diff --git a/app/controllers/challenges_controller.rb b/app/controllers/challenges_controller.rb
index c69f5bbfb..47c8fc68c 100644
--- a/app/controllers/challenges_controller.rb
+++ b/app/controllers/challenges_controller.rb
@@ -159,11 +159,12 @@ class ChallengesController < ApplicationController
                     challenges.shixun_id, games.identifier, games.status"
     join_sql = "LEFT JOIN games ON games.challenge_id = challenges.id AND games.user_id = #{current_user.id}"
     # 下面2个参数是为了解决列表获取通关人数与正在游玩人数的问题
-    @pass_games_map = @shixun.challenges.joins(:games).where(games: {status:2}).group(:challenge_id).reorder(nil).count
-    @play_games_map = @shixun.challenges.joins(:games).where(games: {status:[0,1]}).group(:challenge_id).reorder(nil).count
+    #@pass_games_map = @shixun.challenges.joins(:games).where(games: {status:2}).group(:challenge_id).reorder(nil).count
+    #@play_games_map = @shixun.challenges.joins(:games).where(games: {status:[0,1]}).group(:challenge_id).reorder(nil).count
 
     @challenges = @shixun.challenges.joins(join_sql).select(base_columns)
 
+    #@challenges = @shixun.challenges.fields_for_list
     @editable = @shixun.status == 0 # before_action：有判断权限，如果没发布，则肯定是管理人员
     @user = current_user
     @shixun.increment!(:visits)
diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 2e94e435d..c9fcb38ac 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -112,6 +112,8 @@ class CoursesController < ApplicationController
 
     videos = custom_sort(videos, params[:sort_by], params[:sort_direction])
     @count  = videos.count
+    sql = "left join videos on videos.id=course_videos.video_id AND (videos.transcoded=1 OR videos.user_id = #{current_user.id})"
+    videos = videos.joins(sql).reload
     @videos = paginate videos.includes(video: [user: :user_extension], user: :user_extension)
   end
 
@@ -133,13 +135,17 @@ class CoursesController < ApplicationController
 
   # 视频移动到目录
   def move_to_category
+
     tip_exception("请选择要移动的目录") if params[:new_category_id].blank?
 
     category = @course.course_second_categories.find_by(id: params[:new_category_id])
     if params[:new_category_id].to_i == 0 || category.present?
-      videos = @course.course_videos.where(video_id: params[:video_ids]).or(@course.course_videos.where(id: params[:video_ids]))
+      video = @course.course_videos.where(video_id: params[:video_ids]).or(@course.course_videos.where(id: params[:video_ids])).first
+
+      user_id = video.user_id || video.video.user_id
+      tip_exception("您不是课堂管理员或者视频发布者，暂不能移动视频。") unless @user_course_identity < Course::PROFESSOR || user_id == current_user.id
 
-      videos.update_all(course_second_category_id: params[:new_category_id])
+      video.update!(course_second_category_id: params[:new_category_id])
       normal_status(0, "操作成功")
     else
       normal_status(-1, "目录不存在")
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index e352d6cec..d1d2499f0 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -70,6 +70,8 @@ module ApplicationHelper
 
   # shixun开启挑战对应的行为名及url
   def task_operation_url current_myshixun, shixun
+    return ["开启挑战",  "/shixuns/#{shixun.identifier}/shixun_exec"] unless current_user.logged?
+
     if current_myshixun.blank?
       name = shixun.status == 0 ? "模拟实战" : "开启挑战"
       url = "/shixuns/#{shixun.identifier}/shixun_exec"
diff --git a/app/libs/aliyun_vod/service/video_manage.rb b/app/libs/aliyun_vod/service/video_manage.rb
index 02a4bac49..b00d86892 100644
--- a/app/libs/aliyun_vod/service/video_manage.rb
+++ b/app/libs/aliyun_vod/service/video_manage.rb
@@ -26,6 +26,20 @@ module AliyunVod::Service::VideoManage
     result
   end
 
