friends / libs / blocks-everywhere / classes / class-editor.php

class-editor.php in Friends 2.8.2, at libs/blocks-everywhere/classes/class-editor.php

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1	<?php
2
3	namespace Friends\Blocks_Everywhere;
4
5	/**
6	* Provides functions to load Gutenberg assets
7	*/
8	class Editor {
9	/**
10	* Can upload?
11	*
12	* @var boolean
13	*/
14	private $can_upload = false;
15
16	/**
17	* Constructor
18	*/
19	public function __construct() {
20	add_action( 'template_redirect', [ $this, 'setup_media' ] );
21	add_filter( 'block_editor_settings_all', [ $this, 'block_editor_settings_all' ] );
22	add_filter( 'should_load_block_editor_scripts_and_styles', '__return_true' );
23	add_filter( 'wp_theme_json_data_theme', [ $this, 'wp_theme_json_data_theme' ] );
24	}
25
26	/**
27	* Provide theme.json
28	*
29	* @param \WP_Theme_JSON_Data_Gutenberg $json JSON.
30	* @return \WP_Theme_JSON_Data_Gutenberg
31	*/
32	public function wp_theme_json_data_theme( $json ) {
33	$theme = new \WP_Theme_JSON_Data_Gutenberg(
34	[
35	'version' => 2,
36	'settings' => [
37	'color' => [
38	'background' => false,
39	'custom' => false,
40	'customDuotone' => false,
41	'customGradient' => false,
42	'defaultGradients' => false,
43	'defaultPalette' => false,
44	'text' => false,
45	],
46	'typography' => [
47	'customFontSize' => false,
48	'dropCap' => false,
49	'fontStyle' => false,
50	'fontWeight' => false,
51	'letterSpacing' => false,
52	'lineHeight' => false,
53	'textDecoration' => false,
54	'textTransform' => false,
55	'fontSizes' => [],
56	'fontFamilies' => [],
57	],
58	],
59	]
60	);
61
62	return $theme;
63	}
64
65	/**
66	* Restrict TinyMCE to the basics
67	*
68	* @param array $settings TinyMCE settings.
69	* @return array
70	*/
71	public function tiny_mce_before_init( $settings ) {
72	$settings['toolbar1'] = 'bold,italic,bullist,numlist,blockquote,pastetext,removeformat,undo,redo';
73	$settings['toolbar2'] = '';
74
75	return $settings;
76	}
77
78	/**
79	* Load Gutenberg
80	*
81	* Based on wp-admin/edit-form-blocks.php
82	*
83	* @param array $settings Plugin settings.
84	* @return void
85	*/
86	public function load( $settings ) {
87	global $post;
88
89	$this->can_upload = isset( $settings['editor']['hasUploadPermissions'] ) && $settings['editor']['hasUploadPermissions'];
90	$this->load_extra_blocks();
91
92	// Restrict tinymce buttons
93	add_filter( 'tiny_mce_before_init', [ $this, 'tiny_mce_before_init' ] );
94
95	// Gutenberg scripts
96	wp_enqueue_script( 'wp-block-library' );
97	wp_enqueue_script( 'wp-format-library' );
98	wp_enqueue_script( 'wp-editor' );
99	wp_enqueue_script( 'wp-plugins' );
100
101	// Gutenberg styles
102	wp_enqueue_style( 'wp-edit-post' );
103	wp_enqueue_style( 'wp-format-library' );
104
105	// Keep Jetpack out of things
106	add_filter(
107	'jetpack_blocks_variation',
108	function() {
109	return 'no-post-editor';
110	}
111	);
112
113	wp_tinymce_inline_scripts();
114	wp_enqueue_editor();
115
116	do_action( 'enqueue_block_editor_assets' );
117
118	add_action( 'wp_print_footer_scripts', array( '_WP_Editors', 'print_default_editor_scripts' ), 45 );
119
120	$this->setup_rest_api();
121
122	set_current_screen( 'front' );
123	wp_styles()->done = array( 'wp-reset-editor-styles' );
124
