Completed
Push — update/sync-async-sender ( bb6c2b...f64c35 )
by
unknown
109:28 queued 102:15
created

Jetpack_Sync_Actions::async_sender()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 11

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
nc 1
nop 0
dl 0
loc 11
rs 9.9
c 0
b 0
f 0
1
<?php
2
3
require_once dirname( __FILE__ ) . '/class.jetpack-sync-modules.php';
4
5
/**
6
 * The role of this class is to hook the Sync subsystem into WordPress - when to listen for actions,
7
 * when to send, when to perform a full sync, etc.
8
 *
9
 * It also binds the action to send data to WPCOM to Jetpack's XMLRPC client object.
10
 */
11
class Jetpack_Sync_Actions {
12
	static $sender = null;
13
	static $listener = null;
14
	const DEFAULT_SYNC_CRON_INTERVAL_NAME = 'jetpack_sync_interval';
15
	const DEFAULT_SYNC_CRON_INTERVAL_VALUE = 300; // 5 * MINUTE_IN_SECONDS;
16
17
	static function init() {
18
19
		// everything below this point should only happen if we're a valid sync site
20
		if ( ! self::sync_allowed() ) {
21
			return;
22
		}
23
24
		if ( self::sync_via_cron_allowed() ) {
25
			self::init_sync_cron_jobs();
26
		} else if ( wp_next_scheduled( 'jetpack_sync_cron' ) ) {
27
			self::clear_sync_cron_jobs();
28
		}
29
		// When importing via cron, do not sync
30
		add_action( 'wp_cron_importer_hook', array( __CLASS__, 'set_is_importing_true' ), 1 );
31
32
		// Sync connected user role changes to .com
33
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-users.php';
34
35
		// publicize filter to prevent publicizing blacklisted post types
36
		add_filter( 'publicize_should_publicize_published_post', array( __CLASS__, 'prevent_publicize_blacklisted_posts' ), 10, 2 );
37
38
		/**
39
		 * Fires on every request before default loading sync listener code.
40
		 * Return false to not load sync listener code that monitors common
41
		 * WP actions to be serialized.
42
		 *
43
		 * By default this returns true for cron jobs, non-GET-requests, or requests where the
44
		 * user is logged-in.
45
		 *
46
		 * @since 4.2.0
47
		 *
48
		 * @param bool should we load sync listener code for this request
49
		 */
50
		if ( apply_filters( 'jetpack_sync_listener_should_load', true ) ) {
51
			self::initialize_listener();
52
		}
53
54
		add_action( 'init', array( __CLASS__, 'add_sender_shutdown' ), 90 );
55
	}
56
57
	static function add_sender_shutdown() {
58
		/**
59
		 * Fires on every request before default loading sync sender code.
60
		 * Return false to not load sync sender code that serializes pending
61
		 * data and sends it to WPCOM for processing.
62
		 *
63
		 * By default this returns true for cron jobs, POST requests, admin requests, or requests
64
		 * by users who can manage_options.
