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<?php |
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namespace Brazanation\Documents; |
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final class Cnpj extends AbstractDocument |
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{ |
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const LENGTH = 14; |
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const LABEL = 'CNPJ'; |
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const REGEX = '/^([\d]{2})([\d]{3})([\d]{3})([\d]{4})([\d]{2})$/'; |
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const NUMBER_OF_DIGITS = 2; |
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/** |
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* Cnpj constructor. |
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* |
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* @param string $cnpj Only accept numbers |
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*/ |
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public function __construct(string $cnpj) |
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{ |
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$cnpj = preg_replace('/\D/', '', $cnpj); |
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parent::__construct($cnpj, self::LENGTH, self::NUMBER_OF_DIGITS, self::LABEL); |
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} |
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public static function createFromString(string $number) |
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{ |
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return parent::tryCreateFromString(self::class, $number, self::LENGTH, self::NUMBER_OF_DIGITS, self::LABEL); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function format() : string |
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{ |
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return preg_replace(self::REGEX, '$1.$2.$3/$4-$5', "{$this}"); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function calculateDigit(string $baseNumber) : string |
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{ |
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$calculator = new DigitCalculator($baseNumber); |
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$calculator->useComplementaryInsteadOfModule(); |
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$calculator->replaceWhen('0', 10, 11); |
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$calculator->withModule(DigitCalculator::MODULE_11); |
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$firstDigit = $calculator->calculate(); |
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$calculator->addDigit($firstDigit); |
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$secondDigit = $calculator->calculate(); |
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return "{$firstDigit}{$secondDigit}"; |
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} |
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} |
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brazanation /
php-documents
