/geoip.inc
PHP | 542 lines | 508 code | 11 blank | 23 comment | 29 complexity | 7fedbe0adfdc270c1cd336a16053b2e4 MD5 | raw file
- <?php
- /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 2; tab-width: 2 -*- */
- /* geoip.inc
- *
- * Copyright (C) 2007 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
- */
- define("GEOIP_COUNTRY_BEGIN", 16776960);
- define("GEOIP_STATE_BEGIN_REV0", 16700000);
- define("GEOIP_STATE_BEGIN_REV1", 16000000);
- define("GEOIP_STANDARD", 0);
- define("GEOIP_MEMORY_CACHE", 1);
- define("GEOIP_SHARED_MEMORY", 2);
- define("STRUCTURE_INFO_MAX_SIZE", 20);
- define("DATABASE_INFO_MAX_SIZE", 100);
- define("GEOIP_COUNTRY_EDITION", 106);
- define("GEOIP_PROXY_EDITION", 8);
- define("GEOIP_ASNUM_EDITION", 9);
- define("GEOIP_NETSPEED_EDITION", 10);
- define("GEOIP_REGION_EDITION_REV0", 112);
- define("GEOIP_REGION_EDITION_REV1", 3);
- define("GEOIP_CITY_EDITION_REV0", 111);
- define("GEOIP_CITY_EDITION_REV1", 2);
- define("GEOIP_ORG_EDITION", 110);
- define("GEOIP_ISP_EDITION", 4);
- define("SEGMENT_RECORD_LENGTH", 3);
- define("STANDARD_RECORD_LENGTH", 3);
- define("ORG_RECORD_LENGTH", 4);
- define("MAX_RECORD_LENGTH", 4);
- define("MAX_ORG_RECORD_LENGTH", 300);
- define("GEOIP_SHM_KEY", 0x4f415401);
- define("US_OFFSET", 1);
- define("CANADA_OFFSET", 677);
- define("WORLD_OFFSET", 1353);
- define("FIPS_RANGE", 360);
- define("GEOIP_UNKNOWN_SPEED", 0);
- define("GEOIP_DIALUP_SPEED", 1);
- define("GEOIP_CABLEDSL_SPEED", 2);
- define("GEOIP_CORPORATE_SPEED", 3);
- class GeoIP {
- var $flags;
- var $filehandle;
- var $memory_buffer;
- var $databaseType;
- var $databaseSegments;
- var $record_length;
- var $shmid;
- var $GEOIP_COUNTRY_CODE_TO_NUMBER = array(
- "" => 0, "AP" => 1, "EU" => 2, "AD" => 3, "AE" => 4, "AF" => 5,
- "AG" => 6, "AI" => 7, "AL" => 8, "AM" => 9, "AN" => 10, "AO" => 11,
- "AQ" => 12, "AR" => 13, "AS" => 14, "AT" => 15, "AU" => 16, "AW" => 17,
- "AZ" => 18, "BA" => 19, "BB" => 20, "BD" => 21, "BE" => 22, "BF" => 23,
- "BG" => 24, "BH" => 25, "BI" => 26, "BJ" => 27, "BM" => 28, "BN" => 29,
- "BO" => 30, "BR" => 31, "BS" => 32, "BT" => 33, "BV" => 34, "BW" => 35,
- "BY" => 36, "BZ" => 37, "CA" => 38, "CC" => 39, "CD" => 40, "CF" => 41,
- "CG" => 42, "CH" => 43, "CI" => 44, "CK" => 45, "CL" => 46, "CM" => 47,
- "CN" => 48, "CO" => 49, "CR" => 50, "CU" => 51, "CV" => 52, "CX" => 53,
- "CY" => 54, "CZ" => 55, "DE" => 56, "DJ" => 57, "DK" => 58, "DM" => 59,
- "DO" => 60, "DZ" => 61, "EC" => 62, "EE" => 63, "EG" => 64, "EH" => 65,
- "ER" => 66, "ES" => 67, "ET" => 68, "FI" => 69, "FJ" => 70, "FK" => 71,
- "FM" => 72, "FO" => 73, "FR" => 74, "FX" => 75, "GA" => 76, "GB" => 77,
- "GD" => 78, "GE" => 79, "GF" => 80, "GH" => 81, "GI" => 82, "GL" => 83,
- "GM" => 84, "GN" => 85, "GP" => 86, "GQ" => 87, "GR" => 88, "GS" => 89,
- "GT" => 90, "GU" => 91, "GW" => 92, "GY" => 93, "HK" => 94, "HM" => 95,
