<?php
/* geoipcity.inc
*
* Copyright (C) 2004 Maxmind LLC
*
* 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 2.1 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* Changelog:
*
* 2005-01-13 Andrew Hill, Awarez Ltd. (http://www.awarez.net)
* Formatted file according to PEAR library standards.
* Changed inclusion of geoip.inc file to require_once, so that
* this library can be used in the same script as geoip.inc.
*/
define("FULL_RECORD_LENGTH",50);
require_once 'geoip.inc.php';
require_once 'geoipregionvars.php';
class geoiprecord {
var $country_code;
var $country_code3;
var $country_name;
var $region;
var $city;
var $postal_code;
var $latitude;
var $longitude;
var $area_code;
var $dma_code;
}
class geoipdnsrecord {
var $country_code;
var $country_code3;
var $country_name;
var $region;
var $regionname;
var $city;
var $postal_code;
var $latitude;
var $longitude;
var $areacode;
var $dmacode;
var $isp;
var $org;
}
function getrecordwithdnsservice($str){
$record = new geoipdnsrecord;
$keyvalue = split(";",$str);
foreach ($keyvalue as $keyvalue2){
list($key,$value) = split("=",$keyvalue2);
if ($key == "co"){
$record->country_code = $value;
}
if ($key == "ci"){
$record->city = $value;
}
if ($key == "re"){
$record->region = $value;
}
if ($key == "ac"){
$record->areacode = $value;
}
if ($key == "dm"){
$record->dmacode = $value;
}
if ($key == "is"){
$record->isp = $value;
}
if ($key == "or"){
$record->org = $value;
}
if ($key == "zi"){
$record->postal_code = $value;
}
if ($key == "la"){
$record->latitude = $value;
}
if ($key == "lo"){
$record->longitude = $value;
}
}
$number = $GLOBALS['GEOIP_COUNTRY_CODE_TO_NUMBER'][$record->country_code];
$record->country_code3 = $GLOBALS['GEOIP_COUNTRY_CODES3'][$number];
$record->country_name = $GLOBALS['GEOIP_COUNTRY_NAMES'][$number];
if ($record->region != "") {
if (($record->country_code == "US") || ($record->country_code == "CA")){
$record->regionname = $GLOBALS['ISO'][$record->country_code][$record->region];
} else {
$record->regionname = $GLOBALS['FIPS'][$record->country_code][$record->region];
}
}
return $record;
}
function _get_record($gi,$ipnum){
$seek_country = _geoip_seek_country($gi,$ipnum);
if ($seek_country == $gi->databaseSegments) {
return NULL;
}
$record_pointer = $seek_country + (2 * $gi->record_length - 1) * $gi->databaseSegments;
if ($gi->flags & GEOIP_MEMORY_CACHE) {
$record_buf = substr($gi->memory_buffer,$record_pointer,FULL_RECORD_LENGTH);
} elseif ($gi->flags & GEOIP_SHARED_MEMORY){
$record_buf = @shmop_read($gi->shmid,$record_pointer,FULL_RECORD_LENGTH);
} else {
fseek($gi->filehandle, $record_pointer, SEEK_SET);
$record_buf = fread($gi->filehandle,FULL_RECORD_LENGTH);
}
$record = new geoiprecord;
$record_buf_pos = 0;
$char = ord(substr($record_buf,$record_buf_pos,1));
$record->country_code = $gi->GEOIP_COUNTRY_CODES[$char];
$record->country_code3 = $gi->GEOIP_COUNTRY_CODES3[$char];
$record->country_name = $gi->GEOIP_COUNTRY_NAMES[$char];
$record_buf_pos++;
$str_length = 0;
// Get region
$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
while ($char != 0){
$str_length++;
$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
}
if ($str_length > 0){
$record->region = substr($record_buf,$record_buf_pos,$str_length);
}
$record_buf_pos += $str_length + 1;
$str_length = 0;
// Get city
$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
while ($char != 0){
$str_length++;
$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
}
if ($str_length > 0){
$record->city = substr($record_buf,$record_buf_pos,$str_length);
}
$record_buf_pos += $str_length + 1;
$str_length = 0;
// Get postal code
$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
while ($char != 0){
$str_length++;
$char = ord(substr($record_buf,$record_buf_pos+$str_length,1));
}
if ($str_length > 0){
$record->postal_code = substr($record_buf,$record_buf_pos,$str_length);
}
$record_buf_pos += $str_length + 1;
$str_length = 0;
// Get latitude and longitude
$latitude = 0;
$longitude = 0;
for ($j = 0;$j < 3; ++$j){
$char = ord(substr($record_buf,$record_buf_pos++,1));
$latitude += ($char << ($j * 8));
}
$record->latitude = ($latitude/10000) - 180;
for ($j = 0;$j < 3; ++$j){
$char = ord(substr($record_buf,$record_buf_pos++,1));
$longitude += ($char << ($j * 8));
}
$record->longitude = ($longitude/10000) - 180;
if (GEOIP_CITY_EDITION_REV1 == $gi->databaseType){
$dmaarea_combo = 0;
if ($record->country_code == "US"){
for ($j = 0;$j < 3;++$j){
$char = ord(substr($record_buf,$record_buf_pos++,1));
$dmaarea_combo += ($char << ($j * 8));
}
$record->dma_code = floor($dmaarea_combo/1000);
$record->area_code = $dmaarea_combo%1000;
}
}
return $record;
}
function GeoIP_record_by_addr ($gi,$addr){
if ($addr == NULL){
return 0;
}
$ipnum = ip2long($addr);
return _get_record($gi, $ipnum);
}
?>
|
Download
