public static function CommercePaymentCreditCard::detectType in Commerce Core 7

Detects the credit card type based on the number.

Parameters

string $number: The credit card number.

Return value

array|false The credit card type, or NULL if unknown.

4 calls to CommercePaymentCreditCard::detectType()

CommercePaymentCreditCardTest::testValidateNumber in modules/payment/tests/commerce_payment_credit_card.test

Tests type detection.

commerce_payment_validate_credit_card_number in modules/payment/includes/commerce_payment.credit_card.inc

Validates a credit card number using the Luhn algorithm.

commerce_payment_validate_credit_card_security_code in modules/payment/includes/commerce_payment.credit_card.inc

Validates a card security code based on the type of the credit card.

commerce_payment_validate_credit_card_type in modules/payment/includes/commerce_payment.credit_card.inc

Validates a credit card number using an array of approved card types.

File

modules/payment/includes/commerce_payment.credit_card.inc, line 515

Credit-card helper functions for Drupal commerce.

Class

CommercePaymentCreditCard

Provides logic for listing card types and validating card details.

Code

public static function detectType($number) {
  if (!is_numeric($number)) {
    return FALSE;
  }
  $types = self::getTypes();
  foreach ($types as $type) {
    foreach ($type['number_prefixes'] as $prefix) {
      if (self::matchPrefix($number, $prefix)) {
        return $type;
      }
    }
  }
  return FALSE;
}