- "HN" => 96, "HR" => 97, "HT" => 98, "HU" => 99, "ID" => 100, "IE" => 101,
- "IL" => 102, "IN" => 103, "IO" => 104, "IQ" => 105, "IR" => 106, "IS" => 107,
- "IT" => 108, "JM" => 109, "JO" => 110, "JP" => 111, "KE" => 112, "KG" => 113,
- "KH" => 114, "KI" => 115, "KM" => 116, "KN" => 117, "KP" => 118, "KR" => 119,
- "KW" => 120, "KY" => 121, "KZ" => 122, "LA" => 123, "LB" => 124, "LC" => 125,
- "LI" => 126, "LK" => 127, "LR" => 128, "LS" => 129, "LT" => 130, "LU" => 131,
- "LV" => 132, "LY" => 133, "MA" => 134, "MC" => 135, "MD" => 136, "MG" => 137,
- "MH" => 138, "MK" => 139, "ML" => 140, "MM" => 141, "MN" => 142, "MO" => 143,
- "MP" => 144, "MQ" => 145, "MR" => 146, "MS" => 147, "MT" => 148, "MU" => 149,
- "MV" => 150, "MW" => 151, "MX" => 152, "MY" => 153, "MZ" => 154, "NA" => 155,
- "NC" => 156, "NE" => 157, "NF" => 158, "NG" => 159, "NI" => 160, "NL" => 161,
- "NO" => 162, "NP" => 163, "NR" => 164, "NU" => 165, "NZ" => 166, "OM" => 167,
- "PA" => 168, "PE" => 169, "PF" => 170, "PG" => 171, "PH" => 172, "PK" => 173,
- "PL" => 174, "PM" => 175, "PN" => 176, "PR" => 177, "PS" => 178, "PT" => 179,
- "PW" => 180, "PY" => 181, "QA" => 182, "RE" => 183, "RO" => 184, "RU" => 185,
- "RW" => 186, "SA" => 187, "SB" => 188, "SC" => 189, "SD" => 190, "SE" => 191,
- "SG" => 192, "SH" => 193, "SI" => 194, "SJ" => 195, "SK" => 196, "SL" => 197,
- "SM" => 198, "SN" => 199, "SO" => 200, "SR" => 201, "ST" => 202, "SV" => 203,
- "SY" => 204, "SZ" => 205, "TC" => 206, "TD" => 207, "TF" => 208, "TG" => 209,
- "TH" => 210, "TJ" => 211, "TK" => 212, "TM" => 213, "TN" => 214, "TO" => 215,
- "TL" => 216, "TR" => 217, "TT" => 218, "TV" => 219, "TW" => 220, "TZ" => 221,
- "UA" => 222, "UG" => 223, "UM" => 224, "US" => 225, "UY" => 226, "UZ" => 227,
- "VA" => 228, "VC" => 229, "VE" => 230, "VG" => 231, "VI" => 232, "VN" => 233,
- "VU" => 234, "WF" => 235, "WS" => 236, "YE" => 237, "YT" => 238, "RS" => 239,
- "ZA" => 240, "ZM" => 241, "ME" => 242, "ZW" => 243, "A1" => 244, "A2" => 245,
- "O1" => 246, "AX" => 247, "GG" => 248, "IM" => 249, "JE" => 250, "BL" => 251,
- "MF" => 252
- );
- var $GEOIP_COUNTRY_CODES = array(
- "", "AP", "EU", "AD", "AE", "AF", "AG", "AI", "AL", "AM", "AN", "AO", "AQ",
- "AR", "AS", "AT", "AU", "AW", "AZ", "BA", "BB", "BD", "BE", "BF", "BG", "BH",
- "BI", "BJ", "BM", "BN", "BO", "BR", "BS", "BT", "BV", "BW", "BY", "BZ", "CA",
- "CC", "CD", "CF", "CG", "CH", "CI", "CK", "CL", "CM", "CN", "CO", "CR", "CU",
- "CV", "CX", "CY", "CZ", "DE", "DJ", "DK", "DM", "DO", "DZ", "EC", "EE", "EG",
- "EH", "ER", "ES", "ET", "FI", "FJ", "FK", "FM", "FO", "FR", "FX", "GA", "GB",
- "GD", "GE", "GF", "GH", "GI", "GL", "GM", "GN", "GP", "GQ", "GR", "GS", "GT",
- "GU", "GW", "GY", "HK", "HM", "HN", "HR", "HT", "HU", "ID", "IE", "IL", "IN",
- "IO", "IQ", "IR", "IS", "IT", "JM", "JO", "JP", "KE", "KG", "KH", "KI", "KM",
