WinCacheBagOStuff.php

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<?php
class WinCacheBagOStuff extends BagOStuff {

        public function get( $key, &$casToken = null ) {
                $val = wincache_ucache_get( $key );

                $casToken = $val;

                if ( is_string( $val ) ) {
                        $val = unserialize( $val );
                }

                return $val;
        }

        public function set( $key, $value, $expire = 0 ) {
                $result = wincache_ucache_set( $key, serialize( $value ), $expire );

                /* wincache_ucache_set returns an empty array on success if $value
                   was an array, bool otherwise */
                return ( is_array( $result ) && $result === array() ) || $result;
        }

        public function cas( $casToken, $key, $value, $exptime = 0 ) {
                return wincache_ucache_cas( $key, $casToken, serialize( $value ) );
        }

        public function delete( $key, $time = 0 ) {
                wincache_ucache_delete( $key );

                return true;
        }
}