File: /home/b/o/h/bohousj/www/wp-content/plugins/wp-fastest-cache-premium/pro/library/delay-js.php
<?php
class WpFastestCacheDelayJS{
private $tags = array();
private $external_js_list = array();
public function __construct($html){
$this->html = $html;
$this->set_external_js_list();
$this->tags = $this->find_tags("<script", "</script>");
}
public function set_external_js_list(){
array_push($this->external_js_list, "\/\/apps\.elfsight\.com\/p\/platform\.js");
array_push($this->external_js_list, "\/\/app\.eu\.usercentrics\.eu\/browser-ui\/latest\/loader.js");
/*
//cdn.iubenda.com/cs/gpp/stub.js
//cdn.iubenda.com/cs/tcf/stub-v2.js
//cdn.iubenda.com/cs/tcf/safe-tcf-v2.js
//cdn.iubenda.com/cs/iubenda_cs.js
*/
array_push($this->external_js_list, "\/\/cdn\.iubenda\.com\/cs\/[^\'\"]+\.js");
array_push($this->external_js_list, "\/\/cdn\-cookieyes\.com\/client_data\/[^\/]+\/script\.js"); // https://cdn-cookieyes.com/client_data/98d628abbf56ac1b21091a7c/script.js
array_push($this->external_js_list, "\/\/cookie\-cdn\.cookiepro\.com\/scripttemplates\/otSDKStub.js"); // https://cookie-cdn.cookiepro.com/scripttemplates/otSDKStub.js
array_push($this->external_js_list, "\/\/cookie\-cdn\.cookiepro\.com\/consent\/[^\/]+\/OtAutoBlock\.js"); // https://cookie-cdn.cookiepro.com/consent/4bc6aca4-873d-44d4-bbc4-fdd2bb2a9309/OtAutoBlock.js
array_push($this->external_js_list, "\/\/consent\.cookiebot\.com\/uc\.js"); // <script id="Cookiebot" src="https://consent.cookiebot.com/uc.js" data-cbid="65fadc-a00-4e9b-a483-e0b8ddf81d" async></script>
array_push($this->external_js_list, "\/\/downloads\.mailchimp\.com\/js\/signup-forms\/popup\/unique-methods\/embed\.js");
array_push($this->external_js_list, "\/\/www\.?google-analytics\.com\/analytics\.js"); // <script defer src="https://www.google-analytics.com/analytics.js"></script>
array_push($this->external_js_list, "\/\/www\.?googletagmanager\.com\/gtag\/js"); // <script src="https://www.googletagmanager.com/gtag/js?id=XXXXXX" id="google_gtagjs-js" async></script>
array_push($this->external_js_list, "\/\/connect\.livechatinc\.com\/api\/[^\/]+\/script\/[^\/]+\/widget\.js"); // https://connect.livechatinc.com/api/v1/script/5f9a2753-6a3e-4594-a867-e61f99b773e6/widget.js?lcv=af1aa836-6a44-4013-8944-05d402c980f1
array_push($this->external_js_list, "\/\/js\.chargebee\.com\/[^\/]+\/chargebee\.js");
array_push($this->external_js_list, "\/\/assets\.pinterest\.com\/js\/pinit\.js");
array_push($this->external_js_list, "\/\/sdki\.truepush\.com\/sdk\/[^\/]+\/app\.js"); // https://sdki.truepush.com/sdk/v2.0.3/app.js
array_push($this->external_js_list, "\/\/static\.zdassets\.com\/ekr\/snippet\.js");
array_push($this->external_js_list, "\/\/storage\.googleapis\.com\/chatheroes\.com\/ecobranded\/ecobranded\.js");
array_push($this->external_js_list, "\/\/storage\.googleapis\.com\/chatheroes\.com\/ecobranded\/ecobranded\.js");