- "KN", "KP", "KR", "KW", "KY", "KZ", "LA", "LB", "LC", "LI", "LK", "LR", "LS",
- "LT", "LU", "LV", "LY", "MA", "MC", "MD", "MG", "MH", "MK", "ML", "MM", "MN",
- "MO", "MP", "MQ", "MR", "MS", "MT", "MU", "MV", "MW", "MX", "MY", "MZ", "NA",
- "NC", "NE", "NF", "NG", "NI", "NL", "NO", "NP", "NR", "NU", "NZ", "OM", "PA",
- "PE", "PF", "PG", "PH", "PK", "PL", "PM", "PN", "PR", "PS", "PT", "PW", "PY",
- "QA", "RE", "RO", "RU", "RW", "SA", "SB", "SC", "SD", "SE", "SG", "SH", "SI",
- "SJ", "SK", "SL", "SM", "SN", "SO", "SR", "ST", "SV", "SY", "SZ", "TC", "TD",
- "TF", "TG", "TH", "TJ", "TK", "TM", "TN", "TO", "TL", "TR", "TT", "TV", "TW",
- "TZ", "UA", "UG", "UM", "US", "UY", "UZ", "VA", "VC", "VE", "VG", "VI", "VN",
- "VU", "WF", "WS", "YE", "YT", "RS", "ZA", "ZM", "ME", "ZW", "A1", "A2", "O1",
- "AX", "GG", "IM", "JE", "BL", "MF"
- );
- var $GEOIP_COUNTRY_CODES3 = array(
- "","AP","EU","AND","ARE","AFG","ATG","AIA","ALB","ARM","ANT","AGO","AQ","ARG",
- "ASM","AUT","AUS","ABW","AZE","BIH","BRB","BGD","BEL","BFA","BGR","BHR","BDI",
- "BEN","BMU","BRN","BOL","BRA","BHS","BTN","BV","BWA","BLR","BLZ","CAN","CC",
- "COD","CAF","COG","CHE","CIV","COK","CHL","CMR","CHN","COL","CRI","CUB","CPV",
- "CX","CYP","CZE","DEU","DJI","DNK","DMA","DOM","DZA","ECU","EST","EGY","ESH",
- "ERI","ESP","ETH","FIN","FJI","FLK","FSM","FRO","FRA","FX","GAB","GBR","GRD",
- "GEO","GUF","GHA","GIB","GRL","GMB","GIN","GLP","GNQ","GRC","GS","GTM","GUM",
- "GNB","GUY","HKG","HM","HND","HRV","HTI","HUN","IDN","IRL","ISR","IND","IO",
- "IRQ","IRN","ISL","ITA","JAM","JOR","JPN","KEN","KGZ","KHM","KIR","COM","KNA",
- "PRK","KOR","KWT","CYM","KAZ","LAO","LBN","LCA","LIE","LKA","LBR","LSO","LTU",
- "LUX","LVA","LBY","MAR","MCO","MDA","MDG","MHL","MKD","MLI","MMR","MNG","MAC",
- "MNP","MTQ","MRT","MSR","MLT","MUS","MDV","MWI","MEX","MYS","MOZ","NAM","NCL",
- "NER","NFK","NGA","NIC","NLD","NOR","NPL","NRU","NIU","NZL","OMN","PAN","PER",
- "PYF","PNG","PHL","PAK","POL","SPM","PCN","PRI","PSE","PRT","PLW","PRY","QAT",
- "REU","ROU","RUS","RWA","SAU","SLB","SYC","SDN","SWE","SGP","SHN","SVN","SJM",
- "SVK","SLE","SMR","SEN","SOM","SUR","STP","SLV","SYR","SWZ","TCA","TCD","TF",
- "TGO","THA","TJK","TKL","TLS","TKM","TUN","TON","TUR","TTO","TUV","TWN","TZA",
- "UKR","UGA","UM","USA","URY","UZB","VAT","VCT","VEN","VGB","VIR","VNM","VUT",
- "WLF","WSM","YEM","YT","SRB","ZAF","ZMB","MNE","ZWE","A1","A2","O1",
- "ALA","GGY","IMN","JEY","BLM","MAF"
- );
- var $GEOIP_COUNTRY_NAMES = array(
- "", "Asia/Pacific Region", "Europe", "Andorra", "United Arab Emirates",
- "Afghanistan", "Antigua and Barbuda", "Anguilla", "Albania", "Armenia",
- "Netherlands Antilles", "Angola", "Antarctica", "Argentina", "American Samoa",
- "Austria", "Australia", "Aruba", "Azerbaijan", "Bosnia and Herzegovina",
- "Barbados", "Bangladesh", "Belgium", "Burkina Faso", "Bulgaria", "Bahrain",
