jetpack / class.jetpack-gutenberg.php

class.jetpack-gutenberg.php in Jetpack – WP Security, Backup, Speed, & Growth 10.0, at class.jetpack-gutenberg.php

1,166 lines 36.2 KB

Raw Download Zip

1	<?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2	/**
3	* Handles server-side registration and use of all blocks and plugins available in Jetpack for the block editor, aka Gutenberg.
4	* Works in tandem with client-side block registration via `index.json`
5	*
6	* @package automattic/jetpack
7	*/
8
9	use Automattic\Jetpack\Blocks;
10	use Automattic\Jetpack\Connection\Manager as Connection_Manager;
11	use Automattic\Jetpack\Constants;
12	use Automattic\Jetpack\Status;
13
14	/**
15	* Wrapper function to safely register a gutenberg block type
16	*
17	* @deprecated 9.1.0 Use Automattic\\Jetpack\\Blocks::jetpack_register_block instead
18	*
19	* @see register_block_type
20	*
21	* @since 6.7.0
22	*
23	* @param string $slug Slug of the block.
24	* @param array $args Arguments that are passed into register_block_type.
25	*
26	* @return WP_Block_Type\|false The registered block type on success, or false on failure.
27	*/
28	function jetpack_register_block( $slug, $args = array() ) {
29	_deprecated_function( __METHOD__, '9.1.0', 'Automattic\\Jetpack\\Blocks::jetpack_register_block' );
30	return Blocks::jetpack_register_block( $slug, $args );
31	}
32
33	/**
34	* Helper function to register a Jetpack Gutenberg plugin
35	*
36	* @deprecated 7.1.0 Use Jetpack_Gutenberg::set_extension_available() instead
37	*
38	* @param string $slug Slug of the plugin.
39	*
40	* @since 6.9.0
41	*
42	* @return void
43	*/
44	function jetpack_register_plugin( $slug ) {
45	_deprecated_function( __FUNCTION__, '7.1', 'Jetpack_Gutenberg::set_extension_available' );
46
47	Jetpack_Gutenberg::register_plugin( $slug );
48	}
49
50	/**
51	* Set the reason why an extension (block or plugin) is unavailable
52	*
53	* @deprecated 7.1.0 Use Jetpack_Gutenberg::set_extension_unavailable() instead
54	*
55	* @param string $slug Slug of the block.
56	* @param string $reason A string representation of why the extension is unavailable.
57	*
58	* @since 7.0.0
59	*
60	* @return void
61	*/
62	function jetpack_set_extension_unavailability_reason( $slug, $reason ) {
63	_deprecated_function( __FUNCTION__, '7.1', 'Jetpack_Gutenberg::set_extension_unavailable' );
64
65	Jetpack_Gutenberg::set_extension_unavailability_reason( $slug, $reason );
66	}
67
68	/**
69	* General Gutenberg editor specific functionality
70	*/
71	class Jetpack_Gutenberg {
72
73	/**
74	* Only these extensions can be registered. Used to control availability of beta blocks.
75	*
76	* @var array Extensions allowed list.
77	*/
78	private static $extensions = array();
79
80	/**
81	* Keeps track of the reasons why a given extension is unavailable.
82	*
83	* @var array Extensions availability information
84	*/
85	private static $availability = array();
86
87	/**
88	* A cached array of the fully processed availability data. Keeps track of
89	* reasons why an extension is unavailable or missing.
90	*
91	* @var array Extensions availability information.
92	*/
93	private static $cached_availability = null;
94
95	/**
96	* Check to see if a minimum version of Gutenberg is available. Because a Gutenberg version is not available in
97	* php if the Gutenberg plugin is not installed, if we know which minimum WP release has the required version we can
98	* optionally fall back to that.
99	*
100	* @param array $version_requirements An array containing the required Gutenberg version and, if known, the WordPress version that was released with this minimum version.
101	* @param string $slug The slug of the block or plugin that has the gutenberg version requirement.
102	*
103	* @since 8.3.0
104	*
105	* @return boolean True if the version of gutenberg required by the block or plugin is available.
106	*/
107	public static function is_gutenberg_version_available( $version_requirements, $slug ) {
108	global $wp_version;
109
110	// Bail if we don't at least have the gutenberg version requirement, the WP version is optional.
111	if ( empty( $version_requirements['gutenberg'] ) ) {
112	return false;
113	}
114
115	// If running a local dev build of gutenberg plugin GUTENBERG_DEVELOPMENT_MODE is set so assume correct version.
116	if ( defined( 'GUTENBERG_DEVELOPMENT_MODE' ) && GUTENBERG_DEVELOPMENT_MODE ) {
117	return true;
118	}
119
120	$version_available = false;
121
122	// If running a production build of the gutenberg plugin then GUTENBERG_VERSION is set, otherwise if WP version
123	// with required version of Gutenberg is known check that.