65
		 *
66
		 * @since 4.2.0
67
		 *
68
		 * @param bool should we load sync sender code for this request
69
		 */
70
		if ( apply_filters( 'jetpack_sync_sender_should_load',
71
			(
72
				( isset( $_SERVER['REQUEST_METHOD'] ) && 'POST' === $_SERVER['REQUEST_METHOD'] )
73
				||
74
				current_user_can( 'manage_options' )
75
				||
76
				is_admin()
77
				||
78
				defined( 'PHPUNIT_JETPACK_TESTSUITE' )
79
			)
80
		) ) {
81
			if ( Jetpack_Sync_Settings::get_setting( 'async_sender' ) ) {
82
				if ( ! isset( $_GET['jetpack_sync_async_sender'] ) ) {
83
					self::async_sender();
84
					return;
85
				}
86
			}
87
88
			if ( isset( $_GET['jetpack_sync_async_sender'] ) ) {
89
				ignore_user_abort(true );
90
			}
91
92
			self::initialize_sender();
93
			add_action( 'shutdown', array( self::$sender, 'do_sync' ) );
94
			add_action( 'shutdown', array( self::$sender, 'do_full_sync' ) );
95
		}
96
	}
97
98
	static function sync_allowed() {
99
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
100
		return ( ! Jetpack_Sync_Settings::get_setting( 'disable' )
101
		         && ( doing_action( 'jetpack_user_authorized' ) || Jetpack::is_active() )
102
		         && ! ( Jetpack::is_development_mode() || Jetpack::is_staging_site() ) )
103
		       || defined( 'PHPUNIT_JETPACK_TESTSUITE' );
104
	}
105
106
	static function sync_via_cron_allowed() {
107
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
108
		return ( Jetpack_Sync_Settings::get_setting( 'sync_via_cron' ) );
109
	}
110
111
	static function prevent_publicize_blacklisted_posts( $should_publicize, $post ) {
112
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
113
		if ( in_array( $post->post_type, Jetpack_Sync_Settings::get_setting( 'post_types_blacklist' ) ) ) {
114
			return false;
115
		}
116
117
		return $should_publicize;
118
	}
119
120
	static function set_is_importing_true() {
121
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
122
		Jetpack_Sync_Settings::set_importing( true );
123
	}
124
125
	static function send_data( $data, $codec_name, $sent_timestamp, $queue_id, $checkout_duration, $preprocess_duration ) {
126
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-functions.php';
127
		Jetpack::load_xml_rpc_client();
128
129
		$query_args = array(
130
			'sync'      => '1',             // add an extra parameter to the URL so we can tell it's a sync action
131
			'codec'     => $codec_name,     // send the name of the codec used to encode the data
132
			'timestamp' => $sent_timestamp, // send current server time so we can compensate for clock differences
133
			'queue'     => $queue_id,       // sync or full_sync
134
			'home'      => Jetpack_Sync_Functions::home_url(),  // Send home url option to check for Identity Crisis server-side
135
			'siteurl'   => Jetpack_Sync_Functions::site_url(),  // Send siteurl option to check for Identity Crisis server-side
136
			'cd'        => sprintf( '%.4f', $checkout_duration),   // Time spent retrieving queue items from the DB
137
			'pd'        => sprintf( '%.4f', $preprocess_duration), // Time spent converting queue items into data to send
138
		);
139
140
		// Has the site opted in to IDC mitigation?
141
		if ( Jetpack::sync_idc_optin() ) {
142
			$query_args['idc'] = true;
143
		}
144
145
		if ( Jetpack_Options::get_option( 'migrate_for_idc', false ) ) {
146
			$query_args['migrate_for_idc'] = true;
147
		}
148
149
		$query_args['timeout'] = Jetpack_Sync_Settings::is_doing_cron() ? 30 : 15;
150
151
		/**
152
		 * Filters query parameters appended to the Sync request URL sent to WordPress.com.
153
		 *
154
		 * @since 4.7.0
155
		 *
156
		 * @param array $query_args associative array of query parameters.
157
		 */
158
		$query_args = apply_filters( 'jetpack_sync_send_data_query_args', $query_args );
159
160
		$url = add_query_arg( $query_args, Jetpack::xmlrpc_api_url() );
161
162
		$rpc = new Jetpack_IXR_Client( array(
163
			'url'     => $url,
164
			'user_id' => JETPACK_MASTER_USER,
165
			'timeout' => $query_args['timeout'],
166
		) );
167
168
		$result = $rpc->query( 'jetpack.syncActions', $data );
169
170
		if ( ! $result ) {
171
			return $rpc->get_jetpack_error();
172
		}
173
174
		$response = $rpc->getResponse();
175
176
		// Check if WordPress.com IDC mitigation blocked the sync request
177
		if ( is_array( $response ) && isset( $response['error_code'] ) ) {
178
			$error_code = $response['error_code'];
179
			$allowed_idc_error_codes = array(
180
				'jetpack_url_mismatch',
181
				'jetpack_home_url_mismatch',
182
				'jetpack_site_url_mismatch'
183
			);
184
185
			if ( in_array( $error_code, $allowed_idc_error_codes ) ) {
186
				Jetpack_Options::update_option(
187
					'sync_error_idc',
188
					Jetpack::get_sync_error_idc_option( $response )
189
				);
190
			}
191
192
			return new WP_Error(
193
				'sync_error_idc',
194
				esc_html__( 'Sync has been blocked from WordPress.com because it would cause an identity crisis', 'jetpack' )
195
			);
196
		}
197
198
		return $response;
199
	}
200
201
	static function do_initial_sync() {
202
		// Lets not sync if we are not suppose to.
