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Description

Calculate item taxes.

Usage

$bool = WC_Order_Item_Fee::calculate_taxes( $calculate_tax_for );

Parameters

$calculate_tax_for

( array ) optional – Location data to get taxes for. Required.

Returns

bool True if taxes were calculated.

Source

File name: woocommerce/includes/class-wc-order-item-fee.php
Lines:

  public function calculate_taxes( $calculate_tax_for = array() ) {
    if ( ! isset( $calculate_tax_for['country'], $calculate_tax_for['state'], $calculate_tax_for['postcode'], $calculate_tax_for['city'] ) ) {
      return false;
    }
    // Use regular calculation unless the fee is negative.
    if ( 0 <= $this->get_total() ) {
      return parent::calculate_taxes( $calculate_tax_for );
    }

    if ( wc_tax_enabled() && $this->get_order() ) {
      // Apportion taxes to order items, shipping, and fees.
      $order           = $this->get_order();
      $tax_class_costs = $this->get_tax_class_costs( $order );
      $total_costs     = array_sum( $tax_class_costs );
      $discount_taxes  = array();
      if ( $total_costs ) {
        foreach ( $tax_class_costs as $tax_class => $tax_class_cost ) {
          if ( 'non-taxable' === $tax_class ) {
            continue;
          }
          $proportion                     = $tax_class_cost / $total_costs;
          $cart_discount_proportion       = $this->get_total() * $proportion;
          $calculate_tax_for['tax_class'] = $tax_class;
          $tax_rates                      = WC_Tax::find_rates( $calculate_tax_for );
          $discount_taxes                 = wc_array_merge_recursive_numeric( $discount_taxes, WC_Tax::calc_tax( $cart_discount_proportion, $tax_rates ) );
        }
      }
      $this->set_taxes( array( 'total' => $discount_taxes ) );
    } else {
      $this->set_taxes( false );
    }

    do_action( 'woocommerce_order_item_fee_after_calculate_taxes', $this, $calculate_tax_for );

    return true;
  }
 

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