'๐Ÿ‡ฆ๐Ÿ‡ซ Afghanistan', 'AL' => '๐Ÿ‡ฆ๐Ÿ‡ฑ Albania', 'DZ' => '๐Ÿ‡ฉ๐Ÿ‡ฟ Algeria', 'AS' => '๐Ÿ‡ฆ๐Ÿ‡ธ American Samoa', 'AD' => '๐Ÿ‡ฆ๐Ÿ‡ฉ Andorra', 'AO' => '๐Ÿ‡ฆ๐Ÿ‡ด Angola', 'AI' => '๐Ÿ‡ฆ๐Ÿ‡ฎ Anguilla', 'AQ' => '๐Ÿ‡ฆ๐Ÿ‡ถ Antarctica', 'AG' => '๐Ÿ‡ฆ๐Ÿ‡ฌ Antigua and Barbuda', 'AR' => '๐Ÿ‡ฆ๐Ÿ‡ท Argentina', 'AM' => '๐Ÿ‡ฆ๐Ÿ‡ฒ Armenia', 'AW' => '๐Ÿ‡ฆ๐Ÿ‡ผ Aruba', 'AU' => '๐Ÿ‡ฆ๐Ÿ‡บ Australia', 'AT' => '๐Ÿ‡ฆ๐Ÿ‡น Austria', 'AZ' => '๐Ÿ‡ฆ๐Ÿ‡ฟ Azerbaijan', 'BS' => '๐Ÿ‡ง๐Ÿ‡ธ Bahamas', 'BH' => '๐Ÿ‡ง๐Ÿ‡ญ Bahrain', 'BD' => '๐Ÿ‡ง๐Ÿ‡ฉ Bangladesh', 'BB' => '๐Ÿ‡ง๐Ÿ‡ง Barbados', 'BY' => '๐Ÿ‡ง๐Ÿ‡พ Belarus', 'BE' => '๐Ÿ‡ง๐Ÿ‡ช Belgium', 'BZ' => '๐Ÿ‡ง๐Ÿ‡ฟ Belize', 'BJ' => '๐Ÿ‡ง๐Ÿ‡ฏ Benin', 'BM' => '๐Ÿ‡ง๐Ÿ‡ฒ Bermuda', 'BT' => '๐Ÿ‡ง๐Ÿ‡น Bhutan', 'BO' => '๐Ÿ‡ง๐Ÿ‡ด Bolivia', 'BA' => '๐Ÿ‡ง๐Ÿ‡ฆ Bosnia and Herzegovina', 'BW' => '๐Ÿ‡ง๐Ÿ‡ผ Botswana', 'BR' => '๐Ÿ‡ง๐Ÿ‡ท Brazil', 'IO' => '๐Ÿ‡ฎ๐Ÿ‡ด British Indian Ocean Territory', 'BN' => '๐Ÿ‡ง๐Ÿ‡ณ Brunei Darussalam', 'BG' => '๐Ÿ‡ง๐Ÿ‡ฌ Bulgaria', 'BF' => '๐Ÿ‡ง๐Ÿ‡ซ Burkina Faso', 'BI' => '๐Ÿ‡ง๐Ÿ‡ฎ Burundi', 'CV' => '๐Ÿ‡จ๐Ÿ‡ป Cabo Verde', 'KH' => '๐Ÿ‡ฐ๐Ÿ‡ญ Cambodia', 'CM' => '๐Ÿ‡จ๐Ÿ‡ฒ Cameroon', 'CA' => '๐Ÿ‡จ๐Ÿ‡ฆ Canada', 'KY' => '๐Ÿ‡ฐ๐Ÿ‡พ Cayman Islands', 'CF' => '๐Ÿ‡จ๐Ÿ‡ซ Central African Republic', 'TD' => '๐Ÿ‡น๐Ÿ‡ฉ Chad', 'CL' => '๐Ÿ‡จ๐Ÿ‡ฑ Chile', 'CN' => '๐Ÿ‡จ๐Ÿ‡ณ China', 'CX' => '๐Ÿ‡จ๐Ÿ‡ฝ Christmas Island', 'CC' => '๐Ÿ‡จ๐Ÿ‡จ Cocos (Keeling) Islands', 'CO' => '๐Ÿ‡จ๐Ÿ‡ด Colombia', 'KM' => '๐Ÿ‡ฐ๐Ÿ‡ฒ Comoros', 'CG' => '๐Ÿ‡จ๐Ÿ‡ฌ Congo', 'CD' => '๐Ÿ‡จ๐Ÿ‡ฉ Congo (Democratic Republic)', 'CK' => '๐Ÿ‡จ๐Ÿ‡ฐ Cook Islands', 'CR' => '๐Ÿ‡จ๐Ÿ‡ท Costa Rica', 'HR' => '๐Ÿ‡ญ๐Ÿ‡ท Croatia', 'CU' => '๐Ÿ‡จ๐Ÿ‡บ Cuba', 'CW' => '๐Ÿ‡จ๐Ÿ‡ผ Curaรงao', 'CY' => '๐Ÿ‡จ๐Ÿ‡พ Cyprus', 'CZ' => '๐Ÿ‡จ๐Ÿ‡ฟ Czech Republic', 'DK' => '๐Ÿ‡ฉ๐Ÿ‡ฐ Denmark', 'DJ' => '๐Ÿ‡ฉ๐Ÿ‡ฏ Djibouti', 'DM' => '๐Ÿ‡ฉ๐Ÿ‡ฒ Dominica', 'DO' => '๐Ÿ‡ฉ๐Ÿ‡ด Dominican Republic', 'EC' => '๐Ÿ‡ช๐Ÿ‡จ Ecuador', 'EG' => '๐Ÿ‡ช๐Ÿ‡ฌ Egypt', 'SV' => '๐Ÿ‡ธ๐Ÿ‡ป El Salvador', 'GQ' => '๐Ÿ‡ฌ๐Ÿ‡ถ Equatorial Guinea', 'ER' => '๐Ÿ‡ช๐Ÿ‡ท Eritrea', 'EE' => '๐Ÿ‡ช๐Ÿ‡ช Estonia', 'SZ' => '๐Ÿ‡ธ๐Ÿ‡ฟ Eswatini', 'ET' => '๐Ÿ‡ช๐Ÿ‡น Ethiopia', 'FK' => '๐Ÿ‡ซ๐Ÿ‡ฐ Falkland Islands', 'FO' => '๐Ÿ‡ซ๐Ÿ‡ด Faroe Islands', 'FJ' => '๐Ÿ‡ซ๐Ÿ‡ฏ Fiji', 'FI' => '๐Ÿ‡ซ๐Ÿ‡ฎ Finland', 'FR' => '๐Ÿ‡ซ๐Ÿ‡ท France', 'GF' => '๐Ÿ‡ฌ๐Ÿ‡ซ French Guiana', 'PF' => '๐Ÿ‡ต๐Ÿ‡ซ French Polynesia', 'GA' => '๐Ÿ‡ฌ๐Ÿ‡ฆ Gabon', 'GM' => '๐Ÿ‡ฌ๐Ÿ‡ฒ Gambia', 'GE' => '๐Ÿ‡ฌ๐Ÿ‡ช Georgia', 'DE' => '๐Ÿ‡ฉ๐Ÿ‡ช Germany', 'GH' => '๐Ÿ‡ฌ๐Ÿ‡ญ Ghana', 'GI' => '๐Ÿ‡ฌ๐Ÿ‡ฎ Gibraltar', 'GR' => '๐Ÿ‡ฌ๐Ÿ‡ท Greece', 'GL' => '๐Ÿ‡ฌ๐Ÿ‡ฑ Greenland', 'GD' => '๐Ÿ‡ฌ๐Ÿ‡ฉ Grenada', 'GP' => '๐Ÿ‡ฌ๐Ÿ‡ต Guadeloupe', 'GU' => '๐Ÿ‡ฌ๐Ÿ‡บ Guam', 'GT' => '๐Ÿ‡ฌ๐Ÿ‡น Guatemala', 'GG' => '๐Ÿ‡ฌ๐Ÿ‡ฌ Guernsey', 'GN' => '๐Ÿ‡ฌ๐Ÿ‡ณ Guinea', 'GW' => '๐Ÿ‡ฌ๐Ÿ‡ผ Guinea-Bissau', 'GY' => '๐Ÿ‡ฌ๐Ÿ‡พ Guyana', 'HT' => '๐Ÿ‡ญ๐Ÿ‡น Haiti', 'HN' => '๐Ÿ‡ญ๐Ÿ‡ณ Honduras', 'HK' => '๐Ÿ‡ญ๐Ÿ‡ฐ Hong Kong', 'HU' => '๐Ÿ‡ญ๐Ÿ‡บ Hungary', 'IS' => '๐Ÿ‡ฎ๐Ÿ‡ธ Iceland', 'IN' => '๐Ÿ‡ฎ๐Ÿ‡ณ India', 'ID' => '๐Ÿ‡ฎ๐Ÿ‡ฉ Indonesia', 'IR' => '๐Ÿ‡ฎ๐Ÿ‡ท Iran', 'IQ' => '๐Ÿ‡ฎ๐Ÿ‡ถ Iraq', 'IE' => '๐Ÿ‡ฎ๐Ÿ‡ช Ireland', 'IM' => '๐Ÿ‡ฎ๐Ÿ‡ฒ Isle of Man', 'IL' => '๐Ÿ‡ฎ๐Ÿ‡ฑ Israel', 'IT' => '๐Ÿ‡ฎ๐Ÿ‡น Italy', 'JM' => '๐Ÿ‡ฏ๐Ÿ‡ฒ Jamaica', 'JP' => '๐Ÿ‡ฏ๐Ÿ‡ต Japan', 'JE' => '๐Ÿ‡ฏ๐Ÿ‡ช Jersey', 'JO' => '๐Ÿ‡ฏ๐Ÿ‡ด Jordan', 'KZ' => '๐Ÿ‡ฐ๐Ÿ‡ฟ Kazakhstan', 'KE' => '๐Ÿ‡ฐ๐Ÿ‡ช Kenya', 'KI' => '๐Ÿ‡ฐ๐Ÿ‡ฎ Kiribati', 'KP' => '๐Ÿ‡ฐ๐Ÿ‡ต North Korea', 'KR' => '๐Ÿ‡ฐ๐Ÿ‡ท South Korea', 'KW' => '๐Ÿ‡ฐ๐Ÿ‡ผ Kuwait', 'KG' => '๐Ÿ‡ฐ๐Ÿ‡ฌ Kyrgyzstan', 'LA' => '๐Ÿ‡ฑ๐Ÿ‡ฆ Laos', 'LV' => '๐Ÿ‡ฑ๐Ÿ‡ป