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medicalalert-web-reloaded/wp/wp-content/ip-geo-api/ip2location/IP2Location.php
Tony Volpe be83910651 Merged in feature/280-dev-dev01 (pull request #21) 
auto-patch  280-dev-dev01-2024-01-19T16_41_58

* auto-patch  280-dev-dev01-2024-01-19T16_41_58
2024-01-19 16:44:43 +00:00

848 lines
32 KiB
PHP
Raw Blame History

<?php
/**
* This is the modified version for IP Geo Block
* based on IP2Location PHP Module Version: 7.0.0
* from https://www.ip2location.com/developers/php
*/
/**
* Copyright (C) 2005-2015 IP2Location.com
* All Rights Reserved
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; If not, see <https://www.gnu.org/licenses/>.
*/
class IP2LocationRecord {
public $ipAddress;
public $ipNumber;
public $countryCode;
public $countryName;
public $regionName;
public $cityName;
public $latitude;
public $longitude;
public $isp;
public $domainName;
public $zipCode;
public $timeZone;
public $netSpeed;
public $iddCode;
public $areaCode;
public $weatherStationCode;
public $weatherStationName;
public $mcc;
public $mnc;
public $mobileCarrierName;
public $elevation;
public $usageType;
}
class IP2Location {
// Current version.
const VERSION = '7.0.0';
// Database storage method.
const FILE_IO = 0;
const MEMORY_CACHE = 1;
const SHARED_MEMORY = 2;
// Unpack method.
const ENDIAN = 0;
const BIG_ENDIAN = 1;
// Record field.
const ALL = 100;
const COUNTRY_CODE = 1;
const COUNTRY_NAME = 2;
const REGION_NAME = 3;
const CITY_NAME = 4;
const LATITUDE = 5;
const LONGITUDE = 6;
const ISP = 7;
const DOMAIN_NAME = 8;
const ZIP_CODE = 9;
const TIME_ZONE = 10;
const NET_SPEED = 11;
const IDD_CODE = 12;
const AREA_CODE = 13;
const WEATHER_STATION_CODE = 14;
const WEATHER_STATION_NAME = 15;
const MCC = 16;
const MNC = 17;
const MOBILE_CARRIER_NAME = 18;
const ELEVATION = 19;
const USAGE_TYPE = 20;
// IP version.
const IPV4 = 0;
const IPV6 = 1;
// SHMOP memory address.
const SHM_KEY = 4194500608;
// Message.
const FIELD_NOT_SUPPORTED = 'This parameter is unavailable in selected .BIN data file. Please upgrade data file.';
const INVALID_IP_ADDRESS = 'Invalid IP address.';
private $columns = array(
'COUNTRY_CODE' => array(
0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
),
'COUNTRY_NAME' => array(
0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
),
'REGION_NAME' => array(
0,0,0,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,
),
'CITY_NAME' => array(
0,0,0,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
),
'LATITUDE' => array(
0,0,0,0,0,5,5,0,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
),
'LONGITUDE' => array(
0,0,0,0,0,6,6,0,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
),
'ISP' => array(
0,0,3,0,5,0,7,5,7,0,8,0,9,0,9,0,9,0,9,7,9,0,9,7,9,
),
'DOMAIN_NAME' => array(
0,0,0,0,0,0,0,6,8,0,9,0,10,0,10,0,10,0,10,8,10,0,10,8,10,
),
'ZIP_CODE' => array(
0,0,0,0,0,0,0,0,0,7,7,7,7,0,7,7,7,0,7,0,7,7,7,0,7,
),
'TIME_ZONE' => array(
0,0,0,0,0,0,0,0,0,0,0,8,8,7,8,8,8,7,8,0,8,8,8,0,8,
),
'NET_SPEED' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,8,11,0,11,8,11,0,11,0,11,0,11,
),
'IDD_CODE' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,12,0,12,0,12,9,12,0,12,
),
'AREA_CODE' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,13,0,13,0,13,10,13,0,13,
),
'WEATHER_STATION_CODE' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,14,0,14,0,14,0,14,
),
'WEATHER_STATION_NAME' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,15,0,15,0,15,0,15,
),
'MCC' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,16,0,16,9,16,
),
'MNC' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,17,0,17,10,17,
),
'MOBILE_CARRIER_NAME' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,18,0,18,11,18,
),
'ELEVATION' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,19,0,19,
),
'USAGE_TYPE' => array(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,20,
),
);
private $shmId = '';
private $database = array();
private $unpackMethod;
private $buffer;
private $mode;
private $resource;
private $result;
/**
* Added for IP Geo Block
*/
public function get_database_type() {
return ( $this->database['ipv4_count'] ? IP_GEO_BLOCK_API_TYPE_IPV4 : 0 ) |
( $this->database['ipv6_count'] ? IP_GEO_BLOCK_API_TYPE_IPV6 : 0 );
}
/**
* Constructor.
