gutenberg / lib / full-site-editing.php

full-site-editing.php in Gutenberg 9.6.2, at lib/full-site-editing.php

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1	<?php
2	/**
3	* Full Site Editing Utils
4	*
5	* @package gutenberg
6	*/
7
8	/**
9	* Returns whether the current theme is an FSE theme or not.
10	*
11	* @return boolean Whether the current theme is an FSE theme or not.
12	*/
13	function gutenberg_is_fse_theme() {
14	return is_readable( get_stylesheet_directory() . '/block-templates/index.html' );
15	}
16
17	/**
18	* Show a notice when a Full Site Editing theme is used.
19	*/
20	function gutenberg_full_site_editing_notice() {
21	if ( ! gutenberg_is_fse_theme() ) {
22	return;
23	}
24	?>
25	<div class="notice notice-warning">
26	<p><?php _e( 'You\'re using an experimental Full Site Editing theme. Full Site Editing is an experimental feature and potential API changes are to be expected!', 'gutenberg' ); ?></p>
27	</div>
28	<?php
29	}
30	add_action( 'admin_notices', 'gutenberg_full_site_editing_notice' );
31
32	/**
33	* Removes legacy pages from FSE themes.
34	*/
35	function gutenberg_remove_legacy_pages() {
36	if ( ! gutenberg_is_fse_theme() ) {
37	return;
38	}
39
40	global $submenu;
41	if ( isset( $submenu['themes.php'] ) ) {
42	$indexes_to_remove = array();
43	foreach ( $submenu['themes.php'] as $index => $menu_item ) {
44	if (
45	false !== strpos( $menu_item[2], 'customize.php' ) \|\|
46	false !== strpos( $menu_item[2], 'gutenberg-widgets' )
47	) {
48	$indexes_to_remove[] = $index;
49	}
50	}
51
52	foreach ( $indexes_to_remove as $index ) {
53	unset( $submenu['themes.php'][ $index ] );
54	}
55	}
56	}
57
58	add_action( 'admin_menu', 'gutenberg_remove_legacy_pages' );
59
60	/**
61	* Removes legacy adminbar items from FSE themes.
62	*
63	* @param WP_Admin_Bar $wp_admin_bar The admin-bar instance.
64	*/
65	function gutenberg_adminbar_items( $wp_admin_bar ) {
66
67	// Early exit if not an FSE theme.
68	if ( ! gutenberg_is_fse_theme() ) {
69	return;
70	}
71
72	// Remove customizer link.
73	$wp_admin_bar->remove_node( 'customize' );
74	$wp_admin_bar->remove_node( 'customize-background' );
75	$wp_admin_bar->remove_node( 'customize-header' );
76	$wp_admin_bar->remove_node( 'widgets' );
77
78	// Add site-editor link.
79	if ( ! is_admin() && current_user_can( 'edit_theme_options' ) ) {
80	$wp_admin_bar->add_node(
81	array(
82	'id' => 'site-editor',
83	'title' => __( 'Edit site', 'gutenberg' ),
84	'href' => admin_url( 'admin.php?page=gutenberg-edit-site' ),
85	)
86	);
87	}
88	}
89
90	add_action( 'admin_bar_menu', 'gutenberg_adminbar_items', 50 );
91
92	/**
93	* Activates the 'menu_order' filter and then hooks into 'menu_order'
94	*/
95	add_filter( 'custom_menu_order', '__return_true' );
96	add_filter( 'menu_order', 'gutenberg_menu_order' );
97
98	/**
99	* Filters WordPress default menu order
100	*
101	* @param array $menu_order Menu Order.
102	*/
103	function gutenberg_menu_order( $menu_order ) {
104	if ( ! gutenberg_is_fse_theme() ) {
105	return $menu_order;
106	}
107
108	$new_positions = array(
109	// Position the site editor before the appearnce menu.
110	'gutenberg-edit-site' => array_search( 'themes.php', $menu_order, true ),
111	);
112
113	// Traverse through the new positions and move
114	// the items if found in the original menu_positions.
115	foreach ( $new_positions as $value => $new_index ) {
116	$current_index = array_search( $value, $menu_order, true );
117	if ( $current_index ) {
118	$out = array_splice( $menu_order, $current_index, 1 );
119	array_splice( $menu_order, $new_index, 0, $out );
120	}
121	}
122	return $menu_order;
123	}
124