Ticket #29710: wpdb-injector.php

<?php

class WPDB_Injector {
        private $wpdb;
        static function init() {
                global $wpdb;
                if ( ! $wpdb instanceof WPDB_Injector ) {
                        $wpdb = new WPDB_Injector( $wpdb );
                }
        }
        private function __construct( $wpdb ) { $this->wpdb = $wpdb; }

        public function __call(  $method, $args ) { return call_user_func_array( array( $this->wpdb, $method ), $args ); }
        public function __get(   $var ) {           return $this->wpdb->$var; }
        public function __set(   $var, $val ) {     return $this->wpdb->$var = $val; }
        public function __isset( $var ) {           return isset( $this->wpdb->$var ); }
        public function __unset( $var ) {                  unset( $this->wpdb->$var ); }

        public function update() {
                $args = func_get_args();

                do_action( 'WPDB_Injector_update', $args );

                return $this->__call( 'update', $args );
        }

}
WPDB_Injector::init();