diff --git a/app/controllers/gits_controller.rb b/app/controllers/gits_controller.rb
index 0767eab02..dc54fa1b6 100644
--- a/app/controllers/gits_controller.rb
+++ b/app/controllers/gits_controller.rb
@@ -68,8 +68,9 @@ class GitsController < ApplicationController
               end
             else
               uid_logger_error("shixun is not exist")
-              # result = false
-              result = true # 为了测试跳出
+              # 找TPI的版本库是不是自己
+              myshixun = Myshixun.find_by(repo_name: repo_name)
+              result = (myshixun.present? && system_user&.id == myshixun.user_id ? true : false)
             end
           end
         end
diff --git a/app/views/users/videos/_video.json.jbuilder b/app/views/users/videos/_video.json.jbuilder
index 707c0a5cf..5dd472f27 100644
--- a/app/views/users/videos/_video.json.jbuilder
+++ b/app/views/users/videos/_video.json.jbuilder
@@ -1,4 +1,4 @@
-json.extract! video, :id, :title, :cover_url, :file_url, :play_url, :vv, :user_id, :transcoded
+json.extract! video, :id, :title, :cover_url, :vv, :user_id, :transcoded
 json.play_url url_base64_encode(video.play_url)
 json.file_url url_base64_encode(video.file_url)
 json.play_duration video.video_play_duration
diff --git a/app/views/weapps/courses/course_videos.json.jbuilder b/app/views/weapps/courses/course_videos.json.jbuilder
index bca028c47..12e1d514c 100644
--- a/app/views/weapps/courses/course_videos.json.jbuilder
+++ b/app/views/weapps/courses/course_videos.json.jbuilder
@@ -1,4 +1,15 @@
 json.count @count
 json.videos @videos do |video|
-    json.partial! 'users/videos/video', locals: { video: video }
+    #json.partial! 'users/videos/video', locals: { video: video }
+  json.extract! video, :id, :title, :cover_url, :file_url, :play_url, :vv, :user_id, :transcoded
+  #json.play_url url_base64_encode(video.play_url)
+  #json.file_url url_base64_encode(video.file_url)
+  json.play_duration video.video_play_duration
+  json.published_at video.display_published_at
+  json.created_at video.display_created_at
+  json.updated_at video.display_updated_at
+  user = video.user
+  json.user_name user&.real_name
+  json.user_img url_to_avatar(user)
+  json.user_login user&.login
 end
\ No newline at end of file
diff --git a/public/react/src/context/TPIContextProvider.js b/public/react/src/context/TPIContextProvider.js
index 291626038..ab9447fee 100644
--- a/public/react/src/context/TPIContextProvider.js
+++ b/public/react/src/context/TPIContextProvider.js
@@ -133,11 +133,9 @@ class TPIContextProvider extends Component {
 		})
 	}
 
-	componentWillMount () {
-		// 拦截判断是否离开当前页面
-	  }
 
 	componentWillUnmount() {
+
 		this.costTimeInterval && window.clearInterval(this.costTimeInterval)
 	}
 	componentDidMount() {
@@ -195,6 +193,8 @@ class TPIContextProvider extends Component {
 		if (window.location.port == 3007) {
 			testPath = 'http://test-newweb.educoder.net'
 		}
+	
+
 		// var url = `${testPath}/api/v1/games/${ game.identifier }/cost_time`
 		var url = `${testPath}/api/tasks/${ game.identifier }/cost_time${getRandomNumber()}`
 	    window.$.ajax({
diff --git a/public/react/src/modules/courses/Video/Video.js b/public/react/src/modules/courses/Video/Video.js
index aa70220c9..7d40e099f 100644
--- a/public/react/src/modules/courses/Video/Video.js
+++ b/public/react/src/modules/courses/Video/Video.js
@@ -108,7 +108,6 @@ class Video extends Component {
 
 
   setVideoVisible = (flag) => {
-
     this.setState({
       videoVisible: flag
     })
@@ -236,14 +235,15 @@ class Video extends Component {
           className="showVideoModal"
           width={800 - 1}
         >
-          {videoId && <VideoPanel src={this.state.videourl===null?videoId.file_url:Base64.decode(videoId.file_url)} videoId={videoId.videoId} courseId={CourseId} logWatchHistory={logWatchHistory} />}
+          {this.state.videourl===null?'':videoId &&<VideoPanel src={Base64.decode(videoId.file_url)} videoId={videoId.videoId} courseId={CourseId} logWatchHistory={logWatchHistory} />}
+          {/* {videoId && <VideoPanel src={Base64.decode(videoId.file_url)} videoId={videoId.videoId} courseId={CourseId} logWatchHistory={logWatchHistory} />} */}
 
-          <div className="df copyLine" style={{}}>
+          {this.props.isAdmin()===false?'':<div className="df copyLine" style={{}}>
             <Input value={_inputValue}
               className="dark"
             ></Input>
             <ActionBtn className="copybtn" data-clipboard-text={_inputValue}>复制视频地址</ActionBtn>
-          </div>
+          </div>}
         </HeadlessModal>
         <div className="videoPanel">
           {
diff --git a/public/react/src/modules/testpaper/Paperlibraryseeid.js b/public/react/src/modules/testpaper/Paperlibraryseeid.js
index 064af7546..b39ead8d1 100644
--- a/public/react/src/modules/testpaper/Paperlibraryseeid.js
+++ b/public/react/src/modules/testpaper/Paperlibraryseeid.js
@@ -239,7 +239,7 @@ class Paperlibraryseeid extends Component {
 
