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Using the WooCommerce API to add custom functionality

WooCommerce API Guide

The WordPress WooCommerce mixture is considered one of the most versatile, user-friendly methods to construct and handle a web based retailer. Part of what makes the platform so versatile is its APIs. With the APIs, you might have a strong device for dealing with your ecommerce operations and constructing custom purposes to handle your enterprise.

In this publish, we’ll study how the WooCommerce REST API works and the way you should utilize it to enhance your ecommerce retailer.

What are you able to do utilizing the WooCommerce API?

The WordPress REST API allows exterior purposes to work together with WordPress’s functionality. The WooCommerce API is a totally built-in extension of the WordPress REST API. It can learn, create, replace, and delete knowledge utilizing JSON requests and normal HTTP verbs. When you make a REST API name, WooCommerce and WordPress join with the PHP and SQL backend. They then course of your request and generate the output.


With endpoints uncovered for basically each a part of your WooCommerce retailer, there’s a lot you are able to do with the API.

To begin, the API is a strong device for implementing custom functionality on your retailer. You might discover that plugins and additional code snippets aren’t sufficient for creating all the options that you simply want. With the API you possibly can pull knowledge and execute requests from your personal custom-made platform.

The API additionally provides you the capability to decouple the frontend and backend of your web site. By doing so, you should utilize one other platform or language to create pages and designs whereas utilizing WordPress to energy your backend.

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Here are a few of the operations you possibly can carry out utilizing the API.


Adding updating and deleting merchandise

There are endpoints for single merchandise, attributes, and variations that you should utilize to modify the merchandise’s amount or delete it altogether. The API additionally allows you to batch edit your merchandise to make bulk modifications sooner.

Processing orders

With the API, you possibly can course of your orders individually or in bulk by updating statuses and making use of monitoring particulars. You can even use the API to retrieve a person order or an inventory of all of your orders.

Creating dashboards

The WooCommerce API permits you to create custom dashboards and interfaces. You can use these to assessment any metric that you really want to get a greater perception into your enterprise.

Viewing settings

If you need to view and handle your WooCommerce settings from a custom backend platform you are able to do so utilizing the API.

When you make a GET request, the JSON response will comprise every of your WooCommerce settings teams and their present parameters.

Creating coupons

With the coupons API, you possibly can create, view, replace, and delete particular person coupons. You can even modify coupons in batches comparable to merchandise.

Steps to begin utilizing the WooCommerce API

Before we start, you’ll need to be certain that entry to the WooCommerce API is enabled inside WordPress.

Enable API entry

Go to WooCommerce > Settings > Advanced > Legacy API. Look to see is the API is enabled. If not, test the field and save the modifications.

checkbox to enable woocommerce REST API

Create an API key

The WooCommerce API makes use of a digital key-based system for granting entry. When you create a brand new API connection, you can be given a client key and client secret. Each time you make a name to the API, you will want to use these keys for authentication. This course of helps be sure that all API requests are legit.

To create a brand new API key go to WooCommerce > Settings > Advanced > REST API and click on Add key.

add API key button in WooCommerce settings

Enter an outline, select a consumer to personal the API keys, and set the permission ranges. If you need the capability to create, replace, and delete knowledge, select Read/Write permissions.

Click Generate API to create the authentication credentials.

screenshot of WooCommerce API key settings

The subsequent web page will show your client key and client secret. Copy these down as you will want them to join your API shopper to the WooCommerce REST API.

woocommerce screenshot API, secret key and QR

The second you permit the web page you’ll now not have the opportunity to entry the keys so if you don’t write them down there isn’t a manner to get them again if misplaced.

Connect to the shopper with API keys

Once you might have your API keys, the subsequent step is to arrange an API shopper. You will use the shopper to make requests and examine responses.

There are a number of purchasers that work properly with the WooCommerce API. In our instance, we are going to use Postman.

When you open your Postman workspace, both by an online browser or the desktop utility, you will note the fields to enter a brand new API request.

Postman API key WooCommerce

Before you may make the request, you will want to present the authorization credentials. Click on Authorization and choose Basic Auth for the kind.

Postman Basic Auth settings

Next, you’ll use your API credential to fill in the Username and password. Enter your client key in the Username discipline and the client secret in the Password discipline.

API login info Postman WooCommerce

Once you enter your credentials, you’re prepared to make your first request. For our walkthrough, let’s start with a request to checklist all merchandise.

Use the following GET request, substituting your area for the placeholder

If the configuration is about up correctly, the physique of the response ought to comprise the knowledge on your WooCommerce merchandise. The response of this API request is a JSON string that Postman parses for you.

