如果文件可读，这将创建/处理端点并尝试加载php。注意：您不想在此处刷新重写规则，但它可以确保您可以快速测试。

if (!class_exists(\'WPTestPluginEndpoint\')):

    class WPTestPluginEndpoint
    {
        const ENDPOINT_QUERY_NAME = \'__my_test_plugin\';

        // WordPress hooks

        public function init()
        {
            add_filter(\'query_vars\', array($this, \'add_query_vars\'), 0);
            add_action(\'parse_request\', array($this, \'sniff_requests\'), 0);
            add_action(\'init\', array($this, \'add_endpoint\'), 0);
        }

        // Add public query vars
        public function add_query_vars($vars)
        {
            $vars[] = static::ENDPOINT_QUERY_NAME;

            return $vars;
        }

        // Add API Endpoint

        public function add_endpoint()
        {
            $query_name = self::ENDPOINT_QUERY_NAME;
            add_rewrite_rule(\'^wp-test-plugin/?\', "index.php?{$query_name}=1", \'top\');

//////////////////////////////////////
//////////////////////////////////////
// don\'t do this all the time!!!
//////////////////////////////////////
flush_rewrite_rules(false);
//////////////////////////////////////
//////////////////////////////////////
        }

        // Sniff Requests

        public function sniff_requests()
        {
            global $wp;
            if (isset($wp->query_vars[ self::ENDPOINT_QUERY_NAME ])) {
                $this->handle_request(); // handle it
                exit;
            }
        }

        // Handle Requests

        protected function handle_request()
        {
            $public_display = WP_PLUGIN_DIR . \'/wp-test-plugin/public/partials/wp-test-plugin-public-display.php\';

            if( is_readable( $public_display )) {

                require $public_display;

            }
            else {

                wp_die("Can\'t find Render Page ". $public_display );

            }

            die(); // nothing to be done
        }
    }

    $wptept = new WPTestPluginEndpoint();
    $wptept->init();

endif; // WPTestPluginEndpoint