124	if ( defined( 'GUTENBERG_VERSION' ) ) {
125	$version_available = version_compare( GUTENBERG_VERSION, $version_requirements['gutenberg'], '>=' );
126	} elseif ( ! empty( $version_requirements['wp'] ) ) {
127	$version_available = version_compare( $wp_version, $version_requirements['wp'], '>=' );
128	}
129
130	if ( ! $version_available ) {
131	self::set_extension_unavailable(
132	$slug,
133	'incorrect_gutenberg_version',
134	array(
135	'required_feature' => $slug,
136	'required_version' => $version_requirements,
137	'current_version' => array(
138	'wp' => $wp_version,
139	'gutenberg' => defined( 'GUTENBERG_VERSION' ) ? GUTENBERG_VERSION : null,
140	),
141	)
142	);
143	}
144
145	return $version_available;
146	}
147
148	/**
149	* Prepend the 'jetpack/' prefix to a block name
150	*
151	* @param string $block_name The block name.
152	*
153	* @return string The prefixed block name.
154	*/
155	private static function prepend_block_prefix( $block_name ) {
156	return 'jetpack/' . $block_name;
157	}
158
159	/**
160	* Remove the 'jetpack/' or jetpack-' prefix from an extension name
161	*
162	* @param string $extension_name The extension name.
163	*
164	* @return string The unprefixed extension name.
165	*/
166	public static function remove_extension_prefix( $extension_name ) {
167	if ( 0 === strpos( $extension_name, 'jetpack/' ) \|\| 0 === strpos( $extension_name, 'jetpack-' ) ) {
168	return substr( $extension_name, strlen( 'jetpack/' ) );
169	}
170	return $extension_name;
171	}
172
173	/**
174	* Whether two arrays share at least one item
175	*
176	* @param array $a An array.
177	* @param array $b Another array.
178	*
179	* @return boolean True if $a and $b share at least one item
180	*/
181	protected static function share_items( $a, $b ) {
182	return count( array_intersect( $a, $b ) ) > 0;
183	}
184
185	/**
186	* Register a plugin
187	*
188	* @deprecated 7.1.0 Use Jetpack_Gutenberg::set_extension_available() instead
189	*
190	* @param string $slug Slug of the plugin.
191	*/
192	public static function register_plugin( $slug ) {
193	_deprecated_function( __METHOD__, '7.1', 'Jetpack_Gutenberg::set_extension_available' );
194
195	self::set_extension_available( $slug );
196	}
197
198	/**
199	* Set a (non-block) extension as available
200	*
201	* @param string $slug Slug of the extension.
202	*/
203	public static function set_extension_available( $slug ) {
204	self::$availability[ self::remove_extension_prefix( $slug ) ] = true;
205	}
206
207	/**
208	* Set the reason why an extension (block or plugin) is unavailable
209	*
210	* @param string $slug Slug of the extension.
211	* @param string $reason A string representation of why the extension is unavailable.
212	* @param array $details A free-form array containing more information on why the extension is unavailable.
213	*/
214	public static function set_extension_unavailable( $slug, $reason, $details = array() ) {
215	if (
216	// Extensions that require a plan may be eligible for upgrades.
217	'missing_plan' === $reason
218	&& (
219	/**
220	* Filter 'jetpack_block_editor_enable_upgrade_nudge' with `true` to enable or `false`
221	* to disable paid feature upgrade nudges in the block editor.
222	*
223	* When this is changed to default to `true`, you should also update `modules/memberships/class-jetpack-memberships.php`
224	* See https://github.com/Automattic/jetpack/pull/13394#pullrequestreview-293063378
225	*
226	* @since 7.7.0
227	*
228	* @param boolean
229	*/
230	! apply_filters( 'jetpack_block_editor_enable_upgrade_nudge', false )
231	/** This filter is documented in _inc/lib/admin-pages/class.jetpack-react-page.php */
232	\|\| ! apply_filters( 'jetpack_show_promotions', true )
233	)
234	) {
235	// The block editor may apply an upgrade nudge if `missing_plan` is the reason.
236	// Add a descriptive suffix to disable behavior but provide informative reason.
237	$reason .= '__nudge_disabled';
238	}
239
240	self::$availability[ self::remove_extension_prefix( $slug ) ] = array(
241	'reason' => $reason,
242	'details' => $details,
243	);
244	}
245
246	/**
247	* Set the reason why an extension (block or plugin) is unavailable
248	*
249	* @deprecated 7.1.0 Use set_extension_unavailable() instead
250	*
251	* @param string $slug Slug of the extension.
252	* @param string $reason A string representation of why the extension is unavailable.
253	*/
254	public static function set_extension_unavailability_reason( $slug, $reason ) {
255	_deprecated_function( __METHOD__, '7.1', 'Jetpack_Gutenberg::set_extension_unavailable' );
256
257	self::set_extension_unavailable( $slug, $reason );
258	}
259
260	/**
261	* Set up a list of allowed block editor extensions
262	*
263	* @return void
264	*/
265	public static function init() {
266	if ( ! self::should_load() ) {
267	return;
268	}
269
270	/**
271	* Alternative to `JETPACK_BETA_BLOCKS`, set to `true` to load Beta Blocks.
272	*
273	* @since 6.9.0
274	*
275	* @param boolean
276	*/
277	if ( apply_filters( 'jetpack_load_beta_blocks', false ) ) {
278	Constants::set_constant( 'JETPACK_BETA_BLOCKS', true );
279	}
280
281	/**
282	* Alternative to `JETPACK_EXPERIMENTAL_BLOCKS`, set to `true` to load Experimental Blocks.
