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Files and Folders in: /home/codekrsu//ameliagraphics.com/wp-content/plugins//woocommerce/includes

NameTypeSizeLast ModifiedActions
abstracts Directory - -
admin Directory - -
blocks Directory - -
cli Directory - -
customizer Directory - -
data-stores Directory - -
emails Directory - -
export Directory - -
gateways Directory - -
import Directory - -
integrations Directory - -
interfaces Directory - -
legacy Directory - -
libraries Directory - -
log-handlers Directory - -
payment-tokens Directory - -
product-usage Directory - -
queue Directory - -
react-admin Directory - -
rest-api Directory - -
shipping Directory - -
shortcodes Directory - -
theme-support Directory - -
tracks Directory - -
traits Directory - -
walkers Directory - -
wccom-site Directory - -
widgets Directory - -
class-wc-ajax.php File 122567 bytes June 23 2025 19:46:28.
class-wc-auth.php File 12995 bytes July 30 2024 19:31:16.
class-wc-autoloader.php File 3401 bytes September 23 2024 20:44:04.
class-wc-background-emailer.php File 4685 bytes August 20 2020 23:18:50.
class-wc-background-updater.php File 3535 bytes August 20 2020 23:18:50.
class-wc-brands-brand-settings-manager.php File 1826 bytes September 23 2024 20:44:04.
class-wc-brands-coupons.php File 7059 bytes January 21 2025 18:53:44.
class-wc-brands.php File 34095 bytes July 07 2025 13:23:42.
class-wc-breadcrumb.php File 9722 bytes October 21 2020 03:38:50.
class-wc-cache-helper.php File 11438 bytes August 27 2024 23:04:44.
class-wc-cart-fees.php File 3448 bytes September 26 2023 21:42:36.
class-wc-cart-session.php File 20140 bytes June 23 2025 19:46:28.
class-wc-cart-totals.php File 29166 bytes July 07 2025 13:23:42.
class-wc-cart.php File 72605 bytes June 30 2025 17:49:22.
class-wc-checkout.php File 51349 bytes May 12 2025 21:07:28.
class-wc-cli.php File 2935 bytes May 12 2025 21:07:28.
class-wc-comments.php File 23066 bytes June 23 2025 19:46:28.
class-wc-countries.php File 50342 bytes May 12 2025 21:07:28.
class-wc-coupon.php File 40825 bytes June 23 2025 19:46:28.
class-wc-customer-download-log.php File 3452 bytes August 20 2020 23:18:50.
class-wc-customer-download.php File 10587 bytes July 30 2024 19:31:16.
class-wc-customer.php File 33300 bytes June 23 2025 19:46:28.
class-wc-data-exception.php File 1321 bytes May 23 2018 19:30:10.
class-wc-data-store.php File 6752 bytes October 19 2022 00:34:38.
class-wc-datetime.php File 2310 bytes April 20 2022 06:50:54.
class-wc-deprecated-action-hooks.php File 6746 bytes February 27 2024 18:59:46.
class-wc-deprecated-filter-hooks.php File 7518 bytes February 22 2023 07:17:34.
class-wc-discounts.php File 37476 bytes June 23 2025 19:46:28.
class-wc-download-handler.php File 29053 bytes December 18 2024 22:19:16.
class-wc-emails.php File 34457 bytes June 23 2025 19:46:28.
class-wc-embed.php File 4342 bytes January 21 2025 18:53:44.
class-wc-form-handler.php File 46932 bytes June 23 2025 19:46:28.
class-wc-frontend-scripts.php File 28511 bytes May 12 2025 21:07:28.
class-wc-geo-ip.php File 31139 bytes June 23 2025 19:46:28.
class-wc-geolite-integration.php File 2036 bytes January 16 2020 06:10:02.
class-wc-geolocation.php File 11594 bytes May 12 2025 21:07:28.
class-wc-https.php File 4439 bytes June 20 2023 23:45:50.
class-wc-install.php File 109669 bytes June 23 2025 19:46:28.
class-wc-integrations.php File 1308 bytes August 20 2020 23:18:50.
class-wc-log-levels.php File 3992 bytes January 30 2024 23:24:56.
class-wc-logger.php File 9601 bytes May 12 2025 21:07:28.
class-wc-meta-data.php File 2260 bytes April 20 2022 06:50:54.
class-wc-order-factory.php File 8728 bytes April 30 2024 19:35:34.
class-wc-order-item-coupon.php File 4175 bytes December 22 2021 00:24:58.
class-wc-order-item-fee.php File 9431 bytes March 03 2025 22:28:12.
class-wc-order-item-meta.php File 5942 bytes December 22 2021 00:24:58.
class-wc-order-item-product.php File 16221 bytes May 12 2025 21:07:28.
class-wc-order-item-shipping.php File 9013 bytes May 12 2025 21:07:28.
class-wc-order-item-tax.php File 6644 bytes December 22 2021 00:24:58.
class-wc-order-item.php File 18990 bytes May 12 2025 21:07:28.
class-wc-order-query.php File 2615 bytes July 28 2021 04:11:34.
