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created

Jetpack_Sync_Actions::__construct()   A

Complexity

Conditions 5
Paths 7

Size

Total Lines 38

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 5
nc 7
nop 1
dl 0
loc 38
rs 9.0008
c 0
b 0
f 0
1
<?php
2
3
use Automattic\Jetpack\Connection\Manager as Connection_Manager;
4
use Automattic\Jetpack\Constants;
5
6
/**
7
 * The role of this class is to hook the Sync subsystem into WordPress - when to listen for actions,
8
 * when to send, when to perform a full sync, etc.
9
 *
10
 * It also binds the action to send data to WPCOM to Jetpack's XMLRPC client object.
11
 */
12
class Jetpack_Sync_Actions {
13
	static $sender                         = null;
14
	static $listener                       = null;
15
	const DEFAULT_SYNC_CRON_INTERVAL_NAME  = 'jetpack_sync_interval';
16
	const DEFAULT_SYNC_CRON_INTERVAL_VALUE = 300; // 5 * MINUTE_IN_SECONDS;
17
18
	public function __construct( Connection_Manager $connection ) {
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
		} elseif ( 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
		new Jetpack_Sync_Users( $connection );
34
35
		// publicize filter to prevent publicizing blacklisted post types
36
		add_filter( 'publicize_should_publicize_published_post', array( __CLASS__, 'prevent_publicize_blacklisted_posts' ), 10, 2 );
37
38
		/**
39
		 * Fires on every request before default loading sync listener code.
40
		 * Return false to not load sync listener code that monitors common
41
		 * WP actions to be serialized.
42
		 *
43
		 * By default this returns true for cron jobs, non-GET-requests, or requests where the
44
		 * user is logged-in.
45
		 *
46
		 * @since 4.2.0
47
		 *
48
		 * @param bool should we load sync listener code for this request
49
		 */
50
		if ( apply_filters( 'jetpack_sync_listener_should_load', true ) ) {
51
			self::initialize_listener();
52
		}
53
54
		add_action( 'init', array( __CLASS__, 'add_sender_shutdown' ), 90 );
55
	}
56
57
	static function add_sender_shutdown() {
58
		/**
59
		 * Fires on every request before default loading sync sender code.
60
		 * Return false to not load sync sender code that serializes pending
61
		 * data and sends it to WPCOM for processing.
62
		 *
63
		 * By default this returns true for cron jobs, POST requests, admin requests, or requests
64
		 * by users who can manage_options.
65
		 *
66
		 * @since 4.2.0
67
		 *
68
		 * @param bool should we load sync sender code for this request
69
		 */
70
		if ( apply_filters(
71
			'jetpack_sync_sender_should_load',
72
			self::should_initialize_sender()
73
		) ) {
74
			self::initialize_sender();
75
			add_action( 'shutdown', array( self::$sender, 'do_sync' ) );
76
			add_action( 'shutdown', array( self::$sender, 'do_full_sync' ) );
77
		}
78
	}
79
80
	static function should_initialize_sender() {
81
		if ( Constants::is_true( 'DOING_CRON' ) ) {
82
			return self::sync_via_cron_allowed();
83
		}
84
85
		if ( isset( $_SERVER['REQUEST_METHOD'] ) && 'POST' === $_SERVER['REQUEST_METHOD'] ) {
86
			return true;
87
		}
88
89
		if ( current_user_can( 'manage_options' ) ) {
90
			return true;
91
		}
92
93
		if ( is_admin() ) {
94
			return true;
95
		}
96
97
		if ( defined( 'PHPUNIT_JETPACK_TESTSUITE' ) ) {
98
			return true;
99
		}
100
101
		return false;
102
	}
103
104
	static function sync_allowed() {
105
		if ( defined( 'PHPUNIT_JETPACK_TESTSUITE' ) ) {
106
			return true;
107
		}
108
		if ( ! Jetpack_Sync_Settings::is_sync_enabled() ) {
109
			return false;
110
		}
111
		if ( Jetpack::is_development_mode() ) {
112
			return false;
113
		}
114
		if ( Jetpack::is_staging_site() ) {
115
			return false;
116
		}
117
118
		$connection_manager = Jetpack_Sync_Main::init()->get_connection_manager();
0 ignored issues
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Bug introduced by
The method init() does not seem to exist on object<Jetpack_Sync_Main>.

