protected virtual async Task <string> GetMetadata(CookieContainer cc, string url, string data)
{
return(await _server.PostAsync(new HttpOptions
{
Url = url,
Cc = cc,
UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.120 Safari/537.36",
}, new StringContent(data, Encoding.UTF8, "application/x-www-form-urlencoded")));
}
protected virtual async Task <string> GetMetadata(CookieContainer cc, string url, string data)
{
return(await _server.PostAsync(new HttpOptions
{
Url = url,
Cc = cc,
UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:60.0) Gecko/20100101 Firefox/60.0",
}, new StringContent(data, Encoding.UTF8, "application/x-www-form-urlencoded")));
}
public async Task <bool> PostCommentAsync(string text)
{
var ret = false;
if (CanPostComment)
{
try
{
var clientMessageId = PostCommentContext.ClientIdPrefix + _commentPostCount;
var s = "{\"text_segments\":[{\"text\":\"" + text + "\"}]}";
var sej = PostCommentContext.Sej.Replace("\r\n", "").Replace("\t", "").Replace(" ", "");
var sessionToken = PostCommentContext.SessionToken;
var data = new Dictionary <string, string>
{
{ "client_message_id", clientMessageId },
{ "rich_message", s },
{ "sej", sej },
{ "session_token", sessionToken },
};
var url = "https://www.youtube.com/service_ajax?name=sendLiveChatMessageEndpoint";
var res = await _server.PostAsync(url, data, _cc);
Debug.WriteLine(res);
var json = DynamicJson.Parse(res);
//if (json.IsDefined("errors"))
//{
// var k = string.Join("&", data.Select(kv => kv.Key + "=" + kv.Value));
// throw new PostingCommentFailedException("コメント投稿に失敗しました（" + json.errors[0] + "）",$"data={k}, res={res}");
//}
if (json.IsDefined("code") && json.code == "SUCCESS")
{
if (json.IsDefined("data") && json.data.IsDefined("errorMessage"))
{
var k = string.Join("&", data.Select(kv => kv.Key + "=" + kv.Value));
var errorText = json.data.errorMessage.liveChatTextActionsErrorMessageRenderer.errorText.simpleText;
throw new PostingCommentFailedException("コメント投稿に失敗しました（" + errorText + "）", $"data={k}, res={res}");
}
else if (json.IsDefined("data") && json.data.IsDefined("actions"))
{
//多分成功
_commentPostCount++;
ret = true;
goto CommentPostsucceeded;
}
}
var k0 = string.Join("&", data.Select(kv => kv.Key + "=" + kv.Value));
throw new UnknownResponseReceivedException($"data={k0}, res={res}");
}
catch (UnknownResponseReceivedException ex)
{
_logger.LogException(ex);
SendInfo(ex.Message, InfoType.Error);
}
catch (PostingCommentFailedException ex)
{
_logger.LogException(ex);
SendInfo(ex.Message, InfoType.Error);
}
//catch (HttpException ex)
//{
// //{\"errors\":[\"検証中にエラーが発生しました。\"]} statuscodeは分からないけど200以外
// _logger.LogException(ex, "", $"text={text},statuscode={ex.StatusCode}");
// SendInfo("コメント投稿時にエラーが発生", InfoType.Error);
//}
catch (HttpRequestException ex)
{
if (ex.InnerException is WebException webEx)
{
string response;
using (var sr = new System.IO.StreamReader(webEx.Response.GetResponseStream()))
{
response = sr.ReadToEnd();
}
var statuscode = (int)((HttpWebResponse)webEx.Response).StatusCode;
//{\"errors\":[\"検証中にエラーが発生しました。\"]} statuscodeは分からないけど200以外
