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<?php |
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namespace Kontrolio\Rules\Core; |
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use Kontrolio\Rules\AbstractRule; |
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/** |
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* Card scheme validation rule. |
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* |
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* @package Kontrolio\Rules\Core |
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*/ |
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class CardScheme extends AbstractRule |
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{ |
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/** |
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* Card schemes. |
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* |
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* @var array |
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*/ |
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protected static $schemes = [ |
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// American Express card numbers start with 34 or 37 and have 15 digits. |
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'AMEX' => ['/^3[47][0-9]{13}$/'], |
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// China UnionPay cards start with 62 and have between 16 and 19 digits. |
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// Please note that these cards do not follow Luhn Algorithm as a checksum. |
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'CHINA_UNIONPAY' => ['/^62[0-9]{14,17}$/'], |
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// Diners Club card numbers begin with 300 through 305, 36 or 38. All have 14 digits. |
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// There are Diners Club cards that begin with 5 and have 16 digits. |
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// These are a joint venture between Diners Club and MasterCard, and should be processed like a MasterCard. |
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'DINERS' => ['/^3(?:0[0-5]|[68][0-9])[0-9]{11}$/'], |
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// Discover card numbers begin with 6011, 622126 through 622925, 644 through 649 or 65. |
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// All have 16 digits. |
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'DISCOVER' => [ |
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'/^6011[0-9]{12}$/', |
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'/^64[4-9][0-9]{13}$/', |
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'/^65[0-9]{14}$/', |
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'/^622(12[6-9]|1[3-9][0-9]|[2-8][0-9][0-9]|91[0-9]|92[0-5])[0-9]{10}$/', |
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], |
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// InstaPayment cards begin with 637 through 639 and have 16 digits. |
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'INSTAPAYMENT' => ['/^63[7-9][0-9]{13}$/'], |
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// JCB cards beginning with 2131 or 1800 have 15 digits. |
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// JCB cards beginning with 35 have 16 digits. |
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'JCB' => ['/^(?:2131|1800|35[0-9]{3})[0-9]{11}$/'], |
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// Laser cards begin with either 6304, 6706, 6709 or 6771 and have between 16 and 19 digits. |
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'LASER' => ['/^(6304|670[69]|6771)[0-9]{12,15}$/'], |
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// Maestro international cards begin with 675900..675999 and have between 12 and 19 digits. |
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// Maestro UK cards begin with either 500000..509999 or 560000..699999 and have between 12 and 19 digits. |
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'MAESTRO' => [ |
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'/^(6759[0-9]{2})[0-9]{6,13}$/', |
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'/^(50[0-9]{4})[0-9]{6,13}$/', |
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'/^5[6-9][0-9]{10,17}$/', |
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'/^6[0-9]{11,18}$/', |
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], |
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// All MasterCard numbers start with the numbers 51 through 55. All have 16 digits. |
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'MASTERCARD' => ['/^5[1-5][0-9]{14}$/'], |
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// All Visa card numbers start with a 4. New cards have 16 digits. Old cards have 13. |
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'VISA' => ['/^4([0-9]{12}|[0-9]{15})$/'], |
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]; |
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/** |
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* Validates input. |
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* |
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* @param mixed $input |
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* |
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* @return bool |
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*/ |
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public function isValid($input = null) |
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{ |
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if ($input === null || $input === '') { |
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return false; |
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} |
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if (!is_numeric($input)) { |
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$this->violations[] = 'numeric'; |
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return false; |
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} |
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foreach (static::$schemes as $scheme => $regexes) { |
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foreach ($regexes as $regex) { |
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if (preg_match($regex, $input)) { |
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return true; |
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} |
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} |
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} |
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$this->violations[] = 'scheme'; |
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return false; |
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} |
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} |
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franzose /
kontrolio
