1229 lines
36 KiB
PHP
1229 lines
36 KiB
PHP
<?php
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/**
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* Tax calculation and rate finding class.
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*
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* @package WooCommerce\Classes
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*/
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use Automattic\WooCommerce\Utilities\NumberUtil;
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defined( 'ABSPATH' ) || exit;
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/**
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* Performs tax calculations and loads tax rates
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*
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* @class WC_Tax
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*/
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class WC_Tax {
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/**
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* Precision.
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*
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* @var int
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*/
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public static $precision;
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/**
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* Round at subtotal.
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*
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* @var bool
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*/
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public static $round_at_subtotal = false;
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/**
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* Load options.
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*/
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public static function init() {
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self::$precision = wc_get_rounding_precision();
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self::$round_at_subtotal = 'yes' === get_option( 'woocommerce_tax_round_at_subtotal' );
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}
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/**
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* When the woocommerce_tax_classes option is changed, remove any orphan rates.
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*
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* @deprecated 3.7.0
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* @param string $old_value Old rates value.
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* @param string $value New rates value.
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*/
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public static function maybe_remove_tax_class_rates( $old_value, $value ) {
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wc_deprecated_function( 'WC_Tax::maybe_remove_tax_class_rates', '3.7', 'WC_Tax::delete_tax_class_by' );
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$tax_classes = array_filter( array_map( 'trim', explode( "\n", $value ) ) );
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$existing_tax_classes = self::get_tax_classes();
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$removed = array_diff( $existing_tax_classes, $tax_classes );
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foreach ( $removed as $name ) {
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self::delete_tax_class_by( 'name', $name );
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}
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}
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/**
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* Calculate tax for a line.
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*
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* @param float $price Price to calc tax on.
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* @param array $rates Rates to apply.
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* @param boolean $price_includes_tax Whether the passed price has taxes included.
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* @param boolean $deprecated Whether to suppress any rounding from taking place. No longer used here.
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* @return array Array of rates + prices after tax.
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*/
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public static function calc_tax( $price, $rates, $price_includes_tax = false, $deprecated = false ) {
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if ( $price_includes_tax ) {
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$taxes = self::calc_inclusive_tax( $price, $rates );
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} else {
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$taxes = self::calc_exclusive_tax( $price, $rates );
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}
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return apply_filters( 'woocommerce_calc_tax', $taxes, $price, $rates, $price_includes_tax, $deprecated );
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}
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/**
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* Calculate the shipping tax using a passed array of rates.
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*
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* @param float $price Shipping cost.
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* @param array $rates Taxation Rate.
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* @return array
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*/
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public static function calc_shipping_tax( $price, $rates ) {
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$taxes = self::calc_exclusive_tax( $price, $rates );
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return apply_filters( 'woocommerce_calc_shipping_tax', $taxes, $price, $rates );
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}
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/**
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* Round to precision.
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*
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* Filter example: to return rounding to .5 cents you'd use:
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*
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* function euro_5cent_rounding( $in ) {
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* return round( $in / 5, 2 ) * 5;
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* }
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* add_filter( 'woocommerce_tax_round', 'euro_5cent_rounding' );
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*
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* @param float|int $in Value to round.
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* @return float
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*/
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public static function round( $in ) {
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return apply_filters( 'woocommerce_tax_round', NumberUtil::round( $in, wc_get_rounding_precision() ), $in );
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}
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/**
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* Calc tax from inclusive price.
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*
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* @param float $price Price to calculate tax for.
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* @param array $rates Array of tax rates.
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* @return array
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*/
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public static function calc_inclusive_tax( $price, $rates ) {
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$taxes = array();
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$compound_rates = array();
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$regular_rates = array();
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// Index array so taxes are output in correct order and see what compound/regular rates we have to calculate.
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foreach ( $rates as $key => $rate ) {
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$taxes[ $key ] = 0;
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if ( 'yes' === $rate['compound'] ) {
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$compound_rates[ $key ] = $rate['rate'];
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} else {
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$regular_rates[ $key ] = $rate['rate'];
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}
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}
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$compound_rates = array_reverse( $compound_rates, true ); // Working backwards.
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$non_compound_price = $price;
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foreach ( $compound_rates as $key => $compound_rate ) {
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$tax_amount = apply_filters( 'woocommerce_price_inc_tax_amount', $non_compound_price - ( $non_compound_price / ( 1 + ( $compound_rate / 100 ) ) ), $key, $rates[ $key ], $price );
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$taxes[ $key ] += $tax_amount;
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$non_compound_price = $non_compound_price - $tax_amount;
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}
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// Regular taxes.
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$regular_tax_rate = 1 + ( array_sum( $regular_rates ) / 100 );
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foreach ( $regular_rates as $key => $regular_rate ) {
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$the_rate = ( $regular_rate / 100 ) / $regular_tax_rate;
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$net_price = $price - ( $the_rate * $non_compound_price );
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$tax_amount = apply_filters( 'woocommerce_price_inc_tax_amount', $price - $net_price, $key, $rates[ $key ], $price );
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$taxes[ $key ] += $tax_amount;
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}
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/**
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* Round all taxes to precision (4DP) before passing them back. Note, this is not the same rounding
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* as in the cart calculation class which, depending on settings, will round to 2DP when calculating
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* final totals. Also unlike that class, this rounds .5 up for all cases.
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*/
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$taxes = array_map( array( __CLASS__, 'round' ), $taxes );
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return $taxes;
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}
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/**
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* Calc tax from exclusive price.
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*
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* @param float $price Price to calculate tax for.
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* @param array $rates Array of tax rates.