Postman returning JSON response to API request

If one thing is improper, you might get an error with a 401 or different code. Errors like this will occur. We will focus on how to tackle a few of these a bit in a while.

Start making API requests

After you make your first profitable GET request, you’ll need to take a look at a PUT request as properly to be sure that you do certainly have write entry.

Below, we are going to study how to replace a WooCommerce product utilizing a PUT request.

To begin, you will want to make the following GET request to fetch the product’s data.

For our instance, we are going to use the first product outcome from our earlier request. This merchandise has an id of 101 so our request URL is;

Postman screenshot of WooCommerce API request

To make the PUT request, click on the dropdown menu subsequent to the URL discipline and choose PUT.

Sidebar option to select HTTP method

Click Body and choose uncooked. Then click on the dropdown arrow for textual content and change the kind to JSON.

JSON response settings in Postman for WooCommmerce API

After this, you possibly can enter the request. Below is an instance of us altering the value for our chosen product.

“regular_price”: “50”

Hit ship and it’s best to see the modifications mirrored in your WooCommerce website.

Examples of WooCommerce API requests

Now that we have now efficiently made each GET and PUT requests, let’s check out a few of the helpful requests you should utilize to handle your WooCommerce retailer through the API.

Get requests

GET all orders

GET all merchandise

GET all prospects

GET all product classes

GET a single product{product ID}

GET a product variation{product ID}/variations/{variation ID}

GET a single buyer{buyer ID}

Put requests

Update buyer’s delivery tackle

“delivery”: {
“first_name”: “Jane”,
“last_name”: “Doe”,
“firm”: “Jane Doe Co”,
“address_1”: “361 Outside Rd”,
“address_2”: “Suite 101”,
“metropolis”: “Las Vegas”,
“state”: “NV”,
“postcode”: “89102”,
“nation”: “US”

Update product value and inventory amount with a single request

“regular_price”: “50”,
“stock_quantity”: 30

Update product attributes corresponding to colour

“id”: 1,
“identify”: “Color”,
“slug”: “pa_color”,
“kind”: “choose”,
“order_by”: “identify”,
“has_archives”: true,
“_links”: {
“self”: [
“href”: “″
“assortment”: [
“href”: “”

Update value of product variant

To replace a product or product variant’s “price” or “regular_price”, here’s a instance PUT request:

“regular_price”: “81”

Update buyer’s first and final identify

“first_name”: “John”,
“last_name”: “Doe”

Update a five-star product assessment

“id”: 20,
“date_created”: “2018-09-08T21:47:19”,
“date_created_gmt”: “2018-09-09T00:47:19”,
“product_id”: 31,
“standing”: “authorized”,
“reviewer”: “Claudio Sanches”,
“reviewer_email”: “[email protected]”,
“assessment”: “Now works simply effective.”,
“ranking”: 5,
“verified”: true,
“reviewer_avatar_urls”: {
“24”: “”,
“48”: “”,
“96”: “”
“_links”: {
“self”: [
“href”: “″
“assortment”: [
“href”: “”
“up”: [
“href”: “″
“reviewer”: [
“embeddable”: true,
“href”: “″

Resolving points

While utilizing the WooCommerce API is comparatively simple, issues together with your technical setup and the different options that you simply use might trigger some points. Below are a few of the widespread issues individuals face when utilizing the API.

User-agent blocking

The default User Agent for the core HTTP request strategies corresponding to wp_remote_get() makes use of the following format;

WordPress/<>; <>.

Depending in your host or different safety providers that you simply use, any requests that reference the WordPress consumer agent could also be blocked. While meant to defend your WordPress website from malicious assaults, it could possibly be affecting the API’s capability to perform correctly.

Authentication headers not handed in CGI Mode

Another widespread problem happens when the Basic Authentication header your website receives in a request doesn’t populate the PHP server variable wanted for WooCommerce to full fundamental authentication. When this occurs, you will note a 401 error with the message “Unauthorized” or “Consumer secret is invalid.

There are a few methods to tackle this problem. If you employ an Apache server, the very first thing to strive is including the following modification to your .htaccess file.

# BEGIN WordPress

RewriteEngine On
RewriteBase /
RewriteRule ^index.php$ – [E=HTTP_AUTHORIZATION:%{HTTP:Authorization},L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]

# END WordPress


This publish has scratched the floor on what you are able to do with the WooCommerce API. If you’re in search of a versatile and highly effective device to take your retailer to the subsequent degree, strive it out to see how constructive of an influence it might have in your retailer.

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