283	*
284	* @since 8.4.0
285	*
286	* @param boolean
287	*/
288	if ( apply_filters( 'jetpack_load_experimental_blocks', false ) ) {
289	Constants::set_constant( 'JETPACK_EXPERIMENTAL_BLOCKS', true );
290	}
291
292	/**
293	* Filter the list of block editor extensions that are available through Jetpack.
294	*
295	* @since 7.0.0
296	*
297	* @param array
298	*/
299	self::$extensions = apply_filters( 'jetpack_set_available_extensions', self::get_available_extensions() );
300
301	/**
302	* Filter the list of block editor plugins that are available through Jetpack.
303	*
304	* @deprecated 7.0.0 Use jetpack_set_available_extensions instead
305	*
306	* @since 6.8.0
307	*
308	* @param array
309	*/
310	self::$extensions = apply_filters( 'jetpack_set_available_blocks', self::$extensions );
311
312	/**
313	* Filter the list of block editor plugins that are available through Jetpack.
314	*
315	* @deprecated 7.0.0 Use jetpack_set_available_extensions instead
316	*
317	* @since 6.9.0
318	*
319	* @param array
320	*/
321	self::$extensions = apply_filters( 'jetpack_set_available_plugins', self::$extensions );
322	}
323
324	/**
325	* Resets the class to its original state
326	*
327	* Used in unit tests
328	*
329	* @return void
330	*/
331	public static function reset() {
332	self::$extensions = array();
333	self::$availability = array();
334	self::$cached_availability = null;
335	}
336
337	/**
338	* Return the Gutenberg extensions (blocks and plugins) directory
339	*
340	* @return string The Gutenberg extensions directory
341	*/
342	public static function get_blocks_directory() {
343	/**
344	* Filter to select Gutenberg blocks directory
345	*
346	* @since 6.9.0
347	*
348	* @param string default: '_inc/blocks/'
349	*/
350	return apply_filters( 'jetpack_blocks_directory', '_inc/blocks/' );
351	}
352
353	/**
354	* Checks for a given .json file in the blocks folder.
355	*
356	* @param string $preset The name of the .json file to look for.
357	*
358	* @return bool True if the file is found.
359	*/
360	public static function preset_exists( $preset ) {
361	return file_exists( JETPACK__PLUGIN_DIR . self::get_blocks_directory() . $preset . '.json' );
362	}
363
364	/**
365	* Decodes JSON loaded from a preset file in the blocks folder
366	*
367	* @param string $preset The name of the .json file to load.
368	*
369	* @return mixed Returns an object if the file is present, or false if a valid .json file is not present.
370	*/
371	public static function get_preset( $preset ) {
372	return json_decode(
373	// phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
374	file_get_contents( JETPACK__PLUGIN_DIR . self::get_blocks_directory() . $preset . '.json' )
375	);
376	}
377
378	/**
379	* Returns a list of Jetpack Gutenberg extensions (blocks and plugins), based on index.json
380	*
381	* @return array A list of blocks: eg [ 'publicize', 'markdown' ]
382	*/
383	public static function get_jetpack_gutenberg_extensions_allowed_list() {
384	$preset_extensions_manifest = self::preset_exists( 'index' )
385	? self::get_preset( 'index' )
386	: (object) array();
387	$blocks_variation = self::blocks_variation();
388
389	return self::get_extensions_preset_for_variation( $preset_extensions_manifest, $blocks_variation );
390	}
391
392	/**
393	* Returns a list of Jetpack Gutenberg extensions (blocks and plugins), based on index.json
394	*
395	* @deprecated 8.7.0 Use get_jetpack_gutenberg_extensions_allowed_list()
396	*
397	* @return array A list of blocks: eg [ 'publicize', 'markdown' ]
398	*/
399	public static function get_jetpack_gutenberg_extensions_whitelist() {
400	_deprecated_function( __FUNCTION__, 'jetpack-8.7.0', 'Jetpack_Gutenberg::get_jetpack_gutenberg_extensions_allowed_list' );
401	return self::get_jetpack_gutenberg_extensions_allowed_list();
402	}
403
404	/**
405	* Returns a diff from a combined list of allowed extensions and extensions determined to be excluded
406	*
407	* @param array $allowed_extensions An array of allowed extensions.
408	*
409	* @return array A list of blocks: eg array( 'publicize', 'markdown' )
410	*/
411	public static function get_available_extensions( $allowed_extensions = null ) {
412	$exclusions = get_option( 'jetpack_excluded_extensions', array() );
413	$allowed_extensions = is_null( $allowed_extensions ) ? self::get_jetpack_gutenberg_extensions_allowed_list() : $allowed_extensions;
414
415	return array_diff( $allowed_extensions, $exclusions );
416	}
417
418	/**
419	* Return true if the extension has been registered and there's nothing in the availablilty array.
420	*
421	* @param string $extension The name of the extension.
422	*
423	* @return bool whether the extension has been registered and there's nothing in the availablilty array.
424	*/
425	public static function is_registered_and_no_entry_in_availability( $extension ) {
426	return self::is_registered( 'jetpack/' . $extension ) && ! isset( self::$availability[ $extension ] );
427	}
428
429	/**
430	* Return true if the extension has a true entry in the availablilty array.
431	*
432	* @param string $extension The name of the extension.
433	*
434	* @return bool whether the extension has a true entry in the availablilty array.
