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<?php
namespace Kerox\Messenger\Helper;
class XHubSignatureHelper
{
/**
* @param string $content
* @param string $secret
* @param string $signature
* @return bool
*/
public static function validate(string $content, string $secret, string $signature): bool
list($algorithm, $hash) = explode('=', $signature);
return hash_equals(self::compute($algorithm, $content, $secret), $hash);
}
* @param string $algorithm
* @return string
private function compute(string $algorithm, string $content, string $secret): string
return hash_hmac($algorithm, $content, $secret);
ker0x /
messenger