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* @return array
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*/
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public static function calc_exclusive_tax( $price, $rates ) {
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$taxes = array();
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if ( ! empty( $rates ) ) {
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foreach ( $rates as $key => $rate ) {
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if ( 'yes' === $rate['compound'] ) {
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continue;
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}
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$tax_amount = $price * ( $rate['rate'] / 100 );
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$tax_amount = apply_filters( 'woocommerce_price_ex_tax_amount', $tax_amount, $key, $rate, $price ); // ADVANCED: Allow third parties to modify this rate.
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if ( ! isset( $taxes[ $key ] ) ) {
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$taxes[ $key ] = $tax_amount;
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} else {
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$taxes[ $key ] += $tax_amount;
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}
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}
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$pre_compound_total = array_sum( $taxes );
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// Compound taxes.
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foreach ( $rates as $key => $rate ) {
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if ( 'no' === $rate['compound'] ) {
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continue;
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}
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$the_price_inc_tax = $price + ( $pre_compound_total );
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$tax_amount = $the_price_inc_tax * ( $rate['rate'] / 100 );
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$tax_amount = apply_filters( 'woocommerce_price_ex_tax_amount', $tax_amount, $key, $rate, $price, $the_price_inc_tax, $pre_compound_total ); // ADVANCED: Allow third parties to modify this rate.
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if ( ! isset( $taxes[ $key ] ) ) {
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$taxes[ $key ] = $tax_amount;
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} else {
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$taxes[ $key ] += $tax_amount;
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}
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$pre_compound_total = array_sum( $taxes );
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}
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}
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/**
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* Round all taxes to precision (4DP) before passing them back. Note, this is not the same rounding
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* as in the cart calculation class which, depending on settings, will round to 2DP when calculating
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* final totals. Also unlike that class, this rounds .5 up for all cases.
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*/
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$taxes = array_map( array( __CLASS__, 'round' ), $taxes );
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return $taxes;
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}
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/**
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* Searches for all matching country/state/postcode tax rates.
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*
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* @param array $args Args that determine the rate to find.
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* @return array
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*/
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public static function find_rates( $args = array() ) {
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$args = wp_parse_args(
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$args,
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array(
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'country' => '',
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'state' => '',
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'city' => '',
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'postcode' => '',
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'tax_class' => '',
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)
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);
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$country = $args['country'];
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$state = $args['state'];
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$city = $args['city'];
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$postcode = wc_normalize_postcode( wc_clean( $args['postcode'] ) );
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$tax_class = $args['tax_class'];
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if ( ! $country ) {
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return array();
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}
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$cache_key = WC_Cache_Helper::get_cache_prefix( 'taxes' ) . 'wc_tax_rates_' . md5( sprintf( '%s+%s+%s+%s+%s', $country, $state, $city, $postcode, $tax_class ) );
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$matched_tax_rates = wp_cache_get( $cache_key, 'taxes' );
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if ( false === $matched_tax_rates ) {
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$matched_tax_rates = self::get_matched_tax_rates( $country, $state, $postcode, $city, $tax_class );
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wp_cache_set( $cache_key, $matched_tax_rates, 'taxes' );
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}
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return apply_filters( 'woocommerce_find_rates', $matched_tax_rates, $args );
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}
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/**
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* Searches for all matching country/state/postcode tax rates.
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*
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* @param array $args Args that determine the rate to find.
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* @return array
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*/
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public static function find_shipping_rates( $args = array() ) {
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$rates = self::find_rates( $args );
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$shipping_rates = array();
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if ( is_array( $rates ) ) {
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foreach ( $rates as $key => $rate ) {
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if ( 'yes' === $rate['shipping'] ) {
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$shipping_rates[ $key ] = $rate;
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}
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}
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}
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return $shipping_rates;
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}
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/**
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* Does the sort comparison. Compares (in this order):
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* - Priority
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* - Country
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* - State
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* - Number of postcodes
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* - Number of cities
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* - ID
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*
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* @param object $rate1 First rate to compare.
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* @param object $rate2 Second rate to compare.
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* @return int
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*/
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private static function sort_rates_callback( $rate1, $rate2 ) {
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if ( $rate1->tax_rate_priority !== $rate2->tax_rate_priority ) {
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return $rate1->tax_rate_priority < $rate2->tax_rate_priority ? -1 : 1; // ASC.
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}
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if ( $rate1->tax_rate_country !== $rate2->tax_rate_country ) {
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if ( '' === $rate1->tax_rate_country ) {
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return 1;
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}
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if ( '' === $rate2->tax_rate_country ) {
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return -1;
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}
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return strcmp( $rate1->tax_rate_country, $rate2->tax_rate_country ) > 0 ? 1 : -1;
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}
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if ( $rate1->tax_rate_state !== $rate2->tax_rate_state ) {
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if ( '' === $rate1->tax_rate_state ) {
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return 1;
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}
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if ( '' === $rate2->tax_rate_state ) {
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return -1;
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}
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return strcmp( $rate1->tax_rate_state, $rate2->tax_rate_state ) > 0 ? 1 : -1;
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}
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if ( isset( $rate1->postcode_count, $rate2->postcode_count ) && $rate1->postcode_count !== $rate2->postcode_count ) {
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return $rate1->postcode_count < $rate2->postcode_count ? 1 : -1;
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}
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if ( isset( $rate1->city_count, $rate2->city_count ) && $rate1->city_count !== $rate2->city_count ) {
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return $rate1->city_count < $rate2->city_count ? 1 : -1;
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}
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return $rate1->tax_rate_id < $rate2->tax_rate_id ? -1 : 1;
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}
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/**
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* Logical sort order for tax rates based on the following in order of priority.
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*
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* @param array $rates Rates to be sorted.