_logger.LogException(ex, "", $"text={text},statuscode={statuscode}");
SendInfo("コメント投稿時にエラーが発生", InfoType.Error);
}
else
{
_logger.LogException(ex, "", $"text={text}");
SendInfo("コメント投稿時にエラーが発生", InfoType.Error);
}
}
catch (Exception ex)
{
_logger.LogException(ex);
SendInfo("コメント投稿時にエラーが発生", InfoType.Error);
}
}
CommentPostsucceeded:
return(ret);
}
protected virtual async Task <string> GetMetadata(CookieContainer cc, string url, string payload)
{
return(await _server.PostAsync(new HttpOptions { Url = url, Cc = cc }, new StringContent(payload, Encoding.UTF8, "application/json")));
}
public override async Task ReceiveAsync(string ytCfg, string vid, CookieContainer cc)
{
_cts = new CancellationTokenSource();
string innerTubeKey;
try
{
var ytCfgJson = DynamicJson.Parse(ytCfg);
innerTubeKey = ytCfgJson.INNERTUBE_API_KEY;
}catch (Exception ex)
{
throw new FatalException("", ex);
}
var url = "https://www.youtube.com/youtubei/v1/updated_metadata?alt=json&key=" + innerTubeKey;
var payload = "{\"context\":{\"client\":{\"hl\":\"ja\",\"gl\":\"JP\",\"clientName\":1,\"clientVersion\":\"1.20180224\",\"screenDensityFloat\":\"1.25\"}},\"videoId\":\"" + vid + "\"}";
//var payloadBytes = Encoding.UTF8.GetBytes(payload);
//var wc = new MyWebClient(cc);
while (!_cts.IsCancellationRequested)
{
int timeoutMs = 0;
//wc.Headers["origin"] = "https://www.youtube.com";
//wc.Headers[HttpRequestHeader.ContentType] = "application/json";
//wc.Headers[HttpRequestHeader.Accept] = "*/*";
try
{
//var bytes = await wc.UploadDataTaskAsync(url, payloadBytes);
//var res = Encoding.UTF8.GetString(bytes);
var res = await _server.PostAsync(new HttpOptions { Url = url, Cc = cc }, new StringContent(payload, Encoding.UTF8, "application/json"));
var json = DynamicJson.Parse(res);
if (json.continuation.IsDefined("invalidationContinuationData"))
{
throw new ParseException(res);
}
else
{
timeoutMs = (int)json.continuation.timedContinuationData.timeoutMs;
}
var metadata = ActionsToMetadata(json.actions);
metaReceived?.Invoke(this, metadata);
}
catch (TaskCanceledException)
{
break;
}
catch (WebException ex) when(ex.Status == WebExceptionStatus.ProtocolError)
{
var httpRes = (HttpWebResponse)ex.Response;
var code = httpRes.StatusCode;
_logger.LogException(ex, "", $"url={url}");
SendInfo($"メタデータの取得でエラーが発生 ({code})", InfoType.Notice);
}
catch (WebException ex)
{
SendInfo($"メタデータの取得でエラーが発生 ({ex.Status})", InfoType.Notice);
Debug.WriteLine(ex.Message);
}
catch (ParseException ex)
{
_logger.LogException(ex);
}
catch (Exception ex)
{
var parseEx = new ParseException("", ex);
_logger.LogException(parseEx);
}
timeoutMs = timeoutMs == 0 ? 1000 : timeoutMs;
try
{
await Task.Delay(timeoutMs, _cts.Token);
}
catch (TaskCanceledException)
{
break;
}
}
_cts = null;
}
public override async Task ReceiveAsync(string ytCfg, string vid, CookieContainer cc)
{
_cts = new CancellationTokenSource();
string token;
try
{
var ytCfgJson = DynamicJson.Parse(ytCfg);
token = ytCfgJson.XSRF_TOKEN;
}
catch (Exception ex)
{
//TODO:metadataが一切取れない致命的なエラーだということを表したい
throw new FatalException("", ex);
