php ile bot tespiti

 <?
function find_spiders ($useragent = '')
{
  if ($useragent=='') { $useragent = $_SERVER['HTTP_USER_AGENT']; }
  $spider_name = '';
  $spiders = array();
  $spiders[] =array ('name'=>'AideRSS', 'useragent' => 'aiderss.com');
  $spiders[] =array ('name'=>'Alexa', 'useragent' => 'ia_archiver');
  $spiders[] =array ('name'=>'Altavista', 'useragent' => 'scooter');
  $spiders[] =array ('name'=>'Archive.org', 'useragent' => 'is_archiver');
  $spiders[] =array ('name'=>'Ask Jeeves', 'useragent' => 'ask jeeves');
  $spiders[] =array ('name'=>'Ask.com/Teoma', 'useragent' => 'Jeeves/Teoma');
  $spiders[] =array ('name'=>'Blogged', 'useragent' => 'blogged_crawl');
  $spiders[] =array ('name'=>'Bloglines', 'useragent' => 'Bloglines');
  $spiders[] =array ('name'=>'BlogPulse', 'useragent' => 'BlogPulse');
  $spiders[] =array ('name'=>'BlogsNow', 'useragent' => 'BlogsNowBot');
  $spiders[] =array ('name'=>'Bookmark Sync2it', 'useragent' => 'sync2it.com');
  $spiders[] =array ('name'=>'DoCoMo', 'useragent' => 'DoCoMo');
  $spiders[] =array ('name'=>'EnaBall', 'useragent' => 'EnaBot');                
  $spiders[] =array ('name'=>'Exabot', 'useragent' => 'Exabot');
  $spiders[] =array ('name'=>'FeedBurner', 'useragent' => 'FeedBurner');
  $spiders[] =array ('name'=>'Feedster', 'useragent' => 'Feedster');
  $spiders[] =array ('name'=>'Gaisbot', 'useragent' => 'Gaisbot');
  $spiders[] =array ('name'=>'Gigablast', 'useragent' => 'http://www.gigablast.com/spider.html');
  $spiders[] =array ('name'=>'Gigabot', 'useragent' => 'Gigabot');
  $spiders[] =array ('name'=>'GoogleBot', 'useragent' => 'google');  
  $spiders[] =array ('name'=>'Google AdSense', 'useragent' => 'Mediapartners-Google');
  $spiders[] =array ('name'=>'Google FeedFetcher', 'useragent' => 'FeedFetcher-Google');
  $spiders[] =array ('name'=>'Google Images', 'useragent' => 'Googlebot-Image');
  $spiders[] =array ('name'=>'Google Labs', 'useragent' => 'Python-urllib');
  $spiders[] =array ('name'=>'Google Mobile Spider', 'useragent' => 'Googlebot-Mobile');
  $spiders[] =array ('name'=>'Google Sitemaps', 'useragent' => 'Google-Sitemaps/');
  $spiders[] =array ('name'=>'Google Wireless Transcoder', 'useragent' => 'Google Wireless Transcoder');
  $spiders[] =array ('name'=>'Grub crawler', 'useragent' => 'Grub.org crawler');
  $spiders[] =array ('name'=>'Guruji', 'useragent' => 'GurujiBot');
  $spiders[] =array ('name'=>'Hatena', 'useragent' => 'Hatena');
  $spiders[] =array ('name'=>'Heritrix', 'useragent' => 'heritrix');
  $spiders[] =array ('name'=>'Horizon', 'useragent' => 'Horizon');
  $spiders[] =array ('name'=>'Hot Bot', 'useragent' => 'slurp@inktomi');
  $spiders[] =array ('name'=>'Icerocket', 'useragent' => 'BlogSearch');
  $spiders[] =array ('name'=>'Indy Library', 'useragent' => 'IndyLibrary');
  $spiders[] =array ('name'=>'LarBin', 'useragent' => 'larbin_');
  $spiders[] =array ('name'=>'LinkWalker', 'useragent' => 'LinkWalker');
  $spiders[] =array ('name'=>'Livedoor', 'useragent' => 'livedoorScreenShot');
