gutenberg / lib / load.php

load.php in Gutenberg 22.1.1, 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/index.php';
19	if ( file_exists( $build_registration ) ) {
20	require_once $build_registration;
21	}
22
23	/**
24	* Checks whether the Gutenberg experiment is enabled.
25	*
26	* @since 6.7.0
27	*
28	* @param string $name The name of the experiment.
29	*
30	* @return bool True when the experiment is enabled.
31	*/
32	function gutenberg_is_experiment_enabled( $name ) {
33	// Special handling for active_templates - check if the active_templates option exists.
34	// This is not stored in the experiments array but as a separate option.
35	if ( 'active_templates' === $name ) {
36	return is_array( get_option( 'active_templates' ) );
37	}
38
39	$experiments = get_option( 'gutenberg-experiments' );
40	return ! empty( $experiments[ $name ] );
41	}
42
43	// These files only need to be loaded if within a rest server instance.
44	// which this class will exist if that is the case.
45	if ( class_exists( 'WP_REST_Controller' ) ) {
46	if ( ! class_exists( 'WP_REST_Block_Editor_Settings_Controller' ) ) {
47	require_once __DIR__ . '/experimental/class-wp-rest-block-editor-settings-controller.php';
48	}
49
50	// WordPress 6.8 compat.
51	require __DIR__ . '/compat/wordpress-6.8/rest-api.php';
52
53	// WordPress 6.9 compat.
54	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-rest-attachments-controller-6-9.php';
55	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-rest-static-templates-controller.php';
56	require __DIR__ . '/compat/wordpress-6.9/template-activate.php';
57	require __DIR__ . '/compat/wordpress-6.9/block-bindings.php';
58	require __DIR__ . '/compat/wordpress-6.9/post-data-block-bindings.php';
59	require __DIR__ . '/compat/wordpress-6.9/term-data-block-bindings.php';
60	require __DIR__ . '/compat/wordpress-6.9/rest-api.php';
61	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-hierarchical-sort.php';
62	require __DIR__ . '/compat/wordpress-6.9/block-comments.php';
63	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-rest-comment-controller-6-9.php';
64
65	// WordPress 7.0 compat.
66	require __DIR__ . '/compat/wordpress-7.0/rest-api.php';
67
68	// Plugin specific code.
69	require_once __DIR__ . '/class-wp-rest-global-styles-controller-gutenberg.php';
70	require_once __DIR__ . '/class-wp-rest-edit-site-export-controller-gutenberg.php';
71	require_once __DIR__ . '/rest-api.php';
72
73	require_once __DIR__ . '/experimental/rest-api.php';
74	require_once __DIR__ . '/experimental/kses-allowed-html.php';
75	}
76
77	// Experimental signaling server.
78	if ( ! class_exists( 'Gutenberg_HTTP_Singling_Server' ) ) {
79	require_once __DIR__ . '/experimental/sync/class-gutenberg-http-signaling-server.php';
80	}
81
82	require_once __DIR__ . '/experimental/editor-settings.php';
83	require_once __DIR__ . '/experimental/rest-api-overrides.php';
84
85	// Gutenberg plugin compat.
86	require __DIR__ . '/compat/plugin/edit-site-routes-backwards-compat.php';
87	require __DIR__ . '/compat/plugin/fonts.php';
88
89	// WordPress 6.8 compat.
90	// Note: admin-bar.php (69271) was reverted in Gutenberg 20.8.0. See https://github.com/WordPress/gutenberg/pull/69974.
91	require __DIR__ . '/compat/wordpress-6.8/preload.php';
92	require __DIR__ . '/compat/wordpress-6.8/blocks.php';
93	require __DIR__ . '/compat/wordpress-6.8/functions.php';
94	require __DIR__ . '/compat/wordpress-6.8/site-editor.php';
95	require __DIR__ . '/compat/wordpress-6.8/class-gutenberg-rest-user-controller.php';
96	require __DIR__ . '/compat/wordpress-6.8/block-template-utils.php';
97	require __DIR__ . '/compat/wordpress-6.8/site-preview.php';
98
99	// WordPress 6.9 compat.
100	require __DIR__ . '/compat/wordpress-6.9/customizer-preview-custom-css.php';
101	require __DIR__ . '/compat/wordpress-6.9/command-palette.php';
102	require __DIR__ . '/compat/wordpress-6.9/preload.php';
103	require __DIR__ . '/compat/wordpress-6.9/client-assets.php';
104
105	// WordPress 7.0 compat.
106	require __DIR__ . '/compat/wordpress-7.0/php-only-blocks.php';
107	require __DIR__ . '/compat/wordpress-7.0/blocks.php';
108
109	// Experimental features.
