Completed
Pull Request — feature/sync-json-endpoints (#7037)
by
unknown
23:10 queued 11:24
created

class.jetpack.php (20 issues)

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1
<?php
2
3
/*
4
Options:
5
jetpack_options (array)
6
	An array of options.
7
	@see Jetpack_Options::get_option_names()
8
9
jetpack_register (string)
10
	Temporary verification secrets.
11
12
jetpack_activated (int)
13
	1: the plugin was activated normally
14
	2: the plugin was activated on this site because of a network-wide activation
15
	3: the plugin was auto-installed
16
	4: the plugin was manually disconnected (but is still installed)
17
18
jetpack_active_modules (array)
19
	Array of active module slugs.
20
21
jetpack_do_activate (bool)
22
	Flag for "activating" the plugin on sites where the activation hook never fired (auto-installs)
23
*/
24
25
require_once( JETPACK__PLUGIN_DIR . '_inc/lib/class.media.php' );
26
27
class Jetpack {
28
	public $xmlrpc_server = null;
29
30
	private $xmlrpc_verification = null;
31
	private $rest_authentication_status = null;
32
33
	public $HTTP_RAW_POST_DATA = null; // copy of $GLOBALS['HTTP_RAW_POST_DATA']
34
35
	/**
36
	 * @var array The handles of styles that are concatenated into jetpack.css
37
	 */
38
	public $concatenated_style_handles = array(
39
		'jetpack-carousel',
40
		'grunion.css',
41
		'the-neverending-homepage',
42
		'jetpack_likes',
43
		'jetpack_related-posts',
44
		'sharedaddy',
45
		'jetpack-slideshow',
46
		'presentations',
47
		'jetpack-subscriptions',
48
		'jetpack-responsive-videos-style',
49
		'jetpack-social-menu',
50
		'tiled-gallery',
51
		'jetpack_display_posts_widget',
52
		'gravatar-profile-widget',
53
		'goodreads-widget',
54
		'jetpack_social_media_icons_widget',
55
		'jetpack-top-posts-widget',
56
		'jetpack_image_widget',
57
		'jetpack-my-community-widget',
58
		'wordads',
59
	);
60
61
	public $plugins_to_deactivate = array(
62
		'stats'               => array( 'stats/stats.php', 'WordPress.com Stats' ),
63
		'shortlinks'          => array( 'stats/stats.php', 'WordPress.com Stats' ),
64
		'sharedaddy'          => array( 'sharedaddy/sharedaddy.php', 'Sharedaddy' ),
65
		'twitter-widget'      => array( 'wickett-twitter-widget/wickett-twitter-widget.php', 'Wickett Twitter Widget' ),
66
		'after-the-deadline'  => array( 'after-the-deadline/after-the-deadline.php', 'After The Deadline' ),
67
		'contact-form'        => array( 'grunion-contact-form/grunion-contact-form.php', 'Grunion Contact Form' ),
68
		'contact-form'        => array( 'mullet/mullet-contact-form.php', 'Mullet Contact Form' ),
69
		'custom-css'          => array( 'safecss/safecss.php', 'WordPress.com Custom CSS' ),
70
		'random-redirect'     => array( 'random-redirect/random-redirect.php', 'Random Redirect' ),
71
		'videopress'          => array( 'video/video.php', 'VideoPress' ),
72
		'widget-visibility'   => array( 'jetpack-widget-visibility/widget-visibility.php', 'Jetpack Widget Visibility' ),
73
		'widget-visibility'   => array( 'widget-visibility-without-jetpack/widget-visibility-without-jetpack.php', 'Widget Visibility Without Jetpack' ),
74
		'sharedaddy'          => array( 'jetpack-sharing/sharedaddy.php', 'Jetpack Sharing' ),
75
		'omnisearch'          => array( 'jetpack-omnisearch/omnisearch.php', 'Jetpack Omnisearch' ),
76
		'gravatar-hovercards' => array( 'jetpack-gravatar-hovercards/gravatar-hovercards.php', 'Jetpack Gravatar Hovercards' ),
77
		'latex'               => array( 'wp-latex/wp-latex.php', 'WP LaTeX' )
78
	);
79
80
	static $capability_translations = array(
81
		'administrator' => 'manage_options',
82
		'editor'        => 'edit_others_posts',
83
		'author'        => 'publish_posts',
84
		'contributor'   => 'edit_posts',
85
		'subscriber'    => 'read',
86
	);
87
88
	/**
89
	 * Map of modules that have conflicts with plugins and should not be auto-activated
90
	 * if the plugins are active.  Used by filter_default_modules
91
	 *
92
	 * Plugin Authors: If you'd like to prevent a single module from auto-activating,
93
	 * change `module-slug` and add this to your plugin:
94
	 *
95
	 * add_filter( 'jetpack_get_default_modules', 'my_jetpack_get_default_modules' );
96
	 * function my_jetpack_get_default_modules( $modules ) {
97
	 *     return array_diff( $modules, array( 'module-slug' ) );
98
	 * }
99
	 *
100
	 * @var array
101
	 */
102
	private $conflicting_plugins = array(
103
		'comments'          => array(
104
			'Intense Debate'                       => 'intensedebate/intensedebate.php',
105
			'Disqus'                               => 'disqus-comment-system/disqus.php',
106
			'Livefyre'                             => 'livefyre-comments/livefyre.php',
107
			'Comments Evolved for WordPress'       => 'gplus-comments/comments-evolved.php',
108
			'Google+ Comments'                     => 'google-plus-comments/google-plus-comments.php',
109
			'WP-SpamShield Anti-Spam'              => 'wp-spamshield/wp-spamshield.php',
110
		),
111
		'contact-form'      => array(
112
			'Contact Form 7'                       => 'contact-form-7/wp-contact-form-7.php',
113
			'Gravity Forms'                        => 'gravityforms/gravityforms.php',
114
			'Contact Form Plugin'                  => 'contact-form-plugin/contact_form.php',
115
			'Easy Contact Forms'                   => 'easy-contact-forms/easy-contact-forms.php',
116
			'Fast Secure Contact Form'             => 'si-contact-form/si-contact-form.php',
117
			'Ninja Forms'                          => 'ninja-forms/ninja-forms.php',
118
		),
119
		'minileven'         => array(
120
			'WPtouch'                              => 'wptouch/wptouch.php',
121
		),
122
		'latex'             => array(
123
			'LaTeX for WordPress'                  => 'latex/latex.php',
124
			'Youngwhans Simple Latex'              => 'youngwhans-simple-latex/yw-latex.php',
125
			'Easy WP LaTeX'                        => 'easy-wp-latex-lite/easy-wp-latex-lite.php',
126
			'MathJax-LaTeX'                        => 'mathjax-latex/mathjax-latex.php',
127
			'Enable Latex'                         => 'enable-latex/enable-latex.php',
128
			'WP QuickLaTeX'                        => 'wp-quicklatex/wp-quicklatex.php',
129
		),
130
		'protect'           => array(
131
			'Limit Login Attempts'                 => 'limit-login-attempts/limit-login-attempts.php',
132
			'Captcha'                              => 'captcha/captcha.php',
133
			'Brute Force Login Protection'         => 'brute-force-login-protection/brute-force-login-protection.php',
134
			'Login Security Solution'              => 'login-security-solution/login-security-solution.php',
135
			'WPSecureOps Brute Force Protect'      => 'wpsecureops-bruteforce-protect/wpsecureops-bruteforce-protect.php',
136
			'BulletProof Security'                 => 'bulletproof-security/bulletproof-security.php',
137
			'SiteGuard WP Plugin'                  => 'siteguard/siteguard.php',
138
			'Security-protection'                  => 'security-protection/security-protection.php',
139
			'Login Security'                       => 'login-security/login-security.php',
140
			'Botnet Attack Blocker'                => 'botnet-attack-blocker/botnet-attack-blocker.php',
141
			'Wordfence Security'                   => 'wordfence/wordfence.php',
142
			'All In One WP Security & Firewall'    => 'all-in-one-wp-security-and-firewall/wp-security.php',
143
			'iThemes Security'                     => 'better-wp-security/better-wp-security.php',
144
		),
145
		'random-redirect'   => array(
146
			'Random Redirect 2'                    => 'random-redirect-2/random-redirect.php',
147
		),
148
		'related-posts'     => array(
149
			'YARPP'                                => 'yet-another-related-posts-plugin/yarpp.php',
150
			'WordPress Related Posts'              => 'wordpress-23-related-posts-plugin/wp_related_posts.php',
151
			'nrelate Related Content'              => 'nrelate-related-content/nrelate-related.php',
152
			'Contextual Related Posts'             => 'contextual-related-posts/contextual-related-posts.php',
153
			'Related Posts for WordPress'          => 'microkids-related-posts/microkids-related-posts.php',
154
			'outbrain'                             => 'outbrain/outbrain.php',
155
			'Shareaholic'                          => 'shareaholic/shareaholic.php',
156
			'Sexybookmarks'                        => 'sexybookmarks/shareaholic.php',
157
		),
158
		'sharedaddy'        => array(
159
			'AddThis'                              => 'addthis/addthis_social_widget.php',
160
			'Add To Any'                           => 'add-to-any/add-to-any.php',
161
			'ShareThis'                            => 'share-this/sharethis.php',
162
			'Shareaholic'                          => 'shareaholic/shareaholic.php',
163
		),
164
		'seo-tools' => array(
165
			'WordPress SEO by Yoast'               => 'wordpress-seo/wp-seo.php',
166
			'WordPress SEO Premium by Yoast'       => 'wordpress-seo-premium/wp-seo-premium.php',
167
			'All in One SEO Pack'                  => 'all-in-one-seo-pack/all_in_one_seo_pack.php',
168
			'All in One SEO Pack Pro'              => 'all-in-one-seo-pack-pro/all_in_one_seo_pack.php',
169
		),
170
		'verification-tools' => array(
171
			'WordPress SEO by Yoast'               => 'wordpress-seo/wp-seo.php',
172
			'WordPress SEO Premium by Yoast'       => 'wordpress-seo-premium/wp-seo-premium.php',
173
			'All in One SEO Pack'                  => 'all-in-one-seo-pack/all_in_one_seo_pack.php',
174
			'All in One SEO Pack Pro'              => 'all-in-one-seo-pack-pro/all_in_one_seo_pack.php',
175
		),
176
		'widget-visibility' => array(
177
			'Widget Logic'                         => 'widget-logic/widget_logic.php',
178
			'Dynamic Widgets'                      => 'dynamic-widgets/dynamic-widgets.php',
179
		),
180
		'sitemaps' => array(
181
			'Google XML Sitemaps'                  => 'google-sitemap-generator/sitemap.php',
182
			'Better WordPress Google XML Sitemaps' => 'bwp-google-xml-sitemaps/bwp-simple-gxs.php',
183
			'Google XML Sitemaps for qTranslate'   => 'google-xml-sitemaps-v3-for-qtranslate/sitemap.php',
184
			'XML Sitemap & Google News feeds'      => 'xml-sitemap-feed/xml-sitemap.php',
185
			'Google Sitemap by BestWebSoft'        => 'google-sitemap-plugin/google-sitemap-plugin.php',
186
			'WordPress SEO by Yoast'               => 'wordpress-seo/wp-seo.php',
187
			'WordPress SEO Premium by Yoast'       => 'wordpress-seo-premium/wp-seo-premium.php',
188
			'All in One SEO Pack'                  => 'all-in-one-seo-pack/all_in_one_seo_pack.php',
189
			'All in One SEO Pack Pro'              => 'all-in-one-seo-pack-pro/all_in_one_seo_pack.php',
190
			'Sitemap'                              => 'sitemap/sitemap.php',
191
			'Simple Wp Sitemap'                    => 'simple-wp-sitemap/simple-wp-sitemap.php',
192
			'Simple Sitemap'                       => 'simple-sitemap/simple-sitemap.php',
193
			'XML Sitemaps'                         => 'xml-sitemaps/xml-sitemaps.php',
194
			'MSM Sitemaps'                         => 'msm-sitemap/msm-sitemap.php',
195
		),
196
	);
197
198
	/**
199
	 * Plugins for which we turn off our Facebook OG Tags implementation.
200
	 *
201
	 * Note: All in One SEO Pack, All in one SEO Pack Pro, WordPress SEO by Yoast, and WordPress SEO Premium by Yoast automatically deactivate
202
	 * Jetpack's Open Graph tags via filter when their Social Meta modules are active.
203
	 *
204
	 * Plugin authors: If you'd like to prevent Jetpack's Open Graph tag generation in your plugin, you can do so via this filter:
205
	 * add_filter( 'jetpack_enable_open_graph', '__return_false' );
206
	 */
207
	private $open_graph_conflicting_plugins = array(
208
		'2-click-socialmedia-buttons/2-click-socialmedia-buttons.php',
209
		                                                         // 2 Click Social Media Buttons
210
		'add-link-to-facebook/add-link-to-facebook.php',         // Add Link to Facebook
211
		'add-meta-tags/add-meta-tags.php',                       // Add Meta Tags
212
		'autodescription/autodescription.php',                   // The SEO Framework
213
		'easy-facebook-share-thumbnails/esft.php',               // Easy Facebook Share Thumbnail
214
		'heateor-open-graph-meta-tags/heateor-open-graph-meta-tags.php',
215
		                                                         // Open Graph Meta Tags by Heateor
216
		'facebook/facebook.php',                                 // Facebook (official plugin)
217
		'facebook-awd/AWD_facebook.php',                         // Facebook AWD All in one
218
		'facebook-featured-image-and-open-graph-meta-tags/fb-featured-image.php',
219
		                                                         // Facebook Featured Image & OG Meta Tags
220
		'facebook-meta-tags/facebook-metatags.php',              // Facebook Meta Tags
221
		'wonderm00ns-simple-facebook-open-graph-tags/wonderm00n-open-graph.php',
222
		                                                         // Facebook Open Graph Meta Tags for WordPress
223
		'facebook-revised-open-graph-meta-tag/index.php',        // Facebook Revised Open Graph Meta Tag
224
		'facebook-thumb-fixer/_facebook-thumb-fixer.php',        // Facebook Thumb Fixer
225
		'facebook-and-digg-thumbnail-generator/facebook-and-digg-thumbnail-generator.php',
226
		                                                         // Fedmich's Facebook Open Graph Meta
227
		'network-publisher/networkpub.php',                      // Network Publisher
228
		'nextgen-facebook/nextgen-facebook.php',                 // NextGEN Facebook OG
229
		'social-networks-auto-poster-facebook-twitter-g/NextScripts_SNAP.php',
230
		                                                         // NextScripts SNAP
231
		'og-tags/og-tags.php',                                   // OG Tags
232
		'opengraph/opengraph.php',                               // Open Graph
233
		'open-graph-protocol-framework/open-graph-protocol-framework.php',
234
		                                                         // Open Graph Protocol Framework
235
		'seo-facebook-comments/seofacebook.php',                 // SEO Facebook Comments
236
		'seo-ultimate/seo-ultimate.php',                         // SEO Ultimate
237
		'sexybookmarks/sexy-bookmarks.php',                      // Shareaholic
238
		'shareaholic/sexy-bookmarks.php',                        // Shareaholic
239
		'sharepress/sharepress.php',                             // SharePress
240
		'simple-facebook-connect/sfc.php',                       // Simple Facebook Connect
241
		'social-discussions/social-discussions.php',             // Social Discussions
242
		'social-sharing-toolkit/social_sharing_toolkit.php',     // Social Sharing Toolkit
243
		'socialize/socialize.php',                               // Socialize
244
		'squirrly-seo/squirrly.php',                             // SEO by SQUIRRLY™
245
		'only-tweet-like-share-and-google-1/tweet-like-plusone.php',
246
		                                                         // Tweet, Like, Google +1 and Share
247
		'wordbooker/wordbooker.php',                             // Wordbooker
248
		'wpsso/wpsso.php',                                       // WordPress Social Sharing Optimization
249
		'wp-caregiver/wp-caregiver.php',                         // WP Caregiver
250
		'wp-facebook-like-send-open-graph-meta/wp-facebook-like-send-open-graph-meta.php',
251
		                                                         // WP Facebook Like Send & Open Graph Meta
252
		'wp-facebook-open-graph-protocol/wp-facebook-ogp.php',   // WP Facebook Open Graph protocol
253
		'wp-ogp/wp-ogp.php',                                     // WP-OGP
254
		'zoltonorg-social-plugin/zosp.php',                      // Zolton.org Social Plugin
255
		'wp-fb-share-like-button/wp_fb_share-like_widget.php'    // WP Facebook Like Button
256
	);
257
258
	/**
259
	 * Plugins for which we turn off our Twitter Cards Tags implementation.
260
	 */
261
	private $twitter_cards_conflicting_plugins = array(
262
	//	'twitter/twitter.php',                       // The official one handles this on its own.
263
	//	                                             // https://github.com/twitter/wordpress/blob/master/src/Twitter/WordPress/Cards/Compatibility.php
264
		'eewee-twitter-card/index.php',              // Eewee Twitter Card
265
		'ig-twitter-cards/ig-twitter-cards.php',     // IG:Twitter Cards
266
		'jm-twitter-cards/jm-twitter-cards.php',     // JM Twitter Cards
267
		'kevinjohn-gallagher-pure-web-brilliants-social-graph-twitter-cards-extention/kevinjohn_gallagher___social_graph_twitter_output.php',
268
		                                             // Pure Web Brilliant's Social Graph Twitter Cards Extension
269
		'twitter-cards/twitter-cards.php',           // Twitter Cards
270
		'twitter-cards-meta/twitter-cards-meta.php', // Twitter Cards Meta
271
		'wp-twitter-cards/twitter_cards.php',        // WP Twitter Cards
272
	);
273
274
	/**
275
	 * Message to display in admin_notice
276
	 * @var string
277
	 */
278
	public $message = '';
279
280
	/**
281
	 * Error to display in admin_notice
282
	 * @var string
283
	 */
284
	public $error = '';
285
286
	/**
287
	 * Modules that need more privacy description.
288
	 * @var string
289
	 */
290
	public $privacy_checks = '';
291
292
	/**
293
	 * Stats to record once the page loads
294
	 *
295
	 * @var array
296
	 */
297
	public $stats = array();
298
299
	/**
300
	 * Jetpack_Sync object
301
	 */
302
	public $sync;
303
304
	/**
305
	 * Verified data for JSON authorization request
306
	 */
307
	public $json_api_authorization_request = array();
308
309
	/**
310
	 * Holds the singleton instance of this class
311
	 * @since 2.3.3
312
	 * @var Jetpack
313
	 */
314
	static $instance = false;
315
316
	/**
317
	 * Singleton
318
	 * @static
319
	 */
320
	public static function init() {
321
		if ( ! self::$instance ) {
322
			self::$instance = new Jetpack;
323
324
			self::$instance->plugin_upgrade();
325
		}
326
327
		return self::$instance;
328
	}
329
330
	/**
331
	 * Must never be called statically
332
	 */
333
	function plugin_upgrade() {
334
		if ( Jetpack::is_active() ) {
335
			list( $version ) = explode( ':', Jetpack_Options::get_option( 'version' ) );
336
			if ( JETPACK__VERSION != $version ) {
337
338
				// check which active modules actually exist and remove others from active_modules list
339
				$unfiltered_modules = Jetpack::get_active_modules();
340
				$modules = array_filter( $unfiltered_modules, array( 'Jetpack', 'is_module' ) );
341
				if ( array_diff( $unfiltered_modules, $modules ) ) {
342
					Jetpack::update_active_modules( $modules );
343
				}
344
345
				add_action( 'init', array( __CLASS__, 'activate_new_modules' ) );
346
347
				// Upgrade to 4.3.0
348
				if ( Jetpack_Options::get_option( 'identity_crisis_whitelist' ) ) {
349
					Jetpack_Options::delete_option( 'identity_crisis_whitelist' );
350
				}
351
352
				// Make sure Markdown for posts gets turned back on
353
				if ( ! get_option( 'wpcom_publish_posts_with_markdown' ) ) {
354
					update_option( 'wpcom_publish_posts_with_markdown', true );
355
				}
356
357
				if ( did_action( 'wp_loaded' ) ) {
358
					self::upgrade_on_load();
359
				} else {
360
					add_action(
361
						'wp_loaded',
362
						array( __CLASS__, 'upgrade_on_load' )
363
					);
364
				}
365
			}
366
		}
367
	}
368
369
	/**
370
	 * Runs upgrade routines that need to have modules loaded.
371
	 */
372
	static function upgrade_on_load() {
373
374
		// Not attempting any upgrades if jetpack_modules_loaded did not fire.
375
		// This can happen in case Jetpack has been just upgraded and is
376
		// being initialized late during the page load. In this case we wait
377
		// until the next proper admin page load with Jetpack active.
378
		if ( ! did_action( 'jetpack_modules_loaded' ) ) {
379
			return;
380
		}
381
382
		Jetpack::maybe_set_version_option();
383
384
		if ( class_exists( 'Jetpack_Widget_Conditions' ) ) {
385
			Jetpack_Widget_Conditions::migrate_post_type_rules();
386
		}
387
	}
388
389
	static function activate_manage( ) {
390
		if ( did_action( 'init' ) || current_filter() == 'init' ) {
391
			self::activate_module( 'manage', false, false );
392
		} else if ( !  has_action( 'init' , array( __CLASS__, 'activate_manage' ) ) ) {
393
			add_action( 'init', array( __CLASS__, 'activate_manage' ) );
394
		}
395
	}
396
397
	static function update_active_modules( $modules ) {
398
		$current_modules = Jetpack_Options::get_option( 'active_modules', array() );
399
400
		$success = Jetpack_Options::update_option( 'active_modules', array_unique( $modules ) );
401
402
		if ( is_array( $modules ) && is_array( $current_modules ) ) {
403
			$new_active_modules = array_diff( $modules, $current_modules );
404
			foreach( $new_active_modules as $module ) {
405
				/**
406
				 * Fires when a specific module is activated.
407
				 *
408
				 * @since 1.9.0
409
				 *
410
				 * @param string $module Module slug.
411
				 * @param boolean $success whether the module was activated. @since 4.2
412
				 */
413
				do_action( 'jetpack_activate_module', $module, $success );
414
415
				/**
416
				 * Fires when a module is activated.
417
				 * The dynamic part of the filter, $module, is the module slug.
418
				 *
419
				 * @since 1.9.0
420
				 *
421
				 * @param string $module Module slug.
422
				 */
423
				do_action( "jetpack_activate_module_$module", $module );
424
			}
425
426
			$new_deactive_modules = array_diff( $current_modules, $modules );
427
			foreach( $new_deactive_modules as $module ) {
428
				/**
429
				 * Fired after a module has been deactivated.
430
				 *
431
				 * @since 4.2.0
432
				 *
433
				 * @param string $module Module slug.
434
				 * @param boolean $success whether the module was deactivated.
435
				 */
436
				do_action( 'jetpack_deactivate_module', $module, $success );
437
				/**
438
				 * Fires when a module is deactivated.
439
				 * The dynamic part of the filter, $module, is the module slug.
440
				 *
441
				 * @since 1.9.0
442
				 *
443
				 * @param string $module Module slug.
444
				 */
445
				do_action( "jetpack_deactivate_module_$module", $module );
446
			}
447
		}
448
449
		return $success;
450
	}
451
452
	static function delete_active_modules() {
453
		self::update_active_modules( array() );
454
	}
455
456
	/**
457
	 * Constructor.  Initializes WordPress hooks
458
	 */
459
	private function __construct() {
460
		/*
461
		 * Check for and alert any deprecated hooks
462
		 */
463
		add_action( 'init', array( $this, 'deprecated_hooks' ) );
464
465
		/*
466
		 * Load things that should only be in Network Admin.
467
		 *
468
		 * For now blow away everything else until a more full
469
		 * understanding of what is needed at the network level is
470
		 * available
471
		 */
472
		if( is_multisite() ) {
473
			Jetpack_Network::init();
474
		}
475
476
		add_action( 'set_user_role', array( $this, 'maybe_clear_other_linked_admins_transient' ), 10, 3 );
477
478
		// Unlink user before deleting the user from .com
479
		add_action( 'deleted_user', array( $this, 'unlink_user' ), 10, 1 );
480
		add_action( 'remove_user_from_blog', array( $this, 'unlink_user' ), 10, 1 );
481
482
		if ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST && isset( $_GET['for'] ) && 'jetpack' == $_GET['for'] ) {
483
			@ini_set( 'display_errors', false ); // Display errors can cause the XML to be not well formed.
484
485
			require_once JETPACK__PLUGIN_DIR . 'class.jetpack-xmlrpc-server.php';
486
			$this->xmlrpc_server = new Jetpack_XMLRPC_Server();
487
488
			$this->require_jetpack_authentication();
489
490
			if ( Jetpack::is_active() ) {
491
				// Hack to preserve $HTTP_RAW_POST_DATA
492
				add_filter( 'xmlrpc_methods', array( $this, 'xmlrpc_methods' ) );
493
494
				$signed = $this->verify_xml_rpc_signature();
495
				if ( $signed && ! is_wp_error( $signed ) ) {
496
					// The actual API methods.
497
					add_filter( 'xmlrpc_methods', array( $this->xmlrpc_server, 'xmlrpc_methods' ) );
498
				} else {
499
					// The jetpack.authorize method should be available for unauthenticated users on a site with an
500
					// active Jetpack connection, so that additional users can link their account.
501
					add_filter( 'xmlrpc_methods', array( $this->xmlrpc_server, 'authorize_xmlrpc_methods' ) );
502
				}
503
			} else {
504
				// The bootstrap API methods.
505
				add_filter( 'xmlrpc_methods', array( $this->xmlrpc_server, 'bootstrap_xmlrpc_methods' ) );
506
			}
507
508
			// Now that no one can authenticate, and we're whitelisting all XML-RPC methods, force enable_xmlrpc on.
509
			add_filter( 'pre_option_enable_xmlrpc', '__return_true' );
510
		} elseif (
511
			is_admin() &&
512
			isset( $_POST['action'] ) && (
513
				'jetpack_upload_file' == $_POST['action'] ||
514
				'jetpack_update_file' == $_POST['action']
515
			)
516
		) {
517
			$this->require_jetpack_authentication();
518
			$this->add_remote_request_handlers();
519
		} else {
520
			if ( Jetpack::is_active() ) {
521
				add_action( 'login_form_jetpack_json_api_authorization', array( &$this, 'login_form_json_api_authorization' ) );
522
				add_filter( 'xmlrpc_methods', array( $this, 'public_xmlrpc_methods' ) );
523
			}
524
		}
525
526
		if ( Jetpack::is_active() ) {
527
			Jetpack_Heartbeat::init();
528
		}
529
530
		add_filter( 'determine_current_user', array( $this, 'wp_rest_authenticate' ) );
531
		add_filter( 'rest_authentication_errors', array( $this, 'wp_rest_authentication_errors' ) );
532
533
		add_action( 'jetpack_clean_nonces', array( 'Jetpack', 'clean_nonces' ) );
534
		if ( ! wp_next_scheduled( 'jetpack_clean_nonces' ) ) {
535
			wp_schedule_event( time(), 'hourly', 'jetpack_clean_nonces' );
536
		}
537
538
		add_filter( 'xmlrpc_blog_options', array( $this, 'xmlrpc_options' ) );
539
540
		add_action( 'admin_init', array( $this, 'admin_init' ) );
541
		add_action( 'admin_init', array( $this, 'dismiss_jetpack_notice' ) );
542
543
		add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
544
545
		add_action( 'wp_dashboard_setup', array( $this, 'wp_dashboard_setup' ) );
546
		// Filter the dashboard meta box order to swap the new one in in place of the old one.
547
		add_filter( 'get_user_option_meta-box-order_dashboard', array( $this, 'get_user_option_meta_box_order_dashboard' ) );
548
549
		// returns HTTPS support status
550
		add_action( 'wp_ajax_jetpack-recheck-ssl', array( $this, 'ajax_recheck_ssl' ) );
551
552
		// If any module option is updated before Jump Start is dismissed, hide Jump Start.
553
		add_action( 'update_option', array( $this, 'jumpstart_has_updated_module_option' ) );
554
555
		// JITM AJAX callback function
556
		add_action( 'wp_ajax_jitm_ajax',  array( $this, 'jetpack_jitm_ajax_callback' ) );
557
558
		// Universal ajax callback for all tracking events triggered via js
559
		add_action( 'wp_ajax_jetpack_tracks', array( $this, 'jetpack_admin_ajax_tracks_callback' ) );
560
561
		add_action( 'wp_loaded', array( $this, 'register_assets' ) );
562
		add_action( 'wp_enqueue_scripts', array( $this, 'devicepx' ) );
563
		add_action( 'customize_controls_enqueue_scripts', array( $this, 'devicepx' ) );
564
		add_action( 'admin_enqueue_scripts', array( $this, 'devicepx' ) );
565
566
		add_action( 'plugins_loaded', array( $this, 'extra_oembed_providers' ), 100 );
567
568
		/**
569
		 * These actions run checks to load additional files.
570
		 * They check for external files or plugins, so they need to run as late as possible.
571
		 */
572
		add_action( 'wp_head', array( $this, 'check_open_graph' ),       1 );
573
		add_action( 'plugins_loaded', array( $this, 'check_twitter_tags' ),     999 );
574
		add_action( 'plugins_loaded', array( $this, 'check_rest_api_compat' ), 1000 );
575
576
		add_filter( 'plugins_url',      array( 'Jetpack', 'maybe_min_asset' ),     1, 3 );
577
		add_filter( 'style_loader_tag', array( 'Jetpack', 'maybe_inline_style' ), 10, 2 );
578
579
		add_filter( 'map_meta_cap', array( $this, 'jetpack_custom_caps' ), 1, 4 );
580
581
		add_filter( 'jetpack_get_default_modules', array( $this, 'filter_default_modules' ) );
582
		add_filter( 'jetpack_get_default_modules', array( $this, 'handle_deprecated_modules' ), 99 );
583
584
		// A filter to control all just in time messages
585
		add_filter( 'jetpack_just_in_time_msgs', '__return_true' );
586
587
		// Update the Jetpack plan from API on heartbeats
588
		add_action( 'jetpack_heartbeat', array( $this, 'refresh_active_plan_from_wpcom' ) );
589
590
		/**
591
		 * This is the hack to concatinate all css files into one.
592
		 * For description and reasoning see the implode_frontend_css method
593
		 *
594
		 * Super late priority so we catch all the registered styles
595
		 */
596
		if( !is_admin() ) {
597
			add_action( 'wp_print_styles', array( $this, 'implode_frontend_css' ), -1 ); // Run first
598
			add_action( 'wp_print_footer_scripts', array( $this, 'implode_frontend_css' ), -1 ); // Run first to trigger before `print_late_styles`
599
		}
600
	}
601
602
	function jetpack_admin_ajax_tracks_callback() {
603
		// Check for nonce
604
		if ( ! isset( $_REQUEST['tracksNonce'] ) || ! wp_verify_nonce( $_REQUEST['tracksNonce'], 'jp-tracks-ajax-nonce' ) ) {
605
			wp_die( 'Permissions check failed.' );
606
		}
607
608
		if ( ! isset( $_REQUEST['tracksEventName'] ) || ! isset( $_REQUEST['tracksEventType'] )  ) {
609
			wp_die( 'No valid event name or type.' );
610
		}
611
612
		$tracks_data = array();
613
		if ( 'click' === $_REQUEST['tracksEventType'] && isset( $_REQUEST['tracksEventProp'] ) ) {
614
			$tracks_data = array( 'clicked' => $_REQUEST['tracksEventProp'] );
615
		}
616
617
		JetpackTracking::record_user_event( $_REQUEST['tracksEventName'], $tracks_data );
618
		wp_send_json_success();
619
		wp_die();
620
	}
621
622
	/**
623
	 * The callback for the JITM ajax requests.
624
	 */
625
	function jetpack_jitm_ajax_callback() {
626
		// Check for nonce
627
		if ( ! isset( $_REQUEST['jitmNonce'] ) || ! wp_verify_nonce( $_REQUEST['jitmNonce'], 'jetpack-jitm-nonce' ) ) {
628
			wp_die( 'Module activation failed due to lack of appropriate permissions' );
629
		}
630
		if ( isset( $_REQUEST['jitmActionToTake'] ) && 'activate' == $_REQUEST['jitmActionToTake'] ) {
631
			$module_slug = $_REQUEST['jitmModule'];
632
			Jetpack::log( 'activate', $module_slug );
633
			Jetpack::activate_module( $module_slug, false, false );
634
			Jetpack::state( 'message', 'no_message' );
635
636
			//A Jetpack module is being activated through a JITM, track it
637
			$this->stat( 'jitm', $module_slug.'-activated-' . JETPACK__VERSION );
638
			$this->do_stats( 'server_side' );
639
640
			wp_send_json_success();
641
		}
642
		if ( isset( $_REQUEST['jitmActionToTake'] ) && 'dismiss' == $_REQUEST['jitmActionToTake'] ) {
643
			// get the hide_jitm options array
644
			$jetpack_hide_jitm = Jetpack_Options::get_option( 'hide_jitm' );
645
			$module_slug = $_REQUEST['jitmModule'];
646
647
			if( ! $jetpack_hide_jitm ) {
648
				$jetpack_hide_jitm = array(
649
					$module_slug => 'hide'
650
				);
651
			} else {
652
				$jetpack_hide_jitm[$module_slug] = 'hide';
653
			}
654
655
			Jetpack_Options::update_option( 'hide_jitm', $jetpack_hide_jitm );
656
657
			//jitm is being dismissed forever, track it
658
			$this->stat( 'jitm', $module_slug.'-dismissed-' . JETPACK__VERSION );
659
			$this->do_stats( 'server_side' );
660
661
			wp_send_json_success();
662
		}
663 View Code Duplication
		if ( isset( $_REQUEST['jitmActionToTake'] ) && 'launch' == $_REQUEST['jitmActionToTake'] ) {
664
			$module_slug = $_REQUEST['jitmModule'];
665
666
			// User went to WordPress.com, track this
667
			$this->stat( 'jitm', $module_slug.'-wordpress-tools-' . JETPACK__VERSION );
668
			$this->do_stats( 'server_side' );
669
670
			wp_send_json_success();
671
		}
672 View Code Duplication
		if ( isset( $_REQUEST['jitmActionToTake'] ) && 'viewed' == $_REQUEST['jitmActionToTake'] ) {
673
			$track = $_REQUEST['jitmModule'];
674
675
			// User is viewing JITM, track it.
676
			$this->stat( 'jitm', $track . '-viewed-' . JETPACK__VERSION );
677
			$this->do_stats( 'server_side' );
678
679
			wp_send_json_success();
680
		}
681
	}
682
683
	/**
684
	 * If there are any stats that need to be pushed, but haven't been, push them now.
685
	 */
686
	function __destruct() {
687
		if ( ! empty( $this->stats ) ) {
688
			$this->do_stats( 'server_side' );
689
		}
690
	}
691
692
	function jetpack_custom_caps( $caps, $cap, $user_id, $args ) {
0 ignored issues
show
The parameter $user_id is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
The parameter $args is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
693
		switch( $cap ) {
694
			case 'jetpack_connect' :
695
			case 'jetpack_reconnect' :
696
				if ( Jetpack::is_development_mode() ) {
697
					$caps = array( 'do_not_allow' );
698
					break;
699
				}
700
				/**
701
				 * Pass through. If it's not development mode, these should match disconnect.