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* @return array
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*/
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private static function sort_rates( $rates ) {
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uasort( $rates, __CLASS__ . '::sort_rates_callback' );
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$i = 0;
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foreach ( $rates as $key => $rate ) {
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$rates[ $key ]->tax_rate_order = $i++;
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}
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return $rates;
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}
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/**
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* Loop through a set of tax rates and get the matching rates (1 per priority).
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*
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* @param string $country Country code to match against.
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* @param string $state State code to match against.
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* @param string $postcode Postcode to match against.
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* @param string $city City to match against.
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* @param string $tax_class Tax class to match against.
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* @return array
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*/
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private static function get_matched_tax_rates( $country, $state, $postcode, $city, $tax_class ) {
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global $wpdb;
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// Query criteria - these will be ANDed.
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$criteria = array();
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$criteria[] = $wpdb->prepare( "tax_rate_country IN ( %s, '' )", strtoupper( $country ) );
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$criteria[] = $wpdb->prepare( "tax_rate_state IN ( %s, '' )", strtoupper( $state ) );
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$criteria[] = $wpdb->prepare( 'tax_rate_class = %s', sanitize_title( $tax_class ) );
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// Pre-query postcode ranges for PHP based matching.
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$postcode_search = wc_get_wildcard_postcodes( $postcode, $country );
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$postcode_ranges = $wpdb->get_results( "SELECT tax_rate_id, location_code FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE location_type = 'postcode' AND location_code LIKE '%...%';" );
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if ( $postcode_ranges ) {
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$matches = wc_postcode_location_matcher( $postcode, $postcode_ranges, 'tax_rate_id', 'location_code', $country );
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if ( ! empty( $matches ) ) {
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foreach ( $matches as $matched_postcodes ) {
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$postcode_search = array_merge( $postcode_search, $matched_postcodes );
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}
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}
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}
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$postcode_search = array_unique( $postcode_search );
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/**
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* Location matching criteria - ORed
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* Needs to match:
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* - rates with no postcodes and cities
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* - rates with a matching postcode and city
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* - rates with matching postcode, no city
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* - rates with matching city, no postcode
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*/
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$locations_criteria = array();
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$locations_criteria[] = 'locations.location_type IS NULL';
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$locations_criteria[] = "
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locations.location_type = 'postcode' AND locations.location_code IN ('" . implode( "','", array_map( 'esc_sql', $postcode_search ) ) . "')
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AND (
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( locations2.location_type = 'city' AND locations2.location_code = '" . esc_sql( strtoupper( $city ) ) . "' )
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OR NOT EXISTS (
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SELECT sub.tax_rate_id FROM {$wpdb->prefix}woocommerce_tax_rate_locations as sub
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WHERE sub.location_type = 'city'
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AND sub.tax_rate_id = tax_rates.tax_rate_id
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)
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)
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";
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$locations_criteria[] = "
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locations.location_type = 'city' AND locations.location_code = '" . esc_sql( strtoupper( $city ) ) . "'
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AND NOT EXISTS (
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SELECT sub.tax_rate_id FROM {$wpdb->prefix}woocommerce_tax_rate_locations as sub
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WHERE sub.location_type = 'postcode'
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AND sub.tax_rate_id = tax_rates.tax_rate_id
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)
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";
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$criteria[] = '( ( ' . implode( ' ) OR ( ', $locations_criteria ) . ' ) )';
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$criteria_string = implode( ' AND ', $criteria );
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// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
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$found_rates = $wpdb->get_results(
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"
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SELECT tax_rates.*, COUNT( locations.location_id ) as postcode_count, COUNT( locations2.location_id ) as city_count
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FROM {$wpdb->prefix}woocommerce_tax_rates as tax_rates
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LEFT OUTER JOIN {$wpdb->prefix}woocommerce_tax_rate_locations as locations ON tax_rates.tax_rate_id = locations.tax_rate_id
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LEFT OUTER JOIN {$wpdb->prefix}woocommerce_tax_rate_locations as locations2 ON tax_rates.tax_rate_id = locations2.tax_rate_id
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WHERE 1=1 AND {$criteria_string}
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GROUP BY tax_rates.tax_rate_id
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ORDER BY tax_rates.tax_rate_priority
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"
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);
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// phpcs:enable
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$found_rates = self::sort_rates( $found_rates );
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$matched_tax_rates = array();
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$found_priority = array();
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foreach ( $found_rates as $found_rate ) {
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if ( in_array( $found_rate->tax_rate_priority, $found_priority, true ) ) {
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continue;
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}
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$matched_tax_rates[ $found_rate->tax_rate_id ] = array(
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'rate' => (float) $found_rate->tax_rate,
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'label' => $found_rate->tax_rate_name,
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'shipping' => $found_rate->tax_rate_shipping ? 'yes' : 'no',
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'compound' => $found_rate->tax_rate_compound ? 'yes' : 'no',
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);
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$found_priority[] = $found_rate->tax_rate_priority;
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}
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return apply_filters( 'woocommerce_matched_tax_rates', $matched_tax_rates, $country, $state, $postcode, $city, $tax_class );
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}
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/**
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* Get the customer tax location based on their status and the current page.
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*
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* Used by get_rates(), get_shipping_rates().
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*
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* @param string $tax_class string Optional, passed to the filter for advanced tax setups.
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* @param object $customer Override the customer object to get their location.
