92 lines
2.1 KiB
PHP
92 lines
2.1 KiB
PHP
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<?php
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/**
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* This ongoing trait will have shared calculation logic between WC_Abstract_Order and WC_Cart_Totals classes.
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*
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* @package WooCommerce\Traits
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* @version 3.9.0
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*/
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use Automattic\WooCommerce\Utilities\NumberUtil;
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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/**
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* Trait WC_Item_Totals.
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*
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* Right now this do not have much, but plan is to eventually move all shared calculation logic between Orders and Cart in this file.
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*
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* @since 3.9.0
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*/
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trait WC_Item_Totals {
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/**
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* Line items to calculate. Define in child class.
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*
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* @since 3.9.0
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* @param string $field Field name to calculate upon.
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*
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* @return array having `total`|`subtotal` property.
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*/
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abstract protected function get_values_for_total( $field );
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/**
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* Return rounded total based on settings. Will be used by Cart and Orders.
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*
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* @since 3.9.0
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*
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* @param array $values Values to round. Should be with precision.
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*
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* @return float|int Appropriately rounded value.
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*/
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public static function get_rounded_items_total( $values ) {
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return array_sum(
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array_map(
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array( self::class, 'round_item_subtotal' ),
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$values
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)
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);
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}
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/**
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* Apply rounding to item subtotal before summing.
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*
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* @since 3.9.0
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* @param float $value Item subtotal value.
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* @return float
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*/
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public static function round_item_subtotal( $value ) {
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if ( ! self::round_at_subtotal() ) {
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$value = NumberUtil::round( $value );
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}
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return $value;
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}
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/**
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* Should always round at subtotal?
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*
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* @since 3.9.0
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* @return bool
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*/
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protected static function round_at_subtotal() {
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return 'yes' === get_option( 'woocommerce_tax_round_at_subtotal' );
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}
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/**
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* Apply rounding to an array of taxes before summing. Rounds to store DP setting, ignoring precision.
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*
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* @since 3.2.6
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* @param float $value Tax value.
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* @param bool $in_cents Whether precision of value is in cents.
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* @return float
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*/
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protected static function round_line_tax( $value, $in_cents = true ) {
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if ( ! self::round_at_subtotal() ) {
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$value = wc_round_tax_total( $value, $in_cents ? 0 : null );
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}
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return $value;
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}
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}
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