backport of public nsfw module

src/NadekoBot/Modules/Nsfw/Common/Rule34Object.cs

@@ -0,0 +1,19 @@
+namespace NadekoBot.Modules.Nsfw.Common
+{
+    public class Rule34Object : IImageData
+    {
+        public string Image { get; init; }
+        public string Directory { get; init; }
+        public string Tags { get; init; }
+        public int Score { get; init; }
+
+        public ImageData ToCachedImageData(Booru type)
+        {
+            return new ImageData(
+                $"https://img.rule34.xxx//images/{Directory}/{Image}",
+                Booru.Rule34,
+                Tags.Split(' '),
+                Score.ToString());
+        }
+    }
+}