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* @return array
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*/
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public static function get_tax_location( $tax_class = '', $customer = null ) {
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$location = array();
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if ( is_null( $customer ) && WC()->customer ) {
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$customer = WC()->customer;
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}
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if ( ! empty( $customer ) ) {
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$location = $customer->get_taxable_address();
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} elseif ( wc_prices_include_tax() || 'base' === get_option( 'woocommerce_default_customer_address' ) || 'base' === get_option( 'woocommerce_tax_based_on' ) ) {
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$location = array(
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WC()->countries->get_base_country(),
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WC()->countries->get_base_state(),
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WC()->countries->get_base_postcode(),
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WC()->countries->get_base_city(),
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);
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}
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|
|
return apply_filters( 'woocommerce_get_tax_location', $location, $tax_class, $customer );
|
|
}
|
|
|
|
/**
|
|
* Get's an array of matching rates for a tax class.
|
|
*
|
|
* @param string $tax_class Tax class to get rates for.
|
|
* @param object $customer Override the customer object to get their location.
|
|
* @return array
|
|
*/
|
|
public static function get_rates( $tax_class = '', $customer = null ) {
|
|
$tax_class = sanitize_title( $tax_class );
|
|
$location = self::get_tax_location( $tax_class, $customer );
|
|
$matched_tax_rates = array();
|
|
|
|
if ( count( $location ) === 4 ) {
|
|
list( $country, $state, $postcode, $city ) = $location;
|
|
|
|
$matched_tax_rates = self::find_rates(
|
|
array(
|
|
'country' => $country,
|
|
'state' => $state,
|
|
'postcode' => $postcode,
|
|
'city' => $city,
|
|
'tax_class' => $tax_class,
|
|
)
|
|
);
|
|
}
|
|
|
|
return apply_filters( 'woocommerce_matched_rates', $matched_tax_rates, $tax_class, $customer );
|
|
}
|
|
|
|
/**
|
|
* Get's an array of matching rates for the shop's base country.
|
|
*
|
|
* @param string $tax_class Tax Class.
|
|
* @return array
|
|
*/
|
|
public static function get_base_tax_rates( $tax_class = '' ) {
|
|
return apply_filters(
|
|
'woocommerce_base_tax_rates',
|
|
self::find_rates(
|
|
array(
|
|
'country' => WC()->countries->get_base_country(),
|
|
'state' => WC()->countries->get_base_state(),
|
|
'postcode' => WC()->countries->get_base_postcode(),
|
|
'city' => WC()->countries->get_base_city(),
|
|
'tax_class' => $tax_class,
|
|
)
|
|
),
|
|
$tax_class
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Alias for get_base_tax_rates().
|
|
*
|
|
* @deprecated 2.3
|
|
* @param string $tax_class Tax Class.
|
|
* @return array
|
|
*/
|
|
public static function get_shop_base_rate( $tax_class = '' ) {
|
|
return self::get_base_tax_rates( $tax_class );
|
|
}
|
|
|
|
/**
|
|
* Gets an array of matching shipping tax rates for a given class.
|
|
*
|
|
* @param string $tax_class Tax class to get rates for.
|
|
* @param object $customer Override the customer object to get their location.
|
|
* @return mixed
|
|
*/
|
|
public static function get_shipping_tax_rates( $tax_class = null, $customer = null ) {
|
|
// See if we have an explicitly set shipping tax class.
|
|
$shipping_tax_class = get_option( 'woocommerce_shipping_tax_class' );
|
|
|
|
if ( 'inherit' !== $shipping_tax_class ) {
|
|
$tax_class = $shipping_tax_class;
|
|
}
|
|
|
|
$location = self::get_tax_location( $tax_class, $customer );
|
|
$matched_tax_rates = array();
|
|
|
|
if ( 4 === count( $location ) ) {
|
|
list( $country, $state, $postcode, $city ) = $location;
|
|
|
|
if ( ! is_null( $tax_class ) ) {
|
|
// This will be per item shipping.
|
|
$matched_tax_rates = self::find_shipping_rates(
|
|
array(
|
|
'country' => $country,
|
|
'state' => $state,
|
|
'postcode' => $postcode,
|
|
'city' => $city,
|
|
'tax_class' => $tax_class,
|
|
)
|
|
);
|
|
|
|
} elseif ( WC()->cart->get_cart() ) {
|
|
|
|
// This will be per order shipping - loop through the order and find the highest tax class rate.
|
|
$cart_tax_classes = WC()->cart->get_cart_item_tax_classes_for_shipping();
|
|
|
|
// No tax classes = no taxable items.
|
|
if ( empty( $cart_tax_classes ) ) {
|
|
return array();
|
|
}
|
|
|
|
// If multiple classes are found, use the first one found unless a standard rate item is found. This will be the first listed in the 'additional tax class' section.
|
|
if ( count( $cart_tax_classes ) > 1 && ! in_array( '', $cart_tax_classes, true ) ) {
|
|
$tax_classes = self::get_tax_class_slugs();
|
|
|
|
foreach ( $tax_classes as $tax_class ) {
|
|
if ( in_array( $tax_class, $cart_tax_classes, true ) ) {
|
|
$matched_tax_rates = self::find_shipping_rates(
|
|
array(
|
|
'country' => $country,
|
|
'state' => $state,
|
|
'postcode' => $postcode,
|
|
'city' => $city,
|
|
'tax_class' => $tax_class,
|
|
)
|
|
);
|
|
break;
|
|
}
|
|
}
|
|
} elseif ( 1 === count( $cart_tax_classes ) ) {
|
|
// If a single tax class is found, use it.
|
|
$matched_tax_rates = self::find_shipping_rates(
|
|
array(
|
|
'country' => $country,
|
|
'state' => $state,
|
|
'postcode' => $postcode,
|
|
'city' => $city,
|
|
'tax_class' => $cart_tax_classes[0],
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
// Get standard rate if no taxes were found.
|
|
if ( ! count( $matched_tax_rates ) ) {
|
|
$matched_tax_rates = self::find_shipping_rates(
|
|
array(
|
|
'country' => $country,
|
|
'state' => $state,
|
|
'postcode' => $postcode,
|
|
'city' => $city,
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
return $matched_tax_rates;
|
|
}
|
|
|
|
/**
|
|
* Return true/false depending on if a rate is a compound rate.
