/**
* Returns cache object
*
* @return W3_Cache_Base
*/
function &_get_cache()
{
static $cache = array();
if (!isset($cache[0])) {
$engine = $this->_config->get_string('pgcache.engine');
switch ($engine) {
case 'memcached':
$engineConfig = array('servers' => $this->_config->get_array('pgcache.memcached.servers'), 'persistant' => $this->_config->get_boolean('pgcache.memcached.persistant'));
break;
case 'file':
$engineConfig = array('cache_dir' => W3TC_CACHE_FILE_PGCACHE_DIR);
break;
case 'file_pgcache':
$engineConfig = array('cache_dir' => W3TC_CACHE_FILE_PGCACHE_DIR, 'expire' => $this->_lifetime);
break;
default:
$engineConfig = array();
}
require_once W3TC_LIB_W3_DIR . '/Cache.php';
$cache[0] =& W3_Cache::instance($engine, $engineConfig);
}
return $cache[0];
}
/**
* Returns cache object
*
* @return W3_Cache_Base
*/
function &_get_cache()
{
static $cache = array();
if (!isset($cache[0])) {
$engine = $this->_config->get_string('dbcache.engine');
switch ($engine) {
case 'memcached':
$engineConfig = array('servers' => $this->_config->get_array('dbcache.memcached.servers'), 'persistant' => $this->_config->get_boolean('dbcache.memcached.persistant'));
break;
case 'file':
$engineConfig = array('cache_dir' => W3TC_CACHE_FILE_DBCACHE_DIR, 'locking' => $this->_config->get_boolean('dbcache.file.locking'), 'flush_timelimit' => $this->_config->get_integer('timelimit.cache_flush'));
break;
default:
$engineConfig = array();
}
require_once W3TC_LIB_W3_DIR . '/Cache.php';
$cache[0] =& W3_Cache::instance($engine, $engineConfig);
}
return $cache[0];
}
/**
* Returns cache object
*
* @return W3_Cache_Base
*/
function _get_cache()
{
static $cache = array();
if (!isset($cache[0])) {
$engine = $this->_config->get_string('pgcache.engine');
switch ($engine) {
case 'memcached':
$engineConfig = array('servers' => $this->_config->get_array('pgcache.memcached.servers'), 'persistant' => $this->_config->get_boolean('pgcache.memcached.persistant'));
break;
case 'file':
$engineConfig = array('section' => 'page', 'flush_parent' => w3_get_blog_id() == 0, 'locking' => $this->_config->get_boolean('pgcache.file.locking'), 'flush_timelimit' => $this->_config->get_integer('timelimit.cache_flush'));
break;
case 'file_generic':
if (w3_get_blog_id() == 0) {
$flush_dir = W3TC_CACHE_PAGE_ENHANCED_DIR;
} else {
$flush_dir = W3TC_CACHE_PAGE_ENHANCED_DIR . '/' . w3_get_domain(w3_get_host());
}
$engineConfig = array('exclude' => array('.htaccess'), 'expire' => $this->_lifetime, 'cache_dir' => W3TC_CACHE_PAGE_ENHANCED_DIR, 'locking' => $this->_config->get_boolean('pgcache.file.locking'), 'flush_timelimit' => $this->_config->get_integer('timelimit.cache_flush'), 'flush_dir' => $flush_dir);
break;
default:
$engineConfig = array();
}
$engineConfig['use_expired_data'] = true;
$engineConfig['module'] = 'pgcache';
$engineConfig['host'] = w3_get_host();
$engineConfig['instance_id'] = w3_get_instance_id();
w3_require_once(W3TC_LIB_W3_DIR . '/Cache.php');
$cache[0] = W3_Cache::instance($engine, $engineConfig);
}
return $cache[0];
}
/**
* Returns cache object
*
* @param null $blog_id
* @param string $group
* @return W3_Cache_Base
*/
function _get_cache($blog_id = null, $group = 'transient')
{
static $cache = array();
if (is_null($blog_id) && $group != 'site-transient') {
$blog_id = $this->_blog_id;
} else {
$blog_id = 0;
}
if (!isset($cache[$blog_id])) {
$engine = $this->_config->get_string('fragmentcache.engine');
switch ($engine) {
case 'memcached':
$engineConfig = array('servers' => $this->_config->get_array('fragmentcache.memcached.servers'), 'persistant' => $this->_config->get_boolean('fragmentcache.memcached.persistant'));
break;
case 'file':
$engineConfig = array('section' => 'fragment', 'locking' => $this->_config->get_boolean('fragmentcache.file.locking'), 'flush_timelimit' => $this->_config->get_integer('timelimit.cache_flush'));
break;
default:
$engineConfig = array();
}
$engineConfig['blog_id'] = $blog_id;
$engineConfig['module'] = 'fragmentcache';
$engineConfig['host'] = w3_get_host();
$engineConfig['instance_id'] = w3_get_instance_id();
w3_require_once(W3TC_LIB_W3_DIR . '/Cache.php');
$cache[$blog_id] = W3_Cache::instance($engine, $engineConfig);
}
return $cache[$blog_id];
}
/**
* Returns cache object
*
* @return W3_Cache_Base
*/
function _get_cache()
{
static $cache = array();
if (!isset($cache[0])) {
$engine = $this->_config->get_string('dbcache.engine');
switch ($engine) {
case 'memcached':
$engineConfig = array('servers' => $this->_config->get_array('dbcache.memcached.servers'), 'persistant' => $this->_config->get_boolean('dbcache.memcached.persistant'));
break;
case 'file':
$engineConfig = array('use_wp_hash', true, 'section' => 'db', 'locking' => $this->_config->get_boolean('dbcache.file.locking'), 'flush_timelimit' => $this->_config->get_integer('timelimit.cache_flush'));
break;
default:
$engineConfig = array();
}
$engineConfig['module'] = 'dbcache';
$engineConfig['host'] = w3_get_host();
$engineConfig['instance_id'] = w3_get_instance_id();
w3_require_once(W3TC_LIB_W3_DIR . '/Cache.php');
$cache[0] = W3_Cache::instance($engine, $engineConfig);
}
return $cache[0];
}