gutenberg / lib / load.php

load.php in Gutenberg 16.5.1, 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	/**
18	* Checks whether the Gutenberg experiment is enabled.
19	*
20	* @since 6.7.0
21	*
22	* @param string $name The name of the experiment.
23	*
24	* @return bool True when the experiment is enabled.
25	*/
26	function gutenberg_is_experiment_enabled( $name ) {
27	$experiments = get_option( 'gutenberg-experiments' );
28	return ! empty( $experiments[ $name ] );
29	}
30
31	// These files only need to be loaded if within a rest server instance.
32	// which this class will exist if that is the case.
33	if ( class_exists( 'WP_REST_Controller' ) ) {
34	if ( ! class_exists( 'WP_REST_Block_Editor_Settings_Controller' ) ) {
35	require_once __DIR__ . '/experimental/class-wp-rest-block-editor-settings-controller.php';
36	}
37
38	// WordPress 6.2 compat.
39	require_once __DIR__ . '/compat/wordpress-6.2/class-gutenberg-rest-block-patterns-controller-6-2.php';
40	require_once __DIR__ . '/compat/wordpress-6.2/class-gutenberg-rest-block-pattern-categories-controller.php';
41	require_once __DIR__ . '/compat/wordpress-6.2/class-gutenberg-rest-pattern-directory-controller-6-2.php';
42	require_once __DIR__ . '/compat/wordpress-6.2/rest-api.php';
43	require_once __DIR__ . '/compat/wordpress-6.2/block-patterns.php';
44
45	// WordPress 6.3 compat.
46	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-block-patterns-controller-6-3.php';
47	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-templates-controller-6-3.php';
48	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-global-styles-revisions-controller-6-3.php';
49	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-classic-to-block-menu-converter.php';
50	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-navigation-fallback.php';
51	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-navigation-fallback-controller.php';
52	require_once __DIR__ . '/compat/wordpress-6.3/rest-api.php';
53	require_once __DIR__ . '/compat/wordpress-6.3/theme-previews.php';
54	require_once __DIR__ . '/compat/wordpress-6.3/navigation-block-preloading.php';
55	require_once __DIR__ . '/compat/wordpress-6.3/link-template.php';
56	require_once __DIR__ . '/compat/wordpress-6.3/block-patterns.php';
57	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-blocks-controller.php';
58	require_once __DIR__ . '/compat/wordpress-6.3/footnotes.php';
59
60	// WordPress 6.4 compat.
61	require_once __DIR__ . '/compat/wordpress-6.4/class-gutenberg-rest-global-styles-revisions-controller-6-4.php';
62	require_once __DIR__ . '/compat/wordpress-6.4/rest-api.php';
63
64	// Plugin specific code.
65	require_once __DIR__ . '/class-wp-rest-global-styles-controller-gutenberg.php';
66	require_once __DIR__ . '/rest-api.php';
67
68	// Experimental.
69	if ( ! class_exists( 'WP_Rest_Customizer_Nonces' ) ) {
70	require_once __DIR__ . '/experimental/class-wp-rest-customizer-nonces.php';
71	}
72	require_once __DIR__ . '/experimental/class-gutenberg-rest-template-revision-count.php';
73	if ( gutenberg_is_experiment_enabled( 'gutenberg-auto-inserting-blocks' ) ) {
74	require_once __DIR__ . '/experimental/class-gutenberg-rest-block-patterns-controller.php';
75	}
76	require_once __DIR__ . '/experimental/rest-api.php';
77	}
78
79	require __DIR__ . '/experimental/editor-settings.php';
80
81	// Gutenberg plugin compat.
82	require __DIR__ . '/compat/plugin/edit-site-routes-backwards-compat.php';
83
84	// WordPress 6.2 compat.