203
		if ( ! self::sync_allowed() ) {
204
			return false;
205
		}
206
207
		$initial_sync_config = array(
208
			'options'         => true,
209
			'functions'       => true,
210
			'constants'       => true,
211
			'users'           => array( get_current_user_id() ),
212
		);
213
214
		if ( is_multisite() ) {
215
			$initial_sync_config['network_options'] = true;
216
		}
217
218
		self::do_full_sync( $initial_sync_config );
219
	}
220
221
	static function do_full_sync( $modules = null ) {
222
		if ( ! self::sync_allowed() ) {
223
			return false;
224
		}
225
226
		$full_sync_module = Jetpack_Sync_Modules::get_module( 'full-sync' );
227
228
		if ( ! $full_sync_module ) {
229
			return false;
230
		}
231
232
		self::initialize_listener();
233
234
		$full_sync_module->start( $modules );
235
236
		return true;
237
	}
238
239
	static function jetpack_cron_schedule( $schedules ) {
240
		if ( ! isset( $schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] ) ) {
241
			$schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] = array(
242
				'interval' => self::DEFAULT_SYNC_CRON_INTERVAL_VALUE,
243
				'display' => sprintf(
244
					esc_html( _n( 'Every minute', 'Every %d minutes', intval( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 ), 'jetpack' ) ),
245
					intval( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 )
246
				)
247
			);
248
		}
249
		return $schedules;
250
	}
251
252
	static function do_cron_sync() {
253
		self::do_cron_sync_by_type( 'sync' );
254
	}
255
256
	static function do_cron_full_sync() {
257
		self::do_cron_sync_by_type( 'full_sync' );
258
	}
259
260
	/**
261
	 * Try to send actions until we run out of things to send,
262
	 * or have to wait more than 15s before sending again,
263
	 * or we hit a lock or some other sending issue
264
	 *
265
	 * @param string $type Sync type. Can be `sync` or `full_sync`.
266
	 */
267
	static function do_cron_sync_by_type( $type ) {
268
		if ( ! self::sync_allowed() || ( 'sync' !== $type && 'full_sync' !== $type ) ) {
269
			return;
270
		}
271
272
		self::initialize_sender();
273
274
		$time_limit = Jetpack_Sync_Settings::get_setting( 'cron_sync_time_limit' );
275
		$start_time = time();
276
277
		do {
278
			$next_sync_time = self::$sender->get_next_sync_time( $type );
279
280
			if ( $next_sync_time ) {
281
				$delay = $next_sync_time - time() + 1;
282
				if ( $delay > 15 ) {
283
					break;
284
				} elseif ( $delay > 0 ) {
285
					sleep( $delay );
286
				}
287
			}
288
289
			$result = 'full_sync' === $type ? self::$sender->do_full_sync() : self::$sender->do_sync();
290
		} while ( $result && ! is_wp_error( $result ) && ( $start_time + $time_limit ) > time() );
291
	}
292
293
	static function initialize_listener() {
294
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-listener.php';
295
		self::$listener = Jetpack_Sync_Listener::get_instance();
296
	}
297
298
	static function initialize_sender() {
299
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-sender.php';
300
		self::$sender = Jetpack_Sync_Sender::get_instance();
301
302
		// bind the sending process
303
		add_filter( 'jetpack_sync_send_data', array( __CLASS__, 'send_data' ), 10, 6 );
304
	}
305
306
	static function initialize_woocommerce() {
307
		if ( false === class_exists( 'WooCommerce' ) ) {
308
			return;
309
		}
310
		add_filter( 'jetpack_sync_modules', array( 'Jetpack_Sync_Actions', 'add_woocommerce_sync_module' ) );
311
	}
312
313
	static function add_woocommerce_sync_module( $sync_modules ) {
314
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-module-woocommerce.php';
315
		$sync_modules[] = 'Jetpack_Sync_Module_WooCommerce';
316
		return $sync_modules;
317
	}
318
319
	static function initialize_wp_super_cache() {
320
		if ( false === function_exists( 'wp_cache_is_enabled' ) ) {
321
			return;
322
		}
323
		add_filter( 'jetpack_sync_modules', array( 'Jetpack_Sync_Actions', 'add_wp_super_cache_sync_module' ) );
324
	}
325
326
	static function add_wp_super_cache_sync_module( $sync_modules ) {
327
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-module-wp-super-cache.php';
328
		$sync_modules[] = 'Jetpack_Sync_Module_WP_Super_Cache';
329
		return $sync_modules;
330
	}
331
332
	static function sanitize_filtered_sync_cron_schedule( $schedule ) {
333
		$schedule = sanitize_key( $schedule );
334
		$schedules = wp_get_schedules();
335
336
		// Make sure that the schedule has actually been registered using the `cron_intervals` filter.
