diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 875050642..6a7599f28 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -184,14 +184,13 @@ class ApplicationController < ActionController::Base
 	end
 
 	# 系统全局认证
-	#
 	def check_auth
-		if !current_user.profile_completed?
-			info_url = '/account/profile'
-			tip_exception(402, info_url)
-		elsif current_user.certification != 1
+		if current_user.certification != 1
 			day_cer = UserDayCertification.find_by(user_id: current_user.id)
 			tip_exception(407, "系统未授权") unless (Time.now.to_i - day_cer.try(:created_at).to_i) < 86400
+		elsif !current_user.profile_completed?
+			info_url = '/account/profile'
+			tip_exception(402, info_url)
 		end
 	end
 
diff --git a/app/controllers/competitions/competition_modules_controller.rb b/app/controllers/competitions/competition_modules_controller.rb
index da9873c43..c4692af70 100644
--- a/app/controllers/competitions/competition_modules_controller.rb
+++ b/app/controllers/competitions/competition_modules_controller.rb
@@ -15,7 +15,17 @@ class Competitions::CompetitionModulesController < Competitions::BaseController
     md = current_module.competition_module_md_content || current_module.build_competition_module_md_content
     md.name    = params[:md_name]
     md.content = params[:md_content]
-    md.save!
+
+    ActiveRecord::Base.transaction do
+      md.save!
+
+      attachment_ids = Array.wrap(params[:attachment_ids]).map(&:to_i)
+      old_attachment_ids = md.attachments.pluck(:id)
+
+      destroy_ids = old_attachment_ids - attachment_ids
+      md.attachments.where(id: destroy_ids).delete_all
+      Attachment.where(id: attachment_ids - old_attachment_ids).update_all(container: md)
+    end
 
     render_ok
   end
diff --git a/app/controllers/competitions/competition_teams_controller.rb b/app/controllers/competitions/competition_teams_controller.rb
index b4861c4d3..e03810b61 100644
--- a/app/controllers/competitions/competition_teams_controller.rb
+++ b/app/controllers/competitions/competition_teams_controller.rb
@@ -54,13 +54,13 @@ class Competitions::CompetitionTeamsController < Competitions::BaseController
     end
 
     @count = teams.count
-    @teams = paginate(teams.includes(:user, users: :user_extension))
+    @teams = paginate(teams.includes(:user, users: { user_extension: :school }))
   end
 
   def user_competition_teams
     teams  = current_competition.competition_teams
     teams  = teams.joins(:team_members).where(team_members: { user_id: current_user.id })
-    @teams = teams.includes(:user, users: :user_extension).to_a
+    @teams = teams.includes(:user, users: { user_extension: :school }).to_a
     @count = @teams.size
   end
 
diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index f26e97849..03c943f8d 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -667,6 +667,7 @@ class ExercisesController < ApplicationController
 
   #立即发布的弹窗内容
   def publish_modal
+
     ActiveRecord::Base.transaction do
       begin
         exercise_ids = params[:check_ids]
@@ -685,6 +686,9 @@ class ExercisesController < ApplicationController
 
   #首页批量或单独 立即发布,应是跳出弹窗，设置开始时间和截止时间。
   def publish
+    tip_exception("缺少截止时间参数") if params[:end_time].blank?
+    tip_exception("截止时间不能早于当前时间") if params[:end_time] <= strf_time(Time.now)
+    tip_exception("截止时间不能晚于课堂结束时间") if @course.end_date.present? && params[:end_time] > strf_time(@course.end_date.end_of_day)
     ActiveRecord::Base.transaction do
       begin
         check_ids = Exercise.where(id: params[:check_ids])
diff --git a/app/controllers/polls_controller.rb b/app/controllers/polls_controller.rb
index 3fc17c661..f5003a0c7 100644
--- a/app/controllers/polls_controller.rb
+++ b/app/controllers/polls_controller.rb
@@ -205,15 +205,15 @@ class PollsController < ApplicationController
           @is_teacher_or = 1
           @user_poll_answer = 3  #教师页面
         end
-        poll_status = @poll.get_poll_status(current_user)
+        @poll_status = @poll.get_poll_status(current_user)
         poll_id_array = [@poll.id]
         @poll_publish_count = get_user_permission_course(poll_id_array,2).count   #是否存在已发布的
         @poll_unpublish_count = get_user_permission_course(poll_id_array,1).count  #是否存在未发布的
 