435	*/
436	public static function is_available( $extension ) {
437	return isset( self::$availability[ $extension ] ) && true === self::$availability[ $extension ];
438	}
439
440	/**
441	* Get the availability of each block / plugin, or return the cached availability
442	* if it has already been calculated. Avoids re-registering extensions when not
443	* necessary.
444	*
445	* @return array A list of block and plugins and their availability status.
446	*/
447	public static function get_cached_availability() {
448	if ( null === self::$cached_availability ) {
449	self::$cached_availability = self::get_availability();
450	}
451	return self::$cached_availability;
452	}
453
454	/**
455	* Get availability of each block / plugin.
456	*
457	* @return array A list of block and plugins and their availablity status
458	*/
459	public static function get_availability() {
460	/**
461	* Fires before Gutenberg extensions availability is computed.
462	*
463	* In the function call you supply, use `Blocks::jetpack_register_block()` to set a block as available.
464	* Alternatively, use `Jetpack_Gutenberg::set_extension_available()` (for a non-block plugin), and
465	* `Jetpack_Gutenberg::set_extension_unavailable()` (if the block or plugin should not be registered
466	* but marked as unavailable).
467	*
468	* @since 7.0.0
469	*/
470	do_action( 'jetpack_register_gutenberg_extensions' );
471
472	$available_extensions = array();
473
474	foreach ( self::$extensions as $extension ) {
475	$is_available = self::is_registered_and_no_entry_in_availability( $extension ) \|\| self::is_available( $extension );
476	$available_extensions[ $extension ] = array(
477	'available' => $is_available,
478	);
479
480	if ( ! $is_available ) {
481	$reason = isset( self::$availability[ $extension ] ) ? self::$availability[ $extension ]['reason'] : 'missing_module';
482	$details = isset( self::$availability[ $extension ] ) ? self::$availability[ $extension ]['details'] : array();
483	$available_extensions[ $extension ]['unavailable_reason'] = $reason;
484	$available_extensions[ $extension ]['details'] = $details;
485	}
486	}
487
488	return $available_extensions;
489	}
490
491	/**
492	* Check if an extension/block is already registered
493	*
494	* @since 7.2
495	*
496	* @param string $slug Name of extension/block to check.
497	*
498	* @return bool
499	*/
500	public static function is_registered( $slug ) {
501	return WP_Block_Type_Registry::get_instance()->is_registered( $slug );
502	}
503
504	/**
505	* Check if Gutenberg editor is available
506	*
507	* @since 6.7.0
508	*
509	* @return bool
510	*/
511	public static function is_gutenberg_available() {
512	return true;
513	}
514
515	/**
516	* Check whether conditions indicate Gutenberg Extensions (blocks and plugins) should be loaded
517	*
518	* Loading blocks and plugins is enabled by default and may be disabled via filter:
519	* add_filter( 'jetpack_gutenberg', '__return_false' );
520	*
521	* @since 6.9.0
522	*
523	* @return bool
524	*/
525	public static function should_load() {
526	if ( ! Jetpack::is_connection_ready() && ! ( new Status() )->is_offline_mode() ) {
527	return false;
528	}
529
530	/**
531	* Filter to disable Gutenberg blocks
532	*
533	* @since 6.5.0
534	*
535	* @param bool true Whether to load Gutenberg blocks
536	*/
537	return (bool) apply_filters( 'jetpack_gutenberg', true );
538	}
539
540	/**
541	* Only enqueue block assets when needed.
542	*
543	* @param string $type Slug of the block.
544	* @param array $script_dependencies Script dependencies. Will be merged with automatically
545	* detected script dependencies from the webpack build.
546	*
547	* @return void
548	*/
549	public static function load_assets_as_required( $type, $script_dependencies = array() ) {
550	if ( is_admin() ) {
551	// A block's view assets will not be required in wp-admin.
552	return;
553	}
554
555	$type = sanitize_title_with_dashes( $type );
556	self::load_styles_as_required( $type );
557	self::load_scripts_as_required( $type, $script_dependencies );
558	}
559
560	/**
561	* Only enqueue block sytles when needed.
562	*
563	* @param string $type Slug of the block.
564	*
565	* @since 7.2.0
566	*
567	* @return void
568	*/
569	public static function load_styles_as_required( $type ) {
570	if ( is_admin() ) {
571	// A block's view assets will not be required in wp-admin.
572	return;
573	}
574
575	// Enqueue styles.
576	$style_relative_path = self::get_blocks_directory() . $type . '/view' . ( is_rtl() ? '.rtl' : '' ) . '.css';
577	if ( self::block_has_asset( $style_relative_path ) ) {
578	$style_version = self::get_asset_version( $style_relative_path );
579	$view_style = plugins_url( $style_relative_path, JETPACK__PLUGIN_FILE );
580
581	// If this is a customizer preview, render the style directly to the preview after autosave.
582	// phpcs:ignore WordPress.Security.NonceVerification.Recommended
583	if ( is_customize_preview() && ! empty( $_GET['customize_autosaved'] ) ) {
584	// phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedStylesheet
585	echo '<link rel="stylesheet" id="jetpack-block-' . esc_attr( $type ) . '" href="' . esc_attr( $view_style ) . '?ver=' . esc_attr( $style_version ) . '" media="all">';
586	} else {
587	wp_enqueue_style( 'jetpack-block-' . $type, $view_style, array(), $style_version );
588	}
589	}
590
591	}
592
593	/**
594	* Only enqueue block scripts when needed.
