/*
 *  how use it?
 *  In wordpress add main code to end of functions.php
 *  and ga4bottracking() in php part of header.php
 */

// is_bot from https://github.com/fabiomb/is_bot Extended table to capture general robots

function is_bot($sistema){
    $bots = array(
'Googlebot','Baiduspider','ia_archiver','R6_FeedFetcher','NetcraftSurveyAgent','Sogou web spider','bingbot','Yahoo! Slurp','facebookexternalhit','PrintfulBot','msnbot','Twitterbot','UnwindFetchor','urlresolver','Butterfly','TweetmemeBot','PaperLiBot',
'MJ12bot','AhrefsBot','Exabot','Ezooms','YandexBot','SearchmetricsBot','picsearch','TweetedTimes Bot','QuerySeekerSpider','ShowyouBot','woriobot','merlinkbot','BazQuxBot','Kraken','SISTRIX Crawler','R6_CommentReader','magpie-crawler','GrapeshotCrawler',
'PercolateCrawler','MaxPointCrawler','NetSeer crawler','grokkit-crawler','SMXCrawler','PulseCrawler','Y!J-BRW','80legs','Mediapartners-Google','InAGist','Python-urllib','NING','TencentTraveler','Feedfetcher-Google','mon.itor.us','spbot','Feedly','bitlybot',
'ADmantX','Niki-Bot','Pinterest','python-requests','DotBot','HTTP_Request2','linkdexbot','A6-Indexer','TwitterFeed','Microsoft Office','Pingdom','BTWebClient','KatBot','SiteCheck','proximic','Sleuth','Abonti','(BOT for JCE)','Baidu','Tiny Tiny RSS',
'newsblur','updown_tester','linkdex','baidu','searchmetrics','genieo','majestic12','spinn3r','profound','domainappender','VegeBot','terrykyleseoagency.com','CommonCrawler Node','AdlesseBot','metauri.com','libwww-perl','rogerbot-crawler','ltx71','Qwantify',
'Traackr.com','Re-Animator Bot','Pcore-HTTP','BoardReader','omgili','okhttp','CCBot','Java/1.8','semrush.com','feedbot','CommonCrawler','MetaURI','ibwww-perl','rogerbot','MegaIndex','BLEXBot','FlipboardProxy','techinfo@ubermetrics-technologies.com',
'trendictionbot','Mediatoolkitbot','trendiction','ubermetrics','ScooperBot','TrendsmapResolver','Nuzzel','Go-http-client','Applebot','LivelapBot','GroupHigh','SemrushBot','commoncrawl','istellabot','DomainCrawler','cs.daum.net','StormCrawler','GarlikCrawler',
'The Knowledge AI','getstream.io/winds','YisouSpider','archive.org_bot','semantic-visions.com','FemtosearchBot','360Spider','linkfluence.com','glutenfreepleasure.com','Gluten Free Crawler','YaK/1.0','Cliqzbot','app.hypefactors.com','axios','webdatastats.com',
'schmorp.de','SEOkicks','DuckDuckBot','Barkrowler','ZoominfoBot','Linguee Bot','Mail.RU_Bot','OnalyticaBot','admantx-adform','Zombiebot','Nutch','SemanticScholarBot','Jetslide','scalaj-http','XoviBot','sysomos.com','PocketParser','newspaper','serpstatbot',
'MetaJobBot','SeznamBot/3.2','VelenPublicWebCrawler/1.0','WordPress.com mShots','adscanner','BacklinkCrawler','netEstate NE Crawler','Astute SRM','GigablastOpenSource/1.0','DomainStatsBot','Winds: Open Source RSS & Podcast','dlvr.it','BehloolBot','7Siters',
'AwarioSmartBot','Apache-HttpClient/5','Seekport Crawler','AHC/2.1','eCairn-Grabber','mediawords bot','PHP-Curl-Class','Scrapy','curl/7','Blackboard','NetNewsWire','node-fetch','admantx','metadataparser','Domains Project','SerendeputyBot','Moreover',
'DuckDuckGo' ,'monitoring-plugins','Selfoss','Adsbot','acebookexternalhit','SpiderLing','Cocolyzebot','TTD-Content','superfeedr','Twingly','Google-Apps-Scrip','LinkpadBot','CensysInspect','Reeder','tweetedtimes','Amazonbot','MauiBot','Symfony BrowserKit',
'DataForSeoBot','GoogleProducer','TinEye-bot-live','sindresorhus/got','CriteoBot','Down/5','Yahoo Ad monitoring','MetaInspector','PetalBot','MetadataScraper','Cloudflare SpeedTest','aiohttp','AppEngine-Google','heritrix','sqlmap','Buck','wp_is_mobile',
'01h4x.com','404checker','404enemy','AIBOT','ALittle Client','ASPSeek','Aboundex','Acunetix','AfD-Verbotsverfahren','AiHitBot','Aipbot','Alexibot','AllSubmitter','Alligator','AlphaBot','Anarchie','Anarchy','Anarchy99','Ankit','Anthill','Apexoo','Aspiegel',
