gutenberg / lib / block-editor.php

block-editor.php in Gutenberg 10.6.0, at lib/block-editor.php

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1	<?php
2	/**
3	* Block Editor API.
4	*
5	* @package Gutenberg
6	* @subpackage Editor
7	* @since 10.5.0
8	*/
9
10	/**
11	* Returns the list of default categories for block types.
12	*
13	* This is a temporary solution until the Gutenberg plugin sets
14	* the required WordPress version to 5.8.
15	*
16	* @see https://core.trac.wordpress.org/ticket/52920
17	*
18	* @since 10.5.0.
19	*
20	* @return array[] Array of categories for block types.
21	*/
22	function gutenberg_get_default_block_categories() {
23	return array(
24	array(
25	'slug' => 'text',
26	'title' => _x( 'Text', 'block category', 'gutenberg' ),
27	'icon' => null,
28	),
29	array(
30	'slug' => 'media',
31	'title' => _x( 'Media', 'block category', 'gutenberg' ),
32	'icon' => null,
33	),
34	array(
35	'slug' => 'design',
36	'title' => _x( 'Design', 'block category', 'gutenberg' ),
37	'icon' => null,
38	),
39	array(
40	'slug' => 'widgets',
41	'title' => _x( 'Widgets', 'block category', 'gutenberg' ),
42	'icon' => null,
43	),
44	array(
45	'slug' => 'theme',
46	'title' => _x( 'Theme', 'block category', 'gutenberg' ),
47	'icon' => null,
48	),
49	array(
50	'slug' => 'embed',
51	'title' => _x( 'Embeds', 'block category', 'gutenberg' ),
52	'icon' => null,
53	),
54	array(
55	'slug' => 'reusable',
56	'title' => _x( 'Reusable Blocks', 'block category', 'gutenberg' ),
57	'icon' => null,
58	),
59	);
60	}
61
62	/**
63	* Returns all the categories for block types that will be shown in the block editor.
64	*
65	* This is a temporary solution until the Gutenberg plugin sets
66	* the required WordPress version to 5.8.
67	*
68	* @see https://core.trac.wordpress.org/ticket/52920
69	*
70	* @since 10.5.0
71	*
72	* @param string\|WP_Post $editor_name_or_post The name of the editor (e.g. 'post-editor')
73	* or the post object.
74	*
75	* @return array[] Array of categories for block types.
76	*/
77	function gutenberg_get_block_categories( $editor_name_or_post ) {
78	// Assume the post editor when the WP_Post object passed.
79	$editor_name = is_object( $editor_name_or_post ) ? 'post-editor' : $editor_name_or_post;
80	$default_categories = gutenberg_get_default_block_categories();
81
82	/**
83	* Filters the default array of categories for block types.
84	*
85	* @since 5.8.0
86	*
87	* @param array[] $default_categories Array of categories for block types.
88	*/
89	$block_categories = apply_filters( 'block_categories_all', $default_categories );
90	if ( 'post-editor' === $editor_name ) {
91	$post = is_object( $editor_name_or_post ) ? $editor_name_or_post : get_post();
92
93	/**
94	* Filters the default array of categories for block types.
95	*
96	* @since 5.0.0
97	* @deprecated 5.8.0 The hook transitioned to support also screens that don't contain the $post instance.
98	*
99	* @param array[] $block_categories Array of categories for block types.
100	* @param WP_Post $post Post being loaded.
101	*/
102	$block_categories = apply_filters_deprecated( 'block_categories', array( $block_categories, $post ), '5.8.0', 'block_categories_all' );
103	}
104
105	return $block_categories;
106	}
107
108	/**
109	* Gets the list of allowed block types to use in the block editor.
110	*
111	* This is a temporary solution until the Gutenberg plugin sets
112	* the required WordPress version to 5.8.
113	*
114	* @see https://core.trac.wordpress.org/ticket/52920
115	*
116	* @since 10.5.0
117	*
118	* @param string $editor_name The name of the editor (e.g. 'post-editor').
119	*
120	* @return bool\|array Array of block type slugs, or boolean to enable/disable all.
121	*/
122	function gutenberg_get_allowed_block_types( $editor_name ) {
123	$allowed_block_types = true;
124
125	/**
126	* Filters the allowed block types for the given editor, defaulting to true (all
127	* registered block types supported).
128	*
129	* @since 5.8.0
130	*
131	* @param bool\|array $allowed_block_types Array of block type slugs, or
132	* boolean to enable/disable all.
133	*/
134	$allowed_block_types = apply_filters( 'allowed_block_types_all', $allowed_block_types );
135	if ( 'post-editor' === $editor_name ) {
136	$post = get_post();
137
138	/**
139	* Filters the allowed block types for the editor, defaulting to true (all
140	* block types supported).
141	*
142	* @since 5.0.0
143	* @deprecated 5.8.0 The hook transitioned to support also screens that don't contain $post instance.
144	*
145	* @param bool\|array $allowed_block_types Array of block type slugs, or
146	* boolean to enable/disable all.
147	* @param WP_Post $post The post resource data.
148	*/
149	$allowed_block_types = apply_filters_deprecated( 'allowed_block_types', array( $allowed_block_types, $post ), '5.8.0', 'allowed_block_types_all' );
150	}
151
152	return $allowed_block_types;
153	}
154
155	/**
156	* Returns the default block editor settings.
157	*
158	* This is a temporary solution until the Gutenberg plugin sets
159	* the required WordPress version to 5.8.