702
				 * Let users disconnect if it's development mode, just in case things glitch.
703
				 */
704
			case 'jetpack_disconnect' :
705
				/**
706
				 * In multisite, can individual site admins manage their own connection?
707
				 *
708
				 * Ideally, this should be extracted out to a separate filter in the Jetpack_Network class.
709
				 */
710
				if ( is_multisite() && ! is_super_admin() && is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {
711
					if ( ! Jetpack_Network::init()->get_option( 'sub-site-connection-override' ) ) {
712
						/**
713
						 * We need to update the option name -- it's terribly unclear which
714
						 * direction the override goes.
715
						 *
716
						 * @todo: Update the option name to `sub-sites-can-manage-own-connections`
717
						 */
718
						$caps = array( 'do_not_allow' );
719
						break;
720
					}
721
				}
722
723
				$caps = array( 'manage_options' );
724
				break;
725
			case 'jetpack_manage_modules' :
726
			case 'jetpack_activate_modules' :
727
			case 'jetpack_deactivate_modules' :
728
				$caps = array( 'manage_options' );
729
				break;
730
			case 'jetpack_configure_modules' :
731
				$caps = array( 'manage_options' );
732
				break;
733
			case 'jetpack_network_admin_page':
734
			case 'jetpack_network_settings_page':
735
				$caps = array( 'manage_network_plugins' );
736
				break;
737
			case 'jetpack_network_sites_page':
738
				$caps = array( 'manage_sites' );
739
				break;
740
			case 'jetpack_admin_page' :
741
				if ( Jetpack::is_development_mode() ) {
742
					$caps = array( 'manage_options' );
743
					break;
744
				} else {
745
					$caps = array( 'read' );
746
				}
747
				break;
748
			case 'jetpack_connect_user' :
749
				if ( Jetpack::is_development_mode() ) {
750
					$caps = array( 'do_not_allow' );
751
					break;
752
				}
753
				$caps = array( 'read' );
754
				break;
755
		}
756
		return $caps;
757
	}
758
759
	function require_jetpack_authentication() {
760
		// Don't let anyone authenticate
761
		$_COOKIE = array();
762
		remove_all_filters( 'authenticate' );
763
		remove_all_actions( 'wp_login_failed' );
764
765
		if ( Jetpack::is_active() ) {
766
			// Allow Jetpack authentication
767
			add_filter( 'authenticate', array( $this, 'authenticate_jetpack' ), 10, 3 );
768
		}
769
	}
770
771
	/**
772
	 * Load language files
773
	 * @action plugins_loaded
774
	 */
775
	public static function plugin_textdomain() {
776
		// Note to self, the third argument must not be hardcoded, to account for relocated folders.
777
		load_plugin_textdomain( 'jetpack', false, dirname( plugin_basename( JETPACK__PLUGIN_FILE ) ) . '/languages/' );
778
	}
779
780
	/**
781
	 * Register assets for use in various modules and the Jetpack admin page.
782
	 *
783
	 * @uses wp_script_is, wp_register_script, plugins_url
784
	 * @action wp_loaded
785
	 * @return null
786
	 */
787
	public function register_assets() {
788
		if ( ! wp_script_is( 'spin', 'registered' ) ) {
789
			wp_register_script( 'spin', plugins_url( '_inc/spin.js', JETPACK__PLUGIN_FILE ), false, '1.3' );
790
		}
791
792 View Code Duplication
		if ( ! wp_script_is( 'jquery.spin', 'registered' ) ) {
793
			wp_register_script( 'jquery.spin', plugins_url( '_inc/jquery.spin.js', JETPACK__PLUGIN_FILE ) , array( 'jquery', 'spin' ), '1.3' );
794
		}
795
796 View Code Duplication
		if ( ! wp_script_is( 'jetpack-gallery-settings', 'registered' ) ) {
797
			wp_register_script( 'jetpack-gallery-settings', plugins_url( '_inc/gallery-settings.js', JETPACK__PLUGIN_FILE ), array( 'media-views' ), '20121225' );
798
		}
799
800 View Code Duplication
		if ( ! wp_script_is( 'jetpack-twitter-timeline', 'registered' ) ) {
801
			wp_register_script( 'jetpack-twitter-timeline', plugins_url( '_inc/twitter-timeline.js', JETPACK__PLUGIN_FILE ) , array( 'jquery' ), '4.0.0', true );
802
		}
803
804
		if ( ! wp_script_is( 'jetpack-facebook-embed', 'registered' ) ) {
805
			wp_register_script( 'jetpack-facebook-embed', plugins_url( '_inc/facebook-embed.js', __FILE__ ), array( 'jquery' ), null, true );
806
807
			/** This filter is documented in modules/sharedaddy/sharing-sources.php */
808
			$fb_app_id = apply_filters( 'jetpack_sharing_facebook_app_id', '249643311490' );
809
			if ( ! is_numeric( $fb_app_id ) ) {
810
				$fb_app_id = '';
811
			}
812
			wp_localize_script(
813
				'jetpack-facebook-embed',
814
				'jpfbembed',
815
				array(
816
					'appid' => $fb_app_id,
817
					'locale' => $this->get_locale(),
818
				)
819
			);
820
		}
821
822
		/**
823
		 * As jetpack_register_genericons is by default fired off a hook,
824
		 * the hook may have already fired by this point.
825
		 * So, let's just trigger it manually.
826
		 */
827
		require_once( JETPACK__PLUGIN_DIR . '_inc/genericons.php' );
828
		jetpack_register_genericons();
829
830
		/**
831
		 * Register the social logos
832
		 */
833
		require_once( JETPACK__PLUGIN_DIR . '_inc/social-logos.php' );
834
		jetpack_register_social_logos();
835
836 View Code Duplication
		if ( ! wp_style_is( 'jetpack-icons', 'registered' ) )
837
			wp_register_style( 'jetpack-icons', plugins_url( 'css/jetpack-icons.min.css', JETPACK__PLUGIN_FILE ), false, JETPACK__VERSION );
838
	}
839
840
	/**
841
	 * Guess locale from language code.
842
	 *
843
	 * @param string $lang Language code.
844
	 * @return string|bool
845
	 */
846 View Code Duplication
	function guess_locale_from_lang( $lang ) {
847
		if ( 'en' === $lang || 'en_US' === $lang || ! $lang ) {
848
			return 'en_US';
849
		}
850
851
		if ( ! class_exists( 'GP_Locales' ) ) {
852
			if ( ! defined( 'JETPACK__GLOTPRESS_LOCALES_PATH' ) || ! file_exists( JETPACK__GLOTPRESS_LOCALES_PATH ) ) {
853
				return false;
854
			}
855
856
			require JETPACK__GLOTPRESS_LOCALES_PATH;
857
		}
858
859
		if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
860
			// WP.com: get_locale() returns 'it'
861
			$locale = GP_Locales::by_slug( $lang );
862
		} else {
863
			// Jetpack: get_locale() returns 'it_IT';
864
			$locale = GP_Locales::by_field( 'facebook_locale', $lang );
865
		}
866
867
		if ( ! $locale ) {
868
			return false;
869
		}
870
871
		if ( empty( $locale->facebook_locale ) ) {
872
			if ( empty( $locale->wp_locale ) ) {
873
				return false;
874
			} else {
875
				// Facebook SDK is smart enough to fall back to en_US if a
876
				// locale isn't supported. Since supported Facebook locales
877
				// can fall out of sync, we'll attempt to use the known
878
				// wp_locale value and rely on said fallback.
879
				return $locale->wp_locale;
880
			}
881
		}
882
883
		return $locale->facebook_locale;
884
	}
885
886
	/**
887
	 * Get the locale.
888
	 *
889
	 * @return string|bool
890
	 */
891
	function get_locale() {
892
		$locale = $this->guess_locale_from_lang( get_locale() );
893
894
		if ( ! $locale ) {
895
			$locale = 'en_US';
896
		}
897
898
		return $locale;
899
	}
900
901
	/**
902
	 * Device Pixels support
903
	 * This improves the resolution of gravatars and wordpress.com uploads on hi-res and zoomed browsers.
904
	 */
905
	function devicepx() {
906
		if ( Jetpack::is_active() ) {
907
			wp_enqueue_script( 'devicepx', 'https://s0.wp.com/wp-content/js/devicepx-jetpack.js', array(), gmdate( 'oW' ), true );
908
		}
909
	}
910
911
	/**
912
	 * Return the network_site_url so that .com knows what network this site is a part of.
913
	 * @param  bool $option
914
	 * @return string
915
	 */
916
	public function jetpack_main_network_site_option( $option ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
917
		return network_site_url();
918
	}
919
	/**
920
	 * Network Name.
921
	 */
922
	static function network_name( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
923
		global $current_site;
924
		return $current_site->site_name;
925
	}
926
	/**
927
	 * Does the network allow new user and site registrations.
928
	 * @return string
929
	 */
930
	static function network_allow_new_registrations( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
931
		return ( in_array( get_site_option( 'registration' ), array('none', 'user', 'blog', 'all' ) ) ? get_site_option( 'registration') : 'none' );
932
	}
933
	/**
934
	 * Does the network allow admins to add new users.
935
	 * @return boolian
936
	 */
937
	static function network_add_new_users( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
938
		return (bool) get_site_option( 'add_new_users' );
939
	}
940
	/**
941
	 * File upload psace left per site in MB.
942
	 *  -1 means NO LIMIT.
943
	 * @return number
944
	 */
945
	static function network_site_upload_space( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
946
		// value in MB
947
		return ( get_site_option( 'upload_space_check_disabled' ) ? -1 : get_space_allowed() );
948
	}
949
950
	/**
951
	 * Network allowed file types.
952
	 * @return string
953
	 */
954
	static function network_upload_file_types( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
955
		return get_site_option( 'upload_filetypes', 'jpg jpeg png gif' );
956
	}
957
958
	/**
959
	 * Maximum file upload size set by the network.
960
	 * @return number
961
	 */
962
	static function network_max_upload_file_size( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
963
		// value in KB
964
		return get_site_option( 'fileupload_maxk', 300 );
965
	}
966
967
	/**
968
	 * Lets us know if a site allows admins to manage the network.
969
	 * @return array
970
	 */
971
	static function network_enable_administration_menus( $option = null ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
972
		return get_site_option( 'menu_items' );
973
	}
974
975
	/**
976
	 * If a user has been promoted to or demoted from admin, we need to clear the
977
	 * jetpack_other_linked_admins transient.
978
	 *
979
	 * @since 4.3.2
980
	 * @since 4.4.0  $old_roles is null by default and if it's not passed, the transient is cleared.
981
	 *
982
	 * @param int    $user_id   The user ID whose role changed.
983
	 * @param string $role      The new role.
984
	 * @param array  $old_roles An array of the user's previous roles.
985
	 */
986
	function maybe_clear_other_linked_admins_transient( $user_id, $role, $old_roles = null ) {
987
		if ( 'administrator' == $role
988
			|| ( is_array( $old_roles ) && in_array( 'administrator', $old_roles ) )
989
			|| is_null( $old_roles )
990
		) {
991
			delete_transient( 'jetpack_other_linked_admins' );
992
		}
993
	}
994
995
	/**
996
	 * Checks to see if there are any other users available to become primary
997
	 * Users must both:
998
	 * - Be linked to wpcom
999
	 * - Be an admin
1000
	 *
1001
	 * @return mixed False if no other users are linked, Int if there are.
1002
	 */
1003
	static function get_other_linked_admins() {
1004
		$other_linked_users = get_transient( 'jetpack_other_linked_admins' );
1005
1006
		if ( false === $other_linked_users ) {
1007
			$admins = get_users( array( 'role' => 'administrator' ) );
1008
			if ( count( $admins ) > 1 ) {
1009
				$available = array();
1010
				foreach ( $admins as $admin ) {
1011
					if ( Jetpack::is_user_connected( $admin->ID ) ) {
1012
						$available[] = $admin->ID;
1013
					}
1014
				}
1015
1016
				$count_connected_admins = count( $available );
1017
				if ( count( $available ) > 1 ) {
1018
					$other_linked_users = $count_connected_admins;
1019
				} else {
1020
					$other_linked_users = 0;
1021
				}
1022
			} else {
1023
				$other_linked_users = 0;
1024
			}
1025
1026
			set_transient( 'jetpack_other_linked_admins', $other_linked_users, HOUR_IN_SECONDS );
1027
		}
1028
1029
		return ( 0 === $other_linked_users ) ? false : $other_linked_users;
1030
	}
1031
1032
	/**
1033
	 * Return whether we are dealing with a multi network setup or not.
1034
	 * The reason we are type casting this is because we want to avoid the situation where
1035
	 * the result is false since when is_main_network_option return false it cases
1036
	 * the rest the get_option( 'jetpack_is_multi_network' ); to return the value that is set in the
1037
	 * database which could be set to anything as opposed to what this function returns.
1038
	 * @param  bool  $option
1039
	 *
1040
	 * @return boolean
1041
	 */
1042
	public function is_main_network_option( $option ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
1043
		// return '1' or ''
1044
		return (string) (bool) Jetpack::is_multi_network();
1045
	}
1046
1047
	/**
1048
	 * Return true if we are with multi-site or multi-network false if we are dealing with single site.
1049
	 *
1050
	 * @param  string  $option
1051
	 * @return boolean
1052
	 */
1053
	public function is_multisite( $option ) {
0 ignored issues
show
The parameter $option is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
1054
		return (string) (bool) is_multisite();
1055
	}
1056
1057
	/**
1058
	 * Implemented since there is no core is multi network function
1059
	 * Right now there is no way to tell if we which network is the dominant network on the system
1060
	 *
1061
	 * @since  3.3
1062
	 * @return boolean
1063
	 */
1064
	public static function is_multi_network() {
1065
		global  $wpdb;
1066
1067
		// if we don't have a multi site setup no need to do any more
1068
		if ( ! is_multisite() ) {
1069
			return false;
1070
		}
1071
1072
		$num_sites = $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->site}" );
1073
		if ( $num_sites > 1 ) {
1074
			return true;
1075
		} else {
1076
			return false;
1077
		}
1078
	}
1079
1080
	/**
1081
	 * Trigger an update to the main_network_site when we update the siteurl of a site.
1082
	 * @return null
1083
	 */
1084
	function update_jetpack_main_network_site_option() {
1085
		_deprecated_function( __METHOD__, 'jetpack-4.2' );
1086
	}
1087
	/**
1088
	 * Triggered after a user updates the network settings via Network Settings Admin Page
1089
	 *
1090
	 */
1091
	function update_jetpack_network_settings() {
1092
		_deprecated_function( __METHOD__, 'jetpack-4.2' );
1093
		// Only sync this info for the main network site.
1094
	}
1095
1096
	/**
1097
	 * Get back if the current site is single user site.
1098
	 *
1099
	 * @return bool
1100
	 */
1101
	public static function is_single_user_site() {
1102
		global $wpdb;
1103
1104 View Code Duplication
		if ( false === ( $some_users = get_transient( 'jetpack_is_single_user' ) ) ) {
1105
			$some_users = $wpdb->get_var( "SELECT COUNT(*) FROM (SELECT user_id FROM $wpdb->usermeta WHERE meta_key = '{$wpdb->prefix}capabilities' LIMIT 2) AS someusers" );
1106
			set_transient( 'jetpack_is_single_user', (int) $some_users, 12 * HOUR_IN_SECONDS );
1107
		}
1108
		return 1 === (int) $some_users;
1109
	}
1110
1111
	/**
1112
	 * Returns true if the site has file write access false otherwise.
1113
	 * @return string ( '1' | '0' )
1114
	 **/
1115
	public static function file_system_write_access() {
1116
		if ( ! function_exists( 'get_filesystem_method' ) ) {
1117
			require_once( ABSPATH . 'wp-admin/includes/file.php' );
1118
		}
1119
1120
		require_once( ABSPATH . 'wp-admin/includes/template.php' );
1121
1122
		$filesystem_method = get_filesystem_method();
1123
		if ( $filesystem_method === 'direct' ) {
1124
			return 1;
1125
		}
1126
1127
		ob_start();
1128
		$filesystem_credentials_are_stored = request_filesystem_credentials( self_admin_url() );
1129
		ob_end_clean();
1130
		if ( $filesystem_credentials_are_stored ) {
1131
			return 1;
1132
		}
1133
		return 0;
1134
	}
1135
1136
	/**
1137
	 * Finds out if a site is using a version control system.
1138
	 * @return string ( '1' | '0' )
1139
	 **/
1140
	public static function is_version_controlled() {
1141
		_deprecated_function( __METHOD__, 'jetpack-4.2', 'Jetpack_Sync_Functions::is_version_controlled' );
1142
		return (string) (int) Jetpack_Sync_Functions::is_version_controlled();
1143
	}
1144
1145
	/**
1146
	 * Determines whether the current theme supports featured images or not.
1147
	 * @return string ( '1' | '0' )
1148
	 */
1149
	public static function featured_images_enabled() {
1150
		_deprecated_function( __METHOD__, 'jetpack-4.2' );
1151
		return current_theme_supports( 'post-thumbnails' ) ? '1' : '0';
1152
	}
1153
1154
	/**
1155
	 * Wrapper for core's get_avatar_url().  This one is deprecated.
1156
	 *
1157
	 * @deprecated 4.7 use get_avatar_url instead.
1158
	 * @param int|string|object $id_or_email A user ID,  email address, or comment object
1159
	 * @param int $size Size of the avatar image
1160
	 * @param string $default URL to a default image to use if no avatar is available
1161
	 * @param bool $force_display Whether to force it to return an avatar even if show_avatars is disabled
1162
	 *
1163
	 * @return array
1164
	 */
1165
	public static function get_avatar_url( $id_or_email, $size = 96, $default = '', $force_display = false ) {
1166
		_deprecated_function( __METHOD__, 'jetpack-4.7', 'get_avatar_url' );
1167
		return get_avatar_url( $id_or_email, array(
1168
			'size' => $size,
1169
			'default' => $default,
1170
			'force_default' => $force_display,
1171
		) );
1172
	}
1173
1174
	/**
1175
	 * jetpack_updates is saved in the following schema:
1176
	 *
1177
	 * array (
1178
	 *      'plugins'                       => (int) Number of plugin updates available.
1179
	 *      'themes'                        => (int) Number of theme updates available.
1180
	 *      'wordpress'                     => (int) Number of WordPress core updates available.
1181
	 *      'translations'                  => (int) Number of translation updates available.
1182
	 *      'total'                         => (int) Total of all available updates.
1183
	 *      'wp_update_version'             => (string) The latest available version of WordPress, only present if a WordPress update is needed.
1184
	 * )
1185
	 * @return array
1186
	 */
1187
	public static function get_updates() {
1188
		$update_data = wp_get_update_data();
1189
1190
		// Stores the individual update counts as well as the total count.
1191
		if ( isset( $update_data['counts'] ) ) {
1192
			$updates = $update_data['counts'];
1193
		}
1194
1195
		// If we need to update WordPress core, let's find the latest version number.
1196 View Code Duplication
		if ( ! empty( $updates['wordpress'] ) ) {
1197
			$cur = get_preferred_from_update_core();
1198
			if ( isset( $cur->response ) && 'upgrade' === $cur->response ) {
1199
				$updates['wp_update_version'] = $cur->current;
1200
			}
1201
		}
1202
		return isset( $updates ) ? $updates : array();
1203
	}
1204
1205
	public static function get_update_details() {
1206
		$update_details = array(
1207
			'update_core' => get_site_transient( 'update_core' ),
1208
			'update_plugins' => get_site_transient( 'update_plugins' ),
1209
			'update_themes' => get_site_transient( 'update_themes' ),
1210
		);
1211
		return $update_details;
1212
	}
1213
1214
	public static function refresh_update_data() {
1215
		_deprecated_function( __METHOD__, 'jetpack-4.2' );
1216
1217
	}
1218
1219
	public static function refresh_theme_data() {
1220
		_deprecated_function( __METHOD__, 'jetpack-4.2' );
1221
	}
1222
1223
	/**
1224
	 * Is Jetpack active?
1225
	 */
1226
	public static function is_active() {
1227
		return (bool) Jetpack_Data::get_access_token( JETPACK_MASTER_USER );
1228
	}
1229
1230
	/**
1231
	 * Make an API call to WordPress.com for plan status
1232
	 *
1233
	 * @uses Jetpack_Options::get_option()
1234
	 * @uses Jetpack_Client::wpcom_json_api_request_as_blog()
1235
	 * @uses update_option()
1236
	 *
1237
	 * @access public
1238
	 * @static
1239
	 *
1240
	 * @return bool True if plan is updated, false if no update
1241
	 */
1242
	public static function refresh_active_plan_from_wpcom() {
1243
		// Make the API request
1244
		$request = sprintf( '/sites/%d', Jetpack_Options::get_option( 'id' ) );
1245
		$response = Jetpack_Client::wpcom_json_api_request_as_blog( $request, '1.1' );
1246
1247
		// Bail if there was an error or malformed response
1248
		if ( is_wp_error( $response ) || ! is_array( $response ) || ! isset( $response['body'] ) ) {
1249
			return false;
1250
		}
1251
1252
		// Decode the results
1253
		$results = json_decode( $response['body'], true );
1254
1255
		// Bail if there were no results or plan details returned
1256
		if ( ! is_array( $results ) || ! isset( $results['plan'] ) ) {
1257
			return false;
1258
		}
1259
1260
		// Store the option and return true if updated
1261
		return update_option( 'jetpack_active_plan', $results['plan'] );
1262
	}
1263
1264
	/**
1265
	 * Get the plan that this Jetpack site is currently using
1266
	 *
1267
	 * @uses get_option()
1268
	 *
1269
	 * @access public
1270
	 * @static
1271
	 *
1272
	 * @return array Active Jetpack plan details
1273
	 */
1274
	public static function get_active_plan() {
1275
		$plan = get_option( 'jetpack_active_plan' );
1276
1277
		// Set the default options
1278
		if ( ! $plan ) {
1279
			$plan = array(
1280
				'product_slug' => 'jetpack_free',
1281
				'supports'     => array(),
1282
				'class'        => 'free',
1283
			);
1284
		}
1285
1286
		// Define what paid modules are supported by personal plans
1287
		$personal_plans = array(
1288
			'jetpack_personal',
1289
			'jetpack_personal_monthly',
1290
			'personal-bundle',
1291
		);
1292
1293
		if ( in_array( $plan['product_slug'], $personal_plans ) ) {
1294
			$plan['supports'] = array(
1295
				'akismet',
1296
			);
1297
			$plan['class'] = 'personal';
1298
		}
1299
1300
		// Define what paid modules are supported by premium plans
1301
		$premium_plans = array(
1302
			'jetpack_premium',
1303
			'jetpack_premium_monthly',
1304
			'value_bundle',
1305
		);
1306
1307 View Code Duplication
		if ( in_array( $plan['product_slug'], $premium_plans ) ) {
1308
			$plan['supports'] = array(
1309
				'videopress',
1310
				'akismet',
1311
				'vaultpress',
1312
				'wordads',
1313
			);
1314
			$plan['class'] = 'premium';
1315
		}
1316
1317
		// Define what paid modules are supported by professional plans
1318
		$business_plans = array(
1319
			'jetpack_business',
1320
			'jetpack_business_monthly',
1321
			'business-bundle',
1322
		);
1323
1324 View Code Duplication
		if ( in_array( $plan['product_slug'], $business_plans ) ) {
1325
			$plan['supports'] = array(
1326
				'videopress',
1327
				'akismet',
1328
				'vaultpress',
1329
				'seo-tools',
1330
				'google-analytics',
1331
				'wordads',
1332
			);
1333
			$plan['class'] = 'business';
1334
		}
1335
1336
		// Make sure we have an array here in the event database data is stale
1337
		if ( ! isset( $plan['supports'] ) ) {
1338
			$plan['supports'] = array();
1339
		}
1340
1341
		return $plan;
1342
	}
1343
1344
	/**
1345
	 * Determine whether the active plan supports a particular feature
1346
	 *
1347
	 * @uses Jetpack::get_active_plan()
1348
	 *
1349
	 * @access public
1350
	 * @static
1351
	 *
1352
	 * @return bool True if plan supports feature, false if not
1353
	 */
1354
	public static function active_plan_supports( $feature ) {
1355
		$plan = Jetpack::get_active_plan();
1356
1357
		if ( in_array( $feature, $plan['supports'] ) ) {
1358
			return true;
1359
		}
1360
1361
		return false;
1362
	}
1363
1364
	/**
1365
	 * Is Jetpack in development (offline) mode?
1366
	 */
1367
	public static function is_development_mode() {
1368
		$development_mode = false;
1369
1370
		if ( defined( 'JETPACK_DEV_DEBUG' ) ) {
1371
			$development_mode = JETPACK_DEV_DEBUG;
1372
		} elseif ( $site_url = site_url() ) {
1373
			$development_mode = false === strpos( $site_url, '.' );
1374
		}
1375
1376
		/**
1377
		 * Filters Jetpack's development mode.
1378
		 *
1379
		 * @see https://jetpack.com/support/development-mode/
1380
		 *
1381
		 * @since 2.2.1
1382
		 *
1383
		 * @param bool $development_mode Is Jetpack's development mode active.
1384
		 */
1385
		return apply_filters( 'jetpack_development_mode', $development_mode );
1386
	}
1387
1388
	/**
1389
	* Get Jetpack development mode notice text and notice class.
1390
	*
1391
	* Mirrors the checks made in Jetpack::is_development_mode
1392
	*
1393
	*/
1394
	public static function show_development_mode_notice() {
1395
		if ( Jetpack::is_development_mode() ) {
1396
			if ( defined( 'JETPACK_DEV_DEBUG' ) && JETPACK_DEV_DEBUG ) {
1397
				$notice = sprintf(
1398
					/* translators: %s is a URL */
1399
					__( 'In <a href="%s" target="_blank">Development Mode</a>, via the JETPACK_DEV_DEBUG constant being defined in wp-config.php or elsewhere.', 'jetpack' ),
1400
					'https://jetpack.com/support/development-mode/'
1401
				);
1402
			} elseif ( site_url() && false === strpos( site_url(), '.' ) ) {
1403
				$notice = sprintf(
1404
					/* translators: %s is a URL */
1405
					__( 'In <a href="%s" target="_blank">Development Mode</a>, via site URL lacking a dot (e.g. http://localhost).', 'jetpack' ),
1406
					'https://jetpack.com/support/development-mode/'
1407
				);
1408
			} else {
1409
				$notice = sprintf(
1410
					/* translators: %s is a URL */
1411
					__( 'In <a href="%s" target="_blank">Development Mode</a>, via the jetpack_development_mode filter.', 'jetpack' ),
1412
					'https://jetpack.com/support/development-mode/'
1413
				);
1414
			}
1415
1416
			echo '<div class="updated" style="border-color: #f0821e;"><p>' . $notice . '</p></div>';
1417
		}
1418
1419
		// Throw up a notice if using a development version and as for feedback.
1420
		if ( Jetpack::is_development_version() ) {
1421
			/* translators: %s is a URL */
1422
			$notice = sprintf( __( 'You are currently running a development version of Jetpack. <a href="%s" target="_blank">Submit your feedback</a>', 'jetpack' ), 'https://jetpack.com/contact-support/beta-group/' );
1423
1424
			echo '<div class="updated" style="border-color: #f0821e;"><p>' . $notice . '</p></div>';
1425
		}
1426
		// Throw up a notice if using staging mode
1427
		if ( Jetpack::is_staging_site() ) {
1428
			/* translators: %s is a URL */
1429
			$notice = sprintf( __( 'You are running Jetpack on a <a href="%s" target="_blank">staging server</a>.', 'jetpack' ), 'https://jetpack.com/support/staging-sites/' );
1430
1431
			echo '<div class="updated" style="border-color: #f0821e;"><p>' . $notice . '</p></div>';
1432
		}
1433
	}
1434
1435
	/**
1436
	 * Whether Jetpack's version maps to a public release, or a development version.
1437
	 */
1438
	public static function is_development_version() {
1439
		/**
1440
		 * Allows filtering whether this is a development version of Jetpack.
1441
		 *
1442
		 * This filter is especially useful for tests.
1443
		 *
1444
		 * @since 4.3.0
1445
		 *
1446
		 * @param bool $development_version Is this a develoment version of Jetpack?
1447
		 */
1448
		return (bool) apply_filters(
1449
			'jetpack_development_version',
1450
			! preg_match( '/^\d+(\.\d+)+$/', Jetpack_Constants::get_constant( 'JETPACK__VERSION' ) )
1451
		);
1452
	}
1453
1454
	/**
1455
	 * Is a given user (or the current user if none is specified) linked to a WordPress.com user?
1456
	 */
1457
	public static function is_user_connected( $user_id = false ) {
1458
		$user_id = false === $user_id ? get_current_user_id() : absint( $user_id );
1459
		if ( ! $user_id ) {
1460
			return false;
1461
		}
1462
1463
		return (bool) Jetpack_Data::get_access_token( $user_id );
1464
	}
1465
1466
	/**
1467
	 * Get the wpcom user data of the current|specified connected user.
1468
	 */
1469
	public static function get_connected_user_data( $user_id = null ) {
1470
		if ( ! $user_id ) {
1471
			$user_id = get_current_user_id();
1472
		}
1473
1474
		$transient_key = "jetpack_connected_user_data_$user_id";
1475
1476
		if ( $cached_user_data = get_transient( $transient_key ) ) {
1477
			return $cached_user_data;
1478
		}
1479
1480
		Jetpack::load_xml_rpc_client();
1481
		$xml = new Jetpack_IXR_Client( array(
1482
			'user_id' => $user_id,
1483
		) );
1484
		$xml->query( 'wpcom.getUser' );
1485
		if ( ! $xml->isError() ) {
1486
			$user_data = $xml->getResponse();
1487
			set_transient( $transient_key, $xml->getResponse(), DAY_IN_SECONDS );
1488
			return $user_data;
1489
		}
1490
1491
		return false;
1492
	}
1493
1494
	/**
1495
	 * Get the wpcom email of the current|specified connected user.
1496
	 */
1497 View Code Duplication
	public static function get_connected_user_email( $user_id = null ) {
1498
		if ( ! $user_id ) {
1499
			$user_id = get_current_user_id();
1500
		}
1501
		Jetpack::load_xml_rpc_client();
1502
		$xml = new Jetpack_IXR_Client( array(
1503
			'user_id' => $user_id,
1504
		) );
1505
		$xml->query( 'wpcom.getUserEmail' );
1506
		if ( ! $xml->isError() ) {
1507
			return $xml->getResponse();
1508
		}
1509
		return false;
1510
	}
1511
1512
	/**
1513
	 * Get the wpcom email of the master user.
1514
	 */
1515
	public static function get_master_user_email() {
1516
		$master_user_id = Jetpack_Options::get_option( 'master_user' );
1517
		if ( $master_user_id ) {
1518
			return self::get_connected_user_email( $master_user_id );
1519
		}
1520
		return '';
1521
	}
1522
1523
	function current_user_is_connection_owner() {
1524
		$user_token = Jetpack_Data::get_access_token( JETPACK_MASTER_USER );
1525
		return $user_token && is_object( $user_token ) && isset( $user_token->external_user_id ) && get_current_user_id() === $user_token->external_user_id;
1526
	}
1527
1528
	/**
1529
	 * Add any extra oEmbed providers that we know about and use on wpcom for feature parity.
1530
	 */
1531
	function extra_oembed_providers() {
1532
		// Cloudup: https://dev.cloudup.com/#oembed
1533
		wp_oembed_add_provider( 'https://cloudup.com/*' , 'https://cloudup.com/oembed' );
1534
		wp_oembed_add_provider( 'https://me.sh/*', 'https://me.sh/oembed?format=json' );
1535
		wp_oembed_add_provider( '#https?://(www\.)?gfycat\.com/.*#i', 'https://api.gfycat.com/v1/oembed', true );
1536
		wp_oembed_add_provider( '#https?://[^.]+\.(wistia\.com|wi\.st)/(medias|embed)/.*#', 'https://fast.wistia.com/oembed', true );
1537
		wp_oembed_add_provider( '#https?://sketchfab\.com/.*#i', 'https://sketchfab.com/oembed', true );
1538
		wp_oembed_add_provider( '#https?://(www\.)?icloud\.com/keynote/.*#i', 'https://iwmb.icloud.com/iwmb/oembed', true );
1539
	}
1540
1541
	/**
1542
	 * Synchronize connected user role changes
1543
	 */
1544
	function user_role_change( $user_id ) {
1545
		_deprecated_function( __METHOD__, 'jetpack-4.2', 'Jetpack_Sync_Users::user_role_change()' );
1546
		Jetpack_Sync_Users::user_role_change( $user_id );
1547
	}
1548
1549
	/**
1550
	 * Loads the currently active modules.
1551
	 */
1552
	public static function load_modules() {
1553
		if ( ! self::is_active() && !self::is_development_mode() ) {
1554
			if ( ! is_multisite() || ! get_site_option( 'jetpack_protect_active' ) ) {
1555
				return;
1556
			}
1557
		}
1558
1559
		$version = Jetpack_Options::get_option( 'version' );
1560 View Code Duplication
		if ( ! $version ) {
1561
			$version = $old_version = JETPACK__VERSION . ':' . time();
1562
			/** This action is documented in class.jetpack.php */
1563
			do_action( 'updating_jetpack_version', $version, false );
1564
			Jetpack_Options::update_options( compact( 'version', 'old_version' ) );
1565
		}
1566
		list( $version ) = explode( ':', $version );
1567
1568
		$modules = array_filter( Jetpack::get_active_modules(), array( 'Jetpack', 'is_module' ) );
1569
1570
		$modules_data = array();
1571
1572
		// Don't load modules that have had "Major" changes since the stored version until they have been deactivated/reactivated through the lint check.
1573
		if ( version_compare( $version, JETPACK__VERSION, '<' ) ) {
1574
			$updated_modules = array();
1575
			foreach ( $modules as $module ) {
1576
				$modules_data[ $module ] = Jetpack::get_module( $module );
1577
				if ( ! isset( $modules_data[ $module ]['changed'] ) ) {
1578
					continue;
1579
				}
1580
1581
				if ( version_compare( $modules_data[ $module ]['changed'], $version, '<=' ) ) {
1582
					continue;
1583
				}
1584
1585
				$updated_modules[] = $module;
1586
			}
1587
1588
			$modules = array_diff( $modules, $updated_modules );
1589
		}
1590
1591
		$is_development_mode = Jetpack::is_development_mode();
1592
1593
		foreach ( $modules as $index => $module ) {
1594
			// If we're in dev mode, disable modules requiring a connection
1595
			if ( $is_development_mode ) {
1596
				// Prime the pump if we need to
1597
				if ( empty( $modules_data[ $module ] ) ) {
1598
					$modules_data[ $module ] = Jetpack::get_module( $module );
1599
				}
1600
				// If the module requires a connection, but we're in local mode, don't include it.