595	*
596	* @param string $type Slug of the block.
597	* @param array $script_dependencies Script dependencies. Will be merged with automatically
598	* detected script dependencies from the webpack build.
599	*
600	* @since 7.2.0
601	*
602	* @return void
603	*/
604	public static function load_scripts_as_required( $type, $script_dependencies = array() ) {
605	if ( is_admin() ) {
606	// A block's view assets will not be required in wp-admin.
607	return;
608	}
609
610	// Enqueue script.
611	$script_relative_path = self::get_blocks_directory() . $type . '/view.js';
612	$script_deps_path = JETPACK__PLUGIN_DIR . self::get_blocks_directory() . $type . '/view.asset.php';
613	$script_dependencies[] = 'wp-polyfill';
614	if ( file_exists( $script_deps_path ) ) {
615	$asset_manifest = include $script_deps_path;
616	$script_dependencies = array_unique( array_merge( $script_dependencies, $asset_manifest['dependencies'] ) );
617	}
618
619	if ( ! Blocks::is_amp_request() && self::block_has_asset( $script_relative_path ) ) {
620	$script_version = self::get_asset_version( $script_relative_path );
621	$view_script = plugins_url( $script_relative_path, JETPACK__PLUGIN_FILE );
622
623	// Enqueue dependencies.
624	wp_enqueue_script( 'jetpack-block-' . $type, $view_script, $script_dependencies, $script_version, false );
625
626	// If this is a customizer preview, enqueue the dependencies and render the script directly to the preview after autosave.
627	// phpcs:ignore WordPress.Security.NonceVerification.Recommended
628	if ( is_customize_preview() && ! empty( $_GET['customize_autosaved'] ) ) {
629	// The Map block is dependent on wp-element, and it doesn't appear to to be possible to load
630	// this dynamically into the customizer iframe currently.
631	if ( 'map' === $type ) {
632	echo '<div>' . esc_html_e( 'No map preview available. Publish and refresh to see this widget.', 'jetpack' ) . '</div>';
633	echo '<script>';
634	echo 'Array.from(document.getElementsByClassName(\'wp-block-jetpack-map\')).forEach(function(element){element.style.display = \'none\';})';
635	echo '</script>';
636	} else {
637	echo '<script id="jetpack-block-' . esc_attr( $type ) . '" src="' . esc_attr( $view_script ) . '?ver=' . esc_attr( $script_version ) . '"></script>';
638	}
639	}
640	}
641
642	wp_localize_script(
643	'jetpack-block-' . $type,
644	'Jetpack_Block_Assets_Base_Url',
645	array(
646	'url' => plugins_url( self::get_blocks_directory(), JETPACK__PLUGIN_FILE ),
647	)
648	);
649	}
650
651	/**
652	* Check if an asset exists for a block.
653	*
654	* @param string $file Path of the file we are looking for.
655	*
656	* @return bool $block_has_asset Does the file exist.
657	*/
658	public static function block_has_asset( $file ) {
659	return file_exists( JETPACK__PLUGIN_DIR . $file );
660	}
661
662	/**
663	* Get the version number to use when loading the file. Allows us to bypass cache when developing.
664	*
665	* @param string $file Path of the file we are looking for.
666	*
667	* @return string $script_version Version number.
668	*/
669	public static function get_asset_version( $file ) {
670	return Jetpack::is_development_version() && self::block_has_asset( $file )
671	? filemtime( JETPACK__PLUGIN_DIR . $file )
672	: JETPACK__VERSION;
673	}
674
675	/**
676	* Load Gutenberg editor assets
677	*
678	* @since 6.7.0
679	*
680	* @return void
681	*/
682	public static function enqueue_block_editor_assets() {
683	if ( ! self::should_load() ) {
684	return;
685	}
686
687	$status = new Status();
688
689	// Required for Analytics. See _inc/lib/admin-pages/class.jetpack-admin-page.php.
