导出学生作业成绩列表

app/controllers/courses_controller.rb

@@ -321,11 +321,12 @@ class CoursesController < ApplicationController
 
   def export_course_member_excel
     @all_members = student_homework_score(0,0,0,"desc")
+    @homeworks = @course.homework_commons.order("created_at desc")
     filename="#{@course.teacher.lastname.to_s + @course.teacher.firstname.to_s }_#{@course.name}_#{@course.time.to_s + @course.term}#{l(:excel_member_list)}";
 
     respond_to do |format|
       format.xls {
-        send_data(member_to_xls(@all_members,@course.course_groups), :type => "text/excel;charset=utf-8; header=present",
+        send_data(member_to_xls(@homeworks,@course,@all_members,@course.course_groups), :type => "text/excel;charset=utf-8; header=present",
                   :filename => filename_for_content_disposition("#{filename}.xls"))
       }
     end
@@ -963,7 +964,7 @@ class CoursesController < ApplicationController
     sql_select = ""
     if groupid == 0
       sql_select = "SELECT members.*,(
-          SELECT SUM(student_works.final_score)
+          SELECT SUM(IF(student_works.final_score is null,null,student_works.final_score - student_works.absence_penalty - student_works.late_penalty))
           FROM student_works,homework_commons
           WHERE student_works.homework_common_id = homework_commons.id
           AND homework_commons.course_id = #{@course.id}
@@ -975,7 +976,7 @@ class CoursesController < ApplicationController
         WHERE members.course_id = #{@course.id} ORDER BY score #{score_sort_by}"
     else
       sql_select = "SELECT members.*,(
-          SELECT SUM(student_works.final_score)
+          SELECT SUM(IF(student_works.final_score is null,null,student_works.final_score - student_works.absence_penalty - student_works.late_penalty))
           FROM student_works,homework_commons
           WHERE student_works.homework_common_id = homework_commons.id
           AND homework_commons.course_id = #{@course.id}
@@ -1009,16 +1010,54 @@ class CoursesController < ApplicationController
 
   end
 
-  def member_to_xls members,groups
+  def member_to_xls homeworks, course, members,groups
     xls_report = StringIO.new
     book = Spreadsheet::Workbook.new
     sheet1 = book.create_worksheet :name => "student"
-
     blue = Spreadsheet::Format.new :color => :blue, :weight => :bold, :size => 10
-    sheet1.row(0).default_format = blue
+    #sheet1.row(0).default_format = blue
+    #sheet1.row(0).concat([l(:excel_user_id),l(:excel_user_name),l(:excel_nickname),l(:excel_student_id),l(:excel_mail),l(:excel_class),l(:excel_f_score),l(:excel_commit_time)])
+    sheet1[0,0] = "课程编号"
+    sheet1[0,1] = course.id
+    sheet1[1,0] = "课程学期"
+    sheet1[1,1] = course.time.to_s+"年"+course.term
+    sheet1[2,0] = "课程名称"
+    sheet1[2,1] = course.name
+    sheet1[3,0] = "教师团队"
+    sheet1[3,1] = (searchTeacherAndAssistant course).map{|member| member.user.show_name}.join('、')
+    sheet1[4,0] = "主讲教师"
+    sheet1[4,1] = course.teacher.show_name
+    sheet1[5,0] = "排名"
+    sheet1[5,1] = "学生姓名"
+    sheet1[5,2] = "昵称"
+    sheet1[5,3] = "学号"
+    for i in 0 ... homeworks.count
+      sheet1[5,i+4] = "第"+(i+1).to_s+"次"
+    end
+    sheet1[5,homeworks.count+4] = "总成绩"
+    sheet1[5,0] = "排名"
+    sheet1[5,0] = "排名"
+    count_row = 6
+    members.each_with_index do |member, i|
+      sheet1[count_row,0]= i+1
+      sheet1[count_row,1] = member.user.lastname.to_s + member.user.firstname.to_s
+      sheet1[count_row,2] = member.user.login
+      sheet1[count_row,3] = member.user.user_extensions.student_id
+      homeworks.each_with_index do |homework, j|
+        student_works = homework.student_works.where("user_id = #{member.user.id}")
+        if student_works.empty?
+          sheet1[count_row,j+4] = format("%0.2f",0)
+        else
+          final_score = student_works.first.final_score.nil? ? 0 : student_works.first.final_score
+          score = final_score - student_works.first.absence_penalty - student_works.first.late_penalty
+          sheet1[count_row,j+4] = format("%0.2f",score <0 ? 0:score)
+        end
+      end
+      sheet1[count_row,homeworks.count+4] = format("%0.2f",member.score.nil? ? 0:member.score.to_s)
+      count_row += 1
+    end
 
-    sheet1.row(0).concat([l(:excel_user_id),l(:excel_user_name),l(:excel_nickname),l(:excel_student_id),l(:excel_mail),l(:excel_homework_score)])
-    count_row = 1
+=begin
     group0 = CourseGroup.new();
     group0.id = 0;
     group0.name = l(:excel_member_with_out_class)
@@ -1040,6 +1079,7 @@ class CoursesController < ApplicationController
         end
       end
     end
+=end
     book.write xls_report
     xls_report.string
   end

app/helpers/courses_helper.rb

@@ -795,7 +795,7 @@ module CoursesHelper
   # 学生按作业总分排序，取前8个
   def hero_homework_score(course, score_sort_by)
     sql_select = "SELECT members.*,(
-          SELECT SUM(student_works.final_score)
+          SELECT SUM(IF(student_works.final_score is null,null,student_works.final_score - student_works.absence_penalty - student_works.late_penalty))
           FROM student_works,homework_commons
           WHERE student_works.homework_common_id = homework_commons.id
           AND homework_commons.course_id = #{course.id}