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当前位置:主页>网络编程>PHP教程>资讯:PHP禁止掉某地区的IP访问网站,不过滤搜索引擎的蜘蛛

PHP禁止掉某地区的IP访问网站,不过滤搜索引擎的蜘蛛

www.jz123.cn  2013-09-09   来源:   站长家园    责任编辑(袁袁)    我要投递新闻

  这个里面的代码直接拷贝了OSC一位朋友的,稍等下来贴地址。这会儿太慢,找不到了。。

  function get_ip_data(){

  $ip=file_get_contents("http://ip.taobao.com/service/getIpInfo.php?ip=".get_client_ip());

  $ip = json_decode($ip);

  if($ip->code){

  return false;

  }

  $data = (array) $ip->data;

  if($data['region']=='湖北省' && !isCrawler()){

  exit('http://www.lvtao.net');

  }

  }

  function isCrawler() {

  $spiderSite= array(

  "TencentTraveler",

  "Baiduspider+",

  "BaiduGame",

  "Googlebot",

  "msnbot",

  "Sosospider+",

  "Sogou web spider",

  "ia_archiver",

  "Yahoo! Slurp",

  "YoudaoBot",

  "Yahoo Slurp",

  "MSNBot",

  "Java (Often spam bot)",

  "BaiDuSpider",

  "Voila",

  "Yandex bot",

  "BSpider",

  "twiceler",

  "Sogou Spider",

  "Speedy Spider",

  "Google AdSense",

  "Heritrix",

  "Python-urllib",

  "Alexa (IA Archiver)",

  "Ask",

  "Exabot",

  "Custo",

  "OutfoxBot/YodaoBot",

  "yacy",

  "SurveyBot",

  "legs",

  "lwp-trivial",

  "Nutch",

  "StackRambler",

  "The web archive (IA Archiver)",

  "Perl tool",

  "MJ12bot",

  "Netcraft",

  "MSIECrawler",

  "WGet tools",

  "larbin",

  "Fish search",

  );

  if(in_array(strtolower($_SERVER['HTTP_USER_AGENT']),$spiderSite)){

  return true;

  }else{

  return false;

  }

  }

  //取客户端 ip

  function get_client_ip()

  {

  if (isset($_SERVER)){

  if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){

  $realip = $_SERVER["HTTP_X_FORWARDED_FOR"];

  } else if (isset($_SERVER["HTTP_CLIENT_IP"])) {

  $realip = $_SERVER["HTTP_CLIENT_IP"];

  } else {

  $realip = $_SERVER["REMOTE_ADDR"];

  }

  } else {

  if (getenv("HTTP_X_FORWARDED_FOR")){

  $realip = getenv("HTTP_X_FORWARDED_FOR");

  } else if (getenv("HTTP_CLIENT_IP")) {

  $realip = getenv("HTTP_CLIENT_IP");

  } else {

  $realip = getenv("REMOTE_ADDR");

  }

  }

  return $realip;

  }


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