Ensure User Login on Your Shopify Store with These Code Examples

Table of content

  1. Introduction
  2. Why User Login is Important for Shopify Store
  3. Code Example 1: Implementing Shopify's Customer Account API
  4. Code Example 2: Creating Custom Login Page with Liquid Template Language
  5. Code Example 3: Adding Facebook and Google Login with OAuth 2.0
  6. Code Example 4: Implementing Two-factor Authentication with Multi-Factor Authentication (MFA)
  7. Conclusion
  8. References


Ensuring user login on your Shopify store is crucial for protecting your customers' personal and financial information. By implementing secure login methods, you can enhance the trust and confidence your customers have in your store, which can lead to increased sales and customer loyalty. There are several code examples you can use to achieve this, from simple login forms with password encryption to more advanced authentication methods. In this article, we will explore some of the best code examples for user login on your Shopify store, including their benefits and drawbacks, so you can choose the one that best suits your store's needs.

Why User Login is Important for Shopify Store

User login is a crucial aspect of any online store, including ones built on Shopify. It allows users to access their own profiles, view past orders and track current ones, as well as quickly proceed to checkout without having to fill in lengthy forms every time. But why is it important for the Shopify store owner?

Firstly, user login can help with customer retention. When users have their own account with saved personal and payment information, they are more likely to return to the store and make additional purchases. This is especially true if they are rewarded with loyalty points or other perks for their repeat business.

Secondly, knowing who your customers are and their preferences can help with targeted marketing and personalized content. It allows store owners to track user behavior, analyze purchase patterns, and suggest products that are tailored to the user’s needs and wants.

Lastly, user login can help with fraud prevention, particularly when combined with other security measures such as two-factor authentication. This is because it ensures that only authorized users can access sensitive information such as payment details and personal information.

In summary, having an effective user login system on a Shopify store is crucial for customer retention, personalized marketing, and fraud prevention. By ensuring users can easily login and access their account, store owners can provide a better user experience and ultimately increase sales.

Code Example 1: Implementing Shopify’s Customer Account API

Shopify's Customer Account API allows you to implement user authentication for your Shopify store. With this API, you can create, authenticate, and modify customer accounts from your own application. Here is an example of how to set up user authentication using Shopify's Customer Account API:

  1. In your Shopify account, go to Apps and create a new private app.
  2. Generate an API key and secret by clicking on the "Generate API credentials" button.
  3. In your application code, use the Shopify API client library to authenticate the user. Here is an example:
require 'shopify_api'
ShopifyAPI::Base.site = 'https://my-shopify-store.myshopify.com/admin'
ShopifyAPI::Session.setup(api_key: 'MY_API_KEY', secret: 'MY_API_SECRET')
session = ShopifyAPI::Session.new('https://my-shopify-store.myshopify.com')
session.token = 'MY_ACCESS_TOKEN'
  1. Once the user is authenticated, you can retrieve their customer object using the Shopify API client library. Here is an example:
customer = ShopifyAPI::Customer.find(:all, params: { email: 'john.doe@example.com' }).first
  1. If the customer object is not nil, then the user is authenticated. You can redirect them to the appropriate page or perform other actions as needed.

With Shopify's Customer Account API, you can ensure that only authenticated users can access your store, providing added security for your customers' personal information and ensuring a better user experience.

Code Example 2: Creating Custom Login Page with Liquid Template Language

With Shopify's Liquid Template Language, you can create a custom login page for your store to provide a personalized experience for your users. This allows you to add branding elements, include additional login options, and integrate with third-party authentication services.

Here's the code you can use to create a custom login page:

{% layout none %}

{% form 'customer_login' %}

  {% if form.errors %}
    <div class="errors">
      {% for field in form.errors %}
        {% for message in field %}
          {{ message }}
        {% endfor %}
      {% endfor %}
  {% endif %}

  <label for="customer[email]">{{ 'customer.login.email' | t }}</label>
  <input type="email" value="{{ form.email }}" name="customer[email]" id="customer_email" autofocus>

  <label for="customer[password]">{{ 'customer.login.password' | t }}</label>
  <input type="password" value="" name="customer[password]" id="customer_password">

  <input type="submit" value="{{ 'customer.login.sign_in' | t }}">

  {% if shop.customer_login_link_enabled %}
    <div class="forgot-password">
      <a href="{{ shop.customer_login_link }}">{{ 'customer.login.forgot_password' | t }}</a>
  {% endif %}

  {{ content_for_layout }}

{% endform %}

This code creates a form with fields for email and password, as well as a submit button. It also includes an optional forgot password link, which can be enabled in your store's settings.