1601
				if ( $modules_data[ $module ]['requires_connection'] ) {
1602
					continue;
1603
				}
1604
			}
1605
1606
			if ( did_action( 'jetpack_module_loaded_' . $module ) ) {
1607
				continue;
1608
			}
1609
1610
			if ( ! include_once( Jetpack::get_module_path( $module ) ) ) {
1611
				unset( $modules[ $index ] );
1612
				self::update_active_modules( array_values( $modules ) );
1613
				continue;
1614
			}
1615
1616
			/**
1617
			 * Fires when a specific module is loaded.
1618
			 * The dynamic part of the hook, $module, is the module slug.
1619
			 *
1620
			 * @since 1.1.0
1621
			 */
1622
			do_action( 'jetpack_module_loaded_' . $module );
1623
		}
1624
1625
		/**
1626
		 * Fires when all the modules are loaded.
1627
		 *
1628
		 * @since 1.1.0
1629
		 */
1630
		do_action( 'jetpack_modules_loaded' );
1631
1632
		// Load module-specific code that is needed even when a module isn't active. Loaded here because code contained therein may need actions such as setup_theme.
1633
		if ( Jetpack::is_active() || Jetpack::is_development_mode() )
1634
			require_once( JETPACK__PLUGIN_DIR . 'modules/module-extras.php' );
1635
	}
1636
1637
	/**
1638
	 * Check if Jetpack's REST API compat file should be included
1639
	 * @action plugins_loaded
1640
	 * @return null
1641
	 */
1642
	public function check_rest_api_compat() {
1643
		/**
1644
		 * Filters the list of REST API compat files to be included.
1645
		 *
1646
		 * @since 2.2.5
1647
		 *
1648
		 * @param array $args Array of REST API compat files to include.
1649
		 */
1650
		$_jetpack_rest_api_compat_includes = apply_filters( 'jetpack_rest_api_compat', array() );
1651
1652
		if ( function_exists( 'bbpress' ) )
1653
			$_jetpack_rest_api_compat_includes[] = JETPACK__PLUGIN_DIR . 'class.jetpack-bbpress-json-api-compat.php';
1654
1655
		foreach ( $_jetpack_rest_api_compat_includes as $_jetpack_rest_api_compat_include )
1656
			require_once $_jetpack_rest_api_compat_include;
1657
	}
1658
1659
	/**
1660
	 * Gets all plugins currently active in values, regardless of whether they're
1661
	 * traditionally activated or network activated.
1662
	 *
1663
	 * @todo Store the result in core's object cache maybe?
1664
	 */
1665
	public static function get_active_plugins() {
1666
		$active_plugins = (array) get_option( 'active_plugins', array() );
1667
1668
		if ( is_multisite() ) {
1669
			// Due to legacy code, active_sitewide_plugins stores them in the keys,
1670
			// whereas active_plugins stores them in the values.
1671
			$network_plugins = array_keys( get_site_option( 'active_sitewide_plugins', array() ) );
1672
			if ( $network_plugins ) {
1673
				$active_plugins = array_merge( $active_plugins, $network_plugins );
1674
			}
1675
		}
1676
1677
		sort( $active_plugins );
1678
1679
		return array_unique( $active_plugins );
1680
	}
1681
1682
	/**
1683
	 * Gets and parses additional plugin data to send with the heartbeat data
1684
	 *
1685
	 * @since 3.8.1
1686
	 *
1687
	 * @return array Array of plugin data
1688
	 */
1689
	public static function get_parsed_plugin_data() {
1690
		if ( ! function_exists( 'get_plugins' ) ) {
1691
			require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
1692
		}
1693
		/** This filter is documented in wp-admin/includes/class-wp-plugins-list-table.php */
1694
		$all_plugins    = apply_filters( 'all_plugins', get_plugins() );
1695
		$active_plugins = Jetpack::get_active_plugins();
1696
1697
		$plugins = array();
1698
		foreach ( $all_plugins as $path => $plugin_data ) {
1699
			$plugins[ $path ] = array(
1700
					'is_active' => in_array( $path, $active_plugins ),
1701
					'file'      => $path,
1702
					'name'      => $plugin_data['Name'],
1703
					'version'   => $plugin_data['Version'],
1704
					'author'    => $plugin_data['Author'],
1705
			);
1706
		}
1707
1708
		return $plugins;
1709
	}
1710
1711
	/**
1712
	 * Gets and parses theme data to send with the heartbeat data
1713
	 *
1714
	 * @since 3.8.1
1715
	 *
1716
	 * @return array Array of theme data
1717
	 */
1718
	public static function get_parsed_theme_data() {
1719
		$all_themes = wp_get_themes( array( 'allowed' => true ) );
1720
		$header_keys = array( 'Name', 'Author', 'Version', 'ThemeURI', 'AuthorURI', 'Status', 'Tags' );
1721
1722
		$themes = array();
1723
		foreach ( $all_themes as $slug => $theme_data ) {
1724
			$theme_headers = array();
1725
			foreach ( $header_keys as $header_key ) {
1726
				$theme_headers[ $header_key ] = $theme_data->get( $header_key );
1727
			}
1728
1729
			$themes[ $slug ] = array(
1730
					'is_active_theme' => $slug == wp_get_theme()->get_template(),
1731
					'slug' => $slug,
1732
					'theme_root' => $theme_data->get_theme_root_uri(),
1733
					'parent' => $theme_data->parent(),
1734
					'headers' => $theme_headers
1735
			);
1736
		}
1737
1738
		return $themes;
1739
	}
1740
1741
	/**
1742
	 * Checks whether a specific plugin is active.
1743
	 *
1744
	 * We don't want to store these in a static variable, in case
1745
	 * there are switch_to_blog() calls involved.
1746
	 */
1747
	public static function is_plugin_active( $plugin = 'jetpack/jetpack.php' ) {
1748
		return in_array( $plugin, self::get_active_plugins() );
1749
	}
1750
1751
	/**
1752
	 * Check if Jetpack's Open Graph tags should be used.
1753
	 * If certain plugins are active, Jetpack's og tags are suppressed.
1754
	 *
1755
	 * @uses Jetpack::get_active_modules, add_filter, get_option, apply_filters
1756
	 * @action plugins_loaded
1757
	 * @return null
1758
	 */
1759
	public function check_open_graph() {
1760
		if ( in_array( 'publicize', Jetpack::get_active_modules() ) || in_array( 'sharedaddy', Jetpack::get_active_modules() ) ) {
1761
			add_filter( 'jetpack_enable_open_graph', '__return_true', 0 );
1762
		}
1763
1764
		$active_plugins = self::get_active_plugins();
1765
1766
		if ( ! empty( $active_plugins ) ) {
1767
			foreach ( $this->open_graph_conflicting_plugins as $plugin ) {
1768
				if ( in_array( $plugin, $active_plugins ) ) {
1769
					add_filter( 'jetpack_enable_open_graph', '__return_false', 99 );
1770
					break;
1771
				}
1772
			}
1773
		}
1774
1775
		/**
1776
		 * Allow the addition of Open Graph Meta Tags to all pages.
1777
		 *
1778
		 * @since 2.0.3
1779
		 *
1780
		 * @param bool false Should Open Graph Meta tags be added. Default to false.
1781
		 */
1782
		if ( apply_filters( 'jetpack_enable_open_graph', false ) ) {
1783
			require_once JETPACK__PLUGIN_DIR . 'functions.opengraph.php';
1784
		}
1785
	}
1786
1787
	/**
1788
	 * Check if Jetpack's Twitter tags should be used.
1789
	 * If certain plugins are active, Jetpack's twitter tags are suppressed.
1790
	 *
1791
	 * @uses Jetpack::get_active_modules, add_filter, get_option, apply_filters
1792
	 * @action plugins_loaded
1793
	 * @return null
1794
	 */
1795
	public function check_twitter_tags() {
1796
1797
		$active_plugins = self::get_active_plugins();
1798
1799
		if ( ! empty( $active_plugins ) ) {
1800
			foreach ( $this->twitter_cards_conflicting_plugins as $plugin ) {
1801
				if ( in_array( $plugin, $active_plugins ) ) {
1802
					add_filter( 'jetpack_disable_twitter_cards', '__return_true', 99 );
1803
					break;
1804
				}
1805
			}
1806
		}
1807
1808
		/**
1809
		 * Allow Twitter Card Meta tags to be disabled.
1810
		 *
1811
		 * @since 2.6.0
1812
		 *
1813
		 * @param bool true Should Twitter Card Meta tags be disabled. Default to true.
1814
		 */
1815
		if ( ! apply_filters( 'jetpack_disable_twitter_cards', false ) ) {
1816
			require_once JETPACK__PLUGIN_DIR . 'class.jetpack-twitter-cards.php';
1817
		}
1818
	}
1819
1820
	/**
1821
	 * Allows plugins to submit security reports.
1822
 	 *
1823
	 * @param string  $type         Report type (login_form, backup, file_scanning, spam)
1824
	 * @param string  $plugin_file  Plugin __FILE__, so that we can pull plugin data
1825
	 * @param array   $args         See definitions above
1826
	 */
1827
	public static function submit_security_report( $type = '', $plugin_file = '', $args = array() ) {
0 ignored issues
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The parameter $type is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

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The parameter $plugin_file is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

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The parameter $args is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
1828
		_deprecated_function( __FUNCTION__, 'jetpack-4.2', null );
1829
	}
1830
1831
/* Jetpack Options API */
1832
1833
	public static function get_option_names( $type = 'compact' ) {
1834
		return Jetpack_Options::get_option_names( $type );
1835
	}
1836
1837
	/**
1838
	 * Returns the requested option.  Looks in jetpack_options or jetpack_$name as appropriate.
1839
 	 *
1840
	 * @param string $name    Option name
1841
	 * @param mixed  $default (optional)
1842
	 */
1843
	public static function get_option( $name, $default = false ) {
1844
		return Jetpack_Options::get_option( $name, $default );
1845
	}
1846
1847
	/**
1848
	* Stores two secrets and a timestamp so WordPress.com can make a request back and verify an action
1849
	* Does some extra verification so urls (such as those to public-api, register, etc) can't just be crafted
1850
	* $name must be a registered option name.
1851
	*/
1852
	public static function create_nonce( $name ) {
1853
		$secret = wp_generate_password( 32, false ) . ':' . wp_generate_password( 32, false ) . ':' . ( time() + 600 );
1854
1855
		Jetpack_Options::update_option( $name, $secret );
1856
		@list( $secret_1, $secret_2, $eol ) = explode( ':', Jetpack_Options::get_option( $name ) );
1857
		if ( empty( $secret_1 ) || empty( $secret_2 ) || $eol < time() )
1858
			return new Jetpack_Error( 'missing_secrets' );
1859
1860
		return array(
1861
			'secret_1' => $secret_1,
1862
			'secret_2' => $secret_2,
1863
			'eol'      => $eol,
1864
		);
1865
	}
1866
1867
	/**
1868
	 * Updates the single given option.  Updates jetpack_options or jetpack_$name as appropriate.
1869
 	 *
1870
	 * @deprecated 3.4 use Jetpack_Options::update_option() instead.
1871
	 * @param string $name  Option name
1872
	 * @param mixed  $value Option value
1873
	 */
1874
	public static function update_option( $name, $value ) {
1875
		_deprecated_function( __METHOD__, 'jetpack-3.4', 'Jetpack_Options::update_option()' );
1876
		return Jetpack_Options::update_option( $name, $value );
1877
	}
1878
1879
	/**
1880
	 * Updates the multiple given options.  Updates jetpack_options and/or jetpack_$name as appropriate.
1881
 	 *
1882
	 * @deprecated 3.4 use Jetpack_Options::update_options() instead.
1883
	 * @param array $array array( option name => option value, ... )
1884
	 */
1885
	public static function update_options( $array ) {
1886
		_deprecated_function( __METHOD__, 'jetpack-3.4', 'Jetpack_Options::update_options()' );
1887
		return Jetpack_Options::update_options( $array );
1888
	}
1889
1890
	/**
1891
	 * Deletes the given option.  May be passed multiple option names as an array.
1892
	 * Updates jetpack_options and/or deletes jetpack_$name as appropriate.
1893
	 *
1894
	 * @deprecated 3.4 use Jetpack_Options::delete_option() instead.
1895
	 * @param string|array $names
1896
	 */
1897
	public static function delete_option( $names ) {
1898
		_deprecated_function( __METHOD__, 'jetpack-3.4', 'Jetpack_Options::delete_option()' );
1899
		return Jetpack_Options::delete_option( $names );
1900
	}
1901
1902
	/**
1903
	 * Enters a user token into the user_tokens option
1904
	 *
1905
	 * @param int $user_id
1906
	 * @param string $token
1907
	 * return bool
1908
	 */
1909
	public static function update_user_token( $user_id, $token, $is_master_user ) {
1910
		// not designed for concurrent updates
1911
		$user_tokens = Jetpack_Options::get_option( 'user_tokens' );
1912
		if ( ! is_array( $user_tokens ) )
1913
			$user_tokens = array();
1914
		$user_tokens[$user_id] = $token;
1915
		if ( $is_master_user ) {
1916
			$master_user = $user_id;
1917
			$options     = compact( 'user_tokens', 'master_user' );
1918
		} else {
1919
			$options = compact( 'user_tokens' );
1920
		}
1921
		return Jetpack_Options::update_options( $options );
1922
	}
1923
1924
	/**
1925
	 * Returns an array of all PHP files in the specified absolute path.
1926
	 * Equivalent to glob( "$absolute_path/*.php" ).
1927
	 *
1928
	 * @param string $absolute_path The absolute path of the directory to search.
1929
	 * @return array Array of absolute paths to the PHP files.
1930
	 */
1931
	public static function glob_php( $absolute_path ) {
1932
		if ( function_exists( 'glob' ) ) {
1933
			return glob( "$absolute_path/*.php" );
1934
		}
1935
1936
		$absolute_path = untrailingslashit( $absolute_path );
1937
		$files = array();
1938
		if ( ! $dir = @opendir( $absolute_path ) ) {
1939
			return $files;
1940
		}
1941
1942
		while ( false !== $file = readdir( $dir ) ) {
1943
			if ( '.' == substr( $file, 0, 1 ) || '.php' != substr( $file, -4 ) ) {
1944
				continue;
1945
			}
1946
1947
			$file = "$absolute_path/$file";
1948
1949
			if ( ! is_file( $file ) ) {
1950
				continue;
1951
			}
1952
1953
			$files[] = $file;
1954
		}
1955
1956
		closedir( $dir );
1957
1958
		return $files;
1959
	}
1960
1961
	public static function activate_new_modules( $redirect = false ) {
1962
		if ( ! Jetpack::is_active() && ! Jetpack::is_development_mode() ) {
1963
			return;
1964
		}
1965
1966
		$jetpack_old_version = Jetpack_Options::get_option( 'version' ); // [sic]
1967 View Code Duplication
		if ( ! $jetpack_old_version ) {
1968
			$jetpack_old_version = $version = $old_version = '1.1:' . time();
1969
			/** This action is documented in class.jetpack.php */
1970
			do_action( 'updating_jetpack_version', $version, false );
1971
			Jetpack_Options::update_options( compact( 'version', 'old_version' ) );
1972
		}
1973
1974
		list( $jetpack_version ) = explode( ':', $jetpack_old_version ); // [sic]
1975
1976
		if ( version_compare( JETPACK__VERSION, $jetpack_version, '<=' ) ) {
1977
			return;
1978
		}
1979
1980
		$active_modules     = Jetpack::get_active_modules();
1981
		$reactivate_modules = array();
1982
		foreach ( $active_modules as $active_module ) {
1983
			$module = Jetpack::get_module( $active_module );
1984
			if ( ! isset( $module['changed'] ) ) {
1985
				continue;
1986
			}
1987
1988
			if ( version_compare( $module['changed'], $jetpack_version, '<=' ) ) {
1989
				continue;
1990
			}
1991
1992
			$reactivate_modules[] = $active_module;
1993
			Jetpack::deactivate_module( $active_module );
1994
		}
1995
1996
		$new_version = JETPACK__VERSION . ':' . time();
1997
		/** This action is documented in class.jetpack.php */
1998
		do_action( 'updating_jetpack_version', $new_version, $jetpack_old_version );
1999
		Jetpack_Options::update_options(
2000
			array(
2001
				'version'     => $new_version,
2002
				'old_version' => $jetpack_old_version,
2003
			)
2004
		);
2005
2006
		Jetpack::state( 'message', 'modules_activated' );
2007
		Jetpack::activate_default_modules( $jetpack_version, JETPACK__VERSION, $reactivate_modules );
2008
2009
		if ( $redirect ) {
2010
			$page = 'jetpack'; // make sure we redirect to either settings or the jetpack page
2011
			if ( isset( $_GET['page'] ) && in_array( $_GET['page'], array( 'jetpack', 'jetpack_modules' ) ) ) {
2012
				$page = $_GET['page'];
2013
			}
2014
2015
			wp_safe_redirect( Jetpack::admin_url( 'page=' . $page ) );
2016
			exit;
2017
		}
2018
	}
2019
2020
	/**
2021
	 * List available Jetpack modules. Simply lists .php files in /modules/.
2022
	 * Make sure to tuck away module "library" files in a sub-directory.
2023
	 */
2024
	public static function get_available_modules( $min_version = false, $max_version = false ) {
2025
		static $modules = null;
2026
2027
		if ( ! isset( $modules ) ) {
2028
			$available_modules_option = Jetpack_Options::get_option( 'available_modules', array() );
2029
			// Use the cache if we're on the front-end and it's available...
2030
			if ( ! is_admin() && ! empty( $available_modules_option[ JETPACK__VERSION ] ) ) {
2031
				$modules = $available_modules_option[ JETPACK__VERSION ];
2032
			} else {
2033
				$files = Jetpack::glob_php( JETPACK__PLUGIN_DIR . 'modules' );
2034
2035
				$modules = array();
2036
2037
				foreach ( $files as $file ) {
2038
					if ( ! $headers = Jetpack::get_module( $file ) ) {
2039
						continue;
2040
					}
2041
2042
					$modules[ Jetpack::get_module_slug( $file ) ] = $headers['introduced'];
2043
				}
2044
2045
				Jetpack_Options::update_option( 'available_modules', array(
2046
					JETPACK__VERSION => $modules,
2047
				) );
2048
			}
2049
		}
2050
2051
		/**
2052
		 * Filters the array of modules available to be activated.
2053
		 *
2054
		 * @since 2.4.0
2055
		 *
2056
		 * @param array $modules Array of available modules.
2057
		 * @param string $min_version Minimum version number required to use modules.
2058
		 * @param string $max_version Maximum version number required to use modules.
2059
		 */
2060
		$mods = apply_filters( 'jetpack_get_available_modules', $modules, $min_version, $max_version );
2061
2062
		if ( ! $min_version && ! $max_version ) {
2063
			return array_keys( $mods );
2064
		}
2065
2066
		$r = array();
2067
		foreach ( $mods as $slug => $introduced ) {
2068
			if ( $min_version && version_compare( $min_version, $introduced, '>=' ) ) {
2069
				continue;
2070
			}
2071
2072
			if ( $max_version && version_compare( $max_version, $introduced, '<' ) ) {
2073
				continue;
2074
			}
2075
2076
			$r[] = $slug;
2077
		}
2078
2079
		return $r;
2080
	}
2081
2082
	/**
2083
	 * Default modules loaded on activation.
2084
	 */
2085
	public static function get_default_modules( $min_version = false, $max_version = false ) {
2086
		$return = array();
2087
2088
		foreach ( Jetpack::get_available_modules( $min_version, $max_version ) as $module ) {
2089
			$module_data = Jetpack::get_module( $module );
2090
2091
			switch ( strtolower( $module_data['auto_activate'] ) ) {
2092
				case 'yes' :
2093
					$return[] = $module;
2094
					break;
2095
				case 'public' :
2096
					if ( Jetpack_Options::get_option( 'public' ) ) {
2097
						$return[] = $module;
2098
					}
2099
					break;
2100
				case 'no' :
2101
				default :
2102
					break;
2103
			}
2104
		}
2105
		/**
2106
		 * Filters the array of default modules.
2107
		 *
2108
		 * @since 2.5.0
2109
		 *
2110
		 * @param array $return Array of default modules.
2111
		 * @param string $min_version Minimum version number required to use modules.
2112
		 * @param string $max_version Maximum version number required to use modules.
2113
		 */
2114
		return apply_filters( 'jetpack_get_default_modules', $return, $min_version, $max_version );
2115
	}
2116
2117
	/**
2118
	 * Checks activated modules during auto-activation to determine
2119
	 * if any of those modules are being deprecated.  If so, close
2120
	 * them out, and add any replacement modules.
2121
	 *
2122
	 * Runs at priority 99 by default.
2123
	 *
2124
	 * This is run late, so that it can still activate a module if
2125
	 * the new module is a replacement for another that the user
2126
	 * currently has active, even if something at the normal priority
2127
	 * would kibosh everything.
2128
	 *
2129
	 * @since 2.6
2130
	 * @uses jetpack_get_default_modules filter
2131
	 * @param array $modules
2132
	 * @return array
2133
	 */
2134
	function handle_deprecated_modules( $modules ) {
2135
		$deprecated_modules = array(
2136
			'debug'            => null,  // Closed out and moved to ./class.jetpack-debugger.php
2137
			'wpcc'             => 'sso', // Closed out in 2.6 -- SSO provides the same functionality.
2138
			'gplus-authorship' => null,  // Closed out in 3.2 -- Google dropped support.
2139
		);
2140
2141
		// Don't activate SSO if they never completed activating WPCC.
2142
		if ( Jetpack::is_module_active( 'wpcc' ) ) {
2143
			$wpcc_options = Jetpack_Options::get_option( 'wpcc_options' );
2144
			if ( empty( $wpcc_options ) || empty( $wpcc_options['client_id'] ) || empty( $wpcc_options['client_id'] ) ) {
2145
				$deprecated_modules['wpcc'] = null;
2146
			}
2147
		}
2148
2149
		foreach ( $deprecated_modules as $module => $replacement ) {
2150
			if ( Jetpack::is_module_active( $module ) ) {
2151
				self::deactivate_module( $module );
2152
				if ( $replacement ) {
2153
					$modules[] = $replacement;
2154
				}
2155
			}
2156
		}
2157
2158
		return array_unique( $modules );
2159
	}
2160
2161
	/**
2162
	 * Checks activated plugins during auto-activation to determine
2163
	 * if any of those plugins are in the list with a corresponding module
2164
	 * that is not compatible with the plugin. The module will not be allowed
2165
	 * to auto-activate.
2166
	 *
2167
	 * @since 2.6
2168
	 * @uses jetpack_get_default_modules filter
2169
	 * @param array $modules
2170
	 * @return array
2171
	 */
2172
	function filter_default_modules( $modules ) {
2173
2174
		$active_plugins = self::get_active_plugins();
2175
2176
		if ( ! empty( $active_plugins ) ) {
2177
2178
			// For each module we'd like to auto-activate...
2179
			foreach ( $modules as $key => $module ) {
2180
				// If there are potential conflicts for it...
2181
				if ( ! empty( $this->conflicting_plugins[ $module ] ) ) {
2182
					// For each potential conflict...
2183
					foreach ( $this->conflicting_plugins[ $module ] as $title => $plugin ) {
2184
						// If that conflicting plugin is active...
2185
						if ( in_array( $plugin, $active_plugins ) ) {
2186
							// Remove that item from being auto-activated.
2187
							unset( $modules[ $key ] );
2188
						}
2189
					}
2190
				}
2191
			}
2192
		}
2193
2194
		return $modules;
2195
	}
2196
2197
	/**
2198
	 * Extract a module's slug from its full path.
2199
	 */
2200
	public static function get_module_slug( $file ) {
2201
		return str_replace( '.php', '', basename( $file ) );
2202
	}
2203
2204
	/**
2205
	 * Generate a module's path from its slug.
2206
	 */
2207
	public static function get_module_path( $slug ) {
2208
		return JETPACK__PLUGIN_DIR . "modules/$slug.php";
2209
	}
2210
2211
	/**
2212
	 * Load module data from module file. Headers differ from WordPress
2213
	 * plugin headers to avoid them being identified as standalone
2214
	 * plugins on the WordPress plugins page.
2215
	 */
2216
	public static function get_module( $module ) {
2217
		$headers = array(
2218
			'name'                      => 'Module Name',
2219
			'description'               => 'Module Description',
2220
			'jumpstart_desc'            => 'Jumpstart Description',
2221
			'sort'                      => 'Sort Order',
2222
			'recommendation_order'      => 'Recommendation Order',
2223
			'introduced'                => 'First Introduced',
2224
			'changed'                   => 'Major Changes In',
2225
			'deactivate'                => 'Deactivate',
2226
			'free'                      => 'Free',
2227
			'requires_connection'       => 'Requires Connection',
2228
			'auto_activate'             => 'Auto Activate',
2229
			'module_tags'               => 'Module Tags',
2230
			'feature'                   => 'Feature',
2231
			'additional_search_queries' => 'Additional Search Queries',
2232
		);
2233
2234
		$file = Jetpack::get_module_path( Jetpack::get_module_slug( $module ) );
2235
2236
		$mod = Jetpack::get_file_data( $file, $headers );
2237
		if ( empty( $mod['name'] ) ) {
2238
			return false;
2239
		}
2240
2241
		$mod['sort']                    = empty( $mod['sort'] ) ? 10 : (int) $mod['sort'];
2242
		$mod['recommendation_order']    = empty( $mod['recommendation_order'] ) ? 20 : (int) $mod['recommendation_order'];
2243
		$mod['deactivate']              = empty( $mod['deactivate'] );
2244
		$mod['free']                    = empty( $mod['free'] );
2245
		$mod['requires_connection']     = ( ! empty( $mod['requires_connection'] ) && 'No' == $mod['requires_connection'] ) ? false : true;
2246
2247
		if ( empty( $mod['auto_activate'] ) || ! in_array( strtolower( $mod['auto_activate'] ), array( 'yes', 'no', 'public' ) ) ) {
2248
			$mod['auto_activate'] = 'No';
2249
		} else {
2250
			$mod['auto_activate'] = (string) $mod['auto_activate'];
2251
		}
2252
2253
		if ( $mod['module_tags'] ) {
2254
			$mod['module_tags'] = explode( ',', $mod['module_tags'] );
2255
			$mod['module_tags'] = array_map( 'trim', $mod['module_tags'] );
2256
			$mod['module_tags'] = array_map( array( __CLASS__, 'translate_module_tag' ), $mod['module_tags'] );
2257
		} else {
2258
			$mod['module_tags'] = array( self::translate_module_tag( 'Other' ) );
2259
		}
2260
2261
		if ( $mod['feature'] ) {
2262
			$mod['feature'] = explode( ',', $mod['feature'] );
2263
			$mod['feature'] = array_map( 'trim', $mod['feature'] );
2264
		} else {
2265
			$mod['feature'] = array( self::translate_module_tag( 'Other' ) );
2266
		}
2267
2268
		/**
2269
		 * Filters the feature array on a module.
2270
		 *
2271
		 * This filter allows you to control where each module is filtered: Recommended,
2272
		 * Jumpstart, and the default "Other" listing.
2273
		 *
2274
		 * @since 3.5.0
2275
		 *
2276
		 * @param array   $mod['feature'] The areas to feature this module:
2277
		 *     'Jumpstart' adds to the "Jumpstart" option to activate many modules at once.
2278
		 *     'Recommended' shows on the main Jetpack admin screen.
2279
		 *     'Other' should be the default if no other value is in the array.
2280
		 * @param string  $module The slug of the module, e.g. sharedaddy.
2281
		 * @param array   $mod All the currently assembled module data.
2282
		 */
2283
		$mod['feature'] = apply_filters( 'jetpack_module_feature', $mod['feature'], $module, $mod );
2284
2285
		/**
2286
		 * Filter the returned data about a module.
2287
		 *
2288
		 * This filter allows overriding any info about Jetpack modules. It is dangerous,
2289
		 * so please be careful.
2290
		 *
2291
		 * @since 3.6.0
2292
		 *
2293
		 * @param array   $mod    The details of the requested module.
2294
		 * @param string  $module The slug of the module, e.g. sharedaddy
2295
		 * @param string  $file   The path to the module source file.
2296
		 */
2297
		return apply_filters( 'jetpack_get_module', $mod, $module, $file );
2298
	}
2299
2300
	/**
2301
	 * Like core's get_file_data implementation, but caches the result.
2302
	 */
2303
	public static function get_file_data( $file, $headers ) {
2304
		//Get just the filename from $file (i.e. exclude full path) so that a consistent hash is generated
2305
		$file_name = basename( $file );
2306
		$file_data_option = Jetpack_Options::get_option( 'file_data', array() );
2307
		$key              = md5( $file_name . serialize( $headers ) );
2308
		$refresh_cache    = is_admin() && isset( $_GET['page'] ) && 'jetpack' === substr( $_GET['page'], 0, 7 );
2309
2310
		// If we don't need to refresh the cache, and already have the value, short-circuit!
2311
		if ( ! $refresh_cache && isset( $file_data_option[ JETPACK__VERSION ][ $key ] ) ) {
2312
			return $file_data_option[ JETPACK__VERSION ][ $key ];
2313
		}
2314
2315
		$data = get_file_data( $file, $headers );
2316
2317
		// Strip out any old Jetpack versions that are cluttering the option.
2318
		//
2319
		// We maintain the data for the current version of Jetpack plus the previous version
2320
		// to prevent repeated DB hits on large sites hosted with multiple web servers
2321
		// on a single database (since all web servers might not be updated simultaneously)
2322
2323
		$file_data_option[ JETPACK__VERSION ][ $key ] = $data;
2324
2325
		if ( count( $file_data_option ) > 2 ) {
2326
			$count = 0;
2327
			krsort( $file_data_option );
2328
			foreach ( $file_data_option as $version => $values ) {
2329
				$count++;
2330
				if ( $count > 2 && JETPACK__VERSION != $version ) {
2331
					unset( $file_data_option[ $version ] );
2332
				}
2333
			}
2334
		}
2335
2336
		Jetpack_Options::update_option( 'file_data', $file_data_option );
2337
2338
		return $data;
2339
	}
2340
2341
2342
	/**
2343
	 * Return translated module tag.
2344
	 *
2345
	 * @param string $tag Tag as it appears in each module heading.
2346
	 *
2347
	 * @return mixed
2348
	 */
2349
	public static function translate_module_tag( $tag ) {
2350
		return jetpack_get_module_i18n_tag( $tag );
2351
	}
2352
2353
	/**
2354
	 * Return module name translation. Uses matching string created in modules/module-headings.php.
2355
	 *
2356
	 * @since 3.9.2
2357
	 *
2358
	 * @param array $modules
2359
	 *
2360
	 * @return string|void
2361
	 */
2362
	public static function get_translated_modules( $modules ) {
2363
		foreach ( $modules as $index => $module ) {
2364
			$i18n_module = jetpack_get_module_i18n( $module['module'] );
2365
			if ( isset( $module['name'] ) ) {
2366
				$modules[ $index ]['name'] = $i18n_module['name'];
2367
			}
2368
			if ( isset( $module['description'] ) ) {
2369
				$modules[ $index ]['description'] = $i18n_module['description'];
2370
				$modules[ $index ]['short_description'] = $i18n_module['description'];
2371
			}
2372
		}
2373
		return $modules;
2374
	}
2375
2376
	/**
2377
	 * Get a list of activated modules as an array of module slugs.
2378
	 */
2379
	public static function get_active_modules() {
2380
		$active = Jetpack_Options::get_option( 'active_modules' );
2381
2382
		if ( ! is_array( $active ) ) {
2383
			$active = array();
2384
		}
2385
2386
		if ( class_exists( 'VaultPress' ) || function_exists( 'vaultpress_contact_service' ) ) {
2387
			$active[] = 'vaultpress';
2388
		} else {
2389
			$active = array_diff( $active, array( 'vaultpress' ) );
2390
		}
2391
2392
		//If protect is active on the main site of a multisite, it should be active on all sites.
2393
		if ( ! in_array( 'protect', $active ) && is_multisite() && get_site_option( 'jetpack_protect_active' ) ) {
2394
			$active[] = 'protect';
2395
		}
2396
2397
		return array_unique( $active );
2398
	}
2399
2400
	/**
2401
	 * Check whether or not a Jetpack module is active.
2402
	 *
2403
	 * @param string $module The slug of a Jetpack module.
2404
	 * @return bool
2405
	 *
2406
	 * @static
2407
	 */
2408
	public static function is_module_active( $module ) {
2409
		return in_array( $module, self::get_active_modules() );
2410
	}
2411
2412
	public static function is_module( $module ) {
2413
		return ! empty( $module ) && ! validate_file( $module, Jetpack::get_available_modules() );
2414
	}
2415
2416
	/**
2417
	 * Catches PHP errors.  Must be used in conjunction with output buffering.
2418
	 *
2419
	 * @param bool $catch True to start catching, False to stop.
2420
	 *
2421
	 * @static
2422
	 */
2423
	public static function catch_errors( $catch ) {
2424
		static $display_errors, $error_reporting;
2425
2426
		if ( $catch ) {
2427
			$display_errors  = @ini_set( 'display_errors', 1 );
2428
			$error_reporting = @error_reporting( E_ALL );
2429
			add_action( 'shutdown', array( 'Jetpack', 'catch_errors_on_shutdown' ), 0 );
2430
		} else {
2431
			@ini_set( 'display_errors', $display_errors );
2432
			@error_reporting( $error_reporting );
2433
			remove_action( 'shutdown', array( 'Jetpack', 'catch_errors_on_shutdown' ), 0 );
2434
		}
2435
	}
2436
2437
	/**
2438
	 * Saves any generated PHP errors in ::state( 'php_errors', {errors} )
2439
	 */
2440
	public static function catch_errors_on_shutdown() {
2441
		Jetpack::state( 'php_errors', self::alias_directories( ob_get_clean() ) );
2442
	}
2443
2444
	/**
2445
	 * Rewrite any string to make paths easier to read.
2446
	 *
2447
	 * Rewrites ABSPATH (eg `/home/jetpack/wordpress/`) to ABSPATH, and if WP_CONTENT_DIR
2448
	 * is located outside of ABSPATH, rewrites that to WP_CONTENT_DIR.
2449
	 *
2450
	 * @param $string
2451
	 * @return mixed
2452
	 */
2453
	public static function alias_directories( $string ) {
2454
		// ABSPATH has a trailing slash.
2455
		$string = str_replace( ABSPATH, 'ABSPATH/', $string );
2456
		// WP_CONTENT_DIR does not have a trailing slash.
2457
		$string = str_replace( WP_CONTENT_DIR, 'WP_CONTENT_DIR', $string );
2458
2459
		return $string;
2460
	}
2461
2462
	public static function activate_default_modules( $min_version = false, $max_version = false, $other_modules = array(), $redirect = true ) {
2463
		$jetpack = Jetpack::init();
2464
2465
		$modules = Jetpack::get_default_modules( $min_version, $max_version );
2466
		$modules = array_merge( $other_modules, $modules );
2467
2468
		// Look for standalone plugins and disable if active.