         if (@poll_publish_count == 0) && (@poll_unpublish_count == 0)  #即表示没有分班
-          if poll_status == 1
+          if @poll_status == 1
             @poll_unpublish_count = 1   #试卷未发布，且课堂没有分班的时候
-          elsif poll_status == 2
+          elsif @poll_status == 2
             @poll_publish_count = 1   #试卷未发布，且课堂没有分班的时候
           end
         end
@@ -244,6 +244,9 @@ class PollsController < ApplicationController
   end
   #首页批量或单独 立即发布,应是跳出弹窗，设置开始时间和截止时间。
   def publish
+    tip_exception("缺少截止时间参数") if params[:end_time].blank?
+    tip_exception("截止时间不能早于当前时间") if params[:end_time] <= strf_time(Time.now)
+    tip_exception("截止时间不能晚于课堂结束时间") if @course.end_date.present? && params[:end_time] > strf_time(@course.end_date.end_of_day)
     ActiveRecord::Base.transaction do
       begin
         check_ids = Poll.where(id: params[:check_ids])
diff --git a/app/models/exercise.rb b/app/models/exercise.rb
index aba0a00bc..825f7cd9f 100644
--- a/app/models/exercise.rb
+++ b/app/models/exercise.rb
@@ -127,8 +127,10 @@ class Exercise < ApplicationRecord
 
   #判断是否为分班，如果分班，试卷的截止时间为当前分班时间，否则为试卷的截止时间
   def get_exercise_status(user)
-    return Exercise::UNPUBLISHED if user.nil?
-    if user.student_of_course?(course)   #当为学生的时候,需根据分班来判断试卷状态
+    if course.is_end
+      status = 4
+    else
+      if user.present? && user.student_of_course?(course)   #当为学生的时候,需根据分班来判断试卷状态
         ex_time = get_exercise_times(user_id,false)
         pb_time = ex_time[:publish_time]
         ed_time = ex_time[:end_time]
@@ -139,8 +141,9 @@ class Exercise < ApplicationRecord
         else
           status = Exercise::UNPUBLISHED
         end
-    else
-      status = exercise_status   #当为老师的时候，则为试卷的总状态
+      else
+        status = exercise_status   #当为老师的时候，则为试卷的总状态
+      end
     end
     status
   end
diff --git a/app/models/poll.rb b/app/models/poll.rb
index e6a363f1d..7f0d2fd94 100644
--- a/app/models/poll.rb
+++ b/app/models/poll.rb
@@ -100,19 +100,23 @@ class Poll < ApplicationRecord
   end
 
   def get_poll_status(user)
-    if user.student_of_course?(course)
-      ex_time = get_poll_times(user_id,false)
-      pb_time = ex_time[:publish_time]
-      ed_time = ex_time[:end_time]
-      if pb_time.present? && ed_time.present? && pb_time <= Time.now && ed_time > Time.now
-        status = 2
-      elsif ed_time.present? && ed_time <= Time.now
-        status = 3
+    if course.is_end
+      status = 4
+    else
+      if user.present? && user.student_of_course?(course)
+        ex_time = get_poll_times(user_id,false)
+        pb_time = ex_time[:publish_time]
+        ed_time = ex_time[:end_time]
+        if pb_time.present? && ed_time.present? && pb_time <= Time.now && ed_time > Time.now
+          status = 2
+        elsif ed_time.present? && ed_time <= Time.now
+          status = 3
+        else
+          status  = 1
+        end
       else
-        status  = 1
+        status  = polls_status
       end
-    else
-      status  = polls_status
     end
     status
   end
diff --git a/app/models/searchable/dependents/challenge_tag.rb b/app/models/searchable/dependents/challenge_tag.rb
index fdec79d1b..51ef804dd 100644
--- a/app/models/searchable/dependents/challenge_tag.rb
+++ b/app/models/searchable/dependents/challenge_tag.rb
@@ -10,7 +10,7 @@ module Searchable::Dependents::ChallengeTag
 
