support attachments

src/BirdsiteLive.ActivityPub/Models/Attachment.cs

@@ -0,0 +1,9 @@
+namespace BirdsiteLive.ActivityPub
+{
+    public class Attachment
+    {
+        public string type { get; set; }
+        public string mediaType { get; set; }
+        public string url { get; set; }
+    }
+}

src/BirdsiteLive.ActivityPub/Models/Note.cs

@@ -24,7 +24,7 @@ namespace BirdsiteLive.ActivityPub
         //public string conversation { get; set; }
         public string content { get; set; }
         //public Dictionary<string,string> contentMap { get; set; }
-        public string[] attachment { get; set; }
+        public Attachment[] attachment { get; set; }
         public string[] tag { get; set; }
         //public Dictionary<string, string> replies;
     }

src/BirdsiteLive.Domain/StatusService.cs

@@ -0,0 +1,119 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using BirdsiteLive.ActivityPub;
+using BirdsiteLive.Common.Settings;
+using Tweetinvi.Models;
+using Tweetinvi.Models.Entities;
+
+namespace BirdsiteLive.Domain
+{
+    public interface IStatusService
+    {
+        Note GetStatus(string username, ITweet tweet);
+    }
+
+    public class StatusService : IStatusService
+    {
+        private readonly InstanceSettings _instanceSettings;
+
+        #region Ctor
+        public StatusService(InstanceSettings instanceSettings)
+        {
+            _instanceSettings = instanceSettings;
+        }
+        #endregion
+
+        public Note GetStatus(string username, ITweet tweet)
+        {
+            var actorUrl = $"https://{_instanceSettings.Domain}/users/{username}";
+            var noteId = $"https://{_instanceSettings.Domain}/users/{username}/statuses/{tweet.Id}";
+            var noteUrl = $"https://{_instanceSettings.Domain}/@{username}/{tweet.Id}";
+
+            var to = $"{actorUrl}/followers";
+            var apPublic = "https://www.w3.org/ns/activitystreams#Public";
+
+            var note = new Note
+            {
+                id = $"{noteId}/activity",
+
+                published = tweet.CreatedAt.ToString("s") + "Z",
+                url = noteUrl,
+                attributedTo = actorUrl,
+
+                //to = new [] {to},
+                //cc = new [] { apPublic },
+
+                to = new[] { to },
+                cc = new[] { apPublic },
+                //cc = new string[0],
+
+                sensitive = false,
+                content = $"<p>{tweet.Text}</p>",
+                attachment = GetAttachments(tweet.Media),
+                tag = new string[0]
+            };
+          
+
+            return note;
+        }
+
+        private Attachment[] GetAttachments(List<IMediaEntity> media)
+        {
+            var result = new List<Attachment>();
+
+            foreach (var m in media)
+            {
+                var mediaUrl = GetMediaUrl(m);
+                var mediaType = GetMediaType(m.MediaType, mediaUrl);
+                if (mediaType == null) continue;
+
+                var att = new Attachment
+                {
+                    type = "Document",
+                    mediaType = mediaType,
+                    url = mediaUrl
+                };
+                result.Add(att);
+            }
+
+            return result.ToArray();
+        }
+
+        private string GetMediaUrl(IMediaEntity media)
+        {
+            switch (media.MediaType)
+            {
+                case "photo": return media.MediaURLHttps;
+                case "animated_gif": return media.VideoDetails.Variants[0].URL;
+                case "video": return media.VideoDetails.Variants.OrderByDescending(x => x.Bitrate).First().URL;
+                default: return null;
+            }
+        }
+
+        private string GetMediaType(string mediaType, string mediaUrl)
+        {
+            switch (mediaType)
+            {
+                case "photo":
+                    var ext = Path.GetExtension(mediaUrl);
+                    switch (ext)
+                    {
+                        case ".jpg":
+                        case ".jpeg":
+                            return "image/jpeg";
+                        case ".png":
+                            return "image/png";
+                    }
+                    return null;
+
+                case "animated_gif":
+                    return "image/gif";
+
+                case "video":
+                    return "video/mp4";
+            }
+            return null;
+        }
+    }
+}

src/BirdsiteLive.Domain/UserService.cs

@@ -18,8 +18,6 @@ namespace BirdsiteLive.Domain
     public interface IUserService
     {
         Actor GetUser(TwitterUser twitterUser);
-        //Note GetStatus(TwitterUser user, ITweet tweet);
-        Note GetStatus(string username, ITweet tweet);
         Task<bool> FollowRequestedAsync(string signature, string method, string path, string queryString, Dictionary<string, string> requestHeaders, ActivityFollow activity);
         Task<bool> UndoFollowRequestedAsync(string signature, string method, string path, string queryString, Dictionary<string, string> requestHeaders, ActivityUndoFollow activity);
     }
@@ -75,41 +73,6 @@ namespace BirdsiteLive.Domain
             return user;
         }
 
