installed plugin W3 Total Cache version 2.3.2

wp-content/plugins/w3-total-cache/Extension_FragmentCache_Core.php

@@ -0,0 +1,91 @@
+<?php
+namespace W3TC;
+
+
+
+class Extension_FragmentCache_Core {
+	private $_fragment_groups = array();
+	private $_actions = array();
+
+	/**
+	 * Register transients group
+	 *
+	 * @param unknown $group
+	 * @param unknown $actions
+	 * @param unknown $expiration
+	 */
+	function register_group( $group, $actions, $expiration ) {
+		return $this->_register_group( $group, $actions, $expiration, false );
+	}
+
+
+
+	/**
+	 * Register site-transients group
+	 *
+	 * @param string  $group
+	 * @param array   $actions
+	 * @param int     $expiration
+	 */
+	function register_global_group( $group, $actions, $expiration ) {
+		return $this->_register_group( $group, $actions, $expiration, true );
+	}
+
+
+
+	private function _register_group( $group, $actions, $expiration, $global ) {
+		if ( empty( $group ) )
+			return;
+
+		if ( !is_int( $expiration ) ) {
+			$expiration = (int) $expiration;
+			trigger_error( __METHOD__ . ' needs expiration parameter to be an int.', E_USER_WARNING );
+		}
+
+		$this->_fragment_groups[$group] = array(
+			'actions' => $actions,
+			'expiration' => $expiration,
+			'global' => $global
+		);
+
+		foreach ( $actions as $action ) {
+			if ( !isset( $this->_actions[$action] ) )
+				$this->_actions[$action] = array();
+			$this->_actions[$action][] = $group;
+		}
+	}
+
+	/**
+	 * Returns registered fragment groups, ie transients.
+	 *
+	 * @return array array('group' => array('action1','action2'))
+	 */
+	function get_registered_fragment_groups() {
+		return $this->_fragment_groups;
+	}
+
+	/**
+	 * Returns registered actions and transient groups that should be purged per action
+	 *
+	 * @return array array('action' => array('group1', 'group2'))
+	 */
+	function get_registered_actions() {
+		return $this->_actions;
+	}
+
+	function cleanup() {
+		$c = Dispatcher::config();
+		$engine = $c->get_string( array( 'fragmentcache', 'engine' ) );
+
+		switch ( $engine ) {
+		case 'file':
+			$w3_cache_file_cleaner = new Cache_File_Cleaner( array(
+					'cache_dir' => Util_Environment::cache_blog_dir( 'fragment' ),
+					'clean_timelimit' => $c->get_integer( 'timelimit.cache_gc' )
+				) );
+
+			$w3_cache_file_cleaner->clean();
+			break;
+		}
+	}
+}