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<?php
namespace SpeedyCache;
if( !defined('SPEEDYCACHE_PRO_VERSION') ){
die('HACKING ATTEMPT!');
}
class RenderBlocking {
static function init($html){
global $speedycache;
$speedycache->render_blocking = array();
$speedycache->render_blocking['except'] = '';
$speedycache->render_blocking['tags'] = array();
$speedycache->render_blocking['header_start_index'] = 0;
$speedycache->render_blocking['js_tags_text'] = '';
$speedycache->render_blocking['html'] = $html;
self::set_header_start_index();
self::set_tags();
$speedycache->render_blocking['tags'] = self::reorder_tags($speedycache->render_blocking['tags']);
}
static function set_tags(){
self::set_comments();
self::set_js();
self::set_css();
}
static function set_comments(){
global $speedycache;
$comment_tags = self::find_tags('<!--', '-->');
self::set_except($comment_tags);
foreach($comment_tags as $key => $value){
if(preg_match("/\<\!--\s*\[if/i", $value['text'])){
if(preg_match("/data-speedycache-render\=[\"\']false[\"\']/i", $value['text'])){
continue;
}
array_push($speedycache->render_blocking['tags'], $value);
}
}
}
static function set_css(){
global $speedycache;
$style_tags = self::find_tags('<style', '</style>');
foreach($style_tags as $key => $value){
// <script>var xxx ={"id":"4", "html":"<style>\n\t\t\t.container{color:#CCCCCC;}\n\t\t<\/style>"};</script>
if(!preg_match("/<\/script>/i", $value['text'])){
array_push($speedycache->render_blocking['tags'], $value);
}
}
$link_tags = self::find_tags('<link', '>');
foreach($link_tags as $key => $value){
if(preg_match("/href\s*\=/i", $value['text'])){
if(preg_match("/rel\s*\=\s*[\'\"]\s*stylesheet\s*[\'\"]/i", $value['text'])){
array_push($speedycache->render_blocking['tags'], $value);
}
}
}
}
static function set_js(){
global $speedycache;
// Creating regex to exclude js from RenderBlocking
if(!empty($speedycache->options['render_blocking_excludes'])){
$exclude_script_list = array_map('preg_quote', $speedycache->options['render_blocking_excludes'], array_fill(0, count($speedycache->options['render_blocking_excludes']), '/'));
$exclude_user_script = '/\b(?:' . implode('|', $exclude_script_list) . ')\b/';
}
$script_tag = self::find_tags('<script', '</script>');
foreach($script_tag as $key => $value){
if(self::exclude_scripts($value['text'])){
continue;
}
// Excludes the user specified scripts
if(!empty($exclude_user_script) && preg_match($exclude_user_script, $value['text'])){
continue;
}
// Import map should always load at the same place as it is meant to be loaded before other scripts.
if(preg_match("/importmap/i", $value['text'])){
continue;
}
//<script type='text/javascript' src='http://partner.googleadservices.com/gampad/google_service.js'></script>
if(preg_match("/partner\.googleadservices\.com\/gampad\/google_service\.js/i", $value['text'])){
continue;
}
// <script type='text/javascript'>
// GS_googleAddAdSenseService("ca-pub-1059380037");
// GS_googleEnableAllServices();
// </script>
if(preg_match("/<script[^\>]*>\s*GS_googleAddAdSenseService\([\"\'][^\"\']+[\"\']\)\;\s*GS_googleEnableAllServices\(\)\;\s*<\/script>/i", $value['text'])){
continue;
}
// <script type='text/javascript'>
// GA_googleAddSlot("ca-pub-1059380037", "viajablog-300-250");
// </script>
if(preg_match("/<script[^\>]*>\s*GA_googleAddSlot\([^\)]+\)\;\s*<\/script>/i", $value['text'])){
continue;
}
// <script type='text/javascript'>
// GA_googleFetchAds();
// </script>
if(preg_match("/<script[^\>]*>\s*GA_googleFetchAds\(\)\;\s*<\/script>/i", $value['text'])){
continue;
}
// <script>
// (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
// (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
// m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
// })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
// ga('create', 'UA-9999-9', 'auto');
// ga('send', 'pageview');
// </script>
if(preg_match("/<script[^\>]*>\s*\(function\(i,s,o,g,r,a,m\)\{i\[\'GoogleAnalyticsObject\'\]/i", $value['text'])){
if(preg_match("/ga\(\'send\',\s*\'pageview\'\)\;\s*<\/script>/i", $value['text'])){
continue;
}
}
// <script async src="https://www.googletagmanager.com/gtag/js?id=AW-123456789"></script>
