mirror of https://github.com/dnomd343/echoIP
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119 lines
3.8 KiB
119 lines
3.8 KiB
<?php
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include("country.php");
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include("qqwry.php");
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include("ipinfo.php");
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include("ipip.php");
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include("city.php");
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function getIPInfo($ip) {
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$specialInfo = checkSpecial($ip);
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if (is_string($specialInfo)) {
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$info['ip'] = $ip;
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$info['as'] = null;
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$info['city'] = null;
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$info['region'] = null;
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$info['country'] = null;
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$info['timezone'] = null;
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$info['loc'] = null;
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$info['isp'] = $specialInfo;
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} else {
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$IPIP = new IPDB('ipipfree.ipdb');
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$addr = $IPIP->getDistrict($ip);
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$data = IPinfo::getInfo($ip);
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$country = getCountry($data['country']);
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$info['ip'] = $data['ip'];
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$info['as'] = $data['as'];
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$info['city'] = $data['city'];
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$info['region'] = $data['region'];
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$info['country'] = $data['country'] . ' - ' . $country['en'];
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$info['country'] .= "（" . $country['cn'] . "）";
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$info['timezone'] = $data['timezone'];
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$info['loc'] = $data['loc'];
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$info['isp'] = $data['isp'];
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if ($addr[0] == '中国') {
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$info['country'] = 'CN - China（中国）';
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$info['timezone'] = 'Asia/Shanghai';
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if ($addr[1] == '') {
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$addr[1] = '北京';
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}
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$cityLoc = getLoc($addr[1], $addr[2]);
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$info['region'] = $cityLoc['region'];
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$info['city'] = $cityLoc['city'];
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$info['loc'] = $cityLoc['lat'] . ',' . $cityLoc['lon'];
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}
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}
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if (filter_var($ip, \FILTER_VALIDATE_IP,\FILTER_FLAG_IPV4)) {
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$qqwry = new QQWry('qqwry.dat');
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$detail = $qqwry->getDetail($ip);
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$info['scope'] = tryCIDR($detail['beginIP'], $detail['endIP']);
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$info['detail'] = $detail['dataA'] . $detail['dataB'];
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} else {
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$info['scope'] = $info['ip'];
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$info['detail'] = $info['as'] . ' ' . $info['isp'];
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}
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if ($_GET['cli'] == "true") { // 使用命令行模式
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$cli = "IP: ".$info['ip'] . PHP_EOL;
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$cli .= "AS: ".$info['as'] . PHP_EOL;
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$cli .= "City: ".$info['city'] . PHP_EOL;
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$cli .= "Region: ".$info['region'] . PHP_EOL;
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$cli .= "Country: ".$info['country'] . PHP_EOL;
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$cli .= "Timezone: ".$info['timezone'] . PHP_EOL;
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$cli .= "Location: ".$info['loc'] . PHP_EOL;
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$cli .= "ISP: ".$info['isp'] . PHP_EOL;
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$cli .= "Scope: ".$info['scope'] . PHP_EOL;
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$cli .= "Detail: ".$info['detail'] . PHP_EOL;
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return $cli;
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}
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header('Content-Type: application/json; charset=utf-8'); // 以JSON格式发送
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return json_encode($info);
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}
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function checkSpecial($ip) { // 检查特殊IP地址并返回说明
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if ('::1' === $ip) {
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return 'localhost IPv6 access';
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}
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if (stripos($ip, 'fe80:') === 0) {
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return 'link-local IPv6 access';
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}
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if (strpos($ip, '127.') === 0) {
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return 'localhost IPv4 access';
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}
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if (strpos($ip, '10.') === 0) {
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return 'private IPv4 access';
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}
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if (preg_match('/^172\.(1[6-9]|2\d|3[01])\./', $ip) === 1) {
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return 'private IPv4 access';
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}
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if (strpos($ip, '192.168.') === 0) {
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return 'private IPv4 access';
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}
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if (strpos($ip, '169.254.') === 0) {
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return 'link-local IPv4 access';
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}
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return null;
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}
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function tryCIDR($beginIP, $endIP) { // 给定IP范围，尝试计算CIDR
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$tmp = ip2long($endIP) - ip2long($beginIP) + 1;
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if (pow(2, intval(log($tmp, 2))) == $tmp) { // 判断是否为2的整数次方
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return $beginIP . '/' . (32 - log($tmp, 2));
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} else {
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return $beginIP . ' - ' . $endIP;
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}
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}
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function main() {
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$ip = $_GET['ip'];
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if (!filter_var($ip, \FILTER_VALIDATE_IP)) {
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echo "Illegal IP format".PHP_EOL;
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exit;
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}
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echo getIPInfo($ip);
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}
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main();
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?>
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