- "Burundi", "Benin", "Bermuda", "Brunei Darussalam", "Bolivia", "Brazil",
- "Bahamas", "Bhutan", "Bouvet Island", "Botswana", "Belarus", "Belize",
- "Canada", "Cocos (Keeling) Islands", "Congo, The Democratic Republic of the",
- "Central African Republic", "Congo", "Switzerland", "Cote D'Ivoire", "Cook Islands",
- "Chile", "Cameroon", "China", "Colombia", "Costa Rica", "Cuba", "Cape Verde",
- "Christmas Island", "Cyprus", "Czech Republic", "Germany", "Djibouti",
- "Denmark", "Dominica", "Dominican Republic", "Algeria", "Ecuador", "Estonia",
- "Egypt", "Western Sahara", "Eritrea", "Spain", "Ethiopia", "Finland", "Fiji",
- "Falkland Islands (Malvinas)", "Micronesia, Federated States of", "Faroe Islands",
- "France", "France, Metropolitan", "Gabon", "United Kingdom",
- "Grenada", "Georgia", "French Guiana", "Ghana", "Gibraltar", "Greenland",
- "Gambia", "Guinea", "Guadeloupe", "Equatorial Guinea", "Greece", "South Georgia and the South Sandwich Islands",
- "Guatemala", "Guam", "Guinea-Bissau",
- "Guyana", "Hong Kong", "Heard Island and McDonald Islands", "Honduras",
- "Croatia", "Haiti", "Hungary", "Indonesia", "Ireland", "Israel", "India",
- "British Indian Ocean Territory", "Iraq", "Iran, Islamic Republic of",
- "Iceland", "Italy", "Jamaica", "Jordan", "Japan", "Kenya", "Kyrgyzstan",
- "Cambodia", "Kiribati", "Comoros", "Saint Kitts and Nevis", "Korea, Democratic People's Republic of",
- "Korea, Republic of", "Kuwait", "Cayman Islands",
- "Kazakhstan", "Lao People's Democratic Republic", "Lebanon", "Saint Lucia",
- "Liechtenstein", "Sri Lanka", "Liberia", "Lesotho", "Lithuania", "Luxembourg",
- "Latvia", "Libyan Arab Jamahiriya", "Morocco", "Monaco", "Moldova, Republic of",
- "Madagascar", "Marshall Islands", "Macedonia",
- "Mali", "Myanmar", "Mongolia", "Macau", "Northern Mariana Islands",
- "Martinique", "Mauritania", "Montserrat", "Malta", "Mauritius", "Maldives",
- "Malawi", "Mexico", "Malaysia", "Mozambique", "Namibia", "New Caledonia",
- "Niger", "Norfolk Island", "Nigeria", "Nicaragua", "Netherlands", "Norway",
- "Nepal", "Nauru", "Niue", "New Zealand", "Oman", "Panama", "Peru", "French Polynesia",
- "Papua New Guinea", "Philippines", "Pakistan", "Poland", "Saint Pierre and Miquelon",
- "Pitcairn Islands", "Puerto Rico", "Palestinian Territory",
- "Portugal", "Palau", "Paraguay", "Qatar", "Reunion", "Romania",
- "Russian Federation", "Rwanda", "Saudi Arabia", "Solomon Islands",
- "Seychelles", "Sudan", "Sweden", "Singapore", "Saint Helena", "Slovenia",
- "Svalbard and Jan Mayen", "Slovakia", "Sierra Leone", "San Marino", "Senegal",
- "Somalia", "Suriname", "Sao Tome and Principe", "El Salvador", "Syrian Arab Republic",
- "Swaziland", "Turks and Caicos Islands", "Chad", "French Southern Territories",
- "Togo", "Thailand", "Tajikistan", "Tokelau", "Turkmenistan",
- "Tunisia", "Tonga", "Timor-Leste", "Turkey", "Trinidad and Tobago", "Tuvalu",
