<?php
/**
* Created by PhpStorm.
* Date: 2021-12-10
* Time: 9:24:59
* Info: 根据ip解析为地区-【省市】
* Desc: 1、优先使用纯真ip库；2、1失败使用太平洋ip库解析；3、2失败使用百度ip库解析
*/
namespace lib;
class IpAddress
{
/**
* ip地址转换为地区名
*/
public function ipToAddress($clientIP = '')
{
//优先使用纯真ip库解析
$address = $this->convertIp($clientIP);
if ( ! is_array($address)) {
$returnAddress['province'] = '';
$returnAddress['city'] = '';
$returnAddress['city'] = '';
$returnAddress['type'] = 'ct';
} else {
$returnAddress = $address;
$returnAddress['type'] = 'ct';
if (empty($returnAddress['province']) || empty($returnAddress['city'])) {
//使用太平洋ip库解析
$returnAddress = $this->modifyAddressPconline($clientIP);
$returnAddress['type'] = 'pconline';
if (empty($returnAddress['province']) || empty($returnAddress['city'])) {
//如果太平洋解析失败，使用百度ip库解析
$returnAddress = $this->modifyAddressBaidu($clientIP);
$returnAddress['type'] = 'baidu';
} else {
return $returnAddress;
}
}
}
return $returnAddress;
}
/**
* 根据IP获取请求地区（太平洋IP库）
*
* @param $ip
*
* @return 所在位置
*/
private function modifyAddressPconline($ip)
{
$result = ['province' => '', 'city' => ''];
//sleep(6);// 10次并发
$content = @file_get_contents('http://whois.pconline.com.cn/ipJson.jsp?ip='.$ip.'&json=true');
$content = iconv('GB2312', 'UTF-8', $content);
$arr = json_decode($content, true);
if (is_array($arr) && $arr['regionCode'] == 0) {
$result['province'] = $arr['pro'];
$result['city'] = $arr['city'];
}
return $result;
}
/**
* 使用百度接口api获取地区
* 返回省市的数组
*
* @param $ip
*
* @return false|string[]
*/
private function modifyAddressBaidu($ip)
{
$result = ['province' => '', 'city' => ''];
$ak = 'aaaaaaaaaaaaaaaaaaaaaaa';
//sleep(6);// 10次并发
$url = 'http://api.map.baidu.com/location/ip?ak='.$ak.'&ip='.$ip.'&coor=bd09ll'; //HTTP协议
$curl_result = cmf_curl_get($url);
$return = json_decode($curl_result, true);
if ( ! is_array($return) || ! isset($return['status']) || $return['status'] != 0) {
return $result;
}
$result['province'] = $return['content']['address_detail']['province'];
$result['city'] = $return['content']['address_detail']['city'];
return $result;
}
/**
* 分割纯真ip库解析出来的地址
*
* @param $address
*/
private function formatAddress($address)
{
$result = ['province' => '', 'city' => ''];
if (empty($address)) {
return $result;
}
if (preg_match("/(省)/", $address, $match)) {
if (empty($match)) {
$result['province'] = $address;
return $result;
}
$address_arr = explode($match[0], $address);
$city = explode(" ", $address_arr[1]);
$result['province'] = $address_arr[0].'省';
$result['city'] = $city[0];
} elseif (preg_match("/(自治区)/", $address, $match)) {
if (empty($match)) {
$result['province'] = $address;
return $result;
}
$address_arr = explode($match[0], $address);
$city = explode(" ", $address_arr[1]);
$result['province'] = $address_arr[0].'自治区';
$result['city'] = $city[0];
} elseif (preg_match("/市/", $address, $match)) {
if (empty($match)) {
$result['province'] = $address;
return $result;
}
$address_arr = explode($match[0], $address);
$result['province'] = $address_arr[0].'市';
$result['city'] = $address_arr[0].'市';
} elseif ($address != '中国') {
$arr = ['广西', '内蒙古', '宁夏', '西藏', '新疆'];
foreach ($arr as $name) {
if ($name == $address) {
$result['province'] = $name;
return $result;
}
if (mb_strpos($address, $name) === false) {
continue;
}
$result['city'] = str_replace($name, '', $address);
$result['province'] = $name;
}
} else {
$result['province'] = $address;
}
return $result;
}
/**
* 纯真数据库调用函数（需要下载纯真数据库文件）
*
* @param $ip
*
