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gilour
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vendor
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composer
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composer
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src
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Composer
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SelfUpdate
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Keys.php
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<?php /* * This file is part of Composer. * * (c) Nils Adermann <naderman@naderman.de> * Jordi Boggiano <j.boggiano@seld.be> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Composer\SelfUpdate; /** * @author Jordi Boggiano <j.boggiano@seld.be> */ class Keys { public static function fingerprint($path) { $hash = strtoupper(hash('sha256', preg_replace('{\s}', '', file_get_contents($path)))); return implode(' ', array( substr($hash, 0, 8), substr($hash, 8, 8), substr($hash, 16, 8), substr($hash, 24, 8), '', // Extra space substr($hash, 32, 8), substr($hash, 40, 8), substr($hash, 48, 8), substr($hash, 56, 8), )); } }