337
		if ( isset( $schedules[ $schedule ] ) ) {
338
			return $schedule;
339
		}
340
341
		return self::DEFAULT_SYNC_CRON_INTERVAL_NAME;
342
	}
343
344
	static function get_start_time_offset( $schedule = '', $hook = '' ) {
345
		$start_time_offset =  is_multisite()
346
			? mt_rand( 0, ( 2 * self::DEFAULT_SYNC_CRON_INTERVAL_VALUE ) )
347
			: 0;
348
349
		/**
350
		 * Allows overriding the offset that the sync cron jobs will first run. This can be useful when scheduling
351
		 * cron jobs across multiple sites in a network.
352
		 *
353
		 * @since 4.5.0
354
		 *
355
		 * @param int    $start_time_offset
356
		 * @param string $hook
357
		 * @param string $schedule
358
		 */
359
		return intval( apply_filters(
360
			'jetpack_sync_cron_start_time_offset',
361
			$start_time_offset,
362
			$hook,
363
			$schedule
364
		) );
365
	}
366
367
	static function maybe_schedule_sync_cron( $schedule, $hook ) {
368
		if ( ! $hook ) {
369
			return;
370
		}
371
		$schedule = self::sanitize_filtered_sync_cron_schedule( $schedule );
372
373
		$start_time = time() + self::get_start_time_offset( $schedule, $hook );
374
		if ( ! wp_next_scheduled( $hook ) ) {
375
			// Schedule a job to send pending queue items once a minute
376
			wp_schedule_event( $start_time, $schedule, $hook );
377
		} else if ( $schedule != wp_get_schedule( $hook ) ) {
378
			// If the schedule has changed, update the schedule
379
			wp_clear_scheduled_hook( $hook );
380
			wp_schedule_event( $start_time, $schedule, $hook );
381
		}
382
	}
383
384
	static function clear_sync_cron_jobs() {
385
		wp_clear_scheduled_hook( 'jetpack_sync_cron' );
386
		wp_clear_scheduled_hook( 'jetpack_sync_full_cron' );
387
	}
388
389
	static function init_sync_cron_jobs() {
390
		add_filter( 'cron_schedules', array( __CLASS__, 'jetpack_cron_schedule' ) );
391
392
		add_action( 'jetpack_sync_cron', array( __CLASS__, 'do_cron_sync' ) );
393
		add_action( 'jetpack_sync_full_cron', array( __CLASS__, 'do_cron_full_sync' ) );
394
395
		/**
396
		 * Allows overriding of the default incremental sync cron schedule which defaults to once every 5 minutes.
397
		 *
398
		 * @since 4.3.2
399
		 *
400
		 * @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
401
		 */
402
		$incremental_sync_cron_schedule = apply_filters( 'jetpack_sync_incremental_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
403
		self::maybe_schedule_sync_cron( $incremental_sync_cron_schedule, 'jetpack_sync_cron' );
404
405
		/**
406
		 * Allows overriding of the full sync cron schedule which defaults to once every 5 minutes.
