[% # site map
# expects to be set:
# nav - cache navigator object
# rel_doc_root - relative docs path (only for chapters!)
-%]
[%
# first go up to the absolute root
l = nav; # remember last valid node
p = nav.up;
WHILE p;
l = p;
p = p.up;
END;
p = l; # last valid node
# now go to the left
p = p.first;
# now recursively render all levels
IF p.parent_rel_path.defined;
prefix = p.parent_rel_path;
ELSE;
prefix = ".";
END;
IF rel_doc_root.defined;
prefix = "$prefix/$rel_doc_root";
END;
# walk through the top level nodes
count = 0;
selected = 0;
current = p;
buttons = [];
p = p.first;
WHILE p;
count = count + 1;
link = INCLUDE link prefix=prefix link=p.meta.link;
buttons.push({link => link, text => p.meta.stitle});
IF p.id == current.id;
selected = count;
END;
p = p.next; # next node
END;
-%]