// <script>window.dataLayer=window.dataLayer||[];
// function gtag(){
// dataLayer.push(arguments);
// }
// gtag('js', new Date());
// gtag('config', 'AW-123456789');</script>
// <script type="text/javascript">
// gtag('event', 'page_view', {
// 'send_to': 'AW-123456789',
// 'ecomm_pagetype': 'home'
// });
//</script>
if(preg_match("/<script[^\>]+googletagmanager\.com\/gtag\/js[^\>]+>/i", $value['text'])){
continue;
}
if(preg_match("/^<script>\s*window\.dataLayer\s*=\s*window\.dataLayer/i", $value['text']) &&
preg_match("/gtag\([^\)]+\)\s*\;\s*<\/script>$/i", $value['text'])){
continue;
}
/*
<script id="bx24_form_inline" data-skip-moving="true">
(function(w,d,u,b){w['Bitrix24FormObject']=b;w[b] = w[b] || function(){arguments[0].ref=u;
(w[b].forms=w[b].forms||[]).push(arguments[0])};
if(w[b]['forms']) return;
var s=d.createElement('script');s.async=1;s.src=u+'?'+(1*new Date());
var h=d.getElementsByTagName('script')[0];h.parentNode.insertBefore(s,h);
})(window,document,'https://speedycache.bitrix24.com/bitrix/js/crm/form_loader.js','b24form');
b24form({"id":"1","lang":"en","sec":"yesxbh","type":"inline"});
</script>
*/
if(preg_match("/data-skip-moving\=[\"\']true[\"\']/i", $value['text'])){
continue;
}
if(preg_match('/amzn_assoc_placement/i', $value['text'])){
// <script>amzn_assoc_placement="adunit0";
// amzn_assoc_search_bar="false";
// amzn_assoc_tracking_id="3d0f1f-20";
// amzn_assoc_ad_mode="search";
// amzn_assoc_ad_type="smart";
// amzn_assoc_marketplace="amazon";
// amzn_assoc_region="US";
// amzn_assoc_title="";
// amzn_assoc_default_search_phrase="Spray Paint ";
// amzn_assoc_default_category="All";
// amzn_assoc_linkid="949bfb847147d654e679d4876a8e2b77";</script>
continue;
}
//<script type="text/javascript">document.write("<div data-role=\"amazonjs\" data-asin=\"1234567890\" data-locale=\"JP\" data-tmpl=\"\" data-img-size=\"\" class=\"asin_1234567890_JP_ amazonjs_item\"><div class=\"amazonjs_indicator\"><span class=\"amazonjs_indicator_img\"></span><a class=\"amazonjs_indicator_title\" href=\"https://www.amazon.co.jp/%E5%B8%8%E5%AF%BF/dp/1234567890?SubscriptionId=AKIAIQGSXT2U7QVCQGHA&tag=hiyokoweb06-22&linkCode=xm2&camp=2025&creative=165953&creativeASIN=4335787\">希望難民ご一行様 ピースボートと「承認の共同体」幻想 (光文社新書)</a><span class=\"amazonjs_indicator_footer\"></span></div></div>")</script>
if(preg_match("/^<script[^\>]*>\s*document.write\([\"\']\s*<div/i", $value['text'])){
if(preg_match("/\s*<\/div>[\"\']\)\s*<\/script>$/i", $value['text'])){
if(preg_match("/amazonjs/i", $value['text'])){
continue;
}
}
}
if(preg_match('/reklamstore/i', $value['text'])){
if(preg_match("/reklamstore_region_id/i", $value['text'])){
continue;
}else if(preg_match("/reklamstore\.com\/reklamstore\.js/i", $value['text'])){
continue;
}
}
//<script>document.write ('<iframe id="g2324_1" src="http://site.com/index.php?display_gallery_iframe&gal_id=2324_1&gal_type=2&gal_cap=OFF&gal_page=false"></iframe>');</script>
if(preg_match("/document\.write\s*\(/i", $value['text'])){
if(preg_match("/<iframe/i", $value['text'])){
continue;
}
}
//Yandex.Metrika counter
if(preg_match("/mc\.yandex\.ru\/metrika\/watch\.js/i", $value['text'])){
if(preg_match("/yandex_metrika_callbacks/i", $value['text'])){
continue;
}
}
//<script type="text/javascript" src="https://seal.thawte.com/getthawteseal?host_name=www.site.co.za&size=S&lang=en"></script>
if(preg_match("/seal\.thawte\.com/i", $value['text'])){
continue;
}
//<script type= "text/javascript">var RecaptchaOptions = {custom_translations : { instructions_visual : "This is my text:" }};</script>
if(preg_match("/var\s+RecaptchaOptions\s*=\s*\{/i", $value['text'])){
continue;
}
/*
<script src='https://www.google.com/recaptcha/api.js?render=12356o4hLx1PTv7yszALlb5F_M&ver=3.0'></script>
<script type="text/javascript" src="http://www.google.com/recaptcha/api/challenge?k=88a7E&hl=en"></script>
*/
if(preg_match("/google\.com\/recaptcha\/api/i", $value['text'])){
continue;
}
// <script>(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-5NRFSPW');</script>
if(preg_match("/googletagmanager\.com\/gtm\.js/i", $value['text']) && preg_match("/parentNode\.insertBefore/i", $value['text'])){
continue;
}