407
		 *
408
		 * @since 4.3.2
409
		 *
410
		 * @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
411
		 */
412
		$full_sync_cron_schedule = apply_filters( 'jetpack_sync_full_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
413
		self::maybe_schedule_sync_cron( $full_sync_cron_schedule, 'jetpack_sync_full_cron' );
414
	}
415
416
	static function cleanup_on_upgrade( $new_version = null, $old_version = null ) {
417
		if ( wp_next_scheduled( 'jetpack_sync_send_db_checksum' ) ) {
418
			wp_clear_scheduled_hook( 'jetpack_sync_send_db_checksum' );
419
		}
420
421
		$is_new_sync_upgrade = version_compare( $old_version, '4.2', '>=' );
422
		if ( ! empty( $old_version ) && $is_new_sync_upgrade && version_compare( $old_version, '4.5', '<' ) ) {
423
			require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
424
			self::clear_sync_cron_jobs();
425
			Jetpack_Sync_Settings::update_settings( array(
426
				'render_filtered_content' => Jetpack_Sync_Defaults::$default_render_filtered_content
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The property default_render_filtered_content cannot be accessed from this context as it is declared private in class Jetpack_Sync_Defaults.

This check looks for access to properties that are not accessible from the current context.

If you need to make a property accessible to another context you can either raise its visibility level or provide an accessible getter in the defining class.

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427
			) );
428
		}
429
	}
430
431
	static function get_sync_status() {
432
		self::initialize_sender();
433
434
		$sync_module = Jetpack_Sync_Modules::get_module( 'full-sync' );
435
		$queue       = self::$sender->get_sync_queue();
436
		$full_queue  = self::$sender->get_full_sync_queue();
437
		$cron_timestamps = array_keys( _get_cron_array() );
438
		$next_cron = $cron_timestamps[0] - time();
439
440
		$full_sync_status = ( $sync_module ) ? $sync_module->get_status() : array();
441
		return array_merge(
442
			$full_sync_status,
443
			array(
444
				'cron_size'             => count( $cron_timestamps ),
445
				'next_cron'             => $next_cron,
446
				'queue_size'            => $queue->size(),
447
				'queue_lag'             => $queue->lag(),
448
				'queue_next_sync'       => ( self::$sender->get_next_sync_time( 'sync' ) - microtime( true ) ),
449
				'full_queue_size'       => $full_queue->size(),
450
				'full_queue_lag'        => $full_queue->lag(),
451
				'full_queue_next_sync'  => ( self::$sender->get_next_sync_time( 'full_sync' ) - microtime( true ) ),
452
			)
453
		);
454
	}
455
456
	static function async_sender() {
457
		$url = add_query_arg( 'jetpack_sync_async_sender', true, site_url() );
458
		$args = array(
459
			'timeout'   => 0.01,
460
			'blocking'  => false,
461
			/** This filter is documented in wp-includes/class-wp-http-streams.php */
462
			'sslverify' => apply_filters( 'https_local_ssl_verify', false )
463
		);
464
465
		wp_remote_post( $url, $args );
466
	}
467
}
468
469
// Check for WooCommerce support
470
add_action( 'plugins_loaded', array( 'Jetpack_Sync_Actions', 'initialize_woocommerce' ), 5 );
471
472
// Check for WP Super Cache
473
add_action( 'plugins_loaded', array( 'Jetpack_Sync_Actions', 'initialize_wp_super_cache' ), 5 );
474
475
/*
476
 * Init after plugins loaded and before the `init` action. This helps with issues where plugins init
477
 * with a high priority or sites that use alternate cron.
478
 */
479
add_action( 'plugins_loaded', array( 'Jetpack_Sync_Actions', 'init' ), 90 );
480
481
482
483
// We need to define this here so that it's hooked before `updating_jetpack_version` is called
484
add_action( 'updating_jetpack_version', array( 'Jetpack_Sync_Actions', 'cleanup_on_upgrade' ), 10, 2 );
485
add_action( 'jetpack_user_authorized', array( 'Jetpack_Sync_Actions', 'do_initial_sync' ), 10, 0 );
486
487