← All changes | jetpack_vendor/automattic/jetpack-connection/src/class-package-version-tracker.php +92 -3 12.3.2 → 16.3-beta View file →

		@@ -6,8 +6,10 @@
6	6	*/
7	7
8	8	namespace Automattic\Jetpack\Connection;
9	9
	10	+use Jetpack_Options;
	11	+
10	12	/**
11	13	* The Package_Version_Tracker class.
12	14	*/
13	15	class Package_Version_Tracker {
		@@ -30,12 +32,48 @@
30	32	*/
31	33	const CACHED_FAILED_REQUEST_EXPIRATION = 1 * HOUR_IN_SECONDS;
32	34
33	35	/**
	36	+ * Transient key for rate limiting the package version requests;
	37	+ */
	38	+ const RATE_LIMITER_KEY = 'jetpack_update_remote_package_last_query';
	39	+
	40	+ /**
	41	+ * Only allow one versions check (and request) per minute.
	42	+ */
	43	+ const RATE_LIMITER_TIMEOUT = MINUTE_IN_SECONDS;
	44	+
	45	+ /**
	46	+ * Runs the package version check on the `shutdown` hook.
	47	+ *
	48	+ * Static so the callback can be unregistered, and so the tracker is only
	49	+ * constructed when the hook fires rather than during configuration.
	50	+ */
	51	+ public static function update_on_shutdown() {
	52	+ ( new self() )->maybe_update_package_versions();
	53	+ }
	54	+
	55	+ /**
34	56	* Uses the jetpack_package_versions filter to obtain the package versions from packages that need
35	57	* version tracking. If the package versions have changed, updates the option and notifies WPCOM.
36	58	*/
37	59	public function maybe_update_package_versions() {
	60	+ // Do not run too early or all the modules may not be loaded.
	61	+ if ( ! did_action( 'init' ) ) {
	62	+ return;
	63	+ }
	64	+
	65	+ // Only attempt to update the option on POST requests.
	66	+ // This will prevent the option from being updated multiple times due to concurrent requests.
	67	+ if ( ! ( isset( $_SERVER['REQUEST_METHOD'] ) && 'POST' === $_SERVER['REQUEST_METHOD'] ) ) {
	68	+ return;
	69	+ }
	70	+
	71	+ // The version check is being rate limited.
	72	+ if ( $this->is_rate_limiting() ) {
	73	+ return;
	74	+ }
	75	+
38	76	/**
39	77	* Obtains the package versions.
40	78	*
41	79	* @since 1.30.2
		@@ -64,15 +102,51 @@
64	102	}
65	103	}
66	104
67	105	/**
68		- * Updates the package versions:
	106	+ * Updates the package versions option.
	107	+ *
	108	+ * @param array $package_versions The package versions.
	109	+ */
	110	+ protected function update_package_versions_option( $package_versions ) {
	111	+ if ( ! $this->is_sync_enabled() ) {
	112	+ $this->update_package_versions_via_remote_request( $package_versions );
	113	+ // Remove the checksum for package versions, so it gets recalculated when sync gets activated.
	114	+ $jetpack_callables_sync_checksum = Jetpack_Options::get_raw_option( 'jetpack_callables_sync_checksum' );
	115	+ if ( isset( $jetpack_callables_sync_checksum['jetpack_package_versions'] ) ) {
	116	+ unset( $jetpack_callables_sync_checksum['jetpack_package_versions'] );
	117	+ Jetpack_Options::update_raw_option( 'jetpack_callables_sync_checksum', $jetpack_callables_sync_checksum );
	118	+ }
	119	+ return;
	120	+ }
	121	+
	122	+ update_option( self::PACKAGE_VERSION_OPTION, $package_versions );
	123	+ }
	124	+
	125	+ /**
	126	+ * Whether Jetpack Sync is enabled.
	127	+ *
	128	+ * @return boolean true if Sync is present and enabled, false otherwise
	129	+ */
	130	+ protected function is_sync_enabled() {
	131	+ if ( class_exists( 'Automattic\Jetpack\Sync\Settings' ) && \Automattic\Jetpack\Sync\Settings::is_sync_enabled() ) {
	132	+
	133	+ return true;
	134	+ }
	135	+
	136	+ return false;
	137	+ }
	138	+
	139	+ /**
	140	+ * Fallback for updating the package versions via a remote request when Sync is not present.
	141	+ *
	142	+ * Updates the package versions as follows:
69	143	* - Sends the updated package versions to wpcom.
70	144	* - Updates the 'jetpack_package_versions' option.
71	145	*
72	146	* @param array $package_versions The package versions.
73	147	*/
74		- protected function update_package_versions_option( $package_versions ) {
	148	+ protected function update_package_versions_via_remote_request( $package_versions ) {
75	149	$connection = new Manager();
76	150	if ( ! $connection->is_connected() ) {
77	151	return;
78	152	}
		@@ -87,9 +161,10 @@
87	161
88	162	$body = wp_json_encode(
89	163	array(
90	164	'package_versions' => $package_versions,
91		- )
	165	+ ),
	166	+ JSON_UNESCAPED_SLASHES
92	167	);
93	168
94	169	$response = Client::wpcom_json_api_request_as_blog(
95	170	sprintf( '/sites/%d/jetpack-package-versions', $site_id ),
		@@ -108,5 +183,19 @@
108	183	set_transient( self::CACHED_FAILED_REQUEST_KEY, time(), self::CACHED_FAILED_REQUEST_EXPIRATION );
109	184	}
110	185	}
111	186
	187	+ /**
	188	+ * Check if version check is being rate limited, and update the rate limiting transient if needed.
	189	+ *
	190	+ * @return bool
	191	+ */
	192	+ private function is_rate_limiting() {
	193	+ if ( get_transient( static::RATE_LIMITER_KEY ) ) {
	194	+ return true;
	195	+ }
	196	+
	197	+ set_transient( static::RATE_LIMITER_KEY, time(), static::RATE_LIMITER_TIMEOUT );
	198	+
	199	+ return false;
	200	+ }
112	201	}