125	$categories = wp_json_encode( get_block_categories( $post ) );
126
127	if ( $categories !== false ) {
128	wp_add_inline_script(
129	'wp-blocks',
130	sprintf( 'wp.blocks.setCategories( %s );', $categories ),
131	'after'
132	);
133	}
134
135	/**
136	* @psalm-suppress PossiblyFalseOperand
137	*/
138	wp_add_inline_script(
139	'wp-blocks',
140	'wp.blocks.unstable__bootstrapServerSideBlockDefinitions(' . wp_json_encode( get_block_editor_server_block_settings() ) . ');'
141	);
142
143	$this->setup_media();
144	}
145
146	/**
147	* Load any third-party blocks
148	*
149	* @return void
150	*/
151	private function load_extra_blocks() {
152	// phpcs:ignore
153	$GLOBALS['hook_suffix'] = '';
154
155	/**
156	* @psalm-suppress MissingFile
157	*/
158	require_once ABSPATH . 'wp-admin/includes/class-wp-screen.php';
159	/**
160	* @psalm-suppress MissingFile
161	*/
162	require_once ABSPATH . 'wp-admin/includes/screen.php';
163	/**
164	* @psalm-suppress MissingFile
165	*/
166	require_once ABSPATH . 'wp-admin/includes/post.php';
167
168	// Fake a WP_Screen object so we can pretend we're in the block editor, and therefore other block libraries load
169	set_current_screen();
170
171	$current_screen = get_current_screen();
172	if ( $current_screen ) {
173	$current_screen->is_block_editor( true );
174	}
175	}
176
177	/**
178	* Override some features that probably don't make sense in an isolated editor
179	*
180	* @param array $settings Settings array.
181	* @return array
182	*/
183	public function block_editor_settings_all( array $settings ) {
184	$settings['availableLegacyWidgets'] = (object) [];
185	$settings['hasPermissionsToManageWidgets'] = false;
186
187	return $settings;
188	}
189
190	/**
191	* Set up Gutenberg editor settings
192	*
193	* @return Array
194	*/
195	public function get_editor_settings() {
196	global $post;
197
198	// phpcs:ignore
199	$body_placeholder = apply_filters( 'write_your_story', null, $post );
200
201	$editor_settings = array(
202	'availableTemplates' => [],
203	'disablePostFormats' => ! current_theme_supports( 'post-formats' ),
204	/** This filter is documented in wp-admin/edit-form-advanced.php */
205	// phpcs:ignore
206	'titlePlaceholder' => apply_filters( 'enter_title_here', __( 'Add title', 'blocks-everywhere' ), $post ),
207	'bodyPlaceholder' => $body_placeholder,
208	'autosaveInterval' => AUTOSAVE_INTERVAL,
209	'styles' => get_block_editor_theme_styles(),
210	'richEditingEnabled' => user_can_richedit(),
211	'postLock' => false,
212	'supportsLayout' => \WP_Theme_JSON_Resolver::theme_has_support(),
213	'__experimentalBlockPatterns' => [],
214	'__experimentalBlockPatternCategories' => [],
215	'supportsTemplateMode' => current_theme_supports( 'block-templates' ),
216	'enableCustomFields' => false,
217	'generateAnchors' => true,
218	'canLockBlocks' => false,
219	);
220
221	$editor_settings['__unstableResolvedAssets'] = $this->wp_get_iframed_editor_assets();
222
223	$block_editor_context = new \WP_Block_Editor_Context( array( 'post' => $post ) );
224	return get_block_editor_settings( $editor_settings, $block_editor_context );
225	}
226
227	/**
228	* Set up the Gutenberg REST API and preloaded data
229	*
230	* @return void
231	*/
232	public function setup_rest_api() {
233	global $post;
234
235	$post_type = 'post';
236
237	// Preload common data.