This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.

This is most likely a typographical error or the method has been renamed.

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119
		if ( ! $connection_manager->is_active() ) {
120
			if ( ! doing_action( 'jetpack_user_authorized' ) ) {
121
				return false;
122
			}
123
		}
124
125
		return true;
126
	}
127
128
	static function sync_via_cron_allowed() {
129
		return ( Jetpack_Sync_Settings::get_setting( 'sync_via_cron' ) );
130
	}
131
132
	static function prevent_publicize_blacklisted_posts( $should_publicize, $post ) {
133
		if ( in_array( $post->post_type, Jetpack_Sync_Settings::get_setting( 'post_types_blacklist' ) ) ) {
134
			return false;
135
		}
136
137
		return $should_publicize;
138
	}
139
140
	static function set_is_importing_true() {
141
		Jetpack_Sync_Settings::set_importing( true );
142
	}
143
144
	static function send_data( $data, $codec_name, $sent_timestamp, $queue_id, $checkout_duration, $preprocess_duration ) {
145
		Jetpack::load_xml_rpc_client();
146
147
		$query_args = array(
148
			'sync'      => '1',             // add an extra parameter to the URL so we can tell it's a sync action
149
			'codec'     => $codec_name,     // send the name of the codec used to encode the data
150
			'timestamp' => $sent_timestamp, // send current server time so we can compensate for clock differences
151
			'queue'     => $queue_id,       // sync or full_sync
152
			'home'      => Jetpack_Sync_Functions::home_url(),  // Send home url option to check for Identity Crisis server-side
153
			'siteurl'   => Jetpack_Sync_Functions::site_url(),  // Send siteurl option to check for Identity Crisis server-side
154
			'cd'        => sprintf( '%.4f', $checkout_duration ),   // Time spent retrieving queue items from the DB
155
			'pd'        => sprintf( '%.4f', $preprocess_duration ), // Time spent converting queue items into data to send
156
		);
157
158
		// Has the site opted in to IDC mitigation?
159
		if ( Jetpack::sync_idc_optin() ) {
160
			$query_args['idc'] = true;
161
		}
162
163
		if ( Jetpack_Options::get_option( 'migrate_for_idc', false ) ) {
164
			$query_args['migrate_for_idc'] = true;
165
		}
166
167
		$query_args['timeout'] = Jetpack_Sync_Settings::is_doing_cron() ? 30 : 15;
168
169
		/**
170
		 * Filters query parameters appended to the Sync request URL sent to WordPress.com.
171
		 *
172
		 * @since 4.7.0
173
		 *
174
		 * @param array $query_args associative array of query parameters.
175
		 */
176
		$query_args = apply_filters( 'jetpack_sync_send_data_query_args', $query_args );
177
178
		$url = add_query_arg( $query_args, Jetpack::xmlrpc_api_url() );
179
180
		$rpc = new Jetpack_IXR_Client(
181
			array(
182
				'url'     => $url,
183
				'user_id' => JETPACK_MASTER_USER,
184
				'timeout' => $query_args['timeout'],
185
			)
186
		);
187
188
		$result = $rpc->query( 'jetpack.syncActions', $data );
189
190
		if ( ! $result ) {
191
			return $rpc->get_jetpack_error();
192
		}
193
194
		$response = $rpc->getResponse();
195
196
		// Check if WordPress.com IDC mitigation blocked the sync request
197
		if ( is_array( $response ) && isset( $response['error_code'] ) ) {
198
			$error_code              = $response['error_code'];
199
			$allowed_idc_error_codes = array(
200
				'jetpack_url_mismatch',
201
				'jetpack_home_url_mismatch',
202
				'jetpack_site_url_mismatch',
203
			);
204
205
			if ( in_array( $error_code, $allowed_idc_error_codes ) ) {
206
