分组作业：组内每个成员都复制一份组长的作业，得分相同

app/controllers/student_work_controller.rb

@@ -410,11 +410,11 @@ class StudentWorkController < ApplicationController
       #开放作品 || 老师 || 超级管理员 || 禁用匿评&&作业截止&&已提交作品 显示所有列表
       if (@homework.is_open == 1 && @course.is_public == 1) || (@homework.is_open == 1 && @course.is_public == 0 && User.current.member_of_course?(@course)) || @is_teacher || User.current.admin? || (User.current.member_of_course?(@course) && @homework.anonymous_comment == 1 && Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.now.strftime("%Y-%m-%d") && !@homework.student_works.has_committed.where(:user_id => User.current.id).empty?)
         if @order == 'lastname'
-          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,student_works.work_score as score").joins(:user).where("users.id in #{student_in_group}").order("CONVERT(lastname USING gbk) COLLATE gbk_chinese_ci #{@b_sort}, login #{@b_sort}"),@name
+          @stundet_works = search_homework_member @homework.student_works.no_copy.select("student_works.*,student_works.work_score as score").joins(:user).where("users.id in #{student_in_group}").order("CONVERT(lastname USING gbk) COLLATE gbk_chinese_ci #{@b_sort}, login #{@b_sort}"),@name
         elsif @order == 'student_id'
-          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,student_works.work_score as score").joins(:user).where("users.id in #{student_in_group}").joins("join user_extensions on student_works.user_id = user_extensions.user_id").order("#{@order} #{@b_sort}"),@name
+          @stundet_works = search_homework_member @homework.student_works.no_copy.select("student_works.*,student_works.work_score as score").joins(:user).where("users.id in #{student_in_group}").joins("join user_extensions on student_works.user_id = user_extensions.user_id").order("#{@order} #{@b_sort}"),@name
         else
-          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,student_works.work_score as score").joins(:user).where("users.id in #{student_in_group}").order("#{@order} #{@b_sort}"),@name
+          @stundet_works = search_homework_member @homework.student_works.no_copy.select("student_works.*,student_works.work_score as score").joins(:user).where("users.id in #{student_in_group}").order("#{@order} #{@b_sort}"),@name
         end
         @show_all = true
       elsif User.current.member_of_course?(@course)
@@ -476,11 +476,11 @@ class StudentWorkController < ApplicationController
     else
       if (@homework.is_open == 1 &&@course.is_public == 1) || (@homework.is_open == 1 && @course.is_public == 0 && User.current.member_of_course?(@course)) || @is_teacher || User.current.admin? || (User.current.member_of_course?(@course) && @homework.anonymous_comment == 1 && Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.now.strftime("%Y-%m-%d") && !@homework.student_works.has_committed.where(:user_id => User.current.id).empty?)
         if @order == 'lastname'
-          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,student_works.work_score as score").joins(:user).order("CONVERT(lastname USING gbk) COLLATE gbk_chinese_ci #{@b_sort}, login #{@b_sort}"),@name
+          @stundet_works = search_homework_member @homework.student_works.no_copy.select("student_works.*,student_works.work_score as score").joins(:user).order("CONVERT(lastname USING gbk) COLLATE gbk_chinese_ci #{@b_sort}, login #{@b_sort}"),@name
         elsif @order == 'student_id'
-          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,student_works.work_score as score").joins("join user_extensions on student_works.user_id = user_extensions.user_id").order("#{@order} #{@b_sort}"),@name
+          @stundet_works = search_homework_member @homework.student_works.no_copy.select("student_works.*,student_works.work_score as score").joins("join user_extensions on student_works.user_id = user_extensions.user_id").order("#{@order} #{@b_sort}"),@name
         else
-          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,student_works.work_score as score").order("#{@order} #{@b_sort}"),@name
+          @stundet_works = search_homework_member @homework.student_works.no_copy.select("student_works.*,student_works.work_score as score").order("#{@order} #{@b_sort}"),@name
         end
         @show_all = true
       elsif User.current.member_of_course?(@course)
@@ -613,33 +613,23 @@ class StudentWorkController < ApplicationController
         student_work.work_status = 1
       end
       if student_work.save
-        if @homework.homework_type == 3 && @homework.homework_detail_group.base_on_project == 1
