PHP WC_Tax::find_shipping_rates方法代码示例

 /**
  * Find tax rates.
  */
 public function test_find_shipping_rates()
 {
     global $wpdb;
     $wpdb->query("DELETE FROM {$wpdb->prefix}woocommerce_tax_rates");
     $wpdb->query("DELETE FROM {$wpdb->prefix}woocommerce_tax_rate_locations");
     $tax_rate = array('tax_rate_country' => 'GB', 'tax_rate_state' => '', 'tax_rate' => '20.0000', 'tax_rate_name' => 'VAT', 'tax_rate_priority' => '1', 'tax_rate_compound' => '0', 'tax_rate_shipping' => '1', 'tax_rate_order' => '1', 'tax_rate_class' => '');
     $tax_rate_id = WC_Tax::_insert_tax_rate($tax_rate);
     $tax_rates = WC_Tax::find_shipping_rates(array('country' => 'GB', 'state' => 'Cambs', 'postcode' => 'PE14 1XX', 'city' => 'Somewhere', 'tax_class' => ''));
     $this->assertEquals($tax_rates, array($tax_rate_id => array('rate' => '20.0000', 'label' => 'VAT', 'shipping' => 'yes', 'compound' => 'no')));
     WC_Tax::_delete_tax_rate($tax_rate_id);
 }

 /**
  * Calculate taxes for all line items and shipping, and store the totals and tax rows.
  *
  * Will use the base country unless customer addresses are set.
  * @param $args array Added in 2.7.0 to pass things like location.
  */
 public function calculate_taxes($args = array())
 {
     $tax_based_on = get_option('woocommerce_tax_based_on');
     $args = wp_parse_args($args, array('country' => 'billing' === $tax_based_on ? $this->get_billing_country() : $this->get_shipping_country(), 'state' => 'billing' === $tax_based_on ? $this->get_billing_state() : $this->get_shipping_state(), 'postcode' => 'billing' === $tax_based_on ? $this->get_billing_postcode() : $this->get_shipping_postcode(), 'city' => 'billing' === $tax_based_on ? $this->get_billing_city() : $this->get_shipping_city()));
     // Default to base
     if ('base' === $tax_based_on || empty($args['country'])) {
         $default = wc_get_base_location();
         $args['country'] = $default['country'];
         $args['state'] = $default['state'];
         $args['postcode'] = '';
         $args['city'] = '';
     }
     // Calc taxes for line items
     foreach ($this->get_items(array('line_item', 'fee')) as $item_id => $item) {
         $tax_class = $item->get_tax_class();
         $tax_status = $item->get_tax_status();
         if ('0' !== $tax_class && 'taxable' === $tax_status) {
             $tax_rates = WC_Tax::find_rates(array('country' => $args['country'], 'state' => $args['state'], 'postcode' => $args['postcode'], 'city' => $args['city'], 'tax_class' => $tax_class));
             $total = $item->get_total();
             $taxes = WC_Tax::calc_tax($total, $tax_rates, false);
             if ($item->is_type('line_item')) {
                 $subtotal = $item->get_subtotal();
                 $subtotal_taxes = WC_Tax::calc_tax($subtotal, $tax_rates, false);
                 $item->set_taxes(array('total' => $taxes, 'subtotal' => $subtotal_taxes));
             } else {
                 $item->set_taxes(array('total' => $taxes));
             }
             $item->save();
         }
     }
     // Calc taxes for shipping
     foreach ($this->get_shipping_methods() as $item_id => $item) {
         $shipping_tax_class = get_option('woocommerce_shipping_tax_class');
         // Inherit tax class from items
         if ('' === $shipping_tax_class) {
             $tax_rates = array();
             $tax_classes = array_merge(array(''), WC_Tax::get_tax_classes());
             $found_tax_classes = $this->get_items_tax_classes();
             foreach ($tax_classes as $tax_class) {
                 $tax_class = sanitize_title($tax_class);
                 if (in_array($tax_class, $found_tax_classes)) {
                     $tax_rates = WC_Tax::find_shipping_rates(array('country' => $args['country'], 'state' => $args['state'], 'postcode' => $args['postcode'], 'city' => $args['city'], 'tax_class' => $tax_class));
                     break;
                 }
             }
         } else {
             $tax_rates = WC_Tax::find_shipping_rates(array('country' => $args['country'], 'state' => $args['state'], 'postcode' => $args['postcode'], 'city' => $args['city'], 'tax_class' => 'standard' === $shipping_tax_class ? '' : $shipping_tax_class));
         }
         $item->set_taxes(array('total' => WC_Tax::calc_tax($item->get_total(), $tax_rates, false)));
         $item->save();
     }
     $this->update_taxes();
 }

 /**
  * Calc line tax.