- "Taiwan", "Tanzania, United Republic of", "Ukraine",
- "Uganda", "United States Minor Outlying Islands", "United States", "Uruguay",
- "Uzbekistan", "Holy See (Vatican City State)", "Saint Vincent and the Grenadines",
- "Venezuela", "Virgin Islands, British", "Virgin Islands, U.S.",
- "Vietnam", "Vanuatu", "Wallis and Futuna", "Samoa", "Yemen", "Mayotte",
- "Serbia", "South Africa", "Zambia", "Montenegro", "Zimbabwe",
- "Anonymous Proxy","Satellite Provider","Other",
- "Aland Islands","Guernsey","Isle of Man","Jersey","Saint Barthelemy","Saint Martin"
- );
- var $GEOIP_CONTINENT_CODES = array(
- "--", "AS", "EU", "EU", "AS", "AS", "SA", "SA", "EU", "AS",
- "SA", "AF", "AN", "SA", "OC", "EU", "OC", "SA", "AS", "EU",
- "SA", "AS", "EU", "AF", "EU", "AS", "AF", "AF", "SA", "AS",
- "SA", "SA", "SA", "AS", "AF", "AF", "EU", "SA", "NA", "AS",
- "AF", "AF", "AF", "EU", "AF", "OC", "SA", "AF", "AS", "SA",
- "SA", "SA", "AF", "AS", "AS", "EU", "EU", "AF", "EU", "SA",
- "SA", "AF", "SA", "EU", "AF", "AF", "AF", "EU", "AF", "EU",
- "OC", "SA", "OC", "EU", "EU", "EU", "AF", "EU", "SA", "AS",
- "SA", "AF", "EU", "SA", "AF", "AF", "SA", "AF", "EU", "SA",
- "SA", "OC", "AF", "SA", "AS", "AF", "SA", "EU", "SA", "EU",
- "AS", "EU", "AS", "AS", "AS", "AS", "AS", "EU", "EU", "SA",
- "AS", "AS", "AF", "AS", "AS", "OC", "AF", "SA", "AS", "AS",
- "AS", "SA", "AS", "AS", "AS", "SA", "EU", "AS", "AF", "AF",
- "EU", "EU", "EU", "AF", "AF", "EU", "EU", "AF", "OC", "EU",
- "AF", "AS", "AS", "AS", "OC", "SA", "AF", "SA", "EU", "AF",
- "AS", "AF", "NA", "AS", "AF", "AF", "OC", "AF", "OC", "AF",
- "SA", "EU", "EU", "AS", "OC", "OC", "OC", "AS", "SA", "SA",
- "OC", "OC", "AS", "AS", "EU", "SA", "OC", "SA", "AS", "EU",
- "OC", "SA", "AS", "AF", "EU", "AS", "AF", "AS", "OC", "AF",
- "AF", "EU", "AS", "AF", "EU", "EU", "EU", "AF", "EU", "AF",
- "AF", "SA", "AF", "SA", "AS", "AF", "SA", "AF", "AF", "AF",
- "AS", "AS", "OC", "AS", "AF", "OC", "AS", "EU", "SA", "OC",
- "AS", "AF", "EU", "AF", "OC", "NA", "SA", "AS", "EU", "SA",
- "SA", "SA", "SA", "AS", "OC", "OC", "OC", "AS", "AF", "EU",
- "AF", "AF", "EU", "AF", "--", "--", "--", "EU", "EU", "EU",
- "EU", "SA", "SA" );
-
- }
- function geoip_load_shared_mem ($file) {
- $fp = fopen($file, "rb");
- if (!$fp) {
- print "error opening $file: $php_errormsg\n";
- exit;
- }
- $s_array = fstat($fp);
- $size = $s_array['size'];
- if ($shmid = @shmop_open (GEOIP_SHM_KEY, "w", 0, 0)) {
- shmop_delete ($shmid);
- shmop_close ($shmid);
- }
- $shmid = shmop_open (GEOIP_SHM_KEY, "c", 0644, $size);
- shmop_write ($shmid, fread($fp, $size), 0);
- shmop_close ($shmid);
- }
- function _setup_segments($gi){
- $gi->databaseType = GEOIP_COUNTRY_EDITION;
- $gi->record_length = STANDARD_RECORD_LENGTH;
- if ($gi->flags & GEOIP_SHARED_MEMORY) {
- $offset = @shmop_size ($gi->shmid) - 3;
- for ($i = 0; $i < STRUCTURE_INFO_MAX_SIZE; $i++) {