array_push($this->external_js_list, "\/\/user\.callnowbutton\.com\/[^\/]+\.js"); // <script data-cnb-version="1.4.2" async="async" src="https://user.callnowbutton.com/domain_7bf7e29d_1493_4adc_93c9_e81d62b2f789.js"></script>
array_push($this->external_js_list, "\/\/verify\.authorize\.net\:443\/anetseal\/seal\.js"); // <script language="javascript" src="//verify.authorize.net:443/anetseal/seal.js"></script>
array_push($this->external_js_list, "\/wp\-content\/plugins\/chaty\/js\/cht\-front\-script\.min\.js");
array_push($this->external_js_list, "\/wp\-content\/plugins\/contact\-form\-7\/includes\/swv\/js\/index\.js");
if(!preg_match("/wpcf7\.init/s", $this->html)){
array_push($this->external_js_list, "\/wp\-content\/plugins\/contact\-form\-7\/includes\/js\/index\.js");
}
array_push($this->external_js_list, "\/wp\-content\/plugins\/cookie-law-info\/legacy\/public\/js\/cookie-law-info-public\.js");
array_push($this->external_js_list, "\/wp\-content\/plugins\/cookie\-notice\/js\/front\.min\.js");
array_push($this->external_js_list, "\/wp\-content\/plugins\/gdpr\-cookie\-compliance\/dist\/scripts\/main\.js");
array_push($this->external_js_list, "\/wp\-content\/plugins\/table\-of\-contents\-plus\/front\.min\.js");
array_push($this->external_js_list, "\/wp-content\/plugins\/pixelyoursite\/dist\/scripts\/public.js");
array_push($this->external_js_list, "\/wp-content\/plugins\/pixelyoursite-pro\/dist\/scripts\/public.js");
array_push($this->external_js_list, "\/wp\-content\/plugins\/woocommerce\/assets\/js\/frontend\/add\-to\-cart\.min\.js");
array_push($this->external_js_list, "\/wp\-content\/plugins\/woocommerce\/assets\/js\/frontend\/add\-to\-cart\-variation\.min\.js");
array_push($this->external_js_list, "\/wp-content\/plugins\/wordpress-gdpr\/public\/js\/wordpress-gdpr-public\.js");
}
public function action(){
$this->tags = array_reverse($this->tags);
foreach ($this->tags as $key => &$value){
$delayed_js = $this->delay_it($value["text"]);
$this->html = substr_replace($this->html, $delayed_js, $value["start"], ($value["end"] - $value["start"] + 1));
}
return $this->html;
}
public function get_attributes($script){
$attributes = new stdClass();
preg_match_all("/\s+([^\s\=\'\"]+)\s*\=[\"\'\s]*([^\"\'\>]+)/i", $script, $parsed);
if(isset($parsed[1][0])){
foreach ($parsed[1] as $key => $value) {
$attributes->$value = $parsed[2][$key];
}
}
return $attributes;
}
public function delay_it($js){
$attributes = $this->get_attributes($js);
if(isset($attributes->src) && $this->in_external_js_list($attributes->src)){
$middle_for_external = "(function(d,s){";
$middle_for_external = $middle_for_external."var f=d.getElementsByTagName(s)[0];";
$middle_for_external = $middle_for_external."j=d.createElement(s);";
foreach ($attributes as $attr_key => $attr_value) {
$middle_for_external = $middle_for_external."j.setAttribute('".$attr_key."', '".$attr_value."');";
}
$middle_for_external = $middle_for_external."f.parentNode.insertBefore(j,f);";
$middle_for_external = $middle_for_external."})(document,'script');";
$timeout = 5;