  */
 public static function calc_line_taxes()
 {
     global $wpdb;
     check_ajax_referer('calc-totals', 'security');
     if (!current_user_can('edit_shop_orders')) {
         die(-1);
     }
     $tax = new WC_Tax();
     $tax_based_on = get_option('woocommerce_tax_based_on');
     $order_id = absint($_POST['order_id']);
     $items = array();
     $country = strtoupper(esc_attr($_POST['country']));
     $state = strtoupper(esc_attr($_POST['state']));
     $postcode = strtoupper(esc_attr($_POST['postcode']));
     $city = wc_clean(esc_attr($_POST['city']));
     $order = wc_get_order($order_id);
     $taxes = array();
     $shipping_taxes = array();
     $order_item_tax_classes = array();
     // Default to base
     if ('base' === $tax_based_on || empty($country)) {
         $default = wc_get_base_location();
         $country = $default['country'];
         $state = $default['state'];
         $postcode = '';
         $city = '';
     }
     // Parse the jQuery serialized items
     parse_str($_POST['items'], $items);
     // Prevent undefined warnings
     if (!isset($items['line_tax'])) {
         $items['line_tax'] = array();
     }
     if (!isset($items['line_subtotal_tax'])) {
         $items['line_subtotal_tax'] = array();
     }
     $items['order_taxes'] = array();
     // Action
     $items = apply_filters('woocommerce_ajax_calc_line_taxes', $items, $order_id, $country, $_POST);
     $is_vat_exempt = get_post_meta($order_id, '_is_vat_exempt', true);
     // Tax is calculated only if tax is enabled and order is not vat exempted
     if (wc_tax_enabled() && $is_vat_exempt !== 'yes') {
         // Get items and fees taxes
         if (isset($items['order_item_id'])) {
             $line_total = $line_subtotal = array();
             foreach ($items['order_item_id'] as $item_id) {
                 $item_id = absint($item_id);
                 $line_total[$item_id] = isset($items['line_total'][$item_id]) ? wc_format_decimal($items['line_total'][$item_id]) : 0;
                 $line_subtotal[$item_id] = isset($items['line_subtotal'][$item_id]) ? wc_format_decimal($items['line_subtotal'][$item_id]) : $line_total[$item_id];
                 $order_item_tax_classes[$item_id] = isset($items['order_item_tax_class'][$item_id]) ? sanitize_text_field($items['order_item_tax_class'][$item_id]) : '';
                 $product_id = $order->get_item_meta($item_id, '_product_id', true);
                 // Get product details
                 if (get_post_type($product_id) == 'product') {
                     $_product = wc_get_product($product_id);
                     $item_tax_status = $_product->get_tax_status();
                 } else {
                     $item_tax_status = 'taxable';
                 }
                 if ('0' !== $order_item_tax_classes[$item_id] && 'taxable' === $item_tax_status) {
                     $tax_rates = WC_Tax::find_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => $order_item_tax_classes[$item_id]));
                     $line_taxes = WC_Tax::calc_tax($line_total[$item_id], $tax_rates, false);
                     $line_subtotal_taxes = WC_Tax::calc_tax($line_subtotal[$item_id], $tax_rates, false);
                     // Set the new line_tax
                     foreach ($line_taxes as $_tax_id => $_tax_value) {
                         $items['line_tax'][$item_id][$_tax_id] = $_tax_value;
                     }
                     // Set the new line_subtotal_tax
                     foreach ($line_subtotal_taxes as $_tax_id => $_tax_value) {
                         $items['line_subtotal_tax'][$item_id][$_tax_id] = $_tax_value;
                     }
                     // Sum the item taxes
                     foreach (array_keys($taxes + $line_taxes) as $key) {
                         $taxes[$key] = (isset($line_taxes[$key]) ? $line_taxes[$key] : 0) + (isset($taxes[$key]) ? $taxes[$key] : 0);
                     }
                 }
             }
         }
         // Get shipping taxes
         if (isset($items['shipping_method_id'])) {
             $matched_tax_rates = array();
             $order_item_tax_classes = array_unique(array_values($order_item_tax_classes));
             // If multiple classes are found, use the first one. Don't bother with standard rate, we can get that later.
