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[CHANGE] Working on auth hash

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max
2025-09-04 20:32:39 +02:00
parent 431a103fac
commit 92e5bb7f1f
6 changed files with 90 additions and 28 deletions
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3
Manager.YouTube/Models/Innertube/ClientState.cs
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@@ -21,6 +21,9 @@ public class ClientState : AdditionalJsonData
[JsonPropertyName("LOGGED_IN")]
public bool LoggedIn { get; set; }
[JsonPropertyName("WEB_PLAYER_CONTEXT_CONFIGS")]
public WebPlayerContextConfig? WebPlayerContextConfig { get; set; }
[JsonPropertyName("USER_ACCOUNT_NAME")]
public string? UserAccountName { get; set; }

9
Manager.YouTube/Models/Innertube/WebPlayerContext.cs Normal file
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@@ -0,0 +1,9 @@
using System.Text.Json.Serialization;
namespace Manager.YouTube.Models.Innertube;
public class WebPlayerContext : AdditionalJsonData
{
[JsonPropertyName("datasyncId")]
public string? DatasyncId { get; set; }
}

9
Manager.YouTube/Models/Innertube/WebPlayerContextConfig.cs Normal file
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@@ -0,0 +1,9 @@
using System.Text.Json.Serialization;
namespace Manager.YouTube.Models.Innertube;
public class WebPlayerContextConfig : AdditionalJsonData
{
[JsonPropertyName("WEB_PLAYER_CONTEXT_CONFIG_ID_KEVLAR_WATCH")]
public WebPlayerContext? WebPlayerContext { get; set; }
}

59
Manager.YouTube/NetworkService.cs
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@@ -1,13 +1,17 @@
using System.Net.Mime;
using System.Text;
using System.Text.Json;
using System.Text.Json.Nodes;
using DotBased.Monads;
using Manager.YouTube.Models.Innertube;
using Manager.YouTube.Parsers;
using Manager.YouTube.Util;
namespace Manager.YouTube;
public static class NetworkService
{
private const string Origin = "https://www.youtube.com/";
private const string Origin = "https://www.youtube.com";
public static async Task<Result<ClientState>> GetClientStateAsync(YouTubeClient client)
{
@@ -33,7 +37,7 @@ public static class NetworkService
if (!response.IsSuccessStatusCode)
{
var responseResult = await response.Content.ReadAsStringAsync();
return Result<ClientState>.Fail(ResultError.Fail(responseResult));
return ResultError.Fail(responseResult);
}
var responseHtml = await response.Content.ReadAsStringAsync();
var clientStateResult = HtmlParser.GetStateJson(responseHtml);
@@ -55,21 +59,46 @@ public static class NetworkService
return clientState == null ? ResultError.Fail("Unable to parse client state!") : clientState;
}
public static async Task<Result> GetCurrentAccountAsync()
public static async Task<Result> GetCurrentAccountInfoAsync(YouTubeClient client)
{
//URL: /youtubei/v1/account/account_menu
// Payload
// "context": {
// "client": {CLIENT INFO FROM STATE}
// }
if (client.ClientState is not { LoggedIn: true })
{
return ResultError.Fail("Client not logged in!");
}
var httpRequest = new HttpRequestMessage
{
Method = HttpMethod.Post,
RequestUri = new Uri($"{Origin}/youtubei/v1/account/account_menu")
};
httpRequest.Headers.UserAgent.ParseAdd(client.UserAgent);
httpRequest.Headers.Add("Origin", Origin);
if (client.SapisidCookie != null)
{
httpRequest.Headers.Authorization = AuthenticationUtilities.GetSapisidHashHeader(client.ClientState.WebPlayerContextConfig?.WebPlayerContext?.DatasyncId ?? "", client.SapisidCookie.Value, Origin);
}
var serializedContext = JsonSerializer.SerializeToNode(client.ClientState.InnerTubeContext);
var contextJson = new JsonObject { { "context", serializedContext } };
httpRequest.Content = new StringContent(contextJson.ToJsonString(), Encoding.UTF8, MediaTypeNames.Application.Json);
var http = client.GetHttpClient();
if (http == null)
{
return ResultError.Fail("Unable to get http client!");
}
var response = await http.SendAsync(httpRequest);
if (!response.IsSuccessStatusCode)
{
var responseResult = await response.Content.ReadAsStringAsync();
return ResultError.Fail(responseResult);
}
var json = await response.Content.ReadAsStringAsync();
var jsonObject = JsonNode.Parse(json);
/* Auth header
* if (client.SapisidCookie != null)
{
httpRequest.Headers.Authorization = AuthenticationUtilities.GetSapisidHashHeader(client.SapisidCookie.Value, origin);
httpRequest.Headers.Add("Origin", origin);
}
*/
return ResultError.Fail("Not implemented");
}
}

24
Manager.YouTube/Util/AuthenticationUtilities.cs
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@@ -10,16 +10,24 @@ public static class AuthenticationUtilities
private const string HeaderScheme = "SAPISIDHASH";
// Dave Thomas @ https://stackoverflow.com/a/32065323/9948300
public static AuthenticationHeaderValue? GetSapisidHashHeader(string sapisid, string origin)
public static AuthenticationHeaderValue? GetSapisidHashHeader(string datasyncId, string sapisid, string origin)
{
if (string.IsNullOrWhiteSpace(sapisid) || string.IsNullOrWhiteSpace(origin))
return null;
var time = GetTime();
var sha1 = HashString($"{time} {sapisid} {origin}");
var completeHash = $"{time}_{sha1}";
return new AuthenticationHeaderValue(HeaderScheme, completeHash);
var strHash = GetSapisidHash(datasyncId, sapisid, origin);
return new AuthenticationHeaderValue(HeaderScheme, strHash);
}
public static string? GetSapisidHash(string datasyncId, string sapisid, string origin)
{
if (string.IsNullOrWhiteSpace(datasyncId) || string.IsNullOrWhiteSpace(sapisid) || string.IsNullOrWhiteSpace(origin))
return null;
datasyncId = datasyncId.Replace("||", "");
sapisid = Uri.UnescapeDataString(sapisid);
var time = GetTime();
var sha1 = HashString($"{datasyncId} {time} {sapisid} {origin}");
var completeHash = $"{time}_{sha1}_u";
return completeHash;
}
private static string HashString(string stringData)
{
var dataBytes = Encoding.ASCII.GetBytes(stringData);

14
Manager.YouTube/YouTubeClient.cs
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@@ -10,7 +10,7 @@ public sealed class YouTubeClient : IDisposable
public string? UserAgent { get; set; }
public CookieContainer CookieContainer { get; } = new();
public ClientState? ClientState { get; private set; }
public Cookie? SapisidCookie => CookieContainer.GetAllCookies()["SAPISID"];
public Cookie? SapisidCookie => CookieContainer.GetAllCookies()["SAPISID"] ?? CookieContainer.GetAllCookies()["__Secure-3PAPISID"];
public HttpClient? GetHttpClient() => _httpClient;
private HttpClient? _httpClient;
@@ -35,13 +35,17 @@ public sealed class YouTubeClient : IDisposable
public async Task GetStateAsync()
{
var state = await NetworkService.GetClientStateAsync(this);
if (!state.IsSuccess)
if (ClientState == null || !ClientState.LoggedIn)
{
return;
var state = await NetworkService.GetClientStateAsync(this);
if (!state.IsSuccess)
{
return;
}
ClientState = state.Value;
}
ClientState = state.Value;
var accountInfo = await NetworkService.GetCurrentAccountInfoAsync(this);
}
public void Dispose()