class-wc-order-refund.php File 6135 bytes May 12 2025 21:07:28.
class-wc-order.php File 76529 bytes June 23 2025 19:46:28.
class-wc-payment-gateways.php File 16110 bytes June 30 2025 17:49:22.
class-wc-payment-tokens.php File 6390 bytes November 23 2022 05:58:58.
class-wc-post-data.php File 22246 bytes March 03 2025 22:28:12.
class-wc-post-types.php File 32771 bytes May 12 2025 21:07:28.
class-wc-privacy-background-process.php File 1833 bytes March 03 2025 22:28:12.
class-wc-privacy-erasers.php File 13935 bytes September 23 2024 20:44:04.
class-wc-privacy-exporters.php File 15044 bytes July 28 2021 04:11:34.
class-wc-privacy.php File 17629 bytes June 23 2025 19:46:28.
class-wc-product-attribute.php File 7137 bytes January 19 2022 02:24:34.
class-wc-product-download.php File 12547 bytes April 10 2024 16:54:10.
class-wc-product-external.php File 5104 bytes March 03 2025 22:28:12.
class-wc-product-factory.php File 3974 bytes January 21 2025 18:53:44.
class-wc-product-grouped.php File 5737 bytes May 12 2025 21:07:28.
class-wc-product-query.php File 2332 bytes January 21 2025 18:53:44.
class-wc-product-simple.php File 2762 bytes January 21 2025 18:53:44.
class-wc-product-variable.php File 25166 bytes June 02 2025 15:59:32.
class-wc-product-variation.php File 20661 bytes May 12 2025 21:07:28.
class-wc-query.php File 34161 bytes May 12 2025 21:07:28.
class-wc-rate-limiter.php File 4100 bytes December 01 2021 04:23:30.
class-wc-regenerate-images-request.php File 7923 bytes January 25 2023 03:19:12.
class-wc-regenerate-images.php File 15806 bytes June 25 2024 21:17:40.
class-wc-register-wp-admin-settings.php File 5171 bytes June 22 2021 15:24:06.
class-wc-rest-authentication.php File 22068 bytes June 25 2024 21:17:40.
class-wc-rest-exception.php File 276 bytes September 23 2020 01:16:50.
class-wc-session-handler.php File 21358 bytes July 14 2025 13:28:08.
class-wc-shipping-rate.php File 9566 bytes June 23 2025 19:46:28.
class-wc-shipping-zone.php File 13392 bytes September 23 2020 01:16:50.
class-wc-shipping-zones.php File 4106 bytes August 20 2020 23:18:50.
class-wc-shipping.php File 13160 bytes May 12 2025 21:07:28.
class-wc-shortcodes.php File 19274 bytes January 21 2025 18:53:44.
class-wc-structured-data.php File 24367 bytes March 03 2025 22:28:12.
class-wc-tax.php File 37969 bytes June 20 2023 23:45:50.
class-wc-template-loader.php File 21893 bytes June 09 2025 15:55:46.
class-wc-tracker.php File 50557 bytes June 23 2025 19:46:28.
class-wc-validation.php File 5929 bytes May 28 2024 14:28:20.
class-wc-webhook.php File 30111 bytes December 18 2024 22:19:16.
class-woocommerce.php File 51138 bytes July 23 2025 12:38:10.
wc-account-functions.php File 14449 bytes June 23 2025 19:46:28.
wc-attribute-functions.php File 21687 bytes January 21 2025 18:53:44.
wc-brands-functions.php File 4270 bytes September 23 2024 20:44:04.
wc-cart-functions.php File 21080 bytes June 30 2025 17:49:22.
wc-conditional-functions.php File 14916 bytes June 23 2025 19:46:28.
wc-core-functions.php File 88756 bytes June 30 2025 17:49:22.
wc-coupon-functions.php File 3169 bytes May 12 2025 21:07:28.
wc-deprecated-functions.php File 39030 bytes May 12 2025 21:07:28.
wc-formatting-functions.php File 50031 bytes June 30 2025 17:49:22.
wc-notice-functions.php File 8277 bytes June 23 2025 19:46:28.
wc-order-functions.php File 41609 bytes June 23 2025 19:46:28.
wc-order-item-functions.php File 5153 bytes January 25 2023 03:19:12.
wc-order-step-logger-functions.php File 5135 bytes May 12 2025 21:07:28.
wc-page-functions.php File 9657 bytes September 23 2024 20:44:04.
wc-product-functions.php File 59920 bytes June 23 2025 19:46:28.
wc-rest-functions.php File 14176 bytes June 23 2025 19:46:28.
wc-stock-functions.php File 17544 bytes January 21 2025 18:53:44.
wc-template-functions.php File 135937 bytes June 23 2025 19:46:28.
wc-template-hooks.php File 12957 bytes May 12 2025 21:07:28.
wc-term-functions.php File 24381 bytes June 16 2025 19:21:28.
wc-update-functions.php File 95221 bytes June 23 2025 19:46:28.
wc-user-functions.php File 35023 bytes June 23 2025 19:46:28.
wc-webhook-functions.php File 5905 bytes June 25 2024 21:17:40.
wc-widget-functions.php File 2063 bytes August 20 2020 23:18:50.