//<script src="https://gist.github.com/name/89964fb23055f8d45f12345befd4d024.js"></script>
if(preg_match("/gist\.github\.com\//i", $value['text'])){
continue;
}
//<script async="asnyc" type="text/javascript" src="https://a-ssl.ligatus.com/?ids=11111&t=js&s=1"></script>
if(preg_match("/a-ssl\.ligatus\.com/i", $value['text'])){
continue;
}
//<script type="text/javascript" src="https://sealserver.trustwave.com/seal.js?style=invert&code=89999"></script>
if(preg_match("/sealserver\.trustwave\.com\/seal\.js/i", $value['text'])){
continue;
}
//<script language="javascript" src="//inviocare.us13.list-manage.com/generate-js/?u=f3707cdf398370b05&fid=4301&show=10" type="text/javascript"></script>
if(preg_match("/inviocare\.us13\.list\-manage\.com\/generate\-js/i", $value['text'])){
continue;
}
//<script type="text/javascript" src="https://form.jotform.co/jsform/60138856"></script>
if(preg_match("/jotform[^\/]+\/jsform\/\d+/i", $value['text'])){
continue;
}
//<script charset="utf-8" type="text/javascript" src="//js.hsforms.net/forms/shell.js"></script>
//<script charset="utf-8" type="text/javascript" src="//js.hsforms.net/forms/v2.js"></script>
if(preg_match("/js\.hsforms\.net\/forms\//i", $value['text'])){
continue;
}
/*
<script>hbspt.forms.create({
portalId: 5102205,
formId: "c11016e5-6a9a-4361-a358-a2ac92b8399e",
shortcode: "wp"
});</script>
*/
if(preg_match("/<script>\s*hbspt\.forms\.create\([^\)]+\)\;\s*<\/script>/i", $value['text'])){
continue;
}
//<script type="application/json" class="wp-playlist-script">
if(preg_match("/<script[^\>]+application\/json[^\>]+/i", $value['text'])){
// if(preg_match("/<script[^\>]+wp-playlist-script[^\>]+/i", $value['text'])){
// continue;
// }
continue;
}
//<script type='application/ld+json' class='yoast-schema-graph yoast-schema-graph--main'></script>
if(preg_match("/<script[^\>]+application\/ld\+json[^\>]+>/i", $value['text'])){
continue;
}
//<script id='tmpl-nf-field-input' type='text/template'>
//<script type='text/html' class='av-video-tmpl'>
if(preg_match("/<script[^\>]+text\/(template|html)[^\>]+/i", $value['text'])){
continue;
}
//<script type="text/css" id="tmpl-tribe_customizer_css">
if(preg_match("/<script[^\>]+text\/css[^\>]+/i", $value['text'])){
continue;
}
// <script src='https://snapppt.com/widgets/widget_loader/979939cd-504c-4b59-9dcc-9e9f39dc1d09/grid.js' class='snapppt-widget'></script>
if(preg_match("/snapppt\.com\/widgets\/widget_loader/i", $value['text'])){
continue;
}
// <script src="/plugins/smart-cookie-kit/res/empty.js" data-blocked="http://maps.googleapis.com/maps/api/js" data-sck_type="2" data-sck_unlock="profiling" data-sck_ref="Google Maps" data-sck_index="1" class="BlockedBySmartCookieKit"></script>
if(preg_match("/class\s*\=\s*[\'\"]BlockedBySmartCookieKit[\'\"]/i", $value['text'])){
continue;
}
/*
<script src="//platform.linkedin.com/in.js" type="text/javascript">lang: en_US</script>
<script type="IN/Share" data-counter="top" data-onSuccess="share" data-url="https://helenstock.com/product/romantic-fashion/"></script>
*/
if(preg_match("/platform\.linkedin\.com\/in\.js/i", $value['text']) || preg_match("/type=[\"\']IN\/Share[\"\']/i", $value['text'])){
continue;
}
/*
<script id="mNCC" language="javascript">
medianet_width="336";
medianet_height="280";
medianet_crid="656555462";
medianet_versionId="3111299";
</script>
<script src="//contextual.media.net/nmedianet.js?cid=8CU33LCO0"></script>
*/
if((preg_match('/medianet_width/i', $value['text']) && preg_match('/medianet_height/i', $value['text'])) || preg_match("/contextual\.media\.net\/nmedianet\.js/i", $value['text'])){
continue;
}
/*
<script class="cmplz-stats">(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||fu);</script>
<script class="cmplz-native">function complianz_enable_cookies(){console.log("enabling cookies");}</script>
https://wordpress.org/plugins/complianz-gdpr/
*/
if(preg_match("/class\s*\=\s*[\"\']cmplz-(stats|native)\s*[\"\']/i", $value['text'])){
continue;
}
/*
Advanced noCaptcha & invisible Captcha
var anr_onloadCallback=function(){
};
*/
if(preg_match('/anr_onloadCallback/i', $value['text'])){
continue;
}
$speedycache->render_blocking['js_tags_text'] = $speedycache->render_blocking['js_tags_text'].$value['text'];
