booking / includes / page-form-builder / save-load / bfb-activate.php

bfb-activate.php in Booking Calendar 11.2, at includes/page-form-builder/save-load/bfb-activate.php

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1	<?php
2	/**
3	* Booking Form Builder - Activation helpers.
4	*
5	* Responsibilities:
6	* 1) Create BFB DB table (wp_booking_form_structures) on activation (if missing).
7	* 2) Ensure the "Booking Form Preview" page exists during activation.
8	*
9	* @package Booking Calendar.
10	* @author wpdevelop, oplugins
11	* @web-site https://wpbookingcalendar.com/
12	* @email info@wpbookingcalendar.com
13	*
14	* @since 11.0.x
15	* @file ../includes/page-form-builder/save-load/bfb-activate.php
16	* @modified 2026-02-23
17	*/
18
19	if ( ! defined( 'ABSPATH' ) ) {
20	exit; // Exit if accessed directly.
21	}
22
23	/**
24	* Return option key where preview page ID is stored.
25	*
26	* Must match WPBC_BFB_Preview_Service::get_page_option_key().
27	*
28	* @return string
29	*/
30	function wpbc_bfb_activation__get_preview_page_option_key() {
31	return 'wpbc_bfb_preview_page_id';
32	}
33
34	/**
35	* Return meta key used to mark the preview page (for recovery).
36	*
37	* @return string
38	*/
39	function wpbc_bfb_activation__get_preview_page_meta_key() {
40	return '_wpbc_bfb_preview_page';
41	}
42
43	/**
44	* Return canonical slug for the preview page.
45	*
46	* @return string
47	*/
48	function wpbc_bfb_activation__get_preview_page_slug() {
49	return 'wpbc-bfb-preview';
50	}
51
52	/**
53	* Try to find an administrator user ID (best-effort).
54	*
55	* @return int Admin user ID, or 0 if not found.
56	*/
57	function wpbc_bfb_activation__get_any_admin_user_id() {
58
59	$users = get_users( array(
60	'role' => 'administrator',
61	'number' => 1,
62	'fields' => array( 'ID' ),
63	) );
64
65	if ( empty( $users ) ) {
66	return 0;
67	}
68
69	if ( is_object( $users[0] ) && isset( $users[0]->ID ) ) {
70	return (int) $users[0]->ID;
71	}
72
73	if ( is_array( $users[0] ) && isset( $users[0]['ID'] ) ) {
74	return (int) $users[0]['ID'];
75	}
76
77	return 0;
78	}
79
80	/**
81	* Temporarily switch current user to an admin user if the current user
82	* cannot create private pages (activation edge-cases like WP-CLI).
83	*
84	* @return int Previous user ID (0 if none). Caller should restore with wp_set_current_user().
85	*/
86	function wpbc_bfb_activation__maybe_switch_to_admin_user() {
87
88	$prev_user_id = (int) get_current_user_id();
89
90	// If current user can create pages, do nothing.
91	if ( $prev_user_id > 0 && user_can( $prev_user_id, 'publish_pages' ) ) {
92	return $prev_user_id;
93	}
94
95	$admin_id = wpbc_bfb_activation__get_any_admin_user_id();
96	if ( $admin_id > 0 ) {
97	wp_set_current_user( $admin_id );
98	}
99
100	return $prev_user_id;
101	}
102
103	/**
104	* Restore previous user after temporary switch.
105	*
106	* @param int $prev_user_id Previous user ID.
107	*
108	* @return void
109	*/
110	function wpbc_bfb_activation__restore_user( $prev_user_id ) {
111
112	$prev_user_id = (int) $prev_user_id;
113
114	// Restore to previous user if we had one; otherwise, reset to 0.
115	if ( $prev_user_id > 0 ) {
116	wp_set_current_user( $prev_user_id );
117	} else {
118	wp_set_current_user( 0 );
119	}
120	}
121
122	/**
123	* Validate that a page ID is a real WP page.
