How to use php to obtain visitor IP and regional location information and share examples of browser and source pages
<?php //这个类似用来获取访客信息的 //方便统计 class visitorInfo { //获取访客ip public function getIp() { $ip=false; if(!empty($_SERVER["HTTP_CLIENT_IP"])){ $ip = $_SERVER["HTTP_CLIENT_IP"]; } if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { $ips = explode (", ", $_SERVER['HTTP_X_FORWARDED_FOR']); if ($ip) { array_unshift($ips, $ip); $ip = FALSE; } for ($i = 0; $i < count($ips); $i++) { if (!eregi ("^(10│172.16│192.168).", $ips[$i])) { $ip = $ips[$i]; break; } } } return ($ip ? $ip : $_SERVER['REMOTE_ADDR']); } //根据ip获取城市、网络运营商等信息 public function findCityByIp($ip){ $data = file_get_contents('http://ip.taobao.com/service/getIpInfo.php?ip='.$ip); return json_decode($data,$assoc=true); } //获取用户浏览器类型 public function getBrowser(){ $agent=$_SERVER["HTTP_USER_AGENT"]; if(strpos($agent,'MSIE')!==false || strpos($agent,'rv:11.0')) //ie11判断 return "ie"; else if(strpos($agent,'Firefox')!==false) return "firefox"; else if(strpos($agent,'Chrome')!==false) return "chrome"; else if(strpos($agent,'Opera')!==false) return 'opera'; else if((strpos($agent,'Chrome')==false)&&strpos($agent,'Safari')!==false) return 'safari'; else return 'unknown'; } //获取网站来源 public function getFromPage(){ return $_SERVER['HTTP_REFERER']; } }
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