Fix failure to close <ul> in maps with no items

[git.ikiwiki.info.git] / IkiWiki / Plugin / map.pm

diff --git a/IkiWiki/Plugin/map.pm b/IkiWiki/Plugin/map.pm
index 328493116e42e29125aca0353062886588e38e5f..826dbbd66ba68dee4401b259c2d3b87ae7e5d1ea 100644 (file)
--- a/IkiWiki/Plugin/map.pm
+++ b/IkiWiki/Plugin/map.pm
@@ -32,32 +32,31 @@ sub preprocess (@) {
 
        # Get all the items to map.
        my %mapitems;
 
        # Get all the items to map.
        my %mapitems;

-       foreach my $page (keys %pagesources) {
-               if (pagespec_match($page, $params{pages}, location => $params{page})) {
-                       if (exists $params{show} && 
-                           exists $pagestate{$page} &&
-                           exists $pagestate{$page}{meta}{$params{show}}) {
-                               $mapitems{$page}=$pagestate{$page}{meta}{$params{show}};
-                       }
-                       else {
-                               $mapitems{$page}='';
-                       }
-                       # Check for a common prefix.
-                       if (! defined $common_prefix) {
-                               $common_prefix=$page;
-                       }
-                       elsif (length $common_prefix &&
-                              $page !~ /^\Q$common_prefix\E(\/|$)/) {
-                               my @a=split(/\//, $page);
-                               my @b=split(/\//, $common_prefix);
-                               $common_prefix="";
-                               while (@a && @b && $a[0] eq $b[0]) {
-                                       if (length $common_prefix) {
-                                               $common_prefix.="/";
-                                       }
-                                       $common_prefix.=shift(@a);
-                                       shift @b;
+       foreach my $page (pagespec_match_list([keys %pagesources],
+                               $params{pages}, location => $params{page})) {
+               if (exists $params{show} && 
+                   exists $pagestate{$page} &&
+                   exists $pagestate{$page}{meta}{$params{show}}) {
+                       $mapitems{$page}=$pagestate{$page}{meta}{$params{show}};
+               }
+               else {
+                       $mapitems{$page}='';
+               }
+               # Check for a common prefix.
+               if (! defined $common_prefix) {
+                       $common_prefix=$page;
+               }
+               elsif (length $common_prefix &&
+                      $page !~ /^\Q$common_prefix\E(\/|$)/) {
+                       my @a=split(/\//, $page);
+                       my @b=split(/\//, $common_prefix);
+                       $common_prefix="";
+                       while (@a && @b && $a[0] eq $b[0]) {
+                               if (length $common_prefix) {
+                                       $common_prefix.="/";

                                }
                                }

+                               $common_prefix.=shift(@a);
+                               shift @b;

                        }
                }
        }
                        }
                }
        }


@@ -81,7 +80,17 @@ sub preprocess (@) {
        my $indent=0;
        my $openli=0;
        my $addparent="";
        my $indent=0;
        my $openli=0;
        my $addparent="";

-       my $map = "<div class='map'>\n<ul>\n";
+       my $map = "<div class='map'>\n";
+
+       # Return empty div if %mapitems is empty
+       if (!scalar(keys %mapitems)) {
+               $map .= "</div>\n";
+               return $map; 
+       } 
+       else { # continue populating $map
+               $map .= "<ul>\n";
+       }
+

        foreach my $item (sort keys %mapitems) {
                my @linktext = (length $mapitems{$item} ? (linktext => $mapitems{$item}) : ());
                $item=~s/^\Q$common_prefix\E\///
        foreach my $item (sort keys %mapitems) {
                my @linktext = (length $mapitems{$item} ? (linktext => $mapitems{$item}) : ());
                $item=~s/^\Q$common_prefix\E\///