             if (sizeof($order_item_tax_classes) > 1 && !in_array('', $order_item_tax_classes)) {
                 $tax_classes = WC_Tax::get_tax_classes();
                 foreach ($tax_classes as $tax_class) {
                     $tax_class = sanitize_title($tax_class);
                     if (in_array($tax_class, $order_item_tax_classes)) {
                         $matched_tax_rates = WC_Tax::find_shipping_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => $tax_class));
                         break;
                     }
                 }
                 // If a single tax class is found, use it
             } elseif (sizeof($order_item_tax_classes) === 1) {
                 $matched_tax_rates = WC_Tax::find_shipping_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => $order_item_tax_classes[0]));
             }
             // Get standard rate if no taxes were found
             if (!sizeof($matched_tax_rates)) {
//.........这里部分代码省略.........

 /**
  * Calculate taxes for all line items and shipping, and store the totals and tax rows.
  *
  * Will use the base country unless customer addresses are set.
  *
  * @return bool success or fail.
  */
 public function calculate_taxes()
 {
     $tax_total = 0;
     $shipping_tax_total = 0;
     $taxes = array();
     $shipping_taxes = array();
     $tax_based_on = get_option('woocommerce_tax_based_on');
     // If is_vat_exempt is 'yes', or wc_tax_enabled is false, return and do nothing.
     if ('yes' === $this->is_vat_exempt || !wc_tax_enabled()) {
         return false;
     }
     if ('billing' === $tax_based_on) {
         $country = $this->billing_country;
         $state = $this->billing_state;
         $postcode = $this->billing_postcode;
         $city = $this->billing_city;
     } elseif ('shipping' === $tax_based_on) {
         $country = $this->shipping_country;
         $state = $this->shipping_state;
         $postcode = $this->shipping_postcode;
         $city = $this->shipping_city;
     }
     // Default to base
     if ('base' === $tax_based_on || empty($country)) {
         $default = wc_get_base_location();
         $country = $default['country'];
         $state = $default['state'];
         $postcode = '';
         $city = '';
     }
     // Get items
     foreach ($this->get_items(array('line_item', 'fee')) as $item_id => $item) {
         $product = $this->get_product_from_item($item);
         $line_total = isset($item['line_total']) ? $item['line_total'] : 0;
         $line_subtotal = isset($item['line_subtotal']) ? $item['line_subtotal'] : 0;
         $tax_class = $item['tax_class'];
         $item_tax_status = $product ? $product->get_tax_status() : 'taxable';
         if ('0' !== $tax_class && 'taxable' === $item_tax_status) {
             $tax_rates = WC_Tax::find_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => $tax_class));
             $line_subtotal_taxes = WC_Tax::calc_tax($line_subtotal, $tax_rates, false);
             $line_taxes = WC_Tax::calc_tax($line_total, $tax_rates, false);
             $line_subtotal_tax = max(0, array_sum($line_subtotal_taxes));
             $line_tax = max(0, array_sum($line_taxes));
             $tax_total += $line_tax;
             wc_update_order_item_meta($item_id, '_line_subtotal_tax', wc_format_decimal($line_subtotal_tax));
             wc_update_order_item_meta($item_id, '_line_tax', wc_format_decimal($line_tax));
             wc_update_order_item_meta($item_id, '_line_tax_data', array('total' => $line_taxes, 'subtotal' => $line_subtotal_taxes));
             // Sum the item taxes
             foreach (array_keys($taxes + $line_taxes) as $key) {
                 $taxes[$key] = (isset($line_taxes[$key]) ? $line_taxes[$key] : 0) + (isset($taxes[$key]) ? $taxes[$key] : 0);
             }
         }
     }
     // Calc taxes for shipping
     foreach ($this->get_shipping_methods() as $item_id => $item) {
         $shipping_tax_class = get_option('woocommerce_shipping_tax_class');
         // Inherit tax class from items
         if ('' === $shipping_tax_class) {
             $tax_classes = WC_Tax::get_tax_classes();
             foreach ($tax_classes as $tax_class) {
                 $tax_class = sanitize_title($tax_class);
