~

BililiveRecorder.Core/BililiveAPI.cs

@@ -7,6 +7,13 @@ namespace BililiveRecorder.Core
 {
     internal static class BililiveAPI
     {
+        /// <summary>
+        /// 下载json并解析
+        /// </summary>
+        /// <param name="url">下载路径</param>
+        /// <returns>数据</returns>
+        /// <exception cref="ArgumentNullException"/>
+        /// <exception cref="WebException"/>
         public static JSONObject HttpGetJson(string url)
         {
             var c = new WebClient();
@@ -18,6 +25,13 @@ namespace BililiveRecorder.Core
             return j;
         }
 
+        /// <summary>
+        /// 获取直播间播放地址
+        /// </summary>
+        /// <param name="roomid">原房间号</param>
+        /// <returns>FLV播放地址</returns>
+        /// <exception cref="WebException"/>
+        /// <exception cref="Exception"/>
         public static string GetPlayUrl(int roomid)
         {
             string url = $@"https://api.live.bilibili.com/room/v1/Room/playUrl?cid={roomid}&quality=0&platform=web";
@@ -25,6 +39,13 @@ namespace BililiveRecorder.Core
             return data?["data"]?["durl"]?[0]?["url"]?.str ?? throw new Exception("没有直播播放地址");
         }
 
+        /// <summary>
+        /// 获取直播间信息
+        /// </summary>
+        /// <param name="roomid">房间号（允许短号）</param>
+        /// <returns>直播间信息</returns>
+        /// <exception cref="WebException"/>
+        /// <exception cref="Exception"/>
         public static RoomInfo GetRoomInfo(int roomid)
         {
             string url = $@"http://api.live.bilibili.com/AppRoom/index?room_id={roomid}&platform=android";

BililiveRecorder.Core/RecordStatus.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace BililiveRecorder.Core
+{
+    public enum RecordStatus
+    {
+        Recording,
+        NotStreaming,
+    }
+}

BililiveRecorder.Core/RecordedRoom.cs

@@ -12,7 +12,10 @@ namespace BililiveRecorder.Core
 {
     public class RecordedRoom : INotifyPropertyChanged
     {
-        public int RoomID;
+        public int roomID { get; private set; }
+        public RoomInfo roomInfo { get; private set; }
+
+        public RecordStatus Status;
 
         public StreamMonitor streamMonitor;
         public FlvStreamProcessor Processor; // FlvProcessor
@@ -23,6 +26,8 @@ namespace BililiveRecorder.Core
         {
             Processor.BlockProcessed += Processor_BlockProcessed;
             streamMonitor.StreamStatusChanged += StreamMonitor_StreamStatusChanged;
+
+            UpdateRoomInfo();
         }
 
         private void StreamMonitor_StreamStatusChanged(object sender, StreamStatusChangedArgs e)
@@ -34,11 +39,76 @@ namespace BililiveRecorder.Core
             }
         }
 
-        private void _StartRecord()
+        public void StartRecord()
         {
             throw new NotImplementedException();
         }
 
+        private void _StartRecord()
+        {
+            // throw new NotImplementedException();
+            if (webRequest != null)
+            {
+                //TODO: cleanup
+                webRequest = null;
+            }
+            if (Processor != null)
+            {
+                //TODO: cleanup
+                Processor = null;
+            }
+
+
+            string flv_path = BililiveAPI.GetPlayUrl(roomInfo.RealRoomid);
+
+            webRequest = WebRequest.CreateHttp(flv_path);
+            _SetupFlvRequest(webRequest);
+            HttpWebResponse response = webRequest.GetResponse() as HttpWebResponse;
+            if (response.StatusCode != HttpStatusCode.OK)
+            {
+                //TODO: Log
+                response.Close();
+                webRequest = null;
+                return;
+            }
+
+        }
+
+        private static void _SetupFlvRequest(HttpWebRequest r)
+        {
+            r.Accept = "*/*";
+            r.AllowAutoRedirect = true;
+            r.Connection = "keep-alive";
+            r.Referer = "https://live.bilibili.com";
+            r.Headers["Origin"] = "https://live.bilibili.com";
+            r.UserAgent = "Mozilla/5.0 BililiveRecorder/0.0.0.0 (+https://github.com/Bililive/BililiveRecorder;bliverec@genteure.com)";
+        }
+
+        void StartWebRequest()
+        {
+
+            webRequest.BeginGetResponse(new AsyncCallback(FinishWebRequest), webRequest);
+        }
+
+        void FinishWebRequest(IAsyncResult result)
+        {
+            HttpWebResponse response = (result.AsyncState as HttpWebRequest).EndGetResponse(result) as HttpWebResponse;
+        }
+
+        public bool UpdateRoomInfo()
+        {
+            try
+            {
+                roomInfo = BililiveAPI.GetRoomInfo(roomID);
+                return true;
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine(ex.ToString());
+                return false;
+            }
+        }
+
         // Called by API or GUI
         public void Clip()
         {

BililiveRecorder.Core/StreamMonitor.cs

@@ -13,5 +13,10 @@ namespace BililiveRecorder.Core
         {
             throw new NotImplementedException();
         }
+
+        public void CheckAfterSeconeds(uint seconds)
+        {
+            throw new NotImplementedException();
+        }
     }
 }