diff --git a/app/models/changeset.rb b/app/models/changeset.rb
index e3e7ac705..93248850b 100644
--- a/app/models/changeset.rb
+++ b/app/models/changeset.rb
@@ -18,6 +18,9 @@
 class Changeset < ActiveRecord::Base
   belongs_to :repository
   belongs_to :user
+
+  after_save :be_user_score # user_score
+
   has_many :filechanges, :class_name => 'Change', :dependent => :delete_all
   # fq
   has_many :acts, :class_name => 'Activity', :as => :act, :dependent => :destroy
@@ -292,4 +295,14 @@ class Changeset < ActiveRecord::Base
   def self.to_utf8(str, encoding)
     Redmine::CodesetUtil.to_utf8(str, encoding)
   end
+
+  private
+
+  # update user score
+  def be_user_score
+    if self.new_record?
+      UserScore.project(:push_code, self.user, { changeset_id: self.id })
+    end
+  end
+
 end
diff --git a/app/models/user_score.rb b/app/models/user_score.rb
index e9975a3eb..3857eaec4 100644
--- a/app/models/user_score.rb
+++ b/app/models/user_score.rb
@@ -144,9 +144,12 @@ class UserScore < ActiveRecord::Base
   # Returns boolean. 返回积分保存结果
   def self.project(operate, current_user, options={})
     current_user, target_user = get_users(current_user, nil)
-    user_score = current_user.user_score_attr
+    user_score = current_user.try(:user_score_attr)
+    return false if current_user.nil?
     case operate 
     when :push_code         # current_user 提交了代码
+      user_score = user_score.active.to_i + 4
+      user_score.save
       Rails.logger.debug "[UserScore#project] ===> User: [#{current_user.id},#{current_user.name}] pushed code one time. options => (#{options.to_s})"
     when :push_document     # current_user 
       user_score.active = user_score.active.to_i + 4
diff --git a/app/views/users/user_watchlist.html.erb b/app/views/users/user_watchlist.html.erb
index f20b80eef..bc4a655d8 100644
--- a/app/views/users/user_watchlist.html.erb
+++ b/app/views/users/user_watchlist.html.erb
@@ -13,7 +13,7 @@
       <tr>  <!-- modified by bai 区别了“关注”里个人参与的项目与课程-->
         <td colspan="2" width="580px" ><p class="font_description">
 			<% unless user.memberships.empty? %>
-			<% cond = Project.visible_condition(User.current) + "AND projects.project_type <> 1" %>
+			<% cond = Project.visible_condition(User.current) + " AND projects.project_type <> 1" %>
 			<% memberships = user.memberships.all(:conditions => cond) %>
 			<%= l(:label_x_contribute_to, :count => memberships.count) %>
 			<% for member in memberships %>
@@ -23,7 +23,7 @@
 			</p>
 			<p class="font_description">
 			<% unless user.memberships.empty? %>
-			<% cond = Project.visible_condition(User.current) + "AND projects.project_type = 1" %>
+			<% cond = Project.visible_condition(User.current) + " AND projects.project_type = 1" %>
 			<% memberships = user.memberships.all(:conditions => cond) %>
 			<%= l(:label_x_course_contribute_to, :count => memberships.count) %>
 			<% for member in memberships %>