10 files changed, 49 insertions, 6 deletions
diff --git a/lib/pleroma/upload/filter/dedupe.ex b/lib/pleroma/upload/filter/dedupe.ex
index ef793d390..7b278d299 100644
--- a/lib/pleroma/upload/filter/dedupe.ex
+++ b/lib/pleroma/upload/filter/dedupe.ex
@@ -17,8 +17,16 @@ defmodule Pleroma.Upload.Filter.Dedupe do
       |> Base.encode16(case: :lower)
 
     filename = shasum <> "." <> extension
-    {:ok, :filtered, %Upload{upload | id: shasum, path: filename}}
+
+    {:ok, :filtered, %Upload{upload | id: shasum, path: shard_path(filename)}}
   end
 
   def filter(_), do: {:ok, :noop}
+
+  @spec shard_path(String.t()) :: String.t()
+  def shard_path(
+        <<a::binary-size(2), b::binary-size(2), c::binary-size(2), _::binary>> = filename
+      ) do
+    Path.join([a, b, c, filename])
+  end
 end
diff --git a/lib/pleroma/web/fallback/redirect_controller.ex b/lib/pleroma/web/fallback/redirect_controller.ex
index 4a0885fab..6637848a9 100644
--- a/lib/pleroma/web/fallback/redirect_controller.ex
+++ b/lib/pleroma/web/fallback/redirect_controller.ex
@@ -46,7 +46,7 @@ defmodule Pleroma.Web.Fallback.RedirectController do
       redirector_with_meta(conn, %{user: user})
     else
       nil ->
-        redirector(conn, params)
+        redirector_with_meta(conn, Map.delete(params, "maybe_nickname_or_id"))
     end
   end
 
diff --git a/lib/pleroma/web/feed/user_controller.ex b/lib/pleroma/web/feed/user_controller.ex
index 6657c2b3e..304313068 100644
--- a/lib/pleroma/web/feed/user_controller.ex
+++ b/lib/pleroma/web/feed/user_controller.ex
@@ -15,11 +15,11 @@ defmodule Pleroma.Web.Feed.UserController do
 
   action_fallback(:errors)
 
-  def feed_redirect(%{assigns: %{format: "html"}} = conn, %{"nickname" => nickname}) do
+  def feed_redirect(%{assigns: %{format: "html"}} = conn, %{"nickname" => nickname} = params) do
     with {_, %User{} = user} <- {:fetch_user, User.get_cached_by_nickname_or_id(nickname)} do
       Pleroma.Web.Fallback.RedirectController.redirector_with_meta(conn, %{user: user})
     else
-      _ -> Pleroma.Web.Fallback.RedirectController.redirector(conn, nil)
+      _ -> Pleroma.Web.Fallback.RedirectController.redirector_with_meta(conn, params)
     end
   end
 
diff --git a/lib/pleroma/web/metadata.ex b/lib/pleroma/web/metadata.ex
index 59d018730..4ee7c41ec 100644
--- a/lib/pleroma/web/metadata.ex
+++ b/lib/pleroma/web/metadata.ex
@@ -7,6 +7,7 @@ defmodule Pleroma.Web.Metadata do
 