Reading File: /home/codekrsu//ameliagraphics.com/wp-content/plugins//woocommerce/includes/class-wc-geo-ip.php

<?php
/**
 * Geo IP class
 *
 * This class is a fork of GeoIP class from MaxMind LLC.
 *
 * @package    WooCommerce\Classes
 * @version    2.4.0
 * @deprecated 3.4.0
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * WC_Geo_IP Class.
 *
 * @deprecated 3.4.0
 */
class WC_Geo_IP {

	const GEOIP_COUNTRY_BEGIN            = 16776960;
	const GEOIP_STATE_BEGIN_REV0         = 16700000;
	const GEOIP_STATE_BEGIN_REV1         = 16000000;
	const GEOIP_MEMORY_CACHE             = 1;
	const GEOIP_SHARED_MEMORY            = 2;
	const STRUCTURE_INFO_MAX_SIZE        = 20;
	const GEOIP_COUNTRY_EDITION          = 1;
	const GEOIP_PROXY_EDITION            = 8;
	const GEOIP_ASNUM_EDITION            = 9;
	const GEOIP_NETSPEED_EDITION         = 10;
	const GEOIP_REGION_EDITION_REV0      = 7;
	const GEOIP_REGION_EDITION_REV1      = 3;
	const GEOIP_CITY_EDITION_REV0        = 6;
	const GEOIP_CITY_EDITION_REV1        = 2;
	const GEOIP_ORG_EDITION              = 5;
	const GEOIP_ISP_EDITION              = 4;
	const SEGMENT_RECORD_LENGTH          = 3;
	const STANDARD_RECORD_LENGTH         = 3;
	const ORG_RECORD_LENGTH              = 4;
	const GEOIP_SHM_KEY                  = 0x4f415401;
	const GEOIP_DOMAIN_EDITION           = 11;
	const GEOIP_COUNTRY_EDITION_V6       = 12;
	const GEOIP_LOCATIONA_EDITION        = 13;
	const GEOIP_ACCURACYRADIUS_EDITION   = 14;
	const GEOIP_CITY_EDITION_REV1_V6     = 30;
	const GEOIP_CITY_EDITION_REV0_V6     = 31;
	const GEOIP_NETSPEED_EDITION_REV1    = 32;
	const GEOIP_NETSPEED_EDITION_REV1_V6 = 33;
	const GEOIP_USERTYPE_EDITION         = 28;
	const GEOIP_USERTYPE_EDITION_V6      = 29;
	const GEOIP_ASNUM_EDITION_V6         = 21;
	const GEOIP_ISP_EDITION_V6           = 22;
	const GEOIP_ORG_EDITION_V6           = 23;
	const GEOIP_DOMAIN_EDITION_V6        = 24;

	/**
	 * Flags.
	 *
	 * @var int
	 */
	public $flags;

	/**
	 * File handler.
	 *
	 * @var resource
	 */
	public $filehandle;

	/**
	 * Memory buffer.
	 *
	 * @var string
	 */
	public $memory_buffer;

	/**
	 * Database type.
	 *
	 * @var int
	 */
	public $databaseType;

	/**
	 * Database segments.
	 *
	 * @var int
	 */
	public $databaseSegments;

	/**
	 * Record length.
	 *
	 * @var int
	 */
	public $record_length;

	/**
	 * Shmid.
	 *
	 * @var string
	 */
	public $shmid;

	/**
	 * Two letters country codes.
	 *
	 * @var array
	 */
	public $GEOIP_COUNTRY_CODES = array(
		'',
		'AP',
		'EU',
		'AD',
		'AE',
		'AF',
		'AG',
		'AI',
		'AL',
		'AM',
		'CW',
		'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',
		'SX',
		'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',
		'BQ',
		'SS',
		'O1',
	);

	/**
	 * 3 letters country codes.
	 *
	 * @var array
	 */
	public $GEOIP_COUNTRY_CODES3 = array(
		'',
		'AP',
		'EU',
		'AND',
		'ARE',
		'AFG',
		'ATG',
		'AIA',
		'ALB',
		'ARM',
		'CUW',
		'AGO',
		'ATA',
		'ARG',
		'ASM',
		'AUT',
		'AUS',
		'ABW',
		'AZE',
		'BIH',
		'BRB',
		'BGD',
		'BEL',
		'BFA',
		'BGR',
		'BHR',
		'BDI',
		'BEN',
		'BMU',
		'BRN',
		'BOL',
		'BRA',
		'BHS',
		'BTN',
		'BVT',
		'BWA',
		'BLR',
		'BLZ',
		'CAN',
		'CCK',
		'COD',
		'CAF',
		'COG',
		'CHE',
		'CIV',
		'COK',
		'CHL',
		'CMR',
		'CHN',
		'COL',
		'CRI',
		'CUB',
		'CPV',
		'CXR',
		'CYP',
		'CZE',
		'DEU',
		'DJI',
		'DNK',
		'DMA',
		'DOM',
		'DZA',
		'ECU',
		'EST',
		'EGY',
		'ESH',
		'ERI',
		'ESP',
		'ETH',
		'FIN',
		'FJI',
		'FLK',
		'FSM',
		'FRO',
		'FRA',
		'SXM',
		'GAB',
		'GBR',
		'GRD',
		'GEO',
		'GUF',
		'GHA',
		'GIB',
		'GRL',
		'GMB',
		'GIN',
		'GLP',
		'GNQ',
		'GRC',
		'SGS',
		'GTM',
		'GUM',
		'GNB',
		'GUY',
		'HKG',
		'HMD',
		'HND',
		'HRV',
		'HTI',
		'HUN',
		'IDN',
		'IRL',
		'ISR',
		'IND',
		'IOT',
		'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',
		'ATF',
		'TGO',
		'THA',
		'TJK',
		'TKL',
		'TKM',
		'TUN',
		'TON',
		'TLS',
		'TUR',
		'TTO',
		'TUV',
		'TWN',
		'TZA',
		'UKR',
		'UGA',
		'UMI',
		'USA',
		'URY',
		'UZB',
		'VAT',
		'VCT',
		'VEN',
		'VGB',
		'VIR',
		'VNM',
		'VUT',
		'WLF',
		'WSM',
		'YEM',
		'MYT',
		'SRB',
		'ZAF',
		'ZMB',
		'MNE',
		'ZWE',
		'A1',
		'A2',
		'O1',
		'ALA',
		'GGY',
		'IMN',
		'JEY',
		'BLM',
		'MAF',
		'BES',
		'SSD',
		'O1',
	);