85	require __DIR__ . '/compat/wordpress-6.2/blocks.php';
86	require __DIR__ . '/compat/wordpress-6.2/script-loader.php';
87	require __DIR__ . '/compat/wordpress-6.2/block-template-utils.php';
88	require __DIR__ . '/compat/wordpress-6.2/get-global-styles-and-settings.php';
89	require __DIR__ . '/compat/wordpress-6.2/default-filters.php';
90	require __DIR__ . '/compat/wordpress-6.2/site-editor.php';
91	require __DIR__ . '/compat/wordpress-6.2/block-editor.php';
92	require __DIR__ . '/compat/wordpress-6.2/theme.php';
93	require __DIR__ . '/compat/wordpress-6.2/widgets.php';
94	require __DIR__ . '/compat/wordpress-6.2/menu.php';
95
96	if ( ! class_exists( 'WP_HTML_Tag_Processor' ) ) {
97	require __DIR__ . '/compat/wordpress-6.2/html-api/class-wp-html-attribute-token.php';
98	require __DIR__ . '/compat/wordpress-6.2/html-api/class-wp-html-span.php';
99	require __DIR__ . '/compat/wordpress-6.2/html-api/class-wp-html-text-replacement.php';
100	require __DIR__ . '/compat/wordpress-6.2/html-api/class-wp-html-tag-processor.php';
101	}
102
103	if ( ! class_exists( 'WP_HTML_Processor' ) ) {
104	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-active-formatting-elements.php';
105	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-open-elements.php';
106	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-processor-state.php';
107	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-token.php';
108	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-unsupported-exception.php';
109	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-processor.php';
110	}
111
112	// WordPress 6.3 compat.
113	require __DIR__ . '/compat/wordpress-6.3/get-global-styles-and-settings.php';
114	require __DIR__ . '/compat/wordpress-6.3/block-template-utils.php';
115	require __DIR__ . '/compat/wordpress-6.3/html-api/class-gutenberg-html-tag-processor-6-3.php';
116	require __DIR__ . '/compat/wordpress-6.3/script-loader.php';
117	require __DIR__ . '/compat/wordpress-6.3/blocks.php';
118	require __DIR__ . '/compat/wordpress-6.3/navigation-fallback.php';
119	require __DIR__ . '/compat/wordpress-6.3/block-editor-settings.php';
120	require_once __DIR__ . '/compat/wordpress-6.3/kses.php';
121
122	// WordPress 6.4 compat.
123	require __DIR__ . '/compat/wordpress-6.4/blocks.php';
124
125	// Experimental features.
126	require __DIR__ . '/experimental/block-editor-settings-mobile.php';
127	require __DIR__ . '/experimental/blocks.php';
128	require __DIR__ . '/experimental/navigation-theme-opt-in.php';
129	require __DIR__ . '/experimental/kses.php';
130	require __DIR__ . '/experimental/l10n.php';
131	require __DIR__ . '/experimental/synchronization.php';
132
133	if ( gutenberg_is_experiment_enabled( 'gutenberg-no-tinymce' ) ) {
134	require __DIR__ . '/experimental/disable-tinymce.php';
135	}
136
137	if ( gutenberg_is_experiment_enabled( 'gutenberg-auto-inserting-blocks' ) ) {
138	require __DIR__ . '/experimental/auto-inserting-blocks.php';
139	}
140	require __DIR__ . '/experimental/interactivity-api/class-wp-interactivity-store.php';
141	require __DIR__ . '/experimental/interactivity-api/store.php';
142	require __DIR__ . '/experimental/interactivity-api/scripts.php';
143	require __DIR__ . '/experimental/interactivity-api/class-wp-directive-processor.php';
144	require __DIR__ . '/experimental/interactivity-api/class-wp-directive-context.php';
145	require __DIR__ . '/experimental/interactivity-api/directive-processing.php';
146	require __DIR__ . '/experimental/interactivity-api/directives/wp-bind.php';
147	require __DIR__ . '/experimental/interactivity-api/directives/wp-context.php';
148	require __DIR__ . '/experimental/interactivity-api/directives/wp-class.php';
149	require __DIR__ . '/experimental/interactivity-api/directives/wp-style.php';
150	require __DIR__ . '/experimental/interactivity-api/directives/wp-text.php';
151
152	// Fonts API / Font Face.
153	remove_action( 'plugins_loaded', '_wp_theme_json_webfonts_handler' ); // Turns off WordPress 6.0's stopgap handler.
154
155	/*
156	* If the Fonts Library is available, load the Font Face files, else load the Fonts API.
157	* This strategy is temporary until the Fonts Library is merged. It's used here to allow
158	* the Font Face (redesigned Fonts API) to be merged before the Fonts Library while
159	* keeping Fonts API available for sites that are using it.
160	*/
161	if ( defined( 'FONTS_LIBRARY_ENABLE' ) && FONTS_LIBRARY_ENABLE ) {
162	// Loads the Fonts Library.
