add basic user attribution

lib/philomena_web/controllers/image_controller.ex

@@ -5,7 +5,7 @@ defmodule PhilomenaWeb.ImageController do
   import Ecto.Query
 
   plug ImageFilter
-  plug :load_and_authorize_resource, model: Image, only: :show, preload: :tags
+  plug :load_and_authorize_resource, model: Image, only: :show, preload: [:tags, :user]
 
   def index(conn, _params) do
     query = conn.assigns.compiled_filter
@@ -16,7 +16,7 @@ defmodule PhilomenaWeb.ImageController do
           query: %{bool: %{must_not: query}},
           sort: %{created_at: :desc}
         },
-        Image |> preload(:tags)
+        Image |> preload([:tags, :user])
       )
 
     render(conn, "index.html", images: images)

lib/philomena_web/controllers/tag_controller.ex

@@ -38,7 +38,7 @@ defmodule PhilomenaWeb.TagController do
           },
           sort: %{created_at: :desc}
         },
-        Image |> preload(:tags)
+        Image |> preload([:tags, :user])
       )
 
     render(conn, "show.html", tag: tag, images: images)

lib/philomena_web/templates/image/_image_meta.html.slime

@@ -48,8 +48,10 @@
         | DS
   .image-metabar.flex.flex--wrap.block__header--user-credit.center--layout#extrameta
     div
-      | Uploaded
+      ' Uploaded
-      =<> pretty_time(@image.created_at)
+      => pretty_time(@image.created_at)
+      ' by
+      => render PhilomenaWeb.UserAttributionView, "_anon_user.html", object: @image
     span.image-size
       | &nbsp;
       = @image.image_width

lib/philomena_web/templates/user_attribution/_anon_user.html.slime

@@ -0,0 +1,5 @@
+= if !!@object.user and !@object.anonymous do
+  strong<> = @object.user.name
+- else
+  strong<>
+    ' Background Pony

lib/philomena_web/templates/user_attribution/_user.html.slime

@@ -0,0 +1,2 @@
+= if !!@object.user do
+  strong<>= @object.user.name