	/**
	 * Country names.
	 *
	 * @var array
	 */
	public $GEOIP_COUNTRY_NAMES = array(
		'',
		'Asia/Pacific Region',
		'Europe',
		'Andorra',
		'United Arab Emirates',
		'Afghanistan',
		'Antigua and Barbuda',
		'Anguilla',
		'Albania',
		'Armenia',
		'Curacao',
		'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',
		'Sint Maarten (Dutch part)',
		'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',
		'Libya',
		'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',
		'Eswatini',
		'Turks and Caicos Islands',
		'Chad',
		'French Southern Territories',
		'Togo',
		'Thailand',
		'Tajikistan',
		'Tokelau',
		'Turkmenistan',
		'Tunisia',
		'Tonga',
		'Timor-Leste',
		'Türkiye',
		'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',
		'Bonaire, Saint Eustatius and Saba',
		'South Sudan',
		'Other',
	);

	/**
	 * 2 letters continent codes.
	 *
	 * @var array
	 */
	public $GEOIP_CONTINENT_CODES = array(
		'--',
		'AS',
		'EU',
		'EU',
		'AS',
		'AS',
		'NA',
		'NA',
		'EU',
		'AS',
		'NA',
		'AF',
		'AN',
		'SA',
		'OC',
		'EU',
		'OC',
		'NA',
		'AS',
		'EU',
		'NA',
		'AS',
		'EU',
		'AF',
		'EU',
		'AS',
		'AF',
		'AF',
		'NA',
		'AS',
		'SA',
		'SA',
		'NA',
		'AS',
		'AN',
		'AF',
		'EU',
		'NA',
		'NA',
		'AS',
		'AF',
		'AF',
		'AF',
		'EU',
		'AF',
		'OC',
		'SA',
		'AF',
		'AS',
		'SA',
		'NA',
		'NA',
		'AF',
		'AS',
		'AS',
		'EU',
		'EU',
		'AF',
		'EU',
		'NA',
		'NA',
		'AF',
		'SA',
		'EU',
		'AF',
		'AF',
		'AF',
		'EU',
		'AF',
		'EU',
		'OC',
		'SA',
		'OC',
		'EU',
		'EU',
		'NA',
		'AF',
		'EU',
		'NA',
		'AS',
		'SA',
		'AF',
		'EU',
		'NA',
		'AF',
		'AF',
		'NA',
		'AF',
		'EU',
		'AN',
		'NA',
		'OC',
		'AF',
		'SA',
		'AS',
		'AN',
		'NA',
		'EU',
		'NA',
		'EU',
		'AS',
		'EU',
		'AS',
		'AS',
		'AS',
		'AS',
		'AS',
		'EU',
		'EU',
		'NA',
		'AS',
		'AS',
		'AF',
		'AS',
		'AS',
		'OC',
		'AF',
		'NA',
		'AS',
		'AS',
		'AS',
		'NA',
		'AS',
		'AS',
		'AS',
		'NA',
		'EU',
		'AS',
		'AF',
		'AF',
		'EU',
		'EU',
		'EU',
		'AF',
		'AF',
		'EU',
		'EU',
		'AF',
		'OC',
		'EU',
		'AF',
		'AS',
		'AS',
		'AS',
		'OC',
		'NA',
		'AF',
		'NA',
		'EU',
		'AF',
		'AS',
		'AF',
		'NA',
		'AS',
		'AF',
		'AF',
		'OC',
		'AF',
		'OC',
		'AF',
		'NA',
		'EU',
		'EU',
		'AS',
		'OC',
		'OC',
		'OC',
		'AS',
		'NA',
		'SA',
		'OC',
		'OC',
		'AS',
		'AS',
		'EU',
		'NA',
		'OC',
		'NA',
		'AS',
		'EU',
		'OC',
		'SA',
		'AS',
		'AF',
		'EU',
		'EU',
		'AF',
		'AS',
		'OC',
		'AF',
		'AF',
		'EU',
		'AS',
		'AF',
		'EU',
		'EU',
		'EU',
		'AF',
		'EU',
		'AF',
		'AF',
		'SA',
		'AF',
		'NA',
		'AS',
		'AF',
		'NA',
		'AF',
		'AN',
		'AF',
		'AS',
		'AS',
		'OC',
		'AS',
		'AF',
		'OC',
		'AS',
		'EU',
		'NA',
		'OC',
		'AS',
		'AF',
		'EU',
		'AF',
		'OC',
		'NA',
		'SA',
		'AS',
		'EU',
		'NA',
		'SA',
		'NA',
		'NA',
		'AS',
		'OC',
		'OC',
		'OC',
		'AS',
		'AF',
		'EU',
		'AF',
		'AF',
		'EU',
		'AF',
		'--',
		'--',
		'--',
		'EU',
		'EU',
		'EU',
		'EU',
		'NA',
		'NA',
		'NA',
		'AF',
		'--',
	);

