searchpro / inc / helper-functions.php

helper-functions.php in BerqWP – All-In-One Optimization for Core Web Vitals, Cache, CDN, Images, CSS & JavaScript 4.0.16, at inc/helper-functions.php

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1	<?php
2
3	use BerqWP\BerqWP;
4	use voku\helper\HtmlDomParser;
5
6	if (!defined('ABSPATH'))
7	exit;
8
9	// ==========================================
10	// Multisite Network Option Helpers
11	// ==========================================
12
13	function berqwp_get_license_key() {
14	if (function_exists('is_multisite') && is_multisite()) {
15	return get_site_option('berqwp_license_key', '');
16	}
17	return get_option('berqwp_license_key', '');
18	}
19
20	function berqwp_remove_license_key() {
21	if (function_exists('is_multisite') && is_multisite()) {
22	return delete_site_option('berqwp_license_key');
23	}
24	return delete_option('berqwp_license_key');
25	}
26
27	function berqwp_update_license_key($key) {
28	if (function_exists('is_multisite') && is_multisite()) {
29	return update_site_option('berqwp_license_key', $key);
30	}
31	return update_option('berqwp_license_key', $key);
32	}
33
34	function berqwp_delete_license_key() {
35	if (function_exists('is_multisite') && is_multisite()) {
36	return delete_site_option('berqwp_license_key');
37	}
38	return delete_option('berqwp_license_key');
39	}
40
41	function berqwp_get_network_option($key, $default = false) {
42	if (function_exists('is_multisite') && is_multisite()) {
43	return get_site_option($key, $default);
44	}
45	return get_option($key, $default);
46	}
47
48	function berqwp_update_network_option($key, $value) {
49	if (function_exists('is_multisite') && is_multisite()) {
50	return update_site_option($key, $value);
51	}
52	return update_option($key, $value);
53	}
54
55	function berqwp_delete_network_option($key) {
56	if (function_exists('is_multisite') && is_multisite()) {
57	return delete_site_option($key);
58	}
59	return delete_option($key);
60	}
61
62	function berqwp_is_network_activated() {
63	if (!function_exists('is_multisite') \|\| !is_multisite()) {
64	return false;
65	}
66	if (function_exists('is_plugin_active_for_network')) {
67	return is_plugin_active_for_network('searchpro/berqwp.php');
68	}
69	return false;
70	}
71
72	function berqwp_is_multisite() {
73	return function_exists('is_multisite') && is_multisite();
74	}
75
76	function berqwp_is_license_managed_by_network() {
77	return berqwp_is_multisite() && berqwp_is_network_activated();
78	}
79
80	function berqwp_is_license_active() {
81	return !empty(berqwp_get_license_key());
82	}
83
84	function berqwp_activate_single_site() {
85	if (empty(berqwp_get_license_key())) {
86	set_transient('bqwp_hide_feedback_notice', true, 60 * 60);
87	set_transient('berqwp_redirect', true, 1);
88	}
89	update_option('berqwp_sync_addons', true);
90	do_action('berqwp_activate_plugin');
91	}
92
93	function berqwp_is_slug_excludable($slug)
94	{
95	// Allow empty slug
96	// if (empty($slug)) {
97	// return true;
98	// }
99
100	$exclude_items = [
101	"favicon.ico",
102	"moderation-hash=",
103	"elementor_library=",
104	"add_to_wishlist=",
105	"robots.txt",
106	".php",
107	"run_warmup=",
108	"et-compare-page=",
109	"add_to_compare=",
110	"min_price=",
111	"max_price=",
112	"view_mode=",
113	"view_mode_smart=",
114	"et_columns-count=",
115	"add_to_wishlist=",
116	"et-wishlist-page=",
117	"remove_wishlist=",
118	"stock_status=",
119	"page_id=",
120	"?p=",
121	"add-to-cart=",
122	"remove_item=",
123	"cart_item_key=",
124	"quantity=",
125	"my-account=",
126	"lost-password=",
127	"reset-password=",
128	"order-pay=",
129	"order-received=",
130	"view-order=",
131	"?s=",
132	"&s=",
133	"orderby=",
134	"product_tag=",
135	"product_cat=",
136	"min_price=",
137	"max_price=",
138	"rating=",
139	"filter_",
140	"edd_action=",
141	"download_id=",
142	"bbp_=",
143	"bbp-search=",
144	"&bp_=",
145	"?bp_=",
146	"?action=",
147	"&action=",
148	"gf_page=",
149	"gf_token=",
150	"gform_submit=",
151	"wordfence_logHuman=",
152	"wordfence_lh=",
153	"wordfence_syncAttackData=",
154	"?elementor=",
155	"&elementor=",
156	"?ld_=",
157	"&ld_=",
158	"lesson_id=",
159	"quiz_id=",
160	"wpforms=",
161	"?ref=",
162	"&ref=",
163	"?aff=",
164	"&aff=",
165	"?llms_=",
166	"&llms_=",
167	"lesson_id=",
168	"course_id=",
169	"vc_editable=true",
170	"et_fb=1",
171	"et_fb_edit",
172	"rcp_action=",
173	"member_id=",
174	"give_action=",
175	"donation_id=",
176	"giveDonationFormInIframe=",
177	"tribe-bar-date=",
178	"tribe_eventcategory=",
179	"tribe_paged=",
180	"tribe_organizer=",
181	"tribe_venue=",
182	"job_id=",
183	"job_applications=",
184	"job_alerts=",
185	"mepr-process=",
186	"mepr-transaction=",
187	"mepr_coupon=",
188	"popmake=",
189	"pum_form_sub=",
190	"pum_action=",
191	"ngg_page=",
192	"gallery_id=",
193	"pid=",
194	"wp_simple_pay=",
195	"sp_dont_optimize=",
196	"remove_from_wishlist=",
197	"action=yith-woocompare",
198	"?amp=",
199	"&amp=",
200	"?noamp=",
201	"&noamp=",
202	"subscription_id=",
203	"renewal_order=",
204	"edd_bk=",
205	"wpgmza=",
206	"poll_id=",
207	"pollresult=",
208	"swpquery=",
209	"swpengine=",
210	"monsterinsights=",
211	"defender=",
212	"wdf_scan=",
213	"wc_bookings_field=",
214	"wc_bookings_calendar=",
215	"?na=",
216	"&na=",
217	"?newsletter=",
218	"&newsletter=",
219	"affwp_ref=",
220	"affwp_campaign=",
221	"hmwp_token=",
222	"/page/",
223	"/search/",
224	"?",
225	"/embed",
226	"/view-order/",
227	"/redirect/",
228	"/elementskit-content/",
229	];
230
231	$exclude_items = apply_filters('berqwp_exclude_slug_match', $exclude_items);
232
233	foreach ($exclude_items as $item) {
234	if (strpos($slug, $item) !== false) {
235	return true;
236	}
237	}
238
239	return false;
240	}
241
242	function berqwp_get_page_params($page_url, $is_forced = false)
243	{
244
245	if (empty($page_url)) {
246	return;
247	}
248
249	$page_slug = bwp_url_into_path($page_url);
250	$key = '';
251	$berqconfigs = berqConfigs::getInstance();
252	$berqwp_configs = $berqconfigs->get_configs();
253
254	$optimization_mode = get_option('berq_opt_mode');
255
256	if ($optimization_mode == 4) {
257	$optimization_mode = 'aggressive';
258	} elseif ($optimization_mode == 3) {
259	$optimization_mode = 'blaze';
260	} elseif ($optimization_mode == 2) {
261	$optimization_mode = 'medium';
262	} elseif ($optimization_mode == 1) {
263	$optimization_mode = 'basic';
264	}
265
266	// Data to send as POST parameters
267	$post_data = array(
268	'site_id' => $berqwp_configs['site_id'],
269	'license_key' => berqwp_get_license_key(),
270	'page_url' => $page_url,
271	'page_slug' => $page_slug,
272	'site_url' => home_url(),
273	'webp_max_width' => (int) get_option('berqwp_webp_max_width'),
274	'webp_quality' => (int) get_option('berqwp_webp_quality'),
275	'fluid_images' => get_option('berqwp_fluid_images'),
276	'enable_critical_css' => get_option('berqwp_enable_critical_css'),
277	'force_include_critical_css'=> get_option('berqwp_force_include_critical_css', []),
278	'exclude_css' => get_option('berqwp_exclude_css', []),
279	'exclude_js' => get_option('berqwp_exclude_js', []),
280	'exclude_third_party_js' => get_option('berqwp_exclude_third_party_js', []),
281	'async_excluded_styles' => get_option('berqwp_async_excluded_styles'),
282	'prerender_link' => get_option('berqwp_prerender_on_hover'),
283	'defer_excluded_js' => get_option('berqwp_defer_excluded_js'),
284	'delay_third_party_scripts' => get_option('berqwp_delay_third_party_scripts'),
285	'lazy_render' => get_option('berqwp_lazy_render'),
286	'img_lazyloading' => get_option('berqwp_image_lazyloading'),
287	'exclude_img_lazy_load' => get_option('berqwp_exclude_lazy_load_images', []),
288	'lazy_load_videos' => get_option('berqwp_lazy_load_videos'),
289	'youtube_lazyloading' => get_option('berqwp_lazyload_youtube_embed'),
290	'preload_yt_poster' => get_option('berqwp_preload_yt_poster'),
291	'js_mode' => get_option('berqwp_javascript_execution_mode'),
292	'key' => $key,
293	// 'interaction_delay' => get_option('berqwp_interaction_delay'),
294	'use_cdn' => get_option('berqwp_enable_cdn'),
295	'opt_mode' => $optimization_mode,
296	'disable_webp' => !get_option('berqwp_enable_webp'),
297	// 'js_css_exclude_urls' => get_option('berq_exclude_js_css', []),
298	'preload_fontfaces' => get_option('berqwp_preload_fontfaces'),
299	'enable_cwv' => get_option('berqwp_enable_cwv'),
300	'preload_cookiebanner' => get_option('berqwp_preload_cookiebanner'),
301	'css_optimization' => get_option('berq_css_optimization'),
302	'js_optimization' => get_option('berq_js_optimization'),
303	'exclude_cdn' => get_option('berq_exclude_cdn', []),
304	'webhook' => true,
305	'version' => BERQWP_VERSION
306	);
307
308	if (!get_option('berqwp_can_use_fluid_images')) {
309	$post_data['fluid_images'] = 0;
310	}
311
312	// if (defined('BERQ_STAGING')) {
313	// $post_data['run_queue'] = 1;
314	// $post_data['doing_queue'] = true;
315	// }
316
317	if ($page_url == home_url('/')) {
318	$is_forced = true;
319	}
320
321	if ($is_forced) {
322	$post_data['force'] = true;
323	}
324
325	return $post_data;
326	}
327
328	function bwp_pass_account_requirement()
329	{
330	global $berq_log;
331	$berqWP = \berqWP::getInstance();
332
333	$license_key = berqwp_get_license_key();
334
335	if (empty($license_key)) {
336	return false;
337	}
338
339	global $berq_log;
340	// $berq_log->info("License key check from bwp_pass_account_requirement function.");
341
342	$key_response = $berqWP->verify_license_key($license_key);
343
344	if (empty($key_response->product_ref)) {
345	return false;
346	}
347
348	if ($key_response->result !== 'success' \|\| $key_response->status !== 'active') {
349	// $berq_log->error("account requirement: license verification failed");
350	return false;
351	}
352
353	if ($key_response->product_ref == 'Free Account' && bwp_cached_pages_count() >= 10) {
354	return false;
