diff --git a/app/controllers/bids_controller.rb b/app/controllers/bids_controller.rb
index 13ef9be5d..9161287bf 100644
--- a/app/controllers/bids_controller.rb
+++ b/app/controllers/bids_controller.rb
@@ -7,7 +7,7 @@ class BidsController < ApplicationController
   menu_item :homework_respond, :only => :homework_respond
   menu_item :homework_statistics, :only => :homework_statistics
   #Ended by young
-  before_filter :find_bid, :only => [:show, :show_project, :create, :destroy, :more, :back, :add,:new,:show_results,:set_reward, :add_homework, :fork, :create_fork, 
+  before_filter :find_bid, :only => [:show, :show_project, :create,:destroy,:more,:back,:add,:new,:show_results,:set_reward, :add_homework, :fork, :create_fork,
                 :show_course, :show_bid_project, :show_bid_user]
   before_filter :require_login,:only => [:set_reward, :destroy, :add, :new, ]
 
@@ -27,8 +27,6 @@ class BidsController < ApplicationController
     else
       @bids = Bid.visible.where('reward_type = ?', 1)
     end
-    
-   
 
     @bids = @bids.like(params[:name]) if params[:name].present?
     @bid_count = @bids.count
@@ -206,7 +204,7 @@ class BidsController < ApplicationController
          format.html {
         render :layout => 'base_contest'
       }
-      end 
+      end
       format.api
 
     end
@@ -232,12 +230,12 @@ class BidsController < ApplicationController
          format.html {
         render :layout => 'base_contest'
       }
-      end 
+      end
       format.api
 
     end
   end
-  
+
   def show_bid_project
     bids = Bid.where('parent_id = ?', @bid.id)
     @projects = []
@@ -258,12 +256,12 @@ class BidsController < ApplicationController
          format.html {
         render :layout => 'base_contest'
       }
-      end 
+      end
       format.api
 
     end
   end
-  
+
   def show_bid_user
     bids = Bid.where('parent_id = ?', @bid.id)
     @users = []
@@ -286,7 +284,7 @@ class BidsController < ApplicationController
          format.html {
         render :layout => 'base_contest'
       }
-      end 
+      end
       format.api
 
     end
@@ -310,6 +308,18 @@ class BidsController < ApplicationController
     # @project = Project.where("id in []", a)
     @user = @bid.author
     @bidding_project = @bid.biding_projects.all
+    if params[:student_id].present?
+      @temp = []
+      @bidding_project.each do |pro|
+        if pro.project && pro.project.project_status
+          if /#{params[:student_id]}/ =~  pro.user.user_extensions.student_id
+            @temp << pro
+          end
+        end
+        @temp
+      end
+      @bidding_project = @temp
+    else
     #added by nie
     @temp = []
     @bidding_project.each do |pro|
@@ -319,9 +329,11 @@ class BidsController < ApplicationController
       @temp
     end
     if @temp.size > 0
-      @bidding_project = @temp.sort {|a,b| b.project.project_status.grade <=> a.project.project_status.grade} 
+        @bidding_project = @temp.sort {|a,b| b.project.project_status.grade <=> a.project.project_status.grade}
     end
     #ended
+    end
+
     if @bid.homework_type == 1
       @homework = HomeworkAttach.new
       @homework_list = @bid.homeworks
@@ -340,7 +352,7 @@ class BidsController < ApplicationController
          format.html {
         render :layout => 'base_contest'
       }
-      end 
+      end
       format.api
     end
   end
@@ -369,7 +381,7 @@ class BidsController < ApplicationController
           format.html {
         render :layout => 'base_contest'
       }
-      end 
+      end
       format.api
     end
   end
diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index af968144f..eab4feff8 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -536,7 +536,7 @@ class ProjectsController < ApplicationController
               r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
               m = Member.new(:user => User.current, :roles => [r])
               project = ProjectInfo.new(:user_id => User.current.id, :project_id => @project.id)
-              UserGrade.create(:user_id => User.current.id, :project_id => @project.id, :grade => 0)
+              user_grades =  UserGrade.create(:user_id => User.current.id, :project_id => @project.id)
               if params[:project][:is_public] == '1' 
                  project_status = ProjectStatus.create(:project_id => @project.id, :watchers_count => 0, :changesets_count => 0, :grade => 0, :project_type => @course_tag)
               end
@@ -590,6 +590,7 @@ class ProjectsController < ApplicationController
             r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
             m = Member.new(:user => User.current, :roles => [r])
             project = ProjectInfo.new(:user_id => User.current.id, :project_id => @project.id)
+            user_grades =  UserGrade.create(:user_id => User.current.id, :project_id => @project.id)
             if params[:project][:is_public] == '1' || @course_tag=="1"
                project_status = ProjectStatus.create(:project_id => @project.id, :watchers_count => 0, :changesets_count => 0)
             end
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index cb6b2d677..abb9b3079 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -112,7 +112,9 @@ class UsersController < ApplicationController
     for user in @watcher
       events << Redmine::Activity::Fetcher.new(User.current, :author => @user).events(nil, nil, :limit => 30)
     end
-
+    
+    
+    
     @events_by_day = events.group_by(&:event_date)
 
