gutenberg / lib / full-site-editing / edit-site-page.php

edit-site-page.php in Gutenberg 12.6.0, at lib/full-site-editing/edit-site-page.php

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1	<?php
2	/**
3	* Bootstrapping the Gutenberg Edit Site Page.
4	*
5	* @package gutenberg
6	*/
7
8	/**
9	* The main entry point for the Gutenberg Edit Site Page.
10	*
11	* @since 7.2.0
12	*/
13	function gutenberg_edit_site_page() {
14	?>
15	<div
16	id="edit-site-editor"
17	class="edit-site"
18	>
19	</div>
20	<?php
21	}
22
23	/**
24	* Checks whether the provided page is one of allowed Site Editor pages.
25	*
26	* @param string $page Page to check.
27	*
28	* @return bool True for Site Editor pages, false otherwise.
29	*/
30	function gutenberg_is_edit_site_page( $page ) {
31	return 'appearance_page_gutenberg-edit-site' === $page;
32	}
33
34	/**
35	* Checks whether the provided page is the templates list page.
36	*
37	* @return bool True for Site Editor pages, false otherwise.
38	*/
39	function gutenberg_is_edit_site_list_page() {
40	return isset( $_GET['postType'] ) && ! isset( $_GET['postId'] );
41	}
42
43	/**
44	* Load editor styles (this is copied from edit-form-blocks.php).
45	* Ideally the code is extracted into a reusable function.
46	*
47	* @return array Editor Styles Setting.
48	*/
49	function gutenberg_get_editor_styles() {
50	global $editor_styles;
51
52	// Ideally the code is extracted into a reusable function.
53	$styles = array();
54
55	if ( $editor_styles && current_theme_supports( 'editor-styles' ) ) {
56	foreach ( $editor_styles as $style ) {
57	if ( preg_match( '~^(https?:)?//~', $style ) ) {
58	$response = wp_remote_get( $style );
59	if ( ! is_wp_error( $response ) ) {
60	$styles[] = array(
61	'css' => wp_remote_retrieve_body( $response ),
62	);
63	}
64	} else {
65	$file = get_theme_file_path( $style );
66	if ( is_file( $file ) ) {
67	$styles[] = array(
68	'css' => file_get_contents( $file ),
69	'baseURL' => get_theme_file_uri( $style ),
70	);
71	}
72	}
73	}
74	}
75
76	return $styles;
77	}
78
79	/**
80	* Initialize the Gutenberg Site Editor.
81	*
82	* @since 7.2.0
83	*
84	* @param string $hook Page.
85	*/
86	function gutenberg_edit_site_init( $hook ) {
87	global $current_screen, $post, $editor_styles;
88
89	if ( ! gutenberg_is_edit_site_page( $hook ) ) {
90	return;
91	}
92
93	if ( gutenberg_is_edit_site_list_page() ) {
94	$post_type = get_post_type_object( $_GET['postType'] );
95
96	if ( ! $post_type ) {
97	wp_die( __( 'Invalid post type.', 'gutenberg' ) );
98	}
99	}
100
101	// Default to is-fullscreen-mode to avoid rendering wp-admin navigation menu while loading and
102	// having jumps in the UI.
103	add_filter(
104	'admin_body_class',
105	static function( $classes ) {
106	return "$classes is-fullscreen-mode";
107	}
108	);
109
110	$indexed_template_types = array();
111	foreach ( get_default_block_template_types() as $slug => $template_type ) {
112	$template_type['slug'] = (string) $slug;
113	$indexed_template_types[] = $template_type;
114	}
115
116	$custom_settings = array(
117	'siteUrl' => site_url(),
118	'postsPerPage' => get_option( 'posts_per_page' ),
119	'styles' => gutenberg_get_editor_styles(),
120	'defaultTemplateTypes' => $indexed_template_types,
121	'defaultTemplatePartAreas' => get_allowed_block_template_part_areas(),
122	'__experimentalBlockPatterns' => WP_Block_Patterns_Registry::get_instance()->get_all_registered(),
123	'__experimentalBlockPatternCategories' => WP_Block_Pattern_Categories_Registry::get_instance()->get_all_registered(),
124	);
125
126	/**
127	* Make the WP Screen object aware that this is a block editor page.
128	* Since custom blocks check whether the screen is_block_editor,
129	* this is required for custom blocks to be loaded.
