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<?php |
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declare(strict_types=1); |
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namespace Larium\CreditCard; |
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use DateTime; |
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use function intval; |
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use function str_pad; |
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use function substr; |
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/** |
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* ExpiryDate class provides help for handling credit card expiration date. |
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* |
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* @author Andreas Kollaros <[email protected]> |
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*/ |
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final class ExpiryDate |
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{ |
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/** |
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* Expiration year. |
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* Two or four digit of expiration year. |
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* Will be converted to four digit if two digit input provided. |
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* |
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* @var string |
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*/ |
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private $year; |
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/** |
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* Expiration month. |
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* |
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* @var string |
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*/ |
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private $month; |
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/** |
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* @param string $month |
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* @param string $year |
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*/ |
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public function __construct(string $month, string $year) |
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{ |
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$pad = "20"; # Since expiration would be in future, assuming start millenium is 2000. |
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# Please correct this accordingly in next millenium :P. |
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$this->year = str_pad($year, 4, $pad, STR_PAD_LEFT); |
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$this->month = $month; |
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} |
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/** |
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* Whether date is in past or not. |
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* |
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* @return bool |
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*/ |
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public function isExpired(): bool |
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{ |
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return (new DateTime()) > $this->getExpiration(); |
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} |
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/** |
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* Returns expiration date |
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* |
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* @return DateTime |
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*/ |
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public function getExpiration(): DateTime |
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{ |
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$dateTime = new DateTime(); |
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return $dateTime |
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->setDate(intval($this->year), intval($this->month), intval($this->getMonthDays())) |
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->setTime(23, 59, 59); |
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} |
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/** |
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* Returns four digit year. |
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* |
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* @return string |
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*/ |
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public function getYear(): string |
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{ |
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return $this->year; |
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} |
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/** |
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* Returns two digit year. |
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* |
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* @return string |
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*/ |
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public function getTwoDigitYear(): string |
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{ |
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return substr($this->year, 2, 2); |
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} |
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/** |
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* Returns month. |
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* |
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* @return string |
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*/ |
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public function getMonth(): string |
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{ |
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return $this->month; |
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} |
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/** |
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* Return two digit month. |
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* |
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* @return string |
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*/ |
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public function getTwoDigitMonth(): string |
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{ |
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return str_pad($this->month, 2, '0', STR_PAD_LEFT); |
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} |
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private function getMonthDays(): string |
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{ |
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$dateTime = new DateTime("{$this->year}-{$this->month}-01"); |
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return $dateTime->format('t'); |
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} |
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} |
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Larium /
larium_creditcard
