Use update_and_set cache.

lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -128,9 +128,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
 
       actor
       |> User.upgrade_changeset(update_data)
-      |> Repo.update
+      |> User.update_and_set_cache()
 
-      User.invalidate_cache(actor)
       ActivityPub.update(%{local: false, to: data["to"] || [], cc: data["cc"] || [], object: object, actor: actor_id})
     else
       e ->

lib/pleroma/web/twitter_api/twitter_api_controller.ex

@@ -207,7 +207,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
   def update_avatar(%{assigns: %{user: user}} = conn, params) do
     {:ok, object} = ActivityPub.upload(params)
     change = Changeset.change(user, %{avatar: object.data})
-    {:ok, user} = Repo.update(change)
+    {:ok, user} = User.update_and_set_cache(change)
 
     render(conn, UserView, "show.json", %{user: user, for: user})
   end
@@ -216,7 +216,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     with {:ok, object} <- ActivityPub.upload(%{"img" => params["banner"]}),
          new_info <- Map.put(user.info, "banner", object.data),
          change <- User.info_changeset(user, %{info: new_info}),
-         {:ok, _user} <- Repo.update(change) do
+         {:ok, _user} <- User.update_and_set_cache(change) do
       %{"url" => [ %{ "href" => href } | _ ]} = object.data
       response = %{ url: href } |> Poison.encode!
       conn
@@ -228,7 +228,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     with {:ok, object} <- ActivityPub.upload(params),
          new_info <- Map.put(user.info, "background", object.data),
          change <- User.info_changeset(user, %{info: new_info}),
-         {:ok, _user} <- Repo.update(change) do
+         {:ok, _user} <- User.update_and_set_cache(change) do
       %{"url" => [ %{ "href" => href } | _ ]} = object.data
       response = %{ url: href } |> Poison.encode!
       conn
@@ -255,7 +255,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
          mrn <- max(id, user.info["most_recent_notification"] || 0),
          updated_info <- Map.put(info, "most_recent_notification", mrn),
          changeset <- User.info_changeset(user, %{info: updated_info}),
-         {:ok, _user} <- Repo.update(changeset) do
+         {:ok, _user} <- User.update_and_set_cache(changeset) do
       conn
       |> json_reply(200, Poison.encode!(mrn))
     else
@@ -305,7 +305,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     end
 
     with changeset <- User.update_changeset(user, params),
-         {:ok, user} <- Repo.update(changeset) do
+         {:ok, user} <- User.update_and_set_cache(changeset) do
       render(conn, UserView, "user.json", %{user: user, for: user})
     else
       error ->

lib/pleroma/web/web_finger/web_finger.ex

@@ -60,9 +60,8 @@ defmodule Pleroma.Web.WebFinger do
     else
       {:ok, pem} = Salmon.generate_rsa_pem
       info = Map.put(info, "keys", pem)
-      res = Repo.update(Ecto.Changeset.change(user, info: info))
-      User.invalidate_cache(user)
-      res
+      Ecto.Changeset.change(user, info: info)
+      |> User.update_and_set_cache()
     end
   end