Track dimensions of image attachments

app/Resources/Tracker/scripts/state.js

@@ -251,6 +251,11 @@ const STATE = (function() {
 							mapped.type = attachment.content_type;
 						}
 						
+						if (attachment.width && attachment.height) {
+							mapped.width = attachment.width;
+							mapped.height = attachment.height;
+						}
+						
 						return mapped;
 					});
 				}

app/Resources/Viewer/scripts/discord.js

@@ -240,11 +240,14 @@ const DISCORD = (function() {
 					}
 					
 					return value.map(attachment => {
-						if (DISCORD.isImageAttachment(attachment) && SETTINGS.enableImagePreviews) {
+						if (!DISCORD.isImageAttachment(attachment) || !SETTINGS.enableImagePreviews) {
-							return templateEmbedImage.apply({ url: attachment.url, src: attachment.url });
+							return templateAttachmentDownload.apply(attachment);
+						}
+						else if ("width" in attachment && "height" in attachment) {
+							return templateEmbedImageWithSize.apply({ url: attachment.url, src: attachment.url, width: attachment.width, height: attachment.height });
 						}
 						else {
-							return templateAttachmentDownload.apply(attachment);
+							return templateEmbedImage.apply({ url: attachment.url, src: attachment.url });
 						}
 					}).join("");
 				}

app/Server/Data/Attachment.cs

@@ -5,5 +5,7 @@ namespace DHT.Server.Data {
 		public string? Type { get; internal init; }
 		public string Url { get; internal init; }
 		public ulong Size { get; internal init; }
+		public int? Width { get; internal init; }
+		public int? Height { get; internal init; }
 	}
 }

app/Server/Database/Export/ViewerJsonExport.cs

@@ -166,9 +166,18 @@ namespace DHT.Server.Database.Export {
 					}
 
 					if (!message.Attachments.IsEmpty) {
-						obj["a"] = message.Attachments.Select(attachment => new Dictionary<string, object> {
+						obj["a"] = message.Attachments.Select(attachment => {
-							{ "url", strategy.GetAttachmentUrl(attachment) },
+							var a = new Dictionary<string, object> {
-							{ "name", Uri.TryCreate(attachment.Url, UriKind.Absolute, out var uri) ? Path.GetFileName(uri.LocalPath) : attachment.Url }
+								{ "url", strategy.GetAttachmentUrl(attachment) },
+								{ "name", Uri.TryCreate(attachment.Url, UriKind.Absolute, out var uri) ? Path.GetFileName(uri.LocalPath) : attachment.Url }
+							};
+
+							if (attachment.Width != null && attachment.Height != null) {
+								a["width"] = attachment.Width;
+								a["height"] = attachment.Height;
+							}
+							
+							return a;
 						}).ToArray();
 					}
 

app/Server/Database/Sqlite/Schema.cs

@@ -6,7 +6,7 @@ using DHT.Utils.Logging;
 
 namespace DHT.Server.Database.Sqlite {
 	sealed class Schema {
-		internal const int Version = 4;
+		internal const int Version = 5;
 
 		private static readonly Log Log = Log.ForType<Schema>();
 
@@ -79,7 +79,9 @@ namespace DHT.Server.Database.Sqlite {
 			        name TEXT NOT NULL,
 			        type TEXT,
 			        url TEXT NOT NULL,
-			        size INTEGER NOT NULL)");
+			        size INTEGER NOT NULL,
+			        width INTEGER,
+			        height INTEGER)");
 
 			Execute(@"CREATE TABLE embeds (
 			        message_id INTEGER NOT NULL,
@@ -159,6 +161,12 @@ namespace DHT.Server.Database.Sqlite {
 				perf.Step("Upgrade to version 4");
 			}
 
+			if (dbVersion <= 4) {
+				Execute("ALTER TABLE attachments ADD width INTEGER");
+				Execute("ALTER TABLE attachments ADD height INTEGER");
+				perf.Step("Upgrade to version 5");
+			}
+
 			perf.End();
 		}
 	}

app/Server/Database/Sqlite/SqliteDatabaseFile.cs

@@ -252,7 +252,9 @@ namespace DHT.Server.Database.Sqlite {
 					("name", SqliteType.Text),
 					("type", SqliteType.Text),
 					("url", SqliteType.Text),
-					("size", SqliteType.Integer)
+					("size", SqliteType.Integer),
+					("width", SqliteType.Integer),
+					("height", SqliteType.Integer)
 				});
 
 				using var embedCmd = conn.Insert("embeds", new[] {
@@ -307,6 +309,8 @@ namespace DHT.Server.Database.Sqlite {
 							attachmentCmd.Set(":type", attachment.Type);
 							attachmentCmd.Set(":url", attachment.Url);
 							attachmentCmd.Set(":size", attachment.Size);
+							attachmentCmd.Set(":width", attachment.Width);
+							attachmentCmd.Set(":height", attachment.Height);
 							attachmentCmd.ExecuteNonQuery();
 						}
 					}
@@ -571,7 +575,7 @@ FROM downloads");
 			var dict = new MultiDictionary<ulong, Attachment>();
 
 			using var conn = pool.Take();
-			using var cmd = conn.Command("SELECT message_id, attachment_id, name, type, url, size FROM attachments");
+			using var cmd = conn.Command("SELECT message_id, attachment_id, name, type, url, size, width, height FROM attachments");
 			using var reader = cmd.ExecuteReader();
 
 			while (reader.Read()) {
@@ -582,7 +586,9 @@ FROM downloads");
 					Name = reader.GetString(2),
 					Type = reader.IsDBNull(3) ? null : reader.GetString(3),
 					Url = reader.GetString(4),
-					Size = reader.GetUint64(5)
+					Size = reader.GetUint64(5),
+					Width = reader.IsDBNull(6) ? null : reader.GetInt32(6),
+					Height = reader.IsDBNull(7) ? null : reader.GetInt32(7)
 				});
 			}
 

app/Server/Endpoints/TrackMessagesEndpoint.cs

@@ -61,7 +61,9 @@ namespace DHT.Server.Endpoints {
 			Name = ele.RequireString("name", path),
 			Type = ele.HasKey("type") ? ele.RequireString("type", path) : null,
 			Url = ele.RequireString("url", path),
-			Size = (ulong) ele.RequireLong("size", path)
+			Size = (ulong) ele.RequireLong("size", path),
+			Width = ele.HasKey("width") ? ele.RequireInt("width", path) : null,
+			Height = ele.HasKey("height") ? ele.RequireInt("height", path) : null
 		}).DistinctByKeyStable(static attachment => {
 			// Some Discord messages have duplicate attachments with the same id for unknown reasons.
 			return attachment.Id;