Latvia', 'LB' => '๐Ÿ‡ฑ๐Ÿ‡ง Lebanon', 'LS' => '๐Ÿ‡ฑ๐Ÿ‡ธ Lesotho', 'LR' => '๐Ÿ‡ฑ๐Ÿ‡ท Liberia', 'LY' => '๐Ÿ‡ฑ๐Ÿ‡พ Libya', 'LI' => '๐Ÿ‡ฑ๐Ÿ‡ฎ Liechtenstein', 'LT' => '๐Ÿ‡ฑ๐Ÿ‡น Lithuania', 'LU' => '๐Ÿ‡ฑ๐Ÿ‡บ Luxembourg', 'MO' => '๐Ÿ‡ฒ๐Ÿ‡ด Macao', 'MG' => '๐Ÿ‡ฒ๐Ÿ‡ฌ Madagascar', 'MW' => '๐Ÿ‡ฒ๐Ÿ‡ผ Malawi', 'MY' => '๐Ÿ‡ฒ๐Ÿ‡พ Malaysia', 'MV' => '๐Ÿ‡ฒ๐Ÿ‡ป Maldives', 'ML' => '๐Ÿ‡ฒ๐Ÿ‡ฑ Mali', 'MT' => '๐Ÿ‡ฒ๐Ÿ‡น Malta', 'MH' => '๐Ÿ‡ฒ๐Ÿ‡ญ Marshall Islands', 'MQ' => '๐Ÿ‡ฒ๐Ÿ‡ถ Martinique', 'MR' => '๐Ÿ‡ฒ๐Ÿ‡ท Mauritania', 'MU' => '๐Ÿ‡ฒ๐Ÿ‡บ Mauritius', 'YT' => '๐Ÿ‡พ๐Ÿ‡น Mayotte', 'MX' => '๐Ÿ‡ฒ๐Ÿ‡ฝ Mexico', 'FM' => '๐Ÿ‡ซ๐Ÿ‡ฒ Micronesia', 'MD' => '๐Ÿ‡ฒ๐Ÿ‡ฉ Moldova', 'MC' => '๐Ÿ‡ฒ๐Ÿ‡จ Monaco', 'MN' => '๐Ÿ‡ฒ๐Ÿ‡ณ Mongolia', 'ME' => '๐Ÿ‡ฒ๐Ÿ‡ช Montenegro', 'MS' => '๐Ÿ‡ฒ๐Ÿ‡ธ Montserrat', 'MA' => '๐Ÿ‡ฒ๐Ÿ‡ฆ Morocco', 'MZ' => '๐Ÿ‡ฒ๐Ÿ‡ฟ Mozambique', 'MM' => '๐Ÿ‡ฒ๐Ÿ‡ฒ Myanmar', 'NA' => '๐Ÿ‡ณ๐Ÿ‡ฆ Namibia', 'NR' => '๐Ÿ‡ณ๐Ÿ‡ท Nauru', 'NP' => '๐Ÿ‡ณ๐Ÿ‡ต Nepal', 'NL' => '๐Ÿ‡ณ๐Ÿ‡ฑ Netherlands', 'NC' => '๐Ÿ‡ณ๐Ÿ‡จ New Caledonia', 'NZ' => '๐Ÿ‡ณ๐Ÿ‡ฟ New Zealand', 'NI' => '๐Ÿ‡ณ๐Ÿ‡ฎ Nicaragua', 'NE' => '๐Ÿ‡ณ๐Ÿ‡ช Niger', 'NG' => '๐Ÿ‡ณ๐Ÿ‡ฌ Nigeria', 'NU' => '๐Ÿ‡ณ๐Ÿ‡บ Niue', 'NF' => '๐Ÿ‡ณ๐Ÿ‡ซ Norfolk Island', 'MK' => '๐Ÿ‡ฒ๐Ÿ‡ฐ North Macedonia', 'MP' => '๐Ÿ‡ฒ๐Ÿ‡ต Northern Mariana Islands', 'NO' => '๐Ÿ‡ณ๐Ÿ‡ด Norway', 'OM' => '๐Ÿ‡ด๐Ÿ‡ฒ Oman', 'PK' => '๐Ÿ‡ต๐Ÿ‡ฐ Pakistan', 'PW' => '๐Ÿ‡ต๐Ÿ‡ผ Palau', 'PS' => '๐Ÿ‡ต๐Ÿ‡ธ Palestine', 'PA' => '๐Ÿ‡ต๐Ÿ‡ฆ Panama', 'PG' => '๐Ÿ‡ต๐Ÿ‡ฌ Papua New Guinea', 'PY' => '๐Ÿ‡ต๐Ÿ‡พ Paraguay', 'PE' => '๐Ÿ‡ต๐Ÿ‡ช Peru', 'PH' => '๐Ÿ‡ต๐Ÿ‡ญ Philippines', 'PN' => '๐Ÿ‡ต๐Ÿ‡ณ Pitcairn', 'PL' => '๐Ÿ‡ต๐Ÿ‡ฑ Poland', 'PT' => '๐Ÿ‡ต๐Ÿ‡น Portugal', 'PR' => '๐Ÿ‡ต๐Ÿ‡ท Puerto Rico', 'QA' => '๐Ÿ‡ถ๐Ÿ‡ฆ Qatar', 'RE' => '๐Ÿ‡ท๐Ÿ‡ช Rรฉunion', 'RO' => '๐Ÿ‡ท๐Ÿ‡ด