				Jetpack_Options::update_option(
207
					'sync_error_idc',
208
					Jetpack::get_sync_error_idc_option( $response )
209
				);
210
			}
211
212
			return new WP_Error(
213
				'sync_error_idc',
214
				esc_html__( 'Sync has been blocked from WordPress.com because it would cause an identity crisis', 'jetpack' )
215
			);
216
		}
217
218
		return $response;
219
	}
220
221
	static function do_initial_sync() {
222
		// Lets not sync if we are not suppose to.
223
		if ( ! self::sync_allowed() ) {
224
			return false;
225
		}
226
227
		$initial_sync_config = array(
228
			'options'   => true,
229
			'functions' => true,
230
			'constants' => true,
231
			'users'     => array( get_current_user_id() ),
232
		);
233
234
		if ( is_multisite() ) {
235
			$initial_sync_config['network_options'] = true;
236
		}
237
238
		self::do_full_sync( $initial_sync_config );
239
	}
240
241
	static function do_full_sync( $modules = null ) {
242
		if ( ! self::sync_allowed() ) {
243
			return false;
244
		}
245
246
		$full_sync_module = Jetpack_Sync_Modules::get_module( 'full-sync' );
247
248
		if ( ! $full_sync_module ) {
249
			return false;
250
		}
251
252
		self::initialize_listener();
253
254
		$full_sync_module->start( $modules );
255
256
		return true;
257
	}
258
259
	static function jetpack_cron_schedule( $schedules ) {
260
		if ( ! isset( $schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] ) ) {
261
			$schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] = array(
262
				'interval' => self::DEFAULT_SYNC_CRON_INTERVAL_VALUE,
263
				'display'  => sprintf(
264
					esc_html( _n( 'Every minute', 'Every %d minutes', intval( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 ), 'jetpack' ) ),
265
					intval( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 )
266
				),
267
			);
268
		}
269
		return $schedules;
270
	}
271
272
	static function do_cron_sync() {
273
		self::do_cron_sync_by_type( 'sync' );
274
	}
275
276
	static function do_cron_full_sync() {
277
		self::do_cron_sync_by_type( 'full_sync' );
278
	}
279
280
	/**
281
	 * Try to send actions until we run out of things to send,
282
	 * or have to wait more than 15s before sending again,
283
	 * or we hit a lock or some other sending issue
284
	 *
285
	 * @param string $type Sync type. Can be `sync` or `full_sync`.
286
	 */
287
	static function do_cron_sync_by_type( $type ) {
288
		if ( ! self::sync_allowed() || ( 'sync' !== $type && 'full_sync' !== $type ) ) {
289
			return;
290
		}
291
292
		self::initialize_sender();
293
294
		$time_limit = Jetpack_Sync_Settings::get_setting( 'cron_sync_time_limit' );
295
		$start_time = time();
296
297
		do {
298
			$next_sync_time = self::$sender->get_next_sync_time( $type );
299
300
			if ( $next_sync_time ) {
301
				$delay = $next_sync_time - time() + 1;
302
				if ( $delay > 15 ) {
303
					break;
304
				} elseif ( $delay > 0 ) {
305
					sleep( $delay );
306
				}
307
			}
308
309
			$result = 'full_sync' === $type ? self::$sender->do_full_sync() : self::$sender->do_sync();
310
		} while ( $result && ! is_wp_error( $result ) && ( $start_time + $time_limit ) > time() );
311
	}
312
313
	static function initialize_listener() {
314
		self::$listener = Jetpack_Sync_Listener::get_instance();
315
	}
316
317
	static function initialize_sender() {
318
		self::$sender = Jetpack_Sync_Sender::get_instance();
319
320
		// bind the sending process
321
		add_filter( 'jetpack_sync_send_data', array( __CLASS__, 'send_data' ), 10, 6 );
322
	}
323
324
