script-modules.php in Gutenberg 23.2.0, at lib/experimental/script-modules.php

201 lines 7.9 KB Raw Download Zip

1	<?php
2	/**
3	* Add module fields from block metadata to WP_Block_Type settings.
4	*
5	* This filter allows us to register modules from block metadata and attach additional fields to
6	* WP_Block_Type instances.
7	*
8	* @param array $settings Array of determined settings for registering a block type.
9	* @param array $metadata Metadata provided for registering a block type.
10	* @return array The filtered block settings.
11	*/
12	function gutenberg_filter_block_type_metadata_settings_register_view_module( $settings, $metadata = null ) {
13	$module_fields = array(
14	// @todo remove viewModule support in Gutenberg >= 17.8 (replaced by viewScriptModule).
15	'viewModule' => 'view_script_module_ids',
16	);
17	foreach ( $module_fields as $metadata_field_name => $settings_field_name ) {
18	if ( ! empty( $settings[ $metadata_field_name ] ) ) {
19	$metadata[ $metadata_field_name ] = $settings[ $metadata_field_name ];
20	}
21	if ( ! empty( $metadata[ $metadata_field_name ] ) ) {
22	$modules = $metadata[ $metadata_field_name ];
23	$processed_modules = array();
24	if ( is_array( $modules ) ) {
25	for ( $index = 0; $index < count( $modules ); $index++ ) {
26	$processed_modules[] = gutenberg_register_block_module_id(
27	$metadata,
28	$metadata_field_name,
29	$index
30	);
31	}
32	} else {
33	$processed_modules[] = gutenberg_register_block_module_id(
34	$metadata,
35	$metadata_field_name
36	);
37	}
38	$settings[ $settings_field_name ] = $processed_modules;
39	}
40	}
41
42	return $settings;
43	}
44
45	add_filter( 'block_type_metadata_settings', 'gutenberg_filter_block_type_metadata_settings_register_view_module', 20, 2 );
46
47	/**
48	* Finds a module ID for the selected block metadata field. It detects
49	* when a path to file was provided and finds a corresponding asset file
50	* with details necessary to register the module under an automatically
51	* generated module ID.
52	*
53	* This is analogous to the `register_block_script_handle` in WordPress Core.
54	*
55	* @param array $metadata Block metadata.
56	* @param string $field_name Field name to pick from metadata.
57	* @param int $index Optional. Index of the script to register when multiple items passed.
58	* Default 0.
59	* @return string\|false Module ID.
60	*/
61	function gutenberg_register_block_module_id( $metadata, $field_name, $index = 0 ) {
62	if ( empty( $metadata[ $field_name ] ) ) {
63	return false;
64	}
65
66	$module_id = $metadata[ $field_name ];
67	if ( is_array( $module_id ) ) {
68	if ( empty( $module_id[ $index ] ) ) {
69	return false;
70	}
71	$module_id = $module_id[ $index ];
72	}
73
74	$module_path = remove_block_asset_path_prefix( $module_id );
75	if ( $module_id === $module_path ) {
76	return $module_id;
77	}
78
79	$path = dirname( $metadata['file'] );
80	$module_asset_raw_path = $path . '/' . substr_replace( $module_path, '.asset.php', - strlen( '.js' ) );
81	$module_id = gutenberg_generate_block_asset_module_id( $metadata['name'], $field_name, $index );
82	$module_asset_path = wp_normalize_path( realpath( $module_asset_raw_path ) );
83
84	$module_path_norm = wp_normalize_path( realpath( $path . '/' . $module_path ) );
85	$module_uri = get_block_asset_url( $module_path_norm );
86	$module_asset = ! empty( $module_asset_path ) ? require $module_asset_path : array();
87	$module_dependencies = $module_asset['dependencies'] ?? array();
88
89	wp_register_script_module(
90	$module_id,
91	$module_uri,
92	$module_dependencies,
93	$module_asset['version'] ?? false
94	);
95
96	return $module_id;
97	}
98
99	/**
100	* Generates the module ID for an asset based on the name of the block
101	* and the field name provided.
102	*
103	* This is analogous to the `generate_block_asset_handle` in WordPress Core.
104	*
105	* @param string $block_name Name of the block.
106	* @param string $field_name Name of the metadata field.
107	* @param int $index Optional. Index of the asset when multiple items passed.
108	* Default 0.
