push code, add score.

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

app/models/user_score.rb

@@ -126,9 +126,12 @@ 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