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* Horde optimized interface to the MaxMind IP Address->Country
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* $Horde: framework/NLS/NLS/GeoIP.php,v 1.10.10.1 2005/01/03 12:19:08 jan Exp $
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* Based on PHP geoip.inc library by MaxMind LLC:
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* http://www.maxmind.com/download/geoip/api/php/
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* Originally based on php version of the geoip library written in May
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* 2002 by jim winstead <jimw@apache.org>
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* Copyright (C) 2003 MaxMind LLC
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* Copyright 2003-2005 Michael Slusarz <slusarz@bigworm.colorado.edu>
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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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* See the enclosed file COPYING for license information (LGPL). If you
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* did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
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* @author Michael Slusarz <slusarz@bigworm.colorado.edu>
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* @version $Revision: 1.10.10.1 $
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$GLOBALS['GEOIP_COUNTRY_CODES'] = array(
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'', 'AP', 'EU', 'AD', 'AE', 'AF', 'AG', 'AI', 'AL', 'AM', 'AN', 'AO', 'AQ',
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'AR', 'AS', 'AT', 'AU', 'AW', 'AZ', 'BA', 'BB', 'BD', 'BE', 'BF', 'BG', 'BH',
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'BI', 'BJ', 'BM', 'BN', 'BO', 'BR', 'BS', 'BT', 'BV', 'BW', 'BY', 'BZ', 'CA',
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'CC', 'CD', 'CF', 'CG', 'CH', 'CI', 'CK', 'CL', 'CM', 'CN', 'CO', 'CR', 'CU',
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'CV', 'CX', 'CY', 'CZ', 'DE', 'DJ', 'DK', 'DM', 'DO', 'DZ', 'EC', 'EE', 'EG',
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'EH', 'ER', 'ES', 'ET', 'FI', 'FJ', 'FK', 'FM', 'FO', 'FR', 'FX', 'GA', 'UK',
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'GD', 'GE', 'GF', 'GH', 'GI', 'GL', 'GM', 'GN', 'GP', 'GQ', 'GR', 'GS', 'GT',
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'GU', 'GW', 'GY', 'HK', 'HM', 'HN', 'HR', 'HT', 'HU', 'ID', 'IE', 'IL', 'IN',
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'IO', 'IQ', 'IR', 'IS', 'IT', 'JM', 'JO', 'JP', 'KE', 'KG', 'KH', 'KI', 'KM',
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'KN', 'KP', 'KR', 'KW', 'KY', 'KZ', 'LA', 'LB', 'LC', 'LI', 'LK', 'LR', 'LS',
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'LT', 'LU', 'LV', 'LY', 'MA', 'MC', 'MD', 'MG', 'MH', 'MK', 'ML', 'MM', 'MN',
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'MO', 'MP', 'MQ', 'MR', 'MS', 'MT', 'MU', 'MV', 'MW', 'MX', 'MY', 'MZ', 'NA',
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'NC', 'NE', 'NF', 'NG', 'NI', 'NL', 'NO', 'NP', 'NR', 'NU', 'NZ', 'OM', 'PA',
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'PE', 'PF', 'PG', 'PH', 'PK', 'PL', 'PM', 'PN', 'PR', 'PS', 'PT', 'PW', 'PY',
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'QA', 'RE', 'RO', 'RU', 'RW', 'SA', 'SB', 'SC', 'SD', 'SE', 'SG', 'SH', 'SI',
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'SJ', 'SK', 'SL', 'SM', 'SN', 'SO', 'SR', 'ST', 'SV', 'SY', 'SZ', 'TC', 'TD',
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'TF', 'TG', 'TH', 'TJ', 'TK', 'TM', 'TN', 'TO', 'TP', 'TR', 'TT', 'TV', 'TW',
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'TZ', 'UA', 'UG', 'UM', 'US', 'UY', 'UZ', 'VA', 'VC', 'VE', 'VG', 'VI', 'VN',
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'VU', 'WF', 'WS', 'YE', 'YT', 'YU', 'ZA', 'ZM', 'ZR', 'ZW', 'A1', 'A2', 'O1'
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$GLOBALS['GEOIP_COUNTRY_NAMES'] = array(
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"", _("Asia/Pacific Region"), _("Europe"), _("Andorra"),
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_("United Arab Emirates"), _("Afghanistan"), _("Antigua and Barbuda"),
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_("Anguilla"), _("Albania"), _("Armenia"), _("Netherlands Antilles"),
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_("Angola"), _("Antarctica"), _("Argentina"), _("American Samoa"),
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_("Austria"), _("Australia"), _("Aruba"), _("Azerbaijan"),
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_("Bosnia and Herzegovina"), _("Barbados"), _("Bangladesh"), _("Belgium"),
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_("Burkina Faso"), _("Bulgaria"), _("Bahrain"), _("Burundi"), _("Benin"),
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_("Bermuda"), _("Brunei Darussalam"), _("Bolivia"), _("Brazil"), _("Bahamas"),
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_("Bhutan"), _("Bouvet Island"), _("Botswana"), _("Belarus"), _("Belize"),
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_("Canada"), _("Cocos (Keeling) Islands"),
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_("Congo, The Democratic Republic of the"), _("Central African Republic"),
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_("Congo"), _("Switzerland"), _("Cote d'Ivoire"), _("Cook Islands"),
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_("Chile"), _("Cameroon"), _("China"), _("Colombia"), _("Costa Rica"),
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_("Cuba"), _("Cape Verde"), _("Christmas Island"), _("Cyprus"),
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_("Czech Republic"), _("Germany"), _("Djibouti"), _("Denmark"), _("Dominica"),
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_("Dominican Republic"), _("Algeria"), _("Ecuador"), _("Estonia"), _("Egypt"),
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_("Western Sahara"), _("Eritrea"), _("Spain"), _("Ethiopia"), _("Finland"),