array_push($speedycache->render_blocking['tags'], $value);
}
}
static function set_header_start_index(){
global $speedycache;
$head_tag = self::find_tags('<head', '>');
$speedycache->render_blocking['header_start_index'] = 0;
if(!empty($head_tag[0]) && !empty($head_tag[0]['start'])){
$speedycache->render_blocking['header_start_index'] = $head_tag[0]['start'];
}
}
static function reorder_tags($tags){
// <script>jQuery('head').append('<style>' + arr_splits[i] + '</style>');</script>
// <script>document.getElementById("id").innerHTML='<div> <span> <!--[if !IE]>--> xxx <!--<![endif]--> </span></div>';</script>
$list = array();
for ($i=0; $i < count($tags); $i++){
for ($j=0; $j < count($tags); $j++){
if($tags[$i]['start'] > $tags[$j]['start']){
if($tags[$i]['end'] < $tags[$j]['end']){
array_push($list, $i);
}
}
}
}
foreach($list as $key => $value){
unset($tags[$value]);
}
$sorter = array();
$ret = array();
foreach($tags as $ii => $va){
$sorter[$ii] = $va['start'];
}
asort($sorter);
foreach($sorter as $ii => $va){
$ret[$ii] = $tags[$ii];
}
$tags = $ret;
return $tags;
}
static function exclude_scripts($text){
$excludeables = array(
'/google_ad_client/',
'/googlesyndication\.com/',
'/app\.getresponse\.com/i',
'/adsbygoogle/i',
'/^<script[^\>]*>\s*gtag\([^\)]+\)\s*\;\s*<\/script>$/i',
'/smarticon\.geotrust\.com\/si\.js/i',
'/veedi\.com\/player\/embed\/veediEmbed\.js/i',
'/cdn\.ampproject\.org/i',
'/data-speedycache-render\=[\"\']false[\"\']/i',
'/adserver\.adtechjp\.com/i',
'/ib\.3lift\.com/i',
'/adtradradservices\.com/i',
'/static.clickpapa.com\/c\.js/i',
'/clickpapa_ad_client/i',
'/cts\.tradepub\.com/i',
'/_areklam_target|ad\.arklm\.com/i',
'/admatic\.com\.tr/i',
'/ca\.cubecdn\.net/i',
'/amazon-adsystem\.com\/widgets\/onejs/i',
'/cdn\.playwire\.com\/bolt\/js\/zeus\/embed\.js/i',
'/static\.mailerlite\.com/i',
);
$is_excludeable = false;
foreach($excludeables as $excludeable){
if(preg_match($excludeable, $text)){
$is_excludeable = true;
break;
}
}
return $is_excludeable;
}
static function set_except($tags){
global $speedycache;
foreach($tags as $key => $value){
$speedycache->render_blocking['except'] = $value['text'].$speedycache->render_blocking['except'];
}
}
static function find_tags($start_string, $end_string, $html = false){
global $speedycache;
$data = $speedycache->render_blocking['html'];
if(!empty($html)){
$data = $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 = $i;
}
}
if(empty($start_index) || $i < $start_index){
continue;
}
if(substr($data, $i, strlen($end_string)) !== $end_string){
continue;
}
$end_index = $i + strlen($end_string) - 1;
$text = substr($data, $start_index, ($end_index - $start_index + 1));
if($html === false){
$tag = self::get_tags($start_index, $text, $end_index);
if($tag !== FALSE){
array_push($list, $tag);
}
}else{
array_push($list, array('start' => $start_index, 'end' => $end_index, 'text' => $text));
}
$start_index = false;
$end_index = false;
}
return $list;
}
static function get_tags($start_index, $text, $end_index){
global $speedycache;
if($start_index <= $speedycache->render_blocking['header_start_index']){
return false;
}
if($speedycache->render_blocking['except']){
if(strpos($speedycache->render_blocking['except'], $text) === false){
return array('start' => $start_index, 'end' => $end_index, 'text' => $text);
}
return false;
}
return array('start' => $start_index, 'end' => $end_index, 'text' => $text);
}
static function split_html_condition($tag){
if(substr_count($tag, '<!--') !== substr_count($tag, '-->')){
return false;
}
if(!preg_match("/\<\!--\s*\[if[^\>]+>/i", $tag, $start_cond)){
return false;
}
if(!preg_match("/<\!\[endif\]-->/i", $tag, $end_cond)){
return false;
}
$all = array();
$script_tag = self::find_tags('<script', '</script>', $tag);
$style_tags = self::find_tags('<style', '</style>', $tag);
$link_tags = self::find_tags('<link', '>', $tag);
$all = array_merge($script_tag, $style_tags, $link_tags);
$all = self::reorder_tags($all);
foreach($all as $key => &$value){
$value['text'] = $start_cond[0].$value['text'].$end_cond[0];
}
return $all;
}
static function add_defer_attr($tags){
$external_start = false;
foreach($tags as $key => &$value){
if(preg_match("/^<script/i", $value['text'])){
