238 lines
6.8 KiB
PHP
Executable File
238 lines
6.8 KiB
PHP
Executable File
<?php
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/* geoipcity.inc
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*
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* Copyright (C) 2004 Maxmind LLC
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* Changelog:
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*
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* 2005-01-13 Andrew Hill, Awarez Ltd. (http://www.awarez.net)
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* Formatted file according to PEAR library standards.
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* Changed inclusion of geoip.inc file to require_once, so that
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* this library can be used in the same script as geoip.inc.
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*/
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define("FULL_RECORD_LENGTH",50);
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require_once 'geoip/geoip.inc';
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require_once 'geoip/geoipregionvars.php';
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class geoiprecord {
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var $country_code;
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var $country_code3;
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var $country_name;
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var $region;
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var $city;
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var $postal_code;
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var $latitude;
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var $longitude;
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var $area_code;
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var $dma_code; # metro and dma code are the same. use metro_code
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var $metro_code;
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var $continent_code;
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}
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class geoipdnsrecord {
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var $country_code;
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var $country_code3;
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var $country_name;
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var $region;
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var $regionname;
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var $city;
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var $postal_code;
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var $latitude;
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var $longitude;
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var $areacode;
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var $dmacode;
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var $isp;
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var $org;
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var $metrocode;
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}
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function getrecordwithdnsservice($str){
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$record = new geoipdnsrecord;
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$keyvalue = explode(";",$str);
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foreach ($keyvalue as $keyvalue2){
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list($key,$value) = explode("=",$keyvalue2);
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if ($key == "co"){
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$record->country_code = $value;
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}
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if ($key == "ci"){
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$record->city = $value;
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}
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if ($key == "re"){
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$record->region = $value;
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}
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if ($key == "ac"){
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$record->areacode = $value;
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}
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if ($key == "dm" || $key == "me" ){
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$record->dmacode = $value;
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$record->metrocode = $value;
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}
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if ($key == "is"){
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$record->isp = $value;
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}
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if ($key == "or"){
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$record->org = $value;
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}
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if ($key == "zi"){
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$record->postal_code = $value;
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}
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if ($key == "la"){
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$record->latitude = $value;
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}
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if ($key == "lo"){
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$record->longitude = $value;
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}
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}
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$number = $GLOBALS['GEOIP_COUNTRY_CODE_TO_NUMBER'][$record->country_code];
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$record->country_code3 = $GLOBALS['GEOIP_COUNTRY_CODES3'][$number];
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$record->country_name = $GLOBALS['GEOIP_COUNTRY_NAMES'][$number];
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if ($record->region != "") {
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if (($record->country_code == "US") || ($record->country_code == "CA")){
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$record->regionname = $GLOBALS['ISO'][$record->country_code][$record->region];
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} else {
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$record->regionname = $GLOBALS['FIPS'][$record->country_code][$record->region];
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}
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}
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return $record;
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}
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function _get_record_v6($gi,$ipnum){
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$seek_country = _geoip_seek_country_v6($gi,$ipnum);
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if ($seek_country == $gi->databaseSegments) {
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return NULL;
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}
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return _common_get_record($gi, $seek_country);
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}
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function _common_get_record($gi, $seek_country){
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// workaround php's broken substr, strpos, etc handling with
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// mbstring.func_overload and mbstring.internal_encoding
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$enc = mb_internal_encoding();
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mb_internal_encoding('ISO-8859-1');
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$record_pointer = $seek_country + (2 * $gi->record_length - 1) * $gi->databaseSegments;
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if ($gi->flags & GEOIP_MEMORY_CACHE) {
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$record_buf = substr($gi->memory_buffer,$record_pointer,FULL_RECORD_LENGTH);
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} elseif ($gi->flags & GEOIP_SHARED_MEMORY){
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$record_buf = @shmop_read($gi->shmid,$record_pointer,FULL_RECORD_LENGTH);
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} else {
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fseek($gi->filehandle, $record_pointer, SEEK_SET);
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$record_buf = fread($gi->filehandle,FULL_RECORD_LENGTH);
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}
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$record = new geoiprecord;
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$record_buf_pos = 0;
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$char = ord(substr($record_buf,$record_buf_pos,1));
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$record->country_code = $gi->GEOIP_COUNTRY_CODES[$char];
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$record->country_code3 = $gi->GEOIP_COUNTRY_CODES3[$char];
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$record->country_name = $gi->GEOIP_COUNTRY_NAMES[$char];
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$record->continent_code = $gi->GEOIP_CONTINENT_CODES[$char];
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$record_buf_pos++;
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$str_length = 0;
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// Get region
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$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
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while ($char != 0){
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$str_length++;
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$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
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}
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if ($str_length > 0){
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$record->region = substr($record_buf,$record_buf_pos,$str_length);
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}
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$record_buf_pos += $str_length + 1;
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$str_length = 0;
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// Get city
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$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
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while ($char != 0){
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$str_length++;
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$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
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}
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if ($str_length > 0){
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$record->city = substr($record_buf,$record_buf_pos,$str_length);
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}
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$record_buf_pos += $str_length + 1;
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$str_length = 0;
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// Get postal code
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$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
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while ($char != 0){
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$str_length++;
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$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
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}
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if ($str_length > 0){
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$record->postal_code = substr($record_buf,$record_buf_pos,$str_length);
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}
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$record_buf_pos += $str_length + 1;
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$str_length = 0;
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// Get latitude and longitude
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$latitude = 0;
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$longitude = 0;
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for ($j = 0;$j < 3; ++$j){
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$char = ord(substr($record_buf,$record_buf_pos++,1));
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$latitude += ($char << ($j * 8));
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}
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$record->latitude = ($latitude/10000) - 180;
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for ($j = 0;$j < 3; ++$j){
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$char = ord(substr($record_buf,$record_buf_pos++,1));
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$longitude += ($char << ($j * 8));
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}
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$record->longitude = ($longitude/10000) - 180;
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if (GEOIP_CITY_EDITION_REV1 == $gi->databaseType){
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$metroarea_combo = 0;
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if ($record->country_code == "US"){
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for ($j = 0;$j < 3;++$j){
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$char = ord(substr($record_buf,$record_buf_pos++,1));
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$metroarea_combo += ($char << ($j * 8));
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}
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$record->metro_code = $record->dma_code = floor($metroarea_combo/1000);
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$record->area_code = $metroarea_combo%1000;
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}
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}
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mb_internal_encoding($enc);
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return $record;
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}
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function GeoIP_record_by_addr_v6 ($gi,$addr){
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if ($addr == NULL){
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return 0;
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}
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$ipnum = inet_pton($addr);
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return _get_record_v6($gi, $ipnum);
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}
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function _get_record($gi,$ipnum){
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$seek_country = _geoip_seek_country($gi,$ipnum);
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if ($seek_country == $gi->databaseSegments) {
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return NULL;
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}
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return _common_get_record($gi, $seek_country);
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}
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function GeoIP_record_by_addr ($gi,$addr){
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if ($addr == NULL){
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return 0;
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}
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$ipnum = ip2long($addr);
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return _get_record($gi, $ipnum);
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}
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?>
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