}
//このAPIを呼び出すとき、Cookieに"YSC"と"VISITOR_INFO1_LIVE"が必須。
//2つとも配信ページか $"https://www.youtube.com/live_chat?v={vid}&is_popout=1"にアクセスした時にCookieをセットしなければもらえる。
//コメビュではtokenとかを取得するために"/live_chat"に必ずアクセスする必要があるため、未ログイン時にはそれで取得した値を使えば良い。
var url = "https://www.youtube.com/service_ajax?name=updatedMetadataEndpoint";
//この値接続毎に固定っぽい。continuationも変わらない気がする。
var sej = "{\"clickTrackingParams\":\"CIQBEMyrARgAIhMIrdnBx6fm2wIVQ5VYCh14dQoMKPgd\",\"commandMetadata\":{\"webCommandMetadata\":{\"url\":\"/service_ajax\",\"sendPost\":true}},\"updatedMetadataEndpoint\":{\"videoId\":\"" + vid + "\"}}";
var data = new Dictionary <string, string>
{
{ "sej", sej },
//{"csn", "E90sW4DVBdaP4ALlho8Q" },
{ "session_token", token },
};
var encodedData = string.Join("&", data.Select(kv => kv.Key + "=" + HttpUtility.UrlEncode(kv.Value))); //HttpUtility.UrlEncode()の戻り値は小文字だけど問題ない。
string encodedContinuation = "";
bool isFatalError = false; //続行不能なエラーが出た場合にtrueにする。
while (!_cts.IsCancellationRequested)
{
int timeoutMs = 0;
try
{
var res = await _server.PostAsync(new HttpOptions
{
Url = url,
Cc = cc,
UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:60.0) Gecko/20100101 Firefox/60.0",
}, new StringContent(encodedContinuation + encodedData, Encoding.UTF8, "application/x-www-form-urlencoded"));
var d = DynamicJson.Parse(res);
string continuation;
if (!d.IsDefined("code") || d.code != "SUCCESS")
{
if (res == "{\"errors\":[\"Invalid Request\"]}")
{
isFatalError = true;
}
var v = string.Join("&", data.Select(kv => kv.Key + "=" + kv.Value));
//{"code":"ERROR","error":"不明なエラーです。"}
//{"code":"ERROR","error":"この機能は現在利用できません。しばらくしてからもう一度お試しください。"}
throw new ParseException($"res={res},ytCfg={ytCfg},encoded={v}");
}
if (d.data.continuation.IsDefined("invalidationContinuationData"))
{
throw new ParseException(res);
}
else
{
continuation = d.data.continuation.timedContinuationData.continuation;
//if (!data.ContainsKey("continuation"))
//{
// data.Add("continuation", continuation);
//}
//else
//{
// data["continuation"] = continuation;
//}
encodedContinuation = "continuation=" + HttpUtility.UrlEncode(continuation) + "&";
timeoutMs = (int)d.data.continuation.timedContinuationData.timeoutMs;
}
try
{
var metadata = ActionsToMetadata(d.data.actions);
metaReceived?.Invoke(this, metadata);
}
catch (Exception ex)
{
throw new ParseException(res, ex);
}
}
catch (HttpRequestException ex)
{
SendInfo($"メタデータの取得でエラーが発生 ({ex.Message})", InfoType.Notice);
}
catch (HttpException ex)
{
SendInfo($"メタデータの取得でエラーが発生 ({ex.Message})", InfoType.Notice);
break;
}
catch (ParseException ex)
{
_logger.LogException(ex);
if (isFatalError)
{
SendInfo("メタデータの取得がキャンセルされました（Invalid Request）", InfoType.Notice);
break;
}
}
catch (TaskCanceledException ex)
{
SendInfo("メタデータの取得がキャンセルされました（" + ex.Message + "）", InfoType.Notice);
break;
}
catch (Exception ex)
{
var parseEx = new ParseException("", ex);
_logger.LogException(parseEx);
}
timeoutMs = timeoutMs == 0 ? 1000 : timeoutMs;
try
{
await Task.Delay(timeoutMs, _cts.Token);
}
catch (TaskCanceledException)
{
break;
}
}
_cts = null;
return;
}