if(preg_match("/var\s+[^\=\;\s\"\']+\s*\=\s*new\s+[^\(\)]+\(/i", $value['text'])){
//var block_td_uid_2_58aab3b5b4eb1=new tdBlock()
break;
}else if(preg_match("/jQuery\(\s*window\s*\)\.load\(/i", $value['text']) || preg_match("/\\$\(\s*window\s*\)\.load\(/i", $value['text'])){
//jQuery(window).load(function(){
//$(window).load(function(){
break;
}else if(preg_match("/^<script[^\>]*>\s*jQuery\([^\)\(]+\)\.[a-z]+\(/i", $value['text']) && strpos($value['text'], "\n") === FALSE){
//<script>jQuery("div").append("");</script>
$value['text'] = self::defer_load_inline_js($value['text']);
}else if(preg_match("/^<script[^\>]*>\s*\(function\(\\$\)\{[^\}\n]+\}\)\(jQuery\)\;\s*<\/script>/", $value['text'])){
//<script>(function($){"use strict";$("html").removeClass("ut-no-js").addClass("ut-js js");})(jQuery);</script>
$value['text'] = self::defer_load_inline_js($value['text']);
}else if(preg_match("/^<script[^\>]+src=[\'\"][^\>]+>/i", $value['text'])){
if(preg_match("/data-cfasync\=/i", $value['text'])){
break;
}
if(preg_match("/googletagmanager\.com/i", $value['text'])){
continue;
}
if(!preg_match("/\s+defer\s+/i", $value['text'])){
$value['text'] = preg_replace("/<script\s+/", '<script defer ', $value['text']);
}
$external_start = true;
}else{
//inline js
if(preg_match("/connect\.facebook\.net/i", $value['text']) && preg_match("/parentNode\.insertBefore/i", $value['text'])){
// <script>(function(d, s, id){
// var js, fjs=d.getElementsByTagName(s)[0];
// if(d.getElementById(id)) return;
// js=d.createElement(s); js.id=id;
// js.async=true;
// js.src="//connect.facebook.net/nl_NL/sdk.js#xfbml=1&version=v2.8&appId=1126044540802926";
// fjs.parentNode.insertBefore(js, fjs);
// }(document, 'script', 'facebook-jssdk'));</script>
continue;
}else if(preg_match("/<script[^\>]*>\s*_stq\s*\=\s*window\._stq/i", $value['text']) && preg_match("/_stq\.push\s*\([^\)]+\)\s*\;\s*<\/script>/i", $value['text'])){
// <script type='text/javascript'>
// _stq = window._stq || [];
// _stq.push([ 'view', {v:'ext',j:'1:5.5',blog:'121052134',post:'88',tz:'3',srv:'www.bibersa.com'} ]);
// _stq.push([ 'clickTrackerInit', '121052134', '88' ]);
// </script>
continue;
}else{
if($external_start){
break;
}else{
if(preg_match("/var\s+wpforms(_settings|RecaptchaLoad|RecaptchaCallback)\s*\=/i", $value['text'])){
// WPForms Lite
// var wpforms_settings = {variable}
// var wpformsRecaptchaLoad=function(){
// var wpformsRecaptchaCallback=function
continue;
}
if(preg_match("/window\.TL_Const/i", $value['text']) && preg_match("/var\s+TL_Const/i", $value['text'])){
// Thrive Leads
// if(!window.TL_Const){var TL_Const=
continue;
}
if(preg_match("/<script[^\>]+application\/ld\+json[^\>]+>/i", $value['text'])){
// <script type="application/ld+json">
// {
// "@context": "http://schema.org/",
// "@type": "Product",
// "name": "Product Name",
// "image": "/default.png",
// "aggregateRating": {
// "@type": "AggregateRating",
// "ratingValue": "5",
// "reviewCount": "81"
// }
// }
// </script>
continue;
}
if(preg_match("/_translator_revolution_dropdown/i", $value['text'])){
// <script>var _translator_revolution_dropdown=_translator_revolution_dropdown||{languages: ["en","fr","de"],excludeSelector: "code, #wpadminbar",locationWidget: false};</script>
continue;
}
$value['text'] = self::defer_load_inline_js($value['text']);
}
}
}
}else if(preg_match("/^<(link|style)/i", $value['text'])){
continue;
}else if(preg_match("/<\!--\s*\[if/i", $value['text'])){
preg_match_all("/<script[^\>]+src=[\'\"][^\>]+>/i", $value['text'], $src_number);
preg_match_all("/<script[^\>]*/i", $value['text'], $script_tag_number);
if(count($script_tag_number[0]) != count($src_number[0])){
break;
}
if(preg_match("/<link|<style/i", $value['text'])){
break;
}
if(!preg_match("/<script[^\>]+src=[\'\"][^\>]+>/i", $value['text'])){
break;
}
if(preg_match("/data-cfasync\=/i", $value['text'])){
break;
}
if(!preg_match("/<script[^\>]+defer[^\>]+>/i", $value['text'])){
$value['text'] = preg_replace("/<script\s+/", '<script defer ', $value['text']);
}
}else{
break;
}
}
return $tags;
}
static function action($render_blocking_css = false, $make_defer = false){
global $speedycache;
$wpemojiSettings = '';
$google_fonts = '';
