Completed
Push — update/import-sync-detection ( 0bf98c...8808a0 )
by
unknown
25:48 queued 17:49
created

Jetpack_Sync_Actions::sync_allowed()   A

Complexity

Conditions 6
Paths 8

Size

Total Lines 7

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 6
nc 8
nop 0
dl 0
loc 7
rs 9.2222
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
		} 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
		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(
71
			'jetpack_sync_sender_should_load',
72
			(
73
				( isset( $_SERVER['REQUEST_METHOD'] ) && 'POST' === $_SERVER['REQUEST_METHOD'] )
74
				||
75
				current_user_can( 'manage_options' )
76
				||
77
				is_admin()
78
				||
79
				defined( 'PHPUNIT_JETPACK_TESTSUITE' )
80
			)
81
		) ) {
82
			self::initialize_sender();
83
			add_action( 'shutdown', array( self::$sender, 'do_sync' ) );
84
			add_action( 'shutdown', array( self::$sender, 'do_full_sync' ) );
85
		}
86
	}
87
88
	static function sync_allowed() {
89
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
90
		return ( ! Jetpack_Sync_Settings::get_setting( 'disable' )
91
				 && ( doing_action( 'jetpack_user_authorized' ) || Jetpack::is_active() )
92
				 && ! ( Jetpack::is_development_mode() || Jetpack::is_staging_site() ) )
93
			   || defined( 'PHPUNIT_JETPACK_TESTSUITE' );
94
	}
95
96
	static function sync_via_cron_allowed() {
97
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
98
		return ( Jetpack_Sync_Settings::get_setting( 'sync_via_cron' ) );
99
	}
100
101
	static function prevent_publicize_blacklisted_posts( $should_publicize, $post ) {
102
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
103
		if ( in_array( $post->post_type, Jetpack_Sync_Settings::get_setting( 'post_types_blacklist' ) ) ) {
104
			return false;
105
		}
106
107
		return $should_publicize;
108
	}
109
110
	static function set_is_importing_true() {
111
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
112
		Jetpack_Sync_Settings::set_importing( true );
113
	}
114
115
	static function send_data( $data, $codec_name, $sent_timestamp, $queue_id, $checkout_duration, $preprocess_duration ) {
116
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-functions.php';
117
		Jetpack::load_xml_rpc_client();
118
119
		$query_args = array(
120
			'sync'      => '1',             // add an extra parameter to the URL so we can tell it's a sync action
121
			'codec'     => $codec_name,     // send the name of the codec used to encode the data
122
			'timestamp' => $sent_timestamp, // send current server time so we can compensate for clock differences
123
			'queue'     => $queue_id,       // sync or full_sync
124
			'home'      => Jetpack_Sync_Functions::home_url(),  // Send home url option to check for Identity Crisis server-side
125
			'siteurl'   => Jetpack_Sync_Functions::site_url(),  // Send siteurl option to check for Identity Crisis server-side
126
			'cd'        => sprintf( '%.4f', $checkout_duration ),   // Time spent retrieving queue items from the DB
127
			'pd'        => sprintf( '%.4f', $preprocess_duration ), // Time spent converting queue items into data to send
128
		);
129
130
		// Has the site opted in to IDC mitigation?
131
		if ( Jetpack::sync_idc_optin() ) {
132
			$query_args['idc'] = true;
133
		}
134
135
		if ( Jetpack_Options::get_option( 'migrate_for_idc', false ) ) {
136
			$query_args['migrate_for_idc'] = true;
137
		}
138
139
		$query_args['timeout'] = Jetpack_Sync_Settings::is_doing_cron() ? 30 : 15;
140
141
		/**
142
		 * Filters query parameters appended to the Sync request URL sent to WordPress.com.
143
		 *
144
		 * @since 4.7.0
145
		 *
146
		 * @param array $query_args associative array of query parameters.
147
		 */
148
		$query_args = apply_filters( 'jetpack_sync_send_data_query_args', $query_args );
149
150
		$url = add_query_arg( $query_args, Jetpack::xmlrpc_api_url() );
151
152
		$rpc = new Jetpack_IXR_Client(
153
			array(
154
				'url'     => $url,
155
				'user_id' => JETPACK_MASTER_USER,
156
				'timeout' => $query_args['timeout'],
157
			)
158
		);
159
160
		$result = $rpc->query( 'jetpack.syncActions', $data );
161
162
		if ( ! $result ) {
163
			return $rpc->get_jetpack_error();
164
		}
165
166
		$response = $rpc->getResponse();
167
168
		// Check if WordPress.com IDC mitigation blocked the sync request
169
		if ( is_array( $response ) && isset( $response['error_code'] ) ) {
170