Romania', 'RU' => '๐Ÿ‡ท๐Ÿ‡บ Russia', 'RW' => '๐Ÿ‡ท๐Ÿ‡ผ Rwanda', 'BL' => '๐Ÿ‡ง๐Ÿ‡ฑ Saint Barthรฉlemy', 'SH' => '๐Ÿ‡ธ๐Ÿ‡ญ Saint Helena', 'KN' => '๐Ÿ‡ฐ๐Ÿ‡ณ Saint Kitts and Nevis', 'LC' => '๐Ÿ‡ฑ๐Ÿ‡จ Saint Lucia', 'MF' => '๐Ÿ‡ฒ๐Ÿ‡ซ Saint Martin', 'PM' => '๐Ÿ‡ต๐Ÿ‡ฒ Saint Pierre and Miquelon', 'VC' => '๐Ÿ‡ป๐Ÿ‡จ Saint Vincent and the Grenadines', 'WS' => '๐Ÿ‡ผ๐Ÿ‡ธ Samoa', 'SM' => '๐Ÿ‡ธ๐Ÿ‡ฒ San Marino', 'ST' => '๐Ÿ‡ธ๐Ÿ‡น Sao Tome and Principe', 'SA' => '๐Ÿ‡ธ๐Ÿ‡ฆ Saudi Arabia', 'SN' => '๐Ÿ‡ธ๐Ÿ‡ณ Senegal', 'RS' => '๐Ÿ‡ท๐Ÿ‡ธ Serbia', 'SC' => '๐Ÿ‡ธ๐Ÿ‡จ Seychelles', 'SL' => '๐Ÿ‡ธ๐Ÿ‡ฑ Sierra Leone', 'SG' => '๐Ÿ‡ธ๐Ÿ‡ฌ Singapore', 'SX' => '๐Ÿ‡ธ๐Ÿ‡ฝ Sint Maarten', 'SK' => '๐Ÿ‡ธ๐Ÿ‡ฐ Slovakia', 'SI' => '๐Ÿ‡ธ๐Ÿ‡ฎ Slovenia', 'SB' => '๐Ÿ‡ธ๐Ÿ‡ง Solomon Islands', 'SO' => '๐Ÿ‡ธ๐Ÿ‡ด Somalia', 'ZA' => '๐Ÿ‡ฟ๐Ÿ‡ฆ South Africa', 'SS' => '๐Ÿ‡ธ๐Ÿ‡ธ South Sudan', 'ES' => '๐Ÿ‡ช๐Ÿ‡ธ Spain', 'LK' => '๐Ÿ‡ฑ๐Ÿ‡ฐ Sri Lanka', 'SD' => '๐Ÿ‡ธ๐Ÿ‡ฉ Sudan', 'SR' => '๐Ÿ‡ธ๐Ÿ‡ท Suriname', 'SE' => '๐Ÿ‡ธ๐Ÿ‡ช Sweden', 'CH' => '๐Ÿ‡จ๐Ÿ‡ญ Switzerland', 'SY' => '๐Ÿ‡ธ๐Ÿ‡พ Syria', 'TW' => '๐Ÿ‡น๐Ÿ‡ผ Taiwan', 'TJ' => '๐Ÿ‡น๐Ÿ‡ฏ Tajikistan', 'TZ' => '๐Ÿ‡น๐Ÿ‡ฟ Tanzania', 'TH' => '๐Ÿ‡น๐Ÿ‡ญ Thailand', 'TL' => '๐Ÿ‡น๐Ÿ‡ฑ Timor-Leste', 'TG' => '๐Ÿ‡น๐Ÿ‡ฌ Togo', 'TK' => '๐Ÿ‡น๐Ÿ‡ฐ Tokelau', 'TO' => '๐Ÿ‡น๐Ÿ‡ด Tonga', 'TT' => '๐Ÿ‡น๐Ÿ‡น Trinidad and Tobago', 'TN' => '๐Ÿ‡น๐Ÿ‡ณ Tunisia', 'TR' => '๐Ÿ‡น๐Ÿ‡ท Turkey', 'TM' => '๐Ÿ‡น๐Ÿ‡ฒ Turkmenistan', 'TC' => '๐Ÿ‡น๐Ÿ‡จ Turks and Caicos Islands', 'TV' => '๐Ÿ‡น๐Ÿ‡ป Tuvalu', 'UG' => '๐Ÿ‡บ๐Ÿ‡ฌ Uganda', 'UA' => '๐Ÿ‡บ๐Ÿ‡ฆ Ukraine', 'AE' => '๐Ÿ‡ฆ๐Ÿ‡ช United Arab Emirates', 'GB' => '๐Ÿ‡ฌ๐Ÿ‡ง United Kingdom', 'US' => '๐Ÿ‡บ๐Ÿ‡ธ United States', 'UY' => '๐Ÿ‡บ๐Ÿ‡พ Uruguay', 'UZ' => '๐Ÿ‡บ๐Ÿ‡ฟ Uzbekistan', 'VU' => '๐Ÿ‡ป๐Ÿ‡บ Vanuatu', 'VA' => '๐Ÿ‡ป๐Ÿ‡ฆ Vatican