'Asterias','Atomseobot','Attach','AwarioRssBot','BBBike','BDCbot','BDFetch','BackDoorBot','BackStreet','BackWeb','Backlink-Ceck','Badass','Bandit','BatchFTP','Battleztar Bazinga','BetaBot','Bigfoot','Bitacle','BlackWidow','Black Hole','Blow','BlowFish',
'Boardreader','Bolt','BotALot','Brandprotect','Brandwatch','Buddy','BuiltBotTough','BuiltWith','Bullseye','BunnySlippers','BuzzSumo','CATExplorador','CODE87','CSHttp','Calculon','CazoodleBot','Cegbfeieh','CheTeam','CheeseBot','CherryPicker','ChinaClaw',
'Chlooe','Citoid','Claritybot','Cloud mapping','Cogentbot','Collector','Copier','CopyRightCheck','Copyscape','Cosmos','Craftbot','Crawling at Home Project','CrazyWebCrawler','Crescent','CrunchBot','Curious','Custo','CyotekWebCopy','DBLBot','DIIbot',
'DSearch','DTS Agent','DataCha0s','DatabaseDriverMysqli','Demon','Deusu','Devil','Digincore','DigitalPebble','Dirbuster','Disco','Discobot','Discoverybot','Dispatch','DittoSpyder','DnBCrawler-Analytics','DnyzBot','DomCopBot','DomainAppender',
'DomainSigmaCrawler','Dotbot','Download Wonder','Dragonfly','Drip','ECCP/1.0','EMail Siphon','EMail Wolf','EasyDL','Ebingbong','Ecxi','EirGrabber','EroCrawler','Evil','Express WebPictures','ExtLinksBot','Extractor','ExtractorPro','Extreme Picture Finder',
'EyeNetIE','FDM','FHscan','Fimap','Firefox/7.0','FlashGet','Flunky','Foobot','Freeuploader','FrontPage','Fuzz','FyberSpider','Fyrebot','G-i-g-a-b-o-t','GT::WWW','GalaxyBot','Genieo','GermCrawler','GetRight','GetWeb','Getintent','Gigabot','Go!Zilla',
'Go-Ahead-Got-It','GoZilla','Gotit','GrabNet','Grabber','Grafula','GrapeFX','GridBot','HEADMasterSEO','HMView','HTMLparser','HTTP::Lite','HTTrack','Haansoft','HaosouSpider','Harvest','Havij','Hloader','HonoluluBot','Humanlinks','HybridBot','IDBTE4M',
'IDBot','IRLbot','Iblog','Id-search','IlseBot','Image Fetch','Image Sucker','IndeedBot','Indy Library','InfoNaviRobot','InfoTekies','Intelliseek','InterGET','InternetSeer','Internet Ninja','Iria','Iskanie','IstellaBot','JOC Web Spider','JamesBOT','Jbrofuzz'
,'JennyBot','JetCar','Jetty','JikeSpider','Joomla','Jorgee','JustView','Jyxobot','Kenjin Spider','Keybot Translation-Search-Machine','Keyword Density','Kinza','Kozmosbot','LNSpiderguy','LWP::Simple','Lanshanbot','Larbin','Leap','LeechFTP','LeechGet','LexiBot'
,'Lftp','LibWeb','Libwhisker','LieBaoFast','Lightspeedsystems','Likse','LinkScan','LinkWalker','Linkbot','LinkextractorPro','LinksManager','LinqiaMetadataDownloaderBot','LinqiaRSSBot','LinqiaScrapeBot','Lipperhey','Lipperhey Spider','Litemage_walker','Lmspider'
,'MFC_Tear_Sample','MIDown tool','MIIxpc','MQQBrowser','MSFrontPage','MSIECrawler','MTRobot','Mag-Net','Magnet','Majestic-SEO','Majestic12','Majestic SEO','MarkMonitor','MarkWatch','Mass Downloader','Masscan','Mata Hari','Mb2345Browser','MeanPath Bot',
'Meanpathbot','Metauri','MicroMessenger','Microsoft Data Access','Microsoft URL Control','Minefield','Mister PiX','Moblie Safari','Mojeek','Mojolicious','MolokaiBot','Morfeus Fucking Scanner','Mozlila','Mr.4x3','Msrabot','Musobot','NICErsPRO','NPbot',
'Name Intelligence','Nameprotect','Navroad','NearSite','Needle','Nessus','NetAnts','NetLyzer','NetMechanic','NetSpider','NetZIP','Net Vampire','Netcraft','Nettrack','Netvibes','NextGenSearchBot','Nibbler','Niki-bot','Nikto','NimbleCrawler','Nimbostratus',
'Ninja','Nmap','Nuclei','Octopus','Offline Explorer','Offline Navigator','OnCrawl','OpenLinkProfiler','OpenVAS','Openfind','Openvas','OrangeBot','OrangeSpider','OutclicksBot','OutfoxBot','PECL::HTTP','PHPCrawl','POE-Component-Client-HTTP','PageAnalyzer',
'PageGrabber','PageScorer','PageThing.com','Page Analyzer','Pandalytics','Panscient','Papa Foto','Pavuk','PeoplePal','Petalbot','Pi-Monster','Picscout','Picsearch','PictureFinder','Piepmatz','Pimonster','Pixray','PleaseCrawl','Pockey','ProPowerBot','ProWebWalker',
'Probethenet','Psbot','Pu_iN','Pump','PxBroker','PyCurl','QueryN Metasearch','Quick-Crawler','RSSingBot','RankActive','RankActiveLinkBot','RankFlex','RankingBot','RankingBot2','Rankivabot','RankurBot','Re-re','ReGet','RealDownload','Reaper','RebelMouse','Recorder',
