JezK

Edit File: class-cache-helper.php

<?php namespace Smush\Core\Cache; class Cache_Helper { private static $clear_cache_action = 'wp_smush_clear_page_cache'; private static $show_cache_notice_transient = 'wp_smush_show_cache_notice'; /** * Static instance * * @var self */ private static $instance; /** * Static instance getter */ public static function get_instance() { if ( empty( self::$instance ) ) { self::$instance = new self(); } return self::$instance; } public function clear_post_cache( $post_id ) { do_action( 'wp_smush_post_cache_flush_required', $post_id ); } public function clear_home_cache( $url ) { do_action( 'wp_smush_home_cache_flush_required', $url ); } public function clear_full_cache( $notice_key = 'generic' ) { if ( ! has_action( self::$clear_cache_action ) && ! empty( $notice_key ) ) { // If no one is handling the cache clearing then show a notice set_transient( self::$show_cache_notice_transient, $notice_key ); } else { do_action( self::$clear_cache_action ); } } public function delete_notice_key() { delete_transient( self::$show_cache_notice_transient ); } public function get_notice_key() { return get_transient( self::$show_cache_notice_transient ); } /** * Get clear_cache_action. * * @return string */ public static function get_clear_cache_action() { return self::$clear_cache_action; } }