2469
2470
		$to_deactivate = array();
2471
		foreach ( $modules as $module ) {
2472
			if ( isset( $jetpack->plugins_to_deactivate[$module] ) ) {
2473
				$to_deactivate[$module] = $jetpack->plugins_to_deactivate[$module];
2474
			}
2475
		}
2476
2477
		$deactivated = array();
2478
		foreach ( $to_deactivate as $module => $deactivate_me ) {
2479
			list( $probable_file, $probable_title ) = $deactivate_me;
2480
			if ( Jetpack_Client_Server::deactivate_plugin( $probable_file, $probable_title ) ) {
2481
				$deactivated[] = $module;
2482
			}
2483
		}
2484
2485
		if ( $deactivated && $redirect ) {
2486
			Jetpack::state( 'deactivated_plugins', join( ',', $deactivated ) );
2487
2488
			$url = add_query_arg(
2489
				array(
2490
					'action'   => 'activate_default_modules',
2491
					'_wpnonce' => wp_create_nonce( 'activate_default_modules' ),
2492
				),
2493
				add_query_arg( compact( 'min_version', 'max_version', 'other_modules' ), Jetpack::admin_url( 'page=jetpack' ) )
2494
			);
2495
			wp_safe_redirect( $url );
2496
			exit;
2497
		}
2498
2499
		/**
2500
		 * Fires before default modules are activated.
2501
		 *
2502
		 * @since 1.9.0
2503
		 *
2504
		 * @param string $min_version Minimum version number required to use modules.
2505
		 * @param string $max_version Maximum version number required to use modules.
2506
		 * @param array $other_modules Array of other modules to activate alongside the default modules.
2507
		 */
2508
		do_action( 'jetpack_before_activate_default_modules', $min_version, $max_version, $other_modules );
2509
2510
		// Check each module for fatal errors, a la wp-admin/plugins.php::activate before activating
2511
		Jetpack::restate();
2512
		Jetpack::catch_errors( true );
2513
2514
		$active = Jetpack::get_active_modules();
2515
2516
		foreach ( $modules as $module ) {
2517
			if ( did_action( "jetpack_module_loaded_$module" ) ) {
2518
				$active[] = $module;
2519
				self::update_active_modules( $active );
2520
				continue;
2521
			}
2522
2523
			if ( in_array( $module, $active ) ) {
2524
				$module_info = Jetpack::get_module( $module );
2525
				if ( ! $module_info['deactivate'] ) {
2526
					$state = in_array( $module, $other_modules ) ? 'reactivated_modules' : 'activated_modules';
2527 View Code Duplication
					if ( $active_state = Jetpack::state( $state ) ) {
2528
						$active_state = explode( ',', $active_state );
2529
					} else {
2530
						$active_state = array();
2531
					}
2532
					$active_state[] = $module;
2533
					Jetpack::state( $state, implode( ',', $active_state ) );
2534
				}
2535
				continue;
2536
			}
2537
2538
			$file = Jetpack::get_module_path( $module );
2539
			if ( ! file_exists( $file ) ) {
2540
				continue;
2541
			}
2542
2543
			// we'll override this later if the plugin can be included without fatal error
2544
			if ( $redirect ) {
2545
				wp_safe_redirect( Jetpack::admin_url( 'page=jetpack' ) );
2546
			}
2547
			Jetpack::state( 'error', 'module_activation_failed' );
2548
			Jetpack::state( 'module', $module );
2549
			ob_start();
2550
			require $file;
2551
2552
			$active[] = $module;
2553
			$state    = in_array( $module, $other_modules ) ? 'reactivated_modules' : 'activated_modules';
2554 View Code Duplication
			if ( $active_state = Jetpack::state( $state ) ) {
2555
				$active_state = explode( ',', $active_state );
2556
			} else {
2557
				$active_state = array();
2558
			}
2559
			$active_state[] = $module;
2560
			Jetpack::state( $state, implode( ',', $active_state ) );
2561
			Jetpack::update_active_modules( $active );
2562
2563
			ob_end_clean();
2564
		}
2565
		Jetpack::state( 'error', false );
2566
		Jetpack::state( 'module', false );
2567
		Jetpack::catch_errors( false );
2568
		/**
2569
		 * Fires when default modules are activated.
2570
		 *
2571
		 * @since 1.9.0
2572
		 *
2573
		 * @param string $min_version Minimum version number required to use modules.
2574
		 * @param string $max_version Maximum version number required to use modules.
2575
		 * @param array $other_modules Array of other modules to activate alongside the default modules.
2576
		 */
2577
		do_action( 'jetpack_activate_default_modules', $min_version, $max_version, $other_modules );
2578
	}
2579
2580
	public static function activate_module( $module, $exit = true, $redirect = true ) {
2581
		/**
2582
		 * Fires before a module is activated.
2583
		 *
2584
		 * @since 2.6.0
2585
		 *
2586
		 * @param string $module Module slug.
2587
		 * @param bool $exit Should we exit after the module has been activated. Default to true.
2588
		 * @param bool $redirect Should the user be redirected after module activation? Default to true.
2589
		 */
2590
		do_action( 'jetpack_pre_activate_module', $module, $exit, $redirect );
2591
2592
		$jetpack = Jetpack::init();
2593
2594
		if ( ! strlen( $module ) )
2595
			return false;
2596
2597
		if ( ! Jetpack::is_module( $module ) )
2598
			return false;
2599
2600
		// If it's already active, then don't do it again
2601
		$active = Jetpack::get_active_modules();
2602
		foreach ( $active as $act ) {
2603
			if ( $act == $module )
2604
				return true;
2605
		}
2606
2607
		$module_data = Jetpack::get_module( $module );
2608
2609
		if ( ! Jetpack::is_active() ) {
2610
			if ( !Jetpack::is_development_mode() )
2611
				return false;
2612
2613
			// If we're not connected but in development mode, make sure the module doesn't require a connection
2614
			if ( Jetpack::is_development_mode() && $module_data['requires_connection'] )
2615
				return false;
2616
		}
2617
2618
		// Check and see if the old plugin is active
2619
		if ( isset( $jetpack->plugins_to_deactivate[ $module ] ) ) {
2620
			// Deactivate the old plugin
2621
			if ( Jetpack_Client_Server::deactivate_plugin( $jetpack->plugins_to_deactivate[ $module ][0], $jetpack->plugins_to_deactivate[ $module ][1] ) ) {
2622
				// If we deactivated the old plugin, remembere that with ::state() and redirect back to this page to activate the module
2623
				// We can't activate the module on this page load since the newly deactivated old plugin is still loaded on this page load.
2624
				Jetpack::state( 'deactivated_plugins', $module );
2625
				wp_safe_redirect( add_query_arg( 'jetpack_restate', 1 ) );
2626
				exit;
2627
			}
2628
		}
2629
2630
		// Protect won't work with mis-configured IPs
2631
		if ( 'protect' === $module ) {
2632
			include_once JETPACK__PLUGIN_DIR . 'modules/protect/shared-functions.php';
2633
			if ( ! jetpack_protect_get_ip() ) {
2634
				Jetpack::state( 'message', 'protect_misconfigured_ip' );
2635
				return false;
2636
			}
2637
		}
2638
2639
		// Check the file for fatal errors, a la wp-admin/plugins.php::activate
2640
		Jetpack::state( 'module', $module );
2641
		Jetpack::state( 'error', 'module_activation_failed' ); // we'll override this later if the plugin can be included without fatal error
2642
2643
		Jetpack::catch_errors( true );
2644
		ob_start();
2645
		require Jetpack::get_module_path( $module );
2646
		/** This action is documented in class.jetpack.php */
2647
		do_action( 'jetpack_activate_module', $module );
2648
		$active[] = $module;
2649
		Jetpack::update_active_modules( $active );
2650
2651
		Jetpack::state( 'error', false ); // the override
2652
		ob_end_clean();
2653
		Jetpack::catch_errors( false );
2654
2655
		// A flag for Jump Start so it's not shown again. Only set if it hasn't been yet.
2656 View Code Duplication
		if ( 'new_connection' === Jetpack_Options::get_option( 'jumpstart' ) ) {
2657
			Jetpack_Options::update_option( 'jumpstart', 'jetpack_action_taken' );
2658
2659
			//Jump start is being dismissed send data to MC Stats
2660
			$jetpack->stat( 'jumpstart', 'manual,'.$module );
2661
2662
			$jetpack->do_stats( 'server_side' );
2663
		}
2664
2665
		if ( $redirect ) {
2666
			wp_safe_redirect( Jetpack::admin_url( 'page=jetpack' ) );
2667
		}
2668
		if ( $exit ) {
2669
			exit;
2670
		}
2671
		return true;
2672
	}
2673
2674
	function activate_module_actions( $module ) {
0 ignored issues
show
The parameter $module is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
2675
		_deprecated_function( __METHOD__, 'jeptack-4.2' );
2676
	}
2677
2678
	public static function deactivate_module( $module ) {
2679
		/**
2680
		 * Fires when a module is deactivated.
2681
		 *
2682
		 * @since 1.9.0
2683
		 *
2684
		 * @param string $module Module slug.
2685
		 */
2686
		do_action( 'jetpack_pre_deactivate_module', $module );
2687
2688
		$jetpack = Jetpack::init();
2689
2690
		$active = Jetpack::get_active_modules();
2691
		$new    = array_filter( array_diff( $active, (array) $module ) );
2692
2693
		// A flag for Jump Start so it's not shown again.
2694 View Code Duplication
		if ( 'new_connection' === Jetpack_Options::get_option( 'jumpstart' ) ) {
2695
			Jetpack_Options::update_option( 'jumpstart', 'jetpack_action_taken' );
2696
2697
			//Jump start is being dismissed send data to MC Stats
2698
			$jetpack->stat( 'jumpstart', 'manual,deactivated-'.$module );
2699
2700
			$jetpack->do_stats( 'server_side' );
2701
		}
2702
2703
		return self::update_active_modules( $new );
2704
	}
2705
2706
	public static function enable_module_configurable( $module ) {
2707
		$module = Jetpack::get_module_slug( $module );
2708
		add_filter( 'jetpack_module_configurable_' . $module, '__return_true' );
2709
	}
2710
2711
	public static function module_configuration_url( $module ) {
2712
		$module = Jetpack::get_module_slug( $module );
2713
		return Jetpack::admin_url( array( 'page' => 'jetpack', 'configure' => $module ) );
2714
	}
2715
2716
	public static function module_configuration_load( $module, $method ) {
2717
		$module = Jetpack::get_module_slug( $module );
2718
		add_action( 'jetpack_module_configuration_load_' . $module, $method );
2719
	}
2720
2721
	public static function module_configuration_head( $module, $method ) {
2722
		$module = Jetpack::get_module_slug( $module );
2723
		add_action( 'jetpack_module_configuration_head_' . $module, $method );
2724
	}
2725
2726
	public static function module_configuration_screen( $module, $method ) {
2727
		$module = Jetpack::get_module_slug( $module );
2728
		add_action( 'jetpack_module_configuration_screen_' . $module, $method );
2729
	}
2730
2731
	public static function module_configuration_activation_screen( $module, $method ) {
2732
		$module = Jetpack::get_module_slug( $module );
2733
		add_action( 'display_activate_module_setting_' . $module, $method );
2734
	}
2735
2736
/* Installation */
2737
2738
	public static function bail_on_activation( $message, $deactivate = true ) {
2739
?>
2740
<!doctype html>
2741
<html>
2742
<head>
2743
<meta charset="<?php bloginfo( 'charset' ); ?>">
2744
<style>
2745
* {
2746
	text-align: center;
2747
	margin: 0;
2748
	padding: 0;
2749
	font-family: "Lucida Grande",Verdana,Arial,"Bitstream Vera Sans",sans-serif;
2750
}
2751
p {
2752
	margin-top: 1em;
2753
	font-size: 18px;
2754
}
2755
</style>
2756
<body>
2757
<p><?php echo esc_html( $message ); ?></p>
2758
</body>
2759
</html>
2760
<?php
2761
		if ( $deactivate ) {
2762
			$plugins = get_option( 'active_plugins' );
2763
			$jetpack = plugin_basename( JETPACK__PLUGIN_DIR . 'jetpack.php' );
2764
			$update  = false;
2765
			foreach ( $plugins as $i => $plugin ) {
2766
				if ( $plugin === $jetpack ) {
2767
					$plugins[$i] = false;
2768
					$update = true;
2769
				}
2770
			}
2771
2772
			if ( $update ) {
2773
				update_option( 'active_plugins', array_filter( $plugins ) );
2774
			}
2775
		}
2776
		exit;
2777
	}
2778
2779
	/**
2780
	 * Attached to activate_{ plugin_basename( __FILES__ ) } by register_activation_hook()
2781
	 * @static
2782
	 */
2783
	public static function plugin_activation( $network_wide ) {
2784
		Jetpack_Options::update_option( 'activated', 1 );
2785
2786
		if ( version_compare( $GLOBALS['wp_version'], JETPACK__MINIMUM_WP_VERSION, '<' ) ) {
2787
			Jetpack::bail_on_activation( sprintf( __( 'Jetpack requires WordPress version %s or later.', 'jetpack' ), JETPACK__MINIMUM_WP_VERSION ) );
2788
		}
2789
2790
		if ( $network_wide )
2791
			Jetpack::state( 'network_nag', true );
2792
2793
		// For firing one-off events (notices) immediately after activation
2794
		set_transient( 'activated_jetpack', true, .1 * MINUTE_IN_SECONDS );
2795
2796
		Jetpack::plugin_initialize();
2797
	}
2798
	/**
2799
	 * Runs before bumping version numbers up to a new version
2800
	 * @param  (string) $version    Version:timestamp
2801
	 * @param  (string) $old_version Old Version:timestamp or false if not set yet.
2802
	 * @return null              [description]
2803
	 */
2804
	public static function do_version_bump( $version, $old_version ) {
2805
2806
		if ( ! $old_version ) { // For new sites
2807
			// Setting up jetpack manage
2808
			Jetpack::activate_manage();
2809
		}
2810
	}
2811
2812
	/**
2813
	 * Sets the internal version number and activation state.
2814
	 * @static
2815
	 */
2816
	public static function plugin_initialize() {
2817
		if ( ! Jetpack_Options::get_option( 'activated' ) ) {
2818
			Jetpack_Options::update_option( 'activated', 2 );
2819
		}
2820
2821 View Code Duplication
		if ( ! Jetpack_Options::get_option( 'version' ) ) {
2822
			$version = $old_version = JETPACK__VERSION . ':' . time();
2823
			/** This action is documented in class.jetpack.php */
2824
			do_action( 'updating_jetpack_version', $version, false );
2825
			Jetpack_Options::update_options( compact( 'version', 'old_version' ) );
2826
		}
2827
2828
		Jetpack::load_modules();
2829
2830
		Jetpack_Options::delete_option( 'do_activate' );
2831
	}
2832
2833
	/**
2834
	 * Removes all connection options
2835
	 * @static
2836
	 */
2837
	public static function plugin_deactivation( ) {
2838
		require_once( ABSPATH . '/wp-admin/includes/plugin.php' );
2839
		if( is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {
2840
			Jetpack_Network::init()->deactivate();
2841
		} else {
2842
			Jetpack::disconnect( false );
2843
			//Jetpack_Heartbeat::init()->deactivate();
2844
		}
2845
	}
2846
2847
	/**
2848
	 * Disconnects from the Jetpack servers.
2849
	 * Forgets all connection details and tells the Jetpack servers to do the same.
2850
	 * @static
2851
	 */
2852
	public static function disconnect( $update_activated_state = true ) {
2853
		wp_clear_scheduled_hook( 'jetpack_clean_nonces' );
2854
		Jetpack::clean_nonces( true );
2855
2856
		// If the site is in an IDC because sync is not allowed,
2857
		// let's make sure to not disconnect the production site.
2858
		if ( ! self::validate_sync_error_idc_option() ) {
2859
			JetpackTracking::record_user_event( 'disconnect_site', array() );
2860
			Jetpack::load_xml_rpc_client();
2861
			$xml = new Jetpack_IXR_Client();
2862
			$xml->query( 'jetpack.deregister' );
2863
		}
2864
2865
		Jetpack_Options::delete_option(
2866
			array(
2867
				'register',
2868
				'blog_token',
2869
				'user_token',
2870
				'user_tokens',
2871
				'master_user',
2872
				'time_diff',
2873
				'fallback_no_verify_ssl_certs',
2874
			)
2875
		);
2876
2877
		Jetpack_IDC::clear_all_idc_options();
2878
2879
		if ( $update_activated_state ) {
2880
			Jetpack_Options::update_option( 'activated', 4 );
2881
		}
2882
2883
		if ( $jetpack_unique_connection = Jetpack_Options::get_option( 'unique_connection' ) ) {
2884
			// Check then record unique disconnection if site has never been disconnected previously
2885
			if ( - 1 == $jetpack_unique_connection['disconnected'] ) {
2886
				$jetpack_unique_connection['disconnected'] = 1;
2887
			} else {
2888
				if ( 0 == $jetpack_unique_connection['disconnected'] ) {
2889
					//track unique disconnect
2890
					$jetpack = Jetpack::init();
2891
2892
					$jetpack->stat( 'connections', 'unique-disconnect' );
2893
					$jetpack->do_stats( 'server_side' );
2894
				}
2895
				// increment number of times disconnected
2896
				$jetpack_unique_connection['disconnected'] += 1;
2897
			}
2898
2899
			Jetpack_Options::update_option( 'unique_connection', $jetpack_unique_connection );
2900
		}
2901
2902
		// Delete cached connected user data
2903
		$transient_key = "jetpack_connected_user_data_" . get_current_user_id();
2904
		delete_transient( $transient_key );
2905
2906
		// Delete all the sync related data. Since it could be taking up space.
2907
		require_once JETPACK__PLUGIN_DIR . 'sync/class.jetpack-sync-sender.php';
2908
		Jetpack_Sync_Sender::get_instance()->uninstall();
2909
2910
		// Disable the Heartbeat cron
2911
		Jetpack_Heartbeat::init()->deactivate();
2912
	}
2913
2914
	/**
2915
	 * Unlinks the current user from the linked WordPress.com user
2916
	 */
2917
	public static function unlink_user( $user_id = null ) {
2918
		if ( ! $tokens = Jetpack_Options::get_option( 'user_tokens' ) )
2919
			return false;
2920
2921
		$user_id = empty( $user_id ) ? get_current_user_id() : intval( $user_id );
2922
2923
		if ( Jetpack_Options::get_option( 'master_user' ) == $user_id )
2924
			return false;
2925
2926
		if ( ! isset( $tokens[ $user_id ] ) )
2927
			return false;
2928
2929
		Jetpack::load_xml_rpc_client();
2930
		$xml = new Jetpack_IXR_Client( compact( 'user_id' ) );
2931
		$xml->query( 'jetpack.unlink_user', $user_id );
2932
2933
		unset( $tokens[ $user_id ] );
2934
2935
		Jetpack_Options::update_option( 'user_tokens', $tokens );
2936
2937
		/**
2938
		 * Fires after the current user has been unlinked from WordPress.com.
2939
		 *
2940
		 * @since 4.1.0
2941
		 *
2942
		 * @param int $user_id The current user's ID.
2943
		 */
2944
		do_action( 'jetpack_unlinked_user', $user_id );
2945
2946
		return true;
2947
	}
2948
2949
	/**
2950
	 * Attempts Jetpack registration.  If it fail, a state flag is set: @see ::admin_page_load()
2951
	 */
2952
	public static function try_registration() {
2953
		// Let's get some testing in beta versions and such.
2954
		if ( self::is_development_version() && defined( 'PHP_URL_HOST' ) ) {
2955
			// Before attempting to connect, let's make sure that the domains are viable.
2956
			$domains_to_check = array_unique( array(
2957
				'siteurl' => parse_url( get_site_url(), PHP_URL_HOST ),
2958
				'homeurl' => parse_url( get_home_url(), PHP_URL_HOST ),
2959
			) );
2960
			foreach ( $domains_to_check as $domain ) {
2961
				$result = Jetpack_Data::is_usable_domain( $domain );
2962
				if ( is_wp_error( $result ) ) {
2963
					return $result;
2964
				}
2965
			}
2966
		}
2967
2968
		$result = Jetpack::register();
2969
2970
		// If there was an error with registration and the site was not registered, record this so we can show a message.
2971
		if ( ! $result || is_wp_error( $result ) ) {
2972
			return $result;
2973
		} else {
2974
			return true;
2975
		}
2976
	}
2977
2978
	/**
2979
	 * Tracking an internal event log. Try not to put too much chaff in here.
2980
	 *
2981
	 * [Everyone Loves a Log!](https://www.youtube.com/watch?v=2C7mNr5WMjA)
2982
	 */
2983
	public static function log( $code, $data = null ) {
2984
		// only grab the latest 200 entries
2985
		$log = array_slice( Jetpack_Options::get_option( 'log', array() ), -199, 199 );
2986
2987
		// Append our event to the log
2988
		$log_entry = array(
2989
			'time'    => time(),
2990
			'user_id' => get_current_user_id(),
2991
			'blog_id' => Jetpack_Options::get_option( 'id' ),
2992
			'code'    => $code,
2993
		);
2994
		// Don't bother storing it unless we've got some.
2995
		if ( ! is_null( $data ) ) {
2996
			$log_entry['data'] = $data;
2997
		}
2998
		$log[] = $log_entry;
2999
3000
		// Try add_option first, to make sure it's not autoloaded.
3001
		// @todo: Add an add_option method to Jetpack_Options
3002
		if ( ! add_option( 'jetpack_log', $log, null, 'no' ) ) {
3003
			Jetpack_Options::update_option( 'log', $log );
3004
		}
3005
3006
		/**
3007
		 * Fires when Jetpack logs an internal event.
3008
		 *
3009
		 * @since 3.0.0
3010
		 *
3011
		 * @param array $log_entry {
3012
		 *	Array of details about the log entry.
3013
		 *
3014
		 *	@param string time Time of the event.
3015
		 *	@param int user_id ID of the user who trigerred the event.
3016
		 *	@param int blog_id Jetpack Blog ID.
3017
		 *	@param string code Unique name for the event.
3018
		 *	@param string data Data about the event.
3019
		 * }
3020
		 */
3021
		do_action( 'jetpack_log_entry', $log_entry );
3022
	}
3023
3024
	/**
3025
	 * Get the internal event log.
3026
	 *
3027
	 * @param $event (string) - only return the specific log events
3028
	 * @param $num   (int)    - get specific number of latest results, limited to 200
3029
	 *
3030
	 * @return array of log events || WP_Error for invalid params
3031
	 */
3032
	public static function get_log( $event = false, $num = false ) {
3033
		if ( $event && ! is_string( $event ) ) {
3034
			return new WP_Error( __( 'First param must be string or empty', 'jetpack' ) );
3035
		}
3036
3037
		if ( $num && ! is_numeric( $num ) ) {
3038
			return new WP_Error( __( 'Second param must be numeric or empty', 'jetpack' ) );
3039
		}
3040
3041
		$entire_log = Jetpack_Options::get_option( 'log', array() );
3042
3043
		// If nothing set - act as it did before, otherwise let's start customizing the output
3044
		if ( ! $num && ! $event ) {
3045
			return $entire_log;
3046
		} else {
3047
			$entire_log = array_reverse( $entire_log );
3048
		}
3049
3050
		$custom_log_output = array();
3051
3052
		if ( $event ) {
3053
			foreach ( $entire_log as $log_event ) {
3054
				if ( $event == $log_event[ 'code' ] ) {
3055
					$custom_log_output[] = $log_event;
3056
				}
3057
			}
3058
		} else {
3059
			$custom_log_output = $entire_log;
3060
		}
3061
3062
		if ( $num ) {
3063
			$custom_log_output = array_slice( $custom_log_output, 0, $num );
3064
		}
3065
3066
		return $custom_log_output;
3067
	}
3068
3069
	/**
3070
	 * Log modification of important settings.
3071
	 */
3072
	public static function log_settings_change( $option, $old_value, $value ) {
0 ignored issues
show
The parameter $old_value is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
3073
		switch( $option ) {
3074
			case 'jetpack_sync_non_public_post_stati':
3075
				self::log( $option, $value );
3076
				break;
3077
		}
3078
	}
3079
3080
	/**
3081
	 * Return stat data for WPCOM sync
3082
	 */
3083
	public static function get_stat_data( $encode = true, $extended = true ) {
3084
		$data = Jetpack_Heartbeat::generate_stats_array();
3085
3086
		if ( $extended ) {
3087
			$additional_data = self::get_additional_stat_data();
3088
			$data = array_merge( $data, $additional_data );
3089
		}
3090
3091
		if ( $encode ) {
3092
			return json_encode( $data );
3093
		}
3094
3095
		return $data;
3096
	}
3097
3098
	/**
3099
	 * Get additional stat data to sync to WPCOM
3100
	 */
3101
	public static function get_additional_stat_data( $prefix = '' ) {
3102
		$return["{$prefix}themes"]         = Jetpack::get_parsed_theme_data();
3103
		$return["{$prefix}plugins-extra"]  = Jetpack::get_parsed_plugin_data();
3104
		$return["{$prefix}users"]          = (int) Jetpack::get_site_user_count();
3105
		$return["{$prefix}site-count"]     = 0;
3106
3107
		if ( function_exists( 'get_blog_count' ) ) {
3108
			$return["{$prefix}site-count"] = get_blog_count();
3109
		}
3110
		return $return;
3111
	}
3112
3113
	private static function get_site_user_count() {
3114
		global $wpdb;
3115
3116
		if ( function_exists( 'wp_is_large_network' ) ) {
3117
			if ( wp_is_large_network( 'users' ) ) {
3118
				return -1; // Not a real value but should tell us that we are dealing with a large network.
3119
			}
3120
		}
3121 View Code Duplication
		if ( false === ( $user_count = get_transient( 'jetpack_site_user_count' ) ) ) {
3122
			// It wasn't there, so regenerate the data and save the transient
3123
			$user_count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->usermeta WHERE meta_key = '{$wpdb->prefix}capabilities'" );
3124
			set_transient( 'jetpack_site_user_count', $user_count, DAY_IN_SECONDS );
3125
		}
3126
		return $user_count;
3127
	}
3128
3129
	/* Admin Pages */
3130
3131
	function admin_init() {
3132
		// If the plugin is not connected, display a connect message.
3133
		if (
3134
			// the plugin was auto-activated and needs its candy
3135
			Jetpack_Options::get_option_and_ensure_autoload( 'do_activate', '0' )
3136
		||
3137
			// the plugin is active, but was never activated.  Probably came from a site-wide network activation
3138
			! Jetpack_Options::get_option( 'activated' )
3139
		) {
3140
			Jetpack::plugin_initialize();
3141
		}
3142
3143
		if ( ! Jetpack::is_active() && ! Jetpack::is_development_mode() ) {
3144
			Jetpack_Connection_Banner::init();
3145
		} elseif ( false === Jetpack_Options::get_option( 'fallback_no_verify_ssl_certs' ) ) {
3146
			// Upgrade: 1.1 -> 1.1.1
3147
			// Check and see if host can verify the Jetpack servers' SSL certificate
3148
			$args = array();
3149
			Jetpack_Client::_wp_remote_request(
3150
				Jetpack::fix_url_for_bad_hosts( Jetpack::api_url( 'test' ) ),
3151
				$args,
3152
				true
3153
			);
3154
		} else if ( $this->can_display_jetpack_manage_notice() && ! Jetpack_Options::get_option( 'dismissed_manage_banner' ) ) {
3155
			// Show the notice on the Dashboard only for now
3156
			add_action( 'load-index.php', array( $this, 'prepare_manage_jetpack_notice' ) );
3157
		}
3158
3159
		if ( current_user_can( 'manage_options' ) && 'AUTO' == JETPACK_CLIENT__HTTPS && ! self::permit_ssl() ) {
3160
			add_action( 'jetpack_notices', array( $this, 'alert_auto_ssl_fail' ) );
3161
		}
3162
3163
		add_action( 'load-plugins.php', array( $this, 'intercept_plugin_error_scrape_init' ) );
3164
		add_action( 'admin_enqueue_scripts', array( $this, 'admin_menu_css' ) );
3165
		add_filter( 'plugin_action_links_' . plugin_basename( JETPACK__PLUGIN_DIR . 'jetpack.php' ), array( $this, 'plugin_action_links' ) );
3166
3167
		if ( Jetpack::is_active() || Jetpack::is_development_mode() ) {
3168
			// Artificially throw errors in certain whitelisted cases during plugin activation
3169
			add_action( 'activate_plugin', array( $this, 'throw_error_on_activate_plugin' ) );
3170
		}
3171
3172
		// Jetpack Manage Activation Screen from .com
3173
		Jetpack::module_configuration_activation_screen( 'manage', array( $this, 'manage_activate_screen' ) );
3174
3175
		// Add custom column in wp-admin/users.php to show whether user is linked.
3176
		add_filter( 'manage_users_columns',       array( $this, 'jetpack_icon_user_connected' ) );
3177
		add_action( 'manage_users_custom_column', array( $this, 'jetpack_show_user_connected_icon' ), 10, 3 );
3178
		add_action( 'admin_print_styles',         array( $this, 'jetpack_user_col_style' ) );
3179
	}
3180
3181
	function admin_body_class( $admin_body_class = '' ) {
3182
		$classes = explode( ' ', trim( $admin_body_class ) );
3183
3184
		$classes[] = self::is_active() ? 'jetpack-connected' : 'jetpack-disconnected';
3185
3186
		$admin_body_class = implode( ' ', array_unique( $classes ) );
3187
		return " $admin_body_class ";
3188
	}
3189
3190
	static function add_jetpack_pagestyles( $admin_body_class = '' ) {
3191
		return $admin_body_class . ' jetpack-pagestyles ';
3192
	}
3193
3194
	/**
3195
	 * Call this function if you want the Big Jetpack Manage Notice to show up.
3196
	 *
3197
	 * @return null
3198
	 */
3199
	function prepare_manage_jetpack_notice() {
3200
3201
		add_action( 'admin_print_styles', array( $this, 'admin_banner_styles' ) );
3202
		add_action( 'admin_notices', array( $this, 'admin_jetpack_manage_notice' ) );
3203
	}
3204
3205
	function manage_activate_screen() {
3206
		include ( JETPACK__PLUGIN_DIR . 'modules/manage/activate-admin.php' );
3207
	}
3208
	/**
3209
	 * Sometimes a plugin can activate without causing errors, but it will cause errors on the next page load.
3210
	 * This function artificially throws errors for such cases (whitelisted).
3211
	 *
3212
	 * @param string $plugin The activated plugin.
3213
	 */
3214
	function throw_error_on_activate_plugin( $plugin ) {
3215
		$active_modules = Jetpack::get_active_modules();
3216
3217
		// The Shortlinks module and the Stats plugin conflict, but won't cause errors on activation because of some function_exists() checks.
3218
		if ( function_exists( 'stats_get_api_key' ) && in_array( 'shortlinks', $active_modules ) ) {
3219
			$throw = false;
3220
3221
			// Try and make sure it really was the stats plugin
3222
			if ( ! class_exists( 'ReflectionFunction' ) ) {
3223
				if ( 'stats.php' == basename( $plugin ) ) {
3224
					$throw = true;
3225
				}
3226
			} else {
3227
				$reflection = new ReflectionFunction( 'stats_get_api_key' );
3228
				if ( basename( $plugin ) == basename( $reflection->getFileName() ) ) {
3229
					$throw = true;
3230
				}
3231
			}
3232
3233
			if ( $throw ) {
3234
				trigger_error( sprintf( __( 'Jetpack contains the most recent version of the old &#8220;%1$s&#8221; plugin.', 'jetpack' ), 'WordPress.com Stats' ), E_USER_ERROR );
3235
			}
3236
		}
3237
	}
3238
3239
	function intercept_plugin_error_scrape_init() {
3240
		add_action( 'check_admin_referer', array( $this, 'intercept_plugin_error_scrape' ), 10, 2 );
3241
	}
3242
3243
	function intercept_plugin_error_scrape( $action, $result ) {
3244
		if ( ! $result ) {
3245
			return;
3246
		}
3247
3248
		foreach ( $this->plugins_to_deactivate as $deactivate_me ) {
3249
			if ( "plugin-activation-error_{$deactivate_me[0]}" == $action ) {
3250
				Jetpack::bail_on_activation( sprintf( __( 'Jetpack contains the most recent version of the old &#8220;%1$s&#8221; plugin.', 'jetpack' ), $deactivate_me[1] ), false );
3251
			}
3252
		}
3253
	}
3254
3255
	function add_remote_request_handlers() {
3256
		add_action( 'wp_ajax_nopriv_jetpack_upload_file', array( $this, 'remote_request_handlers' ) );
3257
		add_action( 'wp_ajax_nopriv_jetpack_update_file', array( $this, 'remote_request_handlers' ) );
3258
	}
3259
3260
	function remote_request_handlers() {
3261
		$action = current_filter();
3262
3263
		switch ( current_filter() ) {
3264
		case 'wp_ajax_nopriv_jetpack_upload_file' :
3265
			$response = $this->upload_handler();
3266
			break;
3267
3268
		case 'wp_ajax_nopriv_jetpack_update_file' :
3269
			$response = $this->upload_handler( true );
3270
			break;
3271
		default :
3272
			$response = new Jetpack_Error( 'unknown_handler', 'Unknown Handler', 400 );
3273
			break;
3274
		}
3275
3276
		if ( ! $response ) {
3277
			$response = new Jetpack_Error( 'unknown_error', 'Unknown Error', 400 );
3278
		}
3279
3280
		if ( is_wp_error( $response ) ) {
3281
			$status_code       = $response->get_error_data();
3282
			$error             = $response->get_error_code();
3283
			$error_description = $response->get_error_message();
3284
3285
			if ( ! is_int( $status_code ) ) {
3286
				$status_code = 400;
3287
			}
3288
3289
			status_header( $status_code );
3290
			die( json_encode( (object) compact( 'error', 'error_description' ) ) );
3291
		}
3292
3293
		status_header( 200 );
3294
		if ( true === $response ) {
3295
			exit;
3296
		}
3297
3298
		die( json_encode( (object) $response ) );
3299
	}
3300
3301
	/**
3302
	 * Uploads a file gotten from the global $_FILES.
3303
	 * If `$update_media_item` is true and `post_id` is defined
3304
	 * the attachment file of the media item (gotten through of the post_id)
3305
	 * will be updated instead of add a new one.
