gutenberg / lib / script-loader.php

script-loader.php in Gutenberg 18.3.0, at lib/script-loader.php

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1	<?php
2	/**
3	* Overrides the script-loader.php file.
4	*
5	* @package gutenberg
6	*/
7
8	// Remove core actions to override.
9	remove_action( 'wp_enqueue_scripts', 'wp_enqueue_global_styles' );
10	remove_action( 'wp_footer', 'wp_enqueue_global_styles', 1 );
11
12	/**
13	* Enqueues the global styles defined via theme.json.
14	*
15	* Copy of the core `wp_enqueue_global_styles`. Uses helper methods bundled with the plugin.
16	*
17	* @return void
18	*/
19	function gutenberg_enqueue_global_styles() {
20	$separate_assets = wp_should_load_separate_core_block_assets();
21	$is_block_theme = wp_is_block_theme();
22	$is_classic_theme = ! $is_block_theme;
23
24	/*
25	* Global styles should be printed in the head when loading all styles combined.
26	* The footer should only be used to print global styles for classic themes with separate core assets enabled.
27	*
28	* See https://core.trac.wordpress.org/ticket/53494.
29	*/
30	if (
31	( $is_block_theme && doing_action( 'wp_footer' ) ) \|\|
32	( $is_classic_theme && doing_action( 'wp_footer' ) && ! $separate_assets ) \|\|
33	( $is_classic_theme && doing_action( 'wp_enqueue_scripts' ) && $separate_assets )
34	) {
35	return;
36	}
37
38	/*
39	* If loading the CSS for each block separately, then load the theme.json CSS conditionally.
40	* This removes the CSS from the global-styles stylesheet and adds it to the inline CSS for each block.
41	* This filter must be registered before calling wp_get_global_stylesheet();
42	*/
43	add_filter( 'wp_theme_json_get_style_nodes', 'wp_filter_out_block_nodes' );
44
45	$stylesheet = gutenberg_get_global_stylesheet();
46	if ( empty( $stylesheet ) ) {
47	return;
48	}
49
50	wp_register_style( 'global-styles', false );
51	wp_add_inline_style( 'global-styles', $stylesheet );
52	wp_enqueue_style( 'global-styles' );
53
54	// Add each block as an inline css.
55	gutenberg_add_global_styles_for_blocks();
56
57	/*
58	* Add the custom CSS for the global styles.
59	* Before that, dequeue the Customizer's custom CSS
60	* and add it before the global styles custom CSS.
61	* Don't enqueue Customizer's custom CSS separately.
62	*/
63	remove_action( 'wp_head', 'wp_custom_css_cb', 101 );
64
65	$custom_css = wp_get_custom_css();
66
67	if ( ! wp_should_load_separate_core_block_assets() ) {
68	/*
69	* If loading all block assets together, add both
70	* the base and block custom CSS at once. Else load
71	* the base custom CSS only, and the block custom CSS
72	* will be added to the inline CSS for each block in
73	* gutenberg_add_global_styles_block_custom_css().
74	*/
75	$custom_css .= gutenberg_get_global_styles_custom_css();
76	} else {
77	$custom_css .= gutenberg_get_global_styles_base_custom_css();
78	}
79
80	if ( ! empty( $custom_css ) ) {
81	wp_add_inline_style( 'global-styles', $custom_css );
82	}
83
84	gutenberg_add_global_styles_block_custom_css();
85	}
86	add_action( 'wp_enqueue_scripts', 'gutenberg_enqueue_global_styles' );
87	add_action( 'wp_footer', 'gutenberg_enqueue_global_styles', 1 );
88
89	/**
90	* Enqueues the global styles custom css.
91	*
92	* @since 6.2.0
93	*/
94	function gutenberg_enqueue_global_styles_custom_css() {
95	_deprecated_function( __FUNCTION__, 'Gutenberg 17.8.0', 'gutenberg_enqueue_global_styles' );
96	if ( ! wp_is_block_theme() ) {
97	return;
98	}
99
100	// Don't enqueue Customizer's custom CSS separately.
101	remove_action( 'wp_head', 'wp_custom_css_cb', 101 );
102
103	$custom_css = wp_get_custom_css();
104	$custom_css .= gutenberg_get_global_styles_custom_css();
105
106	if ( ! empty( $custom_css ) ) {
107	wp_add_inline_style( 'global-styles', $custom_css );
108	}
109	}
110
111	/**
112	* Function that enqueues the CSS Custom Properties coming from theme.json.
113	*
114	* @since 5.9.0
115	*/
116	function gutenberg_enqueue_global_styles_css_custom_properties() {
117	wp_register_style( 'global-styles-css-custom-properties', false );
118	wp_add_inline_style( 'global-styles-css-custom-properties', gutenberg_get_global_stylesheet( array( 'variables' ) ) );
119	wp_enqueue_style( 'global-styles-css-custom-properties' );
120	}
121	remove_action( 'enqueue_block_editor_assets', 'wp_enqueue_global_styles_css_custom_properties' );
122	add_action( 'enqueue_block_editor_assets', 'gutenberg_enqueue_global_styles_css_custom_properties' );
123