config/credit_cards.php

   1 <?php defined('SYSPATH') or die('No direct access allowed.');
   2 /**
   3  * Credit card validation configuration.
   4  *
   5  * Options for each credit card:
   6  *  length - All the allowed card number lengths, in a comma separated string
   7  *  prefix - The digits the card needs to start with, in regex format
   8  *  luhn   - Enable or disable card number validation by the Luhn algorithm
   9  */
  10 return array(
  11
  12         'default' => array(
  13                 'length' => '13,14,15,16,17,18,19',
  14                 'prefix' => '',
  15                 'luhn'   => TRUE,
  16         ),
  17
  18         'american express' => array(
  19                 'length' => '15',
  20                 'prefix' => '3[47]',
  21                 'luhn'   => TRUE,
  22         ),
  23
  24         'diners club' => array(
  25                 'length' => '14,16',
  26                 'prefix' => '36|55|30[0-5]',
  27                 'luhn'   => TRUE,
  28         ),
  29
  30         'discover' => array(
  31                 'length' => '16',
  32                 'prefix' => '6(?:5|011)',
  33                 'luhn'   => TRUE,
  34         ),
  35
  36         'jcb' => array(
  37                 'length' => '15,16',
  38                 'prefix' => '3|1800|2131',
  39                 'luhn'   => TRUE,
  40         ),
  41
  42         'maestro' => array(
  43                 'length' => '16,18',
  44                 'prefix' => '50(?:20|38)|6(?:304|759)',
  45                 'luhn'   => TRUE,
  46         ),
  47
  48         'mastercard' => array(
  49                 'length' => '16',
  50                 'prefix' => '5[1-5]',
  51                 'luhn'   => TRUE,
  52         ),
  53
  54         'visa' => array(
  55                 'length' => '13,16',
  56                 'prefix' => '4',
  57                 'luhn'   => TRUE,
  58         ),
  59
  60 );