增加监课的推流地址获取接口，单独使用音视频通道，不占用课堂内的通道

@@ -28,7 +28,7 @@ import MediaModule from 'apes/MediaModule';
 import UTF8 from 'utf-8';
 
 let loger = Loger.getLoger('McuClient');
-let _sdkInfo = {"version": "v1.20.1.201705015", "author": "www.3mang.com"};
+let _sdkInfo = {"version": "v1.21.1.201705017", "author": "www.3mang.com"};
 
 //APE
 let _sass;

@@ -53,6 +53,14 @@ class AudioApe extends Ape {
             loger.warn(GlobalConfig.getCurrentStatus());
             return {"code": ApeConsts.RETURN_FAILED, "data": "已经断开连接"};;
         }
+        //监课比较特殊，不占用课堂内的音视频路数，额外创建
+        if(GlobalConfig.userRole==ApeConsts.invisible){
+            let result=this.mediaModule.getMediaPublishPathForInVisible(_param);
+            this._emit( MessageTypes.AUDIO_GET_PUBLISH_PATH,result);
+            return result;
+        }
+
+        //非监课的身份，需要判断是否可以继续推流
         //需要判断当前已经使用的流路数
         let openChannel=0;
         let allChannels= MediaModule.allMediaChannelsList;

@@ -124,6 +124,45 @@ class MediaModule {
                 "publishUrl": publishUrl
         };
     }
+    //监课获取推流地址
+    getMediaPublishPathForInVisible(_param) {
+        let mediaLen=Object.keys(MediaModule.allMediaChannelsList={}).length;
+        let freeChannel=(this.MEDIA_OBJ_TABLE_ID-20-mediaLen)||GlobalConfig.nodeId;
+        loger.log('getMediaPublishPathForInVisible->'+freeChannel+" mediaLen:"+mediaLen);
+        //默认方式推流
+        let pubType="live";
+        //flash推流
+        if(_param&&_param.type=="flash"){
+            pubType ="flash";
+        }
+
+        //端口，有端口就显示 ":xxx",没有端口就是""
+        let port = (GlobalConfig.MS_PUBLISH_PORT == "" || GlobalConfig.MS_PUBLISH_PORT == null) ? "":":" + GlobalConfig.MS_PUBLISH_PORT;
+        //时间戳
+        let timestamp = EngineUtils.creatTimestamp();
+
+        let streamId=GlobalConfig.siteId+"_"
+            + GlobalConfig.classId + "_"+GlobalConfig.userId
+            +"_" + freeChannel + "_" + timestamp;
+
+        //生成推流地址和推流数据(同步数据的时候用)
+        let publishUrl = "rtmp://" + GlobalConfig.MS_PUBLISH_IP
+            + port + "/"+pubType+"/" +streamId;
+
+        publishUrl=publishUrl.replace("::",":");//如果ip和port之间有多的：需要去掉
+        this.needPublishMediaChannel[publishUrl]={
+            "channelId":freeChannel,
+            "publishUrl":publishUrl,
+            "streamId":streamId,
+            "timestamp":timestamp,
+            "nodeId":GlobalConfig.nodeId
+        };
+        return {"code": ApeConsts.RETURN_SUCCESS,
+            "data":"",
+            "mediaId":freeChannel,
+            "publishUrl": publishUrl
+        };
+    }
 
     //获取当前空闲的channel，返回值为0代表没有空闲的，否则返回的就是空闲的channelId
     getFreeMediaChannel() {

@@ -53,6 +53,14 @@ class VideoApe extends Ape {
             loger.warn(GlobalConfig.getCurrentStatus());
             return {"code": ApeConsts.RETURN_FAILED, "data": "已经断开连接"};
         }
+        //监课比较特殊，不占用课堂内的音视频路数，额外创建
+        if(GlobalConfig.userRole==ApeConsts.invisible){
+            let result=this.mediaModule.getMediaPublishPathForInVisible(_param);
+            this._emit( MessageTypes.VIDEO_GET_PUBLISH_PATH,result);
+            return result;
+        }
+
+        //非监课的身份，需要判断是否可以继续推流
         //需要判断当前已经使用的流路数
         let openChannel=0;
         let allChannels= MediaModule.allMediaChannelsList;