laipower/wp-content/plugins/w3-total-cache/ModuleStatus.php

121 lines
2.8 KiB
PHP

<?php
namespace W3TC;
class ModuleStatus {
private $_opcode_engines = array(
'apc',
'eaccelerator',
'xcache',
'wincache'
);
private $_file_engines = array(
'file',
'file_generic'
);
private $_config;
public function __construct() {
$this->_config = Dispatcher::config();
}
/**
*
*
* @return bool
*/
public function plugin_is_enabled() {
return $this->is_enabled( 'pgcache' )
|| $this->is_enabled( 'minify' )
|| $this->is_enabled( 'dbcache' )
|| $this->is_enabled( 'objectcache' )
|| $this->is_enabled( 'browsercache' )
|| $this->is_enabled( 'cdn' )
|| $this->is_enabled( 'varnish' )
|| $this->is_enabled( 'newrelic' )
|| $this->is_enabled( 'fragmentcache' );
}
/**
*
*
* @param unknown $module
* @return bool
*/
public function is_enabled( $module ) {
return $this->_config->get_boolean( "$module.enabled" );
}
/**
* Verifies that the module is actually running and not only enabled.
*
* @param unknown $module
* @return mixed|void
*/
public function is_running( $module ) {
return apply_filters( "w3tc_module_is_running-{$module}", $this->is_enabled( $module ) );
}
/**
*
*
* @return bool
*/
public function can_empty_memcache() {
return $this->_enabled_module_uses_engine( 'pgcache', 'memcached' )
|| $this->_enabled_module_uses_engine( 'dbcache', 'memcached' )
|| $this->_enabled_module_uses_engine( 'objectcache', 'memcached' )
|| $this->_enabled_module_uses_engine( 'minify', 'memcached' )
|| $this->_enabled_module_uses_engine( 'fragmentcache', 'memcached' );
}
/**
*
*
* @return bool
*/
public function can_empty_opcode() {
$o = Dispatcher::component( 'SystemOpCache_Core' );
return $o->is_enabled();
}
/**
*
*
* @return bool
*/
public function can_empty_file() {
return $this->_enabled_module_uses_engine( 'pgcache', $this->_file_engines )
|| $this->_enabled_module_uses_engine( 'dbcache', $this->_file_engines )
|| $this->_enabled_module_uses_engine( 'objectcache', $this->_file_engines )
|| $this->_enabled_module_uses_engine( 'minify', $this->_file_engines )
|| $this->_enabled_module_uses_engine( 'fragmentcache', $this->_file_engines );
}
/**
*
*
* @return mixed
*/
public function can_empty_varnish() {
return $this->_config->get_boolean( 'varnish.enabled' );
}
/**
*
*
* @param unknown $module
* @return mixed
*/
public function get_module_engine( $module ) {
return $this->_config->get_string( "$module.engine" );
}
private function _enabled_module_uses_engine( $module, $engine ) {
if ( is_array( $engine ) )
return $this->is_enabled( $module ) && in_array( $this->get_module_engine( $module ), $engine );
else
return $this->is_enabled( $module ) && $this->get_module_engine( $module ) == $engine;
}
}