-        public Note GetStatus(string username, ITweet tweet)
-        {
-            //var actor = GetUser(user);
-
-            var actorUrl = $"{_host}/users/{username}";
-            var noteId = $"{_host}/users/{username}/statuses/{tweet.Id}";
-            var noteUrl = $"{_host}/@{username}/{tweet.Id}";
-
-            var to = $"{actorUrl}/followers";
-            var apPublic = "https://www.w3.org/ns/activitystreams#Public";
-
-            var note = new Note
-            {
-                id = $"{noteId}/activity",
-                
-                published = tweet.CreatedAt.ToString("s") + "Z",
-                url = noteUrl,
-                attributedTo = actorUrl,
-
-                //to = new [] {to},
-                //cc = new [] { apPublic },
-
-                to = new[] { apPublic },
-                cc = new[] { to },
-
-                sensitive = false,
-                content = $"<p>{tweet.Text}</p>",
-                attachment = new string[0],
-                tag = new string[0]
-            };
-            return note;
-        }
-
-      
-
         public async Task<bool> FollowRequestedAsync(string signature, string method, string path, string queryString, Dictionary<string, string> requestHeaders, ActivityFollow activity)
         {
             // Validate

src/BirdsiteLive.Pipeline/Contracts/ISaveProgressionProcessor.cs

@@ -0,0 +1,11 @@
+using System.Threading;
+using System.Threading.Tasks;
+using BirdsiteLive.Pipeline.Models;
+
+namespace BirdsiteLive.Pipeline.Contracts
+{
+    public interface ISaveProgressionProcessor
+    {
+        Task ProcessAsync(UserWithTweetsToSync userWithTweetsToSync, CancellationToken ct);
+    }
+}

src/BirdsiteLive.Pipeline/Contracts/ISendTweetsToFollowersProcessor.cs

@@ -6,6 +6,6 @@ namespace BirdsiteLive.Pipeline.Contracts
 {
     public interface ISendTweetsToFollowersProcessor
     {
-        Task ProcessAsync(UserWithTweetsToSync userWithTweetsToSync, CancellationToken ct);
+        Task<UserWithTweetsToSync> ProcessAsync(UserWithTweetsToSync userWithTweetsToSync, CancellationToken ct);
     }
 }

src/BirdsiteLive.Pipeline/Processors/SaveProgressionProcessor.cs

@@ -0,0 +1,29 @@
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using BirdsiteLive.DAL.Contracts;
+using BirdsiteLive.Pipeline.Contracts;
+using BirdsiteLive.Pipeline.Models;
+
+namespace BirdsiteLive.Pipeline.Processors
+{
+    public class SaveProgressionProcessor : ISaveProgressionProcessor
+    {
+        private readonly ITwitterUserDal _twitterUserDal;
+        
+        #region Ctor
+        public SaveProgressionProcessor(ITwitterUserDal twitterUserDal)
+        {
+            _twitterUserDal = twitterUserDal;
+        }
+        #endregion
+
+        public async Task ProcessAsync(UserWithTweetsToSync userWithTweetsToSync, CancellationToken ct)
+        {
+            var userId = userWithTweetsToSync.User.Id;
+            var lastPostedTweet = userWithTweetsToSync.Tweets.Select(x => x.Id).Max();
+            var minimumSync = userWithTweetsToSync.Followers.Select(x => x.FollowingsSyncStatus[userId]).Min();
+            await _twitterUserDal.UpdateTwitterUserAsync(userId, lastPostedTweet, minimumSync);
+        }
+    }
+}

src/BirdsiteLive.Pipeline/Processors/SendTweetsToFollowersProcessor.cs

@@ -1,60 +1,84 @@
-using System.Linq;
+using System;
+using System.Collections.Generic;
+using System.Linq;
 using System.Net;
 using System.Threading;
 using System.Threading.Tasks;
 using BirdsiteLive.DAL.Contracts;
+using BirdsiteLive.DAL.Models;
 using BirdsiteLive.Domain;
 using BirdsiteLive.Pipeline.Contracts;
 using BirdsiteLive.Pipeline.Models;
 using BirdsiteLive.Twitter;
+using Tweetinvi.Models;
 
 namespace BirdsiteLive.Pipeline.Processors
 {
     public class SendTweetsToFollowersProcessor : ISendTweetsToFollowersProcessor
     {
         private readonly IActivityPubService _activityPubService;
-        private readonly IUserService _userService;
+        private readonly IStatusService _statusService;
         private readonly IFollowersDal _followersDal;
-        private readonly ITwitterUserDal _twitterUserDal;
 
         #region Ctor
-        public SendTweetsToFollowersProcessor(IActivityPubService activityPubService, IUserService userService, IFollowersDal followersDal, ITwitterUserDal twitterUserDal)
+        public SendTweetsToFollowersProcessor(IActivityPubService activityPubService, IFollowersDal followersDal, IStatusService statusService)
         {
             _activityPubService = activityPubService;
-            _userService = userService;
             _followersDal = followersDal;
-            _twitterUserDal = twitterUserDal;
+            _statusService = statusService;
         }
         #endregion
 