3306
	 *
3307
	 * @param  boolean $update_media_item - update media attachment
3308
	 * @return array - An array describing the uploadind files process
3309
	 */
3310
	function upload_handler( $update_media_item = false ) {
3311
		if ( 'POST' !== strtoupper( $_SERVER['REQUEST_METHOD'] ) ) {
3312
			return new Jetpack_Error( 405, get_status_header_desc( 405 ), 405 );
3313
		}
3314
3315
		$user = wp_authenticate( '', '' );
3316
		if ( ! $user || is_wp_error( $user ) ) {
3317
			return new Jetpack_Error( 403, get_status_header_desc( 403 ), 403 );
3318
		}
3319
3320
		wp_set_current_user( $user->ID );
3321
3322
		if ( ! current_user_can( 'upload_files' ) ) {
3323
			return new Jetpack_Error( 'cannot_upload_files', 'User does not have permission to upload files', 403 );
3324
		}
3325
3326
		if ( empty( $_FILES ) ) {
3327
			return new Jetpack_Error( 'no_files_uploaded', 'No files were uploaded: nothing to process', 400 );
3328
		}
3329
3330
		foreach ( array_keys( $_FILES ) as $files_key ) {
3331
			if ( ! isset( $_POST["_jetpack_file_hmac_{$files_key}"] ) ) {
3332
				return new Jetpack_Error( 'missing_hmac', 'An HMAC for one or more files is missing', 400 );
3333
			}
3334
		}
3335
3336
		$media_keys = array_keys( $_FILES['media'] );
3337
3338
		$token = Jetpack_Data::get_access_token( get_current_user_id() );
3339
		if ( ! $token || is_wp_error( $token ) ) {
3340
			return new Jetpack_Error( 'unknown_token', 'Unknown Jetpack token', 403 );
3341
		}
3342
3343
		$uploaded_files = array();
3344
		$global_post    = isset( $GLOBALS['post'] ) ? $GLOBALS['post'] : null;
3345
		unset( $GLOBALS['post'] );
3346
		foreach ( $_FILES['media']['name'] as $index => $name ) {
3347
			$file = array();
3348
			foreach ( $media_keys as $media_key ) {
3349
				$file[$media_key] = $_FILES['media'][$media_key][$index];
3350
			}
3351
3352
			list( $hmac_provided, $salt ) = explode( ':', $_POST['_jetpack_file_hmac_media'][$index] );
3353
3354
			$hmac_file = hash_hmac_file( 'sha1', $file['tmp_name'], $salt . $token->secret );
3355
			if ( $hmac_provided !== $hmac_file ) {
3356
				$uploaded_files[$index] = (object) array( 'error' => 'invalid_hmac', 'error_description' => 'The corresponding HMAC for this file does not match' );
3357
				continue;
3358
			}
3359
3360
			$_FILES['.jetpack.upload.'] = $file;
3361
			$post_id = isset( $_POST['post_id'][$index] ) ? absint( $_POST['post_id'][$index] ) : 0;
3362
			if ( ! current_user_can( 'edit_post', $post_id ) ) {
3363
				$post_id = 0;
3364
			}
3365
3366
			if ( $update_media_item ) {
3367
				if ( ! isset( $post_id ) || $post_id === 0 ) {
3368
					return new Jetpack_Error( 'invalid_input', 'Media ID must be defined.', 400 );
3369
				}
3370
3371
				$media_array = $_FILES['media'];
3372
3373
				$file_array['name'] = $media_array['name'][0];
3374
				$file_array['type'] = $media_array['type'][0];
3375
				$file_array['tmp_name'] = $media_array['tmp_name'][0];
3376
				$file_array['error'] = $media_array['error'][0];
3377
				$file_array['size'] = $media_array['size'][0];
3378
3379
				$edited_media_item = Jetpack_Media::edit_media_file( $post_id, $file_array );
3380
3381
				if ( is_wp_error( $edited_media_item ) ) {
3382
					return $edited_media_item;
3383
				}
3384
3385
				$response = (object) array(
3386
					'id'   => (string) $post_id,
3387
					'file' => (string) $edited_media_item->post_title,
3388
					'url'  => (string) wp_get_attachment_url( $post_id ),
3389
					'type' => (string) $edited_media_item->post_mime_type,
3390
					'meta' => (array) wp_get_attachment_metadata( $post_id ),
3391
				);
3392
3393
				return (array) array( $response );
3394
			}
3395
3396
			$attachment_id = media_handle_upload(
3397
				'.jetpack.upload.',
3398
				$post_id,
3399
				array(),
3400
				array(
3401
					'action' => 'jetpack_upload_file',
3402
				)
3403
			);
3404
3405
			if ( ! $attachment_id ) {
3406
				$uploaded_files[$index] = (object) array( 'error' => 'unknown', 'error_description' => 'An unknown problem occurred processing the upload on the Jetpack site' );
3407
			} elseif ( is_wp_error( $attachment_id ) ) {
3408
				$uploaded_files[$index] = (object) array( 'error' => 'attachment_' . $attachment_id->get_error_code(), 'error_description' => $attachment_id->get_error_message() );
3409
			} else {
3410
				$attachment = get_post( $attachment_id );
3411
				$uploaded_files[$index] = (object) array(
3412
					'id'   => (string) $attachment_id,
3413
					'file' => $attachment->post_title,
3414
					'url'  => wp_get_attachment_url( $attachment_id ),
3415
					'type' => $attachment->post_mime_type,
3416
					'meta' => wp_get_attachment_metadata( $attachment_id ),
3417
				);
3418
				// Zip files uploads are not supported unless they are done for installation purposed
3419
				// lets delete them in case something goes wrong in this whole process
3420
				if ( 'application/zip' === $attachment->post_mime_type ) {
3421
					// Schedule a cleanup for 2 hours from now in case of failed install.
3422
					wp_schedule_single_event( time() + 2 * HOUR_IN_SECONDS, 'upgrader_scheduled_cleanup', array( $attachment_id ) );
3423
				}
3424
			}
3425
		}
3426
		if ( ! is_null( $global_post ) ) {
3427
			$GLOBALS['post'] = $global_post;
3428
		}
3429
3430
		return $uploaded_files;
3431
	}
3432
3433
	/**
3434
	 * Add help to the Jetpack page
3435
	 *
3436
	 * @since Jetpack (1.2.3)
3437
	 * @return false if not the Jetpack page
3438
	 */
3439
	function admin_help() {
3440
		$current_screen = get_current_screen();
3441
3442
		// Overview
3443
		$current_screen->add_help_tab(
3444
			array(
3445
				'id'		=> 'home',
3446
				'title'		=> __( 'Home', 'jetpack' ),
3447
				'content'	=>
3448
					'<p><strong>' . __( 'Jetpack by WordPress.com', 'jetpack' ) . '</strong></p>' .
3449
					'<p>' . __( 'Jetpack supercharges your self-hosted WordPress site with the awesome cloud power of WordPress.com.', 'jetpack' ) . '</p>' .
3450
					'<p>' . __( 'On this page, you are able to view the modules available within Jetpack, learn more about them, and activate or deactivate them as needed.', 'jetpack' ) . '</p>',
3451
			)
3452
		);
3453
3454
		// Screen Content
3455
		if ( current_user_can( 'manage_options' ) ) {
3456
			$current_screen->add_help_tab(
3457
				array(
3458
					'id'		=> 'settings',
3459
					'title'		=> __( 'Settings', 'jetpack' ),
3460
					'content'	=>
3461
						'<p><strong>' . __( 'Jetpack by WordPress.com',                                              'jetpack' ) . '</strong></p>' .
3462
						'<p>' . __( 'You can activate or deactivate individual Jetpack modules to suit your needs.', 'jetpack' ) . '</p>' .
3463
						'<ol>' .
3464
							'<li>' . __( 'Each module has an Activate or Deactivate link so you can toggle one individually.',														'jetpack' ) . '</li>' .
3465
							'<li>' . __( 'Using the checkboxes next to each module, you can select multiple modules to toggle via the Bulk Actions menu at the top of the list.',	'jetpack' ) . '</li>' .
3466
						'</ol>' .
3467
						'<p>' . __( 'Using the tools on the right, you can search for specific modules, filter by module categories or which are active, or change the sorting order.', 'jetpack' ) . '</p>'
3468
				)
3469
			);
3470
		}
3471
3472
		// Help Sidebar
3473
		$current_screen->set_help_sidebar(
3474
			'<p><strong>' . __( 'For more information:', 'jetpack' ) . '</strong></p>' .
3475
			'<p><a href="https://jetpack.com/faq/" target="_blank">'     . __( 'Jetpack FAQ',     'jetpack' ) . '</a></p>' .
3476
			'<p><a href="https://jetpack.com/support/" target="_blank">' . __( 'Jetpack Support', 'jetpack' ) . '</a></p>' .
3477
			'<p><a href="' . Jetpack::admin_url( array( 'page' => 'jetpack-debugger' )  ) .'">' . __( 'Jetpack Debugging Center', 'jetpack' ) . '</a></p>'
3478
		);
3479
	}
3480
3481
	function admin_menu_css() {
3482
		wp_enqueue_style( 'jetpack-icons' );
3483
	}
3484
3485
	function admin_menu_order() {
3486
		return true;
3487
	}
3488
3489 View Code Duplication
	function jetpack_menu_order( $menu_order ) {
3490
		$jp_menu_order = array();
3491
3492
		foreach ( $menu_order as $index => $item ) {
3493
			if ( $item != 'jetpack' ) {
3494
				$jp_menu_order[] = $item;
3495
			}
3496
3497
			if ( $index == 0 ) {
3498
				$jp_menu_order[] = 'jetpack';
3499
			}
3500
		}
3501
3502
		return $jp_menu_order;
3503
	}
3504
3505
	function admin_head() {
3506 View Code Duplication
		if ( isset( $_GET['configure'] ) && Jetpack::is_module( $_GET['configure'] ) && current_user_can( 'manage_options' ) )
3507
			/** This action is documented in class.jetpack-admin-page.php */
3508
			do_action( 'jetpack_module_configuration_head_' . $_GET['configure'] );
3509
	}
3510
3511
	function admin_banner_styles() {
3512
		$min = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min';
3513
3514 View Code Duplication
		if ( ! wp_style_is( 'jetpack-dops-style' ) ) {
3515
			wp_register_style(
3516
				'jetpack-dops-style',
3517
				plugins_url( '_inc/build/admin.dops-style.css', JETPACK__PLUGIN_FILE ),
3518
				array(),
3519
				JETPACK__VERSION
3520
			);
3521
		}
3522
3523
		wp_enqueue_style(
3524
			'jetpack',
3525
			plugins_url( "css/jetpack-banners{$min}.css", JETPACK__PLUGIN_FILE ),
3526
			array( 'jetpack-dops-style' ),
3527
			 JETPACK__VERSION . '-20121016'
3528
		);
3529
		wp_style_add_data( 'jetpack', 'rtl', 'replace' );
3530
		wp_style_add_data( 'jetpack', 'suffix', $min );
3531
	}
3532
3533
	function plugin_action_links( $actions ) {
3534
3535
		$jetpack_home = array( 'jetpack-home' => sprintf( '<a href="%s">%s</a>', Jetpack::admin_url( 'page=jetpack' ), __( 'Jetpack', 'jetpack' ) ) );
3536
3537
		if( current_user_can( 'jetpack_manage_modules' ) && ( Jetpack::is_active() || Jetpack::is_development_mode() ) ) {
3538
			return array_merge(
3539
				$jetpack_home,
3540
				array( 'settings' => sprintf( '<a href="%s">%s</a>', Jetpack::admin_url( 'page=jetpack#/settings' ), __( 'Settings', 'jetpack' ) ) ),
3541
				array( 'support' => sprintf( '<a href="%s">%s</a>', Jetpack::admin_url( 'page=jetpack-debugger '), __( 'Support', 'jetpack' ) ) ),
3542
				$actions
3543
				);
3544
			}
3545
3546
		return array_merge( $jetpack_home, $actions );
3547
	}
3548
3549
	/**
3550
	 * This is the first banner
3551
	 * It should be visible only to user that can update the option
3552
	 * Are not connected
3553
	 *
3554
	 * @return null
3555
	 */
3556
	function admin_jetpack_manage_notice() {
3557
		$screen = get_current_screen();
3558
3559
		// Don't show the connect notice on the jetpack settings page.
3560
		if ( ! in_array( $screen->base, array( 'dashboard' ) ) || $screen->is_network || $screen->action ) {
3561
			return;
3562
		}
3563
3564
		$opt_out_url = $this->opt_out_jetpack_manage_url();
3565
		$opt_in_url  = $this->opt_in_jetpack_manage_url();
3566
		/**
3567
		 * I think it would be great to have different wordsing depending on where you are
3568
		 * for example if we show the notice on dashboard and a different one if we show it on Plugins screen
3569
		 * etc..
3570
		 */
3571
3572
		?>
3573
		<div id="message" class="updated jp-banner">
3574
				<a href="<?php echo esc_url( $opt_out_url ); ?>" class="notice-dismiss" title="<?php esc_attr_e( 'Dismiss this notice', 'jetpack' ); ?>"></a>
3575
				<div class="jp-banner__description-container">
3576
					<h2 class="jp-banner__header"><?php esc_html_e( 'Jetpack Centralized Site Management', 'jetpack' ); ?></h2>
3577
					<p class="jp-banner__description"><?php printf( __( 'Manage multiple Jetpack enabled sites from one single dashboard at wordpress.com. Allows all existing, connected Administrators to modify your site.', 'jetpack' ), 'https://jetpack.com/support/site-management' ); ?></p>
3578
					<p class="jp-banner__button-container">
3579
						<a href="<?php echo esc_url( $opt_in_url ); ?>" class="button button-primary" id="wpcom-connect"><?php _e( 'Activate Jetpack Manage', 'jetpack' ); ?></a>
3580
						<a href="https://jetpack.com/support/site-management" class="button" target="_blank" title="<?php esc_attr_e( 'Learn more about Jetpack Manage on Jetpack.com', 'jetpack' ); ?>"><?php _e( 'Learn more', 'jetpack' ); ?></a>
3581
					</p>
3582
				</div>
3583
		</div>
3584
		<?php
3585
	}
3586
3587
	/**
3588
	 * Returns the url that the user clicks to remove the notice for the big banner
3589
	 * @return (string)
3590
	 */
3591
	function opt_out_jetpack_manage_url() {
3592
		$referer = '&_wp_http_referer=' . add_query_arg( '_wp_http_referer', null );
3593
		return wp_nonce_url( Jetpack::admin_url( 'jetpack-notice=jetpack-manage-opt-out' . $referer ), 'jetpack_manage_banner_opt_out' );
3594
	}
3595
	/**
3596
	 * Returns the url that the user clicks to opt in to Jetpack Manage
3597
	 * @return (string)
3598
	 */
3599
	function opt_in_jetpack_manage_url() {
3600
		return wp_nonce_url( Jetpack::admin_url( 'jetpack-notice=jetpack-manage-opt-in' ), 'jetpack_manage_banner_opt_in' );
3601
	}
3602
3603
	function opt_in_jetpack_manage_notice() {
3604
		?>
3605
		<div class="wrap">
3606
			<div id="message" class="jetpack-message is-opt-in">
3607
				<?php echo sprintf( __( '<p><a href="%1$s" title="Opt in to WordPress.com Site Management" >Activate Site Management</a> to manage multiple sites from our centralized dashboard at wordpress.com/sites. <a href="%2$s" target="_blank">Learn more</a>.</p><a href="%1$s" class="jp-button">Activate Now</a>', 'jetpack' ), $this->opt_in_jetpack_manage_url(), 'https://jetpack.com/support/site-management' ); ?>
3608
			</div>
3609
		</div>
3610
		<?php
3611
3612
	}
3613
	/**
3614
	 * Determines whether to show the notice of not true = display notice
3615
	 * @return (bool)
3616
	 */
3617
	function can_display_jetpack_manage_notice() {
3618
		// never display the notice to users that can't do anything about it anyways
3619
		if( ! current_user_can( 'jetpack_manage_modules' ) )
3620
			return false;
3621
3622
		// don't display if we are in development more
3623
		if( Jetpack::is_development_mode() ) {
3624
			return false;
3625
		}
3626
		// don't display if the site is private
3627
		if(  ! Jetpack_Options::get_option( 'public' ) )
3628
			return false;
3629
3630
		/**
3631
		 * Should the Jetpack Remote Site Management notice be displayed.
3632
		 *
3633
		 * @since 3.3.0
3634
		 *
3635
		 * @param bool ! self::is_module_active( 'manage' ) Is the Manage module inactive.
3636
		 */
3637
		return apply_filters( 'can_display_jetpack_manage_notice', ! self::is_module_active( 'manage' ) );
3638
	}
3639
3640
	/*
3641
	 * Registration flow:
3642
	 * 1 - ::admin_page_load() action=register
3643
	 * 2 - ::try_registration()
3644
	 * 3 - ::register()
3645
	 *     - Creates jetpack_register option containing two secrets and a timestamp
3646
	 *     - Calls https://jetpack.wordpress.com/jetpack.register/1/ with
3647
	 *       siteurl, home, gmt_offset, timezone_string, site_name, secret_1, secret_2, site_lang, timeout, stats_id
3648
	 *     - That request to jetpack.wordpress.com does not immediately respond.  It first makes a request BACK to this site's
3649
	 *       xmlrpc.php?for=jetpack: RPC method: jetpack.verifyRegistration, Parameters: secret_1
3650
	 *     - The XML-RPC request verifies secret_1, deletes both secrets and responds with: secret_2
3651
	 *     - https://jetpack.wordpress.com/jetpack.register/1/ verifies that XML-RPC response (secret_2) then finally responds itself with
3652
	 *       jetpack_id, jetpack_secret, jetpack_public
3653
	 *     - ::register() then stores jetpack_options: id => jetpack_id, blog_token => jetpack_secret
3654
	 * 4 - redirect to https://wordpress.com/start/jetpack-connect
3655
	 * 5 - user logs in with WP.com account
3656
	 * 6 - remote request to this site's xmlrpc.php with action remoteAuthorize, Jetpack_XMLRPC_Server->remote_authorize
3657
	 *		- Jetpack_Client_Server::authorize()
3658
	 *		- Jetpack_Client_Server::get_token()
3659
	 *		- GET https://jetpack.wordpress.com/jetpack.token/1/ with
3660
	 *        client_id, client_secret, grant_type, code, redirect_uri:action=authorize, state, scope, user_email, user_login
3661
	 *			- which responds with access_token, token_type, scope
3662
	 *		- Jetpack_Client_Server::authorize() stores jetpack_options: user_token => access_token.$user_id
3663
	 *		- Jetpack::activate_default_modules()
3664
	 *     		- Deactivates deprecated plugins
3665
	 *     		- Activates all default modules
3666
	 *		- Responds with either error, or 'connected' for new connection, or 'linked' for additional linked users
3667
	 * 7 - For a new connection, user selects a Jetpack plan on wordpress.com
3668
	 * 8 - User is redirected back to wp-admin/index.php?page=jetpack with state:message=authorized
3669
	 *     Done!
3670
	 */
3671
3672
	/**
3673
	 * Handles the page load events for the Jetpack admin page
3674
	 */
3675
	function admin_page_load() {
3676
		$error = false;
3677
3678
		// Make sure we have the right body class to hook stylings for subpages off of.
3679
		add_filter( 'admin_body_class', array( __CLASS__, 'add_jetpack_pagestyles' ) );
3680
3681
		if ( ! empty( $_GET['jetpack_restate'] ) ) {
3682
			// Should only be used in intermediate redirects to preserve state across redirects
3683
			Jetpack::restate();
3684
		}
3685
3686
		if ( isset( $_GET['connect_url_redirect'] ) ) {
3687
			// User clicked in the iframe to link their accounts
3688
			if ( ! Jetpack::is_user_connected() ) {
3689
				$connect_url = $this->build_connect_url( true, false, 'iframe' );
3690
				if ( isset( $_GET['notes_iframe'] ) )
3691
					$connect_url .= '&notes_iframe';
3692
				wp_redirect( $connect_url );
3693
				exit;
3694
			} else {
3695
				if ( ! isset( $_GET['calypso_env'] ) ) {
3696
					Jetpack::state( 'message', 'already_authorized' );
3697
					wp_safe_redirect( Jetpack::admin_url() );
3698
				} else {
3699
					$connect_url = $this->build_connect_url( true, false, 'iframe' );
3700
					$connect_url .= '&already_authorized=true';
3701
					wp_redirect( $connect_url );
3702
				}
3703
			}
3704
		}
3705
3706
3707
		if ( isset( $_GET['action'] ) ) {
3708
			switch ( $_GET['action'] ) {
3709
			case 'authorize':
3710
				if ( Jetpack::is_active() && Jetpack::is_user_connected() ) {
3711
					Jetpack::state( 'message', 'already_authorized' );
3712
					wp_safe_redirect( Jetpack::admin_url() );
3713
					exit;
3714
				}
3715
				Jetpack::log( 'authorize' );
3716
				$client_server = new Jetpack_Client_Server;
3717
				$client_server->client_authorize();
3718
				exit;
3719
			case 'register' :
3720
				if ( ! current_user_can( 'jetpack_connect' ) ) {
3721
					$error = 'cheatin';
3722
					break;
3723
				}
3724
				check_admin_referer( 'jetpack-register' );
3725
				Jetpack::log( 'register' );
3726
				Jetpack::maybe_set_version_option();
3727
				$registered = Jetpack::try_registration();
3728
				if ( is_wp_error( $registered ) ) {
3729
					$error = $registered->get_error_code();
3730
					Jetpack::state( 'error', $error );
3731
					Jetpack::state( 'error', $registered->get_error_message() );
3732
					break;
3733
				}
3734
3735
				$from = isset( $_GET['from'] ) ? $_GET['from'] : false;
3736
3737
				wp_redirect( $this->build_connect_url( true, false, $from ) );
3738
				exit;
3739
			case 'activate' :
3740
				if ( ! current_user_can( 'jetpack_activate_modules' ) ) {
3741
					$error = 'cheatin';
3742
					break;
3743
				}
3744
3745
				$module = stripslashes( $_GET['module'] );
3746
				check_admin_referer( "jetpack_activate-$module" );
3747
				Jetpack::log( 'activate', $module );
3748
				Jetpack::activate_module( $module );
3749
				// The following two lines will rarely happen, as Jetpack::activate_module normally exits at the end.
3750
				wp_safe_redirect( Jetpack::admin_url( 'page=jetpack' ) );
3751
				exit;
3752
			case 'activate_default_modules' :
3753
				check_admin_referer( 'activate_default_modules' );
3754
				Jetpack::log( 'activate_default_modules' );
3755
				Jetpack::restate();
3756
				$min_version   = isset( $_GET['min_version'] ) ? $_GET['min_version'] : false;
3757
				$max_version   = isset( $_GET['max_version'] ) ? $_GET['max_version'] : false;
3758
				$other_modules = isset( $_GET['other_modules'] ) && is_array( $_GET['other_modules'] ) ? $_GET['other_modules'] : array();
3759
				Jetpack::activate_default_modules( $min_version, $max_version, $other_modules );
3760
				wp_safe_redirect( Jetpack::admin_url( 'page=jetpack' ) );
3761
				exit;
3762
			case 'disconnect' :
3763
				if ( ! current_user_can( 'jetpack_disconnect' ) ) {
3764
					$error = 'cheatin';
3765
					break;
3766
				}
3767
3768
				check_admin_referer( 'jetpack-disconnect' );
3769
				Jetpack::log( 'disconnect' );
3770
				Jetpack::disconnect();
3771
				wp_safe_redirect( Jetpack::admin_url( 'disconnected=true' ) );
3772
				exit;
3773
			case 'reconnect' :
3774
				if ( ! current_user_can( 'jetpack_reconnect' ) ) {
3775
					$error = 'cheatin';
3776
					break;
3777
				}
3778
3779
				check_admin_referer( 'jetpack-reconnect' );
3780
				Jetpack::log( 'reconnect' );
3781
				$this->disconnect();
3782
				wp_redirect( $this->build_connect_url( true, false, 'reconnect' ) );
3783
				exit;
3784 View Code Duplication
			case 'deactivate' :
3785
				if ( ! current_user_can( 'jetpack_deactivate_modules' ) ) {
3786
					$error = 'cheatin';
3787
					break;
3788
				}
3789
3790
				$modules = stripslashes( $_GET['module'] );
3791
				check_admin_referer( "jetpack_deactivate-$modules" );
3792
				foreach ( explode( ',', $modules ) as $module ) {
3793
					Jetpack::log( 'deactivate', $module );
3794
					Jetpack::deactivate_module( $module );
3795
					Jetpack::state( 'message', 'module_deactivated' );
3796
				}
3797
				Jetpack::state( 'module', $modules );
3798
				wp_safe_redirect( Jetpack::admin_url( 'page=jetpack' ) );
3799
				exit;
3800
			case 'unlink' :
3801
				$redirect = isset( $_GET['redirect'] ) ? $_GET['redirect'] : '';
3802
				check_admin_referer( 'jetpack-unlink' );
3803
				Jetpack::log( 'unlink' );
3804
				$this->unlink_user();
3805
				Jetpack::state( 'message', 'unlinked' );
3806
				if ( 'sub-unlink' == $redirect ) {
3807
					wp_safe_redirect( admin_url() );
3808
				} else {
3809
					wp_safe_redirect( Jetpack::admin_url( array( 'page' => $redirect ) ) );
3810
				}
3811
				exit;
3812
			default:
3813
				/**
3814
				 * Fires when a Jetpack admin page is loaded with an unrecognized parameter.
3815
				 *
3816
				 * @since 2.6.0
3817
				 *
3818
				 * @param string sanitize_key( $_GET['action'] ) Unrecognized URL parameter.
3819
				 */
3820
				do_action( 'jetpack_unrecognized_action', sanitize_key( $_GET['action'] ) );
3821
			}
3822
		}
3823
3824
		if ( ! $error = $error ? $error : Jetpack::state( 'error' ) ) {
3825
			self::activate_new_modules( true );
3826
		}
3827
3828
		$message_code = Jetpack::state( 'message' );
3829
		if ( Jetpack::state( 'optin-manage' ) ) {
3830
			$activated_manage = $message_code;
3831
			$message_code = 'jetpack-manage';
3832
		}
3833
3834
		switch ( $message_code ) {
3835
		case 'jetpack-manage':
3836
			$this->message = '<strong>' . sprintf( __( 'You are all set! Your site can now be managed from <a href="%s" target="_blank">wordpress.com/sites</a>.', 'jetpack' ), 'https://wordpress.com/sites' ) . '</strong>';
3837
			if ( $activated_manage ) {
3838
				$this->message .= '<br /><strong>' . __( 'Manage has been activated for you!', 'jetpack'  ) . '</strong>';
3839
			}
3840
			break;
3841
3842
		}
3843
3844
		$deactivated_plugins = Jetpack::state( 'deactivated_plugins' );
3845
3846
		if ( ! empty( $deactivated_plugins ) ) {
3847
			$deactivated_plugins = explode( ',', $deactivated_plugins );
3848
			$deactivated_titles  = array();
3849
			foreach ( $deactivated_plugins as $deactivated_plugin ) {
3850
				if ( ! isset( $this->plugins_to_deactivate[$deactivated_plugin] ) ) {
3851
					continue;
3852
				}
3853
3854
				$deactivated_titles[] = '<strong>' . str_replace( ' ', '&nbsp;', $this->plugins_to_deactivate[$deactivated_plugin][1] ) . '</strong>';
3855
			}
3856
3857
			if ( $deactivated_titles ) {
3858
				if ( $this->message ) {
3859
					$this->message .= "<br /><br />\n";
3860
				}
3861
3862
				$this->message .= wp_sprintf(
3863
					_n(
3864
						'Jetpack contains the most recent version of the old %l plugin.',
3865
						'Jetpack contains the most recent versions of the old %l plugins.',
3866
						count( $deactivated_titles ),
3867
						'jetpack'
3868
					),
3869
					$deactivated_titles
3870
				);
3871
3872
				$this->message .= "<br />\n";
3873
3874
				$this->message .= _n(
3875
					'The old version has been deactivated and can be removed from your site.',
3876
					'The old versions have been deactivated and can be removed from your site.',
3877
					count( $deactivated_titles ),
3878
					'jetpack'
3879
				);
3880
			}
3881
		}
3882
3883
		$this->privacy_checks = Jetpack::state( 'privacy_checks' );
3884
3885
		if ( $this->message || $this->error || $this->privacy_checks || $this->can_display_jetpack_manage_notice() ) {
3886
			add_action( 'jetpack_notices', array( $this, 'admin_notices' ) );
3887
		}
3888
3889 View Code Duplication
		if ( isset( $_GET['configure'] ) && Jetpack::is_module( $_GET['configure'] ) && current_user_can( 'manage_options' ) ) {
3890
			/**
3891
			 * Fires when a module configuration page is loaded.
3892
			 * The dynamic part of the hook is the configure parameter from the URL.
3893
			 *
3894
			 * @since 1.1.0
3895
			 */
3896
			do_action( 'jetpack_module_configuration_load_' . $_GET['configure'] );
3897
		}
3898
3899
		add_filter( 'jetpack_short_module_description', 'wptexturize' );
3900
	}
3901
3902
	function admin_notices() {
3903
3904
		if ( $this->error ) {
3905
?>
3906
<div id="message" class="jetpack-message jetpack-err">
3907
	<div class="squeezer">
3908
		<h2><?php echo wp_kses( $this->error, array( 'a' => array( 'href' => array() ), 'small' => true, 'code' => true, 'strong' => true, 'br' => true, 'b' => true ) ); ?></h2>
3909
<?php	if ( $desc = Jetpack::state( 'error_description' ) ) : ?>
3910
		<p><?php echo esc_html( stripslashes( $desc ) ); ?></p>
3911
<?php	endif; ?>
3912
	</div>
3913
</div>
3914
<?php
3915
		}
3916
3917
		if ( $this->message ) {
3918
?>
3919
<div id="message" class="jetpack-message">
3920
	<div class="squeezer">
3921
		<h2><?php echo wp_kses( $this->message, array( 'strong' => array(), 'a' => array( 'href' => true ), 'br' => true ) ); ?></h2>
3922
	</div>
3923
</div>
3924
<?php
3925
		}
3926
3927
		if ( $this->privacy_checks ) :
3928
			$module_names = $module_slugs = array();
3929
3930
			$privacy_checks = explode( ',', $this->privacy_checks );
3931
			$privacy_checks = array_filter( $privacy_checks, array( 'Jetpack', 'is_module' ) );
3932
			foreach ( $privacy_checks as $module_slug ) {
3933
				$module = Jetpack::get_module( $module_slug );
3934
				if ( ! $module ) {
3935
					continue;
3936
				}
3937
3938
				$module_slugs[] = $module_slug;
3939
				$module_names[] = "<strong>{$module['name']}</strong>";
3940
			}
3941
3942
			$module_slugs = join( ',', $module_slugs );
3943
?>
3944
<div id="message" class="jetpack-message jetpack-err">
3945
	<div class="squeezer">
3946
		<h2><strong><?php esc_html_e( 'Is this site private?', 'jetpack' ); ?></strong></h2><br />
3947
		<p><?php
3948
			echo wp_kses(
3949
				wptexturize(
3950
					wp_sprintf(
3951
						_nx(
3952
							"Like your site's RSS feeds, %l allows access to your posts and other content to third parties.",
3953
							"Like your site's RSS feeds, %l allow access to your posts and other content to third parties.",
3954
							count( $privacy_checks ),
3955
							'%l = list of Jetpack module/feature names',
3956
							'jetpack'
3957
						),
3958
						$module_names
3959
					)
3960
				),
3961
				array( 'strong' => true )
3962
			);
3963
3964
			echo "\n<br />\n";
3965
3966
			echo wp_kses(
3967
				sprintf(
3968
					_nx(
3969
						'If your site is not publicly accessible, consider <a href="%1$s" title="%2$s">deactivating this feature</a>.',
3970
						'If your site is not publicly accessible, consider <a href="%1$s" title="%2$s">deactivating these features</a>.',
3971
						count( $privacy_checks ),
3972
						'%1$s = deactivation URL, %2$s = "Deactivate {list of Jetpack module/feature names}',
3973
						'jetpack'
3974
					),
3975
					wp_nonce_url(
3976
						Jetpack::admin_url(
3977
							array(
3978
								'page'   => 'jetpack',
3979
								'action' => 'deactivate',
3980
								'module' => urlencode( $module_slugs ),
3981
							)
3982
						),
3983
						"jetpack_deactivate-$module_slugs"
3984
					),
3985
					esc_attr( wp_kses( wp_sprintf( _x( 'Deactivate %l', '%l = list of Jetpack module/feature names', 'jetpack' ), $module_names ), array() ) )
3986
				),
3987
				array( 'a' => array( 'href' => true, 'title' => true ) )
3988
			);
3989
		?></p>
3990
	</div>
3991
</div>
3992
<?php endif;
3993
	// only display the notice if the other stuff is not there
3994
	if( $this->can_display_jetpack_manage_notice() && !  $this->error && ! $this->message && ! $this->privacy_checks ) {
3995
		if( isset( $_GET['page'] ) && 'jetpack' != $_GET['page'] )
3996
			$this->opt_in_jetpack_manage_notice();
3997
		}
3998
	}
3999
4000
	/**
4001
	 * Record a stat for later output.  This will only currently output in the admin_footer.
4002
	 */
4003
	function stat( $group, $detail ) {
4004
		if ( ! isset( $this->stats[ $group ] ) )
4005
			$this->stats[ $group ] = array();
4006
		$this->stats[ $group ][] = $detail;
4007
	}
4008
4009
	/**
4010
	 * Load stats pixels. $group is auto-prefixed with "x_jetpack-"
4011
	 */
4012
	function do_stats( $method = '' ) {
4013
		if ( is_array( $this->stats ) && count( $this->stats ) ) {
4014
			foreach ( $this->stats as $group => $stats ) {
4015
				if ( is_array( $stats ) && count( $stats ) ) {
4016
					$args = array( "x_jetpack-{$group}" => implode( ',', $stats ) );
4017
					if ( 'server_side' === $method ) {
4018
						self::do_server_side_stat( $args );
4019
					} else {
4020
						echo '<img src="' . esc_url( self::build_stats_url( $args ) ) . '" width="1" height="1" style="display:none;" />';
4021
					}
4022
				}
4023
				unset( $this->stats[ $group ] );
4024
			}
4025
		}
4026
	}
4027
4028
	/**
4029
	 * Runs stats code for a one-off, server-side.
4030
	 *
4031
	 * @param $args array|string The arguments to append to the URL. Should include `x_jetpack-{$group}={$stats}` or whatever we want to store.
4032
	 *
4033
	 * @return bool If it worked.
4034
	 */
4035
	static function do_server_side_stat( $args ) {
4036
		$response = wp_remote_get( esc_url_raw( self::build_stats_url( $args ) ) );
4037
		if ( is_wp_error( $response ) )
4038
			return false;
4039
4040
		if ( 200 !== wp_remote_retrieve_response_code( $response ) )
4041
			return false;
4042
4043
		return true;
4044
	}
4045
4046
	/**
4047
	 * Builds the stats url.
4048
	 *
4049
	 * @param $args array|string The arguments to append to the URL.
4050
	 *
4051
	 * @return string The URL to be pinged.
4052
	 */
4053
	static function build_stats_url( $args ) {
4054
		$defaults = array(
4055
			'v'    => 'wpcom2',
4056
			'rand' => md5( mt_rand( 0, 999 ) . time() ),
4057
		);
4058
		$args     = wp_parse_args( $args, $defaults );
4059
		/**
4060
		 * Filter the URL used as the Stats tracking pixel.
