From: lain <lain@soykaf.club>
Date: Wed, 2 Dec 2020 11:18:43 +0000 (+0100)
Subject: User: Don't allow local users in remote changesets
X-Git-Url: https://git.squeep.com/?a=commitdiff_plain;h=222312900e6d847e0d4823fb62b6eb3675a0180f;p=akkoma

User: Don't allow local users in remote changesets
---

diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index bcd5256c8..9222b5b2a 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -472,7 +472,20 @@ defmodule Pleroma.User do
     |> validate_format(:nickname, @email_regex)
     |> validate_length(:bio, max: bio_limit)
     |> validate_length(:name, max: name_limit)
+    |> validate_inclusion(:local, [true])
     |> validate_fields(true)
+    |> validate_non_local()
+  end
+
+  defp validate_non_local(cng) do
+    local? = get_field(cng, :local)
+
+    if local? do
+      cng
+      |> add_error(:local, "User is local, can't update with this changeset.")
+    else
+      cng
+    end
   end
 
   def update_changeset(struct, params \\ %{}) do
diff --git a/test/pleroma/user_test.exs b/test/pleroma/user_test.exs
index c678dadb3..e01a940cb 100644
--- a/test/pleroma/user_test.exs
+++ b/test/pleroma/user_test.exs
@@ -895,6 +895,13 @@ defmodule Pleroma.UserTest do
         refute cs.valid?
       end)
     end
+
+    test "it is invalid given a local user" do
+      user = insert(:user)
+      cs = User.remote_user_changeset(user, %{name: "tom from myspace"})
+
+      refute cs.valid?
+    end
   end
 
   describe "followers and friends" do