355	}
356
357	if ($key_response->product_ref == 'Starter' && bwp_cached_pages_count() >= 100) {
358	return false;
359	}
360
361	return true;
362	}
363
364	function warmup_cache_by_url($page_url, $is_forced = false, $async = false)
365	{
366
367	if (!berqwp_can_use_cloud()) {
368	return;
369	}
370
371	if (empty($page_url)) {
372	return;
373	}
374
375	if (empty(berqwp_get_license_key())) {
376	return;
377	}
378
379	if (berq_is_localhost() && !defined('BERQWP_ALLOW_LOCALHOST')) {
380	return;
381	}
382
383	if (berq_is_localhost() && defined('BERQWP_ALLOW_LOCALHOST') && BERQWP_ALLOW_LOCALHOST === false) {
384	return;
385	}
386
387	$page_url = strtolower($page_url);
388
389	$parsed_site_url = wp_parse_url(home_url());
390	$parsed_page_url = wp_parse_url($page_url);
391
392	if ($parsed_page_url['host'] !== $parsed_site_url['host']) {
393	return;
394	}
395
396	// Avoid caching file URLs e.g .php
397	// Allow .html
398	if (berqwp_is_file_url($page_url)) {
399	return;
400	}
401
402	// We don't want to cache page URL with query params
403	if (strpos($page_url, '?') !== false) {
404	return;
405	}
406
407	// Return if page url or page path (slug) is excluded
408	if (!bwp_can_optimize_page_url($page_url)) {
409	return;
410	}
411
412	global $berq_log;
413	$berq_log->info('warming page: ' . $page_url);
414
415	// Prepare post data for this page
416	$post_data = berqwp_get_page_params($page_url, $is_forced);
417
418	$berqwp = new BerqWP(get_option('berqwp_license_key'), null, optifer_cache);
419	$timeout = 30;
420
421	if ($async) {
422	$timeout = 1;
423	}
424
425	$berqwp->request_cache($post_data, $timeout);
426	}
427
428	function bwp_is_home_cached()
429	{
430	$cache_directory = bwp_get_cache_dir();
431	$cache_file = $cache_directory . bwp_build_cache_path(bwp_admin_home_url('/')) . '/index.html.gz';
432
433	return file_exists($cache_file);
434	}
435
436	function bwp_cache_current_page()
437	{
438	global $bwp_current_page, $berq_log;
439
440	// $berq_log->info('Shutdown hook fired.');
441
442	if (empty($bwp_current_page)) {
443	return;
444	}
445
446	// Check if the current user is logged in or if it's a POST request
447	if (is_user_logged_in() \|\| $_SERVER['REQUEST_METHOD'] === 'POST' \|\| $_SERVER['REQUEST_METHOD'] === 'PURGE') {
448	return;
449	}
450
451	if (is_admin()) {
452	return;
453	}
454
455	if (defined('DOING_CRON') && DOING_CRON) {
456	return;
457	}
458
459	if (defined('DOING_AJAX') && DOING_AJAX) {
460	return;
461	}
462
463	if (defined('REST_REQUEST') && REST_REQUEST) {
464	return;
465	}
466
467	if (php_sapi_name() === 'cli' \|\| defined('WP_CLI')) {
468	return;
469	}
470
471	if (!bwp_is_webpage()) {
472	return;
473	}
474
475	if (!bwp_can_warmup_cache($bwp_current_page)) {
476	return;
477	}
478
479	warmup_cache_by_url($bwp_current_page, false, false);
480	$bwp_current_page = null;
481	}
482
483	function bwp_is_partial_cache($identifier)
484	{
485
486	$cache_directory = bwp_get_cache_dir();
487	$cache_key = md5($identifier);
488	$cache_file = $cache_directory . $cache_key . '.html';
489
490	if (file_exists($cache_file)) {
491	$buffer = file_get_contents($cache_file);
492
493	if (!empty($buffer)) {
494	$html = berqwp_str_get_html($buffer);
495
496	if ($html !== false) {
497	$style_tag = $html->find('style#berqwp-critical-css', 0);
498
499	if ($style_tag === null) {
500	return true;
501	}
502	}
503	}
504	}
505
506	return false;
507	}
508
509	function berq_is_localhost()
510	{
511	$whitelist = array('127.0.0.1', '::1');
512
513	if (in_array($_SERVER['REMOTE_ADDR'], $whitelist)) {
514	return true;
515	}
516
517	return false;
518	}
519
520	function berqwp_remove_ignore_params($slug)
521	{
522	// List of tracking parameters to remove
523	$tracking_params = get_option('berq_ignore_urls_params', []);
524
525	$tracking_params = apply_filters('berqwp_ignored_urls_params', $tracking_params);
526
527	// Parse the provided slug
528	$url_parts = parse_url($slug);
529
530	// Get the current URL parameters
531	$url_params = array();
532	if (isset($url_parts['query'])) {
533	parse_str($url_parts['query'], $url_params);
534	}
535
536	// Remove specified tracking parameters from the URL
537	foreach ($tracking_params as $param) {
538	$param = trim($param);
539	if (isset($url_params[$param])) {
540	unset($url_params[$param]);
541	}
542	}
543
544	// Build the new query string
545	$new_query_string = http_build_query($url_params);
546
547	// Reconstruct the URL with the new query string
548	$updated_url = $url_parts['scheme'] . "://" . $url_parts['host'] . $url_parts['path'];
549	if (!empty($new_query_string)) {
550	$updated_url .= '?' . $new_query_string;
551	}
552
553	return $updated_url;
554	}
555
556	function berqwp_is_sub_dir_wp()
557	{
558	// // remove http
559	// $site_url = explode('//', home_url())[1];
560	// $break_slash = explode('/', $site_url);
561
562	// return count($break_slash) > 1;
563
564	$site_url = site_url();
565	$home_url = home_url();
566
567	// Parse paths from URLs
568	$site_path = @trim(parse_url($site_url, PHP_URL_PATH), '/');
569	$home_path = @trim(parse_url($home_url, PHP_URL_PATH), '/');
570
571	// Split paths into segments
572	$site_segments = explode('/', $site_path);
573	$home_segments = explode('/', $home_path);
574
575	// Check if Site URL has any segments and is not empty
576	if (!empty($site_path) && count($site_segments) > 0) {
577	// If both paths are the same and contain at least one segment
578	if ($site_path === $home_path && count($site_segments) > 0) {
579	return true; // WordPress is in a subdirectory
580	}
581	}
582
583	// Check if the Home URL has more segments than the Site URL
584	if (count($home_segments) > 1) {
585	return true; // Home URL indicates a subdirectory
586	}
587
588	return false; // Otherwise, it's likely not in a subdirectory
589	}
590
591	function berqwp_current_page_cache_file()
592	{
593	$slug_uri = $_SERVER['REQUEST_URI'];
594
595	// if wordpress is installed in a sub directory
596	if (berqwp_is_sub_dir_wp()) {
597	// Parse strings to extract paths
598	$path1 = explode('/', parse_url(home_url(), PHP_URL_PATH));
599	$path2 = explode('/', parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH));
600
601	// Find the common part of the paths
602	$commonPath = implode('/', array_intersect($path1, $path2));
603
604	// Subtract the common part from the first string
605	$slug_uri = str_replace($commonPath, '', $_SERVER['REQUEST_URI']);
606	}
607
608	// Return if page is excluded from cache
609	$pages_to_exclude = get_option('berq_exclude_urls', []);
610
611	if (in_array(get_site_url() . $slug_uri, $pages_to_exclude)) {
612	return;
613	}
614
615
616	$slug = berqwp_remove_ignore_params($slug_uri);
617
618	if (isset($_GET['creating_cache'])) {
619	return;
620	}
621
622	if (get_option('berqwp_enable_sandbox') == 1 && isset($_GET['berqwp'])) {
623	$slug = explode('?berqwp', $slug_uri)[0];
624	} elseif (get_option('berqwp_enable_sandbox') == 1 && !isset($_GET['creating_cache'])) {
625	return;
626	}
627
628
629	// Attempt to retrieve the cached HTML from the cache directory
630	$cache_directory = bwp_get_cache_dir();
631
632	// Generate a unique cache key based on the current page URL
633	$cache_key = md5($slug);
634	$cache_file = $cache_directory . $cache_key . '.html';
635
636	return $cache_file;
637	}
638
639	function berqwp_get_LCP_details($url, $device = 'mobile')
640	{
641	$google_pagespeed_api_url = "https://www.googleapis.com/pagespeedonline/v5/runPagespeed?url=$url&strategy=$device ";
642
643	// Send a GET request to the Google PageSpeed Insights API
644	// $response = wp_remote_get($google_pagespeed_api_url, array('timeout' => 60));
645	$response = bwp_wp_remote_get($google_pagespeed_api_url, array('timeout' => 60));
646
647	if (is_wp_error($response)) {
648	return 'Error: ' . $response->get_error_message();
649	}
650
651	// Convert the JSON response to a PHP array
652	$body = wp_remote_retrieve_body($response);
653	$output = json_decode($body, true);
654
655	// Get the LCP data
656	return $output['lighthouseResult']['audits']['largest-contentful-paint-element']['details']['items'][0]['items'][0]['node'];
657	}
658
659	function berqwp_enable_advanced_cache($status)
660	{
661	global $berq_log;
662
663	// Get wp-config.php path
664	$configFilePath = defined('BERQWP_WP_CONFIG') ? BERQWP_WP_CONFIG : ABSPATH . 'wp-config.php';
665
666	// Check if the file exists
667	if (!file_exists($configFilePath)) {
668	$berq_log->error("Error: wp-config.php does not exist.");
669	return false;
670	}
671
672	// Check if the file is writable
673	if (!is_writable($configFilePath)) {
674	$berq_log->error("Error: wp-config.php is not writable. Check file permissions.");
675	return false;
676	}
677
678	// Prepare the new WP_CACHE definition
679	$newVal = sprintf("define( 'WP_CACHE', %s ); /* Added by BerqWP */\n", ($status ? "true" : "false"));
680	$replacementVal = sprintf(" %s ", ($status ? "true" : "false"));
681
682	// Read the file into an array of lines
683	$lines = file($configFilePath);
684	if ($lines === false \|\| empty($lines)) {
685	$berq_log->error("Error: Could not read wp-config.php or file is empty.");
686	return false;
687	}
688
689	$wpCacheFound = false;
690	$phpOpeningTagLine = false;
691
692	// Process each line to update an existing WP_CACHE definition
693	foreach ($lines as $lineIndex => &$line) {
694	if (strpos($line, "<?php") !== false && strpos($line, "?>") === false) {
695	$phpOpeningTagLine = $lineIndex;
696	}
697	if (!$wpCacheFound && preg_match("/define\s$\s['\"](.?)['\"]\s,(.*?)$/", $line, $matches)) {
698	if ($matches[1] === "WP_CACHE") {
699	// Replace the existing WP_CACHE value with the new value
700	$line = str_replace($matches[2], $replacementVal, $line);
701	$wpCacheFound = true;
702	}
703	}
704	// If we have found both the opening tag and WP_CACHE, we can stop processing further lines.
