Viewing file:  object-cache.php (4.77 KB) -rw-rw-rw-
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<?php
//ObjectCache Version: 1.3
/**
* W3 Total Cache Object Cache
*/
if (!defined('ABSPATH')) {
die();
}
if (!defined('W3TC_DIR')) {
define('W3TC_DIR', (defined('WP_PLUGIN_DIR') ? WP_PLUGIN_DIR : WP_CONTENT_DIR . '/plugins') . '/w3-total-cache');
}
if (!@is_dir(W3TC_DIR) || !file_exists(W3TC_DIR . '/inc/define.php')) {
if (!defined('WP_ADMIN')) { // lets don't show error on front end
require_once (ABSPATH . WPINC . '/cache.php');
} else {
echo(sprintf('<strong>W3 Total Cache Error:</strong> some files appear to be missing or out of place. Please re-install plugin or remove <strong>%s</strong>.', __FILE__));
}
} else {
require_once W3TC_DIR . '/inc/define.php';
/**
* Init cache
*
* @return void
*/
function wp_cache_init() {
$GLOBALS['wp_object_cache'] = w3_instance('W3_ObjectCacheBridge');
}
/**
* Close cache
*
* @return boolean
*/
function wp_cache_close() {
return true;
}
/**
* Get cache
*
* @param string $id
* @param string $group
* @return mixed
*/
function wp_cache_get($id, $group = 'default') {
global $wp_object_cache;
return $wp_object_cache->get($id, $group);
}
/**
* Set cache
*
* @param string $id
* @param mixed $data
* @param string $group
* @param integer $expire
* @return boolean
*/
function wp_cache_set($id, $data, $group = 'default', $expire = 0) {
global $wp_object_cache;
return $wp_object_cache->set($id, $data, $group, (int)$expire);
}
/**
* Delete from cache
*
* @param string $id
* @param string $group
* @return boolean
*/
function wp_cache_delete($id, $group = 'default') {
global $wp_object_cache;
return $wp_object_cache->delete($id, $group);
}
/**
* Add data to cache
*
* @param string $id
* @param mixed $data
* @param string $group
* @param integer $expire
* @return boolean
*/
function wp_cache_add($id, $data, $group = 'default', $expire = 0) {
global $wp_object_cache;
return $wp_object_cache->add($id, $data, $group, (int)$expire);
}
/**
* Replace data in cache
*
* @param string $id
* @param mixed $data
* @param string $group
* @param integer $expire
* @return boolean
*/
function wp_cache_replace($id, $data, $group = 'default', $expire = 0) {
global $wp_object_cache;
return $wp_object_cache->replace($id, $data, $group, (int)$expire);
}
/**
* Reset cache
*
* @return boolean
*/
function wp_cache_reset() {
global $wp_object_cache;
return $wp_object_cache->reset();
}
/**
* Flush cache
*
* @return boolean
*/
function wp_cache_flush() {
global $wp_object_cache;
return $wp_object_cache->flush();
}
/**
* Add global groups
*
* @param array $groups
* @return void
*/
function wp_cache_add_global_groups($groups) {
global $wp_object_cache;
$wp_object_cache->add_global_groups($groups);
}
/**
* Add non-persistent groups
*
* @param array $groups
* @return void
*/
function wp_cache_add_non_persistent_groups($groups) {
global $wp_object_cache;
$wp_object_cache->add_nonpersistent_groups($groups);
}
/**
* Increment numeric cache item's value
*
* @param int|string $key The cache key to increment
* @param int $offset The amount by which to increment the item's value. Default is 1.
* @param string $group The group the key is in.
* @return bool|int False on failure, the item's new value on success.
*/
function wp_cache_incr( $key, $offset = 1, $group = 'default' ) {
global $wp_object_cache;
return $wp_object_cache->incr( $key, $offset, $group );
}
/**
* Decrement numeric cache item's value
*
* @param int|string $key The cache key to increment
* @param int $offset The amount by which to decrement the item's value. Default is 1.
* @param string $group The group the key is in.
* @return bool|int False on failure, the item's new value on success.
*/
function wp_cache_decr( $key, $offset = 1, $group = 'default' ) {
global $wp_object_cache;
return $wp_object_cache->decr( $key, $offset, $group );
}
/**
* Switch the internal blog id.
*
* This changes the blog id used to create keys in blog specific groups.
*
* @param int $blog_id Blog ID
*/
function wp_cache_switch_to_blog( $blog_id ) {
global $wp_object_cache;
return $wp_object_cache->switch_to_blog( $blog_id );
}
}
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