修改用户活动的问题

app/controllers/users_controller.rb

@@ -212,9 +212,13 @@ class UsersController < ApplicationController
     # @activity_pages = Paginator.new @activity_count, @limit, params['page']
     # @offset ||= @activity_pages.offset 
     # @events_by_day_ = @events.slice(@offset,@limit)
-    watcher = User.watched_by(@user)
-    watcher.push(User.current)
-    activity = Activity.where('user_id in (?)', watcher).order('id desc')
+    if @user == User.current
+        watcher = User.watched_by(@user)
+        watcher.push(User.current)
+        activity = Activity.where('user_id in (?)', watcher).order('id desc') 
+    else
+        activity = Activity.where('user_id = ?', @user.id).order('id desc') 
+    end
     @offset, @limit = api_offset_and_limit({:limit => 10})
     @activity_count = activity.count
     @activity_pages = Paginator.new @activity_count, @limit, params['page']