+        if @homework.homework_type == 3
+          if @homework.homework_detail_group.base_on_project == 1
             @student_work_project.student_work_id = student_work.id
             @student_work_project.save
+          elsif @homework.homework_detail_group.base_on_project == 0
+            stu_project = StudentWorkProject.new(:homework_common_id => @homework.id, :student_work_id => student_work.id, :project_id => student_work.project_id, :user_id => student_work.user_id, :is_leader => 1)
+            stu_project.save
+          end
           members = params[:group_member_ids].split(',')
           for i in 1 .. members.count-1
-            stu_project = StudentWorkProject.new
+            stu_work = @homework.student_works.where("user_id = #{members[i].to_i} and work_status = 0").first
-            stu_project.homework_common_id = @homework.id
+            stu_work ||= StudentWork.new
-            stu_project.student_work_id = student_work.id
+            stu_work.update_attributes(:name => student_work.name, :description => student_work.description, :project_id => student_work.project_id, :late_penalty => student_work.late_penalty,:work_status => 3, :commit_time => student_work.commit_time)
-            stu_project.project_id = @student_work_project.project_id
+            if stu_work.save
-            stu_project.user_id = members[i].to_i
+              stu_project = StudentWorkProject.new(:homework_common_id => @homework.id, :student_work_id => student_work.id, :project_id => stu_work.project_id == 0 ? -1 : stu_work.project_id, :user_id => members[i].to_i, :is_leader => 0)
-            stu_project.is_leader = 0
               stu_project.save
             end
-        elsif @homework.homework_type == 3 && @homework.homework_detail_group.base_on_project == 0
-          members = params[:group_member_ids].split(',')
-          for i in 0 .. members.count-1
-            stu_project = StudentWorkProject.new
-            stu_project.homework_common_id = @homework.id
-            stu_project.student_work_id = student_work.id
-            stu_project.project_id = -1
-            stu_project.user_id = members[i].to_i
-            if i == 0
-              stu_project.is_leader = 1
-            else
-              stu_project.is_leader = 0
-            end
-            stu_project.save
           end
         end
         @homework.update_column(:updated_at, Time.now)
@@ -687,22 +677,21 @@ class StudentWorkController < ApplicationController
         if @homework.homework_type == 3
           @student_work_project = @homework.student_work_projects.where("user_id=?",User.current.id).first
           student_work_projects = @homework.student_work_projects.where("student_work_id=? and is_leader =?",@work.id,0)
+          user_ids = student_work_projects.empty? ? "(-1)" : "(" + student_work_projects.map{|stu|stu.user_id}.join(",") + ")"
+          student_works = @homework.student_works.where("user_id in #{user_ids}")
+          student_works.update_all(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil,:final_score => nil,:teacher_score => nil,:student_score => nil,:teaching_asistant_score => nil,:system_score => 0,:work_score => nil, :project_id => 0)
           student_work_projects.delete_all
           members = params[:group_member_ids].split(',')
           for i in 1 .. members.count-1
-            stu_project = StudentWorkProject.new
+            stu_work = @homework.student_works.where("user_id = #{members[i].to_i} and work_status = 0").first
-            stu_project.homework_common_id = @homework.id
+            stu_work ||= StudentWork.new
-            stu_project.student_work_id = @work.id
+            stu_work.update_attributes(:name => @work.name, :description => @work.description, :project_id => @work.project_id, :late_penalty => @work.late_penalty,:work_status => 3, :commit_time => @work.commit_time)
-            if @homework.homework_detail_group.base_on_project == 1
+            if stu_work.save
-              stu_project.project_id = @student_work_project.project_id
+              stu_project = StudentWorkProject.new(:homework_common_id => @homework.id, :student_work_id => @work.id, :project_id => stu_work.project_id == 0 ? -1 : stu_work.project_id, :user_id => members[i].to_i, :is_leader => 0)
-            else @homework.homework_detail_group.base_on_project == 0
-            stu_project.project_id = -1
-            end
-            stu_project.user_id = members[i].to_i
-            stu_project.is_leader = 0
               stu_project.save
             end
           end
+        end
 
