gutenberg / lib / load.php

load.php in Gutenberg 23.1.1, at lib/load.php

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1	<?php
2	/**
3	* Load API functions, register scripts and actions, etc.
4	*
5	* @package gutenberg
6	*/
7
8	if ( ! defined( 'ABSPATH' ) ) {
9	die( 'Silence is golden.' );
10	}
11
12	define( 'IS_GUTENBERG_PLUGIN', true );
13
14	require_once __DIR__ . '/init.php';
15	require_once __DIR__ . '/upgrade.php';
16
17	// Load auto-generated build registration.
18	$build_registration = plugin_dir_path( __DIR__ ) . 'build/build.php';
19	if ( file_exists( $build_registration ) ) {
20	require_once $build_registration;
21	}
22
23	// Define version constant for backwards compatibility.
24	// The constants.php file returns an array but doesn't define constants to avoid conflicts.
25	$constants_file = plugin_dir_path( __DIR__ ) . 'build/constants.php';
26	if ( file_exists( $constants_file ) && ! defined( 'GUTENBERG_VERSION' ) ) {
27	$build_constants = require_once $constants_file;
28	define( 'GUTENBERG_VERSION', $build_constants['version'] );
29	}
30
31	/**
32	* Checks whether the Gutenberg experiment is enabled.
33	*
34	* @since 6.7.0
35	*
36	* @param string $name The name of the experiment.
37	*
38	* @return bool True when the experiment is enabled.
39	*/
40	function gutenberg_is_experiment_enabled( $name ) {
41	// Special handling for active_templates - check if the active_templates option exists.
42	// This is not stored in the experiments array but as a separate option.
43	if ( 'active_templates' === $name ) {
44	return is_array( get_option( 'active_templates' ) );
45	}
46
47	$experiments = get_option( 'gutenberg-experiments' );
48	return ! empty( $experiments[ $name ] );
49	}
50
51	// These files only need to be loaded if within a rest server instance.
52	// which this class will exist if that is the case.
53	if ( class_exists( 'WP_REST_Controller' ) ) {
54	if ( ! class_exists( 'WP_REST_Block_Editor_Settings_Controller' ) ) {
55	require_once __DIR__ . '/experimental/class-wp-rest-block-editor-settings-controller.php';
56	}
57
58	// WordPress 6.9 compat.
59	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-rest-attachments-controller-6-9.php';
60	require __DIR__ . '/compat/wordpress-6.9/block-bindings.php';
61	require __DIR__ . '/compat/wordpress-6.9/post-data-block-bindings.php';
62	require __DIR__ . '/compat/wordpress-6.9/term-data-block-bindings.php';
63	require __DIR__ . '/compat/wordpress-6.9/rest-api.php';
64	require __DIR__ . '/compat/wordpress-6.9/block-comments.php';
65	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-rest-comment-controller-6-9.php';
66
67	// WordPress 7.0 compat.
68	require __DIR__ . '/compat/wordpress-7.0/class-gutenberg-rest-autosaves-controller.php';
69	require __DIR__ . '/compat/wordpress-7.0/class-gutenberg-rest-revisions-controller.php';
70	require __DIR__ . '/compat/wordpress-7.0/class-gutenberg-rest-block-patterns-controller-7-0.php';
71	require __DIR__ . '/compat/wordpress-7.0/class-gutenberg-rest-templates-controller-7-0.php';
72	require __DIR__ . '/compat/wordpress-7.0/class-gutenberg-rest-static-templates-controller.php';
73	require __DIR__ . '/compat/wordpress-7.0/class-wp-icons-registry.php';
74	require __DIR__ . '/compat/wordpress-7.0/class-wp-rest-icons-controller.php';
75	require __DIR__ . '/compat/wordpress-7.0/collaboration.php';
76	require __DIR__ . '/compat/wordpress-7.0/template-activate.php';
77	require __DIR__ . '/compat/wordpress-7.0/rest-api.php';
78	require __DIR__ . '/compat/wordpress-7.0/global-styles.php';
79	require __DIR__ . '/compat/wordpress-7.0/class-wp-connector-registry.php';
80	require __DIR__ . '/compat/wordpress-7.0/connectors.php';
81
82	// WordPress 7.1 compat.
