X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/002d9e3cb52eadc8c2feb6bfac020b0651c6e0b7..7aa10a2952a0d0ee8543f575966f7e4a780c993c:/IkiWiki/Plugin/tag.pm

diff --git a/IkiWiki/Plugin/tag.pm b/IkiWiki/Plugin/tag.pm
index 7a85874f6..605f41599 100644
--- a/IkiWiki/Plugin/tag.pm
+++ b/IkiWiki/Plugin/tag.pm
@@ -7,11 +7,14 @@ use strict;
 use IkiWiki 3.00;
 
 sub import {
+	hook(type => "checkconfig", id => "tag", call => \&checkconfig);
 	hook(type => "getopt", id => "tag", call => \&getopt);
 	hook(type => "getsetup", id => "tag", call => \&getsetup);
 	hook(type => "preprocess", id => "tag", call => \&preprocess_tag, scan => 1);
 	hook(type => "preprocess", id => "taglink", call => \&preprocess_taglink, scan => 1);
 	hook(type => "pagetemplate", id => "tag", call => \&pagetemplate);
+
+	IkiWiki::loadplugin("transient");
 }
 
 sub getopt () {
@@ -34,12 +37,33 @@ sub getsetup () {
 			safe => 1,
 			rebuild => 1,
 		},
+		tag_autocreate => {
+			type => "boolean",
+			example => 1,
+			description => "autocreate new tag pages?",
+			safe => 1,
+			rebuild => undef,
+		},
+		tag_autocreate_commit => {
+			type => "boolean",
+			example => 1,
+			default => 1,
+			description => "commit autocreated tag pages",
+			safe => 1,
+			rebuild => 0,
+		},
 }
 
-sub tagpage ($) {
+sub checkconfig () {
+	if (! defined $config{tag_autocreate_commit}) {
+		$config{tag_autocreate_commit} = 1;
+	}
+}
+
+sub taglink ($) {
 	my $tag=shift;
-			
-	if ($tag !~ m{^\.?/} &&
+	
+	if ($tag !~ m{^/} &&
 	    defined $config{tagbase}) {
 		$tag="/".$config{tagbase}."/".$tag;
 		$tag=~y#/#/#s; # squash dups
@@ -48,13 +72,66 @@ sub tagpage ($) {
 	return $tag;
 }
 
-sub taglink ($$$;@) {
+# Returns a tag name from a tag link
+sub tagname ($) {
+	my $tag=shift;
+	if (defined $config{tagbase}) {
+		$tag =~ s!^/\Q$config{tagbase}\E/!!;
+	} else {
+		$tag =~ s!^\.?/!!;
+	}
+	return pagetitle($tag, 1);
+}
+
+sub htmllink_tag ($$$;@) {
 	my $page=shift;
 	my $destpage=shift;
 	my $tag=shift;
 	my %opts=@_;
 
-	return htmllink($page, $destpage, tagpage($tag), %opts);
+	return htmllink($page, $destpage, taglink($tag), %opts);
+}
+
+sub gentag ($) {
+	my $tag=shift;
+
+	if ($config{tag_autocreate} ||
+	    ($config{tagbase} && ! defined $config{tag_autocreate})) {
+		my $tagpage=taglink($tag);
+		if ($tagpage=~/^\.\/(.*)/) {
+			$tagpage=$1;
+		}
+		else {
+			$tagpage=~s/^\///;
+		}
+		if (exists $IkiWiki::pagecase{lc $tagpage}) {
+			$tagpage=$IkiWiki::pagecase{lc $tagpage}
+		}
+
+		my $tagfile = newpagefile($tagpage, $config{default_pageext});
+
+		add_autofile($tagfile, "tag", sub {
+			my $message=sprintf(gettext("creating tag page %s"), $tagpage);
+			debug($message);
+
+			my $template=template("autotag.tmpl");
+			$template->param(tagname => tagname($tag));
+			$template->param(tag => $tag);
+
+			my $dir = $config{srcdir};
+			if (! $config{tag_autocreate_commit}) {
+				$dir = $IkiWiki::Plugin::transient::transientdir;
+			}
+
+			writefile($tagfile, $dir, $template->output);
+			if ($config{rcs} && $config{tag_autocreate_commit}) {
+				IkiWiki::disable_commit_hook();
+				IkiWiki::rcs_add($tagfile);
+				IkiWiki::rcs_commit_staged(message => $message);
+				IkiWiki::enable_commit_hook();
+			}
+		});
+	}
 }
 
 sub preprocess_tag (@) {
@@ -69,8 +146,11 @@ sub preprocess_tag (@) {
 
 	foreach my $tag (keys %params) {
 		$tag=linkpage($tag);
+		
 		# hidden WikiLink
-		add_link($page, tagpage($tag), 'tag');
+		add_link($page, taglink($tag), 'tag');
+		
+		gentag($tag);
 	}
 		
 	return "";
@@ -84,14 +164,16 @@ sub preprocess_taglink (@) {
 	return join(" ", map {
 		if (/(.*)\|(.*)/) {
 			my $tag=linkpage($2);
-			add_link($params{page}, tagpage($tag), 'tag');
-			return taglink($params{page}, $params{destpage}, $tag,
+			add_link($params{page}, taglink($tag), 'tag');
+			gentag($tag);
+			return htmllink_tag($params{page}, $params{destpage}, $tag,
 				linktext => pagetitle($1));
 		}
 		else {
 			my $tag=linkpage($_);
-			add_link($params{page}, tagpage($tag), 'tag');
-			return taglink($params{page}, $params{destpage}, $tag);
+			add_link($params{page}, taglink($tag), 'tag');
+			gentag($tag);
+			return htmllink_tag($params{page}, $params{destpage}, $tag);
 		}
 	}
 	grep {
@@ -109,15 +191,18 @@ sub pagetemplate (@) {
 
 	$template->param(tags => [
 		map { 
-			link => taglink($page, $destpage, $_, rel => "tag")
+			link => htmllink_tag($page, $destpage, $_,
+					rel => "tag", linktext => tagname($_))
 		}, sort keys %$tags
 	]) if defined $tags && %$tags && $template->query(name => "tags");
 
 	if ($template->query(name => "categories")) {
 		# It's an rss/atom template. Add any categories.
 		if (defined $tags && %$tags) {
-			$template->param(categories => [map { category => $_ },
-				sort keys %$tags]);
+			eval q{use HTML::Entities};
+			$template->param(categories =>
+				[map { category => HTML::Entities::encode_entities_numeric(tagname($_)) },
+					sort keys %$tags]);
 		}
 	}
 }
@@ -125,7 +210,9 @@ sub pagetemplate (@) {
 package IkiWiki::PageSpec;
 
 sub match_tagged ($$;@) {
-	return match_link($_[0], IkiWiki::Plugin::tag::tagpage($_[1]), linktype => 'tag');
+	my $page=shift;
+	my $glob=IkiWiki::Plugin::tag::taglink(shift);
+	return match_link($page, $glob, linktype => 'tag', @_);
 }
 
 1