*/
public function __construct($file = NULL, $mode = self::FILE_IO) {
if (!file_exists($file)) {
throw new Exception('IP2Location.class.php: Unable to open file "' . $file . '".');
}
// Define system unpack method.
list($test) = array_values(unpack('L1L', pack('V', 1)));
// Use Big Endian Unpack if endian test failed.
$this->unpackMethod = (($test != 1)) ? self::BIG_ENDIAN : self::ENDIAN;
switch ($mode) {
case self::SHARED_MEMORY:
if (!function_exists('shmop_open')) {
throw new Exception('IP2Location.class.php: Please make sure your PHP setup has "php_shmop" enabled.');
}
$this->mode = self::SHARED_MEMORY;
$this->shmId = @shmop_open(self::SHM_KEY, 'a', 0, 0);
if ($this->shmId === FALSE) {
// First execution, load database into memory.
if (($fp = fopen($file, 'rb')) === FALSE) {
throw new Exception('IP2Location.class.php: Unable to open file "' . $file . '".');
}
flock($fp, LOCK_SH); // @since 1.1.6
$stats = fstat($fp);
if ($shm_id = @shmop_open(self::SHM_KEY, 'w', 0, 0)) {
shmop_delete($shm_id);
shmop_close($shm_id);
}
if ($shm_id = @shmop_open(self::SHM_KEY, 'c', 0644, $stats['size'])) {
$pointer = 0;
while ($pointer < $stats['size']) {
$buf = fread($fp, 524288);
shmop_write($shm_id, $buf, $pointer);
$pointer += 524288;
}
shmop_close($shm_id);
}
flock($fp, LOCK_UN); // @since 1.1.6
fclose($fp);
$this->shmId = @shmop_open(self::SHM_KEY, 'a', 0, 0);
if ($this->shmId === FALSE) {
throw new Exception('IP2Location.class.php: Unable to access shared memory block.');
}
}
break;
default:
$this->mode = self::FILE_IO;
$this->resource = fopen($file, 'rb');
flock($this->resource, LOCK_SH); // @since 1.1.6
if ($mode == self::MEMORY_CACHE) {
$this->mode = self::MEMORY_CACHE;
$stats = fstat($this->resource);
$this->buffer = fread($this->resource, $stats['size']);
$this->close(); // @since 1.1.6
}
}
$this->database['type'] = $this->readByte(1, '8');
$this->database['column'] = $this->readByte(2, '8');
$this->database['year'] = $this->readByte(3, '8');
$this->database['month'] = $this->readByte(4, '8');
$this->database['day'] = $this->readByte(5, '8');
$this->database['ipv4_count'] = $this->readByte(6, '32');
$this->database['ipv4_base_address'] = $this->readByte(10, '32');
$this->database['ipv6_count'] = $this->readByte(14, '32');
$this->database['ipv6_base_address'] = $this->readByte(18, '32');
$this->result = new IP2LocationRecord();
}
/**
* Close resource.
*
* @since 1.1.6
*/
public function close() {
if ($this->resource) {
flock($this->resource, LOCK_UN);
fclose($this->resource);
$this->resource = NULL;
}
}
/**
* Read bytes.
