($value).'" />';
+	}
 	else {
 		push @{$metaheaders{$page}}, scrub('<meta name="'.encode_entities($key).
 			'" content="'.encode_entities($value).'" />', $destpage);
@@ -260,7 +280,7 @@ sub pagetemplate (@) {
 		$template->param(title_overridden => 1);
 	}
 
-	foreach my $field (qw{author authorurl permalink}) {
+	foreach my $field (qw{author authorurl description permalink}) {
 		$template->param($field => $pagestate{$page}{meta}{$field})
 			if exists $pagestate{$page}{meta}{$field} && $template->query(name => $field);
 	}
@@ -274,6 +294,33 @@ sub pagetemplate (@) {
 	}
 }
 
+sub get_sort_key {
+	my $page = $_[0];
+	my $meta = $_[1];
+
+	# e.g. titlesort (also makes sense for author)
+	my $key = $pagestate{$page}{meta}{$meta . "sort"};
+	return $key if defined $key;
+
+	# e.g. title
+	$key = $pagestate{$page}{meta}{$meta};
+	return $key if defined $key;
+
+	# fall back to closer-to-core things
+	if ($meta eq 'title') {
+		return pagetitle(IkiWiki::basename($page));
+	}
+	elsif ($meta eq 'date') {
+		return $IkiWiki::pagectime{$page};
+	}
+	elsif ($meta eq 'updated') {
+		return $IkiWiki::pagemtime{$page};
+	}
+	else {
+		return '';
+	}
+}
+
 sub match {
 	my $field=shift;
 	my $page=shift;
@@ -324,4 +371,29 @@ sub match_copyright ($$;@) {
 	IkiWiki::Plugin::meta::match("copyright", @_);
 }
 
+package IkiWiki::SortSpec;
+
+sub cmp_meta {
+	my $left = $_[0];
+	my $right = $_[1];
+	my $meta = $_[2];
+	error(gettext("sort=meta requires a parameter")) unless defined $meta;
+
+	if ($meta eq 'updated' || $meta eq 'date') {
+		return IkiWiki::Plugin::meta::get_sort_key($left, $meta)
+			<=>
+			IkiWiki::Plugin::meta::get_sort_key($right, $meta);
+	}
+
+	return IkiWiki::Plugin::meta::get_sort_key($left, $meta)
+		cmp
+		IkiWiki::Plugin::meta::get_sort_key($right, $meta);
+}
+
+# A prototype of how sort=title could behave in 4.0 or something
+sub cmp_meta_title {
+	$_[2] = 'title';
+	return cmp_meta(@_);
+}
+
 1