'RedesScrapy','RepoMonkey','Ripper','RocketCrawler','Rogerbot','SBIder','SEOlyticsCrawler','SEOprofiler','SEOstats','SISTRIX','SMTBot','SalesIntelligent','ScanAlert','Scanbot','ScoutJet','Screaming','ScreenerBot','ScrepyBot','Searchestate','Seekport','SemanticJuice',
'Semrush','SentiBot','SeoSiteCheckup','SeobilityBot','Seomoz','Shodan','Siphon','SiteCheckerBotCrawler','SiteExplorer','SiteLockSpider','SiteSnagger','SiteSucker','Site Sucker','Sitebeam','Siteimprove','Sitevigil','SlySearch','SmartDownload','Snake','Snapbot',
'Snoopy','SocialRankIOBot','Sociscraper','Sosospider','Sottopop','SpaceBison','Spammen','SpankBot','Spanner','Spbot','SputnikBot','Sqlmap','Sqlworm','Sqworm','Steeler','Stripper','Sucker','Sucuri','SuperBot','SuperHTTP','Surfbot','SurveyBot','Suzuran',
'Swiftbot','Szukacz','T0PHackTeam','T8Abot','Teleport','TeleportPro','Telesoft','Telesphoreo','Telesphorep','TheNomad','The Intraformant','Thumbor','TightTwatBot','Titan','Toata','Toweyabot','Tracemyfile','Trendiction','Trendictionbot','True_Robot','Turingos',
'Turnitin','TurnitinBot','TwengaBot','Twice','Typhoeus','URLy.Warning','URLy Warning','UnisterBot','Upflow','V-BOT','VB Project','VCI','Vacuum','Vagabondo','VelenPublicWebCrawler','VeriCiteCrawler','VidibleScraper','Virusdie','VoidEYE','Voil','Voltron',
'WASALive-Bot','WBSearchBot','WEBDAV','WISENutbot','WPScan','WWW-Collector-E','WWW-Mechanize','WWW::Mechanize','WWWOFFLE','Wallpapers','Wallpapers/3.0','WallpapersHD','WeSEE','WebAuto','WebBandit','WebCollage','WebCopier','WebEnhancer','WebFetch','WebFuck',
'WebGo IS','WebImageCollector','WebLeacher','WebPix','WebReaper','WebSauger','WebStripper','WebSucker','WebWhacker','WebZIP','Web Auto','Web Collage','Web Enhancer','Web Fetch','Web Fuck','Web Pix','Web Sauger','Web Sucker','Webalta','WebmasterWorldForumBot',
'Webshag','WebsiteExtractor','WebsiteQuester','Website Quester','Webster','Whack','Whacker','Whatweb','Who.is Bot','Widow','WinHTTrack','WiseGuys Robot','Wonderbot','Woobot','Wotbox','Wprecon','Xaldon WebSpider','Xaldon_WebSpider','Xenu','YoudaoBot','Zade',
'Zauba','Zermelo','Zeus','Zitebot','ZmEu','ZoomBot','ZumBot','ZyBorg','arquivo-web-crawler','arquivo.pt','autoemailspider','backlink-check','cah.io.community','check1.exe','clark-crawler','coccocbot','cognitiveseo','com.plumanalytics','crawl.sogou.com',
'crawler.feedback','crawler4j','dataforseo.com','demandbase-bot','domainsproject.org','eCatch','evc-batch','facebookscraper','gopher','instabid','internetVista monitor','ips-agent','isitwp.com','iubenda-radar','lwp-request','lwp-trivial','meanpathbot',
'mediawords','muhstik-scan','oBot','page scorer','pcBrowser','plumanalytics','polaris version','probe-image-size','ripz','s1z.ru','satoristudio.net','scan.lol','seobility','seocompany.store','seoscanners','seostar','sexsearcher','sitechecker.pro',
'siteripz','sogouspider','sp_auditbot','spyfu','sysscan','tAkeOut','trendiction.com','trendiction.de','ubermetrics-technologies.com','voyagerx.com','webgains-bot','webmeup-crawler','webpros.com','webprosbot','x09Mozilla','x22Mozilla','xpymep1.exe','zauba.io',
'zgrab','petalsearch','protopage','Miniflux','Feeder','Semanticbot' ,'ImageFetcher','Mastodon' ,'Neevabot','Pleroma','Akkoma','koyu.space','Embedly','Mjukisbyxor','Giant Rhubarb','GozleBot','Friendica','WhatsApp','XenForo','Yeti','MuckRack','PhxBot','Bytespider',
'GPTBot','SummalyBot','LinkedInBot','SpiderWeb','SpaceCowboys','LCC','Paqlebot','SeznamBot','SeznamHomepage','WP Fastest Cache',
'ChatGPT','Google-Extended','GoogleOther','anthropic','Claude-Web','cohere-ai','Diffbot','FacebookBot','ImagesiftBot','PerplexityBot','Omigili','yacybot','RepoLookoutBot','StractBot','IABot','rss-is-dead','Slackbot',
'Google-InspectionTool','Storebot-Google','Google-InspectionTool','APIs-Google','AdsBot-Google','Mediapartners-Google','Google-Safety','WellKnownBot','ArchiveBot','Sogou','iaskspider','Qwantbot','keys-so-bot','OAI-SearchBot',
'bot','spider','crawl',
        );