705	if ($phpOpeningTagLine !== false && $wpCacheFound !== false) {
706	break;
707	}
708	}
709	unset($line);
710
711	// If WP_CACHE was not found and we are enabling it, insert it after the PHP opening tag.
712	if (!$wpCacheFound && $status) {
713	if ($phpOpeningTagLine !== false) {
714	array_splice($lines, $phpOpeningTagLine + 1, 0, [$newVal]);
715	} else {
716	// If no PHP opening tag is found, prepend a new one with the WP_CACHE definition.
717	array_unshift($lines, "<?php " . trim($newVal) . " ?>\n");
718	}
719	}
720
721	// Rebuild the file content
722	$newContent = implode("", $lines);
723	$tempFile = $configFilePath . '.tmp';
724
725	// Write to a temporary file first (atomic write)
726	if (file_put_contents($tempFile, $newContent, LOCK_EX) === false) {
727	$berq_log->error("Error: Could not write to temporary file: $tempFile");
728	return false;
729	}
730
731	// Rename the temporary file to wp-config.php
732	if (!rename($tempFile, $configFilePath)) {
733	$berq_log->error("Error: Could not rename temporary file to wp-config.php");
734	unlink($tempFile);
735	return false;
736	}
737
738	$berq_log->info("wp-config.php updated successfully.");
739	return true;
740	}
741
742	// Copied from Nginx Helper plugin
743	// function berqwp_unlink_recursive($dir)
744	// {
745
746	// if (!is_dir($dir)) {
747	// return;
748	// }
749
750	// $dh = opendir($dir);
751
752	// if (!$dh) {
753	// return;
754	// }
755
756	// // phpcs:ignore -- WordPress.CodeAnalysis.AssignmentInCondition.FoundInWhileCondition -- Variable assignment required for recursion.
757	// while (false !== ($obj = readdir($dh))) {
758
759	// if ('.' === $obj \|\| '..' === $obj) {
760	// continue;
761	// }
762
763	// if (!@unlink($dir . '/' . $obj)) { // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
764	// berqwp_unlink_recursive($dir . '/' . $obj, false);
765	// }
766	// }
767
768	// closedir($dh);
769	// }
770
771	function berqwp_unlink_recursive($dir)
772	{
773	if (!is_dir($dir)) {
774	return false;
775	}
776
777	$files = new RecursiveIteratorIterator(
778	new RecursiveDirectoryIterator($dir, RecursiveDirectoryIterator::SKIP_DOTS),
779	RecursiveIteratorIterator::CHILD_FIRST
780	);
781
782	foreach ($files as $file) {
783	if ($file->isFile()) {
784	if (!unlink($file->getRealPath())) {
785	error_log("Failed to delete file: " . $file->getRealPath());
786	}
787	} elseif ($file->isDir()) {
788	if (!rmdir($file->getRealPath())) {
789	error_log("Failed to delete directory: " . $file->getRealPath());
790	}
791	}
792	}
793
794	return rmdir($dir); // remove the root directory itself
795	}
796
797	function berqwp_get_last_modified_timestamp()
798	{
799	global $post;
800
801	// Check if it's a single post or page
802	if (is_singular()) {
803	return get_the_modified_time('U', $post->ID); // 'U' format parameter returns Unix timestamp
804	}
805
806	// Check if it's a taxonomy term
807	if (is_tax() \|\| is_category() \|\| is_tag()) {
808	$term = get_queried_object(); // Get the current term object
809
810	// For tags, get the last modified date of the most recent post associated with the tag
811	if (is_tag()) {
812	$args = array(
813	'tag_id' => $term->term_id,
814	'posts_per_page' => 1,
815	'orderby' => 'modified',
816	'order' => 'DESC',
817	'fields' => 'ids', // Return only post IDs to reduce overhead
818	);
819	$posts = get_posts($args);
820	if ($posts) {
821	$latest_post_id = $posts[0];
822	return get_the_modified_time('U', $latest_post_id); // 'U' format parameter returns Unix timestamp
823	}
824	}
825
826	// For category archives, get the last modified date of the most recent post within the category
827	if (is_category()) {
828	$args = array(
829	'category' => $term->term_id,
830	'posts_per_page' => 1,
831	'orderby' => 'modified',
832	'order' => 'DESC',
833	'fields' => 'ids', // Return only post IDs to reduce overhead
834	);
835	$posts = get_posts($args);
836	if ($posts) {
837	$latest_post_id = $posts[0];
838	return get_the_modified_time('U', $latest_post_id); // 'U' format parameter returns Unix timestamp
839	}
840	}
841
842	return strtotime($term->modified); // Convert modified date to timestamp
843	}
844
845	// Check if it's an archive
846	if (is_archive()) {
847	// For other archives
848	$archive_id = get_queried_object_id(); // Get the ID of the current archive
849	$archive = get_post($archive_id); // Get the archive post object
850	return strtotime($archive->post_modified); // Convert modified date to timestamp
851	}
852
853	// For other cases (fallback)
854	return false;
855	}
856
857	function bwp_is_gzip_supported()
858	{
859	return function_exists('gzencode') && isset($_SERVER['HTTP_ACCEPT_ENCODING']) && strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== false;
860	}
861
862	// function bwp_cached_pages_count()
863	// {
864	// $cache_directory = bwp_get_cache_dir();
865	// $cache_files = glob($cache_directory . "*.gz");
866	// return is_array($cache_files) ? count($cache_files) : 0;
867	// }
868
869	function bwp_cached_pages_count()
870	{
871	$cache_directory = bwp_get_cache_dir();
872
873	if (!is_dir($cache_directory)) {
874	return 0;
875	}
876
877	$count = 0;
878
879	$iterator = new RecursiveIteratorIterator(
880	new RecursiveDirectoryIterator($cache_directory, FilesystemIterator::SKIP_DOTS)
881	);
882
883	foreach ($iterator as $file) {
884	if ($file->isFile() && str_ends_with($file->getFilename(), '.gz')) {
885	$count++;
886	}
887	}
888
889	return $count;
890	}
891
892	function bwp_wp_remote_get($url, $args = array())
893	{
894	// Default arguments
895	$defaults = array(
896	'headers' => array(
897	'User-Agent' => 'BerqWP Bot', // Customize user agent if needed
898	),
899	);
900
901	// Merge provided arguments with defaults
902	$args = wp_parse_args($args, $defaults);
903
904	if (empty($args['timeout'])) {
905	$args['timeout'] = 30;
906	}
907
908	// Initialize cURL session
909	$ch = curl_init();
910
911	// Set the URL
912	curl_setopt($ch, CURLOPT_URL, $url);
913
914	// Set to return the transfer as a string
915	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
916
917	// Set timeout in seconds
918	curl_setopt($ch, CURLOPT_TIMEOUT, $args['timeout']);
919
920	// Set the user-agent
921	curl_setopt($ch, CURLOPT_USERAGENT, $args['headers']['User-Agent']);
922
923	// Include header in the output
924	curl_setopt($ch, CURLOPT_HEADER, true);
925
926	// Execute the request
927	$response = curl_exec($ch);
928
929	// Check for errors
930	if (curl_errno($ch)) {
931	$error_message = curl_error($ch);
932	curl_close($ch);
933	return new WP_Error('curl_error', $error_message);
934	}
935
936	// Close cURL session
937	curl_close($ch);
938
939	// Separate headers and body
940	list($headers, $body) = explode("\r\n\r\n", $response, 2);
941
942	// Parse headers into array
943	$header_lines = explode("\r\n", $headers);
944	$headers = array();
945	foreach ($header_lines as $line) {
