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<?php
/**
* Object caching using WinCache.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Cache
*/
/**
* Wrapper for WinCache object caching functions; identical interface
* to the APC wrapper
*
* @ingroup Cache
*/
class WinCacheBagOStuff extends BagOStuff {
protected function doGet( $key, $flags = 0 ) {
$val = wincache_ucache_get( $key );
if ( is_string( $val ) ) {
$val = unserialize( $val );
}
return $val;
}
public function set( $key, $value, $expire = 0, $flags = 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 === [] ) || $result;
}
public function delete( $key ) {
wincache_ucache_delete( $key );
return true;
}
public function merge( $key, callable $callback, $exptime = 0, $attempts = 10, $flags = 0 ) {
if ( wincache_lock( $key ) ) { // optimize with FIFO lock
$ok = $this->mergeViaLock( $key, $callback, $exptime, $attempts, $flags );
wincache_unlock( $key );
} else {
$ok = false;
}
return $ok;
}
}
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