$bootstrapcdn = '';
$inline_js = '';
$document_ready_js = '';
$third_part_js = '';
$script = '';
$style = '';
//to remove tags
$speedycache->render_blocking['tags'] = array_reverse($speedycache->render_blocking['tags']);
foreach($speedycache->render_blocking['tags'] as $key => &$value){
if(preg_match("/\<\!--\s*\[if[^\>]+>/i", $value['text'])){
if($arr = self::split_html_condition($value['text'])){
$style = '';
$script = '';
foreach($arr as $arr_key => $arr_value){
if(preg_match("/\<\!--\s*\[if[^\>]+>(<link|<style)/i", $arr_value['text'])){
$style = $style."\n".$arr_value['text'];
}else if(preg_match("/\<\!--\s*\[if[^\>]+><script/i", $arr_value['text'])){
$script = $script."\n".$arr_value['text'];
}
}
}
$value['text'] = $script;
$speedycache->render_blocking['html'] = substr_replace($speedycache->render_blocking['html'], $style, $value['start'], ($value['end'] - $value['start'] + 1));
}else if(preg_match("/^<script/i", $value['text'])){
$speedycache->render_blocking['html'] = substr_replace($speedycache->render_blocking['html'], '', $value['start'], ($value['end'] - $value['start'] + 1));
}else if(preg_match("/^<link[^\>]+(fonts|ajax)\.googleapis\.com[^\>]+>/", $value['text'])){
if(!empty($speedycache->options['google_fonts'])){
$speedycache->render_blocking['html'] = substr_replace($speedycache->render_blocking['html'], '', $value['start'], ($value['end'] - $value['start'] + 1));
$google_fonts = $value['text']."\n".$google_fonts;
}
}else if(preg_match("/^<link[^\>]+(maxcdn)\.bootstrapcdn\.com[^\>]+>/", $value['text'])){
$speedycache->render_blocking['html'] = substr_replace($speedycache->render_blocking['html'], '', $value['start'], ($value['end'] - $value['start'] + 1));
$bootstrapcdn = $value['text']."\n".$bootstrapcdn;
}
}
foreach($speedycache->render_blocking['tags'] as $key => &$value){
if($value['text'] && preg_match("/^<script/i", $value['text'])){
if(preg_match("/gravatar\.com\/js\/gprofiles\.js/i", $value['text']) ||
preg_match("/use\.fontawesome\.com/i", $value['text']) ||
preg_match("/s0\.wp\.com\/".SPEEDYCACHE_WP_CONTENT_DIR."\/js\/devicepx-jetpack\.js/i", $value['text'])){
//<script type='text/javascript' src='http://s.gravatar.com/js/gprofiles.js?ver=2023Janaa'></script>
//<script type='text/javascript' src='http://s0.wp.com/site-data/js/devicepx-jetpack.js?ver=201701'></script>
//<script defer src="https://use.fontawesome.com/123456789.js"></script>
if(!preg_match("/\sdefer\s/i", $value['text'])){
$value['text'] = preg_replace("/<script\s+/", '<script defer ', $value['text']);
}
if(!preg_match("/\sasync\s/i", $value['text'])){
$value['text'] = preg_replace("/<script\s+/", '<script async ', $value['text']);
}
unset($speedycache->render_blocking['tags'][$key]);
$third_part_js = $value['text']."\n".$third_part_js;
}else if(preg_match("/document\.addEventListener\(\s*[\"\']\s*DOMContentLoaded\s*[\"\']\s*,\s*function\s*\([^\)]*\)\s*\{/i", $value['text'])){
//to remove jQuery(document) which contains window.attachEvent
unset($speedycache->render_blocking['tags'][$key]);
$document_ready_js = $value['text']."\n".$document_ready_js;
}else if(preg_match("/^<script[^\>]*>\s*jQuery\(\s*document\s*\)\.ready\(/i", $value['text'])){
// <script>
// jQuery(document).ready(function($){
// });
// </script>
if(preg_match("/jQuery\(\s*window\s*\)\.load\(/i", $value['text'])){
//jQuery(window).load(function(){
continue;
}
if(preg_match("/\\$\(\s*window\s*\)\.load\(/i", $value['text'])){
//$(window).load(function(){
continue;
}
if(preg_match("/var owl\s*=\s*\\$\([\'\"]\.products-carousels-/i", $value['text'])){
//to exclude carousel of Master Slider
//https://codecanyon.net/item/master-slider-wordpress-responsive-touch-slider
//var owl=$('.products-carousels-99056136 #products');
continue;
}
if(preg_match("/\}\s*\)\s*\;\s*<\/script>$/i", $value['text'])){
$jqIsReady_func_name = 'jqIsReady_'.rand(100,999);
$value['text'] = preg_replace("/(<script[^\>]*>)/i", "$1"."(function ".$jqIsReady_func_name."(){if(typeof jQuery === \"undefined\"){".$jqIsReady_func_name."();}else{", $value['text']);
$value['text'] = preg_replace("/\s*(<\/script>)/i", "}})();"."$1", $value['text']);
unset($speedycache->render_blocking['tags'][$key]);
