app/models/taxonomy_term.rb in daengine-0.3.8.2 vs app/models/taxonomy_term.rb in daengine-0.3.8.3

@@ -27,6 +27,21 @@
 
   def self.label_for_term(term_id)
     where(term_id: term_id).try(:first).try(:label) if term_id
   end
 
+  def ancestor?(term)
+    if(parent_term)
+      (parent_term == term) or parent_term.ancestor?(term)
+    else
+      false
+    end
+  end
+
+  def descendant?(term)
+    # accept either an ID string or a term
+    term_id = term.is_a?(String) ? term : term.try(:term_id)
+    # loop thru child terms and look for the id
+    child_term_ids.index(term_id) or child_terms.detect {|c| c.descendant? term_id }
+  end
+
 end