gutenberg / lib / load.php

load.php in Gutenberg 16.8.1, 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 6.3 compat.
39	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-block-patterns-controller-6-3.php';
40	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-templates-controller-6-3.php';
41	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-global-styles-revisions-controller-6-3.php';
42	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-classic-to-block-menu-converter.php';
43	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-navigation-fallback.php';
44	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-navigation-fallback-controller.php';
45	require_once __DIR__ . '/compat/wordpress-6.3/rest-api.php';
46	require_once __DIR__ . '/compat/wordpress-6.3/theme-previews.php';
47	require_once __DIR__ . '/compat/wordpress-6.3/navigation-block-preloading.php';
48	require_once __DIR__ . '/compat/wordpress-6.3/link-template.php';
49	require_once __DIR__ . '/compat/wordpress-6.3/block-patterns.php';
50	require_once __DIR__ . '/compat/wordpress-6.3/class-gutenberg-rest-blocks-controller.php';
51	require_once __DIR__ . '/compat/wordpress-6.3/footnotes.php';
52
53	// WordPress 6.4 compat.
54	require_once __DIR__ . '/compat/wordpress-6.4/class-gutenberg-rest-global-styles-revisions-controller-6-4.php';
55	require_once __DIR__ . '/compat/wordpress-6.4/class-gutenberg-rest-block-patterns-controller.php';
56	require_once __DIR__ . '/compat/wordpress-6.4/rest-api.php';
57	require_once __DIR__ . '/compat/wordpress-6.4/theme-previews.php';
58
59	// Plugin specific code.
60	require_once __DIR__ . '/class-wp-rest-global-styles-controller-gutenberg.php';
61	require_once __DIR__ . '/rest-api.php';
62
63	// Experimental.
64	if ( ! class_exists( 'WP_Rest_Customizer_Nonces' ) ) {
65	require_once __DIR__ . '/experimental/class-wp-rest-customizer-nonces.php';
66	}
67	require_once __DIR__ . '/experimental/class-gutenberg-rest-template-revision-count.php';
68	require_once __DIR__ . '/experimental/rest-api.php';
69	}
70
71	require __DIR__ . '/experimental/editor-settings.php';
72
73	// Gutenberg plugin compat.
74	require __DIR__ . '/compat/plugin/edit-site-routes-backwards-compat.php';
75	require __DIR__ . '/compat/plugin/footnotes.php';
76
77	if ( ! class_exists( 'WP_HTML_Processor' ) ) {
78	require __DIR__ . '/compat/wordpress-6.4/html-api/class-gutenberg-html-tag-processor-6-4.php';
79	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-active-formatting-elements.php';
80	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-open-elements.php';
81	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-processor-state.php';
82	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-token.php';
83	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-unsupported-exception.php';
84	require __DIR__ . '/compat/wordpress-6.4/html-api/class-wp-html-processor.php';
85	}
86
87	// WordPress 6.3 compat.
88	require __DIR__ . '/compat/wordpress-6.3/get-global-styles-and-settings.php';
89	require __DIR__ . '/compat/wordpress-6.3/block-template-utils.php';
90	require __DIR__ . '/compat/wordpress-6.3/html-api/class-gutenberg-html-tag-processor-6-3.php';
91	require __DIR__ . '/compat/wordpress-6.3/script-loader.php';
92	require __DIR__ . '/compat/wordpress-6.3/blocks.php';
93	require __DIR__ . '/compat/wordpress-6.3/navigation-fallback.php';
94	require __DIR__ . '/compat/wordpress-6.3/block-editor-settings.php';
95	require_once __DIR__ . '/compat/wordpress-6.3/kses.php';
96
97	// WordPress 6.4 compat.
98	require __DIR__ . '/compat/wordpress-6.4/blocks.php';
99	require __DIR__ . '/compat/wordpress-6.4/block-hooks.php';
100	require __DIR__ . '/compat/wordpress-6.4/block-patterns.php';
101	require __DIR__ . '/compat/wordpress-6.4/script-loader.php';
102	require __DIR__ . '/compat/wordpress-6.4/kses.php';
103
104	// Experimental features.