690	if ( ! $status->is_offline_mode() && Jetpack::is_connection_ready() ) {
691	wp_enqueue_script( 'jp-tracks', '//stats.wp.com/w.js', array(), gmdate( 'YW' ), true );
692	}
693
694	$rtl = is_rtl() ? '.rtl' : '';
695	$blocks_dir = self::get_blocks_directory();
696	$blocks_variation = self::blocks_variation();
697
698	if ( 'production' !== $blocks_variation ) {
699	$blocks_env = '-' . esc_attr( $blocks_variation );
700	} else {
701	$blocks_env = '';
702	}
703
704	$editor_script = plugins_url( "{$blocks_dir}editor{$blocks_env}.js", JETPACK__PLUGIN_FILE );
705	$editor_style = plugins_url( "{$blocks_dir}editor{$blocks_env}{$rtl}.css", JETPACK__PLUGIN_FILE );
706
707	$editor_deps_path = JETPACK__PLUGIN_DIR . $blocks_dir . "editor{$blocks_env}.asset.php";
708	$editor_deps = array( 'wp-polyfill' );
709	if ( file_exists( $editor_deps_path ) ) {
710	$asset_manifest = include $editor_deps_path;
711	$editor_deps = $asset_manifest['dependencies'];
712	}
713
714	$version = Jetpack::is_development_version() && file_exists( JETPACK__PLUGIN_DIR . $blocks_dir . 'editor.js' )
715	? filemtime( JETPACK__PLUGIN_DIR . $blocks_dir . 'editor.js' )
716	: JETPACK__VERSION;
717
718	wp_enqueue_script(
719	'jetpack-blocks-editor',
720	$editor_script,
721	$editor_deps,
722	$version,
723	false
724	);
725
726	wp_localize_script(
727	'jetpack-blocks-editor',
728	'Jetpack_Block_Assets_Base_Url',
729	array(
730	'url' => plugins_url( $blocks_dir . '/', JETPACK__PLUGIN_FILE ),
731	)
732	);
733
734	if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
735	$user = wp_get_current_user();
736	$user_data = array(
737	'userid' => $user->ID,
738	'username' => $user->user_login,
739	);
740	$blog_id = get_current_blog_id();
741	$is_current_user_connected = true;
742	} else {
743	$user_data = Jetpack_Tracks_Client::get_connected_user_tracks_identity();
744	$blog_id = Jetpack_Options::get_option( 'id', 0 );
745	$is_current_user_connected = ( new Connection_Manager( 'jetpack' ) )->is_user_connected();
746	}
747
748	wp_localize_script(
749	'jetpack-blocks-editor',
750	'Jetpack_Editor_Initial_State',
751	array(
752	'available_blocks' => self::get_availability(),
753	'jetpack' => array(
754	'is_active' => Jetpack::is_connection_ready(),
755	'is_current_user_connected' => $is_current_user_connected,
756	/** This filter is documented in class.jetpack-gutenberg.php */
757	'enable_upgrade_nudge' => apply_filters( 'jetpack_block_editor_enable_upgrade_nudge', false ),
758	'is_private_site' => '-1' === get_option( 'blog_public' ),
759	),
760	'siteFragment' => $status->get_site_suffix(),
761	'adminUrl' => esc_url( admin_url() ),
762	'tracksUserData' => $user_data,
763	'wpcomBlogId' => $blog_id,
764	'allowedMimeTypes' => wp_get_mime_types(),
765	)
766	);
767
768	wp_set_script_translations( 'jetpack-blocks-editor', 'jetpack' );
769
770	wp_enqueue_style( 'jetpack-blocks-editor', $editor_style, array(), $version );
771	}
772
773	/**
774	* Some blocks do not depend on a specific module,
775	* and can consequently be loaded outside of the usual modules.
776	* We will look for such modules in the extensions/ directory.
777	*
778	* @since 7.1.0
779	*/
780	public static function load_independent_blocks() {
781	if ( self::should_load() ) {
782	/**
783	* Look for files that match our list of available Jetpack Gutenberg extensions (blocks and plugins).
784	* If available, load them.
785	*/
786	foreach ( self::$extensions as $extension ) {
787	$extension_file_glob = glob( JETPACK__PLUGIN_DIR . 'extensions/*/' . $extension . '/' . $extension . '.php' );
788	if ( ! empty( $extension_file_glob ) ) {
789	include_once $extension_file_glob[0];
790	}
791	}
792	}
793	}
794
795	/**
796	* Loads PHP components of extended-blocks.
797	*
798	* @since 8.9.0
799	*/
800	public static function load_extended_blocks() {
801	if ( self::should_load() ) {
802	$extended_blocks = glob( JETPACK__PLUGIN_DIR . 'extensions/extended-blocks/*' );
803
804	foreach ( $extended_blocks as $block ) {
805	$name = basename( $block );
806	$path = JETPACK__PLUGIN_DIR . 'extensions/extended-blocks/' . $name . '/' . $name . '.php';
807
808	if ( file_exists( $path ) ) {
809	include_once $path;
810	}
811	}
812	}
813	}
814
815	/**
816	* Get CSS classes for a block.
817	*
818	* @since 7.7.0
819	*
820	* @param string $slug Block slug.
821	* @param array $attr Block attributes.
822	* @param array $extra Potential extra classes you may want to provide.
823	*
824	* @return string $classes List of CSS classes for a block.
825	*/
826	public static function block_classes( $slug, $attr, $extra = array() ) {
827	_deprecated_function( __METHOD__, '9.0.0', 'Automattic\\Jetpack\\Blocks::classes' );
828	return Blocks::classes( $slug, $attr, $extra );
829	}
830
831	/**
832	* Determine whether a site should use the default set of blocks, or a custom set.
833	* Possible variations are currently beta, experimental, and production.
834	*
835	* @since 8.1.0
836	*
837	* @return string $block_varation production\|beta\|experimental
838	*/
839	public static function blocks_variation() {
840	// Default to production blocks.
841	$block_varation = 'production';
842
843	if ( Constants::is_true( 'JETPACK_BETA_BLOCKS' ) ) {
844	$block_varation = 'beta';
845	}
846
847	/*
848	* Switch to experimental blocks if you use the JETPACK_EXPERIMENTAL_BLOCKS constant.
849	*/
850	if ( Constants::is_true( 'JETPACK_EXPERIMENTAL_BLOCKS' ) ) {
851	$block_varation = 'experimental';
852	}
853
854	/**
855	* Allow customizing the variation of blocks in use on a site.