+  # 读取视频编码格式
+  def get_meta_code_info(video_id)
+    params = {
+      Action: 'GetMezzanineInfo',
+      VideoId: video_id,
+      AdditionType: 'video'
+    }.merge(base_params)
+
+    result = request(:post, params)
+    result['Mezzanine']['VideoStreamList'][0]['CodecName']
+  rescue => e
+    Rails.logger.info "读取视频编码信息失败: #{video_id}, #{e.message}"
+  end
+
   # 删除视频信息
   def delete_video(video_ids)
     params = {
diff --git a/app/libs/aliyun_vod/service/video_process.rb b/app/libs/aliyun_vod/service/video_process.rb
index eec029c20..61acc4051 100644
--- a/app/libs/aliyun_vod/service/video_process.rb
+++ b/app/libs/aliyun_vod/service/video_process.rb
@@ -14,4 +14,20 @@ module AliyunVod::Service::VideoProcess
 
     result
   end
+
+  # 提交视频转码任务
+  def submit_transcode_job(video_id, group_id, **opts)
+    params = {
+      Action: 'SubmitTranscodeJobs',
+      VideoId: video_id,
+      TemplateGroupId: group_id
+    }.merge(base_params)
+    params = opts.merge(params)
+
+    result = request(:post, params)
+
+    raise AliyunVod::Error, '提交视频转码作业失败' if result['TranscodeJobs'].blank?
+
+    result
+  end
 end
\ No newline at end of file
diff --git a/app/models/challenge.rb b/app/models/challenge.rb
index 5646da363..31a683760 100644
--- a/app/models/challenge.rb
+++ b/app/models/challenge.rb
@@ -79,20 +79,34 @@ class Challenge < ApplicationRecord
     end
   end
 
-  # # 开启挑战
-  # def open_game(user_id, shixun)
-  #
-  #
-  #   game = self.games.select([:status, :identifier]).where(user_id: user_id).first
-  #   game = self.games.select{|game| game.user_id == user_id}
+  # def open_game shixun, user_id
+  #   game = self.games.map{|g| g.user_id == user_id}.first
   #   if game.present?
   #     shixun.task_pass || game.status != 3 ? "/tasks/#{game.identifier}" : ""
   #   else
-  #     "/api/shixuns/#{shixun.identifier}/shixun_exec"
+  #     self.position == 1 ? "/api/shixuns/#{shixun.identifier}/shixun_exec" : ""
   #   end
   # end
 
   ## 用户关卡状态 0: 不能开启实训; 1:直接开启; 2表示已完成
+  # def user_tpi_status shixun, user_id
+  #   # todo: 以前没加索引导致相同关卡,同一用户有多个games
+  #   # 允许跳关则直接开启
+  #   game = games.where(user_id: user_id).take
+  #   if game.blank?
+  #     position == 1 ? 1 : 0
+  #   else
+  #     if game.status == 3
+  #       shixun.task_pass ? 1 : 0
+  #     elsif game.status == 2
+  #       2
+  #     else
+  #       1
+  #     end
+  #   end
+  # end
+
+  # ## 用户关卡状态 0: 不能开启实训; 1:直接开启; 2表示已完成
   def user_tpi_status shixun
     # todo: 以前没加索引导致相同关卡,同一用户有多个games
     # 允许跳关则直接开启
@@ -128,12 +142,14 @@ class Challenge < ApplicationRecord
 
   # 关卡用户通关数
   def user_passed_count
-    games.where(status: 2).count
+    #games.map{|g| g.status == 2}.count
+    self.games.where(status: 1).count
   end
 
   # 关卡用户正在挑战的人数
   def playing_count
-    games.where(status: [0, 1]).count
+    #games.map{|g| g.status == 0 || g.status == 1}.count
+    self.games.where(status: [0,1]).count
   end
 
   def last_challenge
diff --git a/app/models/course_video.rb b/app/models/course_video.rb
index eb2a17595..2cfa151ce 100644
--- a/app/models/course_video.rb
+++ b/app/models/course_video.rb
@@ -3,6 +3,6 @@ class CourseVideo < ApplicationRecord
   belongs_to :video, optional: true
   belongs_to :user, optional: true
 