	static function initialize_woocommerce() {
325
		if ( false === class_exists( 'WooCommerce' ) ) {
326
			return;
327
		}
328
		add_filter( 'jetpack_sync_modules', array( 'Jetpack_Sync_Actions', 'add_woocommerce_sync_module' ) );
329
	}
330
331
	static function add_woocommerce_sync_module( $sync_modules ) {
332
		$sync_modules[] = 'Jetpack_Sync_Module_WooCommerce';
333
		return $sync_modules;
334
	}
335
336
	static function initialize_wp_super_cache() {
337
		if ( false === function_exists( 'wp_cache_is_enabled' ) ) {
338
			return;
339
		}
340
		add_filter( 'jetpack_sync_modules', array( 'Jetpack_Sync_Actions', 'add_wp_super_cache_sync_module' ) );
341
	}
342
343
	static function add_wp_super_cache_sync_module( $sync_modules ) {
344
		$sync_modules[] = 'Jetpack_Sync_Module_WP_Super_Cache';
345
		return $sync_modules;
346
	}
347
348
	static function sanitize_filtered_sync_cron_schedule( $schedule ) {
349
		$schedule  = sanitize_key( $schedule );
350
		$schedules = wp_get_schedules();
351
352
		// Make sure that the schedule has actually been registered using the `cron_intervals` filter.
353
		if ( isset( $schedules[ $schedule ] ) ) {
354
			return $schedule;
355
		}
356
357
		return self::DEFAULT_SYNC_CRON_INTERVAL_NAME;
358
	}
359
360
	static function get_start_time_offset( $schedule = '', $hook = '' ) {
361
		$start_time_offset = is_multisite()
362
			? mt_rand( 0, ( 2 * self::DEFAULT_SYNC_CRON_INTERVAL_VALUE ) )
363
			: 0;
364
365
		/**
366
		 * Allows overriding the offset that the sync cron jobs will first run. This can be useful when scheduling
367
		 * cron jobs across multiple sites in a network.
368
		 *
369
		 * @since 4.5.0
370
		 *
371
		 * @param int    $start_time_offset
372
		 * @param string $hook
373
		 * @param string $schedule
374
		 */
375
		return intval(
376
			apply_filters(
377
				'jetpack_sync_cron_start_time_offset',
378
				$start_time_offset,
379
				$hook,
380
				$schedule
381
			)
382
		);
383
	}
384
385
	static function maybe_schedule_sync_cron( $schedule, $hook ) {
386
		if ( ! $hook ) {
387
			return;
388
		}
389
		$schedule = self::sanitize_filtered_sync_cron_schedule( $schedule );
390
391
		$start_time = time() + self::get_start_time_offset( $schedule, $hook );
392
		if ( ! wp_next_scheduled( $hook ) ) {
393
			// Schedule a job to send pending queue items once a minute
394
			wp_schedule_event( $start_time, $schedule, $hook );
395
		} elseif ( $schedule != wp_get_schedule( $hook ) ) {
396
			// If the schedule has changed, update the schedule
397
			wp_clear_scheduled_hook( $hook );
398
			wp_schedule_event( $start_time, $schedule, $hook );
399
		}
400
	}
401
402
	static function clear_sync_cron_jobs() {
403
		wp_clear_scheduled_hook( 'jetpack_sync_cron' );
404
		wp_clear_scheduled_hook( 'jetpack_sync_full_cron' );
405
	}
406
407
	static function init_sync_cron_jobs() {
408
		add_filter( 'cron_schedules', array( __CLASS__, 'jetpack_cron_schedule' ) );
409
410
		add_action( 'jetpack_sync_cron', array( __CLASS__, 'do_cron_sync' ) );
411
		add_action( 'jetpack_sync_full_cron', array( __CLASS__, 'do_cron_full_sync' ) );
412
413
		/**
414
		 * Allows overriding of the default incremental sync cron schedule which defaults to once every 5 minutes.
415
		 *
416
		 * @since 4.3.2
417
		 *
418
		 * @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
419
		 */
420
		$incremental_sync_cron_schedule = apply_filters( 'jetpack_sync_incremental_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
421