946	$parts = explode(':', $line, 2);
947	if (count($parts) == 2) {
948	$headers[trim($parts[0])] = trim($parts[1]);
949	}
950	}
951
952	// Construct response array similar to wp_remote_get
953	$response = array(
954	'headers' => $headers,
955	'body' => $body,
956	'response' => array(
957	'code' => curl_getinfo($ch, CURLINFO_HTTP_CODE),
958	'message' => curl_getinfo($ch, CURLINFO_HTTP_CODE),
959	),
960	'cookies' => array(),
961	'filename' => '',
962	);
963
964	return $response;
965	}
966
967	function bwp_is_openlitespeed_server()
968	{
969	$is_litespeed = false;
970	$is_litespeed = isset($_SERVER['SERVER_SOFTWARE']) && strpos($_SERVER['SERVER_SOFTWARE'], 'LiteSpeed') !== false;
971
972	$headers = getallheaders();
973	foreach ($headers as $header => $value) {
974	if (stripos($value, 'LiteSpeed') !== false) {
975	$is_litespeed = true;
976	}
977	}
978
979	return $is_litespeed;
980	}
981
982	function verify_request_origin($request)
983	{
984	// Check the referrer header to ensure the request is coming from the same site
985	$referrer = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
986	$site_url = get_site_url();
987
988	// Optionally, check the origin header
989	$origin = isset($_SERVER['HTTP_ORIGIN']) ? $_SERVER['HTTP_ORIGIN'] : '';
990
991	// Ensure the request comes from the same site
992	if (strpos($referrer, $site_url) !== 0 && strpos($origin, $site_url) !== 0) {
993	return new WP_Error('rest_forbidden', esc_html__('You cannot access this resource.', 'searchpro'), array('status' => 403));
994	}
995
996	// Ensure the origin is a subdomain of berqwp.com
997	if (!preg_match('/^https?:\/\/([a-z0-9-]+\.)?berqwp\.com$/', $origin)) {
998	return new WP_Error('rest_forbidden', esc_html__('You cannot access this resource.', 'searchpro'), array('status' => 403));
999	}
1000
1001	return true;
1002	}
1003
1004	function berq_rest_permission_callback(WP_REST_Request $request)
1005	{
1006	// Get the nonce from the request
1007	$nonce = $request->get_header('X-WP-Nonce');
1008	$hash = $request->get_header('X-berqwp-key-hash');
1009
1010	if ($hash == md5(berqwp_get_license_key())) {
1011	return true;
1012	}
1013
1014	// Verify the nonce
1015	if (!wp_verify_nonce($nonce, 'wp_rest')) {
1016	return new WP_Error('rest_invalid_nonce', __('Invalid nonce', 'searchpro'), array('status' => 403));
1017	}
1018
1019	return true; // Return true to allow the request
1020	}
1021
1022	function berq_rest_verify_license_callback(WP_REST_Request $request)
1023	{
1024	$license_key_hash = sanitize_text_field($request->get_param('license_key_hash'));
1025	$license_key = berqwp_get_license_key();
1026
1027	if (empty($license_key_hash) \|\| empty($license_key) \|\| $license_key_hash !== md5($license_key)) {
1028	global $berq_log;
1029	$berq_log->error("Exiting... Invalid license key.");
1030	return new WP_Error('rest_invalid_nonce', __('Invalid license key', 'searchpro'), array('status' => 403));
1031	}
1032
1033	return true; // Return true to allow the request
1034	}
1035
1036	function bwp_dash_notification($msg = '', $status = 'warning')
1037	{
1038	?>
1039	<div class="berqwp-notification <?php echo esc_attr($status) ?>">
1040	<?php
1041
1042	echo "<div class='icon'>";
1043	if ($status == 'warning') {
1044	echo '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--!Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2024 Fonticons, Inc.--><path d="M256 32c14.2 0 27.3 7.5 34.5 19.8l216 368c7.3 12.4 7.3 27.7 .2 40.1S486.3 480 472 480L40 480c-14.3 0-27.6-7.7-34.7-20.1s-7-27.8 .2-40.1l216-368C228.7 39.5 241.8 32 256 32zm0 128c-13.3 0-24 10.7-24 24l0 112c0 13.3 10.7 24 24 24s24-10.7 24-24l0-112c0-13.3-10.7-24-24-24zm32 224a32 32 0 1 0 -64 0 32 32 0 1 0 64 0z"/></svg>';
1045	} elseif ($status == 'error') {
1046	echo '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--!Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2024 Fonticons, Inc.--><path d="M256 0c53 0 96 43 96 96l0 3.6c0 15.7-12.7 28.4-28.4 28.4l-135.1 0c-15.7 0-28.4-12.7-28.4-28.4l0-3.6c0-53 43-96 96-96zM41.4 105.4c12.5-12.5 32.8-12.5 45.3 0l64 64c.7 .7 1.3 1.4 1.9 2.1c14.2-7.3 30.4-11.4 47.5-11.4l112 0c17.1 0 33.2 4.1 47.5 11.4c.6-.7 1.2-1.4 1.9-2.1l64-64c12.5-12.5 32.8-12.5 45.3 0s12.5 32.8 0 45.3l-64 64c-.7 .7-1.4 1.3-2.1 1.9c6.2 12 10.1 25.3 11.1 39.5l64.3 0c17.7 0 32 14.3 32 32s-14.3 32-32 32l-64 0c0 24.6-5.5 47.8-15.4 68.6c2.2 1.3 4.2 2.9 6 4.8l64 64c12.5 12.5 12.5 32.8 0 45.3s-32.8 12.5-45.3 0l-63.1-63.1c-24.5 21.8-55.8 36.2-90.3 39.6L272 240c0-8.8-7.2-16-16-16s-16 7.2-16 16l0 239.2c-34.5-3.4-65.8-17.8-90.3-39.6L86.6 502.6c-12.5 12.5-32.8 12.5-45.3 0s-12.5-32.8 0-45.3l64-64c1.9-1.9 3.9-3.4 6-4.8C101.5 367.8 96 344.6 96 320l-64 0c-17.7 0-32-14.3-32-32s14.3-32 32-32l64.3 0c1.1-14.1 5-27.5 11.1-39.5c-.7-.6-1.4-1.2-2.1-1.9l-64-64c-12.5-12.5-12.5-32.8 0-45.3z"/></svg>';
1047	} elseif ($status == 'info') {
1048	echo '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 128 512"><!--!Font Awesome Free 6.6.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2024 Fonticons, Inc.--><path d="M96 64c0-17.7-14.3-32-32-32S32 46.3 32 64l0 256c0 17.7 14.3 32 32 32s32-14.3 32-32L96 64zM64 480a40 40 0 1 0 0-80 40 40 0 1 0 0 80z"/></svg>';
1049	} else {
1050	return;
1051	}
1052	echo "</div>";
1053	echo esc_html($msg);
1054	?>
1055	</div>
1056	<?php
1057	}
1058
1059	function bwp_can_warmup_cache($identifier)
1060	{
1061
1062	if (get_transient('bwp_warmup_lock_' . md5($identifier)) === false) {
1063
1064	set_transient('bwp_warmup_lock_' . md5($identifier), true, 100);
1065	return true;
1066	}
1067
1068	return false;
1069	}
1070
1071	function bwp_clear_warmup_lock($slug)
1072	{
1073	delete_transient('bwp_warmup_lock_' . md5($slug));
1074	}
1075
1076	function bwp_extractUrlsFromCss($cssContent)
1077	{
1078	$urls = [];
1079	$pattern = '/url$(.*?)$/i';
1080
1081	preg_match_all($pattern, $cssContent, $matches);
1082
1083	if (!empty($matches[1])) {
1084	foreach ($matches[1] as $match) {
1085	// Trim any surrounding quotes and whitespace
1086	$urls[] = trim($match, '\'" ');
1087	}
1088	}
1089
1090	return $urls;
1091	}
1092
1093	function bwp_getBaseUrl($fileUrl)
1094	{
1095	// Parse the URL and get its components
1096	$parsedUrl = parse_url($fileUrl);
1097	$scheme = isset($parsedUrl['scheme']) ? $parsedUrl['scheme'] . '://' : '';
1098	$host = isset($parsedUrl['host']) ? $parsedUrl['host'] : '';
1099	$path = isset($parsedUrl['path']) ? $parsedUrl['path'] : '';
1100
1101	// Remove the file name from the path to get the base URL
1102	$basePath = preg_replace('/\/[^\/]+$/', '/', $path);
1103
1104	// Construct the base URL
1105	return $scheme . $host . $basePath;
1106	}
1107
1108	function bwp_rel2abs($rel, $base)
1109	{
1110	/* return if already absolute URL */
1111	if (parse_url($rel, PHP_URL_SCHEME) != '')
1112	return $rel;
1113
1114	/* queries and anchors */
1115	if ($rel[0] == '#' \|\| $rel[0] == '?')
