35 lines
714 B
PHP
35 lines
714 B
PHP
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<?php
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namespace Shaarli;
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/**
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* URL-safe Base64 operations
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*
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* @see https://en.wikipedia.org/wiki/Base64#URL_applications
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*/
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class Base64Url
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{
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/**
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* Base64Url-encodes data
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*
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* @param string $data Data to encode
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*
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* @return string Base64Url-encoded data
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*/
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public static function encode($data) {
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return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
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}
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/**
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* Decodes Base64Url-encoded data
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*
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* @param string $data Data to decode
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*
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* @return string Decoded data
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*/
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public static function decode($data) {
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return base64_decode(str_pad(strtr($data, '-_', '+/'), strlen($data) % 4, '=', STR_PAD_RIGHT));
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}
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}
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