  $spiders[] =array ('name'=>'LookSmart', 'useragent' => 'grub-client');
  $spiders[] =array ('name'=>'Lycos', 'useragent' => 'lycos');
  $spiders[] =array ('name'=>'McBot', 'useragent' => 'McBot');
  $spiders[] =array ('name'=>'Megite', 'useragent' => 'Megite2.0');
  $spiders[] =array ('name'=>'METASpider', 'useragent' => 'METASpider');
  $spiders[] =array ('name'=>'Microsoft URL Control', 'useragent' => 'MicrosoftURLControl');
  $spiders[] =array ('name'=>'Moreover', 'useragent' => 'Moreoverbot');
  $spiders[] =array ('name'=>'MSN Mobile', 'useragent' => 'MSMOBOT');                                
  $spiders[] =array ('name'=>'MSN Search', 'useragent' => 'msnbot');
  $spiders[] =array ('name'=>'OrangeSpider', 'useragent' => 'OrangeSpider');
  $spiders[] =array ('name'=>'picsearch', 'useragent' => 'www.picsearch.com');
  $spiders[] =array ('name'=>'ScSpider', 'useragent' => 'ScSpider');
  $spiders[] =array ('name'=>'searchme.com', 'useragent' => 'searchme.com');
  $spiders[] =array ('name'=>'SimplePie', 'useragent' => 'SimplePie/');
  $spiders[] =array ('name'=>'Snapbot', 'useragent' => 'Snap');
  $spiders[] =array ('name'=>'Sosospider', 'useragent' => 'soso.com');
  $spiders[] =array ('name'=>'Sphere', 'useragent' => 'SphereScout');
  $spiders[] =array ('name'=>'Synoo', 'useragent' => 'Synoobot');
  $spiders[] =array ('name'=>'Technorati', 'useragent' => 'Technoratibot');
  $spiders[] =array ('name'=>'Twiceler', 'useragent' => 'Twiceler');
  $spiders[] =array ('name'=>'UniversalFeedParser', 'useragent' => 'UniversalFeedParser/');
  $spiders[] =array ('name'=>'vBSEO', 'useragent' => 'vBSEO');
  $spiders[] =array ('name'=>'Voila', 'useragent' => 'VoilaBot');
  $spiders[] =array ('name'=>'W3C Validator', 'useragent' => 'W3C_Validator');
  $spiders[] =array ('name'=>'WebAlta', 'useragent' => 'WebAltaCrawler/');
  $spiders[] =array ('name'=>'What You Seek', 'useragent' => 'whatuseek');
  $spiders[] =array ('name'=>'xMind', 'useragent' => 'xMind');
  $spiders[] =array ('name'=>'Yahoo Publisher Network', 'useragent' => 'YahooYSMcm');
  $spiders[] =array ('name'=>'Yahoo! Blogs', 'useragent' => 'Yahoo-Blogs');
  $spiders[] =array ('name'=>'Yahoo! FeedSeeker', 'useragent' => 'YahooFeedSeeker');
  $spiders[] =array ('name'=>'Yahoo! Japan', 'useragent' => 'Y!J-');
  $spiders[] =array ('name'=>'Yahoo! Vertical Crawler', 'useragent' => 'Yahoo-VerticalCrawler');
  $spiders[] =array ('name'=>'Yahoo!', 'useragent' => 'MMCrawler');
  $spiders[] =array ('name'=>'Yahoo!', 'useragent' => 'yahoo! slurp');
  $spiders[] =array ('name'=>'Yandex', 'useragent' => 'yandex');
  $spiders[] =array ('name'=>'YodaoBot', 'useragent' => 'YodaoBot');
  foreach($spiders as $spider)
  {
    if(stripos(strtolower($useragent),strtolower($spider['useragent']))!==false)
    {
      $spider_name = $spider['name'];
    }
  }
  unset ($spiders, $spider, $useragent);
  if ($spider_name)
  {
    return $spider_name;
  }
  else
  {
    return false;
  }
} 
if ( find_spiders () )
{
	echo "selam bot";
}
?>