1116	return $base . $rel;
1117
1118	/* parse base URL and convert to local variables:
1119	$scheme, $host, $path */
1120	extract(parse_url($base));
1121
1122	/* remove non-directory element from path */
1123	$path = preg_replace('#/[^/]*$#', '', $path);
1124
1125	/* destroy path if relative url points to root */
1126	if ($rel[0] == '/')
1127	$path = '';
1128
1129	/* dirty absolute URL */
1130	$abs = "$host$path/$rel";
1131
1132	/* replace '//' or '/./' or '/foo/../' with '/' */
1133	$re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
1134	for ($n = 1; $n > 0; $abs = preg_replace($re, '/', $abs, -1, $n)) {
1135	}
1136
1137	/* absolute URL is ready! */
1138	return $scheme . '://' . $abs;
1139	}
1140
1141	function update_image_url_extension($image_url, $file_extension)
1142	{
1143	$url_arr = explode('.', $image_url);
1144	$last_index = count($url_arr) - 1;
1145
1146	// Extract the file extension
1147	$current_file_extension = pathinfo($image_url, PATHINFO_EXTENSION);
1148
1149	$url_arr[$last_index] = str_replace("$current_file_extension", $file_extension, $url_arr[$last_index]);
1150	$new_image_url = implode('.', $url_arr);
1151
1152	return $new_image_url;
1153	}
1154
1155	if (!function_exists('str_contains')) {
1156	function str_contains(string $haystack, string $needle): bool
1157	{
1158	return strpos($haystack, $needle) !== false;
1159	}
1160	}
1161
1162	function bwp_check_connection($short_live = false, $force = false)
1163	{
1164
1165	$transient_key = "berqwp_connection_status";
1166
1167	if ($force) {
1168	delete_transient('berqwp_connection_status');
1169	delete_transient('berqwp_connection_status_sl');
1170	}
1171
1172	// Allow cache busting by passing $force_check = true
1173	// if ($force_check) {
1174	// delete_transient($transient_key);
1175	// }
1176
1177	if ($short_live) {
1178	$transient_key = "berqwp_connection_status_sl";
1179	}
1180
1181	// Check if the result is cached
1182	$cached_status = get_transient($transient_key);
1183
1184	if ($cached_status) {
1185	return $cached_status;
1186	}
1187
1188	// Perform the actual REST API check
1189	$response = wp_safe_remote_get('https://boost.berqwp.com/photon/?connection_test=1&url=' . bwp_admin_home_url('/?utm_source=' . time()), ['timeout' => 60]);
1190
1191	if (is_wp_error($response) \|\| wp_remote_retrieve_response_code($response) !== 200) {
1192	return ['status' => 'success']; // Skip if server is unreachable
1193	// $result = array(
1194	// 'status' => 'error',
1195	// 'message' => 'The site is not accessible. Error: ' . $response->get_error_message(),
1196	// );
1197	} else {
1198	$body = wp_remote_retrieve_body($response);
1199
1200	if ($body == 'pingpong') {
1201	$result = array(
1202	'status' => 'success',
1203	'message' => 'Your website is accessible by BerqWP server.',
1204	);
1205	} else {
1206	$result = array(
1207	'status' => 'error',
1208	'message' => 'BerqWP server is unable to access your website, please whitelist our server IP address.',
1209	);
1210	}
1211	}
1212
1213	if ($short_live) {
1214	set_transient($transient_key, $result, 60 * 5);
1215	} else {
1216	set_transient($transient_key, $result, 60 * 60 * 24);
1217	}
1218
1219	return $result;
1220	}
1221
1222	function bwp_sendPostRequestInBackground($url, $params)
1223	{
1224	$userAgent = 'BerqWP';
1225	$urlParts = parse_url($url);
1226
1227	// Ensure we have a valid path and handle query strings
1228	$path = isset($urlParts['path']) ? $urlParts['path'] : '/';
1229	if (isset($urlParts['query'])) {
1230	$path .= '?' . $urlParts['query'];
1231	}
1232
1233	$postString = http_build_query($params);
1234
1235	$host = $urlParts['host'];
1236	$scheme = isset($urlParts['scheme']) ? $urlParts['scheme'] : 'http';
1237	$port = ($scheme === 'https') ? 443 : 80;
1238	$transport = ($scheme === 'https') ? 'ssl://' : '';
1239
1240	$request = "POST $path HTTP/1.1\r\n";
1241	$request .= "Host: $host\r\n";
1242	$request .= "User-Agent: $userAgent\r\n";
1243	$request .= "Content-Type: application/x-www-form-urlencoded\r\n";
1244	$request .= "Content-Length: " . strlen($postString) . "\r\n";
1245	$request .= "Connection: Close\r\n\r\n";
1246	$request .= $postString;
1247
1248	$fp = fsockopen($transport . $host, $port, $errno, $errstr, 30);
1249
1250	if ($fp) {
1251	fwrite($fp, $request);
1252	fclose($fp); // Close immediately to prevent waiting for the response
1253	} else {
1254	// If fsockopen fails, fallback to wp_remote_post
1255	$args = array(
1256	'timeout' => 0.01,
1257	'headers' => array(
1258	'User-Agent' => $userAgent,
1259	),
1260	'body' => $params
1261	);
1262
1263	wp_remote_post($url, $args);
1264	}
1265	}
1266
1267	function bwp_is_webpage()
1268	{
1269	$headers = headers_list();
1270	$contentType = '';
1271
1272	foreach ($headers as $header) {
1273	if (stripos($header, 'Content-Type') !== false) {
1274	$contentType = $header;
1275	break;
1276	}
1277	}
1278
1279	if (stripos($contentType, 'text/html') !== false) {
1280	return true;
1281	}
1282
1283	return false;
1284	}
1285
1286	function bwp_isGzipEncoded()
1287	{
1288	// Check if the Content-Encoding header is set to gzip
1289	if (isset($_SERVER['HTTP_CONTENT_ENCODING']) && strtolower($_SERVER['HTTP_CONTENT_ENCODING']) === 'gzip') {
1290	return true;
1291	}
1292
1293	foreach (headers_list() as $header) {
1294	if (stripos($header, 'Content-Encoding: gzip') !== false) {
1295	return true;
1296	}
1297	}
1298
1299	return false;
1300	}
1301
1302	function bwp_sluguri_into_path($slug_uri)
1303	{
1304	$is_multisite = function_exists('is_multisite') && is_multisite();
1305	$home_path = parse_url(home_url(), PHP_URL_PATH);
1306
1307	// if (berqwp_is_sub_dir_wp() && !$is_multisite) {
1308	if (!$is_multisite && $home_path !== null) {
1309	// Parse strings to extract paths
1310	$path1 = explode('/', $home_path);
1311	$path2 = explode('/', parse_url($slug_uri, PHP_URL_PATH));
1312
1313	// Find the common part of the paths
1314	$commonPath = implode('/', array_intersect($path1, $path2));
1315
1316	// Subtract the common part from the first string
1317	$slug_uri = str_replace($commonPath, '', $slug_uri);
1318	}
1319
1320	return $slug_uri;
1321	}
1322
1323	function bwp_url_into_path($url)
1324	{
1325	$parsed_url = parse_url($url);
1326	$path = isset($parsed_url['path']) ? $parsed_url['path'] : '';
1327	$query = isset($parsed_url['query']) ? $parsed_url['query'] : '';
1328	$homeurl = home_url();
1329
1330	if (!empty($query)) {
1331	$path = $path . '?' . $query;
1332	}
1333
1334	$is_multisite = function_exists('is_multisite') && is_multisite();
1335	$home_path = parse_url($homeurl, PHP_URL_PATH);
1336
1337	if (!$is_multisite && $home_path !== null) {
1338	// Parse strings to extract paths
1339	$path1 = explode('/', $home_path);
1340	$path2 = explode('/', parse_url($path, PHP_URL_PATH));
1341
1342	// Find the common part of the paths
1343	$commonPath = implode('/', array_intersect($path1, $path2));
1344
1345	// Subtract the common part from the first string
1346	$path = str_replace($commonPath, '', $path);
1347	}
1348
1349	// $path = bwp_intersect_str(bwp_admin_home_url(), $path);
1350
1351	return $path;
1352	}
1353
1354	function bwp_get_cache_dir()
1355	{
1356	$cache_directory = optifer_cache . 'html/';
1357
1358	if (function_exists('is_multisite') && is_multisite()) {
1359	$site_id = get_current_blog_id();
1360	$cache_directory .= 'site-' . $site_id . '/';
1361	}
1362
1363	if (!is_dir($cache_directory)) {
1364	wp_mkdir_p($cache_directory);
1365	}
1366
1367	return $cache_directory;
1368	}
1369
1370	function bwp_get_static_cache_dir()
1371	{
1372	$dir = optifer_cache . 'static/';
1373
1374	if (function_exists('is_multisite') && is_multisite()) {
1375	$dir .= 'site-' . get_current_blog_id() . '/';
1376	}
1377
1378	if (!is_dir($dir)) {
1379	wp_mkdir_p($dir);
1380	}
1381
1382	return $dir;
1383	}
1384
1385	function bwp_webhook()
1386	{
1387	require_once optifer_PATH . '/api/webhook.php';
1388	}
1389
1390	function bwp_update_configs_webhook()
1391	{
1392	require_once optifer_PATH . '/api/update_configs.php';
1393	}
1394
1395	function bwp_check_status_webhook()
1396	{
1397	require_once optifer_PATH . '/api/check_status.php';
1398	}
1399
1400	function bwp_handle_request_cache()
1401	{
1402	require_once optifer_PATH . '/api/request_cache.php';
1403	}
1404
1405	function bwp_get_translatepress_urls($page_url)
1406	{
1407	$trp = TRP_Translate_Press::get_trp_instance();