*/
private function readByte($pos, $mode = 'string', $auto_size = FALSE) {
$result = '';
switch ($this->mode) {
case self::SHARED_MEMORY:
if ($mode == 'string') {
$data = shmop_read($this->shmId, $pos, ($auto_size) ? shmop_size($this->shmId) - $pos : 100);
}
else {
$data = shmop_read($this->shmId, $pos - 1, 50);
}
break;
case self::MEMORY_CACHE:
$data = substr($this->buffer, (($mode == 'string') ? $pos : $pos - 1), 100);
break;
default:
if ($mode == 'string') {
fseek($this->resource, $pos, SEEK_SET);
$data = @fread($this->resource, 1);
}
else {
fseek($this->resource, $pos - 1, SEEK_SET);
$data = @fread($this->resource, 50);
}
}
switch ($mode) {
case '8':
$out = $this->readBinary('C', $data);
$result = $out[1];
break;
case '32':
$out = $this->readBinary('V', $data);
if ($out[1] < 0) {
$out[1] += 4294967296;
}
$result = (int) $out[1];
break;
case '128':
$array = preg_split('//', $data, -1, PREG_SPLIT_NO_EMPTY);
if (count($array) != 16) {
$result = 0;
}
$ip96_127 = $this->readBinary('V', $array[0] . $array[1] . $array[2] . $array[3]);
$ip64_95 = $this->readBinary('V', $array[4] . $array[5] . $array[6] . $array[7]);
$ip32_63 = $this->readBinary('V', $array[8] . $array[9] . $array[10] . $array[11]);
$ip1_31 = $this->readBinary('V', $array[12] . $array[13] . $array[14] . $array[15]);
if ($ip96_127[1] < 0) {
$ip96_127[1] += 4294967296;
}
if ($ip64_95[1] < 0) {
$ip64_95[1] += 4294967296;
}
if ($ip32_63[1] < 0) {
$ip32_63[1] += 4294967296;
}
if ($ip1_31[1] < 0) {
$ip1_31[1] += 4294967296;
}
$result = bcadd(bcadd(bcmul($ip1_31[1], bcpow(4294967296, 3)), bcmul($ip32_63[1], bcpow(4294967296, 2))), bcadd(bcmul($ip64_95[1], 4294967296), $ip96_127[1]));
break;
case 'float':
$out = $this->readBinary('f', $data);
$result = $out[1];
break;
default:
$out = $this->readBinary('C', $data);
$result = (in_array($this->mode, array(self::SHARED_MEMORY, self::MEMORY_CACHE))) ? substr($data, 1, $out[1]) : @fread($this->resource, $out[1]);
}
return $result;
}
/**
* Read binary.
*/
private function readBinary($format, $data) {
if ($this->unpackMethod == self::BIG_ENDIAN) {
$ar = unpack($format, $data);
$vals = array_values($ar);
$f = explode('/', $format);
$i = 0;
foreach ($f as $f_value) {
$repeater = intval(substr($f_value, 1));
if ($repeater == 0) {
$repeater = 1;
}
if ($f_value{1} == '*') {
$repeater = count($ar) - $i;
}
if ($f_value{0} != 'd') {
$i += $repeater;
continue;
}
$j = $i + $repeater;
for ($a = $i; $a < $j; ++$a) {
$p = pack('d', $vals[$i]);
$p = strrev($p);
list($vals[$i]) = array_values(unpack('d1d', $p));
++$i;
}
}
$a = 0;
foreach ($ar as $ar_key => $ar_value) {
$ar[$ar_key] = $vals[$a];
++$a;
}
return $ar;
}
return unpack($format, $data);
}
/**
* Convert IPv6 into long integer.
*/
private function ipv6Numeric($ipv6) {
if ( extension_loaded('gmp') ):
$ip_n = inet_pton($ipv6);
$bits = 15;
// 16 x 8 bit = 128bit
$ipv6long = 0;
while ($bits >= 0) {
$bin = sprintf("%08b", (ord($ip_n[$bits])));
if ($ipv6long) {
$ipv6long = $bin . $ipv6long;
}
else {
$ipv6long = $bin;
}
$bits--;
}
return gmp_strval(gmp_init($ipv6long, 2), 10);
else:
/**
* Added for IP Geo Block (code from ip2location.class.php)
*/
$n = substr_count($ipv6, ':');
if($n < 7){
$expanded = '::';
while($n < 7){
$expanded .= ':';
$n++;
}
$ipv6 = preg_replace('/::/', $expanded, $ipv6);
}
$subLoc = 8;
$ipv6No = '0';
foreach(preg_split('/:/', $ipv6) as $ipSub){
$subLoc--;
if($ipSub == '') continue;
$ipv6No = bcadd( $ipv6No, bcmul(hexdec($ipSub), bcpow('65536', $subLoc))); // hexdec('0x10000')
}
return $ipv6No;
endif;
}
/**
* Validate IP address.