City', 'VE' => '๐Ÿ‡ป๐Ÿ‡ช Venezuela', 'VN' => '๐Ÿ‡ป๐Ÿ‡ณ Vietnam', 'VG' => '๐Ÿ‡ป๐Ÿ‡ฌ Virgin Islands (British)', 'VI' => '๐Ÿ‡ป๐Ÿ‡ฎ Virgin Islands (U.S.)', 'WF' => '๐Ÿ‡ผ๐Ÿ‡ซ Wallis and Futuna', 'EH' => '๐Ÿ‡ช๐Ÿ‡ญ Western Sahara', 'YE' => '๐Ÿ‡พ๐Ÿ‡ช Yemen', 'ZM' => '๐Ÿ‡ฟ๐Ÿ‡ฒ Zambia', 'ZW' => '๐Ÿ‡ฟ๐Ÿ‡ผ Zimbabwe', ); return isset( $countries[ $code ] ) ? $countries[ $code ] : '๐ŸŒ ' . sanitize_text_field( $code ); } /** * Available layout styles in the Free version (filterable by Pro add-on). * * @return array */ function affistyle_get_available_styles() { $default_free_styles = array( 'style-1' => array( 'label' => __( 'Style-1 Classic Single Product', 'affistyle' ), 'description' => __( 'Clean layout with image, rating badge, pros/cons, and custom CTA button.', 'affistyle' ), 'template' => 'templates/style-1.php', ), 'style-2' => array( 'label' => __( 'Style-2 Minimalist Compact', 'affistyle' ), 'description' => __( 'Compact layout focused on core highlights, price tag, and quick CTA.', 'affistyle' ), 'template' => 'templates/style-2.php', ), ); return apply_filters( 'affistyle_available_styles', $default_free_styles ); } /** * Retrieves the true client IP address, accounting for proxies, Cloudflare, and VPNs. * Priority: HTTP_CF_CONNECTING_IP -> HTTP_X_FORWARDED_FOR -> HTTP_CLIENT_IP -> REMOTE_ADDR * * @return string Cleaned IPv4 or IPv6 address. */ function affistyle_get_client_ip() { $ip_headers = array( 'HTTP_CF_CONNECTING_IP', // 1. Cloudflare. 'HTTP_X_FORWARDED_FOR', // 2. Proxy / Forwarded (comma-separated, first IP used). 'HTTP_CLIENT_IP', // 3. Client IP. 