// 根据ip获取地区数据
function getQqwryArea($browseIp)
{
$IpCity = Qqwry::build()->getlocation($browseIp);
// 如果查不出来数据,或者等于自治区的数据,就去网上的库查询
if (empty($IpCity['country'])) {
$areaData = getIpCity2($browseIp);
}elseif ($IpCity['country'] == 'IANA') {
$areaData = getIpCity2($browseIp);
}elseif (stripos($IpCity['country'],'新疆') !== false){
$areaData = getIpCity2($browseIp);
}elseif (stripos($IpCity['country'],'广西') !== false){
$areaData = getIpCity2($browseIp);
}elseif (stripos($IpCity['country'],'西藏') !== false){
$areaData = getIpCity2($browseIp);
}elseif (stripos($IpCity['country'],'内蒙古') !== false){
$areaData = getIpCity2($browseIp);
}elseif (stripos($IpCity['country'],'宁夏') !== false){
$areaData = getIpCity2($browseIp);
}else{
// 拆分成省市区,例如 江苏省南京市, 要江苏省,南京市
if ($IpCity['country']) {
// 判断是否为中国城市,是否有市
if (stripos($IpCity['country'],'市') !== false) {
$updatearea = explode('市',$IpCity['country']);
$updatearea2 = explode('省',$updatearea[0]);
$areaData['province_id'] = '';
$areaData['city_id'] = '';
$areaData['district_id'] = '';
$areaData['province'] = $updatearea2[0].'省';
if (empty($updatearea2[1])) {
$areaData['city'] = '';
$areaData['district'] = '';
}else{
$areaData['city'] = $updatearea2[1].'市';
$areaData['district'] = $updatearea[1];
}
}else{
$areaData['province_id'] = '';
$areaData['city_id'] = '';
$areaData['district_id'] = '';
$areaData['province'] = $IpCity['country'];
$areaData['city'] = '';
$areaData['district'] = '';
}
}
}
if (!$areaData['province']) {
$areaData['province'] = '无数据';
}
return $areaData;
}
/**
*获取ip归属地,返回省市区及id
*/
function getIpCity2($ip)
{
$ch = curl_init();
$url = 'https://whois.pconline.com.cn/ipJson.jsp?ip=' . $ip;
//用curl发送接收数据
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
//请求为https
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
$location = curl_exec($ch);
curl_close($ch);
//转码
$location = mb_convert_encoding($location, 'utf-8', 'GB2312');
//截取{}中的字符串
$location = substr($location, strlen('({') + strpos($location, '({'), (strlen($location) - strpos($location, '})')) * (-1));
//将截取的字符串$location中的‘,’替换成‘&’ 将字符串中的‘:‘替换成‘=’
$location = str_replace('"', "", str_replace(":", "=", str_replace(",", "&", $location)));
//php内置函数,将处理成类似于url参数的格式的字符串 转换成数组
parse_str($location, $ip_location);
if (!empty($ip_location['proCode'])) {
$triggerData['province_id'] = $ip_location['proCode'];
$triggerData['city_id'] = $ip_location['cityCode'];
$triggerData['district_id'] = $ip_location['regionCode'];
$triggerData['province'] = $ip_location['pro'];
$triggerData['city'] = $ip_location['city'];
$triggerData['district'] = $ip_location['region'];
}else{
$triggerData['province_id'] = '';
$triggerData['city_id'] = '';
$triggerData['district_id'] = '';
$triggerData['province'] = '无数据';
$triggerData['city'] = '';
$triggerData['district'] = '';
}
return $triggerData;
}
2.服务层
<?php
declare(strict_types=1);
namespace app\common\server;
class Qqwry
{
public static function build()
{
return new self();
}
/**
* QQWry.Dat文件指针
* @var resource
*/
var $fp;
/**
* 第一条IP记录的偏移地址
* @var int
*/
var $firstip;
/**
* 最后一条IP记录的偏移地址
* @var int
*/
var $lastip;
/**
* IP记录的总条数(不包含版本信息记录)
* @var int
*/
var $totalip;
/**
* 构造函数,打开 QQWry.Dat 文件并初始化类中的信息
* @param string $filename
* @return IpLocation
*/
function __construct()
{
$this->fp = 0;
$filename = getcwd() . '/static/qqwry.dat';
if (($this->fp = @fopen($filename, 'rb')) !== false) {
$this->firstip = $this->getlong();
$this->lastip = $this->getlong();
$this->totalip = ($this->lastip - $this->firstip) / 7;
//注册析构函数,使其在程序执行结束时执行
register_shutdown_function(array(&$this, '__construct'));
}
}
/**
* 返回读取的长整型数
* @access private
* @return int
*/
function getlong()
{
//将读取的little-endian编码的4个字节转化为长整型数
$result = unpack('Vlong', fread($this->fp, 4));
return $result['long'];
}
/**
* 返回读取的3个字节的长整型数
*
* @access private
* @return int
*/
function getlong3()
{
//将读取的little-endian编码的3个字节转化为长整型数
$result = unpack('Vlong', fread($this->fp, 3) . chr(0));
return $result['long'];
}
/**
* 返回压缩后可进行比较的IP地址
