X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=lib%2Foperator.rb;h=a0104fb4bc831654038520b047f19337068d3169;hb=d8ecc09d2b43654df977f63e26b9ef6bb233e74d;hp=316bcbb6681362f1f10b2292e25a897efffea207;hpb=a932d128294165749ee3c60667077b1c1463db56;p=pettanr%2Fpettanr.git

diff --git a/lib/operator.rb b/lib/operator.rb
index 316bcbb6..a0104fb4 100644
--- a/lib/operator.rb
+++ b/lib/operator.rb
@@ -7,6 +7,15 @@ class Operator
   end
   
   #InstanceMethods
+  def find_user
+    @operators.each do |operator|
+      return operator if operator.is_a?(User)
+      return operator.user if operator.is_a?(Author)
+      return operator.user if operator.is_a?(Artist)
+    end
+    nil
+  end
+  
   def find_author
     @operators.each do |operator|
       return operator if operator.is_a?(Author)
@@ -32,6 +41,11 @@ class Operator
     nil
   end
   
+  def user
+    return @user if @user
+    @user = find_user
+  end
+  
   def author
     return @author if @author
     @author = find_author