installed plugin W3 Total Cache version 2.3.2

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

@@ -0,0 +1,78 @@
+<?php
+namespace W3TC;
+
+class Root_AdminActions {
+	public function __construct() {
+	}
+
+	public function execute( $action ) {
+		$handler_class = $this->_get_handler( $action );
+		$handler_class_fullname = '\\W3TC\\' . $handler_class;
+		$handler_object = new $handler_class_fullname;
+
+		$action_details = explode( '~', $action );
+
+		if ( count( $action_details ) > 1 ) {
+			// action is in form "action~parameter"
+			$method = $action_details[0];
+			if ( method_exists( $handler_object, $method ) ) {
+				$handler_object->$method( $action_details[1] );
+				return;
+			}
+		} else {
+			// regular action
+			if ( method_exists( $handler_object, $action ) ) {
+				$handler_object->$action();
+				return;
+			}
+		}
+
+		throw new \Exception( sprintf( __( 'action %s does not exist' ), $action ) );
+	}
+
+	public function exists( $action ) {
+		$handler =  $this->_get_handler( $action );
+		return $handler != '';
+	}
+
+	private function _get_handler( $action ) {
+		static $handlers = null;
+		if ( is_null( $handlers ) ) {
+			$handlers = array(
+				'boldgrid' => 'Generic_WidgetBoldGrid_AdminActions',
+				'cdn_google_drive' => 'Cdn_GoogleDrive_AdminActions',
+				'cdn' => 'Cdn_AdminActions',
+				'config' => 'Generic_AdminActions_Config',
+				'default' => 'Generic_AdminActions_Default',
+				'extensions' => 'Extensions_AdminActions',
+				'flush' => 'Generic_AdminActions_Flush',
+				'licensing' => 'Licensing_AdminActions',
+				'support' => 'Support_AdminActions',
+				'test' => 'Generic_AdminActions_Test',
+				'ustats' => 'UsageStatistics_AdminActions'
+			);
+			$handlers = apply_filters( 'w3tc_admin_actions', $handlers );
+		}
+
+		if ( $action == 'w3tc_save_options' )
+			return $handlers['default'];
+
+		$candidate_prefix = '';
+		$candidate_class = '';
+
+		foreach ( $handlers as $prefix => $class ) {
+			$v1 = "w3tc_$prefix";
+			$v2 = "w3tc_save_$prefix";
+
+			if ( substr( $action, 0, strlen( $v1 ) ) == $v1 ||
+				substr( $action, 0, strlen( $v2 ) ) == $v2 ) {
+				if ( strlen( $candidate_prefix ) < strlen( $prefix ) ) {
+					$candidate_class = $class;
+					$candidate_prefix = $prefix;
+				}
+			}
+		}
+
+		return $candidate_class;
+	}
+}