		self::maybe_schedule_sync_cron( $incremental_sync_cron_schedule, 'jetpack_sync_cron' );
422
423
		/**
424
		 * Allows overriding of the full sync cron schedule which defaults to once every 5 minutes.
425
		 *
426
		 * @since 4.3.2
427
		 *
428
		 * @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
429
		 */
430
		$full_sync_cron_schedule = apply_filters( 'jetpack_sync_full_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
431
		self::maybe_schedule_sync_cron( $full_sync_cron_schedule, 'jetpack_sync_full_cron' );
432
	}
433
434
	static function cleanup_on_upgrade( $new_version = null, $old_version = null ) {
435
		if ( wp_next_scheduled( 'jetpack_sync_send_db_checksum' ) ) {
436
			wp_clear_scheduled_hook( 'jetpack_sync_send_db_checksum' );
437
		}
438
439
		$is_new_sync_upgrade = version_compare( $old_version, '4.2', '>=' );
440
		if ( ! empty( $old_version ) && $is_new_sync_upgrade && version_compare( $old_version, '4.5', '<' ) ) {
441
			self::clear_sync_cron_jobs();
442
			Jetpack_Sync_Settings::update_settings(
443
				array(
444
					'render_filtered_content' => Jetpack_Sync_Defaults::$default_render_filtered_content,
0 ignored issues
show
Bug introduced by
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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445
				)
446
			);
447
		}
448
	}
449
450
	/**
451
	 * Get the sync status
452
	 *
453
	 * @param string|null $fields A comma-separated string of the fields to include in the array from the JSON response.
454
	 * @return array
455
	 */
456
	static function get_sync_status( $fields = null ) {
457
		self::initialize_sender();
458
459
		$sync_module     = Jetpack_Sync_Modules::get_module( 'full-sync' );
460
		$queue           = self::$sender->get_sync_queue();
461
		$full_queue      = self::$sender->get_full_sync_queue();
462
		$cron_timestamps = array_keys( _get_cron_array() );
463
		$next_cron       = $cron_timestamps[0] - time();
464
465
		$checksums = array();
466
467
		if ( ! empty( $fields ) ) {
468
			$store         = new Jetpack_Sync_WP_Replicastore();
469
			$fields_params = array_map( 'trim', explode( ',', $fields ) );
470
471
			if ( in_array( 'posts_checksum', $fields_params, true ) ) {
472
				$checksums['posts_checksum'] = $store->posts_checksum();
473
			}
474
			if ( in_array( 'comments_checksum', $fields_params, true ) ) {
475
				$checksums['comments_checksum'] = $store->comments_checksum();
476
			}
477
			if ( in_array( 'post_meta_checksum', $fields_params, true ) ) {
478
				$checksums['post_meta_checksum'] = $store->post_meta_checksum();
479
			}
480
			if ( in_array( 'comment_meta_checksum', $fields_params, true ) ) {
481
				$checksums['comment_meta_checksum'] = $store->comment_meta_checksum();
482
			}
483
		}
484
485
		$full_sync_status = ( $sync_module ) ? $sync_module->get_status() : array();
486
487
		return array_merge(
488
			$full_sync_status,
489
			$checksums,
490
			array(
491
				'cron_size'            => count( $cron_timestamps ),
492
				'next_cron'            => $next_cron,
493
				'queue_size'           => $queue->size(),
494
				'queue_lag'            => $queue->lag(),
495
				'queue_next_sync'      => ( self::$sender->get_next_sync_time( 'sync' ) - microtime( true ) ),
496
				'full_queue_size'      => $full_queue->size(),
497
				'full_queue_lag'       => $full_queue->lag(),
498
				'full_queue_next_sync' => ( self::$sender->get_next_sync_time( 'full_sync' ) - microtime( true ) ),
499
			)
500
		);
501
	}
502
}
503