4061
		 *
4062
		 * @since 2.3.2
4063
		 *
4064
		 * @param string $url Base URL used as the Stats tracking pixel.
4065
		 */
4066
		$base_url = apply_filters(
4067
			'jetpack_stats_base_url',
4068
			'https://pixel.wp.com/g.gif'
4069
		);
4070
		$url      = add_query_arg( $args, $base_url );
4071
		return $url;
4072
	}
4073
4074
	static function translate_current_user_to_role() {
4075
		foreach ( self::$capability_translations as $role => $cap ) {
4076
			if ( current_user_can( $role ) || current_user_can( $cap ) ) {
4077
				return $role;
4078
			}
4079
		}
4080
4081
		return false;
4082
	}
4083
4084
	static function translate_role_to_cap( $role ) {
4085
		if ( ! isset( self::$capability_translations[$role] ) ) {
4086
			return false;
4087
		}
4088
4089
		return self::$capability_translations[$role];
4090
	}
4091
4092
	static function sign_role( $role ) {
4093
		if ( ! $user_id = (int) get_current_user_id() ) {
4094
			return false;
4095
		}
4096
4097
		$token = Jetpack_Data::get_access_token();
4098
		if ( ! $token || is_wp_error( $token ) ) {
4099
			return false;
4100
		}
4101
4102
		return $role . ':' . hash_hmac( 'md5', "{$role}|{$user_id}", $token->secret );
4103
	}
4104
4105
4106
	/**
4107
	 * Builds a URL to the Jetpack connection auth page
4108
	 *
4109
	 * @since 3.9.5
4110
	 *
4111
	 * @param bool $raw If true, URL will not be escaped.
4112
	 * @param bool|string $redirect If true, will redirect back to Jetpack wp-admin landing page after connection.
4113
	 *                              If string, will be a custom redirect.
4114
	 * @param bool|string $from If not false, adds 'from=$from' param to the connect URL.
4115
	 *
4116
	 * @return string Connect URL
4117
	 */
4118
	function build_connect_url( $raw = false, $redirect = false, $from = false ) {
4119
		if ( ! Jetpack_Options::get_option( 'blog_token' ) || ! Jetpack_Options::get_option( 'id' ) ) {
4120
			$url = Jetpack::nonce_url_no_esc( Jetpack::admin_url( 'action=register' ), 'jetpack-register' );
4121
			if( is_network_admin() ) {
4122
				$url = add_query_arg( 'is_multisite', network_admin_url( 'admin.php?page=jetpack-settings' ), $url );
4123
			}
4124
		} else {
4125
			if ( defined( 'JETPACK__GLOTPRESS_LOCALES_PATH' ) && include_once JETPACK__GLOTPRESS_LOCALES_PATH ) {
4126
				$gp_locale = GP_Locales::by_field( 'wp_locale', get_locale() );
4127
			}
4128
4129
			$role = self::translate_current_user_to_role();
4130
			$signed_role = self::sign_role( $role );
4131
4132
			$user = wp_get_current_user();
4133
4134
			$jetpack_admin_page = esc_url_raw( admin_url( 'admin.php?page=jetpack' ) );
4135
			$redirect = $redirect
4136
				? wp_validate_redirect( esc_url_raw( $redirect ), $jetpack_admin_page )
4137
				: $jetpack_admin_page;
4138
4139
			if( isset( $_REQUEST['is_multisite'] ) ) {
4140
				$redirect = Jetpack_Network::init()->get_url( 'network_admin_page' );
4141
			}
4142
4143
			$secrets = Jetpack::init()->generate_secrets( 'authorize' );
4144
			@list( $secret ) = explode( ':', $secrets );
4145
4146
			$site_icon = ( function_exists( 'has_site_icon') && has_site_icon() )
4147
				? get_site_icon_url()
4148
				: false;
4149
4150
			/**
4151
			 * Filter the type of authorization.
4152
			 * 'calypso' completes authorization on wordpress.com/jetpack/connect
4153
			 * while 'jetpack' ( or any other value ) completes the authorization at jetpack.wordpress.com.
4154
			 *
4155
			 * @since 4.3.3
4156
			 *
4157
			 * @param string $auth_type Defaults to 'calypso', can also be 'jetpack'.
4158
			 */
4159
			$auth_type = apply_filters( 'jetpack_auth_type', 'calypso' );
4160
4161
			$args = urlencode_deep(
4162
				array(
4163
					'response_type' => 'code',
4164
					'client_id'     => Jetpack_Options::get_option( 'id' ),
4165
					'redirect_uri'  => add_query_arg(
4166
						array(
4167
							'action'   => 'authorize',
4168
							'_wpnonce' => wp_create_nonce( "jetpack-authorize_{$role}_{$redirect}" ),
4169
							'redirect' => urlencode( $redirect ),
4170
						),
4171
						esc_url( admin_url( 'admin.php?page=jetpack' ) )
4172
					),
4173
					'state'         => $user->ID,
4174
					'scope'         => $signed_role,
4175
					'user_email'    => $user->user_email,
4176
					'user_login'    => $user->user_login,
4177
					'is_active'     => Jetpack::is_active(),
4178
					'jp_version'    => JETPACK__VERSION,
4179
					'auth_type'     => $auth_type,
4180
					'secret'        => $secret,
4181
					'locale'        => ( isset( $gp_locale ) && isset( $gp_locale->slug ) ) ? $gp_locale->slug : '',
4182
					'blogname'      => get_option( 'blogname' ),
4183
					'site_url'      => site_url(),
4184
					'home_url'      => home_url(),
4185
					'site_icon'     => $site_icon,
4186
				)
4187
			);
4188
4189
			$url = add_query_arg( $args, Jetpack::api_url( 'authorize' ) );
4190
		}
4191
4192
		if ( $from ) {
4193
			$url = add_query_arg( 'from', $from, $url );
4194
		}
4195
4196
		if ( isset( $_GET['calypso_env'] ) ) {
4197
			$url = add_query_arg( 'calypso_env', sanitize_key( $_GET['calypso_env'] ), $url );
4198
		}
4199
4200
		return $raw ? $url : esc_url( $url );
4201
	}
4202
4203
	function build_reconnect_url( $raw = false ) {
4204
		$url = wp_nonce_url( Jetpack::admin_url( 'action=reconnect' ), 'jetpack-reconnect' );
4205
		return $raw ? $url : esc_url( $url );
4206
	}
4207
4208
	public static function admin_url( $args = null ) {
4209
		$args = wp_parse_args( $args, array( 'page' => 'jetpack' ) );
4210
		$url = add_query_arg( $args, admin_url( 'admin.php' ) );
4211
		return $url;
4212
	}
4213
4214
	public static function nonce_url_no_esc( $actionurl, $action = -1, $name = '_wpnonce' ) {
4215
		$actionurl = str_replace( '&amp;', '&', $actionurl );
4216
		return add_query_arg( $name, wp_create_nonce( $action ), $actionurl );
4217
	}
4218
4219
	function dismiss_jetpack_notice() {
4220
4221
		if ( ! isset( $_GET['jetpack-notice'] ) ) {
4222
			return;
4223
		}
4224
4225
		switch( $_GET['jetpack-notice'] ) {
4226
			case 'dismiss':
4227
				if ( check_admin_referer( 'jetpack-deactivate' ) && ! is_plugin_active_for_network( plugin_basename( JETPACK__PLUGIN_DIR . 'jetpack.php' ) ) ) {
4228
4229
					require_once ABSPATH . 'wp-admin/includes/plugin.php';
4230
					deactivate_plugins( JETPACK__PLUGIN_DIR . 'jetpack.php', false, false );
4231
					wp_safe_redirect( admin_url() . 'plugins.php?deactivate=true&plugin_status=all&paged=1&s=' );
4232
				}
4233
				break;
4234 View Code Duplication
			case 'jetpack-manage-opt-out':
4235
4236
				if ( check_admin_referer( 'jetpack_manage_banner_opt_out' ) ) {
4237
					// Don't show the banner again
4238
4239
					Jetpack_Options::update_option( 'dismissed_manage_banner', true );
4240
					// redirect back to the page that had the notice
4241
					if ( wp_get_referer() ) {
4242
						wp_safe_redirect( wp_get_referer() );
4243
					} else {
4244
						// Take me to Jetpack
4245
						wp_safe_redirect( admin_url( 'admin.php?page=jetpack' ) );
4246
					}
4247
				}
4248
				break;
4249 View Code Duplication
			case 'jetpack-protect-multisite-opt-out':
4250
4251
				if ( check_admin_referer( 'jetpack_protect_multisite_banner_opt_out' ) ) {
4252
					// Don't show the banner again
4253
4254
					update_site_option( 'jetpack_dismissed_protect_multisite_banner', true );
4255
					// redirect back to the page that had the notice
4256
					if ( wp_get_referer() ) {
4257
						wp_safe_redirect( wp_get_referer() );
4258
					} else {
4259
						// Take me to Jetpack
4260
						wp_safe_redirect( admin_url( 'admin.php?page=jetpack' ) );
4261
					}
4262
				}
4263
				break;
4264
			case 'jetpack-manage-opt-in':
4265
				if ( check_admin_referer( 'jetpack_manage_banner_opt_in' ) ) {
4266
					// This makes sure that we are redirect to jetpack home so that we can see the Success Message.
4267
4268
					$redirection_url = Jetpack::admin_url();
4269
					remove_action( 'jetpack_pre_activate_module',   array( Jetpack_Admin::init(), 'fix_redirect' ) );
4270
4271
					// Don't redirect form the Jetpack Setting Page
4272
					$referer_parsed = parse_url ( wp_get_referer() );
4273
					// check that we do have a wp_get_referer and the query paramater is set orderwise go to the Jetpack Home
4274
					if ( isset( $referer_parsed['query'] ) && false !== strpos( $referer_parsed['query'], 'page=jetpack_modules' ) ) {
4275
						// Take the user to Jetpack home except when on the setting page
4276
						$redirection_url = wp_get_referer();
4277
						add_action( 'jetpack_pre_activate_module',   array( Jetpack_Admin::init(), 'fix_redirect' ) );
4278
					}
4279
					// Also update the JSON API FULL MANAGEMENT Option
4280
					Jetpack::activate_module( 'manage', false, false );
4281
4282
					// Special Message when option in.
4283
					Jetpack::state( 'optin-manage', 'true' );
4284
					// Activate the Module if not activated already
4285
4286
					// Redirect properly
4287
					wp_safe_redirect( $redirection_url );
4288
4289
				}
4290
				break;
4291
		}
4292
	}
4293
4294
	public static function admin_screen_configure_module( $module_id ) {
4295
4296
		// User that doesn't have 'jetpack_configure_modules' will never end up here since Jetpack Landing Page woun't let them.
4297
		if ( ! in_array( $module_id, Jetpack::get_active_modules() ) && current_user_can( 'manage_options' ) ) {
4298
			if ( has_action( 'display_activate_module_setting_' . $module_id ) ) {
4299
				/**
4300
				 * Fires to diplay a custom module activation screen.
4301
				 *
4302
				 * To add a module actionation screen use Jetpack::module_configuration_activation_screen method.
4303
				 * Example: Jetpack::module_configuration_activation_screen( 'manage', array( $this, 'manage_activate_screen' ) );
4304
				 *
4305
				 * @module manage
4306
				 *
4307
				 * @since 3.8.0
4308
				 *
4309
				 * @param int $module_id Module ID.
4310
				 */
4311
				do_action( 'display_activate_module_setting_' . $module_id );
4312
			} else {
4313
				self::display_activate_module_link( $module_id );
4314
			}
4315
4316
			return false;
4317
		} ?>
4318
4319
		<div id="jp-settings-screen" style="position: relative">
4320
			<h3>
4321
			<?php
4322
				$module = Jetpack::get_module( $module_id );
4323
				echo '<a href="' . Jetpack::admin_url( 'page=jetpack_modules' ) . '">' . __( 'Jetpack by WordPress.com', 'jetpack' ) . '</a> &rarr; ';
4324
				printf( __( 'Configure %s', 'jetpack' ), $module['name'] );
4325
			?>
4326
			</h3>
4327
			<?php
4328
				/**
4329
				 * Fires within the displayed message when a feature configuation is updated.
4330
				 *
4331
				 * @since 3.4.0
4332
				 *
4333
				 * @param int $module_id Module ID.
4334
				 */
4335
				do_action( 'jetpack_notices_update_settings', $module_id );
4336
				/**
4337
				 * Fires when a feature configuation screen is loaded.
4338
				 * The dynamic part of the hook, $module_id, is the module ID.
4339
				 *
4340
				 * @since 1.1.0
4341
				 */
4342
				do_action( 'jetpack_module_configuration_screen_' . $module_id );
4343
			?>
4344
		</div><?php
4345
	}
4346
4347
	/**
4348
	 * Display link to activate the module to see the settings screen.
4349
	 * @param  string $module_id
4350
	 * @return null
4351
	 */
4352
	public static function display_activate_module_link( $module_id ) {
4353
4354
		$info =  Jetpack::get_module( $module_id );
4355
		$extra = '';
4356
		$activate_url = wp_nonce_url(
4357
				Jetpack::admin_url(
4358
					array(
4359
						'page'   => 'jetpack',
4360
						'action' => 'activate',
4361
						'module' => $module_id,
4362
					)
4363
				),
4364
				"jetpack_activate-$module_id"
4365
			);
4366
4367
		?>
4368
4369
		<div class="wrap configure-module">
4370
			<div id="jp-settings-screen">
4371
				<?php
4372
				if ( $module_id == 'json-api' ) {
4373
4374
					$info['name'] = esc_html__( 'Activate Site Management and JSON API', 'jetpack' );
4375
4376
					$activate_url = Jetpack::init()->opt_in_jetpack_manage_url();
4377
4378
					$info['description'] = sprintf( __( 'Manage your multiple Jetpack sites from our centralized dashboard at wordpress.com/sites. <a href="%s" target="_blank">Learn more</a>.', 'jetpack' ), 'https://jetpack.com/support/site-management' );
4379
4380
					// $extra = __( 'To use Site Management, you need to first activate JSON API to allow remote management of your site. ', 'jetpack' );
4381
				} ?>
4382
4383
				<h3><?php echo esc_html( $info['name'] ); ?></h3>
4384
				<div class="narrow">
4385
					<p><?php echo  $info['description']; ?></p>
4386
					<?php if( $extra ) { ?>
4387
					<p><?php echo esc_html( $extra ); ?></p>
4388
					<?php } ?>
4389
					<p>
4390
						<?php
4391
						if( wp_get_referer() ) {
4392
							printf( __( '<a class="button-primary" href="%s">Activate Now</a> or <a href="%s" >return to previous page</a>.', 'jetpack' ) , $activate_url, wp_get_referer() );
4393
						} else {
4394
							printf( __( '<a class="button-primary" href="%s">Activate Now</a>', 'jetpack' ) , $activate_url  );
4395
						} ?>
4396
					</p>
4397
				</div>
4398
4399
			</div>
4400
		</div>
4401
4402
		<?php
4403
	}
4404
4405
	public static function sort_modules( $a, $b ) {
4406
		if ( $a['sort'] == $b['sort'] )
4407
			return 0;
4408
4409
		return ( $a['sort'] < $b['sort'] ) ? -1 : 1;
4410
	}
4411
4412
	function ajax_recheck_ssl() {
4413
		check_ajax_referer( 'recheck-ssl', 'ajax-nonce' );
4414
		$result = Jetpack::permit_ssl( true );
4415
		wp_send_json( array(
4416
			'enabled' => $result,
4417
			'message' => get_transient( 'jetpack_https_test_message' )
4418
		) );
4419
	}
4420
4421
/* Client API */
4422
4423
	/**
4424
	 * Returns the requested Jetpack API URL
4425
	 *
4426
	 * @return string
4427
	 */
4428
	public static function api_url( $relative_url ) {
4429
		return trailingslashit( JETPACK__API_BASE . $relative_url  ) . JETPACK__API_VERSION . '/';
4430
	}
4431
4432
	/**
4433
	 * Some hosts disable the OpenSSL extension and so cannot make outgoing HTTPS requsets
4434
	 */
4435
	public static function fix_url_for_bad_hosts( $url ) {
4436
		if ( 0 !== strpos( $url, 'https://' ) ) {
4437
			return $url;
4438
		}
4439
4440
		switch ( JETPACK_CLIENT__HTTPS ) {
4441
			case 'ALWAYS' :
4442
				return $url;
4443
			case 'NEVER' :
4444
				return set_url_scheme( $url, 'http' );
4445
			// default : case 'AUTO' :
4446
		}
4447
4448
		// we now return the unmodified SSL URL by default, as a security precaution
4449
		return $url;
4450
	}
4451
4452
	/**
4453
	 * Checks to see if the URL is using SSL to connect with Jetpack
4454
	 *
4455
	 * @since 2.3.3
4456
	 * @return boolean
4457
	 */
4458
	public static function permit_ssl( $force_recheck = false ) {
4459
		// Do some fancy tests to see if ssl is being supported
4460
		if ( $force_recheck || false === ( $ssl = get_transient( 'jetpack_https_test' ) ) ) {
4461
			$message = '';
4462
			if ( 'https' !== substr( JETPACK__API_BASE, 0, 5 ) ) {
4463
				$ssl = 0;
4464
			} else {
4465
				switch ( JETPACK_CLIENT__HTTPS ) {
4466
					case 'NEVER':
4467
						$ssl = 0;
4468
						$message = __( 'JETPACK_CLIENT__HTTPS is set to NEVER', 'jetpack' );
4469
						break;
4470
					case 'ALWAYS':
4471
					case 'AUTO':
4472
					default:
4473
						$ssl = 1;
4474
						break;
4475
				}
4476
4477
				// If it's not 'NEVER', test to see
4478
				if ( $ssl ) {
4479
					if ( ! wp_http_supports( array( 'ssl' => true ) ) ) {
4480
						$ssl = 0;
4481
						$message = __( 'WordPress reports no SSL support', 'jetpack' );
4482
					} else {
4483
						$response = wp_remote_get( JETPACK__API_BASE . 'test/1/' );
4484
						if ( is_wp_error( $response ) ) {
4485
							$ssl = 0;
4486
							$message = __( 'WordPress reports no SSL support', 'jetpack' );
4487
						} elseif ( 'OK' !== wp_remote_retrieve_body( $response ) ) {
4488
							$ssl = 0;
4489
							$message = __( 'Response was not OK: ', 'jetpack' ) . wp_remote_retrieve_body( $response );
4490
						}
4491
					}
4492
				}
4493
			}
4494
			set_transient( 'jetpack_https_test', $ssl, DAY_IN_SECONDS );
4495
			set_transient( 'jetpack_https_test_message', $message, DAY_IN_SECONDS );
4496
		}
4497
4498
		return (bool) $ssl;
4499
	}
4500
4501
	/*
4502
	 * Displays an admin_notice, alerting the user to their JETPACK_CLIENT__HTTPS constant being 'AUTO' but SSL isn't working.
4503
	 */
4504
	public function alert_auto_ssl_fail() {
4505
		if ( ! current_user_can( 'manage_options' ) )
4506
			return;
4507
4508
		$ajax_nonce = wp_create_nonce( 'recheck-ssl' );
4509
		?>
4510
4511
		<div id="jetpack-ssl-warning" class="error jp-identity-crisis">
4512
			<div class="jp-banner__content">
4513
				<h2><?php _e( 'Outbound HTTPS not working', 'jetpack' ); ?></h2>
4514
				<p><?php _e( 'Your site could not connect to WordPress.com via HTTPS. This could be due to any number of reasons, including faulty SSL certificates, misconfigured or missing SSL libraries, or network issues.', 'jetpack' ); ?></p>
4515
				<p>
4516
					<?php _e( 'Jetpack will re-test for HTTPS support once a day, but you can click here to try again immediately: ', 'jetpack' ); ?>
4517
					<a href="#" id="jetpack-recheck-ssl-button"><?php _e( 'Try again', 'jetpack' ); ?></a>
4518
					<span id="jetpack-recheck-ssl-output"><?php echo get_transient( 'jetpack_https_test_message' ); ?></span>
4519
				</p>
4520
				<p>
4521
					<?php printf( __( 'For more help, try our <a href="%1$s">connection debugger</a> or <a href="%2$s" target="_blank">troubleshooting tips</a>.', 'jetpack' ),
4522
							esc_url( Jetpack::admin_url( array( 'page' => 'jetpack-debugger' )  ) ),
4523
							esc_url( 'https://jetpack.com/support/getting-started-with-jetpack/troubleshooting-tips/' ) ); ?>
4524
				</p>
4525
			</div>
4526
		</div>
4527
		<style>
4528
			#jetpack-recheck-ssl-output { margin-left: 5px; color: red; }
4529
		</style>
4530
		<script type="text/javascript">
4531
			jQuery( document ).ready( function( $ ) {
4532
				$( '#jetpack-recheck-ssl-button' ).click( function( e ) {
4533
					var $this = $( this );
4534
					$this.html( <?php echo json_encode( __( 'Checking', 'jetpack' ) ); ?> );
4535
					$( '#jetpack-recheck-ssl-output' ).html( '' );
4536
					e.preventDefault();
4537
					var data = { action: 'jetpack-recheck-ssl', 'ajax-nonce': '<?php echo $ajax_nonce; ?>' };
4538
					$.post( ajaxurl, data )
4539
					  .done( function( response ) {
4540
					  	if ( response.enabled ) {
4541
					  		$( '#jetpack-ssl-warning' ).hide();
4542
					  	} else {
4543
					  		this.html( <?php echo json_encode( __( 'Try again', 'jetpack' ) ); ?> );
4544
					  		$( '#jetpack-recheck-ssl-output' ).html( 'SSL Failed: ' + response.message );
4545
					  	}
4546
					  }.bind( $this ) );
4547
				} );
4548
			} );
4549
		</script>
4550
4551
		<?php
4552
	}
4553
4554
	/**
4555
	 * Returns the Jetpack XML-RPC API
4556
	 *
4557
	 * @return string
4558
	 */
4559
	public static function xmlrpc_api_url() {
4560
		$base = preg_replace( '#(https?://[^?/]+)(/?.*)?$#', '\\1', JETPACK__API_BASE );
4561
		return untrailingslashit( $base ) . '/xmlrpc.php';
4562
	}
4563
4564
	/**
4565
	 * Creates two secret tokens and the end of life timestamp for them.
4566
	 *
4567
	 * Note these tokens are unique per call, NOT static per site for connecting.
4568
	 *
4569
	 * @since 2.6
4570
	 * @return array
4571
	 */
4572
	public function generate_secrets( $action, $exp = 600 ) {
4573
	    $secret = wp_generate_password( 32, false ) // secret_1
4574
	    		. ':' . wp_generate_password( 32, false ) // secret_2
4575
	    		. ':' . ( time() + $exp ) // eol ( End of Life )
4576
	    		. ':' . get_current_user_id(); // ties the secrets to the current user
4577
		Jetpack_Options::update_option( $action, $secret );
4578
	    return Jetpack_Options::get_option( $action );
4579
	}
4580
4581
	/**
4582
	 * Builds the timeout limit for queries talking with the wpcom servers.
4583
	 *
4584
	 * Based on local php max_execution_time in php.ini
4585
	 *
4586
	 * @since 2.6
4587
	 * @return int
4588
	 **/
4589
	public function get_remote_query_timeout_limit() {
4590
	    $timeout = (int) ini_get( 'max_execution_time' );
4591
	    if ( ! $timeout ) // Ensure exec time set in php.ini
4592
				$timeout = 30;
4593
	    return intval( $timeout / 2 );
4594
	}
4595
4596
4597
	/**
4598
	 * Takes the response from the Jetpack register new site endpoint and
4599
	 * verifies it worked properly.
4600
	 *
4601
	 * @since 2.6
4602
	 * @return string|Jetpack_Error A JSON object on success or Jetpack_Error on failures
4603
	 **/
4604
	public function validate_remote_register_response( $response ) {
4605
	  if ( is_wp_error( $response ) ) {
4606
			return new Jetpack_Error( 'register_http_request_failed', $response->get_error_message() );
4607
		}
4608
4609
		$code   = wp_remote_retrieve_response_code( $response );
4610
		$entity = wp_remote_retrieve_body( $response );
4611
		if ( $entity )
4612
			$registration_response = json_decode( $entity );
4613
		else
4614
			$registration_response = false;
4615
4616
		$code_type = intval( $code / 100 );
4617
		if ( 5 == $code_type ) {
4618
			return new Jetpack_Error( 'wpcom_5??', sprintf( __( 'Error Details: %s', 'jetpack' ), $code ), $code );
4619
		} elseif ( 408 == $code ) {
4620
			return new Jetpack_Error( 'wpcom_408', sprintf( __( 'Error Details: %s', 'jetpack' ), $code ), $code );
4621
		} elseif ( ! empty( $registration_response->error ) ) {
4622
			if ( 'xml_rpc-32700' == $registration_response->error && ! function_exists( 'xml_parser_create' ) ) {
4623
				$error_description = __( "PHP's XML extension is not available. Jetpack requires the XML extension to communicate with WordPress.com. Please contact your hosting provider to enable PHP's XML extension.", 'jetpack' );
4624
			} else {
4625
				$error_description = isset( $registration_response->error_description ) ? sprintf( __( 'Error Details: %s', 'jetpack' ), (string) $registration_response->error_description ) : '';
4626
			}
4627
4628
			return new Jetpack_Error( (string) $registration_response->error, $error_description, $code );
4629
		} elseif ( 200 != $code ) {
4630
			return new Jetpack_Error( 'wpcom_bad_response', sprintf( __( 'Error Details: %s', 'jetpack' ), $code ), $code );
4631
		}
4632
4633
		// Jetpack ID error block
4634
		if ( empty( $registration_response->jetpack_id ) ) {
4635
			return new Jetpack_Error( 'jetpack_id', sprintf( __( 'Error Details: Jetpack ID is empty. Do not publicly post this error message! %s', 'jetpack' ), $entity ), $entity );
4636
		} elseif ( ! is_scalar( $registration_response->jetpack_id ) ) {
4637
			return new Jetpack_Error( 'jetpack_id', sprintf( __( 'Error Details: Jetpack ID is not a scalar. Do not publicly post this error message! %s', 'jetpack' ) , $entity ), $entity );
4638
		} elseif ( preg_match( '/[^0-9]/', $registration_response->jetpack_id ) ) {
4639
			return new Jetpack_Error( 'jetpack_id', sprintf( __( 'Error Details: Jetpack ID begins with a numeral. Do not publicly post this error message! %s', 'jetpack' ) , $entity ), $entity );
4640
		}
4641
4642
	    return $registration_response;
4643
	}
4644
	/**
4645
	 * @return bool|WP_Error
4646
	 */
4647
	public static function register() {
4648
		add_action( 'pre_update_jetpack_option_register', array( 'Jetpack_Options', 'delete_option' ) );
4649
		$secrets = Jetpack::init()->generate_secrets( 'register' );
4650
4651
		@list( $secret_1, $secret_2, $secret_eol ) = explode( ':', $secrets );
4652 View Code Duplication
		if ( empty( $secret_1 ) || empty( $secret_2 ) || empty( $secret_eol ) || $secret_eol < time() ) {
4653
			return new Jetpack_Error( 'missing_secrets' );
4654
		}
4655
4656
		$timeout = Jetpack::init()->get_remote_query_timeout_limit();
4657
4658
		$gmt_offset = get_option( 'gmt_offset' );
4659
		if ( ! $gmt_offset ) {
4660
			$gmt_offset = 0;
4661
		}
4662
4663
		$stats_options = get_option( 'stats_options' );
4664
		$stats_id = isset($stats_options['blog_id']) ? $stats_options['blog_id'] : null;
4665
4666
		$args = array(
4667
			'method'  => 'POST',
4668
			'body'    => array(
4669
				'siteurl'         => site_url(),
4670
				'home'            => home_url(),
4671
				'gmt_offset'      => $gmt_offset,
4672
				'timezone_string' => (string) get_option( 'timezone_string' ),
4673
				'site_name'       => (string) get_option( 'blogname' ),
4674
				'secret_1'        => $secret_1,
4675
				'secret_2'        => $secret_2,
4676
				'site_lang'       => get_locale(),
4677
				'timeout'         => $timeout,
4678
				'stats_id'        => $stats_id,
4679
				'state'           => get_current_user_id(),
4680
			),
4681
			'headers' => array(
4682
				'Accept' => 'application/json',
4683
			),
4684
			'timeout' => $timeout,
4685
		);
4686
		$response = Jetpack_Client::_wp_remote_request( Jetpack::fix_url_for_bad_hosts( Jetpack::api_url( 'register' ) ), $args, true );
4687
4688
		// Make sure the response is valid and does not contain any Jetpack errors
4689
		$registration_details = Jetpack::init()->validate_remote_register_response( $response );
4690
		if ( is_wp_error( $registration_details ) ) {
4691
		    return $registration_details;
4692
		} elseif ( ! $registration_details ) {
4693
			return new Jetpack_Error( 'unknown_error', __( 'Unknown error registering your Jetpack site', 'jetpack' ), wp_remote_retrieve_response_code( $response ) );
4694
		}
4695
4696 View Code Duplication
		if ( empty( $registration_details->jetpack_secret ) || ! is_string( $registration_details->jetpack_secret ) ) {
4697
			return new Jetpack_Error( 'jetpack_secret', '', wp_remote_retrieve_response_code( $response ) );
4698
		}
4699
4700
		if ( isset( $registration_details->jetpack_public ) ) {
4701
			$jetpack_public = (int) $registration_details->jetpack_public;
4702
		} else {
4703
			$jetpack_public = false;
4704
		}
4705
4706
		Jetpack_Options::update_options(
4707
			array(
4708
				'id'         => (int)    $registration_details->jetpack_id,
4709
				'blog_token' => (string) $registration_details->jetpack_secret,
4710
				'public'     => $jetpack_public,
4711
			)
4712
		);
4713
4714
		/**
4715
		 * Fires when a site is registered on WordPress.com.
4716
		 *
4717
		 * @since 3.7.0
4718
		 *
4719
		 * @param int $json->jetpack_id Jetpack Blog ID.
4720
		 * @param string $json->jetpack_secret Jetpack Blog Token.
4721
		 * @param int|bool $jetpack_public Is the site public.
4722
		 */
4723
		do_action( 'jetpack_site_registered', $registration_details->jetpack_id, $registration_details->jetpack_secret, $jetpack_public );
4724
4725
		// Initialize Jump Start for the first and only time.
4726
		if ( ! Jetpack_Options::get_option( 'jumpstart' ) ) {
4727
			Jetpack_Options::update_option( 'jumpstart', 'new_connection' );
4728
4729
			$jetpack = Jetpack::init();
4730
4731
			$jetpack->stat( 'jumpstart', 'unique-views' );
4732
			$jetpack->do_stats( 'server_side' );
4733
		};
4734
4735
		return true;
4736
	}
4737
4738
	/**
4739
	 * If the db version is showing something other that what we've got now, bump it to current.
4740
	 *
4741
	 * @return bool: True if the option was incorrect and updated, false if nothing happened.
4742
	 */
4743
	public static function maybe_set_version_option() {
4744
		list( $version ) = explode( ':', Jetpack_Options::get_option( 'version' ) );
4745
		if ( JETPACK__VERSION != $version ) {
4746
			Jetpack_Options::update_option( 'version', JETPACK__VERSION . ':' . time() );
4747
4748
			if ( version_compare( JETPACK__VERSION, $version, '>' ) ) {
4749
				/** This action is documented in class.jetpack.php */
4750
				do_action( 'updating_jetpack_version', JETPACK__VERSION, $version );
4751
			}
4752
4753
			return true;
4754
		}
4755
		return false;
4756
	}
4757
4758
/* Client Server API */
4759
4760
	/**
4761
	 * Loads the Jetpack XML-RPC client
4762
	 */
4763
	public static function load_xml_rpc_client() {
4764
		require_once ABSPATH . WPINC . '/class-IXR.php';
4765
		require_once JETPACK__PLUGIN_DIR . 'class.jetpack-ixr-client.php';
4766
	}
4767
4768
	/**
4769
	 * Resets the saved authentication state in between testing requests.
4770
	 */
4771
	public function reset_saved_auth_state() {
4772
		$this->xmlrpc_verification = null;
4773
		$this->rest_authentication_status = null;
4774
	}
4775
4776
	function verify_xml_rpc_signature() {
4777
		if ( $this->xmlrpc_verification ) {
4778
			return $this->xmlrpc_verification;
4779
		}
4780
4781
		// It's not for us
4782
		if ( ! isset( $_GET['token'] ) || empty( $_GET['signature'] ) ) {
4783
			return false;
4784
		}
4785
4786
		@list( $token_key, $version, $user_id ) = explode( ':', $_GET['token'] );
4787
		if (
4788
			empty( $token_key )
4789
		||
4790
			empty( $version ) || strval( JETPACK__API_VERSION ) !== $version
4791
		) {
4792
			return false;
4793
		}
4794
4795
		if ( '0' === $user_id ) {
4796
			$token_type = 'blog';
4797
			$user_id = 0;
4798
		} else {
4799
			$token_type = 'user';
4800
			if ( empty( $user_id ) || ! ctype_digit( $user_id ) ) {
4801
				return false;
4802
			}
4803
			$user_id = (int) $user_id;
4804
4805
			$user = new WP_User( $user_id );
4806
			if ( ! $user || ! $user->exists() ) {
4807
				return false;
4808
			}
4809
		}
4810
4811
		$token = Jetpack_Data::get_access_token( $user_id );
4812
		if ( ! $token ) {
4813
			return false;
4814
		}
4815
4816
		$token_check = "$token_key.";
4817
		if ( ! hash_equals( substr( $token->secret, 0, strlen( $token_check ) ), $token_check ) ) {
4818
			return false;
4819
		}
4820
4821
		require_once JETPACK__PLUGIN_DIR . 'class.jetpack-signature.php';
4822
4823
		$jetpack_signature = new Jetpack_Signature( $token->secret, (int) Jetpack_Options::get_option( 'time_diff' ) );
4824
		if ( isset( $_POST['_jetpack_is_multipart'] ) ) {
4825
			$post_data   = $_POST;
4826
			$file_hashes = array();
4827
			foreach ( $post_data as $post_data_key => $post_data_value ) {
4828
				if ( 0 !== strpos( $post_data_key, '_jetpack_file_hmac_' ) ) {
4829
					continue;
4830
				}
4831
				$post_data_key = substr( $post_data_key, strlen( '_jetpack_file_hmac_' ) );
4832
				$file_hashes[$post_data_key] = $post_data_value;
4833
			}
4834
4835
			foreach ( $file_hashes as $post_data_key => $post_data_value ) {
4836
				unset( $post_data["_jetpack_file_hmac_{$post_data_key}"] );
4837
				$post_data[$post_data_key] = $post_data_value;
4838
			}
4839
4840
			ksort( $post_data );
4841
4842
			$body = http_build_query( stripslashes_deep( $post_data ) );
4843
		} elseif ( is_null( $this->HTTP_RAW_POST_DATA ) ) {
4844
			$body = file_get_contents( 'php://input' );
4845
		} else {
4846
			$body = null;
4847
		}
4848
4849
		$signature = $jetpack_signature->sign_current_request(
4850
			array( 'body' => is_null( $body ) ? $this->HTTP_RAW_POST_DATA : $body, )
4851
		);
4852
4853
		if ( ! $signature ) {
4854
			return false;
4855
		} else if ( is_wp_error( $signature ) ) {
4856
			return $signature;
4857
		} else if ( ! hash_equals( $signature, $_GET['signature'] ) ) {
4858
			return false;
4859
		}
4860
4861
		$timestamp = (int) $_GET['timestamp'];
4862
		$nonce     = stripslashes( (string) $_GET['nonce'] );
4863
4864
		if ( ! $this->add_nonce( $timestamp, $nonce ) ) {
4865
			return false;
4866
		}
4867
4868
		$this->xmlrpc_verification = array(
4869
			'type'    => $token_type,
4870
			'user_id' => $token->external_user_id,
4871
		);
4872
4873
		return $this->xmlrpc_verification;
4874
	}
4875
4876
	/**
4877
	 * Authenticates XML-RPC and other requests from the Jetpack Server
4878
	 */
4879
	function authenticate_jetpack( $user, $username, $password ) {
0 ignored issues
show
The parameter $username is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
The parameter $password is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
4880
		if ( is_a( $user, 'WP_User' ) ) {
4881
			return $user;
4882
		}
4883
4884
		$token_details = $this->verify_xml_rpc_signature();
4885
4886
		if ( ! $token_details || is_wp_error( $token_details ) ) {
4887
			return $user;
4888
		}
4889
4890
		if ( 'user' !== $token_details['type'] ) {
4891
			return $user;
4892
		}
4893
4894
		if ( ! $token_details['user_id'] ) {
4895
			return $user;
4896
		}
4897
4898
		nocache_headers();
4899
4900
		return new WP_User( $token_details['user_id'] );
4901
	}
4902
4903
	// Authenticates requests from Jetpack server to WP REST API endpoints.