1408	$trp_settings = get_option('trp_settings', array());
1409	$languages = $trp->get_component('languages');
1410	$url_converter = $trp->get_component('url_converter');
1411	$publish_languages = $languages->get_language_names($trp_settings['publish-languages'], 'english_name');
1412	$urls = [];
1413
1414
1415	if (!empty($publish_languages)) {
1416	foreach ($publish_languages as $key => $value) {
1417	$translation_url = $url_converter->get_url_for_language($key, $page_url, '');
1418	$urls[] = $translation_url;
1419	}
1420	}
1421
1422	return $urls;
1423	}
1424
1425	function bwp_can_optimize_page_url($page_url)
1426	{
1427	$slug = bwp_url_into_path($page_url);
1428	if (berqwp_is_slug_excludable($slug)) {
1429	return false;
1430	}
1431
1432	if (berqwp_is_page_url_excluded($page_url)) {
1433	return false;
1434	}
1435
1436	return true;
1437	}
1438
1439	function bwp_get_sitemap()
1440	{
1441	if (isset($_GET['berqwp_sitemap'])) {
1442
1443
1444	// Get post types to optimize
1445	$post_types = get_option('berqwp_optimize_post_types');
1446
1447	$post_types = apply_filters('berqwp_warmup_post_types', $post_types);
1448	$rewrite_map = apply_filters('berqwp_warmup_post_types_rewrite_map', []);
1449
1450	// Set the number of posts per batch to handle
1451	$posts_per_page = 10000; // Adjust this based on server capacity
1452
1453	// Get current page from query string (for pagination)
1454	$paged = isset($_GET['paged']) ? intval($_GET['paged']) : 1;
1455
1456	// Build the query arguments with pagination
1457	$args = array(
1458	'post_type' => $post_types,
1459	'post_status' => array('publish'), // Only published posts
1460	'posts_per_page' => $posts_per_page,
1461	'paged' => $paged,
1462	'fields' => 'ids', // Only retrieve IDs to save memory
1463	);
1464
1465	// Run the query
1466	$query = new WP_Query($args);
1467	$total_posts = $query->found_posts; // Get the total number of posts
1468
1469	// Calculate total pages
1470	$total_pages = ceil($total_posts / $posts_per_page);
1471
1472	// Output JSON header
1473	header('Content-Type: application/json');
1474
1475	$post_params = berqwp_get_page_params('/');
1476	unset($post_params['license_key']);
1477	unset($post_params['page_slug']);
1478	unset($post_params['page_url']);
1479	$post_params['key'] = '';
1480
1481	$berqconfigs = berqConfigs::getInstance();
1482	$configs = $berqconfigs->get_configs();
1483	$post_params['cache_lifespan'] = $configs['cache_lifespan'];
1484
1485	if ($query->have_posts()) {
1486	$sitemap_urls = [];
1487
1488	if (!isset($_GET['configs_only'])) {
1489
1490	if (get_option('show_on_front') !== 'page') {
1491	$sitemap_urls[] = home_url('/');
1492	}
1493
1494	// Loop through the posts and generate URLs
1495	while ($query->have_posts()) {
1496	$query->the_post();
1497
1498	$post_id = get_the_ID();
1499	$post_type = get_post_field( 'post_type', $post_id );
1500	$url = get_permalink( $post_id );
1501
1502	// Fallback for MB CPTs whose rewrite rules aren't loaded (post type not registered)
1503	if ( strpos( $url, '?' ) !== false && isset( $rewrite_map[ $post_type ] ) ) {
1504	$post_name = get_post_field( 'post_name', $post_id );
1505	$url = trailingslashit( home_url( '/' . $rewrite_map[ $post_type ] . '/' . $post_name ) );
1506	}
1507
1508	$translation_urls = apply_filters('berqwp_page_translation_urls', [], $url);
1509
1510	if (!bwp_can_optimize_page_url($url)) {
1511	continue;
1512	}
1513
1514	if (!in_array($url, $sitemap_urls)) {
1515	$sitemap_urls[] = $url;
1516	}
1517
1518	if (!empty($translation_urls)) {
1519	foreach ($translation_urls as $page_url) {
1520	if (!bwp_can_optimize_page_url($page_url)) {
1521	continue;
1522	}
1523
1524	if (!in_array($page_url, $sitemap_urls)) {
1525	$sitemap_urls[] = $page_url;
1526	}
1527	}
1528	}
1529	}
1530	}
1531
1532	// Return response with pagination info
1533	$response = array(
1534	'paged' => $paged,
1535	'post_params' => $post_params,
1536	'total_pages' => $total_pages,
1537	'total_posts' => $total_posts,
1538	'urls' => $sitemap_urls,
1539	);
1540
1541	echo json_encode($response);
1542	} else {
1543	// If no posts found
1544	echo json_encode(array('error' => 'No posts found'));
1545	}
1546
1547	// Clean up
1548	wp_reset_postdata();
1549	exit;
1550	}
1551	}
1552
1553	function bwp_show_account()
1554	{
1555	if (!defined('BERQWP_HIDE_ACCOUNT')) {
1556	return true;
1557	}
1558
1559	if (defined('BERQWP_HIDE_ACCOUNT') && BERQWP_HIDE_ACCOUNT) {
1560	return false;
1561	}
1562
1563	return true;
1564	}
1565
1566	function bwp_show_docs()
1567	{
1568
1569	if (!defined('BERQWP_HIDE_DOCS')) {
1570	return true;
1571	}
1572
1573	if (defined('BERQWP_HIDE_DOCS') && BERQWP_HIDE_DOCS) {
1574	return false;
1575	}
1576
1577	return true;
1578	}
1579
1580	function bwp_admin_home_url($relative_path = '')
1581	{
1582	$home_url = home_url();
1583
1584	if (class_exists('TRP_Translate_Press')) {
1585	$trp = TRP_Translate_Press::get_trp_instance();
1586	$trp_settings = get_option('trp_settings', array());
1587	$default_lang = $trp_settings['default-language'];
1588	$url_converter = $trp->get_component('url_converter');
1589	$url_slugs = $trp_settings['url-slugs'];
1590
1591	if (!empty($default_lang) && $trp_settings['add-subdirectory-to-default-language'] == 'yes' && !empty($url_slugs[$default_lang]) && strpos($home_url, "/$url_slugs[$default_lang]") === false) {
1592	// var_dump($trp_settings);
1593	return $home_url . '/' . $url_slugs[$default_lang] . $relative_path;
1594	}
1595	}
1596
1597	return $home_url . $relative_path;
1598	}
1599
1600	function bwp_intersect_str($str1, $str2)
1601	{
1602	$arr = explode('/', $str1);
1603	$last_item = $arr[count($arr) - 1]; // Get last item from $arr
1604	$arr2 = explode('/', $str2);
1605
1606	if (!empty($arr2) && strpos($str2, $last_item) !== false) {
1607
1608	for ($i = 1; $i < count($arr2); $i++) {
1609	if (!empty($arr2[$i]) && $arr2[$i] == $last_item) {
1610	unset($arr2[$i]);
1611	}
1612	}
1613
1614	$str2 = implode('/', $arr2);
1615	}
1616
1617	return $str2;
1618	}
1619
1620	function bwp_is_tab($tab_id)
1621	{
1622	$default_tab = 'dashboard';
1623
1624	if (!empty($_GET['tab_id'])) {
1625	if (sanitize_text_field($_GET['tab_id']) == $tab_id) {
1626	// echo ' style="display:block" ';
1627	echo ' style="visibility:visible;opacity:1;height:auto;" ';
1628	} else {
1629	// echo ' style="display:none" ';
1630	echo ' style="visibility:hidden;opacity:0;height:0;overflow:hidden;" ';
1631	}
1632	} else {
1633
1634	if ($tab_id == $default_tab) {
1635	// echo ' style="display:block" ';
1636	echo ' style="visibility:visible;opacity:1;height:auto;" ';
1637	} else {
1638	// echo ' style="display:none" ';
1639	echo ' style="visibility:hidden;opacity:0;height:0;overflow:hidden;" ';
1640	}
1641	}
1642	}
1643
1644	function bwp_is_tab_nav($tab_id)
1645	{
1646	$default_tab = 'dashboard';
1647
1648	if (!empty($_GET['tab_id'])) {
1649	if (sanitize_text_field($_GET['tab_id']) == $tab_id) {
1650	echo ' active ';
1651	}
1652	} else {
1653
1654	if ($tab_id == $default_tab) {
1655	echo ' active ';
1656	}
1657	}
1658	}
1659
1660	function bwp_notice($status = '', $title = null, $message = null, $btn = [], $dismissible = false)
1661	{
1662	?>
1663	<div
1664	class="bwp-notice <?php echo 'status-' . esc_attr($status); ?> <?php echo $dismissible ? 'dismissible' : ''; ?> <?php echo empty($title) ? 'no-title' : ''; ?>">
1665	<?php if ($dismissible) { ?>
1666	<div class="close"><svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px"
1667	fill="#000">
1668	<path
1669	d="m256-200-56-56 224-224-224-224 56-56 224 224 224-224 56 56-224 224 224 224-56 56-224-224-224 224Z" />
1670	</svg></div>
1671	<?php } ?>
1672
1673	<div class="icon"><svg width="30" height="30" viewBox="0 0 24 24" fill="#fff" xmlns="http://www.w3.org/2000/svg">
1674	<path fill-rule="evenodd" clip-rule="evenodd"
1675	d="M6.43896 0H17.561C21.1172 0 24 2.88287 24 6.43903V17.561C24 21.1171 21.1172 24 17.561 24H6.43896C2.88281 24 0 21.1171 0 17.561V6.43903C0 2.88287 2.88281 0 6.43896 0ZM15.7888 4.09753L8.59961 12.7534H12.3517L7.02441 20.4878L16.3903 11.0222L12.7814 10.3799L15.7888 4.09753Z"
1676	fill="#1f72ff" />
1677	</svg></div>
1678	<div class="content">
1679	<div class="status-tag"><?php esc_html_e($status, 'searchpro'); ?></div>
1680	<?php if (!empty($title)) { ?>
1681	<h5><?php echo wp_kses_post(__($title, 'searchpro')); ?></h5>
1682	<?php } ?>
1683
1684	<?php if (!empty($message)) { ?>