         course_message = CourseMessage.new(:user_id =>User.current.id,:content=>"edit",:course_message_id=>@work.id,:course_id => @course.id,:course_message_type=>"StudentWork", :status => 9) #作品提交记录
         course_message.save
@@ -735,28 +724,25 @@ class StudentWorkController < ApplicationController
 
   def destroy
     if @homework.homework_type == 3
-      if @work.destroy
-        if @homework.homework_detail_group.base_on_project == 1
       pros = @work.student_work_projects.where("is_leader = 0")
-          pros.each do |pro|
+      user_ids = pros.empty? ? "(-1)" : "(" + pros.map{|stu|stu.user_id}.join(",") + ")"
-            pro.destroy
+      student_works = @homework.student_works.where("user_id in #{user_ids}")
-          end
+      student_works.update_all(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil,:final_score => nil,:teacher_score => nil,:student_score => nil,:teaching_asistant_score => nil,:system_score => 0,:work_score => nil, :project_id => 0)
+      pros.delete_all
+
       project = @work.student_work_projects.where("is_leader = 1").first
+      if @homework.homework_detail_group.base_on_project == 1
         project.update_attributes(:student_work_id => nil)
-        elsif @homework.homework_detail_group.base_on_project == 0
-          @work.student_work_projects.each do |pro2|
-            pro2.destroy
-          end
-        end
-      end
       else
+        project.destroy
+      end
+    end
     @work.attachments.destroy_all
     @work.student_works_scores.destroy_all
     @work.course_messages.destroy_all
     @work.student_work_tests.destroy_all
-      @work.update_attributes(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil,:final_score => nil,:teacher_score => nil,:student_score => nil,:teaching_asistant_score => nil,:system_score => 0,:work_score => nil)
+    @work.update_attributes(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil,:final_score => nil,:teacher_score => nil,:student_score => nil,:teaching_asistant_score => nil,:system_score => 0,:work_score => nil, :project_id => 0)
     @work.update_column("work_score",nil)
-    end
     respond_to do |format|
       format.html {
         redirect_to student_work_index_url(:homework => @homework.id)
@@ -786,25 +772,23 @@ class StudentWorkController < ApplicationController
 
   def retry_work
     if @homework.homework_type == 3
-      if @work.destroy
-        if @homework.homework_detail_group.base_on_project == 1
       pros = @work.student_work_projects.where("is_leader = 0")
-          pros.each do |pro|
+      user_ids = pros.empty? ? "(-1)" : "(" + pros.map{|stu|stu.user_id}.join(",") + ")"
-            pro.destroy
+      student_works = @homework.student_works.where("user_id in #{user_ids}")
-          end
+      student_works.update_all(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil, :project_id => 0)
+      pros.delete_all
+
       project = @work.student_work_projects.where("is_leader = 1").first
+      if @homework.homework_detail_group.base_on_project == 1
         project.update_attributes(:student_work_id => nil)
-        elsif @homework.homework_detail_group.base_on_project == 0
+      else
-          @work.student_work_projects.each do |pro2|
+        project.destroy
-            pro2.destroy
       end
     end
-      end
+
-    elsif @homework.homework_type == 1
+    @work.update_attributes(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil, :project_id => 0)
-      @work.update_attributes(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0, :commit_time => nil)
     @work.attachments.destroy_all
     @work.course_messages.destroy_all
-    end
     @student_work = StudentWork.new
     respond_to do |format|
       format.js
@@ -1096,9 +1080,13 @@ class StudentWorkController < ApplicationController
 
