Extend Resource API endpoints

Extend Resource API

add_filter('wo_endpoints','new_hello_endpoint', 2);
function new_hello_endpoint ($methods){
 $methods['hello'] = array(
    'func'=>'run_hello_method' // Function name to run
    'public' => true|false // True to be public
 );
 return $methods;
}

function run_hello_method ($token){
 $return = array('say'=>'hello');
 $response = new OAuth2\Response($return);
 $response->send();
 exit;
}