856	*
857	* @since 8.1.0
858	*
859	* @param string $block_variation Can be beta, experimental, and production. Defaults to production.
860	*/
861	return apply_filters( 'jetpack_blocks_variation', $block_varation );
862	}
863
864	/**
865	* Get a list of extensions available for the variation you chose.
866	*
867	* @since 8.1.0
868	*
869	* @param obj $preset_extensions_manifest List of extensions available in Jetpack.
870	* @param string $blocks_variation Subset of blocks. production\|beta\|experimental.
871	*
872	* @return array $preset_extensions Array of extensions for that variation
873	*/
874	public static function get_extensions_preset_for_variation( $preset_extensions_manifest, $blocks_variation ) {
875	$preset_extensions = isset( $preset_extensions_manifest->{ $blocks_variation } )
876	? (array) $preset_extensions_manifest->{ $blocks_variation }
877	: array();
878
879	/*
880	* Experimental and Beta blocks need the production blocks as well.
881	*/
882	if (
883	'experimental' === $blocks_variation
884	\|\| 'beta' === $blocks_variation
885	) {
886	$production_extensions = isset( $preset_extensions_manifest->production )
887	? (array) $preset_extensions_manifest->production
888	: array();
889
890	$preset_extensions = array_unique( array_merge( $preset_extensions, $production_extensions ) );
891	}
892
893	/*
894	* Beta blocks need the experimental blocks as well.
895	*
896	* If you've chosen to see Beta blocks,
897	* we want to make all blocks available to you:
898	* - Production
899	* - Experimental
900	* - Beta
901	*/
902	if ( 'beta' === $blocks_variation ) {
903	$production_extensions = isset( $preset_extensions_manifest->experimental )
904	? (array) $preset_extensions_manifest->experimental
905	: array();
906
907	$preset_extensions = array_unique( array_merge( $preset_extensions, $production_extensions ) );
908	}
909
910	return $preset_extensions;
911	}
912
913	/**
914	* Validate a URL used in a SSR block.
915	*
916	* @since 8.3.0
917	*
918	* @param string $url URL saved as an attribute in block.
919	* @param array $allowed Array of allowed hosts for that block, or regexes to check against.
920	* @param bool $is_regex Array of regexes matching the URL that could be used in block.
921	*
922	* @return bool\|string
923	*/
924	public static function validate_block_embed_url( $url, $allowed = array(), $is_regex = false ) {
925	if (
926	empty( $url )
927	\|\| ! is_array( $allowed )
928	\|\| empty( $allowed )
929	) {
930	return false;
931	}
932
933	$url_components = wp_parse_url( $url );
934
935	// Bail early if we cannot find a host.
936	if ( empty( $url_components['host'] ) ) {
937	return false;
938	}
939
940	// Normalize URL.
941	$url = sprintf(
942	'%s://%s%s%s',
943	isset( $url_components['scheme'] ) ? $url_components['scheme'] : 'https',
944	$url_components['host'],
945	isset( $url_components['path'] ) ? $url_components['path'] : '/',
946	isset( $url_components['query'] ) ? '?' . $url_components['query'] : ''
947	);
948
949	if ( ! empty( $url_components['fragment'] ) ) {
950	$url = $url . '#' . rawurlencode( $url_components['fragment'] );
951	}
952
953	/*
954	* If we're using an allowed list of hosts,
955	* check if the URL belongs to one of the domains allowed for that block.
956	*/
957	if (
958	false === $is_regex
959	&& in_array( $url_components['host'], $allowed, true )
960	) {
961	return $url;
962	}
963
964	/*
965	* If we are using an array of regexes to check against,
966	* loop through that.
967	*/
968	if ( true === $is_regex ) {
969	foreach ( $allowed as $regex ) {
970	if ( 1 === preg_match( $regex, $url ) ) {
971	return $url;
972	}
973	}
974	}
975
976	return false;
977	}
978
979	/**
980	* Determines whether a preview of the block with an upgrade nudge should
981	* be displayed for admins on the site frontend.
982	*
983	* @since 8.4.0
984	*
985	* @param array $availability_for_block The availability for the block.
986	*
987	* @return bool
988	*/
989	public static function should_show_frontend_preview( $availability_for_block ) {
990	return (
991	isset( $availability_for_block['details']['required_plan'] )
992	&& current_user_can( 'manage_options' )
993	&& ! is_feed()
994	);
995	}
996
997	/**
998	* Output an UpgradeNudge Component on the frontend of a site.
999	*
1000	* @since 8.4.0
1001	*
1002	* @param string $plan The plan that users need to purchase to make the block work.
1003	*
1004	* @return string
1005	*/
1006	public static function upgrade_nudge( $plan ) {
1007	jetpack_require_lib( 'components' );
1008	return Jetpack_Components::render_upgrade_nudge(
1009	array(
1010	'plan' => $plan,
1011	)
1012	);
1013	}
1014
1015	/**
1016	* Output a notice within a block.
1017	*
1018	* @since 8.6.0
1019	*
1020	* @param string $message Notice we want to output.
1021	* @param string $status Status of the notice. Can be one of success, info, warning, error. info by default.
1022	* @param string $classes List of CSS classes.