-        public async Task ProcessAsync(UserWithTweetsToSync userWithTweetsToSync, CancellationToken ct)
+        public async Task<UserWithTweetsToSync> ProcessAsync(UserWithTweetsToSync userWithTweetsToSync, CancellationToken ct)
         {
             var user = userWithTweetsToSync.User;
             var userId = user.Id;
 
             foreach (var follower in userWithTweetsToSync.Followers)
             {
-                var fromStatusId = follower.FollowingsSyncStatus[userId];
+                try
-                var tweetsToSend = userWithTweetsToSync.Tweets.Where(x => x.Id > fromStatusId).OrderBy(x => x.Id).ToList();
-
-                var syncStatus = fromStatusId;
-                foreach (var tweet in tweetsToSend)
                 {
-                    var note = _userService.GetStatus(user.Acct, tweet);
+                    await ProcessFollowerAsync(userWithTweetsToSync.Tweets, follower, userId, user);
-                    var result = await _activityPubService.PostNewNoteActivity(note, user.Acct, tweet.Id.ToString(), follower.Host, follower.InboxUrl);
+                }
-                    if (result == HttpStatusCode.Accepted)
+                catch (Exception e)
-                        syncStatus = tweet.Id;
+                {
-                    else
+                    Console.WriteLine(e);
-                        break;
+                    //TODO handle error
                 }
-
-                follower.FollowingsSyncStatus[userId] = syncStatus;
-                await _followersDal.UpdateFollowerAsync(follower);
             }
 
-            var lastPostedTweet = userWithTweetsToSync.Tweets.Select(x => x.Id).Max();
+            return userWithTweetsToSync;
-            var minimumSync = userWithTweetsToSync.Followers.Select(x => x.FollowingsSyncStatus[userId]).Min();
+        }
-            await _twitterUserDal.UpdateTwitterUserAsync(userId, lastPostedTweet, minimumSync);
+
+        private async Task ProcessFollowerAsync(IEnumerable<ITweet> tweets, Follower follower, int userId,
+            SyncTwitterUser user)
+        {
+            var fromStatusId = follower.FollowingsSyncStatus[userId];
+            var tweetsToSend = tweets.Where(x => x.Id > fromStatusId).OrderBy(x => x.Id).ToList();
+
+            var syncStatus = fromStatusId;
+            try
+            {
+                foreach (var tweet in tweetsToSend)
+                {
+                    var note = _statusService.GetStatus(user.Acct, tweet);
+                    var result = await _activityPubService.PostNewNoteActivity(note, user.Acct, tweet.Id.ToString(), follower.Host,
+                        follower.InboxUrl);
+
+                    if (result == HttpStatusCode.Accepted) 
+                        syncStatus = tweet.Id;
+                    else
+                        throw new Exception("Posting new note activity failed");
+                }
+            }
+            finally
+            {
+                if (syncStatus != fromStatusId)
+                {
+                    follower.FollowingsSyncStatus[userId] = syncStatus;
+                    await _followersDal.UpdateFollowerAsync(follower);
+                }
+            }
         }
     }
 }

src/BirdsiteLive/Controllers/DebugingController.cs

@@ -92,7 +92,7 @@ namespace BirdsiteLive.Controllers
                     //cc = new [] { apPublic },
                     sensitive = false,
                     content = "<p>Woooot</p>",
-                    attachment = new string[0],
+                    attachment = new Attachment[0],
                     tag = new string[0]
                 }
             };

src/BirdsiteLive/Controllers/UsersController.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Net.Mime;
 using System.Threading;
 using System.Threading.Tasks;
 using BirdsiteLive.ActivityPub;
@@ -18,12 +19,14 @@ namespace BirdsiteLive.Controllers
     {
         private readonly ITwitterService _twitterService;
         private readonly IUserService _userService;
+        private readonly IStatusService _statusService;
 
         #region Ctor
-        public UsersController(ITwitterService twitterService, IUserService userService)
+        public UsersController(ITwitterService twitterService, IUserService userService, IStatusService statusService)
         {
             _twitterService = twitterService;
             _userService = userService;
+            _statusService = statusService;
         }
         #endregion
 
@@ -62,7 +65,7 @@ namespace BirdsiteLive.Controllers
                 //var user = _twitterService.GetUser(id);
                 //if (user == null) return NotFound();
 
-                var status = _userService.GetStatus(id, tweet);
+                var status = _statusService.GetStatus(id, tweet);
                 var jsonApUser = JsonConvert.SerializeObject(status);
                 return Content(jsonApUser, "application/activity+json; charset=utf-8");
             }
@@ -78,6 +81,8 @@ namespace BirdsiteLive.Controllers
             using (var reader = new StreamReader(Request.Body))
             {
                 var body = await reader.ReadToEndAsync();
+                //System.IO.File.WriteAllText($@"C:\apdebug\{Guid.NewGuid()}.json", body);
+
                 var activity = ApDeserializer.ProcessActivity(body);
                 // Do something
                 var signature = r.Headers["Signature"].First();