增加部分作业关联表的判断

app/controllers/student_work_controller.rb

@@ -75,7 +75,7 @@ class StudentWorkController < ApplicationController
     @order,@b_sort,@name,@group = params[:order] || "score",params[:sort] || "desc",params[:name] || "",params[:group]
     @homework_commons = @course.homework_commons.order("created_at desc")
     @is_teacher = User.current.allowed_to?(:as_teacher,@course) || User.current.admin?
-    @is_evaluation = @homework.homework_detail_manual.comment_status == 2 && !@is_teacher #是不是匿评
+    @is_evaluation = @homework.homework_detail_manual && @homework.homework_detail_manual.comment_status == 2 && !@is_teacher #是不是匿评
     @show_all = false
 
     course_group = CourseGroup.find_by_id(@group) if @group
@@ -86,7 +86,7 @@ class StudentWorkController < ApplicationController
       else
         student_in_group = '(' + group_students.map{|user| user.id}.join(',')  + ')'
       end
-      if @is_teacher   #老师 || 超级管理员 显示所有列表
+      if @is_teacher || @homework.homework_detail_manual.nil?   #老师 || 超级管理员 显示所有列表
         @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").joins(:user).where("users.id in #{student_in_group}").order("#{@order} #{@b_sort}"),@name
         @show_all = true
       elsif @homework.homework_detail_manual.comment_status == 1  #学生 && 未开启匿评 只看到自己的
@@ -106,7 +106,7 @@ class StudentWorkController < ApplicationController
         @stundet_works = []
       end
     else
-      if @is_teacher   #老师 || 超级管理员 显示所有列表
+      if @is_teacher || @homework.homework_detail_manual.nil?   #老师 || 超级管理员 显示所有列表
         @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").order("#{@order} #{@b_sort}"),@name
         @show_all = true
       elsif @homework.homework_detail_manual.comment_status == 1  #学生 && 未开启匿评 只看到自己的

app/helpers/api_helper.rb

@@ -75,7 +75,7 @@ module ApiHelper
   # 学生获取课程作业的状态
   def get_homework_status homework
     homework_status = ""
-       if !homework.nil?
+       if homework
          if  homework.homework_type == 1 && homework.homework_detail_manual
            case homework.homework_detail_manual.comment_status
              when 1

app/helpers/application_helper.rb

@@ -2299,7 +2299,7 @@ module ApplicationHelper
   def homework_anonymous_comment homework
     if Time.parse(homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")
       link = link_to "启动匿评","javascript:void(0)", :class => "postOptionLink", :title => "作业截止日期之前不可以启动匿评"
-    elsif homework.student_works.count >= 2 #作业份数大于2
+    elsif homework.student_works.count >= 2 && homework.homework_detail_manual#作业份数大于2
       case homework.homework_detail_manual.comment_status
       when 1
         link = link_to '启动匿评',  alert_anonymous_comment_homework_common_path(homework), id: "#{homework.id}_start_anonymous_comment", remote: true, disable_with: '加载中...',:class => 'postOptionLink'

app/views/users/_user_homework_list.html.erb

@@ -14,6 +14,8 @@
           <span class="homepagePostTitle hidden m_w530 fl">
             <%= link_to homework_common.name,student_work_index_path(:homework => homework_common.id),:class => "postGrey"%>
           </span>
+
+          <% if homework_common.homework_detail_manual%>
             <% if homework_common.homework_detail_manual.comment_status == 1%>
               <span class="grey_btn_cir ml10">未开启匿评</span>
             <% elsif homework_common.homework_detail_manual.comment_status == 2%>
@@ -21,6 +23,7 @@
             <% elsif homework_common.homework_detail_manual.comment_status == 3%>
               <span class="grey_btn_cir ml10">匿评已结束</span>
             <% end%>
+          <% end%>
 
           <div class="homepagePostSubmitContainer">
             <div class="homepagePostSubmit">