ZonyLrcToolsX/src/ZonyLrcTools.Common/MusicScanner/NetEaseMusicSongListMusicScanner.cs

171 lines
6.3 KiB
C#

using System.Net;
using System.Net.Http.Headers;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using QRCoder;
using ZonyLrcTools.Common.Infrastructure.DependencyInject;
using ZonyLrcTools.Common.Infrastructure.Encryption;
using ZonyLrcTools.Common.Infrastructure.Exceptions;
using ZonyLrcTools.Common.Infrastructure.Network;
using ZonyLrcTools.Common.MusicScanner.JsonModel;
namespace ZonyLrcTools.Common.MusicScanner;
public class NetEaseMusicSongListMusicScanner : ISingletonDependency
{
private readonly IWarpHttpClient _warpHttpClient;
private readonly ILogger<NetEaseMusicSongListMusicScanner> _logger;
private const string Host = "https://music.163.com";
private string Cookie { get; set; } = string.Empty;
private string CsrfToken { get; set; } = string.Empty;
public NetEaseMusicSongListMusicScanner(IWarpHttpClient warpHttpClient,
ILogger<NetEaseMusicSongListMusicScanner> logger)
{
_warpHttpClient = warpHttpClient;
_logger = logger;
}
public async Task<List<MusicInfo>> GetMusicInfoFromNetEaseMusicSongListAsync(string songListId, string outputDirectory, string pattern)
{
if (string.IsNullOrEmpty(Cookie))
{
var loginResponse = await LoginViqQrCodeAsync();
Cookie = loginResponse.cookieContainer?.GetCookieHeader(new Uri(Host)) ?? string.Empty;
CsrfToken = loginResponse.csrfToken ?? string.Empty;
}
var secretKey = NetEaseMusicEncryptionHelper.CreateSecretKey(16);
var encSecKey = NetEaseMusicEncryptionHelper.RsaEncode(secretKey);
var response = await _warpHttpClient.PostAsync<GetMusicInfoFromNetEaseMusicSongListResponse>(
$"{Host}/weapi/v6/playlist/detail?csrf_token=e5044820d8b66e14b8c31d39f9651a98", requestOption:
request =>
{
request.Headers.Add("Cookie", Cookie);
request.Content = new FormUrlEncodedContent(HandleRequest(new
{
csrf_token = CsrfToken,
id = songListId,
n = 1000,
offset = 0,
total = true,
limit = 1000,
}, secretKey, encSecKey));
request.Content.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
});
if (response.Code != 200 || response.PlayList?.SongList == null)
{
throw new ErrorCodeException(ErrorCodes.NotSupportedFileEncoding);
}
return response.PlayList.SongList
.Where(song => !string.IsNullOrEmpty(song.Name))
.Select(song =>
{
var artistName = song.Artists?.FirstOrDefault()?.Name ?? string.Empty;
var fakeFilePath = Path.Combine(outputDirectory, pattern.Replace("{Name}", song.Name).Replace("{Artist}", artistName));
var info = new MusicInfo(fakeFilePath, song.Name!, artistName);
return info;
}).ToList();
}
private Dictionary<string, string> HandleRequest(object srcParams, string secretKey, string encSecKey)
{
return new Dictionary<string, string>
{
{
"params", NetEaseMusicEncryptionHelper.AesEncode(
NetEaseMusicEncryptionHelper.AesEncode(
JsonConvert.SerializeObject(srcParams), NetEaseMusicEncryptionHelper.Nonce), secretKey)
},
{ "encSecKey", encSecKey }
};
}
private async Task<(string? csrfToken, CookieContainer? cookieContainer)> LoginViqQrCodeAsync()
{
// Get unikey.
var qrCodeKeyJson = await (await PostAsync($"{Host}/weapi/login/qrcode/unikey", new
{
type = 1
})).Content.ReadAsStringAsync();
var uniKey = JObject.Parse(qrCodeKeyJson).SelectToken("$.unikey")!.Value<string>();
if (string.IsNullOrEmpty(uniKey)) return (null, null);
// Generate QR code.
var qrGenerator = new QRCodeGenerator();
var qrCodeData = qrGenerator.CreateQrCode($"{Host}/login?codekey={uniKey}",
QRCodeGenerator.ECCLevel.L);
var qrCode = new AsciiQRCode(qrCodeData);
var asciiQrCodeString = qrCode.GetGraphic(1, drawQuietZones: false);
_logger.LogInformation("请使用网易云 APP 扫码登录:");
_logger.LogInformation(asciiQrCodeString);
// Wait for login success.
var isLogin = false;
while (!isLogin)
{
var (isSuccess, cookieContainer) = await CheckIsLoginAsync(uniKey);
isLogin = isSuccess;
if (!isLogin)
{
await Task.Delay(2000);
}
else
{
return (cookieContainer?.GetCookies(new Uri(Host))["__csrf"]?.Value, cookieContainer);
}
}
return (null, null);
}
private async Task<(bool isSuccess, CookieContainer? cookieContainer)> CheckIsLoginAsync(string uniKey)
{
var responseMessage = await PostAsync($"{Host}/weapi/login/qrcode/client/login", new
{
key = uniKey,
type = 1
});
var responseString = await responseMessage.Content.ReadAsStringAsync();
var responseCode = JObject.Parse(responseString)["code"]?.Value<int>();
if (responseCode != 803)
{
return (false, null);
}
if (!responseMessage.Headers.TryGetValues("Set-Cookie", out var cookies))
{
return (false, null);
}
var cookieContainer = new CookieContainer();
foreach (var cookie in cookies)
{
cookieContainer.SetCookies(new Uri(Host), cookie);
}
return (true, cookieContainer);
}
private async Task<HttpResponseMessage> PostAsync(string url, object @params)
{
var secretKey = NetEaseMusicEncryptionHelper.CreateSecretKey(16);
var encSecKey = NetEaseMusicEncryptionHelper.RsaEncode(secretKey);
return await _warpHttpClient.PostReturnHttpResponseAsync(url, requestOption:
request =>
{
request.Content = new FormUrlEncodedContent(HandleRequest(@params, secretKey, encSecKey));
request.Content.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
});
}
}