*
* @access private
* @param string $ip
* @return string
*/
function packip($ip)
{
// 将IP地址转化为长整型数,如果在PHP5中,IP地址错误,则返回False,
// 这时intval将Flase转化为整数-1,之后压缩成big-endian编码的字符串
return pack('N', intval(ip2long($ip)));
}
/**
* 返回读取的字符串
*
* @access private
* @param string $data
* @return string
*/
function getstring($data = '')
{
$char = fread($this->fp, 1);
while (ord($char) > 0) { // 字符串按照C格式保存,以结束
$data .= $char; // 将读取的字符连接到给定字符串之后
$char = fread($this->fp, 1);
}
return $data;
}
/**
* 返回地区信息
*
* @access private
* @return string
*/
function getarea()
{
$byte = fread($this->fp, 1); // 标志字节
switch (ord($byte)) {
case 0: // 没有区域信息
$area = '';
break;
case 1:
case 2: // 标志字节为1或2,表示区域信息被重定向
fseek($this->fp, $this->getlong3());
$area = $this->getstring();
break;
default: // 否则,表示区域信息没有被重定向
$area = $this->getstring($byte);
break;
}
return $area;
}
/**
* 根据所给 IP 地址或域名返回所在地区信息
* @access public
* @param string $ip
* @return array
*/
function getlocation($ip = '')
{
if (!$this->fp) return '未找到dat数据库文件'; // 如果数据文件没有被正确打开,则直接返回空
$location['ip'] = gethostbyname($ip); // 将输入的域名转化为IP地址
$ip = $this->packip($location['ip']); // 将输入的IP地址转化为可比较的IP地址
// 不合法的IP地址会被转化为255.255.255.255
// 对分搜索
$l = 0; // 搜索的下边界
$u = $this->totalip; // 搜索的上边界
$findip = $this->lastip; // 如果没有找到就返回最后一条IP记录(QQWry.Dat的版本信息)
while ($l <= $u) { // 当上边界小于下边界时,查找失败
$i = floor(($l + $u) / 2); // 计算近似中间记录
fseek($this->fp, intval($this->firstip + $i * 7));
$beginip = strrev(fread($this->fp, 4)); // 获取中间记录的开始IP地址
// strrev函数在这里的作用是将little-endian的压缩IP地址转化为big-endian的格式
// 以便用于比较,后面相同。
if ($ip < $beginip) { // 用户的IP小于中间记录的开始IP地址时
$u = $i - 1; // 将搜索的上边界修改为中间记录减一
} else {
fseek($this->fp, $this->getlong3());
$endip = strrev(fread($this->fp, 4)); // 获取中间记录的结束IP地址
if ($ip > $endip) { // 用户的IP大于中间记录的结束IP地址时
$l = $i + 1; // 将搜索的下边界修改为中间记录加一
} else { // 用户的IP在中间记录的IP范围内时
$findip = intval($this->firstip + $i * 7);
break; // 则表示找到结果,退出循环
}
}
}
//获取查找到的IP地理位置信息
fseek($this->fp, intval($findip));
$location['beginip'] = long2ip($this->getlong()); // 用户IP所在范围的开始地址
$offset = $this->getlong3();
fseek($this->fp, $offset);
$location['endip'] = long2ip($this->getlong()); // 用户IP所在范围的结束地址
$byte = fread($this->fp, 1); // 标志字节
switch (ord($byte)) {
case 1: // 标志字节为1,表示国家和区域信息都被同时重定向
$countryOffset = $this->getlong3(); // 重定向地址
fseek($this->fp, $countryOffset);
$byte = fread($this->fp, 1); // 标志字节
switch (ord($byte)) {
case 2: // 标志字节为2,表示国家信息又被重定向
fseek($this->fp, $this->getlong3());
$location['country'] = $this->getstring();
fseek($this->fp, $countryOffset + 4);
$location['area'] = $this->getarea();
break;
default: // 否则,表示国家信息没有被重定向
$location['country'] = $this->getstring($byte);
$location['area'] = $this->getarea();
break;
}
break;
case 2: // 标志字节为2,表示国家信息被重定向
fseek($this->fp, $this->getlong3());
$location['country'] = $this->getstring();
fseek($this->fp, $offset + 8);
$location['area'] = $this->getarea();
break;
default: // 否则,表示国家信息没有被重定向
$location['country'] = $this->getstring($byte);
$location['area'] = $this->getarea();
break;
}
if ($location['country'] == ' CZ88.NET') { // CZ88.NET表示没有有效信息
$location['country'] = '未知';
}
if ($location['area'] == ' CZ88.NET') {
$location['area'] = '';
}
foreach ($location as $k => $item) {
if (!$this->is_utf8($location[$k])) {
$location[$k] = iconv('gbk', 'utf-8', $item);
}
}
header('content-type:text/json;charset=utf8');
return $location;
}
function is_utf8($string)
{
return preg_match('%^(?:
[\x09\x0A\x0D\x20-\x7E] # ASCII
| [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte
| \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs
| [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte
| \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates
| \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3
| [\xF1-\xF3][\x80-\xBF]{3} # planes 4-15
| \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16
)*$%xs', $string);
}
/**
* 析构函数,用于在页面执行结束后自动关闭打开的文件。
*
*/
function __desctruct()
{
if ($this->fp) {
fclose($this->fp);
}
$this->fp = 0;
}
}