}else if($tmp_inline_js = $this->in_inline_js_list($js)){
$tmp_inline_js = preg_replace("/^<script[^\>]*>|<\/script>$/i", "", $tmp_inline_js);
$middle_for_external = $tmp_inline_js;
$timeout = 500;
}
if(isset($middle_for_external)){
$js = str_replace("{{MIDDLE}}", $middle_for_external, $this->get_delay_inline_js_code());
$js = str_replace("{{TIMEOUT}}", $timeout, $js);
}
return $js;
}
public function in_inline_js_list($js = false){
if(!$js){
return false;
}
$js = preg_replace("/\/\*\s*\<\s*\!\s*\[\s*CDATA\s*\[\s*\*\//i", "", $js);
$js = preg_replace("/\/\*\s*\]\s*\]\>\s*\*\//i", "", $js);
$js = preg_replace("/\/\*[^\/\*\n]+\*\//", "", $js); // remove comment which is /* comment */
if(preg_match("/<script[^\>]*>\s*\(\s*function\([wdsli\s\,]+\)\s*\{\s*w\[l\]\s*\=\s*w\[l\]\s*\|\|\s*\[\];\s*w\[l\]\.push\(\s*\{\s*[\"\']\s*gtm\.start\s*[\"\'][^\}]+\s*\}\s*\)[^\}]+\s*\}\s*\)\([^\)]+\)\s*\;\s*<\/script>/i", $js)){
// (function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
// new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
// j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
// 'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
// })(window,document,'script','dataLayer','GTM-M2QGN6H');
return $js;
}
if(preg_match("/<script[^\>]*>\s*var\s+Tawk_API\s*\=\s*Tawk_API\s*\|\|\s*\{\}[\,\;\s]+(var)*\s*Tawk_LoadStart\s*\=\s*new\s+Date\(\)\s*\;\s*\(function\(\)\{[^\}]+\}\s*\)\(\)\s*\;\s*<\/script>/i", $js)){
// <script type="text/javascript">
// var Tawk_API=Tawk_API||{}, Tawk_LoadStart=new Date();
// (function(){
// var s1=document.createElement("script"),s0=document.getElementsByTagName("script")[0];
// s1.async=true;
// s1.src='https://embed.tawk.to/63f4e6a831ebfa0fe7ee85a6/1gpqaa15b';
// s1.charset='UTF-8';
// s1.setAttribute('crossorigin','*');
// s0.parentNode.insertBefore(s1,s0);
// })();
// </script>
// <script id="tawk-script">
// var Tawk_API=Tawk_API||{};
// var Tawk_LoadStart=new Date();
// (function(){
// var s1=document.createElement('script'),s0=document.getElementsByTagName('script')[0];
// s1.async=true;
// s1.src='https://embed.tawk.to/61e7e3ebb84f7301d32bcc96/1fpot4ks0';
// s1.charset='UTF-8';
// s1.setAttribute('crossorigin','*');
// s0.parentNode.insertBefore(s1, s0);
// })();</script>
return $js;
}
if(preg_match("/<script[^\>]*>\s*\!function\([fbevnts\,\s]+\)\s*\{(((?!\.insertBefore\().)+)\.insertBefore\([^\)]+\)\}\([^\)]+fbevents\.js[^\)]+\);\s*(fbq\([^\)]+\)\s*\;\s*){0,2}\s*<\/script>/is", $js)){
// <script>!function(f,b,e,v,n,t,s){if(f.fbq)return;n=f.fbq=function(){n.callMethod?
// n.callMethod.apply(n,arguments):n.queue.push(arguments)};if(!f._fbq)f._fbq=n;
// n.push=n;n.loaded=!0;n.version='2.0';n.queue=[];t=b.createElement(e);t.async=!0;
// t.src=v;s=b.getElementsByTagName(e)[0];s.parentNode.insertBefore(t,s)}(window,
// document,'script','https://connect.facebook.net/en_US/fbevents.js');</script>
// <script>!function(f,b,e,v,n,t,s){if(f.fbq)return;n=f.fbq=function(){n.callMethod?