-  validates :title, length: { maximum: 60, too_long: "不能超过60个字符" }
-  validates :link, format: { with: CustomRegexp::URL, message: "必须为网址超链接" }
+  validates :title, length: { maximum: 60, too_long: "不能超过60个字符" }, allow_blank: true
+  validates :link, format: { with: CustomRegexp::URL, message: "必须为网址超链接" }, allow_blank: true
 end
diff --git a/app/models/shixun.rb b/app/models/shixun.rb
index c3c5cec78..b9bd372b0 100644
--- a/app/models/shixun.rb
+++ b/app/models/shixun.rb
@@ -210,8 +210,9 @@ class Shixun < ApplicationRecord
   end
 
   # 当前用户开启的实训
-  def current_myshixun(user_id)
-    myshixuns.find_by(user_id: user_id)
+  def current_myshixun(user)
+    return nil unless user.logged?
+    myshixuns.find_by(user_id: user.id)
   end
 
   # 实训技术平台
@@ -264,7 +265,7 @@ class Shixun < ApplicationRecord
   # 实训关卡的总分(由于大部分是实践题,因此没关联查choose表)
   # 提前加载问题：由于选择题比较少，所以几乎不会触发选择题的查询，所以没必要提前载入choose_score
   def all_score
-    self.challenges.pluck(:score).sum
+    self.challenges.sum(:score)
   end
 
   ### fork 数量
diff --git a/app/models/user.rb b/app/models/user.rb
index 7e60983d1..b0bd191d2 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -339,7 +339,7 @@ class User < ApplicationRecord
   # 实训管理员：实训合作者、admin
   def manager_of_shixun?(shixun)
     logger.info("############id: #{id}")
-     shixun.shixun_members.exists?(role: [1,2], user_id: id) || admin? || business?
+     shixun.shixun_members.exists?(user_id: id, role: [1,2]) || admin? || business?
   end
 
   # 实训管理员
diff --git a/app/models/video.rb b/app/models/video.rb
index 6f5f79ca6..02cccd8f1 100644
--- a/app/models/video.rb
+++ b/app/models/video.rb
@@ -1,6 +1,9 @@
 class Video < ApplicationRecord
   include AASM
 
+  # 标准视频转码组
+  NORMAL_TRANSCODE_GROUP_ID = 'a0277c5c0c7458458e171b0cee6ebf5e'
+
   belongs_to :user
 
   has_many :video_applies, dependent: :destroy
diff --git a/app/services/videos/batch_publish_service.rb b/app/services/videos/batch_publish_service.rb
index 9ddcae146..699a55516 100644
--- a/app/services/videos/batch_publish_service.rb
+++ b/app/services/videos/batch_publish_service.rb
@@ -28,6 +28,16 @@ class Videos::BatchPublishService < ApplicationService
         if param[:course_id].present?
           video.status = "published"
         end
+
+        # 标清转码为h264
+        if AliyunVod::Service.get_meta_code_info(video.uuid).start_with?('h264', 'h265')
+          video.transcoded = true
+          result = AliyunVod::Service.get_play_info(video.uuid)
+          video.play_url = result['PlayInfoList']['PlayInfo'][0]['PlayURL']
+        else
+          AliyunVod::Service.submit_transcode_job(video.uuid, Video::NORMAL_TRANSCODE_GROUP_ID)
+        end
+
         video.save!
 
         if param[:course_id].present?
@@ -41,7 +51,7 @@ class Videos::BatchPublishService < ApplicationService
         # 如果是课堂上传则创建课堂记录
         Rails.logger.info("#####param: #{ param[:course_id]}")
         if param[:course_id].present?
-          course_second_category_id = params[:category_id] || 0
+          course_second_category_id = param[:category_id] || 0
           video.course_videos.create!(course_id: param[:course_id], course_second_category_id: course_second_category_id)
         end
       end
diff --git a/app/services/videos/dispatch_callback_service.rb b/app/services/videos/dispatch_callback_service.rb
index 5adebea73..149009c96 100644
--- a/app/services/videos/dispatch_callback_service.rb
+++ b/app/services/videos/dispatch_callback_service.rb
@@ -20,9 +20,9 @@ class Videos::DispatchCallbackService < ApplicationService
       return if video.cover_url.present?
 