|
|
*
|
|
* @param mixed $key_or_rate Tax rate ID, or the db row itself in object format.
|
|
* @return bool
|
|
*/
|
|
public static function is_compound( $key_or_rate ) {
|
|
global $wpdb;
|
|
|
|
if ( is_object( $key_or_rate ) ) {
|
|
$key = $key_or_rate->tax_rate_id;
|
|
$compound = $key_or_rate->tax_rate_compound;
|
|
} else {
|
|
$key = $key_or_rate;
|
|
$compound = (bool) $wpdb->get_var( $wpdb->prepare( "SELECT tax_rate_compound FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %s", $key ) );
|
|
}
|
|
|
|
return (bool) apply_filters( 'woocommerce_rate_compound', $compound, $key );
|
|
}
|
|
|
|
/**
|
|
* Return a given rates label.
|
|
*
|
|
* @param mixed $key_or_rate Tax rate ID, or the db row itself in object format.
|
|
* @return string
|
|
*/
|
|
public static function get_rate_label( $key_or_rate ) {
|
|
global $wpdb;
|
|
|
|
if ( is_object( $key_or_rate ) ) {
|
|
$key = $key_or_rate->tax_rate_id;
|
|
$rate_name = $key_or_rate->tax_rate_name;
|
|
} else {
|
|
$key = $key_or_rate;
|
|
$rate_name = $wpdb->get_var( $wpdb->prepare( "SELECT tax_rate_name FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %s", $key ) );
|
|
}
|
|
|
|
if ( ! $rate_name ) {
|
|
$rate_name = WC()->countries->tax_or_vat();
|
|
}
|
|
|
|
return apply_filters( 'woocommerce_rate_label', $rate_name, $key );
|
|
}
|
|
|
|
/**
|
|
* Return a given rates percent.
|
|
*
|
|
* @param mixed $key_or_rate Tax rate ID, or the db row itself in object format.
|
|
* @return string
|
|
*/
|
|
public static function get_rate_percent( $key_or_rate ) {
|
|
$rate_percent_value = self::get_rate_percent_value( $key_or_rate );
|
|
$tax_rate_id = is_object( $key_or_rate ) ? $key_or_rate->tax_rate_id : $key_or_rate;
|
|
return apply_filters( 'woocommerce_rate_percent', $rate_percent_value . '%', $tax_rate_id );
|
|
}
|
|
|
|
/**
|
|
* Return a given rates percent.
|
|
*
|
|
* @param mixed $key_or_rate Tax rate ID, or the db row itself in object format.
|
|
* @return float
|
|
*/
|
|
public static function get_rate_percent_value( $key_or_rate ) {
|
|
global $wpdb;
|
|
|
|
if ( is_object( $key_or_rate ) ) {
|
|
$tax_rate = $key_or_rate->tax_rate;
|
|
} else {
|
|
$key = $key_or_rate;
|
|
$tax_rate = $wpdb->get_var( $wpdb->prepare( "SELECT tax_rate FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %s", $key ) );
|
|
}
|
|
|
|
return floatval( $tax_rate );
|
|
}
|
|
|
|
|
|
/**
|
|
* Get a rates code. Code is made up of COUNTRY-STATE-NAME-Priority. E.g GB-VAT-1, US-AL-TAX-1.
|
|
*
|
|
* @param mixed $key_or_rate Tax rate ID, or the db row itself in object format.
|
|
* @return string
|
|
*/
|
|
public static function get_rate_code( $key_or_rate ) {
|
|
global $wpdb;
|
|
|
|
if ( is_object( $key_or_rate ) ) {
|
|
$key = $key_or_rate->tax_rate_id;
|
|
$rate = $key_or_rate;
|
|
} else {
|
|
$key = $key_or_rate;
|
|
$rate = $wpdb->get_row( $wpdb->prepare( "SELECT tax_rate_country, tax_rate_state, tax_rate_name, tax_rate_priority FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %s", $key ) );
|
|
}
|
|
|
|
$code_string = '';
|
|
|
|
if ( null !== $rate ) {
|
|
$code = array();
|
|
$code[] = $rate->tax_rate_country;
|
|
$code[] = $rate->tax_rate_state;
|
|
$code[] = $rate->tax_rate_name ? $rate->tax_rate_name : 'TAX';
|
|
$code[] = absint( $rate->tax_rate_priority );
|
|
$code_string = strtoupper( implode( '-', array_filter( $code ) ) );
|
|
}
|
|
|
|
return apply_filters( 'woocommerce_rate_code', $code_string, $key );
|
|
}
|
|
|
|
/**
|
|
* Sums a set of taxes to form a single total. Values are pre-rounded to precision from 3.6.0.
|
|
*
|
|
* @param array $taxes Array of taxes.
|
|
* @return float
|
|
*/
|
|
public static function get_tax_total( $taxes ) {
|
|
return array_sum( $taxes );
|
|
}
|
|
|
|
/**
|
|
* Gets all tax rate classes from the database.
|
|
*
|
|
* @since 3.7.0
|
|
* @return array Array of tax class objects consisting of tax_rate_class_id, name, and slug.
|
|
*/
|
|
protected static function get_tax_rate_classes() {
|
|
global $wpdb;
|
|
|
|
$cache_key = 'tax-rate-classes';
|
|
$tax_rate_classes = wp_cache_get( $cache_key, 'taxes' );
|
|
|
|
if ( ! is_array( $tax_rate_classes ) ) {
|
|
$tax_rate_classes = $wpdb->get_results(
|
|
"
|
|
SELECT * FROM {$wpdb->wc_tax_rate_classes} ORDER BY name;
|
|
"
|
|
);
|
|
wp_cache_set( $cache_key, $tax_rate_classes, 'taxes' );
|
|
}
|
|
|
|
return $tax_rate_classes;
|
|
}
|
|
|
|
/**
|
|
* Get store tax class names.