1685	<?php echo wp_kses_post(__($message, 'searchpro')); ?>
1686	<?php } ?>
1687
1688	<?php if (!empty($btn) && is_array($btn)) { ?>
1689	<div class="bwp-notice-btn">
1690	<?php
1691	foreach ($btn as $bwp_btn) {
1692	if (empty($bwp_btn['target'])) {
1693	$bwp_btn['target'] = '';
1694	}
1695
1696	if (empty($bwp_btn['href'])) {
1697	$bwp_btn['href'] = '';
1698	}
1699
1700	if (empty($bwp_btn['classes'])) {
1701	$bwp_btn['classes'] = '';
1702	}
1703
1704	if (empty($bwp_btn['text'])) {
1705	$bwp_btn['text'] = '';
1706	}
1707	?>
1708	<a target="<?php echo esc_attr($bwp_btn['target']) ?? ''; ?>"
1709	href="<?php echo esc_attr($bwp_btn['href']) ?? ''; ?>"
1710	class="bwp-btn <?php echo esc_attr($bwp_btn['classes']) ?? ''; ?>">
1711	<?php echo esc_html__($bwp_btn['text'], 'searchpro') ?? ''; ?>
1712	</a>
1713	<?php
1714	}
1715	?>
1716	</div>
1717	<?php } ?>
1718	</div>
1719	</div>
1720	<?php
1721	}
1722
1723	function bwp_is_option_updated($option_name)
1724	{
1725	$value = isset($_POST[$option_name]) ? $_POST[$option_name] : 0;
1726
1727	if ($value == 'on') {
1728	$value = 1;
1729	}
1730
1731	$option_val = get_option($option_name);
1732	$array_options = [
1733	'berq_exclude_js_css',
1734	'berq_exclude_cdn',
1735	'berqwp_force_include_critical_css',
1736	'berqwp_exclude_lazy_load_images',
1737	'berqwp_exclude_third_party_js',
1738	'berqwp_exclude_js',
1739	'berqwp_exclude_css',
1740	];
1741
1742	if (in_array($option_name, $array_options)) {
1743	$urls = sanitize_textarea_field($value);
1744	$urls_array = explode("\n", $urls);
1745
1746	$urls_array = array_map(function ($kw) {
1747	return trim($kw);
1748	}, $urls_array);
1749
1750	$urls_array = array_filter($urls_array, function ($kw) {
1751	return !empty($kw);
1752	});
1753
1754	if (!is_array($option_val)) {
1755	$option_val = [];
1756	}
1757
1758	// var_dump($option_val, $urls_array, array_diff($option_val, $urls_array), array_diff($option_val, $urls_array));
1759	// exit;
1760
1761	return !empty(array_diff($option_val, $urls_array));
1762	}
1763
1764	$values_changed = $option_val == $value;
1765
1766	return !$values_changed;
1767	}
1768
1769	function bwp_request_purge_license_key_cache()
1770	{
1771
1772	$license_key = berqwp_get_license_key();
1773	$parsed_url = parse_url(home_url());
1774	$domain = $parsed_url['host'];
1775
1776	if (empty($domain) \|\| empty($license_key)) {
1777	return;
1778	}
1779
1780	wp_remote_post(BerqWP::$endpoint."license/flush", [
1781	'timeout' => 30,
1782	'body' => [
1783	'domain' => $domain,
1784	'license_key' => $license_key,
1785	'site_url' => home_url(),
1786	]
1787	]);
1788
1789	}
1790
1791	function bwp_display_logs()
1792	{
1793
1794	if (isset($_GET['berqwp_logs'])) {
1795
1796	// Check if the current user is logged in and has admin privileges
1797	if (!is_user_logged_in() \|\| !current_user_can('administrator')) {
1798	wp_die(__('You are not allowed to access this page.', 'berqwp'));
1799	}
1800
1801	// Define the path to the BerqWP logs file
1802	$log_file_path = optifer_cache . '/logs/berqwp.log'; // Adjust path if needed
1803
1804	// Check if the log file exists
1805	if (!file_exists($log_file_path)) {
1806	echo '<div>No logs available. The log file does not exist.</div>';
1807	exit;
1808	}
1809
1810	// Read and display the log file content
1811	$logs = file_get_contents($log_file_path);
1812
1813	if ($logs === false) {
1814	echo '<div>Unable to read the log file.</div>';
1815	exit;
1816	}
1817
1818	echo '<h2>BerqWP Logs</h2>';
1819	echo '<pre style="background:#f4f4f4;padding:15px;border:1px solid #ddd;">' . esc_html($logs) . '</pre>';
1820	exit;
1821	}
1822	}
1823
1824	function bwp_cf_flush_all()
1825	{
1826	if (!empty(get_option('berqwp_cf_creden'))) {
1827	$email = get_option('berqwp_cf_creden')['email'];
1828	$apitoken = get_option('berqwp_cf_creden')['apitoken'];
1829	$zoneid = get_option('berqwp_cf_creden')['zoneid'];
1830
1831	$berqCloudflareAPIHandler = new berqCloudflareAPIHandler($email, $apitoken, $zoneid);
1832	$berqCloudflareAPIHandler->purge_all_cache();
1833	}
1834	}
1835
1836	function bwp_cf_flush_page($url)
1837	{
1838	if (!empty(get_option('berqwp_cf_creden'))) {
1839	$email = get_option('berqwp_cf_creden')['email'];
1840	$apitoken = get_option('berqwp_cf_creden')['apitoken'];
1841	$zoneid = get_option('berqwp_cf_creden')['zoneid'];
1842
1843	$berqCloudflareAPIHandler = new berqCloudflareAPIHandler($email, $apitoken, $zoneid);
1844	$berqCloudflareAPIHandler->flush_url($url);
1845	}
1846	}
1847
1848	function bwp_cf_delete_rules()
1849	{
1850	if (!empty(get_option('berqwp_cf_creden'))) {
1851	$email = get_option('berqwp_cf_creden')['email'];
1852	$apitoken = get_option('berqwp_cf_creden')['apitoken'];
1853	$zoneid = get_option('berqwp_cf_creden')['zoneid'];
1854
1855	$berqCloudflareAPIHandler = new berqCloudflareAPIHandler($email, $apitoken, $zoneid);
1856	$berqCloudflareAPIHandler->delete_rule_by_description('BerqWP cache rules');
1857	}
1858	}
1859
1860	function bwp_lock_cache_directory()
1861	{
1862	$cache_dir = optifer_cache;
1863
1864	if (!file_exists($cache_dir)) {
1865	wp_mkdir_p($cache_dir);
1866	}
1867
1868	$rules = <<<HTACCESS
1869	Order allow,deny
1870	Deny from all
1871
1872	<FilesMatch "index\.html\.gz$">
1873	Order allow,deny
1874	Allow from all
1875	</FilesMatch>
1876	HTACCESS;
1877
1878	file_put_contents($cache_dir . '.htaccess', $rules);
1879	}
1880
1881	function bwp_write_htaccess_rules($ignore_sandbox = false)
1882	{
1883	if (!got_mod_rewrite() \|\| bwp_is_openlitespeed_server()) {
1884	return;
1885	}
1886
1887	if (!$ignore_sandbox && get_option('berqwp_enable_sandbox') == 1) {
1888	return;
1889	}
1890
1891	$htaccess = get_home_path() . '.htaccess';
1892	$rules = [
1893	'<IfModule mod_rewrite.c>',
1894	' RewriteEngine On',
1895	' RewriteCond %{REQUEST_METHOD} !POST',
1896	' RewriteCond %{QUERY_STRING} ^$',
1897	' RewriteCond %{HTTP_COOKIE} !(wp\-postpass\|wordpress_logged_in\|comment_author\|woocommerce_cart_hash\|edd_items_in_cart) [NC]',
1898	' RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/berqwp/html/%{HTTP_HOST}%{REQUEST_URI}/index.html.gz -f',
1899	' RewriteRule .* /wp-content/cache/berqwp/html/%{HTTP_HOST}%{REQUEST_URI}/index.html.gz [L]',
1900	'</IfModule>',
1901	'<IfModule mod_mime.c>',
1902	' <FilesMatch "index\.html\.gz$">',
1903	' ForceType text/html',
1904	' AddEncoding gzip .gz',
1905	' </FilesMatch>',
1906	'</IfModule>',
1907	'<IfModule mod_headers.c>',
1908	' <FilesMatch "index\.html\.gz$">',
1909	' Header set X-Served "server"',
1910	' </FilesMatch>',
1911	'</IfModule>',
1912	];
1913
1914	// Must appear before the WordPress block so Apache processes it first
1915	$marker = 'BerqWP Cache';
1916	$start = "# BEGIN $marker";
1917	$end = "# END $marker";
1918	$wp_start = '# BEGIN WordPress';
1919
1920	$block = $start . "\n";
1921	$block .= implode("\n", $rules) . "\n";
1922	$block .= $end . "\n";
1923
1924	$contents = file_exists($htaccess) ? file_get_contents($htaccess) : '';
1925
1926	// Remove all existing BerqWP Cache blocks (handles duplicates and corrupt state)
1927	$contents = preg_replace(
1928	'/^# BEGIN BerqWP Cache.?^# END BerqWP Cache\s/ms',
1929	'',
1930	$contents
1931	);
1932
1933	// Insert before first WordPress block if present, otherwise prepend
1934	if (strpos($contents, $wp_start) !== false) {
1935	$contents = preg_replace('/' . preg_quote($wp_start, '/') . '/', $block . "\n" . $wp_start, $contents, 1);
1936	} else {
1937	$contents = $block . "\n" . $contents;
1938	}
1939
1940	file_put_contents($htaccess, $contents);
1941	}
1942
1943	function bwp_remove_htaccess_rules()
1944	{
1945	$htaccess = get_home_path() . '.htaccess';
1946
1947	if (!file_exists($htaccess)) {
1948	return;
1949	}
1950
1951	$contents = file_get_contents($htaccess);
1952	$contents = preg_replace('/^# BEGIN BerqWP Cache.?^# END BerqWP Cache\s/ms', '', $contents);
1953	file_put_contents($htaccess, $contents);
1954	}
1955
1956	function bwp_sync_htaccess_on_sandbox_change()
1957	{
1958	// Action fires before update_option, so check the incoming POST value
1959	$sandbox_enabling = isset($_POST['berqwp_enable_sandbox']);
1960
1961	if ($sandbox_enabling) {
1962	bwp_remove_htaccess_rules();
1963	} else {
1964	bwp_write_htaccess_rules(true);
1965	}
1966	}
1967
1968	function berqwp_is_wp_cron_broken()
1969	{
1970	$cron = _get_cron_array();
1971	if (!$cron \|\| !is_array($cron))
1972	return false;
