true <- Pbkdf2.checkpw(password, user.password_hash),
%App{} = app <- Repo.get_by(App, client_id: client_id),
{:ok, auth} <- Authorization.create_authorization(app, user) do
- if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" do
- render(conn, "results.html", %{
- auth: auth
- })
- else
- connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
- url = "#{redirect_uri}#{connector}code=#{auth.token}"
-
- url =
- if params["state"] do
- url <> "&state=#{params["state"]}"
- else
- url
- end
-
- redirect(conn, external: url)
+ # Special case: Local MastodonFE.
+ redirect_uri =
+ if redirect_uri == "." do
+ mastodon_api_url(conn, :login)
+ else
+ redirect_uri
+ end
+
+ cond do
+ redirect_uri == "urn:ietf:wg:oauth:2.0:oob" ->
+ render(conn, "results.html", %{
+ auth: auth
+ })
+
+ true ->
+ connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
+ url = "#{redirect_uri}#{connector}"
+ url_params = %{:code => auth.token}
+
+ url_params =
+ if params["state"] do
+ Map.put(url_params, :state, params["state"])
+ else
+ url_params
+ end
+
+ url = "#{url}#{Plug.Conn.Query.encode(url_params)}"
+
+ redirect(conn, external: url)
end
end
end
end
end
+ # XXX - for whatever reason our token arrives urlencoded, but Plug.Conn should be
+ # decoding it. Investigate sometime.
defp fix_padding(token) do
token
+ |> URI.decode()
|> Base.url_decode64!(padding: false)
|> Base.url_encode64()
end