function commerce_registration_order_registration_count_comparison in Commerce Registration 7.3

Condition callback. Compare the total number of registrations on the order.

Related topics

File

./commerce_registration.rules.inc, line 146

Commerce Registration rules file.

Code

function commerce_registration_order_registration_count_comparison($order, $operator, $amount) {
  $order_wrapper = entity_metadata_wrapper('commerce_order', $order);
  $total = 0;
  foreach ($order_wrapper->commerce_line_items as $delta => $line_item_wrapper) {
    if (!in_array($line_item_wrapper->type
      ->value(), commerce_product_line_item_types())) {
      continue;
    }
    $line_item_wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
    $registrations = $line_item_wrapper->registrations
      ->value();
    if (!is_array($registrations)) {
      continue;
    }

    // Get the total registration count. There is at most a depth of 2.
    foreach ($registrations as $registration) {
      if (is_array($registration)) {
        $total += count($registration);
      }
      else {
        $total++;
      }
    }
  }
  switch ($operator) {
    case '=':
      return $total == $amount;
    case '>=':
      return $total >= $amount;
    case '>':
      return $total > $amount;
    case '<':
      return $total < $amount;
    case '<=':
      return $total <= $amount;
    case '!=':
      return $total != $amount;
  }
  return FALSE;
}