'REMOTE_ADDR', // 4. Direct Remote Addr fallback. ); foreach ( $ip_headers as $header ) { if ( ! empty( $_SERVER[ $header ] ) ) { $raw_ip = sanitize_text_field( wp_unslash( $_SERVER[ $header ] ) ); $ip_list = explode( ',', $raw_ip ); $ip = trim( $ip_list[0] ); if ( filter_var( $ip, FILTER_VALIDATE_IP ) ) { return $ip; } } } return '127.0.0.1'; } /** * Detect User Country (Privacy-First & Secure Geo Lookup) * * Checks edge server headers first (Cloudflare / GeoIP) to avoid sending visitor IP to external services. * Validates IP format before making external requests and supports admin filters for GDPR compliance. * * @return string Two-letter ISO country code or 'default'. */ function affistyle_get_user_country() { // 0. Query Parameter Override (For Local Debugging / Testing: ?test_country=GB or ?test_country=US). // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Nonce verification not required for reading public test query parameters. $test_country_param = isset( $_GET['test_country'] ) ? sanitize_text_field( wp_unslash( $_GET['test_country'] ) ) : ''; if ( ! empty( $test_country_param ) ) { $test_code = strtoupper( $test_country_param ); if ( 'GB' === $test_code || 'UK' === $test_code ) { return 'uk'; } return strtolower( $test_code ); } // 1. Check Server / CDN Headers (Privacy-First: Zero third-party data transmission). $header_keys = array( 'HTTP_CF_IPCOUNTRY', 'HTTP_GEOIP_COUNTRY_CODE', 'HTTP_X_COUNTRY_CODE', 'HTTP_CLOUD_FRONT_VIEWER_COUNTRY' ); foreach ( $header_keys as $header ) { if ( ! empty( $_SERVER[ $header ] ) ) { $country = strtoupper( sanitize_text_field( wp_unslash( $_SERVER[ $header ] ) ) ); if ( 2 === strlen( $country ) && 'XX' !== $country && 'T1' !== $country ) { if ( 'GB' === $country || 'UK' === $country ) { return 'uk'; } return strtolower( $country ); } } } return apply_filters( 'affistyle_detected_user_country', 'default' ); }