4904
	// Uses the existing XMLRPC request signing implementation.
4905
	function wp_rest_authenticate( $user ) {
4906
		if ( ! empty( $user ) ) {
4907
			// Another authentication method is in effect.
4908
			return $user;
4909
		}
4910
4911
		if ( ! isset( $_GET['_for'] ) || $_GET['_for'] !== 'jetpack' ) {
4912
			// Nothing to do for this authentication method.
4913
			return null;
4914
		}
4915
4916
		if ( ! isset( $_GET['token'] ) && ! isset( $_GET['signature'] ) ) {
4917
			// Nothing to do for this authentication method.
4918
			return null;
4919
		}
4920
4921
		// Ensure that we always have the request body available.  At this
4922
		// point, the WP REST API code to determine the request body has not
4923
		// run yet.  That code may try to read from 'php://input' later, but
4924
		// this can only be done once per request in PHP versions prior to 5.6.
4925
		// So we will go ahead and perform this read now if needed, and save
4926
		// the request body where both the Jetpack signature verification code
4927
		// and the WP REST API code can see it.
4928
		if ( ! isset( $GLOBALS['HTTP_RAW_POST_DATA'] ) ) {
4929
			$GLOBALS['HTTP_RAW_POST_DATA'] = file_get_contents( 'php://input' );
4930
		}
4931
		$this->HTTP_RAW_POST_DATA = $GLOBALS['HTTP_RAW_POST_DATA'];
4932
4933
		// Only support specific request parameters that have been tested and
4934
		// are known to work with signature verification.  A different method
4935
		// can be passed to the WP REST API via the '?_method=' parameter if
4936
		// needed.
4937
		if ( $_SERVER['REQUEST_METHOD'] !== 'GET' && $_SERVER['REQUEST_METHOD'] !== 'POST' ) {
4938
			$this->rest_authentication_status = new WP_Error(
4939
				'rest_invalid_request',
4940
				__( 'This request method is not supported.', 'jetpack' ),
4941
				array( 'status' => 400 )
4942
			);
4943
			return null;
4944
		}
4945
		if ( $_SERVER['REQUEST_METHOD'] !== 'POST' && ! empty( $this->HTTP_RAW_POST_DATA ) ) {
4946
			$this->rest_authentication_status = new WP_Error(
4947
				'rest_invalid_request',
4948
				__( 'This request method does not support body parameters.', 'jetpack' ),
4949
				array( 'status' => 400 )
4950
			);
4951
			return null;
4952
		}
4953
4954
		if ( ! empty( $_SERVER['CONTENT_TYPE'] ) ) {
4955
			$content_type = $_SERVER['CONTENT_TYPE'];
4956
		} elseif ( ! empty( $_SERVER['HTTP_CONTENT_TYPE'] ) ) {
4957
			$content_type = $_SERVER['HTTP_CONTENT_TYPE'];
4958
		}
4959
4960
		if (
4961
			isset( $content_type ) &&
4962
			$content_type !== 'application/x-www-form-urlencoded' &&
4963
			$content_type !== 'application/json'
4964
		) {
4965
			$this->rest_authentication_status = new WP_Error(
4966
				'rest_invalid_request',
4967
				__( 'This Content-Type is not supported.', 'jetpack' ),
4968
				array( 'status' => 400 )
4969
			);
4970
			return null;
4971
		}
4972
4973
		$verified = $this->verify_xml_rpc_signature();
4974
4975
		if ( is_wp_error( $verified ) ) {
4976
			$this->rest_authentication_status = $verified;
4977
			return null;
4978
		}
4979
4980
		if (
4981
			$verified &&
4982
			isset( $verified['type'] ) &&
4983
			'user' === $verified['type'] &&
4984
			! empty( $verified['user_id'] )
4985
		) {
4986
			// Authentication successful.
4987
			$this->rest_authentication_status = true;
4988
			return $verified['user_id'];
4989
		}
4990
4991
		// Something else went wrong.  Probably a signature error.
4992
		$this->rest_authentication_status = new WP_Error(
4993
			'rest_invalid_signature',
4994
			__( 'The request is not signed correctly.', 'jetpack' ),
4995
			array( 'status' => 400 )
4996
		);
4997
		return null;
4998
	}
4999
5000
	/**
5001
	 * Report authentication status to the WP REST API.
5002
	 *
5003
	 * @param  WP_Error|mixed $result Error from another authentication handler, null if we should handle it, or another value if not
5004
	 * @return WP_Error|boolean|null {@see WP_JSON_Server::check_authentication}
5005
	 */
5006
	public function wp_rest_authentication_errors( $value ) {
5007
		if ( $value !== null ) {
5008
			return $value;
5009
		}
5010
		return $this->rest_authentication_status;
5011
	}
5012
5013
	function add_nonce( $timestamp, $nonce ) {
5014
		global $wpdb;
5015
		static $nonces_used_this_request = array();
5016
5017
		if ( isset( $nonces_used_this_request["$timestamp:$nonce"] ) ) {
5018
			return $nonces_used_this_request["$timestamp:$nonce"];
5019
		}
5020
5021
		// This should always have gone through Jetpack_Signature::sign_request() first to check $timestamp an $nonce
5022
		$timestamp = (int) $timestamp;
5023
		$nonce     = esc_sql( $nonce );
5024
5025
		// Raw query so we can avoid races: add_option will also update
5026
		$show_errors = $wpdb->show_errors( false );
5027
5028
		$old_nonce = $wpdb->get_row(
5029
			$wpdb->prepare( "SELECT * FROM `$wpdb->options` WHERE option_name = %s", "jetpack_nonce_{$timestamp}_{$nonce}" )
5030
		);
5031
5032
		if ( is_null( $old_nonce ) ) {
5033
			$return = $wpdb->query(
5034
				$wpdb->prepare(
5035
					"INSERT INTO `$wpdb->options` (`option_name`, `option_value`, `autoload`) VALUES (%s, %s, %s)",
5036
					"jetpack_nonce_{$timestamp}_{$nonce}",
5037
					time(),
5038
					'no'
5039
				)
5040
			);
5041
		} else {
5042
			$return = false;
5043
		}
5044
5045
		$wpdb->show_errors( $show_errors );
5046
5047
		$nonces_used_this_request["$timestamp:$nonce"] = $return;
5048
5049
		return $return;
5050
	}
5051
5052
	/**
5053
	 * In some setups, $HTTP_RAW_POST_DATA can be emptied during some IXR_Server paths since it is passed by reference to various methods.
5054
	 * Capture it here so we can verify the signature later.
5055
	 */
5056
	function xmlrpc_methods( $methods ) {
5057
		$this->HTTP_RAW_POST_DATA = $GLOBALS['HTTP_RAW_POST_DATA'];
5058
		return $methods;
5059
	}
5060
5061
	function public_xmlrpc_methods( $methods ) {
5062
		if ( array_key_exists( 'wp.getOptions', $methods ) ) {
5063
			$methods['wp.getOptions'] = array( $this, 'jetpack_getOptions' );
5064
		}
5065
		return $methods;
5066
	}
5067
5068
	function jetpack_getOptions( $args ) {
5069
		global $wp_xmlrpc_server;
5070
5071
		$wp_xmlrpc_server->escape( $args );
5072
5073
		$username	= $args[1];
5074
		$password	= $args[2];
5075
5076
		if ( !$user = $wp_xmlrpc_server->login($username, $password) ) {
5077
			return $wp_xmlrpc_server->error;
5078
		}
5079
5080
		$options = array();
5081
		$user_data = $this->get_connected_user_data();
5082
		if ( is_array( $user_data ) ) {
5083
			$options['jetpack_user_id'] = array(
5084
				'desc'          => __( 'The WP.com user ID of the connected user', 'jetpack' ),
5085
				'readonly'      => true,
5086
				'value'         => $user_data['ID'],
5087
			);
5088
			$options['jetpack_user_login'] = array(
5089
				'desc'          => __( 'The WP.com username of the connected user', 'jetpack' ),
5090
				'readonly'      => true,
5091
				'value'         => $user_data['login'],
5092
			);
5093
			$options['jetpack_user_email'] = array(
5094
				'desc'          => __( 'The WP.com user email of the connected user', 'jetpack' ),
5095
				'readonly'      => true,
5096
				'value'         => $user_data['email'],
5097
			);
5098
			$options['jetpack_user_site_count'] = array(
5099
				'desc'          => __( 'The number of sites of the connected WP.com user', 'jetpack' ),
5100
				'readonly'      => true,
5101
				'value'         => $user_data['site_count'],
5102
			);
5103
		}
5104
		$wp_xmlrpc_server->blog_options = array_merge( $wp_xmlrpc_server->blog_options, $options );
5105
		$args = stripslashes_deep( $args );
5106
		return $wp_xmlrpc_server->wp_getOptions( $args );
5107
	}
5108
5109
	function xmlrpc_options( $options ) {
5110
		$jetpack_client_id = false;
5111
		if ( self::is_active() ) {
5112
			$jetpack_client_id = Jetpack_Options::get_option( 'id' );
5113
		}
5114
		$options['jetpack_version'] = array(
5115
				'desc'          => __( 'Jetpack Plugin Version', 'jetpack' ),
5116
				'readonly'      => true,
5117
				'value'         => JETPACK__VERSION,
5118
		);
5119
5120
		$options['jetpack_client_id'] = array(
5121
				'desc'          => __( 'The Client ID/WP.com Blog ID of this site', 'jetpack' ),
5122
				'readonly'      => true,
5123
				'value'         => $jetpack_client_id,
5124
		);
5125
		return $options;
5126
	}
5127
5128
	public static function clean_nonces( $all = false ) {
5129
		global $wpdb;
5130
5131
		$sql = "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE %s";
5132
		$sql_args = array( $wpdb->esc_like( 'jetpack_nonce_' ) . '%' );
5133
5134
		if ( true !== $all ) {
5135
			$sql .= ' AND CAST( `option_value` AS UNSIGNED ) < %d';
5136
			$sql_args[] = time() - 3600;
5137
		}
5138
5139
		$sql .= ' ORDER BY `option_id` LIMIT 100';
5140
5141
		$sql = $wpdb->prepare( $sql, $sql_args );
5142
5143
		for ( $i = 0; $i < 1000; $i++ ) {
5144
			if ( ! $wpdb->query( $sql ) ) {
5145
				break;
5146
			}
5147
		}
5148
	}
5149
5150
	/**
5151
	 * State is passed via cookies from one request to the next, but never to subsequent requests.
5152
	 * SET: state( $key, $value );
5153
	 * GET: $value = state( $key );
5154
	 *
5155
	 * @param string $key
5156
	 * @param string $value
5157
	 * @param bool $restate private
5158
	 */
5159
	public static function state( $key = null, $value = null, $restate = false ) {
5160
		static $state = array();
5161
		static $path, $domain;
5162
		if ( ! isset( $path ) ) {
5163
			require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
5164
			$admin_url = Jetpack::admin_url();
5165
			$bits      = parse_url( $admin_url );
5166
5167
			if ( is_array( $bits ) ) {
5168
				$path   = ( isset( $bits['path'] ) ) ? dirname( $bits['path'] ) : null;
5169
				$domain = ( isset( $bits['host'] ) ) ? $bits['host'] : null;
5170
			} else {
5171
				$path = $domain = null;
5172
			}
5173
		}
5174
5175
		// Extract state from cookies and delete cookies
5176
		if ( isset( $_COOKIE[ 'jetpackState' ] ) && is_array( $_COOKIE[ 'jetpackState' ] ) ) {
5177
			$yum = $_COOKIE[ 'jetpackState' ];
5178
			unset( $_COOKIE[ 'jetpackState' ] );
5179
			foreach ( $yum as $k => $v ) {
5180
				if ( strlen( $v ) )
5181
					$state[ $k ] = $v;
5182
				setcookie( "jetpackState[$k]", false, 0, $path, $domain );
5183
			}
5184
		}
5185
5186
		if ( $restate ) {
5187
			foreach ( $state as $k => $v ) {
5188
				setcookie( "jetpackState[$k]", $v, 0, $path, $domain );
5189
			}
5190
			return;
5191
		}
5192
5193
		// Get a state variable
5194
		if ( isset( $key ) && ! isset( $value ) ) {
5195
			if ( array_key_exists( $key, $state ) )
5196
				return $state[ $key ];
5197
			return null;
5198
		}
5199
5200
		// Set a state variable
5201
		if ( isset ( $key ) && isset( $value ) ) {
5202
			if( is_array( $value ) && isset( $value[0] ) ) {
5203
				$value = $value[0];
5204
			}
5205
			$state[ $key ] = $value;
5206
			setcookie( "jetpackState[$key]", $value, 0, $path, $domain );
5207
		}
5208
	}
5209
5210
	public static function restate() {
5211
		Jetpack::state( null, null, true );
5212
	}
5213
5214
	public static function check_privacy( $file ) {
5215
		static $is_site_publicly_accessible = null;
5216
5217
		if ( is_null( $is_site_publicly_accessible ) ) {
5218
			$is_site_publicly_accessible = false;
5219
5220
			Jetpack::load_xml_rpc_client();
5221
			$rpc = new Jetpack_IXR_Client();
5222
5223
			$success = $rpc->query( 'jetpack.isSitePubliclyAccessible', home_url() );
5224
			if ( $success ) {
5225
				$response = $rpc->getResponse();
5226
				if ( $response ) {
5227
					$is_site_publicly_accessible = true;
5228
				}
5229
			}
5230
5231
			Jetpack_Options::update_option( 'public', (int) $is_site_publicly_accessible );
5232
		}
5233
5234
		if ( $is_site_publicly_accessible ) {
5235
			return;
5236
		}
5237
5238
		$module_slug = self::get_module_slug( $file );
5239
5240
		$privacy_checks = Jetpack::state( 'privacy_checks' );
5241
		if ( ! $privacy_checks ) {
5242
			$privacy_checks = $module_slug;
5243
		} else {
5244
			$privacy_checks .= ",$module_slug";
5245
		}
5246
5247
		Jetpack::state( 'privacy_checks', $privacy_checks );
5248
	}
5249
5250
	/**
5251
	 * Helper method for multicall XMLRPC.
5252
	 */
5253
	public static function xmlrpc_async_call() {
5254
		global $blog_id;
5255
		static $clients = array();
5256
5257
		$client_blog_id = is_multisite() ? $blog_id : 0;
5258
5259
		if ( ! isset( $clients[$client_blog_id] ) ) {
5260
			Jetpack::load_xml_rpc_client();
5261
			$clients[$client_blog_id] = new Jetpack_IXR_ClientMulticall( array( 'user_id' => JETPACK_MASTER_USER, ) );
5262
			if ( function_exists( 'ignore_user_abort' ) ) {
5263
				ignore_user_abort( true );
5264
			}
5265
			add_action( 'shutdown', array( 'Jetpack', 'xmlrpc_async_call' ) );
5266
		}
5267
5268
		$args = func_get_args();
5269
5270
		if ( ! empty( $args[0] ) ) {
5271
			call_user_func_array( array( $clients[$client_blog_id], 'addCall' ), $args );
5272
		} elseif ( is_multisite() ) {
5273
			foreach ( $clients as $client_blog_id => $client ) {
5274
				if ( ! $client_blog_id || empty( $client->calls ) ) {
5275
					continue;
5276
				}
5277
5278
				$switch_success = switch_to_blog( $client_blog_id, true );
5279
				if ( ! $switch_success ) {
5280
					continue;
5281
				}
5282
5283
				flush();
5284
				$client->query();
5285
5286
				restore_current_blog();
5287
			}
5288
		} else {
5289
			if ( isset( $clients[0] ) && ! empty( $clients[0]->calls ) ) {
5290
				flush();
5291
				$clients[0]->query();
5292
			}
5293
		}
5294
	}
5295
5296
	public static function staticize_subdomain( $url ) {
5297
5298
		// Extract hostname from URL
5299
		$host = parse_url( $url, PHP_URL_HOST );
5300
5301
		// Explode hostname on '.'
5302
		$exploded_host = explode( '.', $host );
5303
5304
		// Retrieve the name and TLD
5305
		if ( count( $exploded_host ) > 1 ) {
5306
			$name = $exploded_host[ count( $exploded_host ) - 2 ];
5307
			$tld = $exploded_host[ count( $exploded_host ) - 1 ];
5308
			// Rebuild domain excluding subdomains
5309
			$domain = $name . '.' . $tld;
5310
		} else {
5311
			$domain = $host;
5312
		}
5313
		// Array of Automattic domains
5314
		$domain_whitelist = array( 'wordpress.com', 'wp.com' );
5315
5316
		// Return $url if not an Automattic domain
5317
		if ( ! in_array( $domain, $domain_whitelist ) ) {
5318
			return $url;
5319
		}
5320
5321
		if ( is_ssl() ) {
5322
			return preg_replace( '|https?://[^/]++/|', 'https://s-ssl.wordpress.com/', $url );
5323
		}
5324
5325
		srand( crc32( basename( $url ) ) );
5326
		$static_counter = rand( 0, 2 );
5327
		srand(); // this resets everything that relies on this, like array_rand() and shuffle()
5328
5329
		return preg_replace( '|://[^/]+?/|', "://s$static_counter.wp.com/", $url );
5330
	}
5331
5332
/* JSON API Authorization */
5333
5334
	/**
5335
	 * Handles the login action for Authorizing the JSON API
5336
	 */
5337
	function login_form_json_api_authorization() {
5338
		$this->verify_json_api_authorization_request();
5339
5340
		add_action( 'wp_login', array( &$this, 'store_json_api_authorization_token' ), 10, 2 );
5341
5342
		add_action( 'login_message', array( &$this, 'login_message_json_api_authorization' ) );
5343
		add_action( 'login_form', array( &$this, 'preserve_action_in_login_form_for_json_api_authorization' ) );
5344
		add_filter( 'site_url', array( &$this, 'post_login_form_to_signed_url' ), 10, 3 );
5345
	}
5346
5347
	// Make sure the login form is POSTed to the signed URL so we can reverify the request
5348
	function post_login_form_to_signed_url( $url, $path, $scheme ) {
5349
		if ( 'wp-login.php' !== $path || ( 'login_post' !== $scheme && 'login' !== $scheme ) ) {
5350
			return $url;
5351
		}
5352
5353
		$parsed_url = parse_url( $url );
5354
		$url = strtok( $url, '?' );
5355
		$url = "$url?{$_SERVER['QUERY_STRING']}";
5356
		if ( ! empty( $parsed_url['query'] ) )
5357
			$url .= "&{$parsed_url['query']}";
5358
5359
		return $url;
5360
	}
5361
5362
	// Make sure the POSTed request is handled by the same action
5363
	function preserve_action_in_login_form_for_json_api_authorization() {
5364
		echo "<input type='hidden' name='action' value='jetpack_json_api_authorization' />\n";
5365
		echo "<input type='hidden' name='jetpack_json_api_original_query' value='" . esc_url( set_url_scheme( $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ) ) . "' />\n";
5366
	}
5367
5368
	// If someone logs in to approve API access, store the Access Code in usermeta
5369
	function store_json_api_authorization_token( $user_login, $user ) {
5370
		add_filter( 'login_redirect', array( &$this, 'add_token_to_login_redirect_json_api_authorization' ), 10, 3 );
5371
		add_filter( 'allowed_redirect_hosts', array( &$this, 'allow_wpcom_public_api_domain' ) );
5372
		$token = wp_generate_password( 32, false );
5373
		update_user_meta( $user->ID, 'jetpack_json_api_' . $this->json_api_authorization_request['client_id'], $token );
5374
	}
5375
5376
	// Add public-api.wordpress.com to the safe redirect whitelist - only added when someone allows API access
5377
	function allow_wpcom_public_api_domain( $domains ) {
5378
		$domains[] = 'public-api.wordpress.com';
5379
		return $domains;
5380
	}
5381
5382
	// Add the Access Code details to the public-api.wordpress.com redirect
5383
	function add_token_to_login_redirect_json_api_authorization( $redirect_to, $original_redirect_to, $user ) {
5384
		return add_query_arg(
5385
			urlencode_deep(
5386
				array(
5387
					'jetpack-code'    => get_user_meta( $user->ID, 'jetpack_json_api_' . $this->json_api_authorization_request['client_id'], true ),
5388
					'jetpack-user-id' => (int) $user->ID,
5389
					'jetpack-state'   => $this->json_api_authorization_request['state'],
5390
				)
5391
			),
5392
			$redirect_to
5393
		);
5394
	}
5395
5396
5397
	/**
5398
	 * Verifies the request by checking the signature
5399
	 *
5400
	 * @since 4.6.0 Method was updated to use `$_REQUEST` instead of `$_GET` and `$_POST`. Method also updated to allow
5401
	 * passing in an `$environment` argument that overrides `$_REQUEST`. This was useful for integrating with SSO.
5402
	 *
5403
	 * @param null|array $environment
5404
	 */
5405
	function verify_json_api_authorization_request( $environment = null ) {
5406
		require_once JETPACK__PLUGIN_DIR . 'class.jetpack-signature.php';
5407
5408
		$environment = is_null( $environment )
5409
			? $_REQUEST
5410
			: $environment;
5411
5412
		list( $envToken, $envVersion, $envUserId ) = explode( ':', $environment['token'] );
5413
		$token = Jetpack_Data::get_access_token( $envUserId );
5414
		if ( ! $token || empty( $token->secret ) ) {
5415
			wp_die( __( 'You must connect your Jetpack plugin to WordPress.com to use this feature.' , 'jetpack' ) );
5416
		}
5417
5418
		$die_error = __( 'Someone may be trying to trick you into giving them access to your site.  Or it could be you just encountered a bug :).  Either way, please close this window.', 'jetpack' );
5419
5420
		$jetpack_signature = new Jetpack_Signature( $token->secret, (int) Jetpack_Options::get_option( 'time_diff' ) );
5421
5422
		if ( isset( $environment['jetpack_json_api_original_query'] ) ) {
5423
			$signature = $jetpack_signature->sign_request(
5424
				$environment['token'],
5425
				$environment['timestamp'],
5426
				$environment['nonce'],
5427
				'',
5428
				'GET',
5429
				$environment['jetpack_json_api_original_query'],
5430
				null,
5431
				true
5432
			);
5433
		} else {
5434
			$signature = $jetpack_signature->sign_current_request( array( 'body' => null, 'method' => 'GET' ) );
5435
		}
5436
5437
		if ( ! $signature ) {
5438
			wp_die( $die_error );
5439
		} else if ( is_wp_error( $signature ) ) {
5440
			wp_die( $die_error );
5441
		} else if ( ! hash_equals( $signature, $environment['signature'] ) ) {
5442
			if ( is_ssl() ) {
5443
				// If we signed an HTTP request on the Jetpack Servers, but got redirected to HTTPS by the local blog, check the HTTP signature as well
5444
				$signature = $jetpack_signature->sign_current_request( array( 'scheme' => 'http', 'body' => null, 'method' => 'GET' ) );
5445
				if ( ! $signature || is_wp_error( $signature ) || ! hash_equals( $signature, $environment['signature'] ) ) {
5446
					wp_die( $die_error );
5447
				}
5448
			} else {
5449
				wp_die( $die_error );
5450
			}
5451
		}
5452
5453
		$timestamp = (int) $environment['timestamp'];
5454
		$nonce     = stripslashes( (string) $environment['nonce'] );
5455
5456
		if ( ! $this->add_nonce( $timestamp, $nonce ) ) {
5457
			// De-nonce the nonce, at least for 5 minutes.
5458
			// We have to reuse this nonce at least once (used the first time when the initial request is made, used a second time when the login form is POSTed)
5459
			$old_nonce_time = get_option( "jetpack_nonce_{$timestamp}_{$nonce}" );
5460
			if ( $old_nonce_time < time() - 300 ) {
5461
				wp_die( __( 'The authorization process expired.  Please go back and try again.' , 'jetpack' ) );
5462
			}
5463
		}
5464
5465
		$data = json_decode( base64_decode( stripslashes( $environment['data'] ) ) );
5466
		$data_filters = array(
5467
			'state'        => 'opaque',
5468
			'client_id'    => 'int',
5469
			'client_title' => 'string',
5470
			'client_image' => 'url',
5471
		);
5472
5473
		foreach ( $data_filters as $key => $sanitation ) {
5474
			if ( ! isset( $data->$key ) ) {
5475
				wp_die( $die_error );
5476
			}
5477
5478
			switch ( $sanitation ) {
5479
			case 'int' :
5480
				$this->json_api_authorization_request[$key] = (int) $data->$key;
5481
				break;
5482
			case 'opaque' :
5483
				$this->json_api_authorization_request[$key] = (string) $data->$key;
5484
				break;
5485
			case 'string' :
5486
				$this->json_api_authorization_request[$key] = wp_kses( (string) $data->$key, array() );
5487
				break;
5488
			case 'url' :
5489
				$this->json_api_authorization_request[$key] = esc_url_raw( (string) $data->$key );
5490
				break;
5491
			}
5492
		}
5493
5494
		if ( empty( $this->json_api_authorization_request['client_id'] ) ) {
5495
			wp_die( $die_error );
5496
		}
5497
	}
5498
5499
	function login_message_json_api_authorization( $message ) {
0 ignored issues
show
The parameter $message is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

Loading history...
5500
		return '<p class="message">' . sprintf(
5501
			esc_html__( '%s wants to access your site&#8217;s data.  Log in to authorize that access.' , 'jetpack' ),
5502
			'<strong>' . esc_html( $this->json_api_authorization_request['client_title'] ) . '</strong>'
5503
		) . '<img src="' . esc_url( $this->json_api_authorization_request['client_image'] ) . '" /></p>';
5504
	}
5505
5506
	/**
5507
	 * Get $content_width, but with a <s>twist</s> filter.
5508
	 */
5509
	public static function get_content_width() {
5510
		$content_width = isset( $GLOBALS['content_width'] ) ? $GLOBALS['content_width'] : false;
5511
		/**
5512
		 * Filter the Content Width value.
5513
		 *
5514
		 * @since 2.2.3
5515
		 *
5516
		 * @param string $content_width Content Width value.
5517
		 */
5518
		return apply_filters( 'jetpack_content_width', $content_width );
5519
	}
5520
5521
	/**
5522
	 * Pings the WordPress.com Mirror Site for the specified options.
5523
	 *
5524
	 * @param string|array $option_names The option names to request from the WordPress.com Mirror Site
5525
	 *
5526
	 * @return array An associative array of the option values as stored in the WordPress.com Mirror Site
5527
	 */
5528
	public function get_cloud_site_options( $option_names ) {
5529
		$option_names = array_filter( (array) $option_names, 'is_string' );
5530
5531
		Jetpack::load_xml_rpc_client();
5532
		$xml = new Jetpack_IXR_Client( array( 'user_id' => JETPACK_MASTER_USER, ) );
5533
		$xml->query( 'jetpack.fetchSiteOptions', $option_names );
5534
		if ( $xml->isError() ) {
5535
			return array(
5536
				'error_code' => $xml->getErrorCode(),
5537
				'error_msg'  => $xml->getErrorMessage(),
5538
			);
5539
		}
5540
		$cloud_site_options = $xml->getResponse();
5541
5542
		return $cloud_site_options;
5543
	}
5544
5545
	/**
5546
	 * Checks if the site is currently in an identity crisis.
5547
	 *
5548
	 * @return array|bool Array of options that are in a crisis, or false if everything is OK.
5549
	 */
5550
	public static function check_identity_crisis() {
5551
		if ( ! Jetpack::is_active() || Jetpack::is_development_mode() || ! self::validate_sync_error_idc_option() ) {
5552
			return false;
5553
		}
5554
5555
		return Jetpack_Options::get_option( 'sync_error_idc' );
5556
	}
5557
5558
	/**
5559
	 * Checks whether the home and siteurl specifically are whitelisted
5560
	 * Written so that we don't have re-check $key and $value params every time
5561
	 * we want to check if this site is whitelisted, for example in footer.php
5562
	 *
5563
	 * @since  3.8.0
5564
	 * @return bool True = already whitelisted False = not whitelisted
5565
	 */
5566
	public static function is_staging_site() {
5567
		$is_staging = false;
5568
5569
		$known_staging = array(
5570
			'urls' => array(
5571
				'#\.staging\.wpengine\.com$#i', // WP Engine
5572
				'#\.staging\.kinsta\.com$#i',   // Kinsta.com
5573
				),
5574
			'constants' => array(
5575
				'IS_WPE_SNAPSHOT',      // WP Engine
5576
				'KINSTA_DEV_ENV',       // Kinsta.com
5577
				'WPSTAGECOACH_STAGING', // WP Stagecoach
5578
				'JETPACK_STAGING_MODE', // Generic
5579
				)
5580
			);
5581
		/**
5582
		 * Filters the flags of known staging sites.
5583
		 *
5584
		 * @since 3.9.0
5585
		 *
5586
		 * @param array $known_staging {
5587
		 *     An array of arrays that each are used to check if the current site is staging.
5588
		 *     @type array $urls      URLs of staging sites in regex to check against site_url.
5589
		 *     @type array $constants PHP constants of known staging/developement environments.
5590
		 *  }
5591
		 */
5592
		$known_staging = apply_filters( 'jetpack_known_staging', $known_staging );
5593
5594
		if ( isset( $known_staging['urls'] ) ) {
5595
			foreach ( $known_staging['urls'] as $url ){
5596
				if ( preg_match( $url, site_url() ) ) {
5597
					$is_staging = true;
5598
					break;
5599
				}
5600
			}
5601
		}
5602
5603
		if ( isset( $known_staging['constants'] ) ) {
5604
			foreach ( $known_staging['constants'] as $constant ) {
5605
				if ( defined( $constant ) && constant( $constant ) ) {
5606
					$is_staging = true;
5607
				}
5608
			}
5609
		}
5610
5611
		// Last, let's check if sync is erroring due to an IDC. If so, set the site to staging mode.
5612
		if ( ! $is_staging && self::validate_sync_error_idc_option() ) {
5613
			$is_staging = true;
5614
		}
5615
5616
		/**
5617
		 * Filters is_staging_site check.
5618
		 *
5619
		 * @since 3.9.0
5620
		 *
5621
		 * @param bool $is_staging If the current site is a staging site.
5622
		 */
5623
		return apply_filters( 'jetpack_is_staging_site', $is_staging );
5624
	}
5625
5626
	/**
5627
	 * Checks whether the sync_error_idc option is valid or not, and if not, will do cleanup.
5628
	 *
5629
	 * @return bool
5630
	 */
5631
	public static function validate_sync_error_idc_option() {
5632
		$is_valid = false;
5633
5634
		$idc_allowed = get_transient( 'jetpack_idc_allowed' );
5635
		if ( false === $idc_allowed ) {
5636
			$response = wp_remote_get( 'https://jetpack.com/is-idc-allowed/' );
5637
			if ( 200 === (int) wp_remote_retrieve_response_code( $response ) ) {
5638
				$json = json_decode( wp_remote_retrieve_body( $response ) );
5639
				$idc_allowed = isset( $json, $json->result ) && $json->result ? '1' : '0';
5640
				$transient_duration = HOUR_IN_SECONDS;
5641
			} else {
5642
				// If the request failed for some reason, then assume IDC is allowed and set shorter transient.
5643
				$idc_allowed = '1';
5644
				$transient_duration = 5 * MINUTE_IN_SECONDS;
5645
			}
5646
5647
			set_transient( 'jetpack_idc_allowed', $idc_allowed, $transient_duration );
5648
		}
5649
5650
		// Is the site opted in and does the stored sync_error_idc option match what we now generate?
5651
		$sync_error = Jetpack_Options::get_option( 'sync_error_idc' );
5652
		$local_options = self::get_sync_error_idc_option();
5653
		if ( $idc_allowed && $sync_error && self::sync_idc_optin() ) {
5654
			if ( $sync_error['home'] === $local_options['home'] && $sync_error['siteurl'] === $local_options['siteurl'] ) {
5655
				$is_valid = true;
5656
			}
5657
		}
5658
5659
		/**
5660
		 * Filters whether the sync_error_idc option is valid.
5661
		 *
5662
		 * @since 4.4.0
5663
		 *
5664
		 * @param bool $is_valid If the sync_error_idc is valid or not.
5665
		 */
5666
		$is_valid = (bool) apply_filters( 'jetpack_sync_error_idc_validation', $is_valid );
5667
5668
		if ( ! $idc_allowed || ( ! $is_valid && $sync_error ) ) {
5669
			// Since the option exists, and did not validate, delete it
5670
			Jetpack_Options::delete_option( 'sync_error_idc' );
5671
		}
5672
5673
		return $is_valid;
5674
	}
5675
5676
	/**
5677
	 * Normalizes a url by doing three things:
5678
	 *  - Strips protocol
5679
	 *  - Strips www
5680
	 *  - Adds a trailing slash
5681
	 *
5682
	 * @since 4.4.0
5683
	 * @param string $url
5684
	 * @return WP_Error|string
5685
	 */
5686
	public static function normalize_url_protocol_agnostic( $url ) {
5687
		$parsed_url = wp_parse_url( trailingslashit( esc_url_raw( $url ) ) );
5688
		if ( ! $parsed_url ) {
5689
			return new WP_Error( 'cannot_parse_url', sprintf( esc_html__( 'Cannot parse URL %s', 'jetpack' ), $url ) );
5690
		}
5691
5692
		// Strip www and protocols
5693
		$url = preg_replace( '/^www\./i', '', $parsed_url['host'] . $parsed_url['path'] );
5694
		return $url;
5695
	}
5696
5697
	/**
5698
	 * Gets the value that is to be saved in the jetpack_sync_error_idc option.