110	require __DIR__ . '/experimental/block-editor-settings-mobile.php';
111	require __DIR__ . '/experimental/blocks.php';
112	require __DIR__ . '/experimental/navigation-theme-opt-in.php';
113	require __DIR__ . '/experimental/kses.php';
114	require __DIR__ . '/experimental/synchronization.php';
115	require __DIR__ . '/experimental/script-modules.php';
116	require __DIR__ . '/experimental/pages/gutenberg-boot.php';
117	require __DIR__ . '/experimental/posts/load.php';
118
119	if ( gutenberg_is_experiment_enabled( 'gutenberg-no-tinymce' ) ) {
120	require __DIR__ . '/experimental/disable-tinymce.php';
121	}
122
123	// Load the BC Layer to avoid fatal errors of extenders using the Fonts API.
124	// @core-merge: do not merge the BC layer files into WordPress Core.
125	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-provider.php';
126	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-utils.php';
127	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts.php';
128	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-provider-local.php';
129	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-fonts-resolver.php';
130	require __DIR__ . '/experimental/font-face/bc-layer/class-gutenberg-fonts-api-bc-layer.php';
131	require __DIR__ . '/experimental/font-face/bc-layer/webfonts-deprecations.php';
132	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts-utils.php';
133	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts-provider.php';
134	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts-provider-local.php';
135	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-webfonts.php';
136	require __DIR__ . '/experimental/font-face/bc-layer/class-wp-web-fonts.php';
137
138	// Plugin specific code.
139	require __DIR__ . '/script-loader.php';
140	require __DIR__ . '/global-styles-and-settings.php';
141	require __DIR__ . '/class-wp-theme-json-data-gutenberg.php';
142	require __DIR__ . '/class-wp-theme-json-gutenberg.php';
143	require __DIR__ . '/class-wp-theme-json-resolver-gutenberg.php';
144	require __DIR__ . '/class-wp-theme-json-schema-gutenberg.php';
145	require __DIR__ . '/class-wp-duotone-gutenberg.php';
146	require __DIR__ . '/blocks.php';
147	require __DIR__ . '/block-editor-settings.php';
148	require __DIR__ . '/client-assets.php';
149	require __DIR__ . '/mathml-kses.php';
150	require __DIR__ . '/demo.php';
151	require __DIR__ . '/experiments-page.php';
152	require __DIR__ . '/interactivity-api.php';
153	require __DIR__ . '/block-template-utils.php';
154
155	// Copied package PHP files.
156	if ( is_dir( __DIR__ . '/../build/scripts/style-engine' ) ) {
157	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-css-declarations-gutenberg.php';
158	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-css-rule-gutenberg.php';
159	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-css-rules-store-gutenberg.php';
160	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-processor-gutenberg.php';
161	require_once __DIR__ . '/../build/scripts/style-engine/class-wp-style-engine-gutenberg.php';
162	require_once __DIR__ . '/../build/scripts/style-engine/style-engine-gutenberg.php';
163	}
164
165	// Block supports overrides.
166	require __DIR__ . '/block-supports/settings.php';
167	require __DIR__ . '/block-supports/elements.php';
168	require __DIR__ . '/block-supports/colors.php';
169	require __DIR__ . '/block-supports/typography.php';
170	require __DIR__ . '/block-supports/border.php';
171	require __DIR__ . '/block-supports/layout.php';
172	require __DIR__ . '/block-supports/position.php';
173	require __DIR__ . '/block-supports/spacing.php';
174	require __DIR__ . '/block-supports/dimensions.php';
175	require __DIR__ . '/block-supports/duotone.php';
176	require __DIR__ . '/block-supports/shadow.php';
177	require __DIR__ . '/block-supports/background.php';
178	require __DIR__ . '/block-supports/block-style-variations.php';
179	require __DIR__ . '/block-supports/aria-label.php';
180	require __DIR__ . '/block-supports/block-visibility.php';
181
182	// Client-side media processing.
183	if ( gutenberg_is_experiment_enabled( 'gutenberg-media-processing' ) ) {
184	require_once __DIR__ . '/experimental/media/load.php';
185	}
186
187	// Interactivity API full-page client-side navigation.
188	if ( gutenberg_is_experiment_enabled( 'gutenberg-full-page-client-side-navigation' ) ) {
189	require __DIR__ . '/experimental/interactivity-api/class-gutenberg-interactivity-api-full-page-navigation.php';
190	Gutenberg_Interactivity_API_Full_Page_Navigation::instance();
191	}
192