     unless User.current.admin?
@@ -424,6 +426,23 @@ class UsersController < ApplicationController
       @state = 0
     end
     
+    if params[:user].present?
+      user_temp = User.find_by_sql("select id from users where firstname like '%#{params[:user]}%' or lastname like '%#{params[:user]}%'")
+      if user_temp.size > 1
+        activity = Activity.where('user_id in (?)', user_temp).order('id desc') 
+      elsif user_temp.size == 1
+        activity = Activity.where('user_id = ?', user_temp).order('id desc') 
+      else
+        activity = Activity.where("1 = 0")
+      end
+      @offset, @limit = api_offset_and_limit({:limit => 10})
+      @activity_count = activity.count 
+      @activity_pages = Paginator.new @activity_count, @limit, params['page']
+      @offset ||= @activity_pages.offset
+      @activity = activity.offset(@offset).limit(@limit) 
+      @state = 0
+    end
+    
     
 #Modified by nie
     unless User.current.admin?
diff --git a/app/views/bids/_list_projects.html.erb b/app/views/bids/_list_projects.html.erb
index 790ee53d2..cd0494aea 100644
--- a/app/views/bids/_list_projects.html.erb
+++ b/app/views/bids/_list_projects.html.erb
@@ -1,6 +1,25 @@
-
+<%= form_tag(:controller => 'bids', :action => "show_project", :method => :get) do %>
+<div class="project-search-block">
+	<table width="100%" valign="center">
+		<tr>
+			<td width="16%"><span style="margin-left:0px"><%= l(:label_task_plural)%></span></td>
+			
+           
+           
+            <td align="right">
+			<div class="project-search">
+				<%= text_field_tag 'student_id', params[:student_id], :size => 30 %>
+				<%= submit_tag l(:label_search_by_student_id), :class => "small", :name => nil %>	
+			</div></td>
+		</tr>
+	</table>
+</div>
+<% end %>
 <% bidding_project.each do |b_project|%>
 <% if b_project.project %>
+
+
+
 <table width="90%" border="0" align='center'>
 	<tr>
 		<td>
@@ -24,7 +43,7 @@
 						
 						<td style="color: red;" align="right" valign="0.1em" width="16%">
 							<strong><span id="reward_result_<%=b_project.id%>"> <!-- 调用js进行刷新 -->
-						    <%=  l(:label_system_grade) %>:<%= (b_project.project.project_status.nil? ? 0 : b_project.project.project_status.grade) unless (b_project.project.project_status.nil? && b_project.project.nil?) %>
+						    <%=  l(:label_system_grade) %>:<%= (b_project.project.project_status.nil? ? 0.0 : b_project.project.project_status.grade) unless (b_project.project.project_status.nil? && b_project.project.nil?) %>
 							<% if get_prize(b_project).nil? or get_prize(b_project) == "" %>
 									<% if  @bid.deadline < Date.today %>
 					    	           	<%= l(:label_noawards)%>
diff --git a/app/views/layouts/base_users.html.erb b/app/views/layouts/base_users.html.erb
index 5b031bda1..bf17535d6 100644
--- a/app/views/layouts/base_users.html.erb
+++ b/app/views/layouts/base_users.html.erb
@@ -213,12 +213,14 @@
 								<%= render_menu :user_menu %>
 								<% end %>
 							</div>
+							
 							<%= yield %>
 							<%= call_hook :view_layouts_base_content %>
 							<div style="clear:both;"></div>
 							<%= render_flash_messages %>
 