109	* @return string Generated module ID for the block's field.
110	*/
111	function gutenberg_generate_block_asset_module_id( $block_name, $field_name, $index = 0 ) {
112	if ( str_starts_with( $block_name, 'core/' ) ) {
113	$asset_handle = str_replace( 'core/', 'wp-block-', $block_name );
114	if ( str_starts_with( $field_name, 'editor' ) ) {
115	$asset_handle .= '-editor';
116	}
117	if ( str_starts_with( $field_name, 'view' ) ) {
118	$asset_handle .= '-view';
119	}
120	if ( $index > 0 ) {
121	$asset_handle .= '-' . ( $index + 1 );
122	}
123	return $asset_handle;
124	}
125
126	$field_mappings = array(
127	// @todo remove viewModule support in Gutenberg >= 17.8 (replaced by viewScriptModule).
128	'viewModule' => 'view-script-module',
129	'viewScriptModule' => 'view-script-module',
130	);
131	$asset_handle = str_replace( '/', '-', $block_name ) .
132	'-' . $field_mappings[ $field_name ];
133	if ( $index > 0 ) {
134	$asset_handle .= '-' . ( $index + 1 );
135	}
136	return $asset_handle;
137	}
138
139	/**
140	* Registers a REST field for block types to provide view module IDs.
141	*
142	* Adds the `view_script_module_ids` and `view_module_ids` (deprecated) field to block type objects in the REST API, which
143	* lists the script module IDs for any script modules associated with the
144	* block's viewScriptModule key.
145	*/
146	function gutenberg_register_view_module_ids_rest_field() {
147	// @todo remove view_module_ids support in Gutenberg >= 17.8 (replaced by view_script_module_ids).
148	register_rest_field(
149	'block-type',
150	'view_module_ids',
151	array(
152	'get_callback' => function ( $item ) {
153	$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $item['name'] );
154	return $block_type->view_script_module_ids ?? array();
155	},
156	)
157	);
158	}
159
160	add_action( 'rest_api_init', 'gutenberg_register_view_module_ids_rest_field' );
161
162	/**
163	* Registers the module if no module with that module identifier has already
164	* been registered.
165	*
166	* @deprecated 17.6.0 gutenberg_register_module is deprecated. Please use wp_register_script_module instead.
167	*
168	* @param string $module_identifier The identifier of the module. Should be unique. It will be used in the final import map.
169	* @param string $src Full URL of the module, or path of the script relative to the WordPress root directory.
170	* @param array $dependencies Optional. An array of module identifiers of the dependencies of this module. The dependencies can be strings or arrays. If they are arrays, they need an `id` key with the module identifier, and can contain an `import` key with either `static` or `dynamic`. By default, dependencies that don't contain an import are considered static.
171	* @param string\|false\|null $version Optional. String specifying module version number. Defaults to false. It is added to the URL as a query string for cache busting purposes. If $version is set to false, the version number is the currently installed WordPress version. If $version is set to null, no version is added.
172	*/
173	function gutenberg_register_module( $module_identifier, $src = '', $dependencies = array(), $version = false ) {
174	_deprecated_function( __FUNCTION__, 'Gutenberg 17.6.0', 'wp_register_script_module' );
175	wp_script_modules()->register( $module_identifier, $src, $dependencies, $version );
176	}
177
178	/**
179	* Marks the module to be enqueued in the page.
180	*
181	* @deprecated 17.6.0 gutenberg_enqueue_module is deprecated. Please use wp_enqueue_script_module instead.
182	*
183	* @param string $module_identifier The identifier of the module.
184	*/
185	function gutenberg_enqueue_module( $module_identifier ) {
186	_deprecated_function( __FUNCTION__, 'Gutenberg 17.6.0', 'wp_enqueue_script_module' );
187	wp_script_modules()->enqueue( $module_identifier );
188	}
189
190	/**
191	* Unmarks the module so it is not longer enqueued in the page.
192	*
193	* @deprecated 17.6.0 gutenberg_dequeue_module is deprecated. Please use wp_dequeue_script_module instead.
194	*
195	* @param string $module_identifier The identifier of the module.
196	*/
197	function gutenberg_dequeue_module( $module_identifier ) {
198	_deprecated_function( __FUNCTION__, 'Gutenberg 17.6.0', 'wp_dequeue_script_module' );
199	wp_script_modules()->dequeue( $module_identifier );
200	}
201