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<?php |
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/* |
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Password Strength Library |
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Copyright (C) 2019 CustomerGauge |
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[email protected] |
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This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 3 of the License, or (at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public License |
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along with this program; if not, write to the Free Software Foundation, |
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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*/ |
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declare(strict_types=1); |
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namespace CustomerGauge\Password\Rule; |
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use CustomerGauge\Password\Exception\InvalidName; |
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use CustomerGauge\Password\Rule; |
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use function mb_strpos; |
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use function mb_strtolower; |
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use function mb_substr; |
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final class Username implements Rule |
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{ |
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public const INICIAL_SIZE = 4; |
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/** @var string[] */ |
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private array $usernames; |
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private string $encoding; |
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/** |
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* @param string[] $usernames |
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*/ |
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public function __construct(array $usernames, string $encoding = 'utf8') |
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{ |
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$this->usernames = $usernames; |
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$this->encoding = $encoding; |
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} |
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public function __invoke(string $password): void |
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{ |
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foreach ($this->usernames as $username) { |
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$this->find($password, $username); |
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$this->findNormalizedUsername($password, $username); |
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$this->findInicialUsername($password, $username); |
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} |
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} |
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private function find(string $password, string $username): void |
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{ |
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if (mb_strpos($password, $username, 0, $this->encoding) !== false) { |
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throw InvalidName::contains($username); |
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} |
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} |
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private function findNormalizedUsername(string $password, string $username): void |
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{ |
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$username = mb_strtolower($username, $this->encoding); |
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$password = mb_strtolower($password, $this->encoding); |
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$this->find($password, $username); |
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} |
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private function findInicialUsername(string $password, string $username): void |
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{ |
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$username = mb_strtolower($username, $this->encoding); |
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$password = mb_strtolower($password, $this->encoding); |
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$inicials = mb_substr($username, 0, self::INICIAL_SIZE, $this->encoding); |
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$this->find($password, $inicials); |
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} |
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} |
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cgauge /
password-strength-lib