			$error_code              = $response['error_code'];
171
			$allowed_idc_error_codes = array(
172
				'jetpack_url_mismatch',
173
				'jetpack_home_url_mismatch',
174
				'jetpack_site_url_mismatch',
175
			);
176
177
			if ( in_array( $error_code, $allowed_idc_error_codes ) ) {
178
				Jetpack_Options::update_option(
179
					'sync_error_idc',
180
					Jetpack::get_sync_error_idc_option( $response )
181
				);
182
			}
183
184
			return new WP_Error(
185
				'sync_error_idc',
186
				esc_html__( 'Sync has been blocked from WordPress.com because it would cause an identity crisis', 'jetpack' )
187
			);
188
		}
189
190
		return $response;
191
	}
192
193
	static function do_initial_sync() {
194
		// Lets not sync if we are not suppose to.
195
		if ( ! self::sync_allowed() ) {
196
			return false;
197
		}
198
199
		$initial_sync_config = array(
200
			'options'   => true,
201
			'functions' => true,
202
			'constants' => true,
203
			'users'     => array( get_current_user_id() ),
204
		);
205
206
		if ( is_multisite() ) {
207
			$initial_sync_config['network_options'] = true;
208
		}
209
210
		self::do_full_sync( $initial_sync_config );
211
	}
212
213
	static function do_full_sync( $modules = null ) {
214
		if ( ! self::sync_allowed() ) {
215
			return false;
216
		}
217
218
		$full_sync_module = Jetpack_Sync_Modules::get_module( 'full-sync' );
219
220
		if ( ! $full_sync_module ) {
221
			return false;
222
		}
223
224
		self::initialize_listener();
225
226
		$full_sync_module->start( $modules );
227
228
		return true;
229
	}
230
231
	static function jetpack_cron_schedule( $schedules ) {
232
		if ( ! isset( $schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] ) ) {
233
			$schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] = array(
234
				'interval' => self::DEFAULT_SYNC_CRON_INTERVAL_VALUE,
235
				'display'  => sprintf(
236
					esc_html( _n( 'Every minute', 'Every %d minutes', intval( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 ), 'jetpack' ) ),
237
					intval( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 )
238
				),
239
			);
240
		}
241
		return $schedules;
242
	}
243
244
	static function do_cron_sync() {
245
		self::do_cron_sync_by_type( 'sync' );
246
	}
247
248
	static function do_cron_full_sync() {
249
		self::do_cron_sync_by_type( 'full_sync' );
250
	}
251
252
	/**
253
	 * Try to send actions until we run out of things to send,
254
	 * or have to wait more than 15s before sending again,
255
	 * or we hit a lock or some other sending issue
256
	 *
257
	 * @param string $type Sync type. Can be `sync` or `full_sync`.
258
	 */
259
	static function do_cron_sync_by_type( $type ) {
260
		if ( ! self::sync_allowed() || ( 'sync' !== $type && 'full_sync' !== $type ) ) {
261
			return;
262
		}
263
264
		self::initialize_sender();
265
266
		$time_limit = Jetpack_Sync_Settings::get_setting( 'cron_sync_time_limit' );
267
		$start_time = time();
268
269
		do {
270
			$next_sync_time = self::$sender->get_next_sync_time( $type );
271
272
			if ( $next_sync_time ) {
273
				$delay = $next_sync_time - time() + 1;
274
				if ( $delay > 15 ) {
275
					break;
276
				} elseif ( $delay > 0 ) {
277
					sleep( $delay );
278
				}
279
			}
280
281
			$result = 'full_sync' === $type ? self::$sender->do_full_sync() : self::$sender->do_sync();
282
		} while ( $result && ! is_wp_error( $result ) && ( $start_time + $time_limit ) > time() );
283
	}
284
285
	static function initialize_listener() {
286
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-listener.php';
287
		self::$listener = Jetpack_Sync_Listener::get_instance();
288
	}
289
290
	static function initialize_sender() {
291
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-sender.php';
292
		self::$sender = Jetpack_Sync_Sender::get_instance();
293
294
		// bind the sending process
295
		add_filter( 'jetpack_sync_send_data', array( __CLASS__, 'send_data' ), 10, 6 );
296
	}
297
298
	static function initialize_woocommerce() {
299
		if ( false === class_exists( 'WooCommerce' ) ) {
300
			return;
301
		}
302
		add_filter( 'jetpack_sync_modules', array( 'Jetpack_Sync_Actions', 'add_woocommerce_sync_module' ) );
303
	}
304
305
	static function add_woocommerce_sync_module( $sync_modules ) {
306
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-module-woocommerce.php';
307
		$sync_modules[] = 'Jetpack_Sync_Module_WooCommerce';
308
		return $sync_modules;
309
	}
310
311