	/** @var WC_Logger Logger instance */
	public static $log = false;

	/**
	 * Logging method.
	 *
	 * @param string $message Log message.
	 * @param string $level   Optional. Default 'info'.
	 *     emergency|alert|critical|error|warning|notice|info|debug
	 */
	public static function log( $message, $level = 'info' ) {
		if ( empty( self::$log ) ) {
			self::$log = wc_get_logger();
		}
		self::$log->log( $level, $message, array( 'source' => 'geoip' ) );
	}

	/**
	 * Open geoip file.
	 *
	 * @param string $filename
	 * @param int    $flags
	 */
	public function geoip_open( $filename, $flags ) {
		$this->flags = $flags;
		if ( $this->flags & self::GEOIP_SHARED_MEMORY ) {
			$this->shmid = @shmop_open( self::GEOIP_SHM_KEY, 'a', 0, 0 );
		} else {
			if ( $this->filehandle = fopen( $filename, 'rb' ) ) {
				if ( $this->flags & self::GEOIP_MEMORY_CACHE ) {
					$s_array = fstat( $this->filehandle );
					$this->memory_buffer = fread( $this->filehandle, $s_array['size'] );
				}
			} else {
				self::log( 'GeoIP API: Can not open ' . $filename, 'error' );
			}
		}

		$this->_setup_segments();
	}

	/**
	 * Setup segments.
	 *
	 * @return WC_Geo_IP instance
	 */
	private function _setup_segments() {
		$this->databaseType  = self::GEOIP_COUNTRY_EDITION;
		$this->record_length = self::STANDARD_RECORD_LENGTH;

		if ( $this->flags & self::GEOIP_SHARED_MEMORY ) {
			$offset = @shmop_size( $this->shmid ) - 3;

			for ( $i = 0; $i < self::STRUCTURE_INFO_MAX_SIZE; $i++ ) {
				$delim   = @shmop_read( $this->shmid, $offset, 3 );
				$offset += 3;

				if ( ( chr( 255 ) . chr( 255 ) . chr( 255 ) ) == $delim ) {
					$this->databaseType = ord( @shmop_read( $this->shmid, $offset, 1 ) );

					if ( $this->databaseType >= 106 ) {
						$this->databaseType -= 105;
					}

					$offset++;

					if ( self::GEOIP_REGION_EDITION_REV0 == $this->databaseType ) {
						$this->databaseSegments = self::GEOIP_STATE_BEGIN_REV0;
					} elseif ( self::GEOIP_REGION_EDITION_REV1 == $this->databaseType ) {
						$this->databaseSegments = self::GEOIP_STATE_BEGIN_REV1;
					} elseif ( ( self::GEOIP_CITY_EDITION_REV0 == $this->databaseType )
						|| ( self::GEOIP_CITY_EDITION_REV1 == $this->databaseType )
						|| ( self::GEOIP_ORG_EDITION == $this->databaseType )
						|| ( self::GEOIP_ORG_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_DOMAIN_EDITION == $this->databaseType )
						|| ( self::GEOIP_DOMAIN_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_ISP_EDITION == $this->databaseType )
						|| ( self::GEOIP_ISP_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_USERTYPE_EDITION == $this->databaseType )
						|| ( self::GEOIP_USERTYPE_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_LOCATIONA_EDITION == $this->databaseType )
						|| ( self::GEOIP_ACCURACYRADIUS_EDITION == $this->databaseType )
						|| ( self::GEOIP_CITY_EDITION_REV0_V6 == $this->databaseType )
						|| ( self::GEOIP_CITY_EDITION_REV1_V6 == $this->databaseType )
						|| ( self::GEOIP_NETSPEED_EDITION_REV1 == $this->databaseType )
						|| ( self::GEOIP_NETSPEED_EDITION_REV1_V6 == $this->databaseType )
						|| ( self::GEOIP_ASNUM_EDITION == $this->databaseType )
						|| ( self::GEOIP_ASNUM_EDITION_V6 == $this->databaseType )
					) {
						$this->databaseSegments = 0;
						$buf                    = @shmop_read( $this->shmid, $offset, self::SEGMENT_RECORD_LENGTH );

						for ( $j = 0; $j < self::SEGMENT_RECORD_LENGTH; $j++ ) {
							$this->databaseSegments += ( ord( $buf[ $j ] ) << ( $j * 8 ) );
						}

						if ( ( self::GEOIP_ORG_EDITION == $this->databaseType )
							|| ( self::GEOIP_ORG_EDITION_V6 == $this->databaseType )
							|| ( self::GEOIP_DOMAIN_EDITION == $this->databaseType )
							|| ( self::GEOIP_DOMAIN_EDITION_V6 == $this->databaseType )
							|| ( self::GEOIP_ISP_EDITION == $this->databaseType )
							|| ( self::GEOIP_ISP_EDITION_V6 == $this->databaseType )
						) {
							$this->record_length = self::ORG_RECORD_LENGTH;
						}
					}