83	require __DIR__ . '/compat/wordpress-7.1/class-gutenberg-rest-view-config-controller-7-1.php';
84	require __DIR__ . '/compat/wordpress-7.1/rest-api.php';
85
86	// Plugin specific code.
87	require_once __DIR__ . '/class-wp-rest-global-styles-controller-gutenberg.php';
88	require_once __DIR__ . '/class-wp-rest-edit-site-export-controller-gutenberg.php';
89	require_once __DIR__ . '/class-wp-icons-registry-gutenberg.php';
90	require_once __DIR__ . '/class-wp-rest-icons-controller-gutenberg.php';
91	require_once __DIR__ . '/rest-api.php';
92
93	// Experimental autosaves controller override for real-time collaboration.
94
95	require_once __DIR__ . '/experimental/rest-api.php';
96	require_once __DIR__ . '/experimental/kses-allowed-html.php';
97
98	require_once __DIR__ . '/experimental/class-gutenberg-hierarchical-sort.php';
99	}
100
101	require_once __DIR__ . '/remove-core-enqueue-scripts.php';
102	require_once __DIR__ . '/experimental/editor-settings.php';
103	require_once __DIR__ . '/experimental/rest-api-overrides.php';
104
105	// Gutenberg plugin compat.
106	require __DIR__ . '/compat/plugin/edit-site-routes-backwards-compat.php';
107	require __DIR__ . '/compat/plugin/fonts.php';
108
109
110	// WordPress 6.9 compat.
111	require __DIR__ . '/compat/wordpress-6.9/customizer-preview-custom-css.php';
112	require __DIR__ . '/compat/wordpress-6.9/command-palette.php';
113	require __DIR__ . '/compat/wordpress-6.9/client-assets.php';
114
115	// WordPress 7.0 compat.
116	require __DIR__ . '/compat/wordpress-7.0/preload.php';
117	require __DIR__ . '/compat/wordpress-7.0/auto-register.php';
118	require __DIR__ . '/compat/wordpress-7.0/blocks.php';
119	require __DIR__ . '/compat/wordpress-7.0/kses.php';
120	require __DIR__ . '/compat/wordpress-7.0/media.php';
121	require __DIR__ . '/compat/wordpress-7.0/command-palette.php';
122	require __DIR__ . '/compat/wordpress-7.0/meta-box-rtc-compat.php';
123	require __DIR__ . '/compat/wordpress-7.0/script-modules.php';
124
125	// WordPress 7.1 compat.
126	require __DIR__ . '/compat/wordpress-7.1/classic-block.php';
127
128	// Experimental features.
129	require __DIR__ . '/experimental/block-editor-settings-mobile.php';
130	require __DIR__ . '/experimental/blocks.php';
131	require __DIR__ . '/experimental/navigation-theme-opt-in.php';
132	require __DIR__ . '/experimental/kses.php';
133	require __DIR__ . '/experimental/script-modules.php';
134	require __DIR__ . '/experimental/pages/site-editor.php';
135	require __DIR__ . '/experimental/extensible-site-editor.php';
136	require __DIR__ . '/experimental/fonts/load.php';
137	if ( class_exists( '\WordPress\AiClient\AiClient' ) ) {
138	require __DIR__ . '/experimental/connectors/load.php';
139	}
140
141	if ( gutenberg_is_experiment_enabled( 'gutenberg-workflow-palette' ) ) {
142	require __DIR__ . '/experimental/workflow-palette.php';
143	}
144
145	// Load the BC Layer to avoid fatal errors of extenders using the Fonts API.
146	// @core-merge: do not merge the BC layer files into WordPress Core.
147	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-provider.php';
148	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-utils.php';
149	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts.php';
150	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-provider-local.php';
151	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-resolver.php';
152	require __DIR__ . '/experimental/font-face/bc-layer/class-gutenberg-fonts-api-bc-layer.php';
153	require __DIR__ . '/experimental/font-face/bc-layer/webfonts-deprecations.php';
154	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts-utils.php';
155	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts-provider.php';
156	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts-provider-local.php';
157	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts.php';
158	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-web-fonts.php';
159
160	// Plugin specific code.