- $delim = @shmop_read ($gi->shmid, $offset, 3);
- $offset += 3;
- if ($delim == (chr(255).chr(255).chr(255))) {
- $gi->databaseType = ord(@shmop_read ($gi->shmid, $offset, 1));
- $offset++;
- if ($gi->databaseType == GEOIP_REGION_EDITION_REV0){
- $gi->databaseSegments = GEOIP_STATE_BEGIN_REV0;
- } else if ($gi->databaseType == GEOIP_REGION_EDITION_REV1){
- $gi->databaseSegments = GEOIP_STATE_BEGIN_REV1;
- } else if (($gi->databaseType == GEOIP_CITY_EDITION_REV0)||
- ($gi->databaseType == GEOIP_CITY_EDITION_REV1)
- || ($gi->databaseType == GEOIP_ORG_EDITION)
- || ($gi->databaseType == GEOIP_ISP_EDITION)
- || ($gi->databaseType == GEOIP_ASNUM_EDITION)){
- $gi->databaseSegments = 0;
- $buf = @shmop_read ($gi->shmid, $offset, SEGMENT_RECORD_LENGTH);
- for ($j = 0;$j < SEGMENT_RECORD_LENGTH;$j++){
- $gi->databaseSegments += (ord($buf[$j]) << ($j * 8));
- }
- if (($gi->databaseType == GEOIP_ORG_EDITION)||
- ($gi->databaseType == GEOIP_ISP_EDITION)) {
- $gi->record_length = ORG_RECORD_LENGTH;
- }
- }
- break;
- } else {
- $offset -= 4;
- }
- }
- if (($gi->databaseType == GEOIP_COUNTRY_EDITION)||
- ($gi->databaseType == GEOIP_PROXY_EDITION)||
- ($gi->databaseType == GEOIP_NETSPEED_EDITION)){
- $gi->databaseSegments = GEOIP_COUNTRY_BEGIN;
- }
- } else {
- $filepos = ftell($gi->filehandle);
- fseek($gi->filehandle, -3, SEEK_END);
- for ($i = 0; $i < STRUCTURE_INFO_MAX_SIZE; $i++) {
- $delim = fread($gi->filehandle,3);
- if ($delim == (chr(255).chr(255).chr(255))){
- $gi->databaseType = ord(fread($gi->filehandle,1));
- if ($gi->databaseType == GEOIP_REGION_EDITION_REV0){
- $gi->databaseSegments = GEOIP_STATE_BEGIN_REV0;
- }
- else if ($gi->databaseType == GEOIP_REGION_EDITION_REV1){
- $gi->databaseSegments = GEOIP_STATE_BEGIN_REV1;
- } else if (($gi->databaseType == GEOIP_CITY_EDITION_REV0) ||
- ($gi->databaseType == GEOIP_CITY_EDITION_REV1) ||
- ($gi->databaseType == GEOIP_ORG_EDITION) ||
- ($gi->databaseType == GEOIP_ISP_EDITION) ||
- ($gi->databaseType == GEOIP_ASNUM_EDITION)){
- $gi->databaseSegments = 0;
- $buf = fread($gi->filehandle,SEGMENT_RECORD_LENGTH);
- for ($j = 0;$j < SEGMENT_RECORD_LENGTH;$j++){
- $gi->databaseSegments += (ord($buf[$j]) << ($j * 8));
- }
- if ($gi->databaseType == GEOIP_ORG_EDITION ||
- $gi->databaseType == GEOIP_ISP_EDITION) {
- $gi->record_length = ORG_RECORD_LENGTH;
- }
- }
- break;
- } else {
- fseek($gi->filehandle, -4, SEEK_CUR);
- }
- }
- if (($gi->databaseType == GEOIP_COUNTRY_EDITION)||
- ($gi->databaseType == GEOIP_PROXY_EDITION)||
- ($gi->databaseType == GEOIP_NETSPEED_EDITION)){
- $gi->databaseSegments = GEOIP_COUNTRY_BEGIN;
- }
- fseek($gi->filehandle,$filepos,SEEK_SET);
- }
- return $gi;
- }
- function geoip_open($filename, $flags) {
- $gi = new GeoIP;
- $gi->flags = $flags;
- if ($gi->flags & GEOIP_SHARED_MEMORY) {
- $gi->shmid = @shmop_open (GEOIP_SHM_KEY, "a", 0, 0);
