← All changes | includes/class-mxchat-cache-purge.php +31 -1 3.2.16 → 3.2.25 View file →

		@@ -32,8 +32,22 @@
32	32	const DEBOUNCE_TRANSIENT = 'mxchat_cache_purge_debounce';
33	33	const DEBOUNCE_SECONDS = 30;
34	34	const DEFERRED_EVENT = 'mxchat_deferred_cache_purge';
35	35
	36	+ /**
	37	+ * Owner switch (plan b76ed6, Support Ticket 468: a 1,400-page FlyingPress
	38	+ * site lost its whole preload on every settings save). Standalone option,
	39	+ * 'on' / 'off'; absent means ON so existing sites keep today's behaviour.
	40	+ * Rendered on Settings → Optimization → Page Cache Compatibility and saved
	41	+ * by the mxchat_cache_purge_enabled case in class-ajax-handler.php.
	42	+ *
	43	+ * The switch is read when a watched option is actually written (and when
	44	+ * a deferred purge fires), not at plugin load: the hooks below cost
	45	+ * nothing until a save happens, and a site that never touches the switch
	46	+ * never pays a get_option() for it on a visitor request.
	47	+ */
	48	+ const OPTION_NAME = 'mxchat_cache_purge_enabled';
	49	+
36	50	private static $instance = null;
37	51
38	52	/**
39	53	* Whether this request already queued a shutdown purge (one per request).
		@@ -48,8 +62,18 @@
48	62	}
49	63	return self::$instance;
50	64	}
51	65
	66	+ /**
	67	+ * Whether MxChat clears page caches when its settings are saved.
	68	+ * Default ON; only an explicit 'off' switches it off.
	69	+ *
	70	+ * @return bool
	71	+ */
	72	+ public static function is_enabled() {
	73	+ return get_option(self::OPTION_NAME, 'on') !== 'off';
	74	+ }
	75	+
52	76	private function __construct() {
53	77	foreach ($this->watched_options() as $option_name) {
54	78	add_action('update_option_' . $option_name, array($this, 'queue_purge'), 10, 0);
55	79	add_action('add_option_' . $option_name, array($this, 'queue_purge'), 10, 0);
		@@ -79,9 +103,9 @@
79	103	/**
80	104	* Coalesce all option writes in this request into one shutdown purge.
81	105	*/
82	106	public function queue_purge() {
83		- if ($this->purge_queued) {
	107	+ if ($this->purge_queued || !self::is_enabled()) {
84	108	return;
85	109	}
86	110	$this->purge_queued = true;
87	111	add_action('shutdown', array($this, 'run_queued_purge'), 5);
		@@ -106,8 +130,14 @@
106	130	* Purge every supported page cache via its own public API. Each call is
107	131	* guarded so installs without that plugin skip it silently.
108	132	*/
109	133	public function purge_page_caches() {
	134	+ // The owner may have switched the purge off after a deferred purge was
	135	+ // scheduled; off means off.
	136	+ if (!self::is_enabled()) {
	137	+ return;
	138	+ }
	139	+
110	140	// WP Rocket — public helper, clears the whole domain's page cache.
111	141	if (function_exists('rocket_clean_domain')) {
112	142	rocket_clean_domain();
113	143	}