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_("Fiji"), _("Falkland Islands (Malvinas)"), _("Micronesia, Federated States of"),
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_("Faroe Islands"), _("France"), _("France, Metropolitan"), _("Gabon"),
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_("United Kingdom"), _("Grenada"), _("Georgia"), _("French Guiana"),
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_("Ghana"), _("Gibraltar"), _("Greenland"), _("Gambia"), _("Guinea"),
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_("Guadeloupe"), _("Equatorial Guinea"), _("Greece"),
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_("South Georgia and the South Sandwich Islands"), _("Guatemala"), _("Guam"),
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_("Guinea-Bissau"), _("Guyana"), _("Hong Kong"),
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_("Heard Island and McDonald Islands"), _("Honduras"), _("Croatia"),
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_("Haiti"), _("Hungary"), _("Indonesia"), _("Ireland"), _("Israel"),
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_("India"), _("British Indian Ocean Territory"), _("Iraq"),
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_("Iran, Islamic Republic of"), _("Iceland"), _("Italy"), _("Jamaica"),
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_("Jordan"), _("Japan"), _("Kenya"), _("Kyrgyzstan"), _("Cambodia"),
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_("Kiribati"), _("Comoros"), _("Saint Kitts and Nevis"),
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_("Korea, Democratic People's Republic of"), _("Korea, Republic of"),
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_("Kuwait"), _("Cayman Islands"), _("Kazakhstan"),
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_("Lao People's Democratic Republic"), _("Lebanon"), _("Saint Lucia"),
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_("Liechtenstein"), _("Sri Lanka"), _("Liberia"), _("Lesotho"),
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_("Lithuania"), _("Luxembourg"), _("Latvia"), _("Libyan Arab Jamahiriya"),
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_("Morocco"), _("Monaco"), _("Moldova, Republic of"), _("Madagascar"),
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_("Marshall Islands"), _("Macedonia, The Former Yugoslav Republic of"),
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_("Mali"), _("Myanmar"), _("Mongolia"), _("Macao"),
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_("Northern Mariana Islands"), _("Martinique"), _("Mauritania"),
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_("Montserrat"), _("Malta"), _("Mauritius"), _("Maldives"), _("Malawi"),
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_("Mexico"), _("Malaysia"), _("Mozambique"), _("Namibia"), _("New Caledonia"),
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_("Niger"), _("Norfolk Island"), _("Nigeria"), _("Nicaragua"),
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_("Netherlands"), _("Norway"), _("Nepal"), _("Nauru"), _("Niue"),
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_("New Zealand"), _("Oman"), _("Panama"), _("Peru"), _("French Polynesia"),
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_("Papua New Guinea"), _("Philippines"), _("Pakistan"), _("Poland"),
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_("Saint Pierre and Miquelon"), _("Pitcairn"), _("Puerto Rico"),
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_("Palestinian Territory, Occupied"), _("Portugal"), _("Palau"),
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_("Paraguay"), _("Qatar"), _("Reunion"), _("Romania"),
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_("Russian Federation"), _("Rwanda"), _("Saudi Arabia"), _("Solomon Islands"),
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_("Seychelles"), _("Sudan"), _("Sweden"), _("Singapore"), _("Saint Helena"),
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_("Slovenia"), _("Svalbard and Jan Mayen"), _("Slovakia"), _("Sierra Leone"),
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_("San Marino"), _("Senegal"), _("Somalia"), _("Suriname"),
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_("Sao Tome and Principe"), _("El Salvador"), _("Syrian Arab Republic"),
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_("Swaziland"), _("Turks and Caicos Islands"), _("Chad"),
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_("French Southern Territories"), _("Togo"), _("Thailand"), _("Tajikistan"),
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_("Tokelau"), _("Turkmenistan"), _("Tunisia"), _("Tonga"), _("Timor-Leste"),
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_("Turkey"), _("Trinidad and Tobago"), _("Tuvalu"), _("Taiwan"),
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_("Tanzania, United Republic of"), _("Ukraine"), _("Uganda"),
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_("United States Minor Outlying Islands"), _("United States"), _("Uruguay"),
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_("Uzbekistan"), _("Holy See (Vatican City State)"),
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_("Saint Vincent and the Grenadines"), _("Venezuela"),
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_("Virgin Islands, British"), _("Virgin Islands, U.S."), _("Viet Nam"),
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_("Vanuatu"), _("Wallis and Futuna"), _("Samoa"), _("Yemen"), _("Mayotte"),
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_("Yugoslavia"), _("South Africa"), _("Zambia"), _("Zaire"), _("Zimbabwe"),
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_("Anonymous Proxy"), _("Satellite Provider"), _("Other")
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define('GEOIP_COUNTRY_BEGIN', 16776960);
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define('STRUCTURE_INFO_MAX_SIZE', 20);
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define('STANDARD_RECORD_LENGTH', 3);
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* The location of the GeoIP database.
