A hook you may use to check change the user behavior you may change moderator or non moderator. Default behavior is `false` means not a moderator (unless admin)

~~~
<?php
function my_component_init(){
ossn_add_hook('user', 'can:moderate', 'my_component_hook');
}
function my_component_hook($hook, $type, $return, $instance){
if($instance->username == 'abc'){
return true;
}
return false;
}
ossn_register_callback('ossn', 'init', 'my_component_init');
~~~

Becareful with this hook.