                 if (in_array($tax_class, $found_tax_classes)) {
                     $tax_rates = WC_Tax::find_shipping_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => $tax_class));
                     break;
                 }
             }
         } else {
             $tax_rates = WC_Tax::find_shipping_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => 'standard' === $shipping_tax_class ? '' : $shipping_tax_class));
         }
         $line_taxes = WC_Tax::calc_tax($item['cost'], $tax_rates, false);
         $line_tax = max(0, array_sum($line_taxes));
         $shipping_tax_total += $line_tax;
         wc_update_order_item_meta($item_id, '_line_tax', wc_format_decimal($line_tax));
         wc_update_order_item_meta($item_id, '_line_tax_data', array('total' => $line_taxes));
         // Sum the item taxes
         foreach (array_keys($shipping_taxes + $line_taxes) as $key) {
             $shipping_taxes[$key] = (isset($line_taxes[$key]) ? $line_taxes[$key] : 0) + (isset($shipping_taxes[$key]) ? $shipping_taxes[$key] : 0);
         }
     }
     // Save tax totals
     $this->set_total($shipping_tax_total, 'shipping_tax');
     $this->set_total($tax_total, 'tax');
     // Tax rows
     $this->remove_order_items('tax');
     // Now merge to keep tax rows
     foreach (array_keys($taxes + $shipping_taxes) as $tax_rate_id) {
         $this->add_tax($tax_rate_id, isset($taxes[$tax_rate_id]) ? $taxes[$tax_rate_id] : 0, isset($shipping_taxes[$tax_rate_id]) ? $shipping_taxes[$tax_rate_id] : 0);
     }
     return true;
 }

 protected function _calculate_shipping_taxes(&$order)
 {
     $tax_total = 0;
     $shipping_tax_total = 0;
     $taxes = array();
     $shipping_taxes = array();
     $tax_based_on = get_option('woocommerce_tax_based_on');
     // If is_vat_exempt is 'yes', or wc_tax_enabled is false, return and do nothing.
     if ('yes' === $order->is_vat_exempt || !wc_tax_enabled()) {
         return false;
     }
     if ('billing' === $tax_based_on) {
         $country = $order->billing_country;
         $state = $order->billing_state;
         $postcode = $order->billing_postcode;
         $city = $order->billing_city;
     } elseif ('shipping' === $tax_based_on) {
         $country = $order->shipping_country;
         $state = $order->shipping_state;
         $postcode = $order->shipping_postcode;
         $city = $order->shipping_city;
     }
     // Calc taxes for shipping
     foreach ($order->get_shipping_methods() as $item_id => $item) {
         $shipping_tax_class = get_option('woocommerce_shipping_tax_class');
         // Inherit tax class from items
         if ('' === $shipping_tax_class) {
             $tax_classes = WC_Tax::get_tax_classes();
             $found_tax_classes = $order->get_items_tax_classes();
             foreach ($tax_classes as $tax_class) {
                 $tax_class = sanitize_title($tax_class);
                 if (in_array($tax_class, $found_tax_classes)) {
                     $tax_rates = WC_Tax::find_shipping_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => $tax_class));
                     break;
                 }
             }
         } else {
             $tax_rates = WC_Tax::find_shipping_rates(array('country' => $country, 'state' => $state, 'postcode' => $postcode, 'city' => $city, 'tax_class' => 'standard' === $shipping_tax_class ? '' : $shipping_tax_class));
         }
         $line_taxes = WC_Tax::calc_tax($item['cost'], $tax_rates, false);
         $line_tax = max(0, array_sum($line_taxes));
         $shipping_tax_total += $line_tax;
         wc_update_order_item_meta($item_id, '_line_tax', wc_format_decimal($line_tax));
         wc_update_order_item_meta($item_id, '_line_tax_data', array('total' => $line_taxes));
         // Sum the item taxes
         foreach (array_keys($shipping_taxes + $line_taxes) as $key) {
             $shipping_taxes[$key] = (isset($line_taxes[$key]) ? $line_taxes[$key] : 0) + (isset($shipping_taxes[$key]) ? $shipping_taxes[$key] : 0);
         }
         wc_update_order_item_meta($item_id, 'taxes', $shipping_taxes);
     }
     // Save tax totals
     $order->set_total($shipping_tax_total, 'shipping_tax');
     //        $order->set_total( $tax_total, 'tax' );
 }