124	*
125	* @param int $page_id Page ID.
126	*
127	* @return bool
128	*/
129	function wpbc_bfb_activation__is_valid_page_id( $page_id ) {
130
131	$page_id = (int) $page_id;
132
133	if ( $page_id <= 0 ) {
134	return false;
135	}
136
137	$page = get_post( $page_id );
138
139	return ( $page instanceof WP_Post && 'page' === $page->post_type );
140	}
141
142	/**
143	* Try to locate an existing preview page by meta marker.
144	*
145	* @return int Page ID or 0.
146	*/
147	function wpbc_bfb_activation__find_preview_page_by_meta() {
148
149	$meta_key = wpbc_bfb_activation__get_preview_page_meta_key();
150
151	$q = new WP_Query( array(
152	'post_type' => 'page',
153	'post_status' => array( 'private', 'publish', 'draft', 'pending' ),
154	'posts_per_page' => 1,
155	'fields' => 'ids',
156	'no_found_rows' => true,
157	'suppress_filters' => true, // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.SuppressFilters_suppress_filters
158	'meta_key' => $meta_key, // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
159	'meta_value' => '1', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
160	) );
161
162	if ( empty( $q->posts ) ) {
163	return 0;
164	}
165
166	return (int) $q->posts[0];
167	}
168
169	/**
170	* Try to locate an existing preview page by slug.
171	*
172	* @return int Page ID or 0.
173	*/
174	function wpbc_bfb_activation__find_preview_page_by_slug() {
175
176	$slug = wpbc_bfb_activation__get_preview_page_slug();
177
178	$page = get_page_by_path( $slug, OBJECT, 'page' );
179	if ( $page instanceof WP_Post ) {
180	return (int) $page->ID;
181	}
182
183	return 0;
184	}
185
186
187	/**
188	* Force a safe template for the BFB Preview page.
189	*
190	* Why:
191	* - The Preview page is a technical/service page.
192	* - It should not inherit decorative page templates like "Page with wide Image".
193	* - For block themes, prefer a clean template like "page-no-title" or "page".
194	* - For classic themes, use the default page template. // FixIn: 10.15.2.1
195	*
196	* @param int $page_id Page ID.
197	*
198	* @return bool
199	*/
200	function wpbc_bfb_preview__force_safe_template( $page_id ) {
201
202	$page_id = absint( $page_id );
203
204	if ( $page_id <= 0 ) {
205	return false;
206	}
207
208	/*
209	* Always clear any previously assigned template first.
210	* This is important when an existing Preview page was previously using
211	* an unwanted template, for example "Page with wide Image".
212	*/
213	delete_post_meta( $page_id, '_wp_page_template' );
214
215	// Block themes: prefer a cleaner built-in page template, if available.
216	if ( function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() && function_exists( 'get_block_templates' ) ) {
217
218	$theme_slug = get_stylesheet();
219	$templates = get_block_templates(
220	array(
221	'post_type' => 'page',
222	),
223	'wp_template'
224	);
225	$safe_template_slug = '';
226
227	foreach ( $templates as $template ) {
228
229	if ( empty( $template->slug ) \|\| empty( $template->theme ) ) {
230	continue;
231	}
232
233	if ( $theme_slug !== $template->theme ) {
234	continue;
235	}
236
237	if ( 'page-no-title' === $template->slug ) {
238	$safe_template_slug = 'page-no-title';
239	break;
240	}
241
242	if ( ( '' === $safe_template_slug ) && ( 'page' === $template->slug ) ) {
243	$safe_template_slug = 'page';
244	}
245	}
246
247	if ( '' !== $safe_template_slug ) {
248	$result = wp_update_post(
249	array(
250	'ID' => $page_id,
251	'page_template' => $safe_template_slug,
252	),
253	true
254	);
255
256	return ( ! is_wp_error( $result ) );
257	}
258	}
259
260	return true;
261	}
262
263
264	/**
265	* The preview page has status 'publish', because the secure the output by your nonce + cap
266	*
267	* Preview security is already enforced by:
268	*
269	* wpbc_bfb_preview=1 + token + nonce
270	*
271	* is_user_logged_in() + current_user_can( wpbc_bfb_get_manage_cap() )
272	*
273	* So the preview page itself does not need to be private.