|
|
*
|
|
* @return array Array of class names ("Reduced rate", "Zero rate", etc).
|
|
*/
|
|
public static function get_tax_classes() {
|
|
return wp_list_pluck( self::get_tax_rate_classes(), 'name' );
|
|
}
|
|
|
|
/**
|
|
* Get store tax classes as slugs.
|
|
*
|
|
* @since 3.0.0
|
|
* @return array Array of class slugs ("reduced-rate", "zero-rate", etc).
|
|
*/
|
|
public static function get_tax_class_slugs() {
|
|
return wp_list_pluck( self::get_tax_rate_classes(), 'slug' );
|
|
}
|
|
|
|
/**
|
|
* Create a new tax class.
|
|
*
|
|
* @since 3.7.0
|
|
* @param string $name Name of the tax class to add.
|
|
* @param string $slug (optional) Slug of the tax class to add. Defaults to sanitized name.
|
|
* @return WP_Error|array Returns name and slug (array) if the tax class is created, or WP_Error if something went wrong.
|
|
*/
|
|
public static function create_tax_class( $name, $slug = '' ) {
|
|
global $wpdb;
|
|
|
|
if ( empty( $name ) ) {
|
|
return new WP_Error( 'tax_class_invalid_name', __( 'Tax class requires a valid name', 'woocommerce' ) );
|
|
}
|
|
|
|
$existing = self::get_tax_classes();
|
|
$existing_slugs = self::get_tax_class_slugs();
|
|
|
|
if ( in_array( $name, $existing, true ) ) {
|
|
return new WP_Error( 'tax_class_exists', __( 'Tax class already exists', 'woocommerce' ) );
|
|
}
|
|
|
|
if ( ! $slug ) {
|
|
$slug = sanitize_title( $name );
|
|
}
|
|
|
|
if ( in_array( $slug, $existing_slugs, true ) ) {
|
|
return new WP_Error( 'tax_class_slug_exists', __( 'Tax class slug already exists', 'woocommerce' ) );
|
|
}
|
|
|
|
$insert = $wpdb->insert(
|
|
$wpdb->wc_tax_rate_classes,
|
|
array(
|
|
'name' => $name,
|
|
'slug' => $slug,
|
|
)
|
|
);
|
|
|
|
if ( is_wp_error( $insert ) ) {
|
|
return new WP_Error( 'tax_class_insert_error', $insert->get_error_message() );
|
|
}
|
|
|
|
wp_cache_delete( 'tax-rate-classes', 'taxes' );
|
|
|
|
return array(
|
|
'name' => $name,
|
|
'slug' => $slug,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get an existing tax class.
|
|
*
|
|
* @since 3.7.0
|
|
* @param string $field Field to get by. Valid values are id, name, or slug.
|
|
* @param string|int $item Item to get.
|
|
* @return array|bool Returns the tax class as an array. False if not found.
|
|
*/
|
|
public static function get_tax_class_by( $field, $item ) {
|
|
if ( ! in_array( $field, array( 'id', 'name', 'slug' ), true ) ) {
|
|
return new WP_Error( 'invalid_field', __( 'Invalid field', 'woocommerce' ) );
|
|
}
|
|
|
|
if ( 'id' === $field ) {
|
|
$field = 'tax_rate_class_id';
|
|
}
|
|
|
|
$matches = wp_list_filter(
|
|
self::get_tax_rate_classes(),
|
|
array(
|
|
$field => $item,
|
|
)
|
|
);
|
|
|
|
if ( ! $matches ) {
|
|
return false;
|
|
}
|
|
|
|
$tax_class = current( $matches );
|
|
|
|
return array(
|
|
'name' => $tax_class->name,
|
|
'slug' => $tax_class->slug,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Delete an existing tax class.
|
|
*
|
|
* @since 3.7.0
|
|
* @param string $field Field to delete by. Valid values are id, name, or slug.
|
|
* @param string|int $item Item to delete.
|
|
* @return WP_Error|bool Returns true if deleted successfully, false if nothing was deleted, or WP_Error if there is an invalid request.
|
|
*/
|
|
public static function delete_tax_class_by( $field, $item ) {
|
|
global $wpdb;
|
|
|
|
if ( ! in_array( $field, array( 'id', 'name', 'slug' ), true ) ) {
|
|
return new WP_Error( 'invalid_field', __( 'Invalid field', 'woocommerce' ) );
|
|
}
|
|
|
|
$tax_class = self::get_tax_class_by( $field, $item );
|
|
|
|
if ( ! $tax_class ) {
|
|
return new WP_Error( 'invalid_tax_class', __( 'Invalid tax class', 'woocommerce' ) );
|
|
}
|
|
|
|
if ( 'id' === $field ) {
|
|
$field = 'tax_rate_class_id';
|
|
}
|
|
|
|
$delete = $wpdb->delete(
|
|
$wpdb->wc_tax_rate_classes,
|
|
array(
|
|
$field => $item,
|
|
)
|
|
);
|
|
|
|
if ( $delete ) {
|
|
// Delete associated tax rates.
|
|
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_class = %s;", $tax_class['slug'] ) );
|
|
$wpdb->query( "DELETE locations FROM {$wpdb->prefix}woocommerce_tax_rate_locations locations LEFT JOIN {$wpdb->prefix}woocommerce_tax_rates rates ON rates.tax_rate_id = locations.tax_rate_id WHERE rates.tax_rate_id IS NULL;" );
|
|
}
|
|
|
|
wp_cache_delete( 'tax-rate-classes', 'taxes' );
|
|
WC_Cache_Helper::invalidate_cache_group( 'taxes' );
|
|
|
|
return (bool) $delete;
|
|
}
|
|
|
|
/**
|
|
* Format the city.
