CacheHandler.php
81 lines
| 1 | <?php |
| 2 | |
| 3 | namespace JetBackup\Cache; |
| 4 | |
| 5 | if (!defined( '__JETBACKUP__')) die('Direct access is not allowed'); |
| 6 | |
| 7 | /** |
| 8 | * Always bypass Redis object cache and OPcache in the admin area for JetBackup specific plugin operations. |
| 9 | */ |
| 10 | class CacheHandler { |
| 11 | |
| 12 | private static bool $object_cache_enabled = false; |
| 13 | |
| 14 | /** |
| 15 | * Check if object cache is enabled |
| 16 | * |
| 17 | * @return bool |
| 18 | */ |
| 19 | public static function is_object_cache_enabled(): bool { |
| 20 | global $wp_object_cache; |
| 21 | return isset($wp_object_cache) && is_object($wp_object_cache); |
| 22 | } |
| 23 | |
| 24 | /** |
| 25 | * Check if OPCache is enabled |
| 26 | * |
| 27 | * @return bool |
| 28 | */ |
| 29 | public static function is_opcache_enabled(): bool { |
| 30 | return function_exists('opcache_get_status'); |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Disable object cache |
| 35 | */ |
| 36 | public static function disable_object_cache() { |
| 37 | if (!self::is_object_cache_enabled()) return false; |
| 38 | |
| 39 | add_filter('pre_wp_cache_get', '__return_false'); |
| 40 | add_filter('pre_transient_*', '__return_false', 10, 2); |
| 41 | add_filter('pre_site_transient_*', '__return_false', 10, 2); |
| 42 | self::$object_cache_enabled = true; |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Enable object cache |
| 47 | */ |
| 48 | public static function enable_object_cache() { |
| 49 | if (!self::$object_cache_enabled) return; |
| 50 | |
| 51 | remove_filter('pre_wp_cache_get', '__return_false'); |
| 52 | remove_filter('pre_transient_*', '__return_false', 10, 2); |
| 53 | remove_filter('pre_site_transient_*', '__return_false', 10, 2); |
| 54 | self::$object_cache_enabled = false; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * Disable OPCache |
| 59 | */ |
| 60 | public static function disable_opcache() { |
| 61 | if (!self::is_opcache_enabled() || !function_exists('ini_set')) return; |
| 62 | ini_set('opcache.enable', 0); |
| 63 | } |
| 64 | |
| 65 | |
| 66 | /** |
| 67 | * Pre-cache operations: disable caches if they are enabled |
| 68 | */ |
| 69 | public static function pre() { |
| 70 | if (self::is_object_cache_enabled()) self::disable_object_cache(); |
| 71 | if (self::is_opcache_enabled()) self::disable_opcache(); |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * Post-cache operations: re-enable caches if they were disabled |
| 76 | */ |
| 77 | public static function post() { |
| 78 | self::enable_object_cache(); |
| 79 | } |
| 80 | |
| 81 | } |