130	* See wp_enqueue_registered_block_scripts_and_styles in wp-includes/script-loader.php
131	*/
132	$current_screen->is_block_editor( true );
133
134	$site_editor_context = new WP_Block_Editor_Context();
135	$settings = get_block_editor_settings( $custom_settings, $site_editor_context );
136	$active_global_styles_id = WP_Theme_JSON_Resolver_Gutenberg::get_user_global_styles_post_id();
137	$active_theme = wp_get_theme()->get_stylesheet();
138	gutenberg_initialize_editor(
139	'edit_site_editor',
140	'edit-site',
141	array(
142	'preload_paths' => array_merge(
143	array(
144	array( '/wp/v2/media', 'OPTIONS' ),
145	'/',
146	'/wp/v2/types?context=edit',
147	'/wp/v2/types/wp_template?context=edit',
148	'/wp/v2/types/wp_template-part?context=edit',
149	'/wp/v2/taxonomies?context=edit',
150	'/wp/v2/pages?context=edit',
151	'/wp/v2/categories?context=edit',
152	'/wp/v2/posts?context=edit',
153	'/wp/v2/tags?context=edit',
154	'/wp/v2/templates?context=edit&per_page=-1',
155	'/wp/v2/template-parts?context=edit&per_page=-1',
156	'/wp/v2/settings',
157	'/wp/v2/themes?context=edit&status=active',
158	'/wp/v2/global-styles/' . $active_global_styles_id . '?context=edit',
159	'/wp/v2/global-styles/' . $active_global_styles_id,
160	'/wp/v2/global-styles/themes/' . $active_theme,
161	)
162	),
163	'initializer_name' => 'initializeEditor',
164	'editor_settings' => $settings,
165	)
166	);
167
168	wp_add_inline_script(
169	'wp-blocks',
170	sprintf( 'wp.blocks.setCategories( %s );', wp_json_encode( get_block_categories( $post ) ) ),
171	'after'
172	);
173
174	wp_enqueue_script( 'wp-edit-site' );
175	wp_enqueue_script( 'wp-format-library' );
176	wp_enqueue_style( 'wp-edit-site' );
177	wp_enqueue_style( 'wp-format-library' );
178	wp_enqueue_media();
179
180	if (
181	current_theme_supports( 'wp-block-styles' ) \|\|
182	( ! is_array( $editor_styles ) \|\| count( $editor_styles ) === 0 )
183	) {
184	wp_enqueue_style( 'wp-block-library-theme' );
185	}
186
187	/**
188	* Fires after block assets have been enqueued for the editing interface.
189	*
190	* Call `add_action` on any hook before 'admin_enqueue_scripts'.
191	*
192	* In the function call you supply, simply use `wp_enqueue_script` and
193	* `wp_enqueue_style` to add your functionality to the block editor.
194	*
195	* @since 5.0.0
196	*/
197
198	do_action( 'enqueue_block_editor_assets' );
199
200	}
201	add_action( 'admin_enqueue_scripts', 'gutenberg_edit_site_init' );
202
203	/**
204	* Register a core site setting for front page information.
205	*/
206	function register_site_editor_homepage_settings() {
207	register_setting(
208	'reading',
209	'show_on_front',
210	array(
211	'show_in_rest' => true,
212	'type' => 'string',
213	'description' => __( 'What to show on the front page', 'gutenberg' ),
214	)
215	);
216
217	register_setting(
218	'reading',
219	'page_on_front',
220	array(
221	'show_in_rest' => true,
222	'type' => 'number',
223	'description' => __( 'The ID of the page that should be displayed on the front page', 'gutenberg' ),
224	)
225	);
226
227	register_setting(
228	'reading',
229	'page_for_posts',
230	array(
231	'show_in_rest' => true,
232	'type' => 'number',
233	'description' => __( 'The ID of the page that should display the latest posts', 'gutenberg' ),
234	)
235	);
236	}
237	add_action( 'init', 'register_site_editor_homepage_settings', 10 );
238
239	/**
240	* Tells the script loader to load the scripts and styles of custom block on site editor screen.
241	*
242	* @param bool $is_block_editor_screen Current decision about loading block assets.
243	* @return bool Filtered decision about loading block assets.
244	*/
245	function gutenberg_site_editor_load_block_editor_scripts_and_styles( $is_block_editor_screen ) {
246	return ( is_callable( 'get_current_screen' ) && get_current_screen() && 'appearance_page_gutenberg-edit-site' === get_current_screen()->base )
247	? true
248	: $is_block_editor_screen;
249	}
250	add_filter( 'should_load_block_editor_scripts_and_styles', 'gutenberg_site_editor_load_block_editor_scripts_and_styles' );
251