protected function CouponCodeGenerator::getCharacterSet in Commerce Core 8.2

Gets the character set for the given pattern type.

Parameters

string $pattern_type: The pattern type.

Return value

string[] The character set.

2 calls to CouponCodeGenerator::getCharacterSet()

CouponCodeGenerator::generateCodes in modules/promotion/src/CouponCodeGenerator.php

Generates coupon codes.

CouponCodeGenerator::validatePattern in modules/promotion/src/CouponCodeGenerator.php

Validates the given pattern for the specified quantity.

File

modules/promotion/src/CouponCodeGenerator.php, line 78

Class

CouponCodeGenerator

Namespace

Drupal\commerce_promotion

Code

protected function getCharacterSet($pattern_type) {
  $characters = [];
  switch ($pattern_type) {

    // No 'I', 'O', 'i', 'l', '0', '1' to avoid recognition issues.
    case CouponCodePattern::ALPHANUMERIC:
      $characters = [
        'A',
        'B',
        'C',
        'D',
        'E',
        'F',
        'G',
        'H',
        'J',
        'K',
        'L',
        'M',
        'N',
        'P',
        'Q',
        'R',
        'S',
        'T',
        'U',
        'V',
        'W',
        'X',
        'Y',
        'Z',
        'a',
        'b',
        'c',
        'd',
        'e',
        'f',
        'g',
        'h',
        'j',
        'k',
        'm',
        'n',
        'o',
        'p',
        'q',
        'r',
        's',
        't',
        'u',
        'v',
        'w',
        'x',
        'y',
        'z',
        '2',
        '3',
        '4',
        '5',
        '6',
        '7',
        '8',
        '9',
      ];
      break;
    case CouponCodePattern::ALPHABETIC:

      // No 'I', 'i', 'l' to avoid recognition issues.
      $characters = [
        'A',
        'B',
        'C',
        'D',
        'E',
        'F',
        'G',
        'H',
        'J',
        'K',
        'L',
        'M',
        'N',
        'O',
        'P',
        'Q',
        'R',
        'S',
        'T',
        'U',
        'V',
        'W',
        'X',
        'Y',
        'Z',
        'a',
        'b',
        'c',
        'd',
        'e',
        'f',
        'g',
        'h',
        'j',
        'k',
        'm',
        'n',
        'o',
        'p',
        'q',
        'r',
        's',
        't',
        'u',
        'v',
        'w',
        'x',
        'y',
        'z',
      ];
      break;
    case CouponCodePattern::NUMERIC:
      $characters = [
        '0',
        '1',
        '2',
        '3',
        '4',
        '5',
        '6',
        '7',
        '8',
        '9',
      ];
  }
  return $characters;
}