From 3c271ecdb1938a95a706ceffbae3a6c4c829eb7f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?K=C3=A9vin=20Chalet?= <kevinchalet@gmail.com>
Date: Mon, 6 Mar 2023 14:25:10 +0100
Subject: [PATCH] Add "plain" to the list of code challenge methods supported
 by Twitter

---
 .../OpenIddictClientWebIntegrationProviders.xml                  | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml b/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml
index 84f731c9..70eac24d 100644
--- a/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml
+++ b/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml
@@ -540,6 +540,7 @@
       <Configuration AuthorizationEndpoint="https://twitter.com/i/oauth2/authorize"
                      TokenEndpoint="https://api.twitter.com/2/oauth2/token"
                      UserinfoEndpoint="https://api.twitter.com/2/users/me">
+        <CodeChallengeMethod Value="plain" />
         <CodeChallengeMethod Value="S256" />
 
         <GrantType Value="authorization_code" />