added protected support

src/BirdsiteLive.ActivityPub/Models/ActivityRejectFollow.cs

@@ -0,0 +1,10 @@
+using Newtonsoft.Json;
+
+namespace BirdsiteLive.ActivityPub
+{
+    public class ActivityRejectFollow : Activity
+    {
+        [JsonProperty("object")]
+        public ActivityFollow apObject { get; set; }
+    }
+}

src/BirdsiteLive.ActivityPub/Models/Actor.cs

@@ -17,6 +17,7 @@ namespace BirdsiteLive.ActivityPub
         public string name { get; set; }
         public string summary { get; set; }
         public string url { get; set; }
+        public bool manuallyApprovesFollowers { get; set; }
         public string inbox { get; set; }
         public bool? discoverable { get; set; } = true;
         public PublicKey publicKey { get; set; }

src/BirdsiteLive.Domain/UserService.cs

@@ -12,6 +12,7 @@ using BirdsiteLive.Cryptography;
 using BirdsiteLive.Domain.BusinessUseCases;
 using BirdsiteLive.Domain.Statistics;
 using BirdsiteLive.Domain.Tools;
+using BirdsiteLive.Twitter;
 using BirdsiteLive.Twitter.Models;
 using Tweetinvi.Core.Exceptions;
 using Tweetinvi.Models;
@@ -36,8 +37,10 @@ namespace BirdsiteLive.Domain
         private readonly IStatusExtractor _statusExtractor;
         private readonly IExtractionStatisticsHandler _statisticsHandler;
 
+        private readonly ITwitterUserService _twitterUserService;
+
         #region Ctor
-        public UserService(InstanceSettings instanceSettings, ICryptoService cryptoService, IActivityPubService activityPubService, IProcessFollowUser processFollowUser, IProcessUndoFollowUser processUndoFollowUser, IStatusExtractor statusExtractor, IExtractionStatisticsHandler statisticsHandler)
+        public UserService(InstanceSettings instanceSettings, ICryptoService cryptoService, IActivityPubService activityPubService, IProcessFollowUser processFollowUser, IProcessUndoFollowUser processUndoFollowUser, IStatusExtractor statusExtractor, IExtractionStatisticsHandler statisticsHandler, ITwitterUserService twitterUserService)
         {
             _instanceSettings = instanceSettings;
             _cryptoService = cryptoService;
@@ -46,7 +49,7 @@ namespace BirdsiteLive.Domain
             _processUndoFollowUser = processUndoFollowUser;
             _statusExtractor = statusExtractor;
             _statisticsHandler = statisticsHandler;
-            //_host = $"https://{instanceSettings.Domain.Replace("https://",string.Empty).Replace("http://", string.Empty).TrimEnd('/')}";
+            _twitterUserService = twitterUserService;
         }
         #endregion
 
@@ -75,6 +78,7 @@ namespace BirdsiteLive.Domain
                 inbox = $"{actorUrl}/inbox",
                 summary = description,
                 url = actorUrl,
+                manuallyApprovesFollowers = twitterUser.Protected,
                 publicKey = new PublicKey()
                 {
                     id = $"{actorUrl}#main-key",
@@ -125,26 +129,50 @@ namespace BirdsiteLive.Domain
             followerInbox = OnlyKeepRoute(followerInbox, followerHost);
             followerSharedInbox = OnlyKeepRoute(followerSharedInbox, followerHost);
             