163	require __DIR__ . '/experimental/fonts-library/class-wp-fonts-library.php';
164	require __DIR__ . '/experimental/fonts-library/class-wp-font-family-utils.php';
165	require __DIR__ . '/experimental/fonts-library/class-wp-font-family.php';
166	require __DIR__ . '/experimental/fonts-library/class-wp-rest-fonts-library-controller.php';
167	require __DIR__ . '/experimental/fonts-library/fonts-library.php';
168
169	if ( ! class_exists( 'WP_Font_Face' ) ) {
170	require __DIR__ . '/experimental/fonts/class-wp-font-face.php';
171	require __DIR__ . '/experimental/fonts/class-wp-font-face-resolver.php';
172	require __DIR__ . '/experimental/fonts/fonts.php';
173
174	// Load the BC Layer. Do no backport to WP Core.
175	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-fonts-provider.php';
176	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-fonts-utils.php';
177	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-fonts.php';
178	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-fonts-provider-local.php';
179	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-fonts-resolver.php';
180	require __DIR__ . '/experimental/fonts/bc-layer/class-gutenberg-fonts-api-bc-layer.php';
181	require __DIR__ . '/experimental/fonts/bc-layer/webfonts-deprecations.php';
182	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-webfonts-utils.php';
183	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-webfonts-provider.php';
184	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-webfonts-provider-local.php';
185	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-webfonts.php';
186	require __DIR__ . '/experimental/fonts/bc-layer/class-wp-web-fonts.php';
187	}
188	} elseif ( ! class_exists( 'WP_Fonts' ) ) {
189	// Fonts API files.
190	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-provider.php';
191	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-utils.php';
192	require __DIR__ . '/experimental/fonts-api/class-wp-fonts.php';
193	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-provider-local.php';
194	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-resolver.php';
195	require __DIR__ . '/experimental/fonts-api/fonts-api.php';
196
197	// BC Layer files, which will not be backported to WP Core.
198	require __DIR__ . '/experimental/fonts-api/bc-layer/class-gutenberg-fonts-api-bc-layer.php';
199	require __DIR__ . '/experimental/fonts-api/bc-layer/webfonts-deprecations.php';
200	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts-utils.php';
201	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts-provider.php';
202	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts-provider-local.php';
203	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts.php';
204	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-web-fonts.php';
205	}
206
207	// Plugin specific code.
208	require __DIR__ . '/script-loader.php';
209	require __DIR__ . '/global-styles-and-settings.php';
210	require __DIR__ . '/class-wp-theme-json-data-gutenberg.php';
211	require __DIR__ . '/class-wp-theme-json-gutenberg.php';
212	require __DIR__ . '/class-wp-theme-json-resolver-gutenberg.php';
213	require __DIR__ . '/class-wp-duotone-gutenberg.php';
214	require __DIR__ . '/blocks.php';
215	require __DIR__ . '/block-editor-settings.php';
216	require __DIR__ . '/client-assets.php';
217	require __DIR__ . '/demo.php';
218	require __DIR__ . '/experiments-page.php';
219
220	// Copied package PHP files.
221	if ( is_dir( __DIR__ . '/../build/style-engine' ) ) {
222	require_once __DIR__ . '/../build/style-engine/style-engine-gutenberg.php';
223	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-gutenberg.php';
224	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-css-declarations-gutenberg.php';
225	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-css-rule-gutenberg.php';
226	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-css-rules-store-gutenberg.php';
227	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-processor-gutenberg.php';
228	}
229
230	// Block supports overrides.
231	require __DIR__ . '/block-supports/settings.php';
232	require __DIR__ . '/block-supports/elements.php';
233	require __DIR__ . '/block-supports/colors.php';
234	require __DIR__ . '/block-supports/typography.php';
235	require __DIR__ . '/block-supports/border.php';
236	require __DIR__ . '/block-supports/layout.php';
237	require __DIR__ . '/block-supports/position.php';
238	require __DIR__ . '/block-supports/spacing.php';
239	require __DIR__ . '/block-supports/dimensions.php';
240	require __DIR__ . '/block-supports/duotone.php';
241	require __DIR__ . '/block-supports/shadow.php';
242	require __DIR__ . '/block-supports/behaviors.php';
243