					break;
				} else {
					$offset -= 4;
				}
			}
			if ( ( self::GEOIP_COUNTRY_EDITION == $this->databaseType )
				|| ( self::GEOIP_COUNTRY_EDITION_V6 == $this->databaseType )
				|| ( self::GEOIP_PROXY_EDITION == $this->databaseType )
				|| ( self::GEOIP_NETSPEED_EDITION == $this->databaseType )
			) {
				$this->databaseSegments = self::GEOIP_COUNTRY_BEGIN;
			}
		} else {
			$filepos = ftell( $this->filehandle );
			fseek( $this->filehandle, -3, SEEK_END );

			for ( $i = 0; $i < self::STRUCTURE_INFO_MAX_SIZE; $i++ ) {

				$delim = fread( $this->filehandle, 3 );
				if ( ( chr( 255 ) . chr( 255 ) . chr( 255 ) ) == $delim ) {

					$this->databaseType = ord( fread( $this->filehandle, 1 ) );
					if ( $this->databaseType >= 106 ) {
						$this->databaseType -= 105;
					}

					if ( self::GEOIP_REGION_EDITION_REV0 == $this->databaseType ) {
						$this->databaseSegments = self::GEOIP_STATE_BEGIN_REV0;
					} elseif ( self::GEOIP_REGION_EDITION_REV1 == $this->databaseType ) {
						$this->databaseSegments = self::GEOIP_STATE_BEGIN_REV1;
					} elseif ( ( self::GEOIP_CITY_EDITION_REV0 == $this->databaseType )
						|| ( self::GEOIP_CITY_EDITION_REV1 == $this->databaseType )
						|| ( self::GEOIP_CITY_EDITION_REV0_V6 == $this->databaseType )
						|| ( self::GEOIP_CITY_EDITION_REV1_V6 == $this->databaseType )
						|| ( self::GEOIP_ORG_EDITION == $this->databaseType )
						|| ( self::GEOIP_DOMAIN_EDITION == $this->databaseType )
						|| ( self::GEOIP_ISP_EDITION == $this->databaseType )
						|| ( self::GEOIP_ORG_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_DOMAIN_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_ISP_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_LOCATIONA_EDITION == $this->databaseType )
						|| ( self::GEOIP_ACCURACYRADIUS_EDITION == $this->databaseType )
						|| ( self::GEOIP_NETSPEED_EDITION_REV1 == $this->databaseType )
						|| ( self::GEOIP_NETSPEED_EDITION_REV1_V6 == $this->databaseType )
						|| ( self::GEOIP_USERTYPE_EDITION == $this->databaseType )
						|| ( self::GEOIP_USERTYPE_EDITION_V6 == $this->databaseType )
						|| ( self::GEOIP_ASNUM_EDITION == $this->databaseType )
						|| ( self::GEOIP_ASNUM_EDITION_V6 == $this->databaseType )
					) {
						$this->databaseSegments = 0;
						$buf = fread( $this->filehandle, self::SEGMENT_RECORD_LENGTH );

						for ( $j = 0; $j < self::SEGMENT_RECORD_LENGTH; $j++ ) {
							$this->databaseSegments += ( ord( $buf[ $j ] ) << ( $j * 8 ) );
						}

						if ( ( self::GEOIP_ORG_EDITION == $this->databaseType )
							|| ( self::GEOIP_DOMAIN_EDITION == $this->databaseType )
							|| ( self::GEOIP_ISP_EDITION == $this->databaseType )
							|| ( self::GEOIP_ORG_EDITION_V6 == $this->databaseType )
							|| ( self::GEOIP_DOMAIN_EDITION_V6 == $this->databaseType )
							|| ( self::GEOIP_ISP_EDITION_V6 == $this->databaseType )
						) {
							$this->record_length = self::ORG_RECORD_LENGTH;
						}
					}

					break;
				} else {
					fseek( $this->filehandle, -4, SEEK_CUR );
				}
			}

			if ( ( self::GEOIP_COUNTRY_EDITION == $this->databaseType )
				|| ( self::GEOIP_COUNTRY_EDITION_V6 == $this->databaseType )
				|| ( self::GEOIP_PROXY_EDITION == $this->databaseType )
				|| ( self::GEOIP_NETSPEED_EDITION == $this->databaseType )
			) {
				$this->databaseSegments = self::GEOIP_COUNTRY_BEGIN;
			}

			fseek( $this->filehandle, $filepos, SEEK_SET );
		}

		return $this;
	}

	/**
	 * Close geoip file.
	 *
	 * @return bool
	 */
	public function geoip_close() {
		if ( $this->flags & self::GEOIP_SHARED_MEMORY ) {
			return true;
		}

		return fclose( $this->filehandle );
	}

	/**
	 * Common get record.
	 *
	 * @param  string $seek_country
	 * @return WC_Geo_IP_Record instance
	 */
	private function _common_get_record( $seek_country ) {
		// workaround php's broken substr, strpos, etc handling with
		// mbstring.func_overload and mbstring.internal_encoding
		$mbExists = extension_loaded( 'mbstring' );
		if ( $mbExists ) {
			$enc = mb_internal_encoding();
			mb_internal_encoding( 'ISO-8859-1' );
		}