// n.callMethod.apply(n,arguments):n.queue.push(arguments)};
// if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';
// n.queue=[];t=b.createElement(e);t.async=!0;
// t.src=v;s=b.getElementsByTagName(e)[0];
// s.parentNode.insertBefore(t,s)}(window, document,'script',
// 'https://connect.facebook.net/en_US/fbevents.js');
// fbq('init', '305619320703136');
// fbq('track', 'PageView');</script>
return $js;
}
if(preg_match("/<script[^\>]*>\s*(fbq\([^\)]+\)\;\s*){2}document\.addEventListener\(/i", $js)){
// <script>
// fbq('init', '649269165501775', {}, {
// "agent": "woocommerce-7.4.0-3.0.12"
// });
// fbq('track', 'PageView', {
// "source": "woocommerce",
// "version": "7.4.0",
// "pluginVersion": "3.0.12"
// });
// document.addEventListener('DOMContentLoaded', function(){
// jQuery&&jQuery(function($){
// $(document.body).append('<div class=\"wc-facebook-pixel-event-placeholder\"></div>');
// });
// }, false);
// </script>
$js = preg_replace("/document\.addEventListener\(\s*[\'\"]\s*DOMContentLoaded\s*[\'\"]\s*,\s*function\(\)\{(((?!\}\s*,\s*false\s*\)\s*;).)+)\}\s*,\s*false\s*\)\s*;/is", "$1", $js);
return $js;
}
if(preg_match("/<script[^\>]*>\s*\(\s*function\([^\)]+\)\{\s*[^\{]+function\(\)\{[^\}]+\}[^\}]+\}\s*\)\s*\([^\)]+mc\.yandex\.ru\/metrika\/tag\.js[^\)]+\)\s*\;\s*ym\([^\)]+\)\s*\;\s*<\/script>/", $js)){
// <script defer >(function(m,e,t,r,i,k,a){m[i]=m[i]||function(){(m[i].a=m[i].a||[]).push(arguments)};
// m[i].l=1*new Date();k=e.createElement(t),a=e.getElementsByTagName(t)[0],k.async=1,k.src=r,a.parentNode.insertBefore(k,a)})
// (window, document, "script", "https://mc.yandex.ru/metrika/tag.js", "ym");
// ym(89601392, "init", {
// clickmap:true,
// trackLinks:true,
// accurateTrackBounce:true
// });</script>
return $js;
}
if(preg_match("/<script[^\>]*>\s*window\.dojoRequire\s*\(((?:(?!\}\s*\)).)+)(\s*\}\s*\)\s*)+\s*<\/script>/is", $js)){
// <script>window.dojoRequire(["mojo/signup-forms/Loader"], function(L){ L.start({"baseUrl":"mc.us7.list-manage.com","uuid":"e20fdfb45704802e3f0352e1b","lid":"feb90e6353","uniqueMethods":true}) })</script>
return $js;
}
if(preg_match("/<script\s*>\s*\(\s*function\s*\([hotjar,\s]+\)\s*\{\s*((?:(?!\}\s*\)\s*\().)+)\}\s*\)\s*\([^\)]+static\.hotjar\.com[^\)]+\)\s*\;\s*\<\/script>/is", $js)){
// <script>(function(h, o,t ,j,a,r){
// h.hj=h.hj||function(){(h.hj.q=h.hj.q||[]).push(arguments)};
// h._hjSettings={hjid:3867011,hjsv:5};
// a=o.getElementsByTagName('head')[0];
// r=o.createElement('script');r.async=1;
// r.src=t+h._hjSettings.hjid+j+h._hjSettings.hjsv;
// a.appendChild(r);
// } ) ( window,document,'//static.hotjar.com/c/hotjar-','.js?sv=');</script>
return $js;
}
return false;
}
public function get_delay_inline_js_code(){
$script = "<script data-wpfc-render=\"false\">";
$script = $script."(function(){";
$script = $script.'let events=["mouseover", "mousemove", "wheel", "scroll", "touchstart", "touchmove"];';
$script = $script."let fired = false;";
$script = $script."events.forEach(function(event){";
$script = $script."window.addEventListener(event, function(){";
$script = $script."if(fired === false){";
$script = $script."fired = true;";
$script = $script."setTimeout(function(){ {{MIDDLE}} }, {{TIMEOUT}});";
$script = $script."}";
$script = $script."},{";
$script = $script."once: true";
$script = $script."});";
$script = $script."});";
$script = $script."})();";
$script = $script."</script>";
return $script;
}
public function in_external_js_list($src = false){
if(!$src){
return false;
}
foreach ($this->external_js_list as $key => $value) {
if(preg_match("/".$value."/i", $src)){
return true;
}
}
return false;
}
public function find_tags($start_string, $end_string){
if(!$this->html){
return array();
}else{
$data = $this->html;
}
$list = array();
$start_index = false;
$end_index = false;
for($i = 0; $i < strlen( $data ); $i++) {
if(substr($data, $i, strlen($start_string)) == $start_string){
if(!$start_index && !$end_index){
$start_index = $i;
}
}
if($start_index && $i > $start_index){
if(substr($data, $i, strlen($end_string)) == $end_string){
$end_index = $i + strlen($end_string)-1;
$text = substr($data, $start_index, ($end_index-$start_index + 1));
array_push($list, array("start" => $start_index, "end" => $end_index, "text" => $text));
$start_index = false;
$end_index = false;
}
}
}
return $list;
}
}
?>