47 lines
1.6 KiB
PHP
47 lines
1.6 KiB
PHP
<?php namespace OpenId\Services;
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/**
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* Copyright 2016 OpenStack Foundation
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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use Utils\Model\Identifier;
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use Utils\Services\UniqueIdentifierGenerator;
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use Zend\Math\Rand;
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/**
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* Class NonceUniqueIdentifierGenerator
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* @package OpenId\Services
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*/
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final class NonceUniqueIdentifierGenerator extends UniqueIdentifierGenerator {
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/*
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* MAY contain additional ASCII characters in the range 33-126 inclusive (printable non-whitespace characters), as necessary to make each response unique
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*/
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const NoncePopulation = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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/**
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* Nonce Salt Length
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*/
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const NonceSaltLength = 32;
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/**
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* @param Identifier $identifier
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* @return Identifier
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*/
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protected function _generate(Identifier $identifier){
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$salt = Rand::getString(self::NonceSaltLength, self::NoncePopulation, true);
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$date_part = false;
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do{ $date_part = gmdate('Y-m-d\TH:i:s\Z'); } while($date_part === false);
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$raw_nonce = $date_part. $salt;
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$identifier->setValue($raw_nonce);
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return $identifier;
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}
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} |