- } else {
- $gi->filehandle = fopen($filename,"rb") or die( "Can not open $filename\n" );
- if ($gi->flags & GEOIP_MEMORY_CACHE) {
- $s_array = fstat($gi->filehandle);
- $gi->memory_buffer = fread($gi->filehandle, $s_array['size']);
- }
- }
- $gi = _setup_segments($gi);
- return $gi;
- }
- function geoip_close($gi) {
- if ($gi->flags & GEOIP_SHARED_MEMORY) {
- return true;
- }
- return fclose($gi->filehandle);
- }
- function geoip_country_id_by_name($gi, $name) {
- $addr = gethostbyname($name);
- if (!$addr || $addr == $name) {
- return false;
- }
- return geoip_country_id_by_addr($gi, $addr);
- }
- function geoip_country_code_by_name($gi, $name) {
- $country_id = geoip_country_id_by_name($gi,$name);
- if ($country_id !== false) {
- return $gi->GEOIP_COUNTRY_CODES[$country_id];
- }
- return false;
- }
- function geoip_country_name_by_name($gi, $name) {
- $country_id = geoip_country_id_by_name($gi,$name);
- if ($country_id !== false) {
- return $gi->GEOIP_COUNTRY_NAMES[$country_id];
- }
- return false;
- }
- function geoip_country_id_by_addr($gi, $addr) {
- $ipnum = ip2long($addr);
- return _geoip_seek_country($gi, $ipnum) - GEOIP_COUNTRY_BEGIN;
- }
- function geoip_country_code_by_addr($gi, $addr) {
- if ($gi->databaseType == GEOIP_CITY_EDITION_REV1) {
- $record = geoip_record_by_addr($gi,$addr);
- if ( $record !== false ) {
- return $record->country_code;
- }
- } else {
- $country_id = geoip_country_id_by_addr($gi,$addr);
- if ($country_id !== false) {
- return $gi->GEOIP_COUNTRY_CODES[$country_id];
- }
- }
- return false;
- }
- function geoip_country_name_by_addr($gi, $addr) {
- if ($gi->databaseType == GEOIP_CITY_EDITION_REV1) {
- $record = geoip_record_by_addr($gi,$addr);
- return $record->country_name;
- } else {
- $country_id = geoip_country_id_by_addr($gi,$addr);
- if ($country_id !== false) {
- return $gi->GEOIP_COUNTRY_NAMES[$country_id];
- }
- }
- return false;
- }
- function _geoip_seek_country($gi, $ipnum) {
- $offset = 0;
- for ($depth = 31; $depth >= 0; --$depth) {
- if ($gi->flags & GEOIP_MEMORY_CACHE) {
- // workaround php's broken substr, strpos, etc handling with
- // mbstring.func_overload and mbstring.internal_encoding
- $enc = mb_internal_encoding();
- mb_internal_encoding('ISO-8859-1');
- $buf = substr($gi->memory_buffer,
- 2 * $gi->record_length * $offset,
- 2 * $gi->record_length);
- mb_internal_encoding($enc);
- } elseif ($gi->flags & GEOIP_SHARED_MEMORY) {
- $buf = @shmop_read ($gi->shmid,
- 2 * $gi->record_length * $offset,
- 2 * $gi->record_length );
- } else {
- fseek($gi->filehandle, 2 * $gi->record_length * $offset, SEEK_SET) == 0
- or die("fseek failed");
- $buf = fread($gi->filehandle, 2 * $gi->record_length);
- }
- $x = array(0,0);
- for ($i = 0; $i < 2; ++$i) {
- for ($j = 0; $j < $gi->record_length; ++$j) {
- $x[$i] += ord($buf[$gi->record_length * $i + $j]) << ($j * 8);
- }