274	*
275	* @return false\|int
276	*/
277	function wpbc_bfb_activation__create_preview_page_raw() {
278
279	$page_data = array(
280	'post_title' => __( 'Booking Form Preview', 'booking' ),
281	'post_content' => '', // Content will be injected dynamically at preview time by bfb-preview.php.
282	'post_status' => 'publish',
283	'post_type' => 'page',
284	'post_name' => wpbc_bfb_activation__get_preview_page_slug(),
285	'comment_status' => 'closed',
286	'ping_status' => 'closed',
287	);
288
289	$page_id = wp_insert_post( $page_data, true );
290
291	if ( ( ! is_wp_error( $page_id ) ) && ( ! empty( $page_id ) ) ) {
292	// Success.
293	wpbc_bfb_preview__force_safe_template( $page_id );
294	} else {
295	if ( is_wp_error( $page_id ) ) {
296	return false;
297	}
298	if ( ! $page_id ) {
299	return false;
300	}
301	$page_id = false;
302	}
303
304	return (int) $page_id;
305	}
306
307
308	/**
309	* Create the "Booking Form Preview" page and store option.
310	*
311	* @return int\|false Page ID on success, false on failure.
312	*/
313	function wpbc_bfb_activation__create_preview_page() {
314
315	$prev_user_id = wpbc_bfb_activation__maybe_switch_to_admin_user();
316
317	$page_id = wpbc_bfb_activation__create_preview_page_raw();
318
319	// Restore user context.
320	wpbc_bfb_activation__restore_user( $prev_user_id );
321
322	if ( empty( $page_id ) \|\| is_wp_error( $page_id ) ) {
323	return false;
324	}
325
326	$page_id = (int) $page_id;
327
328	// Mark page for recovery if option is deleted later.
329	add_post_meta( $page_id, wpbc_bfb_activation__get_preview_page_meta_key(), '1', true );
330
331	// Store the page ID in option (same key used by preview service).
332	update_option( wpbc_bfb_activation__get_preview_page_option_key(), $page_id );
333
334	return $page_id;
335	}
336
337	/**
338	* Ensure preview page exists (activation-time).
339	*
340	* - Validates stored option page ID.
341	* - If missing, tries to find by meta marker.
342	* - If missing, tries to find by slug.
343	* - If still missing, creates a new private page.
344	*
345	* @return int\|false Page ID, or false on failure.
346	*/
347	function wpbc_bfb_activation__ensure_preview_page_exists() {
348
349	$option_key = wpbc_bfb_activation__get_preview_page_option_key();
350	$page_id = (int) get_option( $option_key );
351
352	// 1) Option points to a valid page.
353	if ( wpbc_bfb_activation__is_valid_page_id( $page_id ) ) {
354
355	// Enforce publish status (best effort).
356	$page = get_post( $page_id );
357	if ( $page instanceof WP_Post && 'publish' !== $page->post_status ) {
358	wp_update_post( array(
359	'ID' => (int) $page_id,
360	'post_status' => 'publish',
361	) );
362	}
363
364	// Ensure meta marker exists.
365	wpbc_bfb_preview__force_safe_template( (int) $page_id );
366	add_post_meta( (int) $page_id, wpbc_bfb_activation__get_preview_page_meta_key(), '1', true );
367
368	return (int) $page_id;
369	}
370
371	// 2) Try recovery by meta marker.
