MemcachedPhpBagOStuff.php

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<?php

class MemcachedPhpBagOStuff extends BagOStuff {

        protected $client;

        function __construct( $params ) {
                if ( !isset( $params['servers'] ) ) {
                        $params['servers'] = $GLOBALS['wgMemCachedServers'];
                }
                if ( !isset( $params['debug'] ) ) {
                        $params['debug'] = $GLOBALS['wgMemCachedDebug'];
                }
                if ( !isset( $params['persistent'] ) ) {
                        $params['persistent'] = $GLOBALS['wgMemCachedPersistent'];
                }
                if  ( !isset( $params['compress_threshold'] ) ) {
                        $params['compress_threshold'] = 1500;
                }
                if ( !isset( $params['timeout'] ) ) {
                        $params['timeout'] = $GLOBALS['wgMemCachedTimeout'];
                }
                if ( !isset( $params['connect_timeout'] ) ) {
                        $params['connect_timeout'] = 0.1;
                }

                $this->client = new MemCachedClientforWiki( $params );
                $this->client->set_servers( $params['servers'] );
                $this->client->set_debug( $params['debug'] );
        }

        public function setDebug( $debug ) {
                $this->client->set_debug( $debug );
        }

        public function get( $key ) {
                return $this->client->get( $this->encodeKey( $key ) );
        }

        public function set( $key, $value, $exptime = 0 ) {
                return $this->client->set( $this->encodeKey( $key ), $value, $exptime );
        }

        public function delete( $key, $time = 0 ) {
                return $this->client->delete( $this->encodeKey( $key ), $time );
        }

        public function lock( $key, $timeout = 0 ) {
                return $this->client->lock( $this->encodeKey( $key ), $timeout );
        }

        public function unlock( $key ) {
                return $this->client->unlock( $this->encodeKey( $key ) );
        }

        public function add( $key, $value, $exptime = 0 ) {
                return $this->client->add( $this->encodeKey( $key ), $value, $exptime );
        }

        public function replace( $key, $value, $exptime = 0 ) {
                return $this->client->replace( $this->encodeKey( $key ), $value, $exptime );
        }

        public function incr( $key, $value = 1 ) {
                return $this->client->incr( $this->encodeKey( $key ), $value );
        }

        public function decr( $key, $value = 1 ) {
                return $this->client->decr( $this->encodeKey( $key ), $value );
        }

        public function getClient() {
                return $this->client;
        }

        public function encodeKey( $key ) {
                return preg_replace_callback( '/[\x00-\x20\x25\x7f]+/', 
                        array( $this, 'encodeKeyCallback' ), $key );
        }

        protected function encodeKeyCallback( $m ) {
                return rawurlencode( $m[0] );
        }

        public function decodeKey( $key ) {
                return urldecode( $key );
        }
}