From baef35bcc8685757b0039f76d2614bbb08e410f7 Mon Sep 17 00:00:00 2001
From: lain <lain@soykaf.club>
Date: Sun, 17 May 2020 10:31:01 +0200
Subject: Authentication Plug: Update bcrypt password on login.

---
 lib/pleroma/plugs/authentication_plug.ex | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'lib')

diff --git a/lib/pleroma/plugs/authentication_plug.ex b/lib/pleroma/plugs/authentication_plug.ex
index 2cdf6c951..7d7da6125 100644
--- a/lib/pleroma/plugs/authentication_plug.ex
+++ b/lib/pleroma/plugs/authentication_plug.ex
@@ -30,6 +30,17 @@ defmodule Pleroma.Plugs.AuthenticationPlug do
     false
   end
 
+  def maybe_update_password(%User{password_hash: "$2" <> _} = user, password) do
+    user
+    |> User.password_update_changeset(%{
+      "password" => password,
+      "password_confirmation" => password
+    })
+    |> Pleroma.Repo.update()
+  end
+
+  def maybe_update_password(user, _), do: {:ok, user}
+
   def call(%{assigns: %{user: %User{}}} = conn, _), do: conn
 
   def call(
@@ -42,6 +53,8 @@ defmodule Pleroma.Plugs.AuthenticationPlug do
         _
       ) do
     if checkpw(password, password_hash) do
+      {:ok, auth_user} = maybe_update_password(auth_user, password)
+
       conn
       |> assign(:user, auth_user)
       |> OAuthScopesPlug.skip_plug()
-- 
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