Use the Sina IP library to obtain the detailed IP address

Use the Sina IP library to obtain the detailed IP address

Use the Sina IP library to obtain the detailed IP address Class Tool { /** * Obtain the IP address location (Sina IP library) * * @ Param $ ip String ip address: 112.65.102.16 * @ Return Array */ Static public function getIpCity ($ ip) { $ Ip = preg_replace ("/\ s/", "", preg_replace ("/\ r \ n/", "", $ ip )); $ Link = "http://int.dpool.sina.com.cn/iplookup/iplookup.php? Format = js & ip = ". $ ip." & t = ". time (); $ IpJson = self: httpCurl ($ link ); Preg_match ("/\" country \ ": \" (. *) \ "/Uis", $ ipJson, $ mattings ); Preg_match ("/\" province \ ": \" (. *) \ "/Uis", $ ipJson, $ match2 ); Preg_match ("/\" city \ ": \" (. *) \ "/Uis", $ ipJson, $ match3 ); Return array ( 'Country' => self: ucode2zh ($ mattings [1]), // country 'Province '=> self: ucode2zh ($ match2 [1]), // province 'City' => self: ucode2zh ($ match3 [1]) // city ); } /** * Curl information retrieval */ Static public function httpCurl ($ url) { $ Curl_handle = curl_init (); Curl_setopt ($ curl_handle, CURLOPT_URL, $ url ); Curl_setopt ($ curl_handle, CURLOPT_CONNECTTIMEOUT, 2 ); Curl_setopt ($ curl_handle, CURLOPT_RETURNTRANSFER, 1 ); Curl_setopt ($ curl_handle, CURLOPT_FAILONERROR, 1 ); $ File_content = curl_exec ($ curl_handle ); Curl_close ($ curl_handle ); Return $ file_content; } /** * Convert unicode to Chinese. if conversion fails, the original string is returned. * * @ Param $ code String unicode encoding * @ Return String */ Static public function ucode2zh ($ code) { $ Temp = explode ('\ U', $ code ); $ Rslt = array (); Array_shift ($ temp ); Foreach ($ temp as $ k => $ v) { $ V = hexdec ($ v ); $ Rslt [] = '& #'. $ v .';'; } $ R = implode ('', $ rslt ); Return empty ($ r )? $ Code: $ r; } } Get IP address class use instance $ IpStr = Tool: getIpCity ('192. 65.102.16 '); Print_r ($ ipStr ); # Returned results Array ([country] => China [province] => Shanghai [city] => Shanghai)