	static function initialize_wp_super_cache() {
312
		if ( false === function_exists( 'wp_cache_is_enabled' ) ) {
313
			return;
314
		}
315
		add_filter( 'jetpack_sync_modules', array( 'Jetpack_Sync_Actions', 'add_wp_super_cache_sync_module' ) );
316
	}
317
318
	static function add_wp_super_cache_sync_module( $sync_modules ) {
319
		require_once dirname( __FILE__ ) . '/class.jetpack-sync-module-wp-super-cache.php';
320
		$sync_modules[] = 'Jetpack_Sync_Module_WP_Super_Cache';
321
		return $sync_modules;
322
	}
323
324
	static function sanitize_filtered_sync_cron_schedule( $schedule ) {
325
		$schedule  = sanitize_key( $schedule );
326
		$schedules = wp_get_schedules();
327
328
		// Make sure that the schedule has actually been registered using the `cron_intervals` filter.
329
		if ( isset( $schedules[ $schedule ] ) ) {
330
			return $schedule;
331
		}
332
333
		return self::DEFAULT_SYNC_CRON_INTERVAL_NAME;
334
	}
335
336
	static function get_start_time_offset( $schedule = '', $hook = '' ) {
337
		$start_time_offset = is_multisite()
338
			? mt_rand( 0, ( 2 * self::DEFAULT_SYNC_CRON_INTERVAL_VALUE ) )
339
			: 0;
340
341
		/**
342
		 * Allows overriding the offset that the sync cron jobs will first run. This can be useful when scheduling
343
		 * cron jobs across multiple sites in a network.
344
		 *
345
		 * @since 4.5.0
346
		 *
347
		 * @param int    $start_time_offset
348
		 * @param string $hook
349
		 * @param string $schedule
350
		 */
351
		return intval(
352
			apply_filters(
353
				'jetpack_sync_cron_start_time_offset',
354
				$start_time_offset,
355
				$hook,
356
				$schedule
357
			)
358
		);
359
	}
360
361
	static function maybe_schedule_sync_cron( $schedule, $hook ) {
362
		if ( ! $hook ) {
363
			return;
364
		}
365
		$schedule = self::sanitize_filtered_sync_cron_schedule( $schedule );
366
367
		$start_time = time() + self::get_start_time_offset( $schedule, $hook );
368
		if ( ! wp_next_scheduled( $hook ) ) {
369
			// Schedule a job to send pending queue items once a minute
370
			wp_schedule_event( $start_time, $schedule, $hook );
371
		} elseif ( $schedule != wp_get_schedule( $hook ) ) {
372
			// If the schedule has changed, update the schedule
373
			wp_clear_scheduled_hook( $hook );
374
			wp_schedule_event( $start_time, $schedule, $hook );
375
		}
376
	}
377
378
	static function clear_sync_cron_jobs() {
379
		wp_clear_scheduled_hook( 'jetpack_sync_cron' );
380
		wp_clear_scheduled_hook( 'jetpack_sync_full_cron' );
381
	}
382
383
	static function init_sync_cron_jobs() {
384
		add_filter( 'cron_schedules', array( __CLASS__, 'jetpack_cron_schedule' ) );
385
386
		add_action( 'jetpack_sync_cron', array( __CLASS__, 'do_cron_sync' ) );
387
		add_action( 'jetpack_sync_full_cron', array( __CLASS__, 'do_cron_full_sync' ) );
388
389
		/**
390
		 * Allows overriding of the default incremental sync cron schedule which defaults to once every 5 minutes.
391
		 *
392
		 * @since 4.3.2
393
		 *
394
		 * @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
395
		 */
396
		$incremental_sync_cron_schedule = apply_filters( 'jetpack_sync_incremental_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
397
		self::maybe_schedule_sync_cron( $incremental_sync_cron_schedule, 'jetpack_sync_cron' );
398
399
		/**
400
		 * Allows overriding of the full sync cron schedule which defaults to once every 5 minutes.
401
		 *
402
		 * @since 4.3.2
403
		 *
404
		 * @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
405
		 */
406
		$full_sync_cron_schedule = apply_filters( 'jetpack_sync_full_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
407
		self::maybe_schedule_sync_cron( $full_sync_cron_schedule, 'jetpack_sync_full_cron' );
408
	}
409
410
	static function cleanup_on_upgrade( $new_version = null, $old_version = null ) {
411
		if ( wp_next_scheduled( 'jetpack_sync_send_db_checksum' ) ) {
412
			wp_clear_scheduled_hook( 'jetpack_sync_send_db_checksum' );
413
		}
414
415
		$is_new_sync_upgrade = version_compare( $old_version, '4.2', '>=' );
416
		if ( ! empty( $old_version ) && $is_new_sync_upgrade && version_compare( $old_version, '4.5', '<' ) ) {
417
			require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php';
418
			self::clear_sync_cron_jobs();
419
			Jetpack_Sync_Settings::update_settings(
420
				array(
421
					'render_filtered_content' => Jetpack_Sync_Defaults::$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.

