how to detect search engine bots with php?

I use the following code which seems to be working fine: function _bot_detected() { return ( isset($_SERVER[‘HTTP_USER_AGENT’]) && preg_match(‘/bot|crawl|slurp|spider|mediapartners/i’, $_SERVER[‘HTTP_USER_AGENT’]) ); } update 16-06-2017 https://support.google.com/webmasters/answer/1061943?hl=en added mediapartners

Stopping scripters from slamming your website

How about implementing something like SO does with the CAPTCHAs? If you’re using the site normally, you’ll probably never see one. If you happen to reload the same page too often, post successive comments too quickly, or something else that triggers an alarm, make them prove they’re human. In your case, this would probably be … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)