|
|
*
|
|
* @param string $city Value to format.
|
|
* @return string
|
|
*/
|
|
private static function format_tax_rate_city( $city ) {
|
|
return strtoupper( trim( $city ) );
|
|
}
|
|
|
|
/**
|
|
* Format the state.
|
|
*
|
|
* @param string $state Value to format.
|
|
* @return string
|
|
*/
|
|
private static function format_tax_rate_state( $state ) {
|
|
$state = strtoupper( $state );
|
|
return ( '*' === $state ) ? '' : $state;
|
|
}
|
|
|
|
/**
|
|
* Format the country.
|
|
*
|
|
* @param string $country Value to format.
|
|
* @return string
|
|
*/
|
|
private static function format_tax_rate_country( $country ) {
|
|
$country = strtoupper( $country );
|
|
return ( '*' === $country ) ? '' : $country;
|
|
}
|
|
|
|
/**
|
|
* Format the tax rate name.
|
|
*
|
|
* @param string $name Value to format.
|
|
* @return string
|
|
*/
|
|
private static function format_tax_rate_name( $name ) {
|
|
return $name ? $name : __( 'Tax', 'woocommerce' );
|
|
}
|
|
|
|
/**
|
|
* Format the rate.
|
|
*
|
|
* @param float $rate Value to format.
|
|
* @return string
|
|
*/
|
|
private static function format_tax_rate( $rate ) {
|
|
return number_format( (float) $rate, 4, '.', '' );
|
|
}
|
|
|
|
/**
|
|
* Format the priority.
|
|
*
|
|
* @param string $priority Value to format.
|
|
* @return int
|
|
*/
|
|
private static function format_tax_rate_priority( $priority ) {
|
|
return absint( $priority );
|
|
}
|
|
|
|
/**
|
|
* Format the class.
|
|
*
|
|
* @param string $class Value to format.
|
|
* @return string
|
|
*/
|
|
public static function format_tax_rate_class( $class ) {
|
|
$class = sanitize_title( $class );
|
|
$classes = self::get_tax_class_slugs();
|
|
if ( ! in_array( $class, $classes, true ) ) {
|
|
$class = '';
|
|
}
|
|
return ( 'standard' === $class ) ? '' : $class;
|
|
}
|
|
|
|
/**
|
|
* Prepare and format tax rate for DB insertion.
|
|
*
|
|
* @param array $tax_rate Tax rate to format.
|
|
* @return array
|
|
*/
|
|
private static function prepare_tax_rate( $tax_rate ) {
|
|
foreach ( $tax_rate as $key => $value ) {
|
|
if ( method_exists( __CLASS__, 'format_' . $key ) ) {
|
|
if ( 'tax_rate_state' === $key ) {
|
|
$tax_rate[ $key ] = call_user_func( array( __CLASS__, 'format_' . $key ), sanitize_key( $value ) );
|
|
} else {
|
|
$tax_rate[ $key ] = call_user_func( array( __CLASS__, 'format_' . $key ), $value );
|
|
}
|
|
}
|
|
}
|
|
return $tax_rate;
|
|
}
|
|
|
|
/**
|
|
* Insert a new tax rate.
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param array $tax_rate Tax rate to insert.
|
|
* @return int tax rate id
|
|
*/
|
|
public static function _insert_tax_rate( $tax_rate ) {
|
|
global $wpdb;
|
|
|
|
$wpdb->insert( $wpdb->prefix . 'woocommerce_tax_rates', self::prepare_tax_rate( $tax_rate ) );
|
|
|
|
$tax_rate_id = $wpdb->insert_id;
|
|
|
|
WC_Cache_Helper::invalidate_cache_group( 'taxes' );
|
|
|
|
do_action( 'woocommerce_tax_rate_added', $tax_rate_id, $tax_rate );
|
|
|
|
return $tax_rate_id;
|
|
}
|
|
|
|
/**
|
|
* Get tax rate.
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param int $tax_rate_id Tax rate ID.
|
|
* @param string $output_type Type of output.
|
|
* @return array|object
|
|
*/
|
|
public static function _get_tax_rate( $tax_rate_id, $output_type = ARRAY_A ) {
|
|
global $wpdb;
|
|
|
|
return $wpdb->get_row(
|
|
$wpdb->prepare(
|
|
"
|
|
SELECT *
|
|
FROM {$wpdb->prefix}woocommerce_tax_rates
|
|
WHERE tax_rate_id = %d
|
|
",
|
|
$tax_rate_id
|
|
),
|
|
$output_type
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Update a tax rate.
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $tax_rate_id Tax rate to update.
|
|
* @param array $tax_rate Tax rate values.
|
|
*/
|
|
public static function _update_tax_rate( $tax_rate_id, $tax_rate ) {
|
|
global $wpdb;
|
|
|
|
$tax_rate_id = absint( $tax_rate_id );
|
|
|
|
$wpdb->update(
|
|
$wpdb->prefix . 'woocommerce_tax_rates',
|
|
self::prepare_tax_rate( $tax_rate ),
|
|
array(
|
|
'tax_rate_id' => $tax_rate_id,
|
|
)
|
|
);
|
|
|
|
WC_Cache_Helper::invalidate_cache_group( 'taxes' );
|
|
|
|
do_action( 'woocommerce_tax_rate_updated', $tax_rate_id, $tax_rate );
|
|
}
|
|
|
|
/**
|
|
* Delete a tax rate from the database.