1023	*
1024	* @return string
1025	*/
1026	public static function notice( $message, $status = 'info', $classes = '' ) {
1027	if (
1028	empty( $message )
1029	\|\| ! in_array( $status, array( 'success', 'info', 'warning', 'error' ), true )
1030	) {
1031	return '';
1032	}
1033
1034	$color = '';
1035	switch ( $status ) {
1036	case 'success':
1037	$color = '#00a32a';
1038	break;
1039	case 'warning':
1040	$color = '#dba617';
1041	break;
1042	case 'error':
1043	$color = '#d63638';
1044	break;
1045	case 'info':
1046	default:
1047	$color = '#72aee6';
1048	break;
1049	}
1050
1051	return sprintf(
1052	'<div class="jetpack-block__notice %1$s %3$s" style="border-left:5px solid %4$s;padding:1em;background-color:#f8f9f9;">%2$s</div>',
1053	esc_attr( $status ),
1054	wp_kses(
1055	$message,
1056	array(
1057	'br' => array(),
1058	'p' => array(),
1059	)
1060	),
1061	esc_attr( $classes ),
1062	sanitize_hex_color( $color )
1063	);
1064	}
1065
1066	/**
1067	* Set the availability of the block as the editor
1068	* is loaded.
1069	*
1070	* @param string $slug Slug of the block.
1071	*/
1072	public static function set_availability_for_plan( $slug ) {
1073	$is_available = true;
1074	$plan = '';
1075	$slug = self::remove_extension_prefix( $slug );
1076	$features_data = array();
1077	$is_simple_site = defined( 'IS_WPCOM' ) && IS_WPCOM;
1078	$is_atomic_site = jetpack_is_atomic_site();
1079
1080	// Check feature availability for Simple and Atomic sites.
1081	if ( $is_simple_site \|\| $is_atomic_site ) {
1082
1083	// Simple sites.
1084	if ( $is_simple_site ) {
1085	if ( ! class_exists( 'Store_Product_List' ) ) {
1086	require WP_CONTENT_DIR . '/admin-plugins/wpcom-billing/store-product-list.php';
1087	}
1088	$features_data = Store_Product_List::get_site_specific_features_data();
1089	} else {
1090	// Atomic sites.
1091	$option = get_option( 'jetpack_active_plan' );
1092	if ( isset( $option['features'] ) ) {
1093	$features_data = $option['features'];
1094	}
1095	}
1096
1097	$is_available = isset( $features_data['active'] ) && in_array( $slug, $features_data['active'], true );
1098	if ( ! empty( $features_data['available'][ $slug ] ) ) {
1099	$plan = $features_data['available'][ $slug ][0];
1100	}
1101	} else {
1102	// Jetpack sites.
1103	$is_available = Jetpack_Plan::supports( $slug );
1104	$plan = Jetpack_Plan::get_minimum_plan_for_feature( $slug );
1105	}
1106
1107	if ( $is_available ) {
1108	self::set_extension_available( $slug );
1109	} else {
1110	self::set_extension_unavailable(
1111	$slug,
1112	'missing_plan',
1113	array(
1114	'required_feature' => $slug,
1115	'required_plan' => $plan,
1116	)
1117	);
1118	}
1119	}
1120
1121	/**
1122	* Wraps the suplied render_callback in a function to check
1123	* the availability of the block before rendering it.
1124	*
1125	* @param string $slug The block slug, used to check for availability.
1126	* @param callable $render_callback The render_callback that will be called if the block is available.
1127	*/
1128	public static function get_render_callback_with_availability_check( $slug, $render_callback ) {
1129	return function ( $prepared_attributes, $block_content, $block ) use ( $render_callback, $slug ) {
1130	$availability = self::get_cached_availability();
1131	$bare_slug = self::remove_extension_prefix( $slug );
1132	if ( isset( $availability[ $bare_slug ] ) && $availability[ $bare_slug ]['available'] ) {
1133	return call_user_func( $render_callback, $prepared_attributes, $block_content );
1134	}
1135
1136	// A preview of the block is rendered for admins on the frontend with an upgrade nudge.
1137	if ( isset( $availability[ $bare_slug ] ) ) {
1138	if ( self::should_show_frontend_preview( $availability[ $bare_slug ] ) ) {
1139	$block_preview = call_user_func( $render_callback, $prepared_attributes, $block_content );
1140
1141	// If the upgrade nudge isn't already being displayed by a parent block, display the nudge.
1142	if ( isset( $block->attributes['shouldDisplayFrontendBanner'] ) && $block->attributes['shouldDisplayFrontendBanner'] ) {
1143	$upgrade_nudge = self::upgrade_nudge( $availability[ $bare_slug ]['details']['required_plan'] );
1144	return $upgrade_nudge . $block_preview;
1145	}
1146
1147	return $block_preview;
1148	}
1149	}
1150
1151	return null;
1152	};
1153	}
1154	}
1155
1156	/*
1157	* Enable upgrade nudge for Atomic sites.
1158	* This feature is false as default,
1159	* so let's enable it through this filter.
1160	*
1161	* More doc: https://github.com/Automattic/jetpack/tree/master/projects/plugins/jetpack/extensions#upgrades-for-blocks
1162	*/
1163	if ( jetpack_is_atomic_site() ) {
1164	add_filter( 'jetpack_block_editor_enable_upgrade_nudge', '__return_true' );
1165	}
1166