-            // Execute
-            await _processFollowUser.ExecuteAsync(followerUserName, followerHost, twitterUser, followerInbox, followerSharedInbox);
-
-            // Send Accept Activity
-            var acceptFollow = new ActivityAcceptFollow()
+            var user = _twitterUserService.GetUser(twitterUser);
+            if (!user.Protected)
             {
-                context = "https://www.w3.org/ns/activitystreams",
-                id = $"{activity.apObject}#accepts/follows/{Guid.NewGuid()}",
-                type = "Accept",
-                actor = activity.apObject,
-                apObject = new ActivityFollow()
+                // Execute
+                await _processFollowUser.ExecuteAsync(followerUserName, followerHost, twitterUser, followerInbox, followerSharedInbox);
+
+                // Send Accept Activity
+                var acceptFollow = new ActivityAcceptFollow()
                 {
-                    id = activity.id,
-                    type = activity.type,
-                    actor = activity.actor,
-                    apObject = activity.apObject
-                }
-            };
-            var result = await _activityPubService.PostDataAsync(acceptFollow, followerHost, activity.apObject);
-            return result == HttpStatusCode.Accepted || result == HttpStatusCode.OK; //TODO: revamp this for better error handling
+                    context = "https://www.w3.org/ns/activitystreams",
+                    id = $"{activity.apObject}#accepts/follows/{Guid.NewGuid()}",
+                    type = "Accept",
+                    actor = activity.apObject,
+                    apObject = new ActivityFollow()
+                    {
+                        id = activity.id,
+                        type = activity.type,
+                        actor = activity.actor,
+                        apObject = activity.apObject
+                    }
+                };
+                var result = await _activityPubService.PostDataAsync(acceptFollow, followerHost, activity.apObject);
+                return result == HttpStatusCode.Accepted || result == HttpStatusCode.OK; //TODO: revamp this for better error handling
+            }
+            else
+            {
+                // Send Reject Activity
+                var acceptFollow = new ActivityRejectFollow()
+                {
+                    context = "https://www.w3.org/ns/activitystreams",
+                    id = $"{activity.apObject}#rejects/follows/{Guid.NewGuid()}",
+                    type = "Reject",
+                    actor = activity.apObject,
+                    apObject = new ActivityFollow()
+                    {
+                        id = activity.id,
+                        type = activity.type,
+                        actor = activity.actor,
+                        apObject = activity.apObject
+                    }
+                };
+                var result = await _activityPubService.PostDataAsync(acceptFollow, followerHost, activity.apObject);
+                return result == HttpStatusCode.Accepted || result == HttpStatusCode.OK; //TODO: revamp this for better error handling
+            }
         }
 
         private string OnlyKeepRoute(string inbox, string host)

src/BirdsiteLive.Twitter/Models/TwitterUser.cs

@@ -10,5 +10,6 @@
         public string ProfileBackgroundImageUrl { get; set; }
         public string Acct { get; set; }
         public string ProfileBannerURL { get; set; }
+        public bool Protected { get; set; }
     }
 }

src/BirdsiteLive.Twitter/TwitterTweetsService.cs

@@ -61,9 +61,9 @@ namespace BirdsiteLive.Twitter
             TweetinviConfig.CurrentThreadSettings.TweetMode = TweetMode.Extended;
 
             var user = _twitterUserService.GetUser(username);
+            if (user.Protected) return new ExtractedTweet[0];
 
             var tweets = new List<ITweet>();
-
             try
             {
                 if (fromTweetId == -1)

src/BirdsiteLive.Twitter/TwitterUserService.cs

@@ -60,7 +60,8 @@ namespace BirdsiteLive.Twitter
                 Url = $"https://twitter.com/{username}",
                 ProfileImageUrl = user.ProfileImageUrlFullSize,
                 ProfileBackgroundImageUrl = user.ProfileBackgroundImageUrlHttps,
-                ProfileBannerURL = user.ProfileBannerURL
+                ProfileBannerURL = user.ProfileBannerURL,
+                Protected = user.Protected
             };
         }
     }

src/BirdsiteLive/Controllers/UsersController.cs

@@ -79,6 +79,7 @@ namespace BirdsiteLive.Controllers
                 Acct = user.Acct.ToLowerInvariant(),
                 Url = user.Url,
                 ProfileImageUrl = user.ProfileImageUrl,
+                Protected = user.Protected,
 
                 InstanceHandle = $"@{user.Acct.ToLowerInvariant()}@{_instanceSettings.Domain}"
             };

src/BirdsiteLive/Models/DisplayTwitterUser.cs

@@ -7,6 +7,7 @@
         public string Acct { get; set; }
         public string Url { get; set; }
         public string ProfileImageUrl { get; set; }
+        public bool Protected { get; set; }
 
         public string InstanceHandle { get; set; }
     }

src/BirdsiteLive/Views/Users/Index.cshtml

@@ -21,7 +21,6 @@
 
                 @*<h2>@@@ViewData.Model.Acct</h2>*@
 
-
                 <div class="description">
                     @ViewData.Model.Description
                 </div>
@@ -31,7 +30,19 @@
     </a>
     <br />
     <br />
-    <p>Search this handle to find it in your instance:</p>
 
-    <input type="text" name="textbox" value="@ViewData.Model.InstanceHandle" onclick="this.select()" class="form-control" readonly/>
+    @if (ViewData.Model.Protected)
+    {
+        <div class="alert alert-danger" role="alert">
+            This account is protected, BirdsiteLIVE cannot fetch their tweets and will not provide follow support until it is unprotected again.
+        </div>
+    }
+    else
+    {
+        <div>
+            <p>Search this handle to find it in your instance:</p>
+
+            <input type="text" name="textbox" value="@ViewData.Model.InstanceHandle" onclick="this.select()" class="form-control" readonly />
+        </div>
+    }
 </div>