		$record_pointer = $seek_country + ( 2 * $this->record_length - 1 ) * $this->databaseSegments;

		if ( $this->flags & self::GEOIP_MEMORY_CACHE ) {
			$record_buf = substr( $this->memory_buffer, $record_pointer, FULL_RECORD_LENGTH );
		} elseif ( $this->flags & self::GEOIP_SHARED_MEMORY ) {
			$record_buf = @shmop_read( $this->shmid, $record_pointer, FULL_RECORD_LENGTH );
		} else {
			fseek( $this->filehandle, $record_pointer, SEEK_SET );
			$record_buf = fread( $this->filehandle, FULL_RECORD_LENGTH );
		}

		$record                 = new WC_Geo_IP_Record();
		$record_buf_pos         = 0;
		$char                   = ord( substr( $record_buf, $record_buf_pos, 1 ) );
		$record->country_code   = $this->GEOIP_COUNTRY_CODES[ $char ];
		$record->country_code3  = $this->GEOIP_COUNTRY_CODES3[ $char ];
		$record->country_name   = $this->GEOIP_COUNTRY_NAMES[ $char ];
		$record->continent_code = $this->GEOIP_CONTINENT_CODES[ $char ];
		$str_length             = 0;

		$record_buf_pos++;

		// Get region
		$char = ord( substr( $record_buf, $record_buf_pos + $str_length, 1 ) );
		while ( 0 != $char ) {
			$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 ( 0 != $char ) {
			$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 ( 0 != $char ) {
			$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;

		// 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 ( self::GEOIP_CITY_EDITION_REV1 == $this->databaseType ) {
			$metroarea_combo = 0;
			if ( 'US' === $record->country_code ) {
				for ( $j = 0; $j < 3; ++$j ) {
					$char             = ord( substr( $record_buf, $record_buf_pos++, 1 ) );
					$metroarea_combo += ( $char << ( $j * 8 ) );
				}

				$record->metro_code = $record->dma_code = floor( $metroarea_combo / 1000 );
				$record->area_code  = $metroarea_combo % 1000;
			}
		}

		if ( $mbExists ) {
			mb_internal_encoding( $enc );
		}

		return $record;
	}

	/**
	 * Get record.
	 *
	 * @param  int $ipnum
	 * @return WC_Geo_IP_Record instance
	 */
	private function _get_record( $ipnum ) {
		$seek_country = $this->_geoip_seek_country( $ipnum );
		if ( $seek_country == $this->databaseSegments ) {
			return null;
		}

		return $this->_common_get_record( $seek_country );
	}

	/**
	 * Seek country IPv6.
	 *
	 * @param  int $ipnum
	 * @return string
	 */
	public function _geoip_seek_country_v6( $ipnum ) {
		// arrays from unpack start with offset 1
		// yet another php mystery. array_merge work around
		// this broken behaviour
		$v6vec = array_merge( unpack( 'C16', $ipnum ) );

		$offset = 0;
		for ( $depth = 127; $depth >= 0; --$depth ) {
			if ( $this->flags & self::GEOIP_MEMORY_CACHE ) {
				$buf = $this->_safe_substr(
					$this->memory_buffer,
					2 * $this->record_length * $offset,
					2 * $this->record_length
				);
			} elseif ( $this->flags & self::GEOIP_SHARED_MEMORY ) {
				$buf = @shmop_read(
					$this->shmid,
					2 * $this->record_length * $offset,
					2 * $this->record_length
				);
			} else {
				if ( 0 != fseek( $this->filehandle, 2 * $this->record_length * $offset, SEEK_SET ) ) {
					break;
				}

				$buf = fread( $this->filehandle, 2 * $this->record_length );
			}
			$x = array( 0, 0 );
			for ( $i = 0; $i < 2; ++$i ) {
				for ( $j = 0; $j < $this->record_length; ++$j ) {
					$x[ $i ] += ord( $buf[ $this->record_length * $i + $j ] ) << ( $j * 8 );
				}
			}

			$bnum = 127 - $depth;
			$idx = $bnum >> 3;
			$b_mask = 1 << ( $bnum & 7 ^ 7 );
			if ( ( $v6vec[ $idx ] & $b_mask ) > 0 ) {
				if ( $x[1] >= $this->databaseSegments ) {
					return $x[1];
				}
				$offset = $x[1];
			} else {
				if ( $x[0] >= $this->databaseSegments ) {
					return $x[0];
				}
				$offset = $x[0];
			}
		}

		self::log( 'GeoIP API: Error traversing database - perhaps it is corrupt?', 'error' );

		return false;
	}

	/**
	 * Seek country.
	 *
	 * @param  int $ipnum
	 * @return string
	 */
	private function _geoip_seek_country( $ipnum ) {
		$offset = 0;
		for ( $depth = 31; $depth >= 0; --$depth ) {
			if ( $this->flags & self::GEOIP_MEMORY_CACHE ) {
				$buf = $this->_safe_substr(
					$this->memory_buffer,
					2 * $this->record_length * $offset,
					2 * $this->record_length
				);
			} elseif ( $this->flags & self::GEOIP_SHARED_MEMORY ) {
				$buf = @shmop_read(
					$this->shmid,
					2 * $this->record_length * $offset,
					2 * $this->record_length
				);
			} else {
				if ( 0 != fseek( $this->filehandle, 2 * $this->record_length * $offset, SEEK_SET ) ) {
					break;
				}

