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<?php
namespace MaxButtons;
defined('ABSPATH') or die('No direct access permitted');
class MBCache
{
protected $has_supercache = false; // supercache seems to replace quite fine, without our help.
protected $has_w3tc = false;
protected $has_wpengine = false;
protected $has_fastestcache = false;
protected $has_siteground = false;
public function __construct()
{
add_action('mb/button/save', array($this, 'save_action'));
}
public function save_action($button_id)
{
$this->checkCaches();
$this->flushCache();
}
/** Checks which cache plugins are active on the moment a flush is needed */
public function checkCaches()
{
if ( function_exists( 'w3tc_pgcache_flush' ) )
$this->has_w3tc = true;
if ( function_exists('wp_cache_clean_cache') )
$this->has_supercache = true;
if ( class_exists( 'WpeCommon' ) )
$this->has_wpengine = true;
global $wp_fastest_cache;
if ( method_exists( 'WpFastestCache', 'deleteCache' ) && !empty( $wp_fastest_cache ) )
$this->has_fastestcache = true;
// SG SuperCacher
if (function_exists('sg_cachepress_purge_cache')) {
$this->has_siteground = true;
}
}
/* Tries to flush cache there were we have issues
*
* @param Array $args Argument Array to provide data.
*/
public function flushCache()
{
// important - first check the available cache plugins
$this->checkCaches();
wp_cache_flush();
if ($this->has_supercache)
$this->removeSuperCache();
if ($this->has_w3tc)
$this->removeW3tcCache();
if ($this->has_wpengine)
$this->removeWpeCache();
if ($this->has_siteground)
$this->removeSiteGround();
if ($this->has_fastestcache)
$this->removeFastestCache();
}
protected function removeSuperCache()
{
global $file_prefix, $supercachedir;
if ( empty( $supercachedir ) && function_exists( 'get_supercache_dir' ) ) {
$supercachedir = get_supercache_dir();
}
wp_cache_clean_cache( $file_prefix );
}
protected function removeW3tcCache()
{
w3tc_pgcache_flush();
}
protected function removeWpeCache()
{
if ( method_exists( 'WpeCommon', 'purge_memcached' ) ) {
\WpeCommon::purge_memcached();
}
if ( method_exists( 'WpeCommon', 'clear_maxcdn_cache' ) ) {
\WpeCommon::clear_maxcdn_cache();
}
if ( method_exists( 'WpeCommon', 'purge_varnish_cache' ) ) {
\WpeCommon::purge_varnish_cache();
}
}
protected function removeFastestCache()
{
global $wp_fastest_cache;
$wp_fastest_cache->deleteCache();
}
protected function removeSiteGround()
{
sg_cachepress_purge_cache();
}
}
$cache = new MBCache();
