Crunchy-Downloader/CRD/Downloader/CRAuth.cs

262 lines
10 KiB
C#

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Threading.Tasks;
using System.Web;
using CRD.Utils;
using CRD.Utils.Structs;
using Newtonsoft.Json;
using YamlDotNet.Core.Tokens;
namespace CRD.Downloader;
public class CrAuth{
private readonly Crunchyroll crunInstance = Crunchyroll.Instance;
public async Task AuthAnonymous(){
var formData = new Dictionary<string, string>{
{ "grant_type", "client_id" },
{ "scope", "offline_access" }
};
var requestContent = new FormUrlEncodedContent(formData);
requestContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
var request = new HttpRequestMessage(HttpMethod.Post, Api.BetaAuth){
Content = requestContent
};
request.Headers.Authorization = new AuthenticationHeaderValue("Basic", Api.authBasicSwitch);
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
JsonTokenToFileAndVariable(response.ResponseContent);
} else{
Console.Error.WriteLine("Anonymous login failed");
}
crunInstance.Profile = new CrProfile{
Username = "???",
Avatar = "003-cr-hime-excited.png",
PreferredContentAudioLanguage = "ja-JP",
PreferredContentSubtitleLanguage = "de-DE"
};
Crunchyroll.Instance.CmsToken = new CrCmsToken();
}
private void JsonTokenToFileAndVariable(string content){
crunInstance.Token = JsonConvert.DeserializeObject<CrToken>(content, crunInstance.SettingsJsonSerializerSettings);
if (crunInstance.Token != null && crunInstance.Token.expires_in != null){
crunInstance.Token.expires = DateTime.Now.AddMilliseconds((double)crunInstance.Token.expires_in);
CfgManager.WriteTokenToYamlFile(crunInstance.Token, CfgManager.PathCrToken);
}
}
public async Task Auth(AuthData data){
var formData = new Dictionary<string, string>{
{ "username", data.Username },
{ "password", data.Password },
{ "grant_type", "password" },
{ "scope", "offline_access" }
};
var requestContent = new FormUrlEncodedContent(formData);
requestContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
var request = new HttpRequestMessage(HttpMethod.Post, Api.BetaAuth){
Content = requestContent
};
request.Headers.Authorization = new AuthenticationHeaderValue("Basic", Api.authBasicSwitch);
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
JsonTokenToFileAndVariable(response.ResponseContent);
}
if (crunInstance.Token?.refresh_token != null){
HttpClientReq.Instance.SetETPCookie(crunInstance.Token.refresh_token);
await GetProfile();
}
}
public async Task GetProfile(){
if (crunInstance.Token?.access_token == null){
Console.Error.WriteLine("Missing Access Token");
return;
}
var request = HttpClientReq.CreateRequestMessage(Api.BetaProfile, HttpMethod.Get, true, true, null);
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
var profileTemp = Helpers.Deserialize<CrProfile>(response.ResponseContent, crunInstance.SettingsJsonSerializerSettings);
if (profileTemp != null){
crunInstance.Profile = profileTemp;
var requestSubs = HttpClientReq.CreateRequestMessage(Api.Subscription + crunInstance.Token.account_id, HttpMethod.Get, true, false, null);
var responseSubs = await HttpClientReq.Instance.SendHttpRequest(requestSubs);
if (responseSubs.IsOk){
var subsc = Helpers.Deserialize<Subscription>(responseSubs.ResponseContent, crunInstance.SettingsJsonSerializerSettings);
crunInstance.Profile.Subscription = subsc;
if ( subsc is{ SubscriptionProducts:{ Count: 0 }, ThirdPartySubscriptionProducts.Count: > 0 }){
var thirdPartySub = subsc.ThirdPartySubscriptionProducts.First();
var remaining = thirdPartySub.ExpirationDate - DateTime.UtcNow;
crunInstance.Profile.HasPremium = remaining > TimeSpan.Zero;
crunInstance.Profile.Subscription.IsActive = remaining > TimeSpan.Zero;
crunInstance.Profile.Subscription.NextRenewalDate = thirdPartySub.ExpirationDate;
} else if(subsc is{ SubscriptionProducts:{ Count: 0 }, NonrecurringSubscriptionProducts.Count: > 0 }){
var nonRecurringSub = subsc.NonrecurringSubscriptionProducts.First();