372	$found_id = wpbc_bfb_activation__find_preview_page_by_meta();
373	if ( $found_id > 0 && wpbc_bfb_activation__is_valid_page_id( $found_id ) ) {
374	$found_page = get_post( $found_id );
375	if ( $found_page instanceof WP_Post && 'publish' !== $found_page->post_status ) {
376	wp_update_post( array(
377	'ID' => (int) $found_id,
378	'post_status' => 'publish',
379	) );
380	}
381	wpbc_bfb_preview__force_safe_template( (int) $found_id );
382	update_option( $option_key, (int) $found_id );
383	return (int) $found_id;
384	}
385
386	// 3) Try recovery by slug.
387	$found_id = wpbc_bfb_activation__find_preview_page_by_slug();
388	if ( $found_id > 0 && wpbc_bfb_activation__is_valid_page_id( $found_id ) ) {
389	$found_page = get_post( $found_id );
390	if ( $found_page instanceof WP_Post && 'publish' !== $found_page->post_status ) {
391	wp_update_post( array(
392	'ID' => (int) $found_id,
393	'post_status' => 'publish',
394	) );
395	}
396	wpbc_bfb_preview__force_safe_template( (int) $found_id );
397	// Mark it as ours (so next time meta lookup works).
398	add_post_meta( (int) $found_id, wpbc_bfb_activation__get_preview_page_meta_key(), '1', true );
399	update_option( $option_key, (int) $found_id );
400	return (int) $found_id;
401	}
402
403	// 4) Create.
404	return wpbc_bfb_activation__create_preview_page();
405	}
406
407	/**
408	* Activation hook entry: ensure the preview page exists.
409	*
410	* @return void
411	*/
412	function wpbc_bfb_activation__preview_page() {
413	wpbc_bfb_activation__ensure_preview_page_exists();
414	}
415	add_bk_action( 'wpbc_free_version_activation', 'wpbc_bfb_activation__preview_page' );
416
417
418	/**
419	* A c t i v a t e - Create new DB Table for Booking Form Builder structures.
420	*
421	* This table stores:
422	* - Canonical form builder structure as JSON (structure_json).
423	* - Additional settings as JSON (settings_json).
424	* - Optional precompiled HTML can be added later (not in this schema).
425	* - Ownership via owner_user_id (for MultiUser).
426	*
427	* @return void
428	*/
429	function wpbc_bfb_activation__form_structures_table() {
430
431	global $wpdb;
432
433	$charset_collate = ( ! empty( $wpdb->charset ) ) ? 'DEFAULT CHARACTER SET ' . $wpdb->charset : '';
434	$charset_collate .= ( ! empty( $wpdb->collate ) ) ? ' COLLATE ' . $wpdb->collate : '';
435
436	if ( ! wpbc_is_table_exists( 'booking_form_structures' ) ) {
437
438
439
440	$simple_sql = "CREATE TABLE {$wpdb->prefix}booking_form_structures (
441	booking_form_id bigint(20) unsigned NOT NULL auto_increment,
442	form_slug VARCHAR(191) NOT NULL,
443	status VARCHAR(32) NOT NULL,
444	owner_user_id BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
445
446	scope varchar(64) NOT NULL default 'global',
447	version int(11) NOT NULL default 1,
448	booking_resource_id BIGINT UNSIGNED NULL,
449
450	engine varchar(32) NOT NULL default 'bfb',
451	engine_version varchar(16) NOT NULL default '1.0',
452	structure_json LONGTEXT NOT NULL,
453	settings_json LONGTEXT NULL,
454	advanced_form LONGTEXT NULL,
455	content_form LONGTEXT NULL,
456
457	is_default TINYINT(1) NOT NULL DEFAULT 0,
458	title VARCHAR(255) NOT NULL,
459	description TEXT NULL,
460	picture_url text NULL,
461
462	created_at DATETIME NOT NULL,
463	updated_at DATETIME NOT NULL,
464
465	created_by bigint(20) unsigned DEFAULT NULL,
466	updated_by bigint(20) unsigned DEFAULT NULL,
467	PRIMARY KEY (booking_form_id),
468	UNIQUE KEY form_slug_status (form_slug, status, owner_user_id)
469	) {$charset_collate}";
470
471	// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.NotPrepared, PluginCheck.Security.DirectDB.UnescapedDBParameter
472	$wpdb->query( $simple_sql );
473
474	do_action( 'wpbc_bfb_activation__form_structures_table__after_create' );
475
476	wpbc_bfb__import_old_booking_forms();
477	} else {
478	do_action( 'wpbc_bfb_activation__form_structures_table__table_already_exists' );
479	}
480	}
481	add_bk_action( 'wpbc_free_version_activation', 'wpbc_bfb_activation__form_structures_table' );
482
483
484	/**
485	* D e a c t i v a t e - Drop Booking Form Builder structures table.
