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Remove bitcoin validator

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Dennis Eichhorn 2017-04-01 19:15:08 +02:00
parent e668fe566c
commit b3542b286b
1 changed files with 0 additions and 107 deletions
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107
Validation/BitcoinValidator.php
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@ -1,107 +0,0 @@
<?php
/**
* Orange Management
*
* PHP Version 7.1
*
* @category TBD
* @package TBD
* @author OMS Development Team <dev@oms.com>
* @author Dennis Eichhorn <d.eichhorn@oms.com>
* @copyright Dennis Eichhorn
* @license OMS License 1.0
* @version 1.0.0
* @link http://orange-management.com
*/
declare(strict_types=1);
namespace phpOMS\Validation;
/**
* Bitcoin validator.
*
* @category Framework
* @package phpOMS\Utils\TaskSchedule
* @author OMS Development Team <dev@oms.com>
* @author Dennis Eichhorn <d.eichhorn@oms.com>
* @license OMS License 1.0
* @link http://orange-management.com
* @since 1.0.0
*/
class BitcoinValidator extends ValidatorAbstract
{
/**
* Validate bitcoin.
*
* @param string $addr Bitcoin address
*
* @return bool
*
* @since 1.0.0
* @author Dennis Eichhorn <d.eichhorn@oms.com>
*/
public static function isValid(string $addr) : bool
{
try {
$decoded = self::decodeBase58($addr);
$d1 = hash("sha256", substr($decoded, 0, 21), true);
$d2 = hash("sha256", $d1, true);
if (substr_compare($decoded, $d2, 21, 4)) {
return false;
}
return true;
} catch (\Exception $e) {
self::$msg = $e->getMessage();
return false;
}
}
/**
* Decode base 58 bitcoin address.
*
* @param string $addr Bitcoin address
*
* @return string
*
* @throws \Exception
*
* @since 1.0.0
* @author Dennis Eichhorn <d.eichhorn@oms.com>
*/
private static function decodeBase58(string $addr) : string
{
$alphabet = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz';
$out = array_fill(0, 25, 0);
$length = strlen($addr);
for ($i = 0; $i < $length; $i++) {
if (($p = strpos($alphabet, $addr[$i])) === false) {
throw new \Exception('Invalid character found in address.');
}
$c = $p;
for ($j = 25; $j--;) {
$c += (int) (58 * $out[$j]);
$out[$j] = (int) ($c % 256);
$c /= 256;
$c = (int) $c;
}
if ($c !== 0) {
throw new \Exception('Bitcoin address too long.');
}
}
$result = '';
foreach ($out as $val) {
$result .= chr($val);
}
return $result;
}
}