$user: user object
&$s: database query object
-'UserLoadFromSession': DEPRECATED since 1.27! Create a
-MediaWiki\Session\SessionProvider instead.
-Called to authenticate users on external/environmental means; occurs before
-session is loaded.
-$user: user object being loaded
-&$result: set this to a boolean value to abort the normal authentication
- process
-
'UserLoadOptions': When user options/preferences are being loaded from the
database.
$user: User object