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Merge pull request #19148 from woocommerce/tweak/post-processing-custom-coupons 

Add filter to allow post processing on custom coupons
This commit is contained in:
Mike Jolley 2018-03-05 19:18:04 +00:00 committed by GitHub
parent d5a6b4fec1 1a1f62c952
commit 58c87e3fcd
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 26 additions and 9 deletions
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35
includes/class-wc-discounts.php
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@ -271,15 +271,7 @@ class WC_Discounts {
$this->apply_coupon_fixed_cart( $coupon, $items_to_apply );
break;
default:
foreach ( $items_to_apply as $item ) {
$discounted_price = $this->get_discounted_price_in_cents( $item );
$price_to_discount = wc_remove_number_precision( ( 'yes' === get_option( 'woocommerce_calc_discounts_sequentially', 'no' ) ) ? $discounted_price : $item->price );
$discount = wc_add_number_precision( $coupon->get_discount_amount( $price_to_discount / $item->quantity, $item->object, true ) ) * $item->quantity;
$discount = min( $discounted_price, $discount );
// Store code and discount amount per item.
$this->discounts[ $coupon->get_code() ][ $item->key ] += $discount;
}
$this->apply_coupon_custom( $coupon, $items_to_apply );
break;
}
@ -498,6 +490,31 @@ class WC_Discounts {
return $total_discount;
}
/**
* Apply custom coupon discount to items.
*
* @since 3.3
* @param WC_Coupon $coupon Coupon object. Passed through filters.
* @param array $items_to_apply Array of items to apply the coupon to.
* @return int Total discounted.
*/
protected function apply_coupon_custom( $coupon, $items_to_apply ) {
foreach ( $items_to_apply as $item ) {
$discounted_price = $this->get_discounted_price_in_cents( $item );
$price_to_discount = wc_remove_number_precision( ( 'yes' === get_option( 'woocommerce_calc_discounts_sequentially', 'no' ) ) ? $discounted_price : $item->price );
$discount = wc_add_number_precision( $coupon->get_discount_amount( $price_to_discount / $item->quantity, $item->object, true ) ) * $item->quantity;
$discount = min( $discounted_price, $discount );
// Store code and discount amount per item.
$this->discounts[ $coupon->get_code() ][ $item->key ] += $discount;
}
// Allow post-processing for custom coupon types (e.g. calculating discrepancy, etc)
$this->discounts[ $coupon->get_code() ] = apply_filters( 'woocommerce_coupon_custom_discounts_array', $this->discounts[ $coupon->get_code() ], $coupon );
return array_sum( $this->discounts[ $coupon->get_code() ] );
}
/**
* Deal with remaining fractional discounts by splitting it over items
* until the amount is expired, discounting 1 cent at a time.