105	require __DIR__ . '/experimental/block-editor-settings-mobile.php';
106	require __DIR__ . '/experimental/blocks.php';
107	require __DIR__ . '/experimental/navigation-theme-opt-in.php';
108	require __DIR__ . '/experimental/kses.php';
109	require __DIR__ . '/experimental/l10n.php';
110	require __DIR__ . '/experimental/synchronization.php';
111
112	if ( gutenberg_is_experiment_enabled( 'gutenberg-no-tinymce' ) ) {
113	require __DIR__ . '/experimental/disable-tinymce.php';
114	}
115
116	require __DIR__ . '/experimental/interactivity-api/class-wp-interactivity-store.php';
117	require __DIR__ . '/experimental/interactivity-api/store.php';
118	require __DIR__ . '/experimental/interactivity-api/scripts.php';
119	require __DIR__ . '/experimental/interactivity-api/class-wp-directive-processor.php';
120	require __DIR__ . '/experimental/interactivity-api/class-wp-directive-context.php';
121	require __DIR__ . '/experimental/interactivity-api/directive-processing.php';
122	require __DIR__ . '/experimental/interactivity-api/directives/wp-bind.php';
123	require __DIR__ . '/experimental/interactivity-api/directives/wp-context.php';
124	require __DIR__ . '/experimental/interactivity-api/directives/wp-class.php';
125	require __DIR__ . '/experimental/interactivity-api/directives/wp-style.php';
126	require __DIR__ . '/experimental/interactivity-api/directives/wp-text.php';
127
128	// Fonts API / Font Face.
129	remove_action( 'plugins_loaded', '_wp_theme_json_webfonts_handler' ); // Turns off WordPress 6.0's stopgap handler.
130
131	/*
132	* If the Font Library is available, load the Font Face files, else load the Fonts API.
133	* This strategy is temporary until the Font Library is merged. It's used here to allow
134	* the Font Face (redesigned Fonts API) to be merged before the Font Library while
135	* keeping Fonts API available for sites that are using it.
136	*/
137	if (
138	! defined( 'FONT_LIBRARY_DISABLED' ) \|\| ! FONT_LIBRARY_DISABLED
139	) {
140	// Loads the Font Library.
141	if ( ! class_exists( 'WP_Font_Library' ) ) {
142	require __DIR__ . '/experimental/fonts/font-library/class-wp-font-collection.php';
143	require __DIR__ . '/experimental/fonts/font-library/class-wp-font-library.php';
144	require __DIR__ . '/experimental/fonts/font-library/class-wp-font-family-utils.php';
145	require __DIR__ . '/experimental/fonts/font-library/class-wp-font-family.php';
146	require __DIR__ . '/experimental/fonts/font-library/class-wp-rest-font-library-controller.php';
147	require __DIR__ . '/experimental/fonts/font-library/font-library.php';
148	}
149
150	// Load the Font Face.
151	if ( ! class_exists( 'WP_Font_Face' ) ) {
152	require __DIR__ . '/compat/wordpress-6.4/fonts/font-face/class-wp-font-face.php';
153	require __DIR__ . '/compat/wordpress-6.4/fonts/font-face/class-wp-font-face-resolver.php';
154	}
155
156	/*
157	* As _gutenberg_get_iframed_editor_assets_6_4() overrides Core's _wp_get_iframed_editor_assets(),
158	* load this file to ensure wp_print_font_faces() is invoked to load the styles into the
159	* iframed editor.
160	*/
161	require __DIR__ . '/compat/wordpress-6.4/fonts/fonts.php';
162
163	// Load the BC Layer to avoid fatal errors of extenders using the Fonts API.
164	// @core-merge: do not merge the BC layer files into WordPress Core.