   #创建作业的关联项目
   def student_work_project
+    @work = @homework.student_works.where("user_id = #{User.current.id} and work_status = 0").first
+    if @work
+      @work.update_column('project_id', params[:projectName].to_i)
+    end
     @project = StudentWorkProject.new
     @project.homework_common_id = @homework.id
-    @project.project_id = (Project.find params[:projectName].to_i).id
+    @project.project_id = params[:projectName].to_i
     @project.user_id = User.current.id
     @project.is_leader = 1
     if @project.save
@@ -1147,6 +1135,10 @@ class StudentWorkController < ApplicationController
   end
 
   def cancel_relate_project
+    @work = @homework.student_works.where("user_id = #{User.current.id} and work_status = 0").first
+    if @work
+      @work.update_column('project_id', 0)
+    end
     relate_pro = StudentWorkProject.where("user_id = #{User.current.id} and homework_common_id = #{@homework.id}").first
     if relate_pro.destroy
       @user_activity_id = params[:user_activity_id].to_i
@@ -1586,6 +1578,10 @@ class StudentWorkController < ApplicationController
           end
         end
       end
+      if homework.homework_type == 3
+        student_works = group_student_works student_work, homework
+        student_works.update_all(:final_score => student_work.final_score,:teacher_score => student_work.teacher_score,:student_score => student_work.student_score,:teaching_asistant_score => student_work.teaching_asistant_score,:work_score => student_work.work_score)
+      end
     end
   end
 end

app/controllers/users_controller.rb

@@ -1115,7 +1115,7 @@ class UsersController < ApplicationController
           homework_detail_programing.save if homework_detail_programing
           homework_detail_group.save if homework_detail_group
 
-          if homework.homework_type != 3 && homework_detail_manual.comment_status == 1
+          if homework_detail_manual.comment_status == 1
             create_works_list homework
           end
 

app/helpers/student_work_helper.rb

@@ -158,4 +158,11 @@ module StudentWorkHelper
     end
     return status
   end
+
+  def group_student_works student_work, homework
+    pros = student_work.student_work_projects.where("is_leader = 0")
+    user_ids = pros.empty? ? "(-1)" : "(" + pros.map{|stu|stu.user_id}.join(",") + ")"
+    student_works = homework.student_works.where("user_id in #{user_ids}")
+    return student_works
+  end
 end

app/models/student_work.rb

@@ -1,4 +1,4 @@
-#学生提交作品表
+#学生提交作品表 #work_status :0 未提交  1 已提交  2 迟交  3 分组作品复制的组员作品
 class StudentWork < ActiveRecord::Base
   attr_accessible :name, :description, :homework_common_id, :user_id, :final_score, :teacher_score, :student_score, :teaching_asistant_score, :system_score, :work_score, :project_id, :is_test, :simi_id, :simi_value, :work_status, :commit_time
 
@@ -13,7 +13,8 @@ class StudentWork < ActiveRecord::Base
   has_many :course_messages, :class_name =>'CourseMessage', :as => :course_message, :dependent => :destroy
   has_many :attachments, :dependent => :destroy
 
-  scope :has_committed, lambda{where("work_status != 0")}
+  scope :has_committed, lambda{where("work_status != 0 and work_status != 3")}
+  scope :no_copy, lambda{where("work_status != 3")}
 
   before_destroy :delete_praise
   before_save :set_program_score, :set_src
@@ -169,6 +170,12 @@ class StudentWork < ActiveRecord::Base
           end
         end
       end
+      if homework.homework_type == 3
+        pros = student_work.student_work_projects.where("is_leader = 0")
+        user_ids = pros.empty? ? "(-1)" : "(" + pros.map{|stu|stu.user_id}.join(",") + ")"
+        student_works = homework.student_works.where("user_id in #{user_ids}")
+        student_works.update_all(:final_score => student_work.final_score,:teacher_score => student_work.teacher_score,:student_score => student_work.student_score,:teaching_asistant_score => student_work.teaching_asistant_score,:work_score => student_work.work_score)
+      end
     end
   end
 