486	*
487	* @return void
488	*/
489	function wpbc_bfb_deactivation__form_structures_table() {
490
491	global $wpdb;
492
493
494
495	// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.NotPrepared, WordPress.DB.DirectDatabaseQuery.SchemaChange, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
496	$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}booking_form_structures" );
497
498	delete_bk_option( 'wpbc_bfb_legacy_import_done_for_pro' );
499	}
500	add_bk_action( 'wpbc_free_version_deactivation', 'wpbc_bfb_deactivation__form_structures_table' );
501
502
503	/**
504	* Import legacy "standard" booking form as initial BFB structure.
505	*
506	* @return void
507	*/
508	function wpbc_bfb_is_brand_new_install__before_version_update() {
509
510	$stored_version = get_option( 'booking_version_num', false );
511
512	return ( false === $stored_version );
513	}
514
515	/**
516	* Maybe create the initial standard BFB form from a bundled template.
517	*
518	* Used only during brand new plugin activation, before booking_version_num
519	* gets updated. Upgrades keep migrating the existing legacy configuration.
520	*
521	* @return bool
522	*/
523	function wpbc_bfb_maybe_create_initial_standard_form_from_template() {
524
525	if ( ! wpbc_bfb_is_brand_new_install__before_version_update() ) {
526	return false;
527	}
528
529	if ( ! class_exists( 'WPBC_BFB_Form_Storage' ) ) {
530	return false;
531	}
532
533	if ( function_exists( 'wpbc_get_bfb_template_record_by_key' ) ) {
534	$template_record = wpbc_get_bfb_template_record_by_key( 'time_appointments_3_steps_review_with_hints' );
535	} else {
536	$template_record = array();
537	}
538
539	if ( empty( $template_record ) \|\| ! is_array( $template_record ) ) {
540	return false;
541	}
542
543	$template_record['form_slug'] = 'standard';
544	$template_record['status'] = 'published';
545	$template_record['scope'] = 'global';
546	$template_record['owner_user_id'] = 0;
547	$template_record['booking_resource_id'] = null;
548	$template_record['is_default'] = 1;
549	$template_record['title'] = __( 'Standard', 'booking' );
550	$template_record['description'] = '';
551	$template_record['picture_url'] = isset( $template_record['picture_url'] ) ? (string) $template_record['picture_url'] : '';
552	if ( function_exists( 'wpbc_bfb_resolve_picture_url' ) ) {
553	$template_record['picture_url'] = wpbc_bfb_resolve_picture_url( $template_record['picture_url'] );
554	}
555
556	$booking_form_id = WPBC_BFB_Form_Storage::save_form( $template_record );
557
558	return ! empty( $booking_form_id );
559	}
560
561	/**
562	* Import legacy "standard" booking form as initial BFB structure.
563	*
564	* @return void
565	*/
566	function wpbc_bfb__import_old_booking_forms() {
567
568	if ( wpbc_bfb_maybe_create_initial_standard_form_from_template() ) {
569	return;
570	}
571
572	// Get actual booking form structure.
573	$builder_structure_arr = wpbc_simple_form__export_to_bfb_structure();
574
575	$resource_id = wpbc_get_default_resource(); // FixIn: 2026-03-07.