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* @var string $_datafile
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* The open filehandle to the GeoIP database.
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* @var resource $_filehandle
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* Returns a reference to the global NLS_GeoIP object, only creating it
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* if it doesn't already exist.
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* This method must be invoked as:
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* $geoip = &GeoIP::singleton($datafile);
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* @param string $datafile The location of the GeoIP database.
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* @return object NLS_GeoIP The NLS_GeoIP instance.
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function &singleton($datafile)
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if (!isset($instance)) {
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$instance = new NLS_GeoIP($datafile);
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* Create a NLS_GeoIP instance (Constructor).
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* @param string $datafile The location of the GeoIP database.
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function NLS_GeoIP($datafile)
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$this->_datafile = $datafile;
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* Open the GeoIP database.
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* @return boolean False on error.
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/* Return if we already have an object. */
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if (!empty($this->_gi)) {
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/* Return if no datafile specified. */
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if (empty($this->_datafile)) {
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$this->_filehandle = fopen($this->_datafile, 'rb');
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$filepos = ftell($this->_filehandle);
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fseek($this->_filehandle, -3, SEEK_END);
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for ($i = 0; $i < STRUCTURE_INFO_MAX_SIZE; $i++) {
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$delim = fread($this->_filehandle, 3);
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if ($delim == (chr(255) . chr(255) . chr(255))) {
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fseek($this->_filehandle, -4, SEEK_CUR);
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fseek($this->_filehandle, $filepos, SEEK_SET);
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* Returns the country ID for a hostname.
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* @param string $name The hostname.
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* @return integer The GeoIP country ID.
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function countryIdByName($name)
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if (!$this->_open()) {
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$addr = gethostbyname($name);
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if (!$addr || $addr == $name) {
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return $this->countryIdByAddr($addr);
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* Returns the country abbreviation (2-letter) for a hostname.
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* @param string $name The hostname.
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* @return integer The country abbreviation.
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function countryCodeByName($name)
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if ($this->_open()) {
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$country_id = $this->countryIdByName($name);
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if ($country_id !== false) {
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return $GLOBALS['GEOIP_COUNTRY_CODES'][$country_id];
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* Returns the country name for a hostname.
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* @param string $name The hostname.
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* @return integer The country name.
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function countryNameByName($name)
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if ($this->_open()) {
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$country_id = $this->countryIdByName($name);
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if ($country_id !== false) {
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return $GLOBALS['GEOIP_COUNTRY_NAMES'][$country_id];
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* Returns the country ID for an IP Address.
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* @param string $addr The IP Address.
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* @return integer The GeoIP country ID.
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function countryIdByAddr($addr)
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if (!$this->_open()) {
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$ipnum = ip2long($addr);
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return ($this->_seekCountry($ipnum) - GEOIP_COUNTRY_BEGIN);
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* Returns the country abbreviation (2-letter) for an IP Address.
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* @param string $addr The IP Address.
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* @return integer The country abbreviation.
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function countryCodeByAddr($addr)
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if ($this->_open()) {
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$country_id = $this->countryIdByAddr($addr);
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if ($country_id !== false) {
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return $GLOBALS['GEOIP_COUNTRY_CODES'][$country_id];
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* Returns the country name for an IP address.
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* @param string $addr The IP address.
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* @return mixed The country name.
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function countryNameByAddr($addr)
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if ($this->_open()) {
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$country_id = $this->countryIdByAddr($addr);
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if ($country_id !== false) {
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return $GLOBALS['GEOIP_COUNTRY_NAMES'][$country_id];
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* Finds a country by IP Address in the GeoIP database.
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* @param string $ipnum The IP Address to search for.
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* @return mixed The country ID or false if not found.
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* Returns PEAR_Error on error.
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function _seekCountry($ipnum)
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for ($depth = 31; $depth >= 0; --$depth) {
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if (fseek($this->_filehandle, 2 * STANDARD_RECORD_LENGTH * $offset, SEEK_SET) != 0) {
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return PEAR::raiseError('fseek failed');
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$buf = fread($this->_filehandle, 2 * STANDARD_RECORD_LENGTH);
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for ($i = 0; $i < 2; ++$i) {
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for ($j = 0; $j < STANDARD_RECORD_LENGTH; ++$j) {
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$x[$i] += ord($buf[STANDARD_RECORD_LENGTH * $i + $j]) << ($j * 8);
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if ($ipnum & (1 << $depth)) {
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if ($x[1] >= GEOIP_COUNTRY_BEGIN) {
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if ($x[0] >= GEOIP_COUNTRY_BEGIN) {
added
removed
lib/Horde/NLS/GeoIP.php