app/views/student_work/_evaluation_un_work.html.erb

@@ -26,7 +26,11 @@
               <%= link_to student_work.user.show_name,"javascript:void(0)" ,:title => student_work.user.show_name, :class => "StudentName break_word"%>
             </div>
           </td>
-          <% if student_work.project.is_public || User.current.member_of?(student_work.project) || User.current.admin? %>
+          <% if student_work.project_id == 0 || student_work.project_id.nil?%>
+              <td class="<%=@homework.anonymous_comment == 1 ? 'hworkPrName2' : 'hworkPrName'%> student_work_<%= student_work.id%>" title="该项目是私有的">
+                --
+              </td>
+          <% elsif student_work.project.is_public || User.current.member_of?(student_work.project) || User.current.admin? %>
               <td  class="<%=@homework.anonymous_comment == 1 ? 'hworkPrName2' : 'hworkPrName'%> student_work_<%= student_work.id%>" title="项目名称">
                 <%= link_to( student_work.project.name, project_path(student_work.project.id))%>
               </td>

app/views/student_work/_evaluation_work.html.erb

@@ -26,7 +26,11 @@
               <%= link_to student_work.user.show_name,"javascript:void(0)" ,:title => student_work.user.show_name, :class => "linkGrey f14 StudentName break_word"%>
             </div>
           </td>
-            <% if student_work.project.is_public || User.current.member_of?(student_work.project) || User.current.admin? %>
+            <% if student_work.project_id == 0 || student_work.project_id.nil?%>
+              <td  class="hworkPrName float-none mr10 student_work_<%= student_work.id%>" title="项目名称">
+                --
+              </td>
+            <% elsif student_work.project.is_public || User.current.member_of?(student_work.project) || User.current.admin? %>
               <td  class="hworkPrName float-none mr10 student_work_<%= student_work.id%>" title="项目名称">
                 <%= link_to( student_work.project.name, project_path(student_work.project.id))%>
               </td>

app/views/student_work/_show.html.erb

@@ -46,13 +46,16 @@
           <% if @homework.homework_detail_group.base_on_project == 1 %>
               <li>
                 <span class="tit_fb"> 关联项目：</span>
-                <% if work.project.is_public || User.current.member_of?(work.project) || User.current.admin? %>
+                <% if work.project_id == 0 || work.project_id.nil? %>
+                    <span>暂无</span>
+                <% elsif work.project.is_public || User.current.member_of?(work.project) || User.current.admin? %>
                     <%= link_to( work.project.name, project_path(work.project.id), :class => "linkBlue" )%>
+                    <span class="ml5">(综合评分：<font class="c_red"><%=static_project_score(work.project.project_score).to_i %></font>)</span>
                 <% else %>
                     <span title ="该项目是私有的"><%=work.project.name %></span>
+                    <span class="ml5">(综合评分：<font class="c_red"><%=static_project_score(work.project.project_score).to_i %></font>)</span>
                 <% end %>
                 <%#= link_to( work.project.name, project_path(work.project.id), :class => "linkBlue" )%>
-                <span class="ml5">(综合评分：<font class="c_red"><%=static_project_score(work.project.project_score).to_i %></font>)</span>
               </li>
           <% end %>
       <% end%>

db/migrate/20160905084821_group_homework_copy_work.rb

@@ -0,0 +1,24 @@
+class GroupHomeworkCopyWork < ActiveRecord::Migration
+  def up
+    homeworks = HomeworkCommon.where("homework_type = 3")
+    count = homeworks.count / 30 + 2
+    transaction do
+      for i in 1 ... count do i
+      homeworks.page(i).per(30).each do |homework|
+        homework.student_works.each do |stu|
+          stu.student_work_projects.each do |stu_pro|
+            if stu_pro.is_leader == 0
+              new_stu = StudentWork.new(:name => stu.name, :description => stu.description, :homework_common_id =>homework.id, :user_id => stu_pro.user_id, :final_score => stu.final_score, :teacher_score => stu.teacher_score, :student_score => stu.student_score, :teaching_asistant_score => stu.teaching_asistant_score,
+                                         :project_id => stu.project_id, :late_penalty => stu.late_penalty,:absence_penalty => stu.absence_penalty,:work_score => stu.work_score,:work_status => 3,:commit_time => stu.commit_time)
+              new_stu.save
+            end
+          end
+        end
+        end
+      end
+    end
+  end
+
+  def down
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20160830090214) do
+ActiveRecord::Schema.define(:version => 20160905084821) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false