* @return false|string
*/
private function convertIp($ip)
{
$ip1num = 0;
$ip2num = 0;
$ipAddr1 = "";
$ipAddr2 = "";
$dat_path = './qqwry.dat'; //纯真数据库文件位置
if ( ! preg_match("/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/", $ip)) {
return 'IP Address Error';
}
if ( ! $fd = @fopen($dat_path, 'rb')) {
return 'IP date file not exists or access denied';
}
$ip = explode('.', $ip);
$ipNum = $ip[0] * 16777216 + $ip[1] * 65536 + $ip[2] * 256 + $ip[3];
$DataBegin = fread($fd, 4);
$DataEnd = fread($fd, 4);
$ipbegin = implode('', unpack('L', $DataBegin));
if ($ipbegin < 0) {
$ipbegin += pow(2, 32);
}
$ipend = implode('', unpack('L', $DataEnd));
if ($ipend < 0) {
$ipend += pow(2, 32);
}
$ipAllNum = ($ipend - $ipbegin) / 7 + 1;
$BeginNum = 0;
$EndNum = $ipAllNum;
while ($ip1num > $ipNum || $ip2num < $ipNum) {
$Middle = intval(($EndNum + $BeginNum) / 2);
fseek($fd, $ipbegin + 7 * $Middle);
$ipData1 = fread($fd, 4);
if (strlen($ipData1) < 4) {
fclose($fd);
return 'System Error';
}
$ip1num = implode('', unpack('L', $ipData1));
if ($ip1num < 0) {
$ip1num += pow(2, 32);
}
if ($ip1num > $ipNum) {
$EndNum = $Middle;
continue;
}
$DataSeek = fread($fd, 3);
if (strlen($DataSeek) < 3) {
fclose($fd);
return 'System Error';
}
$DataSeek = implode('', unpack('L', $DataSeek.chr(0)));
fseek($fd, $DataSeek);
$ipData2 = fread($fd, 4);
if (strlen($ipData2) < 4) {
fclose($fd);
return 'System Error';
}
$ip2num = implode('', unpack('L', $ipData2));
if ($ip2num < 0) {
$ip2num += pow(2, 32);
}
if ($ip2num < $ipNum) {
if ($Middle == $BeginNum) {
fclose($fd);
return 'Unknown';
}
$BeginNum = $Middle;
}
}
$ipFlag = fread($fd, 1);
if ($ipFlag == chr(1)) {
$ipSeek = fread($fd, 3);
if (strlen($ipSeek) < 3) {
fclose($fd);
return 'System Error';
}
$ipSeek = implode('', unpack('L', $ipSeek.chr(0)));
fseek($fd, $ipSeek);
$ipFlag = fread($fd, 1);
}
if ($ipFlag == chr(2)) {
$AddrSeek = fread($fd, 3);
if (strlen($AddrSeek) < 3) {
fclose($fd);
return 'System Error';
}
$ipFlag = fread($fd, 1);
if ($ipFlag == chr(2)) {
$AddrSeek2 = fread($fd, 3);
if (strlen($AddrSeek2) < 3) {
fclose($fd);
return 'System Error';
}
$AddrSeek2 = implode('', unpack('L', $AddrSeek2.chr(0)));
fseek($fd, $AddrSeek2);
} else {
fseek($fd, -1, SEEK_CUR);
}
while (($char = fread($fd, 1)) != chr(0)) {
$ipAddr2 .= $char;
}
$AddrSeek = implode('', unpack('L', $AddrSeek.chr(0)));
fseek($fd, $AddrSeek);
while (($char = fread($fd, 1)) != chr(0)) {
$ipAddr1 .= $char;
}
} else {
fseek($fd, -1, SEEK_CUR);
while (($char = fread($fd, 1)) != chr(0)) {
$ipAddr1 .= $char;
}
$ipFlag = fread($fd, 1);
if ($ipFlag == chr(2)) {
$AddrSeek2 = fread($fd, 3);
if (strlen($AddrSeek2) < 3) {
fclose($fd);
return 'System Error';
}
$AddrSeek2 = implode('', unpack('L', $AddrSeek2.chr(0)));
fseek($fd, $AddrSeek2);
} else {
fseek($fd, -1, SEEK_CUR);
}
while (($char = fread($fd, 1)) != chr(0)) {
$ipAddr2 .= $char;
}
}
fclose($fd);
if (preg_match('/http/i', $ipAddr2)) {
$ipAddr2 = '';
}
$ipaddr = "$ipAddr1 $ipAddr2";
$ipaddr = preg_replace('/CZ88.NET/is', '', $ipaddr);
$ipaddr = preg_replace('/^s*/is', '', $ipaddr);
$ipaddr = preg_replace('/s*$/is', '', $ipaddr);
if (preg_match('/http/i', $ipaddr) || $ipaddr == '') {
$ipaddr = 'Unknown';
}
//编码转换
$ipaddr = iconv('gbk', 'utf-8//IGNORE', $ipaddr);
$return = $this->formatAddress($ipaddr);
return $return;
}
}![图片[1]-PHP类库根据ip解析为地区-省市-小七笔记](https://www.snswm.com/wp-content/uploads/2024/07/d2b5ca33bd20240709220111.png)
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