576	$formdata = '';
577	$custom_form_name = 'standard';
578
579	$advanced_form = wpbc_get__booking_form_fields__configuration( $resource_id, $custom_form_name );
580	$content_form = wpbc_get__booking_form_data_configuration( $resource_id, $formdata );
581
582	$form_config = array(
583	'form_name' => 'standard',
584	'engine' => 'bfb',
585	'engine_version' => '1.0',
586	'structure_json' => wpbc_form_config__encode_json( $builder_structure_arr ),
587	'settings' => array(),
588	'advanced_form' => $advanced_form,
589	'content_form' => $content_form,
590	'owner_user_id' => 0,
591	'title' => 'Standard',
592	'description' => '',
593	'scope' => 'global',
594	'status' => 'published',
595	'is_default' => 1,
596	'booking_resource_id' => null,
597	);
598
599	// We do not need to update legacy options (booking_form, etc...) in BFB.
600	$sync_legacy = false;
601	// == One Saving point ==
602	$booking_form_id = wpbc_form_config_save( $form_config, array( 'sync_legacy' => (bool) $sync_legacy ) );
603
604	}
605
606
607	/**
608	* Remove BFB Preview page from rendered nav menus.
609	*
610	* @param array $sorted_menu_items Menu item objects.
611	* @param stdClass $args Menu args.
612	*
613	* @return array
614	*/
615	function wpbc_bfb_preview__exclude_from_nav_menus( $sorted_menu_items, $args ) {
616
617	$page_id = absint( get_option( wpbc_bfb_activation__get_preview_page_option_key() ) );
618
619	if ( $page_id <= 0 ) {
620	return $sorted_menu_items;
621	}
622
623	$filtered_items = array();
624
625	foreach ( $sorted_menu_items as $menu_item ) {
626
627	$object_id = isset( $menu_item->object_id ) ? absint( $menu_item->object_id ) : 0;
628	$object = isset( $menu_item->object ) ? (string) $menu_item->object : '';
629
630	if ( ( 'page' === $object ) && ( $page_id === $object_id ) ) {
631	continue;
632	}
633
634	$filtered_items[] = $menu_item;
635	}
636
637	return $filtered_items;
638	}
639	add_filter( 'wp_nav_menu_objects', 'wpbc_bfb_preview__exclude_from_nav_menus', 10, 2 );
640
641
642	/**
643	* Exclude BFB Preview page from wp_list_pages() outputs.
644	*
645	* @param array $exclude_array Excluded page IDs.
646	*
647	* @return array
648	*/
649	function wpbc_bfb_preview__exclude_from_page_lists( $exclude_array ) {
650
651	$page_id = absint( get_option( wpbc_bfb_activation__get_preview_page_option_key() ) );
652
653	if ( $page_id > 0 ) {
654	$exclude_array[] = $page_id;
655	}
656
657	return array_unique( array_map( 'absint', $exclude_array ) );
658	}
659	add_filter( 'wp_list_pages_excludes', 'wpbc_bfb_preview__exclude_from_page_lists' );
660
661
662	/**
663	* Remove BFB Preview page from get_pages() results.
664	*
665	* This is important for block themes, because the core Page List block
666	* renders its items from get_pages().
667	*
668	* @param array $pages Array of page objects.
669	* @param array $parsed_args Parsed get_pages() args.
670	*
671	* @return array
672	*/
673	function wpbc_bfb_preview__exclude_from_get_pages( $pages, $parsed_args ) {
674
675	$page_id = absint( get_option( wpbc_bfb_activation__get_preview_page_option_key() ) );
676
677	if ( $page_id <= 0 ) {
678	return $pages;
679	}
680
681	$filtered_pages = array();
682
683	foreach ( $pages as $page_obj ) {
684
685	if ( empty( $page_obj ) \|\| empty( $page_obj->ID ) ) {
686	$filtered_pages[] = $page_obj;
687	continue;
688	}
689
690	if ( absint( $page_obj->ID ) === $page_id ) {
691	continue;
692	}
693
694	$filtered_pages[] = $page_obj;
695	}
696
697	return $filtered_pages;
698	}
699	add_filter( 'get_pages', 'wpbc_bfb_preview__exclude_from_get_pages', 10, 2 );
700
701
702	/**
703	* Remove BFB Preview page from rendered Navigation Link blocks.