       video.update!(cover_url: params['CoverUrl'])
-    when 'TranscodeComplete' then # 转码完成
+    when 'StreamTranscodeComplete' then # 转码完成
       return if video.play_url.present?
-      video.update!(play_url: params['FileUrl'])
+      video.update!(play_url: params['FileUrl'], transcoded: true)
     end
 
   rescue => ex
diff --git a/app/views/challenges/index.json.jbuilder b/app/views/challenges/index.json.jbuilder
index d4f2a7f59..eae72dad2 100644
--- a/app/views/challenges/index.json.jbuilder
+++ b/app/views/challenges/index.json.jbuilder
@@ -16,12 +16,14 @@ if @challenges.present?
     json.st challenge.st
     json.name challenge.subject
     json.score challenge.score
-    json.passed_count @pass_games_map.fetch(challenge.id, 0)
-    #json.passed_count challenge.user_passed_count
-    json.playing_count @play_games_map.fetch(challenge.id, 0)
-    #json.playing_count challenge.playing_count
+    #json.passed_count @pass_games_map.fetch(challenge.id, 0)
+    user_passed_count = challenge.user_passed_count
+    json.passed_count user_passed_count
+    #json.playing_count @play_games_map.fetch(challenge.id, 0)
+    json.playing_count (challenge.games.count - user_passed_count)
     json.name_url shixun_challenge_path(challenge, shixun_identifier: @shixun.identifier)
     json.open_game challenge.open_game(@shixun)
+    #json.open_game challenge.open_game(@shixun, @user.id)
     if @editable
       json.edit_url edit_shixun_challenge_path(challenge, shixun_identifier: @shixun.identifier)
       json.delete_url shixun_challenge_path(challenge, shixun_identifier: @shixun.identifier)
@@ -29,6 +31,7 @@ if @challenges.present?
       json.down_url index_down_shixun_challenge_path(challenge, :shixun_identifier =>  @shixun.identifier) if @shixun.challenges_count != challenge.position
     end
     #json.passed challenge.has_passed?(@user.id)
+    #json.status challenge.user_tpi_status(@shixun, @user.id)
     json.status challenge.user_tpi_status(@shixun)
   end
 end
diff --git a/app/views/shixuns/_top.json.jbuilder b/app/views/shixuns/_top.json.jbuilder
index 362cfd15b..c90de5e5b 100644
--- a/app/views/shixuns/_top.json.jbuilder
+++ b/app/views/shixuns/_top.json.jbuilder
@@ -14,7 +14,7 @@ json.name           shixun.name
 json.stu_num        shixun.myshixuns_count
 json.experience     shixun.all_score
 json.diffcult       level_to_s(shixun.trainee)
-json.score_info     shixun.shixun_preference_info # todo: 这块可以改成只显示实训的平均分，不用每次都去取每种星的分数了。
+json.score_info     shixun.averge_star # todo: 这块可以改成只显示实训的平均分，不用每次都去取每种星的分数了。
 json.is_jupyter     shixun.is_jupyter
 # 用于是否显示导航栏中的'背景知识'
 json.propaedeutics  shixun.propaedeutics.present?
diff --git a/app/views/users/videos/_video.json.jbuilder b/app/views/users/videos/_video.json.jbuilder
index dcf85fb75..5b0bc7a6e 100644
--- a/app/views/users/videos/_video.json.jbuilder
+++ b/app/views/users/videos/_video.json.jbuilder
@@ -1,5 +1,4 @@
-json.extract! video, :id, :title, :cover_url, :file_url, :play_url, :vv, :user_id
-
+json.extract! video, :id, :title, :cover_url, :file_url, :play_url, :vv, :user_id, :transcoded
 json.play_duration video.video_play_duration
 json.published_at video.display_published_at
 json.created_at video.display_created_at
diff --git a/db/migrate/20200309114326_add_transcoded_to_video.rb b/db/migrate/20200309114326_add_transcoded_to_video.rb
new file mode 100644
index 000000000..31e2764db
--- /dev/null
+++ b/db/migrate/20200309114326_add_transcoded_to_video.rb
@@ -0,0 +1,5 @@
+class AddTranscodedToVideo < ActiveRecord::Migration[5.2]
+  def change
+    add_column :videos, :transcoded, :boolean, default: false
+  end
+end
diff --git a/lib/tasks/video_transcode.rake b/lib/tasks/video_transcode.rake
new file mode 100644
index 000000000..7e461224e
--- /dev/null
+++ b/lib/tasks/video_transcode.rake
@@ -0,0 +1,12 @@
+#coding=utf-8
+namespace :video_transcode do
+  desc "视频转码成h264"
+  task :submit => :environment do
+    Video.find_each do |v|
+      if v.uuid && !v.transcoded && !v.file_url.include?('.mp4') && !AliyunVod::Service.get_meta_code_info(v.uuid).start_with?("h264", "h265")
+        p "--- Start submit video trans code #{v.uuid}"
+        AliyunVod::Service.submit_transcode_job(v.uuid, 'a0277c5c0c7458458e171b0cee6ebf5e')
+      end
+    end
+  end
+end
\ No newline at end of file
diff --git a/public/react/src/modules/developer/newOrEditTask/index.js b/public/react/src/modules/developer/newOrEditTask/index.js
index 43cad6106..f80cece44 100644
--- a/public/react/src/modules/developer/newOrEditTask/index.js
+++ b/public/react/src/modules/developer/newOrEditTask/index.js
@@ -112,7 +112,7 @@ const NewOrEditTask = (props) => {
       content: (<p>发布后即可应用到自己管理的课堂<br /> 是否确认发布?</p>),
       onOk() {
         changePublishLoadingStatus(true);
-        handlePublish(props, 'publish');
+        props.handlePublish(props, 'publish');
       }
     });
   }
diff --git a/public/react/src/redux/actions/ojForm.js b/public/react/src/redux/actions/ojForm.js
index 62de0fed8..783c6a793 100644
--- a/public/react/src/redux/actions/ojForm.js
+++ b/public/react/src/redux/actions/ojForm.js
@@ -222,38 +222,63 @@ export const validateOjForm = (props, type, cb) => {
     }
 