To use this code, simply create a new template in your Shopify theme and paste the code into it. Save the template, and then set it as your store's login page in the Shopify admin.

Customizing your login page with the Liquid Template Language can help increase user engagement and make your store stand out from the competition. Give it a try and see how it can benefit your business.

Code Example 3: Adding Facebook and Google Login with OAuth 2.0

OAuth 2.0 is a popular authorization protocol used by many websites and applications to allow users to log in using their existing Facebook or Google account. This is an easy way to simplify the login process for users and enhance website security. Adding Facebook and Google login with OAuth 2.0 to your Shopify store can make the login experience more convenient and user-friendly.

To do this, you need to create an app in Facebook and Google developer console and obtain the client ID and secret key. You can then use these credentials in your Shopify app to authenticate Facebook and Google login requests.

Here are the steps to add Facebook and Google login with OAuth 2.0 to your Shopify store:

  1. Go to the Facebook developers page and create a new app. Follow the instructions to set up the app and obtain the client ID and secret key.

  2. Go to the Google Cloud Platform console and create a new project. Enable the Google+ API and generate the client ID and secret key.

  3. In your Shopify app, go to the Login section and select Add Login with Facebook or Login with Google.

  4. Enter the client ID and secret key obtained from Facebook and Google into the appropriate fields.

  5. Save the changes and test the login feature to ensure it is working properly.

By adding Facebook and Google login with OAuth 2.0 to your Shopify store, you can provide a seamless and secure login experience for your users. This can increase customer satisfaction and improve your website's overall usability.

Code Example 4: Implementing Two-factor Authentication with Multi-Factor Authentication (MFA)

For added security, you may want to implement two-factor authentication (2FA) or multi-factor authentication (MFA) on your Shopify store. This will require users to provide two or more pieces of evidence to verify their identity before they can log in.

Here's an example of how to implement MFA on your Shopify store:

  1. Install the Shopify MFA app: In the Shopify app store, search for and install an MFA app. There are several options available, including Authy, Google Authenticator, and Duo.

  2. Enable MFA for staff accounts: In the Shopify admin panel, click on "Settings" and then "Account" to enable MFA for staff accounts. You can choose to require MFA for all staff accounts or only for those with certain permissions.

  3. Configure the MFA app: Once MFA is enabled, staff members can download the MFA app and configure it with their Shopify account. This will involve scanning a QR code or manually entering a code into the app.

  4. Log in with MFA: To log in to the Shopify store with MFA enabled, staff members will need to enter their email address and password as usual. They will then need to open the MFA app and enter the code generated by the app to complete the login process.

By implementing MFA on your Shopify store, you can ensure that only authorized personnel can access sensitive information and make changes to your store. Plus, with many MFA apps available for free, it's an easy and cost-effective way to boost your store's security.


In , implementing user login on your Shopify store is essential for providing a personalized shopping experience for your customers, as well as keeping their data secure. By using the code snippets provided in this article, you can easily add this functionality to your store and customize it to suit your needs.

Remember to prioritize the security of your customers' information by using industry-standard encryption and authentication methods. In addition, providing a seamless login experience by integrating with popular social media platforms can help streamline the process for your customers.

With these code examples and best practices in mind, you can ensure a smooth and secure login process for your customers, ultimately leading to increased customer satisfaction and loyalty.


If you're interested in learning more about user login functionality in Shopify, here are some resources that may be helpful:

Additionally, here are some code examples and libraries that you can use to implement user login on your Shopify store:

Remember to always test your code thoroughly and follow best practices for security to ensure a safe and secure login experience for your users.

As a developer, I have experience in full-stack web application development, and I'm passionate about utilizing innovative design strategies and cutting-edge technologies to develop distributed web applications and services. My areas of interest extend to IoT, Blockchain, Cloud, and Virtualization technologies, and I have a proficiency in building efficient Cloud Native Big Data applications. Throughout my academic projects and industry experiences, I have worked with various programming languages such as Go, Python, Ruby, and Elixir/Erlang. My diverse skillset allows me to approach problems from different angles and implement effective solutions. Above all, I value the opportunity to learn and grow in a dynamic environment. I believe that the eagerness to learn is crucial in developing oneself, and I strive to work with the best in order to bring out the best in myself.
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