165	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-fonts-provider.php';
166	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-fonts-utils.php';
167	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-fonts.php';
168	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-fonts-provider-local.php';
169	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-fonts-resolver.php';
170	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-gutenberg-fonts-api-bc-layer.php';
171	require __DIR__ . '/experimental/fonts/font-face/bc-layer/webfonts-deprecations.php';
172	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-webfonts-utils.php';
173	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-webfonts-provider.php';
174	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-webfonts-provider-local.php';
175	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-webfonts.php';
176	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-web-fonts.php';
177	} elseif ( ! class_exists( 'WP_Fonts' ) ) {
178
179	// Disables the Font Library.
180	// @core-merge: this should not go to core.
181	add_action(
182	'enqueue_block_editor_assets',
183	function () {
184	wp_add_inline_script( 'wp-block-editor', 'window.__experimentalDisableFontLibrary = true', 'before' );
185	}
186	);
187
188	// Turns off Font Face hooks in Core.
189	// @since 6.4.0.
190	remove_action( 'wp_head', 'wp_print_font_faces', 50 );
191	remove_action( 'admin_print_styles', 'wp_print_font_faces', 50 );
192
193	// Fonts API files.
194	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-provider.php';
195	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-utils.php';
196	require __DIR__ . '/experimental/fonts-api/class-wp-fonts.php';
197	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-provider-local.php';
198	require __DIR__ . '/experimental/fonts-api/class-wp-fonts-resolver.php';
199	require __DIR__ . '/experimental/fonts-api/fonts-api.php';
200
201	// BC Layer files, which will not be backported to WP Core.
202	require __DIR__ . '/experimental/fonts-api/bc-layer/class-gutenberg-fonts-api-bc-layer.php';
203	require __DIR__ . '/experimental/fonts-api/bc-layer/webfonts-deprecations.php';
204	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts-utils.php';
205	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts-provider.php';
206	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts-provider-local.php';
207	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-webfonts.php';
208	require __DIR__ . '/experimental/fonts-api/bc-layer/class-wp-web-fonts.php';
209	}
210
211	// Plugin specific code.
212	require __DIR__ . '/script-loader.php';
213	require __DIR__ . '/global-styles-and-settings.php';
214	require __DIR__ . '/class-wp-theme-json-data-gutenberg.php';
215	require __DIR__ . '/class-wp-theme-json-gutenberg.php';
216	require __DIR__ . '/class-wp-theme-json-schema-gutenberg.php';
217	require __DIR__ . '/class-wp-theme-json-resolver-gutenberg.php';
218	require __DIR__ . '/class-wp-duotone-gutenberg.php';
219	require __DIR__ . '/blocks.php';
220	require __DIR__ . '/block-editor-settings.php';
221	require __DIR__ . '/client-assets.php';
222	require __DIR__ . '/demo.php';
223	require __DIR__ . '/experiments-page.php';
224
225	// Copied package PHP files.
226	if ( is_dir( __DIR__ . '/../build/style-engine' ) ) {
227	require_once __DIR__ . '/../build/style-engine/style-engine-gutenberg.php';
228	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-gutenberg.php';
229	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-css-declarations-gutenberg.php';
230	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-css-rule-gutenberg.php';
231	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-css-rules-store-gutenberg.php';
232	require_once __DIR__ . '/../build/style-engine/class-wp-style-engine-processor-gutenberg.php';
233	}
234
235	// Block supports overrides.
236	require __DIR__ . '/block-supports/settings.php';
237	require __DIR__ . '/block-supports/elements.php';
238	require __DIR__ . '/block-supports/colors.php';
239	require __DIR__ . '/block-supports/typography.php';
240	require __DIR__ . '/block-supports/border.php';
241	require __DIR__ . '/block-supports/layout.php';
242	require __DIR__ . '/block-supports/position.php';
243	require __DIR__ . '/block-supports/spacing.php';
244	require __DIR__ . '/block-supports/dimensions.php';
245	require __DIR__ . '/block-supports/duotone.php';
246	require __DIR__ . '/block-supports/shadow.php';
247	require __DIR__ . '/block-supports/background.php';
248