 						</div>
+					
 						<%= render :partial => 'layouts/base_footer'%>
 					</div>
 					<div id="ajax-indicator" style="display:none;">
diff --git a/app/views/projects/_project.html.erb b/app/views/projects/_project.html.erb
index d7c454bc3..c1bbf24e7 100644
--- a/app/views/projects/_project.html.erb
+++ b/app/views/projects/_project.html.erb
@@ -89,7 +89,7 @@
 	</div>
 	<div class="grade">
 		<% if @project.project_type !=1 %>
-		<%= content_tag('span', "#{l(:label_project_grade)}: ")%><span style='color:red'><%= @project.project_status.grade%></span>
+		<%= content_tag('span', "#{l(:label_project_grade)}: ")%><span style='color:red'><%=@project.project_status ? @project.project_status.grade : 0.0 %></span>
 	    <% end %>
 	</div>
 	<!--   added by  liuping  -->
diff --git a/app/views/projects/search.html.erb b/app/views/projects/search.html.erb
index 195e49618..7363b63c0 100644
--- a/app/views/projects/search.html.erb
+++ b/app/views/projects/search.html.erb
@@ -12,10 +12,13 @@
 				</span></td>
 			<td valign="center"><%= link_to(l(:label_project_new), {:controller => 'projects', :action => 'new'}, :class => 'icon icon-add') if User.current.allowed_to?(:add_project, nil, :global => true) %></td>
 				<% else %>
-				<%= l(:label_new_course)%>
-				
+				   
+				   <%= l(:label_new_course)%>
+				   
 				</span></td>
+		   <% if User.current.user_extensions.identity == 0 %>
 			<td valign="center"><%= link_to(l(:label_course_new), {:controller => 'projects', :action => 'new', :course => 1, :project_type => @project_type}, :class => 'icon icon-add') if User.current.allowed_to?(:add_project, nil, :global => true) %></td>
+           <% end %>
            <% end %>
 			<td align="right">
 			<div class="project-search">
diff --git a/app/views/users/show.html.erb b/app/views/users/show.html.erb
index 3daeeb116..26cfd31b5 100644
--- a/app/views/users/show.html.erb
+++ b/app/views/users/show.html.erb
@@ -1,6 +1,22 @@
 <% if User.current.id == @user.id%>
 <%= show_activity @state%>
+<%= form_tag(:controller => 'users', :action => "show") do %>
+<div class="user-search-block">
+	<table width="100%" valign="center">
+		<tr>
+            <td align="right">
+			<div class="project-search">
+				<%= text_field_tag 'user', params[:user], :size => 30 %>
+				<%= submit_tag l(:label_search_by_user), :class => "small", :name => nil %>	
+			</div></td>
+		</tr>
+	</table>
+</div>
 <% end %>
+<% end %>
+
+
+
 <% unless @state == 2%>
 <% unless @activity.empty? %>
 <div id="activity">
diff --git a/app/views/users/user_activities.html.erb b/app/views/users/user_activities.html.erb
index b094ce70f..813815a29 100644
--- a/app/views/users/user_activities.html.erb
+++ b/app/views/users/user_activities.html.erb
@@ -19,6 +19,7 @@
 
 
 <% unless @events_by_day.empty? %>
+
 <div id="activity">
 <% @events_by_day.keys.sort.reverse.each do |day| %>
 <% @events_by_day[day].sort {|x,y| y.event_datetime <=> x.event_datetime }.each do |e| -%>
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 8996b794d..b10005539 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -827,7 +827,7 @@ zh:
   label_user_login: "最后登录:"
   label_user_mail: "邮件地址:"
   label_user_joinin: "加入时间:"
-  label_user_activities: 您当前还没有活动，快来加入我们吧！
+  label_user_activities: 您没有关注该用户，请尝试重新输入！
   label_user_activities_other: 该用户暂无任何动态！
   label_project_overview: "概述"
   label_project_tool: "工具"
@@ -1603,6 +1603,8 @@ zh:
     one: 份资料
     other: 份资料
   