   def build_tags(params) do
     providers = [
+      Pleroma.Web.Metadata.Providers.ActivityPub,
       Pleroma.Web.Metadata.Providers.RelMe,
       Pleroma.Web.Metadata.Providers.RestrictIndexing
       | activated_providers()
diff --git a/lib/pleroma/web/metadata/providers/activity_pub.ex b/lib/pleroma/web/metadata/providers/activity_pub.ex
new file mode 100644
index 000000000..bd9f92332
--- /dev/null
+++ b/lib/pleroma/web/metadata/providers/activity_pub.ex
@@ -0,0 +1,22 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2024 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.Metadata.Providers.ActivityPub do
+  alias Pleroma.Web.Metadata.Providers.Provider
+
+  @behaviour Provider
+
+  @impl Provider
+  def build_tags(%{object: %{data: %{"id" => object_id}}}) do
+    [{:link, [rel: "alternate", type: "application/activity+json", href: object_id], []}]
+  end
+
+  @impl Provider
+  def build_tags(%{user: user}) do
+    [{:link, [rel: "alternate", type: "application/activity+json", href: user.ap_id], []}]
+  end
+
+  @impl Provider
+  def build_tags(_), do: []
+end
diff --git a/lib/pleroma/web/metadata/providers/feed.ex b/lib/pleroma/web/metadata/providers/feed.ex
index e97d6a54f..5a0f2338e 100644
--- a/lib/pleroma/web/metadata/providers/feed.ex
+++ b/lib/pleroma/web/metadata/providers/feed.ex
@@ -10,7 +10,7 @@ defmodule Pleroma.Web.Metadata.Providers.Feed do
   @behaviour Provider
 
   @impl Provider
-  def build_tags(%{user: user}) do
+  def build_tags(%{user: %{local: true} = user}) do
     [
       {:link,
        [
@@ -20,4 +20,7 @@ defmodule Pleroma.Web.Metadata.Providers.Feed do
        ], []}
     ]
   end
+
+  @impl Provider
+  def build_tags(_), do: []
 end
diff --git a/lib/pleroma/web/metadata/providers/open_graph.ex b/lib/pleroma/web/metadata/providers/open_graph.ex
index 97d3865ed..fa5fbe553 100644
--- a/lib/pleroma/web/metadata/providers/open_graph.ex
+++ b/lib/pleroma/web/metadata/providers/open_graph.ex
@@ -67,6 +67,9 @@ defmodule Pleroma.Web.Metadata.Providers.OpenGraph do
     end
   end
 
+  @impl Provider
+  def build_tags(_), do: []
+
   defp build_attachments(%{data: %{"attachment" => attachments}}) do
     Enum.reduce(attachments, [], fn attachment, acc ->
       rendered_tags =
diff --git a/lib/pleroma/web/metadata/providers/rel_me.ex b/lib/pleroma/web/metadata/providers/rel_me.ex
index eabd8cb00..39aa71f06 100644
--- a/lib/pleroma/web/metadata/providers/rel_me.ex
+++ b/lib/pleroma/web/metadata/providers/rel_me.ex
@@ -20,6 +20,9 @@ defmodule Pleroma.Web.Metadata.Providers.RelMe do
     end)
   end
 
+  @impl Provider
+  def build_tags(_), do: []
+
   defp append_fields_tag(bio, fields) do
     fields
     |> Enum.reduce(bio, fn %{"value" => v}, res -> res <> v end)
diff --git a/lib/pleroma/web/metadata/providers/twitter_card.ex b/lib/pleroma/web/metadata/providers/twitter_card.ex
index 426022c65..7f50877c3 100644
--- a/lib/pleroma/web/metadata/providers/twitter_card.ex
+++ b/lib/pleroma/web/metadata/providers/twitter_card.ex
@@ -44,6 +44,9 @@ defmodule Pleroma.Web.Metadata.Providers.TwitterCard do
     end
   end
 
+  @impl Provider
+  def build_tags(_), do: []
+
   defp title_tag(user) do
     {:meta, [name: "twitter:title", content: Utils.user_name_string(user)], []}
   end
diff --git a/lib/pleroma/web/push.ex b/lib/pleroma/web/push.ex
index 6d777142e..77f77f88e 100644
--- a/lib/pleroma/web/push.ex
+++ b/lib/pleroma/web/push.ex
@@ -20,7 +20,7 @@ defmodule Pleroma.Web.Push do
   end
 
   def vapid_config do
-    Application.get_env(:web_push_encryption, :vapid_details, nil)
+    Application.get_env(:web_push_encryption, :vapid_details, [])
   end
 
   def enabled, do: match?([subject: _, public_key: _, private_key: _], vapid_config())