*/
private function validate($ip) {
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
return 4;
}
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
return 6;
}
return FALSE;
}
/**
* Core function to lookup geolocation data.
*/
public function lookup($ip, $fields = self::ALL) {
$this->result->ipAddress = $ip;
if (($version = $this->validate($ip)) === FALSE) {
foreach ($this->result as &$obj) {
if ($obj) {
continue;
}
$obj = self::INVALID_IP_ADDRESS;
}
return $this->result;
}
if ($version == 4) {
return $this->ipv4Lookup($ip, $fields);
}
if ($version == 6) {
return $this->ipv6Lookup($ip, $fields);
}
}
/**
* Lookup for IPv4 records.
*/
private function ipv4Lookup($ip, $fields) {
$keys = array_keys($this->columns);
$base_address = $this->database['ipv4_base_address'];
$high = $this->database['ipv4_count'];
$ip_number = sprintf('%u', ip2long($ip));
$ip_number = ($ip_number >= 4294967295) ? ($ip_number - 1) : $ip_number;
$this->result->ipNumber = $ip_number;
$low = 0;
$mid = 0;
$ip_from = 0;
$ip_to = 0;
while ($low <= $high) {
$mid = (int) (($low + $high) / 2);
$ip_from = $this->readByte($base_address + $mid * ($this->database['column'] * 4), 32);
$ip_to = $this->readByte($base_address + ($mid + 1) * ($this->database['column'] * 4), 32);
if ($ip_from < 0) {
$ip_from += pow(2, 32);
}
if ($ip_to < 0) {
$ip_to += pow(2, 32);
}
if (($ip_number >= $ip_from) && ($ip_number < $ip_to)) {
$return = self::FIELD_NOT_SUPPORTED;
$pointer = $base_address + ($mid * $this->database['column'] * 4);
switch ($fields) {
case self::COUNTRY_CODE:
case self::REGION_NAME:
case self::CITY_NAME:
case self::ISP:
case self::DOMAIN_NAME:
case self::ZIP_CODE:
case self::TIME_ZONE:
case self::NET_SPEED:
case self::IDD_CODE:
case self::AREA_CODE:
case self::WEATHER_STATION_CODE:
case self::WEATHER_STATION_NAME:
case self::MCC:
case self::MNC:
case self::MOBILE_CARRIER_NAME:
case self::ELEVATION:
if($this->columns[$keys[$fields - 1]][$this->database['type']] != 0){
$return = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
break;
case self::COUNTRY_NAME:
if($this->columns[$keys[$fields - 1]][$this->database['type']] != 0){
$return = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']] - 1), '32') + 3, 'string', TRUE);
}
break;
case self::LATITUDE:
case self::LONGITUDE:
if($this->columns[$keys[$fields - 1]][$this->database['type']] != 0){
$return = $this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']] - 1), 'float', TRUE);
}
break;
case self::USAGE_TYPE:
if($this->columns[$keys[$fields - 1]][$this->database['type']] != 0){
$return = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
break;
default:
$this->result->regionName = $this->result->cityName = $this->result->latitude = $this->result->longitude = $this->result->isp = $this->result->domainName = $this->result->zipCode = $this->result->timeZone = $this->result->netSpeed = $this->result->iddCode = $this->result->areaCode = $this->result->weatherStationCode = $this->result->weatherStationName = $this->result->mcc = $this->result->mnc = $this->result->mobileCarrierName = $this->result->elevation = $this->result->usageType = self::FIELD_NOT_SUPPORTED;
$this->result->countryCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::COUNTRY_CODE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
$this->result->countryName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::COUNTRY_NAME - 1]][$this->database['type']] - 1), '32') + 3, 'string', TRUE);
if ($this->columns[$keys[self::REGION_NAME - 1]][$this->database['type']] != 0) {
$this->result->regionName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::REGION_NAME - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::CITY_NAME - 1]][$this->database['type']] != 0) {
$this->result->cityName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::CITY_NAME - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::LATITUDE - 1]][$this->database['type']] != 0) {
$this->result->latitude = $this->readByte($pointer + 4 * ($this->columns[$keys[self::LATITUDE - 1]][$this->database['type']] - 1), 'float', TRUE);
}
if ($this->columns[$keys[self::LONGITUDE - 1]][$this->database['type']] != 0) {
$this->result->longitude = $this->readByte($pointer + 4 * ($this->columns[$keys[self::LONGITUDE - 1]][$this->database['type']] - 1), 'float', TRUE);
}
if ($this->columns[$keys[self::ISP - 1]][$this->database['type']] != 0) {
$this->result->isp = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::ISP - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::DOMAIN_NAME - 1]][$this->database['type']] != 0) {