161	require __DIR__ . '/script-loader.php';
162	require __DIR__ . '/global-styles-and-settings.php';
163	require __DIR__ . '/class-wp-theme-json-data-gutenberg.php';
164	require __DIR__ . '/class-wp-theme-json-gutenberg.php';
165	require __DIR__ . '/class-wp-theme-json-resolver-gutenberg.php';
166	require __DIR__ . '/class-wp-theme-json-schema-gutenberg.php';
167	require __DIR__ . '/class-wp-duotone-gutenberg.php';
168	require __DIR__ . '/blocks.php';
169	require __DIR__ . '/block-editor-settings.php';
170	require __DIR__ . '/client-assets.php';
171	require __DIR__ . '/mathml-kses.php';
172	require __DIR__ . '/demo.php';
173	require __DIR__ . '/experimental/experiments/load.php';
174	require __DIR__ . '/interactivity-api.php';
175	require __DIR__ . '/block-template-utils.php';
176
177	// Copied package PHP files.
178	if ( is_dir( __DIR__ . '/../build/scripts/style-engine' ) ) {
179	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-css-declarations-gutenberg.php';
180	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-css-rule-gutenberg.php';
181	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-css-rules-store-gutenberg.php';
182	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-processor-gutenberg.php';
183	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-gutenberg.php';
184	require_once __DIR__ . '/../build/scripts/style-engine/style-engine-gutenberg.php';
185	}
186
187	// Block supports overrides.
188	require __DIR__ . '/block-supports/settings.php';
189	require __DIR__ . '/block-supports/elements.php';
190	require __DIR__ . '/block-supports/colors.php';
191	require __DIR__ . '/block-supports/typography.php';
192	require __DIR__ . '/block-supports/border.php';
193	require __DIR__ . '/block-supports/layout.php';
194	require __DIR__ . '/block-supports/position.php';
195	require __DIR__ . '/block-supports/spacing.php';
196	require __DIR__ . '/block-supports/dimensions.php';
197	require __DIR__ . '/block-supports/duotone.php';
198	require __DIR__ . '/block-supports/shadow.php';
199	require __DIR__ . '/block-supports/background.php';
200	require __DIR__ . '/block-supports/block-style-variations.php';
201	require __DIR__ . '/block-supports/aria-label.php';
202	require __DIR__ . '/block-supports/anchor.php';
203	require __DIR__ . '/block-supports/block-visibility.php';
204	require __DIR__ . '/block-supports/custom-css.php';
205
206	// Client-side media processing.
207	require_once __DIR__ . '/media/load.php';
208
209	// Interactivity API full-page client-side navigation.
210	if ( gutenberg_is_experiment_enabled( 'gutenberg-full-page-client-side-navigation' ) ) {
211	require __DIR__ . '/experimental/interactivity-api/class-gutenberg-interactivity-api-full-page-navigation.php';
212	Gutenberg_Interactivity_API_Full_Page_Navigation::instance();
213	}
214
215	// Block patterns for navigation overlays.
216	require __DIR__ . '/overlay-patterns.php';
217
218	// Guidelines (only load when experiment is enabled).
219	if ( gutenberg_is_experiment_enabled( 'gutenberg-guidelines' ) ) {
220	require __DIR__ . '/experimental/guidelines/load.php';
221	require __DIR__ . '/experimental/guidelines/index.php';
222	}
223
224	// Content types (only load when experiment is enabled).
225	if ( gutenberg_is_experiment_enabled( 'gutenberg-content-types' ) ) {
226	require __DIR__ . '/experimental/content-types/load.php';
227	require __DIR__ . '/experimental/content-types/index.php';
228	}
229
230	// Dashboard Widgets (only load when experiment is enabled).
231	if ( gutenberg_is_experiment_enabled( 'gutenberg-dashboard-widgets' ) ) {
232	require __DIR__ . '/experimental/dashboard-widgets/load.php';
233	}
234