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-rw-r--r--custom/conf/app.example.ini4
1 files changed, 4 insertions, 0 deletions
diff --git a/custom/conf/app.example.ini b/custom/conf/app.example.ini
index d58309f141..d1dd0a141b 100644
--- a/custom/conf/app.example.ini
+++ b/custom/conf/app.example.ini
@@ -1529,6 +1529,10 @@ LEVEL = Info
;; userid = use the userid / sub attribute
;; nickname = use the nickname attribute
;; email = use the username part of the email attribute
+;; Note: `nickname` and `email` options will normalize input strings using the following criteria:
+;; - diacritics are removed
+;; - the characters in the set `['ยด\x60]` are removed
+;; - the characters in the set `[\s~+]` are replaced with `-`
;USERNAME = nickname
;;
;; Update avatar if available from oauth2 provider.