Auth::setAuth() -- set a specific user to be marked as logged in
Description
     Mark the session up to indicate that the username supplied has
     successfully logged in. Although normally used for internal purposes this
     function can be used to fake a login.
    
Parameter
     
- string
        $name
         
         the name of the data field
        
 
    Note
This function can not be called
statically.
     This function will also call session_regenerate_id() so as to prevent
     session fixation attacks.