    foreach($bots as $b){if( stripos( $sistema, $b ) !== false ) return $b;}
    return "";
}
function ga4bottracking() {
$userAgent=$_SERVER['HTTP_USER_AGENT'];
$botname=is_bot($userAgent);

if($botname=="") { return;}
$domainName = $_SERVER["SERVER_NAME"];
$documentPath = $_SERVER["REQUEST_URI"];
$documentReferer = $_SERVER["HTTP_REFERER"];
if (empty($documentReferer) && $documentReferer !== "0") {
  $documentReferer = '';
} else {
  $documentReferer = $documentReferer;
}


$ga4Params =  array();
$ga4Params['v'] = "2";
$ga4Params['tid'] = 'G-XXXXX' ;   // <----- your GA4 measure ID
$ga4Params['gcs'] = 'G101';
$ga4Params['gcd'] = '13t3t3t2t5';
$ga4Params['npa'] = '0';
$ga4Params['dma_cps'] = 'sypham';
$ga4Params['dma'] = '1';
$ga4Params['_rdi'] = '0';
$ga4Params['tt'] = 'antispam';  // <------ your unique antispam traffic_type
$ga4Params['cid'] = "5555";
$ga4Params['ecid'] = "5555";
$ga4Params['uid'] = 'anonymous';
$ga4Params['ul'] = 'en-us';
$ga4Params['sr'] = '1x1';
$ga4Params['ur'] = '';
$ga4Params['pscdl'] = 'noapi';

$ga4Params['sid'] = floor(microtime(true) * 1000);
$ga4Params['_p'] = rand(1000000000, 2147483647 );
$ga4Params['dt'] = 'anonymous';
$ga4Params['dl'] = urlencode( "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]") ;
$ga4Params['dr'] = urlencode($documentReferer);
$ga4Params['cs'] = urlencode($botname);
$ga4Params['cn'] = urlencode($botname);
$ga4Params['cm'] = 'bot';
$ga4Params['seg'] = '0';

$ga4Params['_ss'] = '1';
$ga4Params['_fv'] = '1';
$ga4Params['en'] = 'page_view';
$ga4Params['ep.bot_name'] = urlencode($botname);
$ga4Params['ep.http_code'] = http_response_code(); 
$ga4Params['ep.referrer'] = urlencode($documentReferer);
$ga4Params['ep.user_agent'] = urlencode($userAgent);
if (strlen($userAgent) > 100) {
$ga4Params['ep.user_agent2'] = urlencode(substr($userAgent, 100));
}

$theParamList = "";
$gurl = 'https://region1.google-analytics.com/g/collect';
foreach($ga4Params as $key => $value) {$theParamList .= $key."=".$value."&";}
$utmUrl = $gurl  . "?" .$theParamList;

$ch = curl_init();
curl_setopt($ch,CURLOPT_USERAGENT, "notset");
curl_setopt($ch,CURLOPT_URL, $utmUrl);
curl_setopt($ch,CURLOPT_HTTPHEADER,array('text/plain'));
curl_exec($ch);
curl_close($ch);
}