704	*
705	* This handles block-theme menus where the Preview page was manually
706	* inserted as a Navigation Link item.
707	*
708	* @param string $block_content Rendered block HTML.
709	* @param array $block Parsed block data.
710	* @param WP_Block $instance Block instance.
711	*
712	* @return string
713	*/
714	function wpbc_bfb_preview__exclude_from_navigation_link_block( $block_content, $block, $instance ) {
715
716	$page_id = absint( get_option( wpbc_bfb_activation__get_preview_page_option_key() ) );
717
718	if ( $page_id <= 0 ) {
719	return $block_content;
720	}
721
722	if ( empty( $block['attrs'] ) \|\| ! is_array( $block['attrs'] ) ) {
723	return $block_content;
724	}
725
726	$attrs = $block['attrs'];
727	$preview_url = get_permalink( $page_id );
728
729	$block_id = isset( $attrs['id'] ) ? absint( $attrs['id'] ) : 0;
730	$block_type = isset( $attrs['type'] ) ? (string) $attrs['type'] : '';
731	$block_kind = isset( $attrs['kind'] ) ? (string) $attrs['kind'] : '';
732	$block_url = isset( $attrs['url'] ) ? (string) $attrs['url'] : '';
733
734	if ( $block_id === $page_id ) {
735	return '';
736	}
737
738	if (
739	( 'page' === $block_type )
740	&&
741	( ( 'post-type' === $block_kind ) \|\| ( '' === $block_kind ) )
742	&&
743	( ! empty( $block_id ) )
744	&&
745	( $block_id === $page_id )
746	) {
747	return '';
748	}
749
750	if ( ( ! empty( $preview_url ) ) && ( ! empty( $block_url ) ) ) {
751
752	$normalized_preview_url = untrailingslashit( $preview_url );
753	$normalized_block_url = untrailingslashit( $block_url );
754
755	if ( $normalized_preview_url === $normalized_block_url ) {
756	return '';
757	}
758	}
759
760	return $block_content;
761	}
762	add_filter( 'render_block_core/navigation-link', 'wpbc_bfb_preview__exclude_from_navigation_link_block', 10, 3 );
763
764
765	/**
766	* Remove BFB Preview page from rendered Page List Item blocks.
767	*
768	* This is important for block themes like Twenty Twenty-Four,
769	* because the Navigation block can use a Page List block that renders
770	* individual core/page-list-item blocks.
771	*
772	* @param string $block_content Rendered block HTML.
773	* @param array $block Parsed block data.
774	* @param WP_Block $instance Block instance.
775	*
776	* @return string
777	*/
778	function wpbc_bfb_preview__exclude_from_page_list_item_block( $block_content, $block, $instance ) {
779
780	$page_id = absint( get_option( wpbc_bfb_activation__get_preview_page_option_key() ) );
781
782	if ( $page_id <= 0 ) {
783	return $block_content;
784	}
785
786	if ( empty( $block['attrs'] ) \|\| ! is_array( $block['attrs'] ) ) {
787	return $block_content;
788	}
789
790	$attrs = $block['attrs'];
791	$preview_url = get_permalink( $page_id );
792
793	$item_id = isset( $attrs['id'] ) ? absint( $attrs['id'] ) : 0;
794	$item_link = isset( $attrs['link'] ) ? (string) $attrs['link'] : '';
795
796	if ( $item_id === $page_id ) {
797	return '';
798	}
799
800	if ( ( ! empty( $preview_url ) ) && ( ! empty( $item_link ) ) ) {
801	if ( untrailingslashit( $preview_url ) === untrailingslashit( $item_link ) ) {
802	return '';
803	}
804	}
805
806	return $block_content;
807	}
808	add_filter( 'render_block_core/page-list-item', 'wpbc_bfb_preview__exclude_from_page_list_item_block', 10, 3 );
809
810
811	// FixIn: 10.15.3.1.
