X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/ee1ad53c4c2710aa7ded61bdc56f3a8cce514f22..2a60cda1729ead6dd2f13fc40ef1dccec5b30d92:/IkiWiki/Plugin/tag.pm

diff --git a/IkiWiki/Plugin/tag.pm b/IkiWiki/Plugin/tag.pm
index 48ed1a8f8..e4c8a1155 100644
--- a/IkiWiki/Plugin/tag.pm
+++ b/IkiWiki/Plugin/tag.pm
@@ -4,35 +4,127 @@ package IkiWiki::Plugin::tag;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 
-my %tags;
-
-sub import { #{{{
+sub import {
 	hook(type => "getopt", id => "tag", call => \&getopt);
-	hook(type => "preprocess", id => "tag", call => \&preprocess, scan => 1);
+	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);
-} # }}}
 
-sub getopt () { #{{{
+	IkiWiki::loadplugin("transient");
+}
+
+sub getopt () {
 	eval q{use Getopt::Long};
 	error($@) if $@;
 	Getopt::Long::Configure('pass_through');
 	GetOptions("tagbase=s" => \$config{tagbase});
-} #}}}
+}
+
+sub getsetup () {
+	return
+		plugin => {
+			safe => 1,
+			rebuild => undef,
+		},
+		tagbase => {
+			type => "string",
+			example => "tag",
+			description => "parent page tags are located under",
+			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 ($) { #{{{
+sub taglink ($) {
 	my $tag=shift;
-			
-	if (exists $config{tagbase} &&
+	
+	if ($tag !~ m{^/} &&
 	    defined $config{tagbase}) {
-		$tag=$config{tagbase}."/".$tag;
+		$tag="/".$config{tagbase}."/".$tag;
+		$tag=~y#/#/#s; # squash dups
 	}
 
 	return $tag;
-} #}}}
+}
+
+# Returns a tag name from a tag link
+sub tagname ($) {
+	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, $destpage, taglink($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/^\///;
+		}
+
+		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);
 
-sub preprocess (@) { #{{{
+			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 (@) {
 	if (! @_) {
 		return "";
 	}
@@ -43,34 +135,72 @@ sub preprocess (@) { #{{{
 	delete $params{preview};
 
 	foreach my $tag (keys %params) {
-		$tag=IkiWiki::linkpage($tag);
-		$tags{$page}{$tag}=1;
+		$tag=linkpage($tag);
+		
 		# hidden WikiLink
-		push @{$links{$page}}, tagpage($tag);
+		add_link($page, taglink($tag), 'tag');
+		
+		gentag($tag);
 	}
 		
 	return "";
-} # }}}
+}
+
+sub preprocess_taglink (@) {
+	if (! @_) {
+		return "";
+	}
+	my %params=@_;
+	return join(" ", map {
+		if (/(.*)\|(.*)/) {
+			my $tag=linkpage($2);
+			add_link($params{page}, taglink($tag), 'tag');
+			gentag($tag);
+			return htmllink_tag($params{page}, $params{destpage}, $tag,
+				linktext => pagetitle($1));
+		}
+		else {
+			my $tag=linkpage($_);
+			add_link($params{page}, taglink($tag), 'tag');
+			gentag($tag);
+			return htmllink_tag($params{page}, $params{destpage}, $tag);
+		}
+	}
+	grep {
+		$_ ne 'page' && $_ ne 'destpage' && $_ ne 'preview'
+	} keys %params);
+}
 
-sub pagetemplate (@) { #{{{
+sub pagetemplate (@) {
 	my %params=@_;
 	my $page=$params{page};
 	my $destpage=$params{destpage};
 	my $template=$params{template};
 
+	my $tags = $typedlinks{$page}{tag};
+
 	$template->param(tags => [
 		map { 
-			link => htmllink($page, $destpage, tagpage($_))
-		}, sort keys %{$tags{$page}}
-	]) if exists $tags{$page} && %{$tags{$page}} && $template->query(name => "tags");
+			link => htmllink_tag($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 (exists $tags{$page} && %{$tags{$page}}) {
-			$template->param(categories => [map { category => $_ },
-				sort keys %{$tags{$page}}]);
+		if (defined $tags && %$tags) {
+			$template->param(categories => [map { category => tagname($_) },
+				sort keys %$tags]);
 		}
 	}
-} # }}}
+}
+
+package IkiWiki::PageSpec;
+
+sub match_tagged ($$;@) {
+	my $page=shift;
+	my $glob=IkiWiki::Plugin::tag::taglink(shift);
+	return match_link($page, $glob, linktype => 'tag', @_);
+}
 
 1