Use changeset for remote user creation.

lib/pleroma/user.ex

@@ -63,13 +63,14 @@ defmodule Pleroma.User do
 
   @email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
   def remote_user_creation(params) do
-    changeset = %User{}
-    |> cast(params, [:bio, :name, :ap_id, :nickname, :info])
-    |> validate_required([:bio, :name, :ap_id, :nickname])
+    %User{}
+    |> cast(params, [:bio, :name, :ap_id, :nickname, :info, :avatar])
+    |> validate_required([:name, :ap_id, :nickname])
     |> unique_constraint(:nickname)
     |> validate_format(:nickname, @email_regex)
     |> validate_length(:bio, max: 1000)
     |> validate_length(:name, max: 100)
+    |> put_change(:local, false)
   end
 
   def register_changeset(struct, params \\ %{}) do

lib/pleroma/web/ostatus/ostatus.ex

@@ -211,16 +211,14 @@ defmodule Pleroma.Web.OStatus do
   def make_user(uri) do
     with {:ok, info} <- gather_user_info(uri) do
       data = %{
-        local: false,
         name: info["name"],
         nickname: info["nickname"] <> "@" <> info["host"],
         ap_id: info["uri"],
         info: info,
         avatar: info["avatar"]
       }
-      # TODO: Make remote user changeset
-      # SHould enforce fqn nickname
-      Repo.insert(Ecto.Changeset.change(%User{}, data))
+      cs = User.remote_user_creation(data)
+      Repo.insert(cs)
     end
   end