238	$preload_paths = array(
239	'/',
240	'/wp/v2/types?context=edit',
241	'/wp/v2/taxonomies?per_page=-1&context=edit',
242	'/wp/v2/themes?status=active',
243	sprintf( '/wp/v2/types/%s?context=edit', $post_type ),
244	sprintf( '/wp/v2/users/me?post_type=%s&context=edit', $post_type ),
245	array( '/wp/v2/media', 'OPTIONS' ),
246	array( '/wp/v2/blocks', 'OPTIONS' ),
247	);
248
249	/**
250	* @psalm-suppress TooManyArguments
251	*/
252	$preload_paths = apply_filters( 'block_editor_preload_paths', $preload_paths, $post );
253	$preload_data = array_reduce( $preload_paths, 'rest_preload_api_request', array() );
254
255	$encoded = wp_json_encode( $preload_data );
256	if ( $encoded !== false ) {
257	wp_add_inline_script(
258	'wp-editor',
259	sprintf( 'wp.apiFetch.use( wp.apiFetch.createPreloadingMiddleware( %s ) );', $encoded ),
260	'after'
261	);
262	}
263	}
264
265	/**
266	* Ensure media works in Gutenberg
267	*
268	* @return void
269	*/
270	public function setup_media() {
271	if ( ! $this->can_upload ) {
272	return;
273	}
274
275	// If we've already loaded the media stuff then don't do it again
276	if ( did_action( 'wp_enqueue_media' ) > 0 ) {
277	return;
278	}
279
280	/**
281	* @psalm-suppress MissingFile
282	*/
283	require_once ABSPATH . 'wp-admin/includes/media.php';
284
285	wp_enqueue_media();
286	}
287
288	public function wp_get_iframed_editor_assets() {
289	$script_handles = array();
290	$style_handles = array(
291	'wp-block-editor',
292	'wp-block-library',
293	'wp-edit-blocks',
294	);
295
296	if ( current_theme_supports( 'wp-block-styles' ) ) {
297	$style_handles[] = 'wp-block-library-theme';
298	}
299
300	$block_registry = \WP_Block_Type_Registry::get_instance();
301
302	foreach ( $block_registry->get_all_registered() as $block_type ) {
303	if ( ! empty( $block_type->style ) ) {
304	$style_handles = array_merge( $style_handles, (array) $block_type->style );
305	}
306
307	if ( ! empty( $block_type->editor_style ) ) {
308	$style_handles = array_merge( $style_handles, (array) $block_type->editor_style );
309	}
310
311	if ( ! empty( $block_type->script ) ) {
312	$script_handles = array_merge( $script_handles, (array) $block_type->script );
313	}
314
315	if ( ! empty( $block_type->view_script ) ) {
316	$script_handles = array_merge( $script_handles, (array) $block_type->view_script );
317	}
318	}
319
320	$style_handles = apply_filters( 'blocks_everywhere_editor_styles', $style_handles );
321	$style_handles = array_unique( $style_handles );
322	$done = wp_styles()->done;
323
324	ob_start();
325
326	// We do not need reset styles for the iframed editor.
327	wp_styles()->done = array( 'wp-reset-editor-styles' );
328	wp_styles()->do_items( $style_handles );
329	wp_styles()->done = $done;
330
331	$styles = ob_get_clean();
332
333	$script_handles = array_unique( apply_filters( 'blocks_everywhere_editor_scripts', $script_handles ) );
334	$done = wp_scripts()->done;
335
336	ob_start();
337
338	wp_scripts()->done = array();
339	wp_scripts()->do_items( $script_handles );
340	wp_scripts()->done = $done;
341
342	$scripts = ob_get_clean();
343
344	return wp_json_encode(
345	[
346	'styles' => $styles,
347	'scripts' => $scripts,
348	]
349	);
350	}
351	}
352