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saving following in db

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This commit is contained in:
Nicolas Constant
2020-07-07 21:03:20 -04:00
parent 34bf9ff140
commit 5f5eeb9530
15 changed files with 174 additions and 43 deletions
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38
src/BirdsiteLive.Domain/UserService.cs
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@ -8,6 +8,7 @@ using System.Threading.Tasks;
using BirdsiteLive.ActivityPub;
using BirdsiteLive.Common.Settings;
using BirdsiteLive.Cryptography;
using BirdsiteLive.Domain.BusinessUseCases;
using BirdsiteLive.Twitter.Models;
using Tweetinvi.Core.Exceptions;
using Tweetinvi.Models;
@ -23,15 +24,18 @@ namespace BirdsiteLive.Domain
public class UserService : IUserService
{
private readonly IProcessFollowUser _processFollowUser;
private readonly ICryptoService _cryptoService;
private readonly IActivityPubService _activityPubService;
private readonly string _host;
#region Ctor
public UserService(InstanceSettings instanceSettings, ICryptoService cryptoService, IActivityPubService activityPubService)
public UserService(InstanceSettings instanceSettings, ICryptoService cryptoService, IActivityPubService activityPubService, IProcessFollowUser processFollowUser)
{
_cryptoService = cryptoService;
_activityPubService = activityPubService;
_processFollowUser = processFollowUser;
_host = $"https://{instanceSettings.Domain.Replace("https://",string.Empty).Replace("http://", string.Empty).TrimEnd('/')}";
}
#endregion
@ -100,15 +104,21 @@ namespace BirdsiteLive.Domain
return note;
}
public async Task<bool> FollowRequestedAsync(string signature, string method, string path, string queryString, Dictionary<string, string> requestHeaders, ActivityFollow activity)
public async Task<bool> FollowRequestedAsync(string signature, string method, string path, string queryString, Dictionary<string, string> requestHeaders, ActivityFollow activity)
{
// Validate
if (!await ValidateSignature(activity.actor, signature, method, path, queryString, requestHeaders)) return false;
var sigValidation = await ValidateSignature(activity.actor, signature, method, path, queryString, requestHeaders);
if (!sigValidation.SignatureIsValidated) return false;
// Save Follow in DB
// Send Accept Activity
var targetHost = activity.actor.Replace("https://", string.Empty).Split('/').First();
var followerUserName = sigValidation.User.name.ToLowerInvariant();
var followerHost = sigValidation.User.url.Replace("https://", string.Empty).Split('/').First();
var followerInbox = sigValidation.User.inbox;
var twitterUser = activity.apObject.Split('/').Last().Replace("@", string.Empty);
await _processFollowUser.ExecuteAsync(followerUserName, followerHost, followerInbox, twitterUser);
// Send Accept Activity
//var followerHost = activity.actor.Replace("https://", string.Empty).Split('/').First();
var acceptFollow = new ActivityAcceptFollow()
{
context = "https://www.w3.org/ns/activitystreams",
@ -123,11 +133,11 @@ namespace BirdsiteLive.Domain
apObject = activity.apObject
}
};
var result = await _activityPubService.PostDataAsync(acceptFollow, targetHost, activity.apObject);
var result = await _activityPubService.PostDataAsync(acceptFollow, followerHost, activity.apObject);
return result == HttpStatusCode.Accepted;
}
private async Task<bool> ValidateSignature(string actor, string rawSig, string method, string path, string queryString, Dictionary<string, string> requestHeaders)
private async Task<SignatureValidationResult> ValidateSignature(string actor, string rawSig, string method, string path, string queryString, Dictionary<string, string> requestHeaders)
{
var signatures = rawSig.Split(',');
var signature_header = new Dictionary<string, string>();
@ -184,7 +194,17 @@ namespace BirdsiteLive.Domain
var result = signKey.VerifyData(Encoding.UTF8.GetBytes(toSign.ToString()), sig, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
return result;
return new SignatureValidationResult()
{
SignatureIsValidated = result,
User = remoteUser
};
}
}
public class SignatureValidationResult
{
public bool SignatureIsValidated { get; set; }
public Actor User { get; set; }
}
}