$this->result->domainName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::DOMAIN_NAME - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::ZIP_CODE - 1]][$this->database['type']] != 0) {
$this->result->zipCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::ZIP_CODE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::TIME_ZONE - 1]][$this->database['type']] != 0) {
$this->result->timeZone = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::TIME_ZONE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::NET_SPEED - 1]][$this->database['type']] != 0) {
$this->result->netSpeed = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::NET_SPEED - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::IDD_CODE - 1]][$this->database['type']] != 0) {
$this->result->iddCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::IDD_CODE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::AREA_CODE - 1]][$this->database['type']] != 0) {
$this->result->areaCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::AREA_CODE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::WEATHER_STATION_CODE - 1]][$this->database['type']] != 0) {
$this->result->weatherStationCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::WEATHER_STATION_CODE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::WEATHER_STATION_NAME - 1]][$this->database['type']] != 0) {
$this->result->weatherStationName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::WEATHER_STATION_NAME - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::MCC - 1]][$this->database['type']] != 0) {
$this->result->mcc = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::MCC - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::MNC - 1]][$this->database['type']] != 0) {
$this->result->mnc = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::MNC - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::MOBILE_CARRIER_NAME - 1]][$this->database['type']] != 0) {
$this->result->mobileCarrierName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::MOBILE_CARRIER_NAME - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::ELEVATION - 1]][$this->database['type']] != 0) {
$this->result->elevation = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::ELEVATION - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::USAGE_TYPE - 1]][$this->database['type']] != 0) {
$this->result->usageType = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::USAGE_TYPE - 1]][$this->database['type']] - 1), '32'), 'string', TRUE);
}
return $this->result;
}
return $return;
}
else {
if ($ip_number < $ip_from) {
$high = $mid - 1;
}
else {
$low = $mid + 1;
}
}
}
}
/**
* Lookup for IPv6 records.
*/
private function ipv6Lookup($ip, $fields) {
$keys = array_keys($this->columns);
$base_address = $this->database['ipv6_base_address'];
$ip_number = $this->ipv6Numeric($ip);
$this->result->ipNumber = $ip_number;
$low = 0;
$mid = 0;
$high = $this->database['ipv6_count'];
$ip_from = 0;
$ip_to = 0;
while ($low <= $high) {
$mid = (int) (($low + $high) / 2);
$ip_from = $this->readByte($base_address + $mid * ($this->database['column'] * 4 + 12), 128);
$ip_to = $this->readByte($base_address + ($mid + 1) * ($this->database['column'] * 4 + 12), 128);
if ($ip_from < 0) {
$ip_from += pow(2, 32);
}
if ($ip_to < 0) {
$ip_to += pow(2, 32);
}
if (($ip_number >= $ip_from) && ($ip_number < $ip_to)) {
$return = '';
$pointer = $base_address + ($mid * ($this->database['column'] * 4 + 12)) + 8;
switch ($fields) {
case self::COUNTRY_CODE:
case self::REGION_NAME:
case self::CITY_NAME:
case self::ISP:
case self::DOMAIN_NAME:
case self::ZIP_CODE:
case self::TIME_ZONE:
case self::NET_SPEED:
case self::IDD_CODE:
case self::AREA_CODE:
case self::WEATHER_STATION_CODE:
case self::WEATHER_STATION_NAME:
case self::MCC:
case self::MNC:
case self::MOBILE_CARRIER_NAME:
case self::ELEVATION:
$return = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']]), '32'), 'string', TRUE);
break;
case self::COUNTRY_NAME:
$return = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']]), '32') + 3, 'string', TRUE);
break;
case self::LATITUDE:
case self::LONGITUDE:
$return = $this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']]), 'float', TRUE);
break;
case self::USAGE_TYPE:
$return = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[$fields - 1]][$this->database['type']]), '32'), 'string', TRUE);
break;
default:
$this->result->regionName = $this->result->cityName = $this->result->latitude = $this->result->longitude = $this->result->isp = $this->result->domainName = $this->result->zipCode = $this->result->timeZone = $this->result->netSpeed = $this->result->iddCode = $this->result->areaCode = $this->result->weatherStationCode = $this->result->weatherStationName = $this->result->mcc = $this->result->mnc = $this->result->mobileCarrierName = $this->result->elevation = $this->result->usageType = self::FIELD_NOT_SUPPORTED;
if ($this->columns[$keys[self::COUNTRY_CODE - 1]][$this->database['type']] != 0) {
$this->result->countryCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::COUNTRY_CODE - 1]][$this->database['type']]), '32'), 'string', TRUE);
$this->result->countryName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::COUNTRY_CODE - 1]][$this->database['type']]), '32') + 3, 'string', TRUE);
}
if ($this->columns[$keys[self::REGION_NAME - 1]][$this->database['type']] != 0) {
$this->result->regionName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::REGION_NAME - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::CITY_NAME - 1]][$this->database['type']] != 0) {
$this->result->cityName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::CITY_NAME - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::LATITUDE - 1]][$this->database['type']] != 0) {
$this->result->latitude = $this->readByte($pointer + 4 * ($this->columns[$keys[self::LATITUDE - 1]][$this->database['type']]), 'float', TRUE);
}
if ($this->columns[$keys[self::LONGITUDE - 1]][$this->database['type']] != 0) {
$this->result->longitude = $this->readByte($pointer + 4 * ($this->columns[$keys[self::LONGITUDE - 1]][$this->database['type']]), 'float', TRUE);
}
if ($this->columns[$keys[self::ISP - 1]][$this->database['type']] != 0) {
$this->result->isp = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::ISP - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::DOMAIN_NAME - 1]][$this->database['type']] != 0) {
$this->result->domainName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::DOMAIN_NAME - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::ZIP_CODE - 1]][$this->database['type']] != 0) {
$this->result->zipCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::ZIP_CODE - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::TIME_ZONE - 1]][$this->database['type']] != 0) {
$this->result->timeZone = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::TIME_ZONE - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::NET_SPEED - 1]][$this->database['type']] != 0) {
$this->result->netSpeed = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::NET_SPEED - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::IDD_CODE - 1]][$this->database['type']] != 0) {
$this->result->iddCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::IDD_CODE - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::AREA_CODE - 1]][$this->database['type']] != 0) {
$this->result->areaCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::AREA_CODE - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::WEATHER_STATION_CODE - 1]][$this->database['type']] != 0) {
$this->result->weatherStationCode = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::WEATHER_STATION_CODE - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::WEATHER_STATION_NAME - 1]][$this->database['type']] != 0) {
$this->result->weatherStationName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::WEATHER_STATION_NAME - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::MCC - 1]][$this->database['type']] != 0) {
$this->result->mcc = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::MCC - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::MNC - 1]][$this->database['type']] != 0) {
$this->result->mnc = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::MNC - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::MOBILE_CARRIER_NAME - 1]][$this->database['type']] != 0) {
$this->result->mobileCarrierName = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::MOBILE_CARRIER_NAME - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::ELEVATION - 1]][$this->database['type']] != 0) {
$this->result->elevation = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::ELEVATION - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
if ($this->columns[$keys[self::USAGE_TYPE - 1]][$this->database['type']] != 0) {
$this->result->usageType = $this->readByte($this->readByte($pointer + 4 * ($this->columns[$keys[self::USAGE_TYPE - 1]][$this->database['type']]), '32'), 'string', TRUE);
}
return $this->result;
}
return $return;
}
else {
if ($ip_number < $ip_from) {
$high = $mid - 1;
}
else {
$low = $mid + 1;
}
}
}
}
}
?>
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