调整

app/controllers/courses_controller.rb

@@ -1169,7 +1169,7 @@ class CoursesController < ApplicationController
       #实训作业
       if shixun_homeworks.count > 0
         shixun_homeworks.each do |s|
-          user_student_work = s.score_student_works.find_by_user_id(user.id)   #当前用户的对该作业的回答
+          user_student_work = s.score_student_works.select{|work| work.user_id == user.id}.first   #当前用户的对该作业的回答
           if user_student_work.nil?
             h_score = 0.0  #该作业的得分为0
           else
@@ -1185,7 +1185,7 @@ class CoursesController < ApplicationController
       #普通作业
       if common_homeworks.count > 0
         common_homeworks.each do |c|
-          user_student_work_1 = c.score_student_works.find_by_user_id(user.id)  #当前用户的对该作业的回答
+          user_student_work_1 = c.score_student_works.select{|work| work.user_id == user.id}.first  #当前用户的对该作业的回答
           if user_student_work_1.nil?
             h_score_1 = 0.0  #该作业的得分为0
           else
@@ -1201,7 +1201,7 @@ class CoursesController < ApplicationController
       #分组作业
       if group_homeworks.count > 0
         group_homeworks.each do |g|
-          user_student_work_3 = g.score_student_works.find_by_user_id(user.id)   #当前用户的对该作业的回答
+          user_student_work_3 = g.score_student_works.select{|work| work.user_id == user.id}.first   #当前用户的对该作业的回答
           if user_student_work_3.nil?
             h_score_3 = 0.0  #该作业的得分为0
           else
@@ -1217,7 +1217,7 @@ class CoursesController < ApplicationController
       #毕设作业
       if tasks.count > 0
         tasks.each do |task|
-          graduation_work = task.score_graduation_works.find_by_user_id(user.id)
+          graduation_work = task.score_graduation_works.select{|work| work.user_id == user.id}.first
           if graduation_work.nil?
             t_score = 0.0
           else
@@ -1233,7 +1233,7 @@ class CoursesController < ApplicationController
       #试卷
       if exercises.count > 0
         exercises.each do |ex|
-          exercise_work = ex.score_exercise_users.find_by_user_id(user.id)
+          exercise_work = ex.score_exercise_users.select{|work| work.user_id == user.id}.first
           if exercise_work.nil?
             e_score = 0.0
           else