812	/**
813	* Check whether current request is the BFB Preview page request.
814	*
815	* @return bool
816	*/
817	function wpbc_bfb_is_preview_request() {
818
819	if ( empty( $_GET['wpbc_bfb_preview'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
820	return false;
821	}
822
823	return ( '1' === sanitize_text_field( wp_unslash( $_GET['wpbc_bfb_preview'] ) ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
824	}
825
826	/**
827	* Add noindex / noarchive robots directives for BFB Preview.
828	*
829	* @param array $robots Robots directives.
830	*
831	* @return array
832	*/
833	function wpbc_bfb_preview__wp_robots( $robots ) {
834
835	if ( ! wpbc_bfb_is_preview_request() ) {
836	return $robots;
837	}
838
839	return wp_robots_sensitive_page( $robots );
840	}
841	add_filter( 'wp_robots', 'wpbc_bfb_preview__wp_robots' );
842
843	/**
844	* Send no-cache headers for BFB Preview responses.
845	*
846	* @return void
847	*/
848	function wpbc_bfb_preview__nocache_headers() {
849
850	if ( ! wpbc_bfb_is_preview_request() ) {
851	return;
852	}
853
854	if ( ! headers_sent() ) {
855	nocache_headers();
856	}
857	}
858	add_action( 'template_redirect', 'wpbc_bfb_preview__nocache_headers', 1 );
859
860	/**
861	* Import booking forms on activation of Pro versions of Booking Calendar.
862	*
863	* $mode = 'current_context'; // Import booking forms only for the == Current User == (usually - "Regular User").
864	* $mode = 'all_global'; // Import booking forms for == Super Booking Admin == user ( user_id = 0 ). or for pro versions in all other situations.
865	* $mode = 'all_users'; // Import booking forms for == All Users ==.
866	*
867	* @return void
868	*/
869	function wpbc_bfb_import_legacy_forms__on_activation() {
870
871	if ( ! is_admin() ) {
872	return;
873	}
874
875	$import_version = '11.0.0';
876	if ( $import_version === get_option( 'wpbc_bfb_legacy_import_done_for_pro', '' ) ) {
877	return;
878	}
879
880	if ( false === ( $is_in_action_late_activation = get_transient( 'wpbc_pro_versions__late_activation_60' ) ) ) {
881	return;
882	}
883
884	delete_transient( 'wpbc_pro_versions__late_activation_60' );
885
886	$summary = wpbc_bfb_import_legacy_forms(
887	array(
888	'mode' => ( class_exists( 'wpdev_bk_multiuser' ) ) ? 'all_users' : 'all_global',
889	'import_standard' => true,
890	'import_custom' => true,
891	'skip_if_exists' => ( wpbc_is_this_demo() ) ? false : true,
892	'set_bfb_form_not_defined' => true,
893	)
894	);
895	update_option( 'wpbc_bfb_legacy_import_done_for_pro', $import_version );
896	}
897	add_action( 'init', 'wpbc_bfb_import_legacy_forms__on_activation', 1000 );
898
899
900	/**
901	* Schedule one deferred legacy-form import after Pro activation. The import runs on a later request while this transient exists.
902	*
903	* @return void
904	*/
905	function wpbc_pro_versions__late_activation(){
906
907	// Get any existing copy of our transient data
908	if ( false === ( $is_in_action_late_activation = get_transient( 'wpbc_pro_versions__late_activation_60' ) ) ) {
909	// It wasn't there, so regenerate the data and save the transient
910	$is_in_action_late_activation = true;
911	set_transient( 'wpbc_pro_versions__late_activation_60', $is_in_action_late_activation, HOUR_IN_SECONDS );
912	}
913	}
914	add_bk_action( 'wpbc_other_versions_activation', 'wpbc_pro_versions__late_activation' );
915