'BlockIpComplete': After an IP address or user is blocked.
$block: the Block object that was saved
$user: the user who did the block (not the one being blocked)
+$priorBlock: the Block object for the prior block or null if there was none
'BookInformation': Before information output on Special:Booksources.
$isbn: ISBN to show information for
For functionality that needs to run after any login (API or web) use UserLoggedIn.
&$user: the user object that was created on login
&$inject_html: Any HTML to inject after the "logged in" message.
+$direct: (bool) The hook is called directly after a successful login. This will only happen once
+ per login. A UserLoginComplete call with direct=false can happen when the user visits the login
+ page while already logged in.
'UserLoginForm': DEPRECATED! Create an AuthenticationProvider instead.
Manipulate the login form.