UNPLUGGED-1204 | Added a way to show prices with the correct taxes in…

… the REST API (#172)

* feat: Added a way to show prices with the correct taxes in the REST API

* feat: included filters for variants prices

* feat: included filters inside initialize_rest_endpoints

* feat: Added fallback in case sale price has not been defined

* feat: isolated price logic into a different class

* feat: updated version to 2.0.5

* feat: changed tested up to version

doofinder-for-woocommerce/doofinder-for-woocommerce.php

@@ -4,7 +4,7 @@
  * Plugin Name: Doofinder WP & WooCommerce Search
  * License: GPLv2 or later
  * License URI: http://www.gnu.org/licenses/gpl-2.0.html
- * Version: 2.0.4
+ * Version: 2.0.5
  * Author: Doofinder
  * Description: Integrate Doofinder Search in your WordPress site or WooCommerce shop.
  *
@@ -16,6 +16,7 @@
 use WP_REST_Response;
 use Doofinder\WP\Multilanguage\Multilanguage;
 use Doofinder\WP\Admin_Notices;
+use Doofinder\WP\Tax_Prices_Handler;
 
 defined('ABSPATH') or die;
 
@@ -34,7 +35,7 @@ class Doofinder_For_WordPress
          *
          * @var string
          */
-        public static $version = '2.0.4';
+        public static $version = '2.0.5';
 
         /**
          * The only instance of Doofinder_For_WordPress
@@ -344,6 +345,7 @@ public static function initialize_rest_endpoints()
         {
             add_action('rest_api_init', function () {
                 Config::register();
+                Tax_Prices_Handler::apply_correct_taxes_for_product_prices_in_rest_api();
                 register_rest_route('doofinder/v1', '/index-status', array(
                     'methods' => 'POST',
                     'callback' => function (\WP_REST_Request $request) {

doofinder-for-woocommerce/includes/class-tax-prices-handler.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Doofinder\WP;
+
+class Tax_Prices_Handler {
+
+    public static function apply_correct_taxes_for_product_prices_in_rest_api(): void {
+        add_filter( 'woocommerce_product_get_regular_price', array( __CLASS__, 'filter_woocommerce_prices_with_taxes' ), 99, 2 );
+        add_filter( 'woocommerce_product_get_sale_price', array( __CLASS__, 'filter_woocommerce_prices_with_taxes' ), 99, 2 );
+        add_filter( 'woocommerce_product_get_price', array( __CLASS__, 'filter_woocommerce_prices_with_taxes' ), 99, 2 );
+        add_filter( 'woocommerce_product_variation_get_regular_price', array( __CLASS__, 'filter_woocommerce_prices_with_taxes' ), 99, 2 );
+        add_filter( 'woocommerce_product_variation_get_sale_price', array( __CLASS__, 'filter_woocommerce_prices_with_taxes' ), 99, 2 );
+        add_filter( 'woocommerce_product_variation_get_price', array( __CLASS__, 'filter_woocommerce_prices_with_taxes' ), 99, 2 );
+    }
+
+    public static function filter_woocommerce_prices_with_taxes( $price, $product ) {
+        // Only affects the prices shown on the REST API requests
+        if ( ! function_exists( 'WC' ) || ! WC()->is_rest_api_request() ) {
+            return $price;
+        }
+
+        // Just in case the sale price has not been defined, we're going to use the price instead
+        if ( empty( $price ) ) {
+            return $product->price;
+        }
+
+        $raw_real_price = self::get_raw_real_price( $price, $product );
+        // Idea extracted directly from the original WC function wc_price()
+        $args = array();
+        $args = apply_filters(
+            'wc_price_args',
+            wp_parse_args(
+                $args,
+                array(
+                    'ex_tax_label'       => false,
+                    'currency'           => '',
+                    'decimal_separator'  => wc_get_price_decimal_separator(),
+                    'thousand_separator' => wc_get_price_thousand_separator(),
+                    'decimals'           => wc_get_price_decimals(),
+                    'price_format'       => get_woocommerce_price_format(),
+                )
+            )
+        );
+        $price = apply_filters( 'formatted_woocommerce_price', number_format( $raw_real_price, $args['decimals'], $args['decimal_separator'], $args['thousand_separator'] ), $price, $args['decimals'], $args['decimal_separator'], $args['thousand_separator'], $price );
+        if ( apply_filters( 'woocommerce_price_trim_zeros', false ) && $args['decimals'] > 0 ) {
+            $price = wc_trim_zeros( $price );
+        }
+        return $price;
+    } 
+
+    private static function get_raw_real_price( $price, $product ) {
+        $woocommerce_tax_display_shop = get_option( 'woocommerce_tax_display_shop', 'incl' );
+        return 'incl' === $woocommerce_tax_display_shop ?
+            wc_get_price_including_tax(
+                $product,
+                array(
+                    'price' => $price,
+                )
+            ) :
+            wc_get_price_excluding_tax(
+                $product,
+                array(
+                    'price' => $price,
+                )
+            );
+    }
+}

doofinder-for-woocommerce/readme.txt

@@ -1,9 +1,9 @@
 === Doofinder WP & WooCommerce Search ===
 Contributors: Doofinder
 Tags: search, autocomplete
-Version: 2.0.4
+Version: 2.0.5
 Requires at least: 4.1
-Tested up to: 6.1
+Tested up to: 6.2.2
 Requires PHP: 5.6
 Stable tag: trunk
 License: GPLv2 or later
@@ -82,6 +82,9 @@ Just send your questions to <mailto:[email protected]> and we will try to an
 
 == Changelog ==
 
+= 2.0.5 =
+Bugfix: Prices reflect the correct taxes now
+
 = 2.0.4 =
 Minor bugfix
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "doofinder-woocommerce",
-  "version": "2.0.4",
+  "version": "2.0.5",
   "description": "Integrate Doofinder in your WooCommerce site with (almost) no effort.",
   "main": "index.js",
   "scripts": {