id转换成用户名

app/helpers/application_helper.rb

@@ -33,6 +33,12 @@ module ApplicationHelper
   extend Forwardable
   def_delegators :wiki_helper, :wikitoolbar_for, :heads_for_wiki_formatter
 
+  def user_path(resource, parameters = {})
+    if Fixnum ===  resource
+      resource = User.find(resource)
+    end
+    super
+  end
 
   # def user_blogs_path(resource,parameters={})
   #   super

app/models/user.rb

@@ -311,6 +311,11 @@ class User < Principal
     )
   end
 
+  # id 转换成 登录名
+  def to_param
+    Fixnum === self.login ? id : login
+  end
+
   # ======================================================================
   def my_workplace
     self.user_extensions.try(:occupation).to_s