				$buf = fread( $this->filehandle, 2 * $this->record_length );
			}

			$x = array( 0, 0 );
			for ( $i = 0; $i < 2; ++$i ) {
				for ( $j = 0; $j < $this->record_length; ++$j ) {
					$x[ $i ] += ord( $buf[ $this->record_length * $i + $j ] ) << ( $j * 8 );
				}
			}
			if ( $ipnum & ( 1 << $depth ) ) {
				if ( $x[1] >= $this->databaseSegments ) {
					return $x[1];
				}

				$offset = $x[1];
			} else {
				if ( $x[0] >= $this->databaseSegments ) {
					return $x[0];
				}

				$offset = $x[0];
			}
		}

		self::log( 'GeoIP API: Error traversing database - perhaps it is corrupt?', 'error' );

		return false;
	}

	/**
	 * Record by addr.
	 *
	 * @param  string $addr
	 *
	 * @return WC_Geo_IP_Record
	 */
	public function geoip_record_by_addr( $addr ) {
		if ( null == $addr ) {
			return 0;
		}

		$ipnum = ip2long( $addr );
		return $this->_get_record( $ipnum );
	}

	/**
	 * Country ID by addr IPv6.
	 *
	 * @param  string $addr
	 * @return int|bool
	 */
	public function geoip_country_id_by_addr_v6( $addr ) {
		if ( ! defined( 'AF_INET6' ) ) {
			self::log( 'GEOIP (geoip_country_id_by_addr_v6): PHP was compiled with --disable-ipv6 option' );
			return false;
		}
		$ipnum = inet_pton( $addr );
		return $this->_geoip_seek_country_v6( $ipnum ) - self::GEOIP_COUNTRY_BEGIN;
	}

	/**
	 * Country ID by addr.
	 *
	 * @param  string $addr
	 * @return int
	 */
	public function geoip_country_id_by_addr( $addr ) {
		$ipnum = ip2long( $addr );
		return $this->_geoip_seek_country( $ipnum ) - self::GEOIP_COUNTRY_BEGIN;
	}

	/**
	 * Country code by addr IPv6.
	 *
	 * @param  string $addr
	 * @return string
	 */
	public function geoip_country_code_by_addr_v6( $addr ) {
		$country_id = $this->geoip_country_id_by_addr_v6( $addr );
		if ( false !== $country_id && isset( $this->GEOIP_COUNTRY_CODES[ $country_id ] ) ) {
			return $this->GEOIP_COUNTRY_CODES[ $country_id ];
		}

		return false;
	}

	/**
	 * Country code by addr.
	 *
	 * @param  string $addr
	 * @return string
	 */
	public function geoip_country_code_by_addr( $addr ) {
		if ( self::GEOIP_CITY_EDITION_REV1 == $this->databaseType ) {
			$record = $this->geoip_record_by_addr( $addr );
			if ( false !== $record ) {
				return $record->country_code;
			}
		} else {
			$country_id = $this->geoip_country_id_by_addr( $addr );
			if ( false !== $country_id && isset( $this->GEOIP_COUNTRY_CODES[ $country_id ] ) ) {
				return $this->GEOIP_COUNTRY_CODES[ $country_id ];
			}
		}

		return false;
	}

	/**
	 * Encode string.
	 *
	 * @param  string $string
	 * @param  int    $start
	 * @param  int    $length
	 * @return string
	 */
	private function _safe_substr( $string, $start, $length ) {
		// workaround php's broken substr, strpos, etc handling with
		// mbstring.func_overload and mbstring.internal_encoding
		$mb_exists = extension_loaded( 'mbstring' );

		if ( $mb_exists ) {
			$enc = mb_internal_encoding();
			mb_internal_encoding( 'ISO-8859-1' );
		}

		$buf = substr( $string, $start, $length );

		if ( $mb_exists ) {
			mb_internal_encoding( $enc );
		}

		return $buf;
	}
}

/**
 * Geo IP Record class.
 */
class WC_Geo_IP_Record {

	/**
	 * Country code.
	 *
	 * @var string
	 */
	public $country_code;

	/**
	 * 3 letters country code.
	 *
	 * @var string
	 */
	public $country_code3;

	/**
	 * Country name.
	 *
	 * @var string
	 */
	public $country_name;

	/**
	 * Region.
	 *
	 * @var string
	 */
	public $region;

	/**
	 * City.
	 *
	 * @var string
	 */
	public $city;

	/**
	 * Postal code.
	 *
	 * @var string
	 */
	public $postal_code;

	/**
	 * Latitude
	 *
	 * @var int
	 */
	public $latitude;

	/**
	 * Longitude.
	 *
	 * @var int
	 */
	public $longitude;

	/**
	 * Area code.
	 *
	 * @var int
	 */
	public $area_code;

	/**
	 * DMA Code.
	 *
	 * Metro and DMA code are the same.
	 * Use metro code instead.
	 *
	 * @var float
	 */
	public $dma_code;

	/**
	 * Metro code.
	 *
	 * @var float
	 */
	public $metro_code;

	/**
	 * Continent code.
	 *
	 * @var string
	 */
	public $continent_code;
}

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