- }
- if ($ipnum & (1 << $depth)) {
- if ($x[1] >= $gi->databaseSegments) {
- return $x[1];
- }
- $offset = $x[1];
- } else {
- if ($x[0] >= $gi->databaseSegments) {
- return $x[0];
- }
- $offset = $x[0];
- }
- }
- trigger_error("error traversing database - perhaps it is corrupt?", E_USER_ERROR);
- return false;
- }
- function _get_org($gi,$ipnum){
- $seek_org = _geoip_seek_country($gi,$ipnum);
- if ($seek_org == $gi->databaseSegments) {
- return NULL;
- }
- $record_pointer = $seek_org + (2 * $gi->record_length - 1) * $gi->databaseSegments;
- if ($gi->flags & GEOIP_SHARED_MEMORY) {
- $org_buf = @shmop_read ($gi->shmid, $record_pointer, MAX_ORG_RECORD_LENGTH);
- } else {
- fseek($gi->filehandle, $record_pointer, SEEK_SET);
- $org_buf = fread($gi->filehandle,MAX_ORG_RECORD_LENGTH);
- }
- // workaround php's broken substr, strpos, etc handling with
- // mbstring.func_overload and mbstring.internal_encoding
- $enc = mb_internal_encoding();
- mb_internal_encoding('ISO-8859-1');
- $org_buf = substr($org_buf, 0, strpos($org_buf, 0));
- mb_internal_encoding($enc);
- return $org_buf;
- }
- function geoip_org_by_addr ($gi,$addr) {
- if ($addr == NULL) {
- return 0;
- }
- $ipnum = ip2long($addr);
- return _get_org($gi, $ipnum);
- }
- function _get_region($gi,$ipnum){
- if ($gi->databaseType == GEOIP_REGION_EDITION_REV0){
- $seek_region = _geoip_seek_country($gi,$ipnum) - GEOIP_STATE_BEGIN_REV0;
- if ($seek_region >= 1000){
- $country_code = "US";
- $region = chr(($seek_region - 1000)/26 + 65) . chr(($seek_region - 1000)%26 + 65);
- } else {
- $country_code = $gi->GEOIP_COUNTRY_CODES[$seek_region];
- $region = "";
- }
- return array ($country_code,$region);
- } else if ($gi->databaseType == GEOIP_REGION_EDITION_REV1) {
- $seek_region = _geoip_seek_country($gi,$ipnum) - GEOIP_STATE_BEGIN_REV1;
- //print $seek_region;
- if ($seek_region < US_OFFSET){
- $country_code = "";
- $region = "";
- } else if ($seek_region < CANADA_OFFSET) {
- $country_code = "US";
- $region = chr(($seek_region - US_OFFSET)/26 + 65) . chr(($seek_region - US_OFFSET)%26 + 65);
- } else if ($seek_region < WORLD_OFFSET) {
- $country_code = "CA";
- $region = chr(($seek_region - CANADA_OFFSET)/26 + 65) . chr(($seek_region - CANADA_OFFSET)%26 + 65);
- } else {
- $country_code = $gi->GEOIP_COUNTRY_CODES[($seek_region - WORLD_OFFSET) / FIPS_RANGE];
- $region = "";
- }
- return array ($country_code,$region);
- }
- }
- function geoip_region_by_addr ($gi,$addr) {
- if ($addr == NULL) {
- return 0;
- }
- $ipnum = ip2long($addr);
- return _get_region($gi, $ipnum);
- }
- function getdnsattributes ($l,$ip){
- $r = new Net_DNS_Resolver();
- $r->nameservers = array("ws1.maxmind.com");
- $p = $r->search($l."." . $ip .".s.maxmind.com","TXT","IN");
- $str = is_object($p->answer[0])?$p->answer[0]->string():'';
- ereg("\"(.*)\"",$str,$regs);
- $str = $regs[1];
- return $str;
- }
- ?>