WordPress

<?php


namespace App\Util\OAuth;


if(!class_exists("OAuthDataStore") ) {
    class OAuthDataStore {
        function lookup_consumer($consumer_key) {
            // implement me
        }

        function lookup_token($consumer, $token_type, $token) {
            // implement me
        }

        function lookup_nonce($consumer, $token, $nonce, $timestamp) {
            // implement me
        }

        function new_request_token($consumer) {
            // return a new token attached to this consumer
        }

        function new_access_token($token, $consumer) {
            // return a new access token attached to this consumer
            // for the user associated with this token if the request token
            // is authorized
            // should also invalidate the request token
        }

    }
}