markdown bug filed

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

diff --git a/IkiWiki/Plugin/map.pm b/IkiWiki/Plugin/map.pm
index 3c41194f47f32cf51f782c72a1c74a085a98e21e..65a6ed552e9b28ebf7abb516543e2575200a5aca 100644 (file)
--- a/IkiWiki/Plugin/map.pm
+++ b/IkiWiki/Plugin/map.pm
@@ -9,7 +9,7 @@ package IkiWiki::Plugin::map;
 
 use warnings;
 use strict;
-use IkiWiki;
+use IkiWiki 2.00;
 
 sub import { #{{{
        hook(type => "preprocess", id => "map", call => \&preprocess);
@@ -19,44 +19,100 @@ sub preprocess (@) { #{{{
        my %params=@_;
        $params{pages}="*" unless defined $params{pages};
        
-       # Needs to update whenever a page is added or removed, so
-       # register a dependency.
-       add_depends($params{page}, $params{pages});
-       
+       my $common_prefix;
+
        # Get all the items to map.
-       my @mapitems = ();
-       foreach my $page (keys %links) {
-               if (pagespec_match($page, $params{pages}, $params{page})) {
-                       push @mapitems, $page;
+       my %mapitems;
+       foreach my $page (keys %pagesources) {
+               if (pagespec_match($page, $params{pages}, location => $params{page})) {
+                       $mapitems{$page}=1;
+
+                       # 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]) {
+                                       $common_prefix.=shift(@a);
+                                       shift @b;
+                               }
+                       }
                }
        }
+       
+       # Common prefix should not be a page in the map.
+       while (defined $common_prefix && length $common_prefix &&
+              exists $mapitems{$common_prefix}) {
+               $common_prefix=IkiWiki::dirname($common_prefix);
+       }
+
+       # Needs to update whenever a page is added or removed, so
+       # register a dependency.
+       add_depends($params{page}, $params{pages});
+       # Explicitly add all currently shown pages, to detect when pages
+       # are removed.
+       add_depends($params{page}, join(" or ", keys %mapitems));
 
        # Create the map.
+       my $parent="";
        my $indent=0;
        my $openli=0;
-       my $map = "<div class='map'>\n";
-       $map .= "<ul>\n";
-       foreach my $item (sort @mapitems) {
-               my $depth = ($item =~ tr/\//\//);
+       my $map = "<div class='map'>\n<ul>\n";
+       foreach my $item (sort keys %mapitems) {
+               $item=~s/^\Q$common_prefix\E\///
+                       if defined $common_prefix && length $common_prefix;
+               my $depth = ($item =~ tr/\//\//) + 1;
+               my $baseitem=IkiWiki::dirname($item);
+               while (length $parent && length $baseitem && $baseitem !~ /^\Q$parent\E(\/|$)/) {
+                       $parent=IkiWiki::dirname($parent);
+                       $indent--;
+                       $map .= "</li>\n";
+                       if ($indent > 0) {
+                               $map .= "</ul>\n";
+                       }
+               }
                while ($depth < $indent) {
                        $indent--;
-                       $map.="</li></ul>\n";
+                       $map .= "</li>\n";
+                       if ($indent > 0) {
+                               $map .= "</ul>\n";
+                       }
                }
+               my @bits=split("/", $item);
+               my $p="";
+               $p.="/".shift(@bits) for 1..$indent;
                while ($depth > $indent) {
                        $indent++;
-                       $map.="<ul>\n";
-                       $openli=0;
+                       if ($indent > 1) {
+                               $map .= "<ul>\n";
+                       }
+                       if ($depth > $indent) {
+                               $p.="/".shift(@bits);
+                               $map .= "<li>"
+                                       .htmllink($params{page}, $params{destpage}, $p, class => "mapparent")
+                                       ."\n";
+                               $openli=1;
+                       }
+                       else {
+                               $openli=0;
+                       }
                }
                $map .= "</li>\n" if $openli;
                $map .= "<li>"
-                       .htmllink($params{page}, $params{destpage}, $item) ."\n";
+                       .htmllink($params{page}, $params{destpage}, 
+                               "/".$common_prefix."/".$item, class => "mapitem")
+                       ."\n";
                $openli=1;
+               $parent=$item;
        }
        while ($indent > 0) {
                $indent--;
-               $map.="</li></ul>\n";
+               $map .= "</li>\n</ul>\n";
        }
-       $map .= "</li></ul>\n";
        $map .= "</div>\n";
        return $map;
 } # }}}