<?php
require '../vendor/autoload.php';
if (!\file_exists('keys.json')) {
echo 'Keys don\'t exist!', PHP_EOL;
exit(127);
}
$file = \file_get_contents('keys.json');
$json = \json_decode($file, true);
$secretKey = \ParagonIE\ConstantTime\Hex::decode($json['secret-key']);
$publicKey = \ParagonIE\ConstantTime\Hex::decode($json['public-key']);
$signature = ParagonIE_Sodium_File::sign($argv[1], $secretKey);
if (!\ParagonIE_Sodium_File::verify($signature, $argv[1], $publicKey)) {
echo 'FAIL!', PHP_EOL;
exit(127);
}
echo \ParagonIE\ConstantTime\Hex::encode($signature), PHP_EOL;
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