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.3.0
|
|
* @param int $tax_rate_id Tax rate to delete.
|
|
*/
|
|
public static function _delete_tax_rate( $tax_rate_id ) {
|
|
global $wpdb;
|
|
|
|
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE tax_rate_id = %d;", $tax_rate_id ) );
|
|
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %d;", $tax_rate_id ) );
|
|
|
|
WC_Cache_Helper::invalidate_cache_group( 'taxes' );
|
|
|
|
do_action( 'woocommerce_tax_rate_deleted', $tax_rate_id );
|
|
}
|
|
|
|
/**
|
|
* Update postcodes for a tax rate in the DB.
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $tax_rate_id Tax rate to update.
|
|
* @param string $postcodes String of postcodes separated by ; characters.
|
|
*/
|
|
public static function _update_tax_rate_postcodes( $tax_rate_id, $postcodes ) {
|
|
if ( ! is_array( $postcodes ) ) {
|
|
$postcodes = explode( ';', $postcodes );
|
|
}
|
|
// No normalization - postcodes are matched against both normal and formatted versions to support wildcards.
|
|
foreach ( $postcodes as $key => $postcode ) {
|
|
$postcodes[ $key ] = strtoupper( trim( str_replace( chr( 226 ) . chr( 128 ) . chr( 166 ), '...', $postcode ) ) );
|
|
}
|
|
self::update_tax_rate_locations( $tax_rate_id, array_diff( array_filter( $postcodes ), array( '*' ) ), 'postcode' );
|
|
}
|
|
|
|
/**
|
|
* Update cities for a tax rate in the DB.
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $tax_rate_id Tax rate to update.
|
|
* @param string $cities Cities to set.
|
|
*/
|
|
public static function _update_tax_rate_cities( $tax_rate_id, $cities ) {
|
|
if ( ! is_array( $cities ) ) {
|
|
$cities = explode( ';', $cities );
|
|
}
|
|
$cities = array_filter( array_diff( array_map( array( __CLASS__, 'format_tax_rate_city' ), $cities ), array( '*' ) ) );
|
|
|
|
self::update_tax_rate_locations( $tax_rate_id, $cities, 'city' );
|
|
}
|
|
|
|
/**
|
|
* Updates locations (postcode and city).
|
|
*
|
|
* Internal use only.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $tax_rate_id Tax rate ID to update.
|
|
* @param array $values Values to set.
|
|
* @param string $type Location type.
|
|
*/
|
|
private static function update_tax_rate_locations( $tax_rate_id, $values, $type ) {
|
|
global $wpdb;
|
|
|
|
$tax_rate_id = absint( $tax_rate_id );
|
|
|
|
$wpdb->query(
|
|
$wpdb->prepare(
|
|
"DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE tax_rate_id = %d AND location_type = %s;",
|
|
$tax_rate_id,
|
|
$type
|
|
)
|
|
);
|
|
|
|
if ( count( $values ) > 0 ) {
|
|
$sql = "( '" . implode( "', $tax_rate_id, '" . esc_sql( $type ) . "' ),( '", array_map( 'esc_sql', $values ) ) . "', $tax_rate_id, '" . esc_sql( $type ) . "' )";
|
|
|
|
$wpdb->query( "INSERT INTO {$wpdb->prefix}woocommerce_tax_rate_locations ( location_code, tax_rate_id, location_type ) VALUES $sql;" ); // @codingStandardsIgnoreLine.
|
|
}
|
|
|
|
WC_Cache_Helper::invalidate_cache_group( 'taxes' );
|
|
}
|
|
|
|
/**
|
|
* Used by admin settings page.
|
|
*
|
|
* @param string $tax_class Tax class slug.
|
|
*
|
|
* @return array|null|object
|
|
*/
|
|
public static function get_rates_for_tax_class( $tax_class ) {
|
|
global $wpdb;
|
|
|
|
$tax_class = self::format_tax_rate_class( $tax_class );
|
|
|
|
// Get all the rates and locations. Snagging all at once should significantly cut down on the number of queries.
|
|
$rates = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM `{$wpdb->prefix}woocommerce_tax_rates` WHERE `tax_rate_class` = %s;", $tax_class ) );
|
|
$locations = $wpdb->get_results( "SELECT * FROM `{$wpdb->prefix}woocommerce_tax_rate_locations`" );
|
|
|
|
if ( ! empty( $rates ) ) {
|
|
// Set the rates keys equal to their ids.
|
|
$rates = array_combine( wp_list_pluck( $rates, 'tax_rate_id' ), $rates );
|
|
}
|
|
|
|
// Drop the locations into the rates array.
|
|
foreach ( $locations as $location ) {
|
|
// Don't set them for unexistent rates.
|
|
if ( ! isset( $rates[ $location->tax_rate_id ] ) ) {
|
|
continue;
|
|
}
|
|
// If the rate exists, initialize the array before appending to it.
|
|
if ( ! isset( $rates[ $location->tax_rate_id ]->{$location->location_type} ) ) {
|
|
$rates[ $location->tax_rate_id ]->{$location->location_type} = array();
|
|
}
|
|
$rates[ $location->tax_rate_id ]->{$location->location_type}[] = $location->location_code;
|
|
}
|
|
|
|
foreach ( $rates as $rate_id => $rate ) {
|
|
$rates[ $rate_id ]->postcode_count = isset( $rates[ $rate_id ]->postcode ) ? count( $rates[ $rate_id ]->postcode ) : 0;
|
|
$rates[ $rate_id ]->city_count = isset( $rates[ $rate_id ]->city ) ? count( $rates[ $rate_id ]->city ) : 0;
|
|
}
|
|
|
|
$rates = self::sort_rates( $rates );
|
|
|
|
return $rates;
|
|
}
|
|
}
|
|
WC_Tax::init();
|