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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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422
				)
423
			);
424
		}
425
	}
426
427
	static function get_sync_status() {
428
		self::initialize_sender();
429
430
		$sync_module     = Jetpack_Sync_Modules::get_module( 'full-sync' );
431
		$queue           = self::$sender->get_sync_queue();
432
		$full_queue      = self::$sender->get_full_sync_queue();
433
		$cron_timestamps = array_keys( _get_cron_array() );
434
		$next_cron       = $cron_timestamps[0] - time();
435
436
		$full_sync_status = ( $sync_module ) ? $sync_module->get_status() : array();
437
		return array_merge(
438
			$full_sync_status,
439
			array(
440
				'cron_size'            => count( $cron_timestamps ),
441
				'next_cron'            => $next_cron,
442
				'queue_size'           => $queue->size(),
443
				'queue_lag'            => $queue->lag(),
444
				'queue_next_sync'      => ( self::$sender->get_next_sync_time( 'sync' ) - microtime( true ) ),
445
				'full_queue_size'      => $full_queue->size(),
446
				'full_queue_lag'       => $full_queue->lag(),
447
				'full_queue_next_sync' => ( self::$sender->get_next_sync_time( 'full_sync' ) - microtime( true ) ),
448
			)
449
		);
450
	}
451
}
452
453
// Check for WooCommerce support
454
add_action( 'plugins_loaded', array( 'Jetpack_Sync_Actions', 'initialize_woocommerce' ), 5 );
455
456
// Check for WP Super Cache
457
add_action( 'plugins_loaded', array( 'Jetpack_Sync_Actions', 'initialize_wp_super_cache' ), 5 );
458
459
/*
460
 * Init after plugins loaded and before the `init` action. This helps with issues where plugins init
461
 * with a high priority or sites that use alternate cron.
462
 */
463
add_action( 'plugins_loaded', array( 'Jetpack_Sync_Actions', 'init' ), 90 );
464
465
466
467
// We need to define this here so that it's hooked before `updating_jetpack_version` is called
468
add_action( 'updating_jetpack_version', array( 'Jetpack_Sync_Actions', 'cleanup_on_upgrade' ), 10, 2 );
469
add_action( 'jetpack_user_authorized', array( 'Jetpack_Sync_Actions', 'do_initial_sync' ), 10, 0 );
470
471