function uc_taxes_uc_order in Ubercart 7.3

Implements hook_uc_order().

Updates and saves tax line items to the order.

File

uc_taxes/uc_taxes.module, line 183

Ubercart Taxes module.

Code

function uc_taxes_uc_order($op, $order, $arg2) {
  switch ($op) {
    case 'save':
      $changes = array();
      $line_items = uc_taxes_calculate($order);
      foreach ($line_items as $id => $tax) {
        $line_items[$id] = _uc_taxes_to_line_item($tax);
      }

      // Loop through existing line items and update or delete as necessary.
      if (is_array($order->line_items)) {
        foreach ($order->line_items as $i => $line) {
          if ($line['type'] == 'tax') {
            $delete = TRUE;
            foreach ($line_items as $id => $new_line) {
              if ($new_line['data']['tax_id'] == $line['data']['tax_id']) {
                if ($new_line['amount'] != $line['amount']) {
                  uc_order_update_line_item($line['line_item_id'], $new_line['title'], $new_line['amount'], $new_line['data']);
                  $order->line_items[$i]['amount'] = $new_line['amount'];
                  $order->line_items[$i]['data'] = $new_line['data'];
                  $changes[] = t('Changed %title to %amount.', array(
                    '%amount' => uc_currency_format($new_line['amount']),
                    '%title' => $new_line['title'],
                  ));
                }
                unset($line_items[$id]);
                $delete = FALSE;
                break;
              }
            }
            if ($delete) {
              uc_order_delete_line_item($line['line_item_id']);
              unset($order->line_items[$i]);
              $changes[] = t('Removed %title.', array(
                '%title' => $line['title'],
              ));
            }
          }
        }
      }

      // Now add line items for any remaining new taxes.
      if (is_array($line_items)) {
        foreach ($line_items as $line) {
          $order->line_items[] = uc_order_line_item_add($order->order_id, 'tax', $line['title'], $line['amount'], $line['weight'], $line['data']);
          $changes[] = t('Added %amount for %title.', array(
            '%amount' => uc_currency_format($line['amount']),
            '%title' => $line['title'],
          ));
        }
      }

      // And log the changes to the order.
      if (count($changes)) {
        uc_order_log_changes($order->order_id, $changes);
        usort($order->line_items, 'uc_weight_sort');
      }
      break;
  }
}