Merge branch 'feature/user_avatars' into live

app/controllers/webfinger_controller.rb

@@ -33,6 +33,10 @@ class WebfingerController < WellKnownController
       links: []
     }
 
+    if @user.avatar.attached?
+      jrd[:links] += avatar_link
+    end
+
     if Setting.mastodon_enabled && @user.service_enabled?(:mastodon)
       # https://docs.joinmastodon.org/spec/webfinger/
       jrd[:aliases] += mastodon_aliases
@@ -47,6 +51,16 @@ class WebfingerController < WellKnownController
     jrd
   end
 
+  def avatar_link
+    [
+      {
+        rel: "http://webfinger.net/rel/avatar",
+        type: @user.avatar.content_type,
+        href: helpers.image_url_for(@user.avatar)
+      }
+    ]
+  end
+
   def mastodon_aliases
     [
       "#{Setting.mastodon_public_url}/@#{@user.cn}",

app/helpers/application_helper.rb

@@ -16,8 +16,15 @@ module ApplicationHelper
   end
 
   def image_url_for(attachment)
-    if Setting.s3_enabled?
-      s3_image_url(attachment)
+    return s3_image_url(attachment) if Setting.s3_enabled?
+
+    if attachment.record.is_a?(User) && attachment.name == "avatar"
+      hash, format = attachment.blob.filename.to_s.split(".", 2)
+      user_avatar_url(
+        username: attachment.record.cn,
+        hash: hash,
+        format: format
+      )
     else
       Rails.application.routes.url_helpers.rails_blob_path(attachment, only_path: true)
     end