+
+  
   #add by men
   label_technicl_title_professor: 教授
   label_technicl_title_associate_professor: 副教授
@@ -1663,4 +1665,7 @@ zh:
   label_has_watched_project: 关注的项目
   label_project_take: 参与的项目
   label_peoject_take_in: 加入了项目：
+  label_search_by_user: 按用户搜索
   label_update_homework_succeed: 作业更新成功
+  label_task_plural: 作业
+  label_search_by_student_id: 按学号过滤
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 7b6a13ae4..cbebb4ffe 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -81,6 +81,7 @@ RedmineApp::Application.routes.draw do
 
   get 'projects/:id/issues/report', :to => 'reports#issue_report', :as => 'project_issues_report'
   get 'projects/:id/issues/report/:detail', :to => 'reports#issue_report_details', :as => 'project_issues_report_details'
+  post '/users/:id/user_activities', :to => 'users#show', :as => "user_activities"
   
   #added by young
   resources :users do 
diff --git a/db/schema.rb b/db/schema.rb
index 7b97e6911..00647a7cc 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,15 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20131021024144) do
+ActiveRecord::Schema.define(:version => 20131031093317) do
+
+  create_table "a_user_watchers", :force => true do |t|
+    t.string   "name"
+    t.text     "description"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+    t.integer  "member_id"
+  end
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -163,12 +171,15 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
     t.string   "code"
     t.integer  "time"
     t.string   "extra"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
+    t.datetime "created_at",   :null => false
+    t.datetime "updated_at",   :null => false
     t.string   "location"
     t.string   "term"
     t.string   "string"
     t.string   "password"
+    t.string   "setup_time"
+    t.string   "endup_time"
+    t.string   "class_period"
   end
 
   create_table "custom_fields", :force => true do |t|
@@ -279,9 +290,9 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
   add_index "issue_categories", ["project_id"], :name => "issue_categories_project_id"
 
   create_table "issue_relations", :force => true do |t|
-    t.integer "issue_from_id",                 :null => false
-    t.integer "issue_to_id",                   :null => false
-    t.string  "relation_type", :default => "", :null => false
+    t.integer "issue_from_id", :null => false
+    t.integer "issue_to_id",   :null => false
+    t.string  "relation_type", :null => false
     t.integer "delay"
   end
 
@@ -423,6 +434,22 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
   add_index "messages", ["last_reply_id"], :name => "index_messages_on_last_reply_id"
   add_index "messages", ["parent_id"], :name => "messages_parent_id"
 
+  create_table "messages_for_bids", :force => true do |t|
+    t.string   "message"
+    t.integer  "user_id"
+    t.integer  "bid_id"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
+  create_table "messages_for_users", :force => true do |t|
+    t.integer  "messager_id"
+    t.integer  "user_id"
+    t.string   "message"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
   create_table "news", :force => true do |t|
     t.integer  "project_id"
     t.string   "title",          :limit => 60, :default => "", :null => false
@@ -482,10 +509,20 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
     t.integer "watchers_count"
     t.integer "project_id"
     t.integer "project_type"
-    t.float   "grade",            :default => 0.0
+    t.integer "gitlab_group_id",  :limit => 8
   end
 
-  add_index "project_statuses", ["grade"], :name => "index_project_statuses_on_grade"
+  add_index "project_statuses", ["changesets_count"], :name => "index_project_statuses_on_changesets_count"
+  add_index "project_statuses", ["watchers_count"], :name => "index_project_statuses_on_watchers_count"
+
+  create_table "project_tags", :force => true do |t|
+    t.integer  "project_id"
+    t.integer  "tag_id"
+    t.string   "description"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+    t.integer  "user_id"
+  end
 
   create_table "projects", :force => true do |t|
     t.string   "name",            :default => "",    :null => false
@@ -530,17 +567,18 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
   add_index "queries", ["user_id"], :name => "index_queries_on_user_id"
 
   create_table "repositories", :force => true do |t|
-    t.integer "project_id",                  :default => 0,     :null => false
-    t.string  "url",                         :default => "",    :null => false
-    t.string  "login",         :limit => 60, :default => ""
-    t.string  "password",                    :default => ""
-    t.string  "root_url",                    :default => ""
+    t.integer "project_id",                   :default => 0,     :null => false
+    t.string  "url",                          :default => "",    :null => false
+    t.string  "login",          :limit => 60, :default => ""
+    t.string  "password",                     :default => ""
+    t.string  "root_url",                     :default => ""
     t.string  "type"
-    t.string  "path_encoding", :limit => 64
-    t.string  "log_encoding",  :limit => 64
+    t.string  "path_encoding",  :limit => 64
+    t.string  "log_encoding",   :limit => 64
     t.text    "extra_info"
     t.string  "identifier"
-    t.boolean "is_default",                  :default => false
+    t.boolean "is_default",                   :default => false
+    t.string  "git_project_id"
   end
 
   add_index "repositories", ["project_id"], :name => "index_repositories_on_project_id"
@@ -554,26 +592,6 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
     t.string  "issues_visibility", :limit => 30, :default => "default", :null => false
   end
 
