function commerce_coupon_code_exists in Commerce Coupon 7

Same name and namespace in other branches

1. 7.2 commerce_coupon.module \commerce_coupon_code_exists()

Checks if a given coupon code exists.

Parameters

$code: Coupon code to check.

Return value

boolean Returns TRUE if the coupon exists, otherwise return FALSE.

2 calls to commerce_coupon_code_exists()

commerce_coupon_form_validate in includes/commerce_coupon_ui.forms.inc

Form API submit callback for the type form.

commerce_coupon_generate_coupon_code in ./commerce_coupon.module

Generates a new unique coupon code.

File

./commerce_coupon.module, line 778

Coupon System for Drupal Commerce.

Code

function commerce_coupon_code_exists($code) {
  $query = new EntityFieldQuery();
  $query
    ->entityCondition('entity_type', 'commerce_coupon')
    ->fieldCondition('commerce_coupon_code', 'value', $code, '=');
  $result = $query
    ->execute();
  if (empty($result)) {
    return FALSE;
  }
  return TRUE;
}