public async Task<Response> Download(ISession session, Episode episode, string template, string downloadpath, Quality quality, Format formats, CancellationToken token, IProgress<DownloadInfo> progress) { try { string deflangcode = "jpn"; string deflang = "日本語"; Response ret = new Response(); DaiSukiSession s = session as DaiSukiSession; if (s == null) return new Response { ErrorMessage = "Invalid Session", Status = ResponseStatus.InvalidArgument }; if (!episode.PluginMetadata.ContainsKey("Url")) return new Response { ErrorMessage = "Invalid Episode", Status = ResponseStatus.InvalidArgument }; DownloadInfo dp = new DownloadInfo { FileName = TemplateParser.FilenameFromEpisode(episode, quality, template), Format = formats, Percent = 0, Quality = quality }; token.ThrowIfCancellationRequested(); dp.Languages = new List<string>(); dp.Percent = 1; dp.Status = "Getting Metadata"; progress.Report(dp); List<string> todeleteFiles = new List<string>(); WebStream ws = await WebStream.Get(episode.PluginMetadata["Url"], null, LibSet[UserAgentS], null, s.cookies.ToCookieCollection(), SocketTimeout, true, null, _info.ProxyFromGlobalRequirements(_global)); if (ws != null && ws.StatusCode == HttpStatusCode.OK) { if (!VerifyLogin(ws.Cookies)) SetLoginError(ret); else { StreamReader rd = new StreamReader(ws); string dta = rd.ReadToEnd(); rd.Dispose(); ws.Dispose(); Match bgn = bgnWrapper.Match(dta); if (!bgn.Success) { ret.ErrorMessage = "Unable to find Daisuki public key"; ret.Status=ResponseStatus.WebError; return ret; } Match flash = flashVars.Match(dta); if (!flash.Success) { ret.ErrorMessage = "Seems this Episode is a YouTube video, unable to download"; ret.Status = ResponseStatus.WebError; return ret; } MatchCollection col = flash2Vars.Matches(flash.Groups["vars"].Value); Dictionary<string,string> vars=new Dictionary<string, string>(); foreach (Match m in col) { if (m.Success) { vars.Add(m.Groups["name"].Value, m.Groups["value"].Value); } } if (!vars.ContainsKey("s") || !vars.ContainsKey("country") || !vars.ContainsKey("init")) { ret.ErrorMessage = "Some of Daisuki startup variables are missing"; ret.Status = ResponseStatus.WebError; return ret; } token.ThrowIfCancellationRequested(); ws = await WebStream.Get(LibSet[BaseHostS]+bgn.Groups["wrapper"].Value, null, LibSet[UserAgentS], null, s.cookies.ToCookieCollection(), SocketTimeout, true,null, _info.ProxyFromGlobalRequirements(_global)); if (ws == null || ws.StatusCode != HttpStatusCode.OK) { ret.ErrorMessage = "Unable to find Daisuki public key"; ret.Status = ResponseStatus.WebError; ws?.Dispose(); return ret; } rd = new StreamReader(ws); dta = rd.ReadToEnd(); rd.Dispose(); ws.Dispose(); Match mm = publicKey.Match(dta); if (!mm.Success) { ret.ErrorMessage = "Unable to find Daisuki public key"; ret.Status = ResponseStatus.WebError; return ret; } string bld = mm.Groups["key"].Value.Replace("\\n", ""); token.ThrowIfCancellationRequested(); dp.Percent = 2; progress.Report(dp); ws = await WebStream.Get(LibSet[BaseHostS] + vars["country"]+"?cashPath="+ (long)((DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalMilliseconds), null, LibSet[UserAgentS], null, s.cookies.ToCookieCollection(), SocketTimeout, true, episode.PluginMetadata["Url"], _info.ProxyFromGlobalRequirements(_global)); Country c; if (ws == null || ws.StatusCode != HttpStatusCode.OK) { ret.ErrorMessage = "Unable to find Daisuki Country Code"; ret.Status = ResponseStatus.WebError; ws?.Dispose(); return ret; } try { XmlSerializer ser = new XmlSerializer(typeof(Country)); c = (Country)ser.Deserialize(ws); ws.Dispose(); } catch (Exception) { ret.ErrorMessage = "Unable to find Daisuki Country Code"; ret.Status = ResponseStatus.WebError; ws.Dispose(); return ret; } Dictionary<string, string> form = new Dictionary<string, string>(); Api api=new Api(); if (vars.ContainsKey("ss_id")) api.SS_Id = vars["ss_id"]; if (vars.ContainsKey("mv_id")) api.MV_Id = vars["mv_id"]; if (vars.ContainsKey("device_cd")) api.Device_CD = vars["device_cd"]; if (vars.ContainsKey("ss1_prm")) api.SS1_PRM = vars["ss1_prm"]; if (vars.ContainsKey("ss2_prm")) api.SS2_PRM = vars["ss2_prm"]; if (vars.ContainsKey("ss3_prm")) api.SS3_PRM = vars["ss3_prm"]; RSACryptoServiceProvider prov = ProviderFromPEM(bld); AesManaged aes = new AesManaged(); aes.GenerateKey(); aes.Mode=CipherMode.CBC; int blocksize = aes.BlockSize/8; aes.IV=new byte[blocksize]; aes.KeySize=256; aes.Padding=PaddingMode.Zeros; aes.GenerateKey(); byte[] apidata = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(api)); int nsize = ((apidata.Length + (blocksize - 1))/blocksize)*blocksize; if (nsize!=apidata.Length) Array.Resize(ref apidata,nsize); ICryptoTransform t=aes.CreateEncryptor(); byte[] enc=t.TransformFinalBlock(apidata, 0, nsize); byte[] key = prov.Encrypt(aes.Key,false); form.Add("s", vars["s"]); form.Add("c", c.CountryCode); form.Add("e", episode.PluginMetadata["Url"]); form.Add("d", Convert.ToBase64String(enc)); form.Add("a", Convert.ToBase64String(key)); token.ThrowIfCancellationRequested(); string n = form.PostFromDictionary(); ws = await WebStream.Get(LibSet[BaseHostS]+vars["init"]+"?"+n, null, LibSet[UserAgentS], null, s.cookies.ToCookieCollection(), SocketTimeout, true, episode.PluginMetadata["Url"], _info.ProxyFromGlobalRequirements(_global)); if (ws == null || ws.StatusCode != HttpStatusCode.OK) { ret.ErrorMessage = "Unable to retrieve metadata"; ret.Status = ResponseStatus.WebError; ws?.Dispose(); return ret; } rd = new StreamReader(ws); dta = rd.ReadToEnd(); rd.Dispose(); ws.Dispose(); MetaEncrypt menc = JsonConvert.DeserializeObject<MetaEncrypt>(dta); if (menc == null || menc.Status != "00") { ret.ErrorMessage = "Unable to retrieve metadata"; ret.Status = ResponseStatus.WebError; return ret; } t = aes.CreateDecryptor(); byte[] indata = Convert.FromBase64String(menc.EncryptedData); nsize = ((indata.Length + (blocksize - 1)) / blocksize) * blocksize; if (nsize != indata.Length) Array.Resize(ref indata, nsize); byte[] outdata=t.TransformFinalBlock(indata, 0, indata.Length); int start = outdata.Length; while (outdata[start - 1] == 0) start--; if (start!=outdata.Length) Array.Resize(ref outdata,start); string final = Encoding.UTF8.GetString(outdata); Data ldta = JsonConvert.DeserializeObject<Data>(final); NameValueCollection headers = new NameValueCollection(); headers.Add("Accept", "*/*"); headers.Add("Accept-Language", "en-US"); headers.Add("x-flash-version", "18,0,0,232"); string guid = GenGUID(12); string playurl = ldta.play_url + "&g=" + guid + "&hdcore=3.2.0"; token.ThrowIfCancellationRequested(); dp.Percent = 3; dp.Status = "Gettings subtitles"; progress.Report(dp); dp.Languages = new List<string>(); Dictionary<string, string> subtitles = new Dictionary<string, string>(); if (string.IsNullOrEmpty(ldta.caption_url)) dp.Languages.Add("Hardcoded"); else { ws = await WebStream.Get(ldta.caption_url + "?cashPath=" + (long)((DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalMilliseconds), null, LibSet[UserAgentS], headers, null, SocketTimeout, true, "http://img.daisuki.net/common2/pages/anime/swf/bngn_player_001.swf", _info.ProxyFromGlobalRequirements(_global)); if (ws == null || ws.StatusCode != HttpStatusCode.OK) { ret.ErrorMessage = "Unable to retrieve subtitles"; ret.Status = ResponseStatus.WebError; ws?.Dispose(); return ret; } TTML subs = new TTML(ws); subtitles = subs.ToAss(); ws.Dispose(); } dp.Percent = 4; dp.Status = "Downloading video"; progress.Report(dp); token.ThrowIfCancellationRequested(); ws = await WebStream.Get(playurl, null, LibSet[UserAgentS], headers, null, SocketTimeout, true, "http://img.daisuki.net/common2/pages/anime/swf/bngn_player_001.swf", _info.ProxyFromGlobalRequirements(_global)); int idx = playurl.LastIndexOf(".smil/", StringComparison.InvariantCulture); string baseurl = string.Empty; if (idx > 0) baseurl = playurl.Substring(0, idx + 6); if (ws == null || ws.StatusCode != HttpStatusCode.OK) { ret.ErrorMessage = "Unable to retrieve metadata"; ret.Status = ResponseStatus.WebError; ws?.Dispose(); return ret; } XmlSerializer serm = new XmlSerializer(typeof(Manifest)); //Stream ms = File.OpenRead(@"C:\users\mpiva\Downloads\s.manifest"); //Manifest manifest = (Manifest)serm.Deserialize(ms); Manifest manifest = (Manifest)serm.Deserialize(ws); rd.Dispose(); ws.Dispose(); manifest.Init(); KeyValuePair<Media, Quality>? kv = BestMediaFromManifest(manifest, quality); if (kv == null) { ret.ErrorMessage = "Unable to find the best media"; ret.Status = ResponseStatus.WebError; return ret; } dp.Quality = kv.Value.Value; Media media = kv.Value.Key; string inputs = string.Empty; string maps = String.Empty; int pp = 0; foreach (string k in subtitles.Keys) { string pth = Path.GetTempFileName() + ".ass"; todeleteFiles.Add(pth); File.WriteAllText(pth, subtitles[k]); inputs += "-i \"" + pth + "\" "; dp.Languages.Add(Languages.TranslateToOriginalLanguage(k)); maps += GetFFMPEGSubtitleArguments(pp + 1, pp, Languages.CodeFromLanguage(k), Languages.TranslateToOriginalLanguage(k)); pp++; } dp.Percent = 4; dp.FileName = TemplateParser.FilenameFromEpisode(episode, dp.Quality, template); dp.FullPath = Path.Combine(downloadpath, dp.FileName); token.ThrowIfCancellationRequested(); progress.Report(dp); string intermediatefile = dp.FullPath + ".tm1"; /* http://www.daisuki.net/etc/designs/daisuki/swf/bngn_player_002.swf*/ headers["X-Requested-With"] = "ShockwaveFlash/20.0.0.267"; FragmentProcessor frag =new FragmentProcessor(ws.Cookies,headers, LibSet[UserAgentS], SocketTimeout, episode.PluginMetadata["Url"], _info.ProxyFromGlobalRequirements(_global), 2,5,intermediatefile); double dbl = 91; IProgress<double> d = new Progress<double>((val) => { dp.Percent = (val * dbl / 100) + 4; progress.Report(dp); }); todeleteFiles.Add(intermediatefile); await frag.Start(baseurl, guid, manifest, media, token, d); dp.Size = await ReMux(intermediatefile, inputs, maps, formats, deflangcode, deflang, 96, 4, dp, progress, token); dp.Percent = 100; dp.Status = "Finished"; progress.Report(dp); foreach (string del in todeleteFiles) { try { File.Delete(del); } catch (Exception) { } } ret.Status = ResponseStatus.Ok; } } else { SetWebError(ret); } ws?.Dispose(); return ret; } catch (Exception e) { if (e is OperationCanceledException) return new Response { ErrorMessage = "Canceled", Status = ResponseStatus.Canceled }; return new Shows { ErrorMessage = e.ToString(), Status = ResponseStatus.SystemError }; } }