var remaining = nonRecurringSub.EndDate - DateTime.UtcNow;
crunInstance.Profile.HasPremium = remaining > TimeSpan.Zero;
crunInstance.Profile.Subscription.IsActive = remaining > TimeSpan.Zero;
crunInstance.Profile.Subscription.NextRenewalDate = nonRecurringSub.EndDate;
} else{
crunInstance.Profile.HasPremium = subsc.IsActive;
}
} else{
crunInstance.Profile.HasPremium = false;
Console.Error.WriteLine("Failed to check premium subscription status");
}
}
}
}
public async Task LoginWithToken(){
if (crunInstance.Token?.refresh_token == null){
Console.Error.WriteLine("Missing Refresh Token");
return;
}
var formData = new Dictionary<string, string>{
{ "refresh_token", crunInstance.Token.refresh_token },
{ "grant_type", "refresh_token" },
{ "scope", "offline_access" }
};
var requestContent = new FormUrlEncodedContent(formData);
requestContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
var request = new HttpRequestMessage(HttpMethod.Post, Api.BetaAuth){
Content = requestContent
};
request.Headers.Authorization = new AuthenticationHeaderValue("Basic", Api.authBasicSwitch);
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
JsonTokenToFileAndVariable(response.ResponseContent);
} else{
Console.Error.WriteLine("Token Auth Failed");
}
if (crunInstance.Token?.refresh_token != null){
HttpClientReq.Instance.SetETPCookie(crunInstance.Token.refresh_token);
await GetProfile();
}
await GetCmsToken();
}
public async Task RefreshToken(bool needsToken){
if (crunInstance.Token?.access_token == null && crunInstance.Token?.refresh_token == null ||
crunInstance.Token.access_token != null && crunInstance.Token.refresh_token == null){
await AuthAnonymous();
} else{
if (!(DateTime.Now > crunInstance.Token.expires) && needsToken){
return;
}
}
if (crunInstance.Profile.Username == "???"){
return;
}
var formData = new Dictionary<string, string>{
{ "refresh_token", crunInstance.Token?.refresh_token ?? string.Empty },
{ "grant_type", "refresh_token" },
{ "scope", "offline_access" }
};
var requestContent = new FormUrlEncodedContent(formData);
requestContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
var request = new HttpRequestMessage(HttpMethod.Post, Api.BetaAuth){
Content = requestContent
};
request.Headers.Authorization = new AuthenticationHeaderValue("Basic", Api.authBasicSwitch);
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
JsonTokenToFileAndVariable(response.ResponseContent);
} else{
Console.Error.WriteLine("Refresh Token Auth Failed");
}
await GetCmsToken();
}
public async Task GetCmsToken(){
if (crunInstance.Token?.access_token == null){
Console.Error.WriteLine($"Missing Access Token: {crunInstance.Token?.access_token}");
return;
}
var request = HttpClientReq.CreateRequestMessage(Api.BetaCmsToken, HttpMethod.Get, true, true, null);
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
crunInstance.CmsToken = JsonConvert.DeserializeObject<CrCmsToken>(response.ResponseContent, crunInstance.SettingsJsonSerializerSettings);
} else{
Console.Error.WriteLine("CMS Token Auth Failed");
}
}
public async Task GetCmsData(){
if (crunInstance.CmsToken?.Cms == null){
Console.Error.WriteLine("Missing CMS Token");
return;
}
UriBuilder uriBuilder = new UriBuilder(Api.BetaCms + crunInstance.CmsToken.Cms.Bucket + "/index?");
NameValueCollection query = HttpUtility.ParseQueryString(uriBuilder.Query);
query["preferred_audio_language"] = "ja-JP";
query["Policy"] = crunInstance.CmsToken.Cms.Policy;
query["Signature"] = crunInstance.CmsToken.Cms.Signature;
query["Key-Pair-Id"] = crunInstance.CmsToken.Cms.KeyPairId;
uriBuilder.Query = query.ToString();
var request = new HttpRequestMessage(HttpMethod.Get, uriBuilder.ToString());
var response = await HttpClientReq.Instance.SendHttpRequest(request);
if (response.IsOk){
Console.WriteLine(response.ResponseContent);
} else{
Console.Error.WriteLine("Failed to Get CMS Index");
}
}
}