   def check_searchable_dependents
     if new_record? || name_previously_changed?
-      challenge.shixun.reindex(:searchable_challenge_data)
+      challenge.shixun.reindex
     end
   end
 end
\ No newline at end of file
diff --git a/app/models/searchable/dependents/stage.rb b/app/models/searchable/dependents/stage.rb
index 262ddd36f..d4207fec8 100644
--- a/app/models/searchable/dependents/stage.rb
+++ b/app/models/searchable/dependents/stage.rb
@@ -9,7 +9,7 @@ module Searchable::Dependents::Stage
 
   def check_searchable_dependents
     if name_previously_changed? || description_previously_changed?
-      subject.reindex(:searchable_stages_data)
+      subject.reindex
     end
   end
 end
\ No newline at end of file
diff --git a/app/models/searchable/dependents/user.rb b/app/models/searchable/dependents/user.rb
index 761704d06..f6dcaa430 100644
--- a/app/models/searchable/dependents/user.rb
+++ b/app/models/searchable/dependents/user.rb
@@ -10,13 +10,13 @@ module Searchable::Dependents::User
   def check_searchable_dependents
     if firstname_previously_changed? || lastname_previously_changed? || user_extension.school_id_previously_changed?
       # reindex shixun
-      created_shixuns.each{ |shixun| shixun.reindex(:searchable_user_data) }
+      created_shixuns.each(&:reindex)
 
       # reindex course
       manage_courses.each(&:reindex)
 
       # reindex subject
-      created_subjects.each { |subject| subject.reindex(:searchable_user_data) }
+      created_subjects.each(&:reindex)
     end
   end
 end
\ No newline at end of file
diff --git a/app/views/competitions/competition_modules/show.json.jbuilder b/app/views/competitions/competition_modules/show.json.jbuilder
index d47742cf0..69cdcc544 100644
--- a/app/views/competitions/competition_modules/show.json.jbuilder
+++ b/app/views/competitions/competition_modules/show.json.jbuilder
@@ -5,4 +5,7 @@ if md.present?
   json.md_name md.name
   json.md_content md.content
   json.created_at md.created_at.strftime('%Y-%m-%d %H:%M:%S')
+  json.attachments do
+    json.array! md.attachments, partial: 'attachments/attachment_simple', as: :attachment
+  end
 end
\ No newline at end of file
diff --git a/app/views/competitions/competition_staffs/show.json.jbuilder b/app/views/competitions/competition_staffs/show.json.jbuilder
index 2cba22d2f..c490aaf5f 100644
--- a/app/views/competitions/competition_staffs/show.json.jbuilder
+++ b/app/views/competitions/competition_staffs/show.json.jbuilder
@@ -1,5 +1,6 @@
 competition = current_competition
 
+json.personal competition.personal?
 json.enroll_ended competition.enroll_ended?
 json.enrolled competition.enrolled?(current_user)
 
diff --git a/app/views/competitions/competition_teams/index.json.jbuilder b/app/views/competitions/competition_teams/index.json.jbuilder
index 86bb86a1c..b641b28e6 100644
--- a/app/views/competitions/competition_teams/index.json.jbuilder
+++ b/app/views/competitions/competition_teams/index.json.jbuilder
@@ -17,6 +17,9 @@ json.competition_teams do
         json.partial! 'users/user_simple', user: member.user
         json.user_id member.user_id
         json.role member.en_role
+        json.identity member.user.identity
+        json.school_name member.user.school_name
+        json.student_id member.user.student_id
       end
     end
   end
diff --git a/app/views/polls/common_header.json.jbuilder b/app/views/polls/common_header.json.jbuilder
index 39c4ef811..b0a3d7374 100644
--- a/app/views/polls/common_header.json.jbuilder
+++ b/app/views/polls/common_header.json.jbuilder
@@ -1,5 +1,6 @@
 json.course_is_end @course.is_end # true表示已结束，false表示未结束
-json.extract! @poll, :id,:polls_name,:polls_description,:polls_status,:show_result
+json.extract! @poll, :id,:polls_name,:polls_description,:show_result
+json.polls_status @poll_status
 
 json.user_permission do
   json.is_teacher_or @is_teacher_or