 				</div>
 
-				<Bottomsubmit {...this.props} {...this.state} bottomvalue={"发起考试"}
+				<Bottomsubmit {...this.props} {...this.state} bottomvalue={"发送至课堂"}
 											setCohetepaperbool={(bool)=>this.setCohetepaperbool(bool)}
 											onSubmits={() => this.preservation()} url={urlsysl}></Bottomsubmit>
 			</div>
diff --git a/public/react/src/modules/testpaper/component/Listjihe.js b/public/react/src/modules/testpaper/component/Listjihe.js
index 919d0dabb..fa3769fee 100644
--- a/public/react/src/modules/testpaper/component/Listjihe.js
+++ b/public/react/src/modules/testpaper/component/Listjihe.js
@@ -153,7 +153,7 @@ class Listjihe extends Component {
 							 <p className="sjtitles ml48">难度：<span >{difficultys}</span></p>
 						 </div>
 						 <div className="w100s sortinxdirection mt11">
-						 <div  className="w65s  sortinxdirection">
+						 <div  className="w50s  sortinxdirection">
 							 <p className='sjtitlesysl'>
 								 更新时间：<span>{update_times}</span>
 
@@ -181,7 +181,10 @@ class Listjihe extends Component {
 
 							 {
 								 defaultActiveKey===0||defaultActiveKey==="0"?
-							 <div  className="w35s  xaxisreverseorder">
+							 <div  className="w50s  xaxisreverseorder">
+								 <p className="selection  xiaoshou">
+									 <span className=" lh30">发送至课堂</span>
+								 </p>
 									 <p className="viewparsings  xiaoshou mr25 "  onClick={()=>this.props.showmodelysl(items.id)}>
 										 <i className="iconfont icon-shanchu1 font-17 lg ml7 lh30 icontianjiadaohangcolors mr5"></i>
 										 <span>删除</span>
@@ -218,7 +221,10 @@ class Listjihe extends Component {
 								 }
 							 </div>
 						    :Periofters===true?
-									 <div  className="w35s  xaxisreverseorder">
+									 <div  className="w50s  xaxisreverseorder">
+										 <p className="selection  xiaoshou">
+											 <span className=" lh30">发送至课堂</span>
+										 </p>
 										 <p className="viewparsings  xiaoshou mr25 "  onClick={()=>this.props.showmodelysl(items.id)}>
 											 <i className="iconfont icon-shanchu1 font-17 lg ml7 lh30 icontianjiadaohangcolors mr5"></i>
 											 <span>删除</span>
@@ -236,7 +242,10 @@ class Listjihe extends Component {
 										 }
 									 </div>
 								 :Perioftersbols===true?
-										 <div  className="w35s  xaxisreverseorder">
+										 <div  className="w50s  xaxisreverseorder">
+											 <p className="selection  xiaoshou">
+												 <span className=" lh30">发送至课堂</span>
+											 </p>
 											 {
 												 this.props.Isitapopup&&this.props.Isitapopup==="true"?
 													 ""
diff --git a/public/react/src/modules/user/usersInfo/video/InfosVideo.js b/public/react/src/modules/user/usersInfo/video/InfosVideo.js
index 907243600..daf974cd2 100644
--- a/public/react/src/modules/user/usersInfo/video/InfosVideo.js
+++ b/public/react/src/modules/user/usersInfo/video/InfosVideo.js
@@ -11,6 +11,7 @@ import HeadlessModal from '../common/HeadlessModal'
 import ClipboardJS from 'clipboard'
 import VideoPlay from '../../../courses/Video/video-play';
 import { logWatchHistory } from '../../../../services/video-service';
+import { Base64 } from 'js-base64';
 
 function useModal(initValue) {
     const [visible, setVisible] = useState(initValue)
@@ -250,8 +251,10 @@ function InfoVideo(props) {
         });
     }
     function getCopyText(file_url, cover_url) {
-        return `<video src="${file_url}" controls="true" controlslist="nodownload" width="${DEFAULT_VIDEO_WIDTH_IN_MD}" height="${DEFAULT_VIDEO_HEIGHT_IN_MD}" poster="${cover_url}">您的浏览器不支持 video 标签。</video>`
-    }
+        if(file_url){
+            return `<video src="${Base64.decode(file_url)}" controls="true" controlslist="nodownload" width="${DEFAULT_VIDEO_WIDTH_IN_MD}" height="${DEFAULT_VIDEO_HEIGHT_IN_MD}" poster="${cover_url}">您的浏览器不支持 video 标签。</video>`
+        }
+          }
 
     const _inputValue = getCopyText(videoId.file_url, videoId.cover_url);
     const sorts = sortKey.split('-')
@@ -268,7 +271,7 @@ function InfoVideo(props) {
                 className="showVideoModal"
                 width={800 - 1}
             >
-                {videoModalObj.visible && <VideoPlay src={videoId.file_url} videoId={videoId.videoId} logWatchHistory={logWatchHistory} />}
+                {videoModalObj.visible && <VideoPlay src={Base64.decode(videoId.file_url)} videoId={videoId.videoId} logWatchHistory={logWatchHistory} />}
                 <div className="df copyLine">
                     <Input value={_inputValue}
                         className="dark"