根据ip获取地区数据
// 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; } }