5699
	 *
5700
	 * @since 4.4.0
5701
	 *
5702
	 * @param array $response
5703
	 * @return array Array of the local urls, wpcom urls, and error code
5704
	 */
5705
	public static function get_sync_error_idc_option( $response = array() ) {
5706
		$local_options = array(
5707
			'home' => get_home_url(),
5708
			'siteurl' => get_site_url(),
5709
		);
5710
5711
		$options = array_merge( $local_options, $response );
5712
5713
		$returned_values = array();
5714
		foreach( $options as $key => $option ) {
5715
			if ( 'error_code' === $key ) {
5716
				$returned_values[ $key ] = $option;
5717
				continue;
5718
			}
5719
5720
			if ( is_wp_error( $normalized_url = self::normalize_url_protocol_agnostic( $option ) ) ) {
5721
				continue;
5722
			}
5723
5724
			$returned_values[ $key ] = $normalized_url;
5725
		}
5726
5727
		return $returned_values;
5728
	}
5729
5730
	/**
5731
	 * Returns the value of the jetpack_sync_idc_optin filter, or constant.
5732
	 * If set to true, the site will be put into staging mode.
5733
	 *
5734
	 * @since 4.3.2
5735
	 * @return bool
5736
	 */
5737
	public static function sync_idc_optin() {
5738
		if ( Jetpack_Constants::is_defined( 'JETPACK_SYNC_IDC_OPTIN' ) ) {
5739
			$default = Jetpack_Constants::get_constant( 'JETPACK_SYNC_IDC_OPTIN' );
5740
		} else {
5741
			$default = ! Jetpack_Constants::is_defined( 'SUNRISE' ) && ! is_multisite();
5742
		}
5743
5744
		/**
5745
		 * Allows sites to optin to IDC mitigation which blocks the site from syncing to WordPress.com when the home
5746
		 * URL or site URL do not match what WordPress.com expects. The default value is either false, or the value of
5747
		 * JETPACK_SYNC_IDC_OPTIN constant if set.
5748
		 *
5749
		 * @since 4.3.2
5750
		 *
5751
		 * @param bool $default Whether the site is opted in to IDC mitigation.
5752
		 */
5753
		return (bool) apply_filters( 'jetpack_sync_idc_optin', $default );
5754
	}
5755
5756
	/**
5757
	 * Maybe Use a .min.css stylesheet, maybe not.
5758
	 *
5759
	 * Hooks onto `plugins_url` filter at priority 1, and accepts all 3 args.
5760
	 */
5761
	public static function maybe_min_asset( $url, $path, $plugin ) {
5762
		// Short out on things trying to find actual paths.
5763
		if ( ! $path || empty( $plugin ) ) {
5764
			return $url;
5765
		}
5766
5767
		// Strip out the abspath.
5768
		$base = dirname( plugin_basename( $plugin ) );
5769
5770
		// Short out on non-Jetpack assets.
5771
		if ( 'jetpack/' !== substr( $base, 0, 8 ) ) {
5772
			return $url;
5773
		}
5774
5775
		// File name parsing.
5776
		$file              = "{$base}/{$path}";
5777
		$full_path         = JETPACK__PLUGIN_DIR . substr( $file, 8 );
5778
		$file_name         = substr( $full_path, strrpos( $full_path, '/' ) + 1 );
5779
		$file_name_parts_r = array_reverse( explode( '.', $file_name ) );
5780
		$extension         = array_shift( $file_name_parts_r );
5781
5782
		if ( in_array( strtolower( $extension ), array( 'css', 'js' ) ) ) {
5783
			// Already pointing at the minified version.
5784
			if ( 'min' === $file_name_parts_r[0] ) {
5785
				return $url;
5786
			}
5787
5788
			$min_full_path = preg_replace( "#\.{$extension}$#", ".min.{$extension}", $full_path );
5789
			if ( file_exists( $min_full_path ) ) {
5790
				$url = preg_replace( "#\.{$extension}$#", ".min.{$extension}", $url );
5791
			}
5792
		}
5793
5794
		return $url;
5795
	}
5796
5797
	/**
5798
	 * Maybe inlines a stylesheet.
5799
	 *
5800
	 * If you'd like to inline a stylesheet instead of printing a link to it,
5801
	 * wp_style_add_data( 'handle', 'jetpack-inline', true );
5802
	 *
5803
	 * Attached to `style_loader_tag` filter.
5804
	 *
5805
	 * @param string $tag The tag that would link to the external asset.
5806
	 * @param string $handle The registered handle of the script in question.
5807
	 *
5808
	 * @return string
5809
	 */
5810
	public static function maybe_inline_style( $tag, $handle ) {
5811
		global $wp_styles;
5812
		$item = $wp_styles->registered[ $handle ];
5813
5814
		if ( ! isset( $item->extra['jetpack-inline'] ) || ! $item->extra['jetpack-inline'] ) {
5815
			return $tag;
5816
		}
5817
5818
		if ( preg_match( '# href=\'([^\']+)\' #i', $tag, $matches ) ) {
5819
			$href = $matches[1];
5820
			// Strip off query string
5821
			if ( $pos = strpos( $href, '?' ) ) {
5822
				$href = substr( $href, 0, $pos );
5823
			}
5824
			// Strip off fragment
5825
			if ( $pos = strpos( $href, '#' ) ) {
5826
				$href = substr( $href, 0, $pos );
5827
			}
5828
		} else {
5829
			return $tag;
5830
		}
5831
5832
		$plugins_dir = plugin_dir_url( JETPACK__PLUGIN_FILE );
5833
		if ( $plugins_dir !== substr( $href, 0, strlen( $plugins_dir ) ) ) {
5834
			return $tag;
5835
		}
5836
5837
		// If this stylesheet has a RTL version, and the RTL version replaces normal...
5838
		if ( isset( $item->extra['rtl'] ) && 'replace' === $item->extra['rtl'] && is_rtl() ) {
5839
			// And this isn't the pass that actually deals with the RTL version...
5840
			if ( false === strpos( $tag, " id='$handle-rtl-css' " ) ) {
5841
				// Short out, as the RTL version will deal with it in a moment.
5842
				return $tag;
5843
			}
5844
		}
5845
5846
		$file = JETPACK__PLUGIN_DIR . substr( $href, strlen( $plugins_dir ) );
5847
		$css  = Jetpack::absolutize_css_urls( file_get_contents( $file ), $href );
5848
		if ( $css ) {
5849
			$tag = "<!-- Inline {$item->handle} -->\r\n";
5850
			if ( empty( $item->extra['after'] ) ) {
5851
				wp_add_inline_style( $handle, $css );
5852
			} else {
5853
				array_unshift( $item->extra['after'], $css );
5854
				wp_style_add_data( $handle, 'after', $item->extra['after'] );
5855
			}
5856
		}
5857
5858
		return $tag;
5859
	}
5860
5861
	/**
5862
	 * Loads a view file from the views
5863
	 *
5864
	 * Data passed in with the $data parameter will be available in the
5865
	 * template file as $data['value']
5866
	 *
5867
	 * @param string $template - Template file to load
5868
	 * @param array $data - Any data to pass along to the template
5869
	 * @return boolean - If template file was found
5870
	 **/
5871
	public function load_view( $template, $data = array() ) {
5872
		$views_dir = JETPACK__PLUGIN_DIR . 'views/';
5873
5874
		if( file_exists( $views_dir . $template ) ) {
5875
			require_once( $views_dir . $template );
5876
			return true;
5877
		}
5878
5879
		error_log( "Jetpack: Unable to find view file $views_dir$template" );
5880
		return false;
5881
	}
5882
5883
	/**
5884
	 * Throws warnings for deprecated hooks to be removed from Jetpack
5885
	 */
5886
	public function deprecated_hooks() {
5887
		global $wp_filter;
5888
5889
		/*
5890
		 * Format:
5891
		 * deprecated_filter_name => replacement_name
5892
		 *
5893
		 * If there is no replacement, use null for replacement_name
5894
		 */
5895
		$deprecated_list = array(
5896
			'jetpack_bail_on_shortcode'                              => 'jetpack_shortcodes_to_include',
5897
			'wpl_sharing_2014_1'                                     => null,
5898
			'jetpack-tools-to-include'                               => 'jetpack_tools_to_include',
5899
			'jetpack_identity_crisis_options_to_check'               => null,
5900
			'update_option_jetpack_single_user_site'                 => null,
5901
			'audio_player_default_colors'                            => null,
5902
			'add_option_jetpack_featured_images_enabled'             => null,
5903
			'add_option_jetpack_update_details'                      => null,
5904
			'add_option_jetpack_updates'                             => null,
5905
			'add_option_jetpack_network_name'                        => null,
5906
			'add_option_jetpack_network_allow_new_registrations'     => null,
5907
			'add_option_jetpack_network_add_new_users'               => null,
5908
			'add_option_jetpack_network_site_upload_space'           => null,
5909
			'add_option_jetpack_network_upload_file_types'           => null,
5910
			'add_option_jetpack_network_enable_administration_menus' => null,
5911
			'add_option_jetpack_is_multi_site'                       => null,
5912
			'add_option_jetpack_is_main_network'                     => null,
5913
			'add_option_jetpack_main_network_site'                   => null,
5914
			'jetpack_sync_all_registered_options'                    => null,
5915
			'jetpack_has_identity_crisis'                            => 'jetpack_sync_error_idc_validation',
5916
			'jetpack_is_post_mailable'                               => null,
5917
		);
5918
5919
		// This is a silly loop depth. Better way?
5920
		foreach( $deprecated_list AS $hook => $hook_alt ) {
5921
			if ( has_action( $hook ) ) {
5922
				foreach( $wp_filter[ $hook ] AS $func => $values ) {
5923
					foreach( $values AS $hooked ) {
5924
						if ( is_callable( $hooked['function'] ) ) {
5925
							$function_name = 'an anonymous function';
5926
						} else {
5927
							$function_name = $hooked['function'];
5928
						}
5929
						_deprecated_function( $hook . ' used for ' . $function_name, null, $hook_alt );
5930
					}
5931
				}
5932
			}
5933
		}
5934
	}
5935
5936
	/**
5937
	 * Converts any url in a stylesheet, to the correct absolute url.
5938
	 *
5939
	 * Considerations:
5940
	 *  - Normal, relative URLs     `feh.png`
5941
	 *  - Data URLs                 `data:image/gif;base64,eh129ehiuehjdhsa==`
5942
	 *  - Schema-agnostic URLs      `//domain.com/feh.png`
5943
	 *  - Absolute URLs             `http://domain.com/feh.png`
5944
	 *  - Domain root relative URLs `/feh.png`
5945
	 *
5946
	 * @param $css string: The raw CSS -- should be read in directly from the file.
5947
	 * @param $css_file_url : The URL that the file can be accessed at, for calculating paths from.
5948
	 *
5949
	 * @return mixed|string
5950
	 */
5951
	public static function absolutize_css_urls( $css, $css_file_url ) {
5952
		$pattern = '#url\((?P<path>[^)]*)\)#i';
5953
		$css_dir = dirname( $css_file_url );
5954
		$p       = parse_url( $css_dir );
5955
		$domain  = sprintf(
5956
					'%1$s//%2$s%3$s%4$s',
5957
					isset( $p['scheme'] )           ? "{$p['scheme']}:" : '',
5958
					isset( $p['user'], $p['pass'] ) ? "{$p['user']}:{$p['pass']}@" : '',
5959
					$p['host'],
5960
					isset( $p['port'] )             ? ":{$p['port']}" : ''
5961
				);
5962
5963
		if ( preg_match_all( $pattern, $css, $matches, PREG_SET_ORDER ) ) {
5964
			$find = $replace = array();
5965
			foreach ( $matches as $match ) {
5966
				$url = trim( $match['path'], "'\" \t" );
5967
5968
				// If this is a data url, we don't want to mess with it.
5969
				if ( 'data:' === substr( $url, 0, 5 ) ) {
5970
					continue;
5971
				}
5972
5973
				// If this is an absolute or protocol-agnostic url,
5974
				// we don't want to mess with it.
5975
				if ( preg_match( '#^(https?:)?//#i', $url ) ) {
5976
					continue;
5977
				}
5978
5979
				switch ( substr( $url, 0, 1 ) ) {
5980
					case '/':
5981
						$absolute = $domain . $url;
5982
						break;
5983
					default:
5984
						$absolute = $css_dir . '/' . $url;
5985
				}
5986
5987
				$find[]    = $match[0];
5988
				$replace[] = sprintf( 'url("%s")', $absolute );
5989
			}
5990
			$css = str_replace( $find, $replace, $css );
5991
		}
5992
5993
		return $css;
5994
	}
5995
5996
	/**
5997
	 * This methods removes all of the registered css files on the front end
5998
	 * from Jetpack in favor of using a single file. In effect "imploding"
5999
	 * all the files into one file.
6000
	 *
6001
	 * Pros:
6002
	 * - Uses only ONE css asset connection instead of 15
6003
	 * - Saves a minimum of 56k
6004
	 * - Reduces server load
6005
	 * - Reduces time to first painted byte
6006
	 *
6007
	 * Cons:
6008
	 * - Loads css for ALL modules. However all selectors are prefixed so it
6009
	 *		should not cause any issues with themes.
6010
	 * - Plugins/themes dequeuing styles no longer do anything. See
6011
	 *		jetpack_implode_frontend_css filter for a workaround
6012
	 *
6013
	 * For some situations developers may wish to disable css imploding and
6014
	 * instead operate in legacy mode where each file loads seperately and
6015
	 * can be edited individually or dequeued. This can be accomplished with
6016
	 * the following line:
6017
	 *
6018
	 * add_filter( 'jetpack_implode_frontend_css', '__return_false' );
6019
	 *
6020
	 * @since 3.2
6021
	 **/
6022
	public function implode_frontend_css( $travis_test = false ) {
6023
		$do_implode = true;
6024
		if ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) {
6025
			$do_implode = false;
6026
		}
6027
6028
		/**
6029
		 * Allow CSS to be concatenated into a single jetpack.css file.
6030
		 *
6031
		 * @since 3.2.0
6032
		 *
6033
		 * @param bool $do_implode Should CSS be concatenated? Default to true.
6034
		 */
6035
		$do_implode = apply_filters( 'jetpack_implode_frontend_css', $do_implode );
6036
6037
		// Do not use the imploded file when default behaviour was altered through the filter
6038
		if ( ! $do_implode ) {
6039
			return;
6040
		}
6041
6042
		// We do not want to use the imploded file in dev mode, or if not connected
6043
		if ( Jetpack::is_development_mode() || ! self::is_active() ) {
6044
			if ( ! $travis_test ) {
6045
				return;
6046
			}
6047
		}
6048
6049
		// Do not use the imploded file if sharing css was dequeued via the sharing settings screen
6050
		if ( get_option( 'sharedaddy_disable_resources' ) ) {
6051
			return;
6052
		}
6053
6054
		/*
6055
		 * Now we assume Jetpack is connected and able to serve the single
6056
		 * file.
6057
		 *
6058
		 * In the future there will be a check here to serve the file locally
6059
		 * or potentially from the Jetpack CDN
6060
		 *
6061
		 * For now:
6062
		 * - Enqueue a single imploded css file
6063
		 * - Zero out the style_loader_tag for the bundled ones
6064
		 * - Be happy, drink scotch
6065
		 */
6066
6067
		add_filter( 'style_loader_tag', array( $this, 'concat_remove_style_loader_tag' ), 10, 2 );
6068
6069
		$version = Jetpack::is_development_version() ? filemtime( JETPACK__PLUGIN_DIR . 'css/jetpack.css' ) : JETPACK__VERSION;
6070
6071
		wp_enqueue_style( 'jetpack_css', plugins_url( 'css/jetpack.css', __FILE__ ), array(), $version );
6072
		wp_style_add_data( 'jetpack_css', 'rtl', 'replace' );
6073
	}
6074
6075
	function concat_remove_style_loader_tag( $tag, $handle ) {
6076
		if ( in_array( $handle, $this->concatenated_style_handles ) ) {
6077
			$tag = '';
6078
			if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
6079
				$tag = "<!-- `" . esc_html( $handle ) . "` is included in the concatenated jetpack.css -->\r\n";
6080
			}
6081
		}
6082
6083
		return $tag;
6084
	}
6085
6086
	/*
6087
	 * Check the heartbeat data
6088
	 *
6089
	 * Organizes the heartbeat data by severity.  For example, if the site
6090
	 * is in an ID crisis, it will be in the $filtered_data['bad'] array.
6091
	 *
6092
	 * Data will be added to "caution" array, if it either:
6093
	 *  - Out of date Jetpack version
6094
	 *  - Out of date WP version
6095
	 *  - Out of date PHP version
6096
	 *
6097
	 * $return array $filtered_data
6098
	 */
6099
	public static function jetpack_check_heartbeat_data() {
6100
		$raw_data = Jetpack_Heartbeat::generate_stats_array();
6101
6102
		$good    = array();
6103
		$caution = array();
6104
		$bad     = array();
6105
6106
		foreach ( $raw_data as $stat => $value ) {
6107
6108
			// Check jetpack version
6109
			if ( 'version' == $stat ) {
6110
				if ( version_compare( $value, JETPACK__VERSION, '<' ) ) {
6111
					$caution[ $stat ] = $value . " - min supported is " . JETPACK__VERSION;
6112
					continue;
6113
				}
6114
			}
6115
6116
			// Check WP version
6117
			if ( 'wp-version' == $stat ) {
6118
				if ( version_compare( $value, JETPACK__MINIMUM_WP_VERSION, '<' ) ) {
6119
					$caution[ $stat ] = $value . " - min supported is " . JETPACK__MINIMUM_WP_VERSION;
6120
					continue;
6121
				}
6122
			}
6123
6124
			// Check PHP version
6125
			if ( 'php-version' == $stat ) {
6126
				if ( version_compare( PHP_VERSION, '5.2.4', '<' ) ) {
6127
					$caution[ $stat ] = $value . " - min supported is 5.2.4";
6128
					continue;
6129
				}
6130
			}
6131
6132
			// Check ID crisis
6133
			if ( 'identitycrisis' == $stat ) {
6134
				if ( 'yes' == $value ) {
6135
					$bad[ $stat ] = $value;
6136
					continue;
6137
				}
6138
			}
6139
6140
			// The rest are good :)
6141
			$good[ $stat ] = $value;
6142
		}
6143
6144
		$filtered_data = array(
6145
			'good'    => $good,
6146
			'caution' => $caution,
6147
			'bad'     => $bad
6148
		);
6149
6150
		return $filtered_data;
6151
	}
6152
6153
6154
	/*
6155
	 * This method is used to organize all options that can be reset
6156
	 * without disconnecting Jetpack.
6157
	 *
6158
	 * It is used in class.jetpack-cli.php to reset options
6159
	 *
6160
	 * @return array of options to delete.
6161
	 */
6162
	public static function get_jetpack_options_for_reset() {
6163
		$jetpack_options            = Jetpack_Options::get_option_names();
6164
		$jetpack_options_non_compat = Jetpack_Options::get_option_names( 'non_compact' );
6165
		$jetpack_options_private    = Jetpack_Options::get_option_names( 'private' );
6166
6167
		$all_jp_options = array_merge( $jetpack_options, $jetpack_options_non_compat, $jetpack_options_private );
6168
6169
		// A manual build of the wp options
6170
		$wp_options = array(
6171
			'sharing-options',
6172
			'disabled_likes',
6173
			'disabled_reblogs',
6174
			'jetpack_comments_likes_enabled',
6175
			'wp_mobile_excerpt',
6176
			'wp_mobile_featured_images',
6177
			'wp_mobile_app_promos',
6178
			'stats_options',
6179
			'stats_dashboard_widget',
6180
			'safecss_preview_rev',
6181
			'safecss_rev',
6182
			'safecss_revision_migrated',
6183
			'nova_menu_order',
6184
			'jetpack_portfolio',
6185
			'jetpack_portfolio_posts_per_page',
6186
			'jetpack_testimonial',
6187
			'jetpack_testimonial_posts_per_page',
6188
			'wp_mobile_custom_css',
6189
			'sharedaddy_disable_resources',
6190
			'sharing-options',
6191
			'sharing-services',
6192
			'site_icon_temp_data',
6193
			'featured-content',
6194
			'site_logo',
6195
			'jetpack_dismissed_notices',
6196
		);
6197
6198
		// Flag some Jetpack options as unsafe
6199
		$unsafe_options = array(
6200
			'id',                           // (int)    The Client ID/WP.com Blog ID of this site.
6201
			'master_user',                  // (int)    The local User ID of the user who connected this site to jetpack.wordpress.com.
6202
			'version',                      // (string) Used during upgrade procedure to auto-activate new modules. version:time
6203
			'jumpstart',                    // (string) A flag for whether or not to show the Jump Start.  Accepts: new_connection, jumpstart_activated, jetpack_action_taken, jumpstart_dismissed.
6204
6205
			// non_compact
6206
			'activated',
6207
6208
			// private
6209
			'register',
6210
			'blog_token',                  // (string) The Client Secret/Blog Token of this site.
6211
			'user_token',                  // (string) The User Token of this site. (deprecated)
6212
			'user_tokens'
6213
		);
6214
6215
		// Remove the unsafe Jetpack options
6216
		foreach ( $unsafe_options as $unsafe_option ) {
6217
			if ( false !== ( $key = array_search( $unsafe_option, $all_jp_options ) ) ) {
6218
				unset( $all_jp_options[ $key ] );
6219
			}
6220
		}
6221
6222
		$options = array(
6223
			'jp_options' => $all_jp_options,
6224
			'wp_options' => $wp_options
6225
		);
6226
6227
		return $options;
6228
	}
6229
6230
	/**
6231
	 * Check if an option of a Jetpack module has been updated.
6232
	 *
6233
	 * If any module option has been updated before Jump Start has been dismissed,
6234
	 * update the 'jumpstart' option so we can hide Jump Start.
6235
	 *
6236
	 * @param string $option_name
6237
	 *
6238
	 * @return bool
6239
	 */
6240
	public static function jumpstart_has_updated_module_option( $option_name = '' ) {
6241
		// Bail if Jump Start has already been dismissed
6242
		if ( 'new_connection' !== Jetpack_Options::get_option( 'jumpstart' ) ) {
6243
			return false;
6244
		}
6245
6246
		$jetpack = Jetpack::init();
6247
6248
		// Manual build of module options
6249
		$option_names = self::get_jetpack_options_for_reset();
6250
6251
		if ( in_array( $option_name, $option_names['wp_options'] ) ) {
6252
			Jetpack_Options::update_option( 'jumpstart', 'jetpack_action_taken' );
6253
6254
			//Jump start is being dismissed send data to MC Stats
6255
			$jetpack->stat( 'jumpstart', 'manual,'.$option_name );
6256
6257
			$jetpack->do_stats( 'server_side' );
6258
		}
6259
6260
	}
6261
6262
	/*
6263
	 * Strip http:// or https:// from a url, replaces forward slash with ::,
6264
	 * so we can bring them directly to their site in calypso.
6265
	 *
6266
	 * @param string | url
6267
	 * @return string | url without the guff
6268
	 */
6269
	public static function build_raw_urls( $url ) {
6270
		$strip_http = '/.*?:\/\//i';
6271
		$url = preg_replace( $strip_http, '', $url  );
6272
		$url = str_replace( '/', '::', $url );
6273
		return $url;
6274
	}
6275
6276
	/**
6277
	 * Stores and prints out domains to prefetch for page speed optimization.
6278
	 *
6279
	 * @param mixed $new_urls
6280
	 */
6281
	public static function dns_prefetch( $new_urls = null ) {
6282
		static $prefetch_urls = array();
6283
		if ( empty( $new_urls ) && ! empty( $prefetch_urls ) ) {
6284
			echo "\r\n";
6285
			foreach ( $prefetch_urls as $this_prefetch_url ) {
6286
				printf( "<link rel='dns-prefetch' href='%s'>\r\n", esc_attr( $this_prefetch_url ) );
6287
			}
6288
		} elseif ( ! empty( $new_urls ) ) {
6289
			if ( ! has_action( 'wp_head', array( __CLASS__, __FUNCTION__ ) ) ) {
6290
				add_action( 'wp_head', array( __CLASS__, __FUNCTION__ ) );
6291
			}
6292
			foreach ( (array) $new_urls as $this_new_url ) {
6293
				$prefetch_urls[] = strtolower( untrailingslashit( preg_replace( '#^https?://#i', '//', $this_new_url ) ) );
6294
			}
6295
			$prefetch_urls = array_unique( $prefetch_urls );
6296
		}
6297
	}
6298
6299
	public function wp_dashboard_setup() {
6300
		if ( self::is_active() ) {
6301
			add_action( 'jetpack_dashboard_widget', array( __CLASS__, 'dashboard_widget_footer' ), 999 );
6302
			$widget_title = __( 'Site Stats', 'jetpack' );
6303
		} elseif ( ! self::is_development_mode() && current_user_can( 'jetpack_connect' ) ) {
6304
			add_action( 'jetpack_dashboard_widget', array( $this, 'dashboard_widget_connect_to_wpcom' ) );
6305
			$widget_title = __( 'Please Connect Jetpack', 'jetpack' );
6306
		}
6307
6308
		if ( has_action( 'jetpack_dashboard_widget' ) ) {
6309
			wp_add_dashboard_widget(
6310
				'jetpack_summary_widget',
6311
				$widget_title,
6312
				array( __CLASS__, 'dashboard_widget' )
6313
			);
6314
			wp_enqueue_style( 'jetpack-dashboard-widget', plugins_url( 'css/dashboard-widget.css', JETPACK__PLUGIN_FILE ), array(), JETPACK__VERSION );
6315
6316
			// If we're inactive and not in development mode, sort our box to the top.
6317
			if ( ! self::is_active() && ! self::is_development_mode() ) {
6318
				global $wp_meta_boxes;
6319
6320
				$dashboard = $wp_meta_boxes['dashboard']['normal']['core'];
6321
				$ours      = array( 'jetpack_summary_widget' => $dashboard['jetpack_summary_widget'] );
6322
6323
				$wp_meta_boxes['dashboard']['normal']['core'] = array_merge( $ours, $dashboard );
6324
			}
6325
		}
6326
	}
6327
6328
	/**
6329
	 * @param mixed $result Value for the user's option
6330
	 * @return mixed
6331
	 */
6332
	function get_user_option_meta_box_order_dashboard( $sorted ) {
6333
		if ( ! is_array( $sorted ) ) {
6334
			return $sorted;
6335
		}
6336
6337
		foreach ( $sorted as $box_context => $ids ) {
6338
			if ( false === strpos( $ids, 'dashboard_stats' ) ) {
6339
				// If the old id isn't anywhere in the ids, don't bother exploding and fail out.
6340
				continue;
6341
			}
6342
6343
			$ids_array = explode( ',', $ids );
6344
			$key = array_search( 'dashboard_stats', $ids_array );
6345
6346
			if ( false !== $key ) {
6347
				// If we've found that exact value in the option (and not `google_dashboard_stats` for example)
6348
				$ids_array[ $key ] = 'jetpack_summary_widget';
6349
				$sorted[ $box_context ] = implode( ',', $ids_array );
6350
				// We've found it, stop searching, and just return.
6351
				break;
6352
			}
6353
		}
6354
6355
		return $sorted;
6356
	}
6357
6358
	public static function dashboard_widget() {
6359
		/**
6360
		 * Fires when the dashboard is loaded.
6361
		 *
6362
		 * @since 3.4.0
6363
		 */
6364
		do_action( 'jetpack_dashboard_widget' );
6365
	}
6366
6367
	public static function dashboard_widget_footer() {
6368
		?>
6369
		<footer>
6370
6371
		<div class="protect">
6372
			<?php if ( Jetpack::is_module_active( 'protect' ) ) : ?>
6373
				<h3><?php echo number_format_i18n( get_site_option( 'jetpack_protect_blocked_attempts', 0 ) ); ?></h3>
6374
				<p><?php echo esc_html_x( 'Blocked malicious login attempts', '{#} Blocked malicious login attempts -- number is on a prior line, text is a caption.', 'jetpack' ); ?></p>
6375
			<?php elseif ( current_user_can( 'jetpack_activate_modules' ) && ! self::is_development_mode() ) : ?>
6376
				<a href="<?php echo esc_url( wp_nonce_url( Jetpack::admin_url( array( 'action' => 'activate', 'module' => 'protect' ) ), 'jetpack_activate-protect' ) ); ?>" class="button button-jetpack" title="<?php esc_attr_e( 'Protect helps to keep you secure from brute-force login attacks.', 'jetpack' ); ?>">
6377
					<?php esc_html_e( 'Activate Protect', 'jetpack' ); ?>
6378
				</a>
6379
			<?php else : ?>
6380
				<?php esc_html_e( 'Protect is inactive.', 'jetpack' ); ?>
6381
			<?php endif; ?>
6382
		</div>
6383
6384
		<div class="akismet">
6385
			<?php if ( is_plugin_active( 'akismet/akismet.php' ) ) : ?>
6386
				<h3><?php echo number_format_i18n( get_option( 'akismet_spam_count', 0 ) ); ?></h3>
6387
				<p><?php echo esc_html_x( 'Spam comments blocked by Akismet.', '{#} Spam comments blocked by Akismet -- number is on a prior line, text is a caption.', 'jetpack' ); ?></p>
6388
			<?php elseif ( current_user_can( 'activate_plugins' ) && ! is_wp_error( validate_plugin( 'akismet/akismet.php' ) ) ) : ?>
6389
				<a href="<?php echo esc_url( wp_nonce_url( add_query_arg( array( 'action' => 'activate', 'plugin' => 'akismet/akismet.php' ), admin_url( 'plugins.php' ) ), 'activate-plugin_akismet/akismet.php' ) ); ?>" class="button button-jetpack">
6390
					<?php esc_html_e( 'Activate Akismet', 'jetpack' ); ?>
6391
				</a>
6392
			<?php else : ?>
6393
				<p><a href="<?php echo esc_url( 'https://akismet.com/?utm_source=jetpack&utm_medium=link&utm_campaign=Jetpack%20Dashboard%20Widget%20Footer%20Link' ); ?>"><?php esc_html_e( 'Akismet can help to keep your blog safe from spam!', 'jetpack' ); ?></a></p>
6394
			<?php endif; ?>
6395
		</div>
6396
6397
		</footer>
6398
		<?php
6399
	}
6400
6401
	public function dashboard_widget_connect_to_wpcom() {
6402
		if ( Jetpack::is_active() || Jetpack::is_development_mode() || ! current_user_can( 'jetpack_connect' ) ) {
6403
			return;
6404
		}
6405
		?>
6406
		<div class="wpcom-connect">
6407
			<div class="jp-emblem">
6408
			<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" id="Layer_1" x="0" y="0" viewBox="0 0 172.9 172.9" enable-background="new 0 0 172.9 172.9" xml:space="preserve">
6409
				<path d="M86.4 0C38.7 0 0 38.7 0 86.4c0 47.7 38.7 86.4 86.4 86.4s86.4-38.7 86.4-86.4C172.9 38.7 134.2 0 86.4 0zM83.1 106.6l-27.1-6.9C49 98 45.7 90.1 49.3 84l33.8-58.5V106.6zM124.9 88.9l-33.8 58.5V66.3l27.1 6.9C125.1 74.9 128.4 82.8 124.9 88.9z"/>
6410
			</svg>
6411
			</div>
6412
			<h3><?php esc_html_e( 'Please Connect Jetpack', 'jetpack' ); ?></h3>
6413
			<p><?php echo wp_kses( __( 'Connecting Jetpack will show you <strong>stats</strong> about your traffic, <strong>protect</strong> you from brute force attacks, <strong>speed up</strong> your images and photos, and enable other <strong>traffic and security</strong> features.', 'jetpack' ), 'jetpack' ) ?></p>
6414
6415
			<div class="actions">
6416
				<a href="<?php echo $this->build_connect_url( false, false, 'widget-btn' ); ?>" class="button button-primary">
6417
					<?php esc_html_e( 'Connect Jetpack', 'jetpack' ); ?>
6418
				</a>
6419
			</div>
6420
		</div>
6421
		<?php
6422
	}
6423
6424
	/**
6425
	 * Return string containing the Jetpack logo.
6426
	 *
6427
	 * @since 3.9.0
6428
	 *
6429
	 * @return string
6430
	 */
6431
	public static function get_jp_emblem() {
6432
		return '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" id="Layer_1" x="0" y="0" viewBox="0 0 172.9 172.9" enable-background="new 0 0 172.9 172.9" xml:space="preserve">	<path d="M86.4 0C38.7 0 0 38.7 0 86.4c0 47.7 38.7 86.4 86.4 86.4s86.4-38.7 86.4-86.4C172.9 38.7 134.2 0 86.4 0zM83.1 106.6l-27.1-6.9C49 98 45.7 90.1 49.3 84l33.8-58.5V106.6zM124.9 88.9l-33.8 58.5V66.3l27.1 6.9C125.1 74.9 128.4 82.8 124.9 88.9z" /></svg>';
6433
	}
6434
6435
	/*
6436
	 * Adds a "blank" column in the user admin table to display indication of user connection.
6437
	 */
6438
	function jetpack_icon_user_connected( $columns ) {
6439
		$columns['user_jetpack'] = '';
6440
		return $columns;
6441
	}
6442
6443
	/*
6444
	 * Show Jetpack icon if the user is linked.
6445
	 */
6446
	function jetpack_show_user_connected_icon( $val, $col, $user_id ) {
6447
		if ( 'user_jetpack' == $col && Jetpack::is_user_connected( $user_id ) ) {
6448
			$emblem_html = sprintf(
6449
				'<a title="%1$s" class="jp-emblem-user-admin">%2$s</a>',
6450
				esc_attr__( 'This user is linked and ready to fly with Jetpack.', 'jetpack' ),
6451
				Jetpack::get_jp_emblem()
6452
			);
6453
			return $emblem_html;
6454
		}
6455
6456
		return $val;
6457
	}
6458
6459
	/*
6460
	 * Style the Jetpack user column
6461
	 */
6462
	function jetpack_user_col_style() {
6463
		global $current_screen;
6464
		if ( ! empty( $current_screen->base ) && 'users' == $current_screen->base ) { ?>
6465
			<style>
6466
				.fixed .column-user_jetpack {
6467
					width: 21px;
6468
				}
6469
				.jp-emblem-user-admin svg {
6470
					width: 20px;
6471
					height: 20px;
6472
				}
6473
				.jp-emblem-user-admin path {
6474
					fill: #8cc258;
6475
				}
6476
			</style>
6477
		<?php }
6478
	}
6479
}
6480