$document_ready_js = $value['text']."\n".$document_ready_js;
}
}else if(preg_match("/^<script[^\>]*>\s*window\.\_wpemojiSettings/", $value['text'])){
//to remove window._wpemojiSettings from tags
unset($speedycache->render_blocking['tags'][$key]);
$wpemojiSettings = $wpemojiSettings."\n".$value['text'];
}else if(!preg_match("/^<script[^\>]+src=[\'\"][^\>]+>/", $value['text'])){
//to remove inline js which do not contain any function
//<script>var _wpcf7={"loaderUrl":"sample"};</script>
$tmp = $value['text'];
// <script>/*<![CDATA[*/var THO_Front = THO_Front || {}; THO_Front.data = {"end_of_content_id":"tho-end","const":{"_e_click":1,"_engagement":2}}/*]]> */</script>
$tmp = preg_replace("/<script[^\>]+>\s*\/\*\s*<\!\[CDATA\[\s*\*\//", "", $tmp);
$tmp = preg_replace("/\/\*\s*\]\]>\s*\*\/\s*<\/script>/", "", $tmp);
// to remove multi-line comments but it removes everything. it does not work properly
$tmp = preg_replace("/\s*\/\*(.+)\*\/\s*/", '', $tmp);
//var themifyScript causes "fixed header" issue on thepurplepumpkinblog.co.uk
if(preg_match("/var\sthemifyScript/i", $tmp)){
continue;
}
//<script data-cfasync="false" type="text/javascript">var lsjQuery = jQuery;</script>
if(preg_match("/data-cfasync\=[\"\']false[\"\']/i", $tmp)){
continue;
}
if(preg_match("/(function|jQuery|if)\s*\([^\)\(]+\)/i", $tmp)){
if(!preg_match("/<script[^\>]*>\s*function heateorSssLoadEvent/i", $tmp)){
//https://plugins.trac.wordpress.org/browser/sassy-social-share/trunk/includes/class-sassy-social-share-widgets.php#L72
//https://plugins.trac.wordpress.org/browser/sassy-social-share/trunk/public/class-sassy-social-share-public.php#L104
continue;
}
}
//var block_td_uid_2_58aab3b5b4eb1=new tdBlock()
if(preg_match("/var\s+[^\=\;\s\"\']+\s*\=\s*new\s+[^\(\)]+\(/i", $tmp)){
continue;
}
//<script>var lsjQuery = jQuery;</script>
if(preg_match("/var\s+[^\=\s]+\s*\=\s*jQuery\s*\;/i", $value['text'])){
continue;
}
//<script>Abtf.css();</script>
//<script>dtGlobals.logoEnabled=1;</script>
//if var does not exist
if(!preg_match("/var\s*[a-z0-9_]+\s*\=\s*[^\;]+\s*\;/i", $tmp)){
continue;
}
//$=jQuery.noConflict()
//var joblistin_caned_msgs=jQuery.parseJSON('[{\"title\":\"jobs description 1\",
if(preg_match("/\=\s*jQuery\.(noConflict|parseJSON)\(/i", $tmp)){
continue;
}
//$(".menu-item-has-children a")
if(preg_match("/\\\$\s*\(\s*[\"\']/", $tmp)){
continue;
}
/*
<script>
jQ_nxs(document).on('nxs_event_resizeend.menu_mini_expand', function(){
//something
});
</script>
*/
if(preg_match("/\([^\)]+\)\.on\(\s*[\'\"][^\'\"]+[\'\"]\s*\,\s*function\(\)\{/", $tmp)){
continue;
}
/*
<script>
videojs("vid1").videoJsResolutionSwitcher();
var my_video_id = videojs("vid1");
my_video_id.watermark({ file: "/site-data/uploads/2019/05/logo.png", xpos: 0, ypos: 0, xrepeat: 0, opacity: 1,clickable: true,url: "https://www.site.net" });
</script>
*/
if(preg_match("/videojs\([^\)\(]+\)\.videoJsResolutionSwitcher/", $tmp)){
continue;
}
unset($speedycache->render_blocking['tags'][$key]);
$inline_js = $value['text']."\n".$inline_js;
}
}
}
//to add Google Fonts at the end of page before js sources
if(!empty($google_fonts)){
//$google_fonts = self::combine_google_fonts($google_fonts);
if(!empty($speedycache->options['google_fonts'])){
if(preg_match('/speedycache-google-fonts/', $speedycache->render_blocking['html'])){
$speedycache->render_blocking['html'] = str_replace('<noscript id="speedycache-google-fonts">', '<noscript id="speedycache-google-fonts">'.$google_fonts, $speedycache->render_blocking['html']);
}else{
$google_fonts = self::async_google_fonts($google_fonts);
$speedycache->render_blocking['html'] = str_replace('</body>', $google_fonts."\n".'</body>', $speedycache->render_blocking['html']);
}
}
}
//to add BootstrapCDN at the end of page before js sources
if(!empty($bootstrapcdn)){
$speedycache->render_blocking['html'] = str_replace('</body>', $bootstrapcdn."\n".'</body>', $speedycache->render_blocking['html']);
}
//to add Inline Js before at the end of page before js sources
if(!empty($inline_js)){
$speedycache->render_blocking['html'] = str_replace('</body>', $inline_js."\n".'</body>', $speedycache->render_blocking['html']);
}
//to add third_part_js at the end of page
if(!empty($third_part_js)){