160	*
161	* @see https://core.trac.wordpress.org/ticket/52920
162	*
163	* @since 10.5.0
164	*
165	* @return array The default block editor settings.
166	*/
167	function gutenberg_get_default_block_editor_settings() {
168	// Media settings.
169	$max_upload_size = wp_max_upload_size();
170	if ( ! $max_upload_size ) {
171	$max_upload_size = 0;
172	}
173
174	/** This filter is documented in wp-admin/includes/media.php */
175	$image_size_names = apply_filters(
176	'image_size_names_choose',
177	array(
178	'thumbnail' => __( 'Thumbnail', 'gutenberg' ),
179	'medium' => __( 'Medium', 'gutenberg' ),
180	'large' => __( 'Large', 'gutenberg' ),
181	'full' => __( 'Full Size', 'gutenberg' ),
182	)
183	);
184
185	$available_image_sizes = array();
186	foreach ( $image_size_names as $image_size_slug => $image_size_name ) {
187	$available_image_sizes[] = array(
188	'slug' => $image_size_slug,
189	'name' => $image_size_name,
190	);
191	}
192
193	$default_size = get_option( 'image_default_size', 'large' );
194	$image_default_size = in_array( $default_size, array_keys( $image_size_names ), true ) ? $default_size : 'large';
195
196	$image_dimensions = array();
197	$all_sizes = wp_get_registered_image_subsizes();
198	foreach ( $available_image_sizes as $size ) {
199	$key = $size['slug'];
200	if ( isset( $all_sizes[ $key ] ) ) {
201	$image_dimensions[ $key ] = $all_sizes[ $key ];
202	}
203	}
204
205	$editor_settings = array(
206	'__unstableEnableFullSiteEditingBlocks' => gutenberg_supports_block_templates(),
207	'alignWide' => get_theme_support( 'align-wide' ),
208	'allowedBlockTypes' => true,
209	'allowedMimeTypes' => get_allowed_mime_types(),
210	'blockCategories' => gutenberg_get_default_block_categories(),
211	'disableCustomColors' => get_theme_support( 'disable-custom-colors' ),
212	'disableCustomFontSizes' => get_theme_support( 'disable-custom-font-sizes' ),
213	'disableCustomGradients' => get_theme_support( 'disable-custom-gradients' ),
214	'enableCustomLineHeight' => get_theme_support( 'custom-line-height' ),
215	'enableCustomSpacing' => get_theme_support( 'custom-spacing' ),
216	'enableCustomUnits' => get_theme_support( 'custom-units' ),
217	'isRTL' => is_rtl(),
218	'imageDefaultSize' => $image_default_size,
219	'imageDimensions' => $image_dimensions,
220	'imageEditing' => true,
221	'imageSizes' => $available_image_sizes,
222	'maxUploadFileSize' => $max_upload_size,
223	);
224
225	// Theme settings.
226	$color_palette = current( (array) get_theme_support( 'editor-color-palette' ) );
227	if ( false !== $color_palette ) {
228	$editor_settings['colors'] = $color_palette;
229	}
230
231	$font_sizes = current( (array) get_theme_support( 'editor-font-sizes' ) );
232	if ( false !== $font_sizes ) {
233	$editor_settings['fontSizes'] = $font_sizes;
234	}
235
236	$gradient_presets = current( (array) get_theme_support( 'editor-gradient-presets' ) );
237	if ( false !== $gradient_presets ) {
238	$editor_settings['gradients'] = $gradient_presets;
239	}
240
241	return $editor_settings;
242	}
243
244	/**
245	* Returns the contextualized block editor settings settings for a selected editor type.
246	*
247	* This is a temporary solution until the Gutenberg plugin sets
248	* the required WordPress version to 5.8.
249	*
250	* @see https://core.trac.wordpress.org/ticket/52920
251	*
252	* @since 10.5.0
253	*
254	* @param string $editor_name The name of the editor (e.g. 'post-editor').
255	* @param array $custom_settings Optional custom settings to use with the editor type.
256	*
257	* @return array The contextualized block editor settings.
258	*/
259	function gutenberg_get_block_editor_settings( $editor_name, $custom_settings = array() ) {
260	$editor_settings = array_merge(
261	gutenberg_get_default_block_editor_settings( $editor_name ),
262	array(
263	'allowedBlockTypes' => gutenberg_get_allowed_block_types( $editor_name ),
264	'blockCategories' => gutenberg_get_block_categories( $editor_name ),
265	),
266	$custom_settings
267	);
268
269	/**
270	* Filters the settings to pass to the block editor for all editor types.
271	*
272	* @since 5.8.0
273	*
274	* @param array $editor_settings Default editor settings.
275	*/
276	$editor_settings = apply_filters( 'block_editor_settings_all', $editor_settings );
277	if ( 'post-editor' === $editor_name ) {
278	$post = get_post();
279
280	/**
281	* Filters the settings to pass to the block editor.
282	*
283	* @since 5.0.0
284	* @deprecated 5.8.0 The hook transitioned to support also screens that don't contain $post instance.
285	*
286	* @param array $editor_settings Default editor settings.
287	* @param WP_Post $post Post being edited.
288	*/
289	$editor_settings = apply_filters_deprecated( 'block_editor_settings', array( $editor_settings, $post ), '5.8.0', 'block_editor_settings_all' );
290	}
291
292	return $editor_settings;
293	}
294