1973
1974	$now = time();
1975	foreach ($cron as $timestamp => $events) {
1976	if ($timestamp < $now - 300) { // 5 minutes overdue
1977	return true;
1978	}
1979	}
1980	return false;
1981	}
1982
1983	function berqwp_is_page_url_excluded($page_url)
1984	{
1985	if (empty($page_url)) {
1986	return false;
1987	}
1988
1989	$pages_to_exclude = get_option('berq_exclude_urls', []);
1990
1991	if (strpos($page_url, '?') !== false) {
1992	$page_url = explode('?', $page_url)[0];
1993	}
1994
1995	if (in_array($page_url, $pages_to_exclude)) {
1996	return true;
1997	}
1998
1999	if (!empty($pages_to_exclude)) {
2000	foreach ($pages_to_exclude as $single_page_url) {
2001
2002	if (empty($single_page_url)) {
2003	continue;
2004	}
2005
2006	if (substr($single_page_url, -1) !== '*') {
2007	continue;
2008	}
2009
2010	$single_page_url = str_replace('*', '', $single_page_url);
2011
2012	if (strpos($page_url, $single_page_url) !== false) {
2013	return true;
2014	}
2015	}
2016	}
2017
2018	return false;
2019	}
2020
2021	// function berqwp_appendHtmlToBody($buffer, $htmlToAppend)
2022	// {
2023	// // Load the $buffer content into Simple HTML DOM
2024	// $html = HtmlDomParser::str_get_html($buffer);
2025
2026	// if (!$html) {
2027	// return $buffer;
2028	// }
2029
2030	// // Find the <body> tag
2031	// $body = $html->find('body', 0);
2032
2033	// // If the body tag exists, append the new HTML
2034	// if ($body) {
2035	// // Use htmlspecialchars to properly encode the inserted content
2036	// // Avoid breaking the HTML by not using innerhtml directly
2037	// $body->innertext .= $htmlToAppend;
2038	// } else {
2039	// // If no body tag exists, append the HTML to the document directly
2040	// $html->innertext .= $htmlToAppend;
2041	// }
2042
2043	// // Return the modified HTML content
2044	// return $html->save();
2045	// }
2046	//
2047	function berqwp_appendHtmlToBody($buffer, $htmlToAppend)
2048	{
2049	$pos = strripos($buffer, '</body>');
2050	if ($pos !== false) {
2051	return substr_replace($buffer, $htmlToAppend, $pos, 0);
2052	}
2053
2054	// Fallback: try before </html>
2055	$pos = strripos($buffer, '</html>');
2056	if ($pos !== false) {
2057	return substr_replace($buffer, $htmlToAppend, $pos, 0);
2058	}
2059
2060	// Last resort: append to end
2061	return $buffer . $htmlToAppend;
2062	}
2063
2064	function berqwp_appendHtmlToHead($buffer, $htmlToAppend)
2065	{
2066	$pos = stripos($buffer, '</head>');
2067	if ($pos !== false) {
2068	$buffer = substr_replace($buffer, PHP_EOL . $htmlToAppend, $pos, 0);
2069	}
2070
2071	// Fix missing </body> tag
2072	if (stripos($buffer, '</body>') === false) {
2073	$buffer = str_replace('</html>', '</body>' . PHP_EOL . '</html>', $buffer);
2074	}
2075
2076	return $buffer;
2077	}
2078
2079	function berqwp_prependHtmlToHead($buffer, $htmlToPrepend)
2080	{
2081	if (preg_match('/<head(\s[^>]*)?>/i', $buffer, $matches, PREG_OFFSET_CAPTURE)) {
2082	$insertPos = $matches[0][1] + strlen($matches[0][0]);
2083	return substr_replace($buffer, PHP_EOL . $htmlToPrepend, $insertPos, 0);
2084	}
2085
2086	// Fallback: no <head> tag found, return unchanged
2087	return $buffer;
2088	}
2089
2090	function berqwp_setup_dropin()
2091	{
2092	if (defined('BERQWP_ADVANCED_CACHE_PATH')) {
2093	$adv_cache_path = BERQWP_ADVANCED_CACHE_PATH;
2094	} else {
2095	$adv_cache_path = WP_CONTENT_DIR . '/advanced-cache.php';
2096	}
2097
2098	// Remove advanced-cache.php when sandbox mode is enabled
2099	if (get_option('berqwp_enable_sandbox') == 1) {
2100
2101	if (file_exists($adv_cache_path)) {
2102	@unlink($adv_cache_path);
2103	}
2104
2105	return;
2106	}
2107
2108	$bwp_adv_cache = optifer_PATH . 'advanced-cache.php';
2109
2110	if (!file_exists($adv_cache_path) \|\| (file_exists($adv_cache_path) && is_writable($adv_cache_path))) {
2111	if (
2112	(!file_exists($adv_cache_path) && get_option('berqwp_enable_sandbox') !== 1)
2113	\|\| (file_exists($adv_cache_path) && md5_file($adv_cache_path) !== md5_file($bwp_adv_cache))
2114	) {
2115
2116	// Dynamically create the drop-in file
2117	$dropin_content = file_get_contents(optifer_PATH . 'advanced-cache.php');
2118
2119	// Write the drop-in content to the file, replacing any existing file
2120	file_put_contents($adv_cache_path, $dropin_content);
2121
2122	// Enable wp cache in wp-config.php
2123	berqwp_enable_advanced_cache(true);
2124	}
2125	}
2126
2127
2128	// if (get_option('berqwp_enable_sandbox') == 1 && file_exists($adv_cache_path)) {
2129	// unlink($adv_cache_path);
2130	// }
2131	}
2132
2133	function berqwp_is_file_url($url)
2134	{
2135	$parsed = parse_url($url);
2136	if (!isset($parsed['path']))
2137	return false;
2138
2139	$extension = pathinfo($parsed['path'], PATHINFO_EXTENSION);
2140
2141	// allow html pages
2142	if (strtolower($extension) === 'html' \|\| strtolower($extension) === 'htm') {
2143	return false;
2144	}
2145
2146	// Returns true if there is a file extension, false otherwise
2147	return !empty($extension);
2148	}
2149
2150	function berqwp_clear_cache_queue()
2151	{
2152	$berqconfigs = berqConfigs::getInstance();
2153	$site_id = $berqconfigs->get_configs()['site_id'];
2154	$berqwp = new BerqWP(berqwp_get_license_key(), null, null);
2155	$berqwp->clear_cache_queue(home_url(), $site_id);
2156	}
2157
2158	function berqwp_sync_addons($license_key, $site_url)
2159	{
2160	if (empty($license_key) \|\| empty($site_url)) {
2161	return false;
2162	}
2163
2164	$post_data = [
2165	'license_key' => $license_key,
2166	'site_url' => $site_url,
2167	];
2168
2169	$args = array(
2170	'body' => wp_json_encode($post_data),
2171	'method' => 'POST',
2172	'timeout' => 20,
2173	'headers' => array(
2174	'Content-Type' => 'application/json',
2175	),
2176	);
2177
2178	global $berq_log;
2179	$berq_log->info("Trigger addon sync");
2180
2181	$response = wp_remote_post('https://berqwp.com/wp-json/berqwp/active-addons', $args);
2182	$response_body = wp_remote_retrieve_body($response);
2183	$json = json_decode($response_body, true);
2184
2185	if (empty($json) \|\| $json['status'] !== 'success') {
2186	return false;
2187	}
2188
2189	if (is_array($json['active_addons'])) {
2190
2191	$enable_fluid_images = in_array('fluid_images', $json['active_addons']);
2192	if ($enable_fluid_images && !get_option('berqwp_can_use_fluid_images')) {
2193	update_option('berqwp_can_use_fluid_images', 1);
2194	update_option('bwp_require_flush_cache', 1);
2195	} elseif (!$enable_fluid_images) {
2196	update_option('berqwp_can_use_fluid_images', 0);
2197	}
2198	}
2199	}
2200
2201	function berqwp_validate_url_array($urls)
2202	{
2203	$home_host = parse_url(home_url(), PHP_URL_HOST);
2204	$home_scheme = parse_url(home_url(), PHP_URL_SCHEME);
2205
2206	$urls = array_filter($urls, function ($url) use ($home_host) {
2207	$url_host = parse_url($url, PHP_URL_HOST);
2208
2209	// Relative URLs → treat as same host
2210	if (empty($url_host)) {
2211	return true;
2212	}
2213
2214	return $url_host === $home_host;
2215	});
2216
2217	$urls = array_map(function ($url) use ($home_scheme) {
2218	// Skip invalid URLs
2219	if (!is_string($url) \|\| $url === '') {
2220	return $url;
2221	}
2222
2223	$parts = parse_url($url);
2224
2225	// Relative URL → leave as-is
2226	if (empty($parts['scheme'])) {
2227	return $url;
2228	}
2229
2230	// Rebuild URL with home scheme
2231	$parts['scheme'] = $home_scheme;
2232
2233	$new_url = $parts['scheme'] . '://';
2234	$new_url .= $parts['host'] ?? '';
2235	$new_url .= isset($parts['port']) ? ':' . $parts['port'] : '';
2236	$new_url .= $parts['path'] ?? '';
2237	$new_url .= isset($parts['query']) ? '?' . $parts['query'] : '';
2238	$new_url .= isset($parts['fragment']) ? '#' . $parts['fragment'] : '';
2239
2240	return $new_url;
2241	}, $urls);
2242
2243	return $urls;
2244	}
2245
2246	function berqwp_render_toggle($name, $checked) {
2247	?>
2248	<label class="berq-toggle">
2249	<input type="checkbox" name="<?php echo esc_attr($name); ?>" <?php checked(1, $checked, true); ?>>
2250	<div class="berq-toggle-switch"></div>
2251	</label>
2252	<?php
2253	}
2254
2255	function berqwp_can_use_cloud() {
2256	$berqconfigs = berqConfigs::getInstance();
2257	$configs = $berqconfigs->get_configs();
2258	$license_key = berqwp_get_license_key();
2259
2260	return !empty($configs['site_id']) && !empty($configs['secret']) && !empty($configs['optimization_method']) && $configs['optimization_method'] == 'cloud' && !empty($license_key);
2261	}
2262