38 lines
770 B
PHP
38 lines
770 B
PHP
<?php
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/**
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* @copyright 2020 Podlibre
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* @license https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
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* @link https://castopod.org/
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*/
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/**
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* Gets the browser default language using the request header key `HTTP_ACCEPT_LANGUAGE`
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*
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* @param mixed $http_accept_language
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*
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* @return string|null ISO 639-1 language code or null
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*/
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function get_browser_language($http_accept_language)
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{
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$langs = explode(',', $http_accept_language);
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if (!empty($langs)) {
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return substr($langs[0], 0, 2);
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}
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return null;
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}
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/**
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* Check if a string starts with some characters
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*
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* @param string $string
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* @param string $query
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*
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* @return bool
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*/
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function startsWith($string, $query)
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{
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return substr($string, 0, strlen($query)) === $query;
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}
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