-  create_table "seems_rateable_cached_ratings", :force => true do |t|
-    t.integer  "cacheable_id",   :limit => 8
-    t.string   "cacheable_type"
-    t.float    "avg",                         :null => false
-    t.integer  "cnt",                         :null => false
-    t.string   "dimension"
-    t.datetime "created_at",                  :null => false
-    t.datetime "updated_at",                  :null => false
-  end
-
-  create_table "seems_rateable_rates", :force => true do |t|
-    t.integer  "rater_id",      :limit => 8
-    t.integer  "rateable_id"
-    t.string   "rateable_type"
-    t.float    "stars",                      :null => false
-    t.string   "dimension"
-    t.datetime "created_at",                 :null => false
-    t.datetime "updated_at",                 :null => false
-  end
-
   create_table "settings", :force => true do |t|
     t.string   "name",       :default => "", :null => false
     t.text     "value"
@@ -584,9 +602,9 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
 
   create_table "shares", :force => true do |t|
     t.date     "created_on"
-    t.string   "url"
     t.string   "title"
-    t.integer  "share_type"
+    t.string   "share_type"
+    t.string   "url"
     t.datetime "created_at",  :null => false
     t.datetime "updated_at",  :null => false
     t.integer  "project_id"
@@ -594,6 +612,12 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
     t.string   "description"
   end
 
+  create_table "students", :force => true do |t|
+    t.string   "name"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
   create_table "students_for_courses", :force => true do |t|
     t.integer  "student_id"
     t.integer  "course_id"
@@ -652,7 +676,7 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
   create_table "tokens", :force => true do |t|
     t.integer  "user_id",                  :default => 0,  :null => false
     t.string   "action",     :limit => 30, :default => "", :null => false
-    t.string   "value",      :limit => 40, :default => "", :null => false
+    t.string   "value",      :limit => 40
     t.datetime "created_on",                               :null => false
   end
 
@@ -678,12 +702,13 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
     t.integer  "zip_code"
     t.datetime "created_at",         :null => false
     t.datetime "updated_at",         :null => false
-    t.string   "technical_title"
     t.integer  "identity"
+    t.string   "technical_title"
     t.string   "student_id"
     t.string   "teacher_realname"
     t.string   "student_realname"
     t.string   "location_city"
+    t.string   "git_token"
   end
 
   create_table "user_grades", :force => true do |t|
@@ -720,6 +745,14 @@ ActiveRecord::Schema.define(:version => 20131021024144) do
   add_index "user_statuses", ["grade"], :name => "index_user_statuses_on_grade"
   add_index "user_statuses", ["watchers_count"], :name => "index_user_statuses_on_watchers_count"
 
+  create_table "user_tags", :force => true do |t|
+    t.integer  "user_id"
+    t.integer  "tag_id"
+    t.string   "description"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
   create_table "users", :force => true do |t|
     t.string   "login",                           :default => "",    :null => false
     t.string   "hashed_password",   :limit => 40, :default => "",    :null => false
diff --git a/public/themes/redpenny-master/stylesheets/application.css b/public/themes/redpenny-master/stylesheets/application.css
index 0f1e8781e..78b88c45d 100644
--- a/public/themes/redpenny-master/stylesheets/application.css
+++ b/public/themes/redpenny-master/stylesheets/application.css
@@ -1571,6 +1571,17 @@ div.issue-note .description {
 	overflow: hidden;
 }
 
+/*
+ *Added by nie
+ */
+
+div.user-search-block {
+	display: inline;
+	float: right;
+	margin-top: -65px;
+	
+}
+
  /*issue style  Added by nie
  */
 
@@ -1710,7 +1721,7 @@ div.member_content {
 }
 
 /*
- * Designed for search content
+ * Designed for project#search
  * Added by nie
  */
 div.project-search-block {