$speedycache->render_blocking['html'] = str_replace('</body>', $third_part_js."\n".'</body>', $speedycache->render_blocking['html']);
}
//to add defer and async attribute
if(!empty($make_defer) || empty($speedycache->options['combine_js_enhanced'])){
$speedycache->render_blocking['tags'] = self::add_defer_attr($speedycache->render_blocking['tags']);
}
//to add tags into footer
$speedycache->render_blocking['tags'] = array_reverse($speedycache->render_blocking['tags']);
foreach($speedycache->render_blocking['tags'] as $key => $value){
if(preg_match("/^<script/i", $value['text'])){
$speedycache->render_blocking['html'] = str_replace('</body>', $value['text']."\n".'</body>', $speedycache->render_blocking['html']);
}else if(preg_match("/\<\!--\s*\[if[^\>]+>/i", $value['text'])){
$speedycache->render_blocking['html'] = str_replace('</body>', $value['text']."\n".'</body>', $speedycache->render_blocking['html']);
}
}
//to add document_ready_js at the end of page
if(!empty($document_ready_js)){
$speedycache->render_blocking['html'] = str_replace('</body>', $document_ready_js."\n".'</body>', $speedycache->render_blocking['html']);
}
//to add wpemojiSettings at the end of page
if(!empty($wpemojiSettings)){
$speedycache->render_blocking['html'] = str_replace('</body>', $wpemojiSettings."\n".'</body>', $speedycache->render_blocking['html']);
}
return preg_replace("/^\s+/m", '', $speedycache->render_blocking['html']);
}
static function async_google_fonts($fonts){
if(preg_match("/\shref\=/", $fonts)){
$fonts = '<noscript id="speedycache-google-fonts">'.$fonts.'</noscript>';
$onload = "<script>document.addEventListener('DOMContentLoaded',function(){function speedycachegl(){var wgh=document.querySelector('noscript#speedycache-google-fonts').innerText, wgha=wgh.match(/<link[^\>]+>/gi);var i=0;for(i=0;i<wgha.length;i++){var wrpr=document.createElement('div');wrpr.innerHTML=wgha[i];document.body.appendChild(wrpr.firstChild);}}speedycachegl();});</script>";
return $fonts."\n".$onload;
}
return $fonts;
}
static function combine_google_fonts($fonts){
$family = '';
$subset = '';
preg_match_all("/fonts\.googleapis\.com\/css\?family\=([^\'\"]+)/si", $fonts, $arr);
if(empty($arr[0])){
return $fonts;
}
foreach($arr[0] as $key => $value){
//to remove special chars
$value = htmlspecialchars_decode($value);
$parts = parse_url($value);
parse_str($parts['query'], $query);
$family = $query['family'];
if(!empty($family)){
$family = $family.'|'.$query['family'];
}
if(isset($query['subset']) && $query['subset']){
$subset = $query['subset'];
if(!empty($subset)){
$subset = $subset.','.$query['subset'];
}
}
}
$family = str_replace(' ', '+', $family);
if(!empty($subset)){
$family.'&subset='.$subset;
}
return "<!--\n".$fonts."\n-->\n"."<link rel='stylesheet' id='speedycache-google-combined' href='http://fonts.googleapis.com/css?family=".$family."' type='text/css' media='all'/>";
}
static function defer_load_inline_js($script){
if(preg_match("/<script[^\>]*>\s*\/\/\<\!\[CDATA\[\s*/", $script) && preg_match("/\/\/\]\]\>\s*<\/script>/", $script)){
$script = preg_replace("/(<script[^\>]*>)\s*\/\/\<\!\[CDATA\[\s*/", "$1\n", $script);
$script = preg_replace("/\/\/\]\]\>\s*(<\/script>)/", "\n$1", $script);
}
if(preg_match("/var\s+wpforms_conditional_logic/i", $script)){
// to exclude the conditions of wpforms
// <script type='text/javascript'>
// /* <![CDATA[ */
// var wpforms_conditional_logic = {"5616":{"17"}]],"action":"show"}}}
// /* ]]> */
// </script>
return $script;
}
if(preg_match("/var\s+recaptchaWidgets/i", $script)){
if(preg_match("/var\s+recaptchaCallback/i", $script)){
// to exclude
// https://github.com/IQComputing/wpcf7-recaptcha/blob/master/recaptcha-v2.php#L94
return $script;
}
}
if(preg_match('/function jqIsReady/i', $script)){
return $script;
}
if(preg_match("/^<script[^\>]+>\s*<\/script>/i", $script)){
// to exclude empty inline source
// <script type="text/javascript" id="speedycachep-script-frontend"></script>
return $script;
}
$script = preg_replace("/^(<script[^\>]*>)/i", "$1"."document.addEventListener('DOMContentLoaded',function(){", $script);
$script = preg_replace("/\s*(<\/script>)/i", "});"."$1", $script);
return $script;
}
}