 
-		try {
+    let boolflad=false;
+    try {
 			if(ojForm.sub_discipline_id.length===0){
 				hasSuccess = false;
 				notification['error']({
 					message: '提示',
 					description: '课程必须选择!'
 				});
-
+        boolflad=true;
 			}else  if(ojForm.timeLimit===null){
 				hasSuccess = false;
 				notification['error']({
 					message: '提示',
 					description: '时间限制必须输入!'
 				});
-			} else if(ojForm.name.length===0){
+        boolflad=true;
+
+      } else if(ojForm.name.length===0){
 				hasSuccess = false;
 				notification['error']({
 					message: '提示',
 					description: '任务名称必须输入!'
 				});
-
+        boolflad=true;
 			}else if(ojForm.description.length===0){
 				hasSuccess = false;
 				notification['error']({
 					message: '提示',
 					description: '描述必须输入!'
 				});
-			}
+        boolflad=true;
+      }
 
 		}catch (e) {
 
 		}
+    try {
+      if(	hasSuccess === false){
+        if(boolflad===true){
+          props.changeSubmitLoadingStatus(false);
+        }
+      }
+    }catch (e) {
+
+    }
+    try {
+      if(	hasSuccess === false){
+        if(boolflad===true){
+          props.changePublishLoadingStatus(false);
+        }
+      }
+    }catch (e) {
+
+    }
+
+
+