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Documentation / Add-ons / Square Gateway

Square Gateway

Square is a popular payment gateway for accepting donations in-person and online. This payment gateway allows you to connect GiveWP to your Square account to accept credit cards online with ease.

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In order to accept donations with Square using GiveWP you will need to have an active Square account, the Square GiveWP Add-on, and the Core GiveWP plugin installed and activated.

NOTE: See here for instructions on installing and activating GiveWP Add-ons.

After your Square Add-on is activated, go to “Donations > Settings” and click on the Payment Gateways tab. There you will see the default Payment Gateways (PayPal Standard, Test Payment, and Offline Donations). You should also see Square as an option as well. Click on that menu item to set up Square as an active payment gateway.

If you would like to accept credit cards directly on your website with Square you will need an SSL certificate to secure transactions.

Connecting to Square

In order to begin accepting donations with Square you will first need to connect to the GiveWP Square application. This application allows your website to communicate with the Square API in a secure manner and is required in order to start accepting payments. This all happens automatically when you connect using the “Connect To Square method outlined in this section.

Once the plugin is activated you will see a notice display at the top of the Plugins listing screen in WP-admin:

The Square activation banners. One displays the “Connect” button (if not already connected) and the other with links to docs, settings and support.

If you’re not already connected you will also see a “Connect to Square” button displayed on the gateway’s settings page:

The “Connect to Square” button displaying on the Square Settings page.

To connect, click the Connect to Square button. If you are not already logged into Square you will be prompted to login:

The Square log in displays if you are not logged into Square when attempting to connect. Log in to the account you’d like to connect to GiveWP.

Once you’re logged into the account you would like to connect to GiveWP you will see a permissions page.

Click “Accept” to proceed:

permissions requested by Square Gateway

After you click “Allow” you then be redirected back to your GiveWP’s Square Settings page within WP-admin. The gateway should now show you as connected.

Select a location you wish to associate donations on your website to:

Now that your account is connected and you have the proper location set it’s time to enable the gateway under Settings > Payment Gateways > Enabled Gateways:

Note: the “Connect to Square” method uses what is called a “token” verify the identity of your site in order to process donations. When Square is connected to your website via the Connect to Square button, a new token is generated and added to your site. The token has a life of 30 days before it expires and renews automatically. When a new donation is made, this token is sent to the Square gateway along with the donation details, so the payment gateway can process a donation.

GiveWP automatically renews the token using a background process. If your site is having trouble staying connected to Square, it’s usually the result of the token expiring. See the FAQ below for steps to troubleshoot that issue.

Testing Your Square Integration

It’s recommended that you test your gateway integration before going live with your fundraising campaigns. Square has a sandbox version of their platform that you can connect and test with. To access this you will need to log into their development website which is separate from the live dashboard.

Connecting to Square’s Sandbox for Testing

In order to connect to the Square Sandbox you will need to be logged into your Sandbox Test Account. To do this:

  1. Log in to: https://developer.squareup.com/apps
  2. Click “Open” next to a Sandbox Test Account
  3. Return to the Square settings in GiveWP and click “Connect to Square Sandbox Account”
  4. You will then be redirected and connected to your Square Sandbox Account from step 2.

Processing Refunds

The Square integration with GiveWP allows you to process refunds directly on the Donation Details screen. To process a refund, change the donation status from “Complete” to “Refunded”. When you do this, you will see a new “Refund charge in Square” checkbox appear:

refund square charge
Checking the “Refund charge in Square” option will automatically refund the charge to the donor at the Square gateway.

When you select this option the charge will be refunded at the payment gateway:

A refunded donation from GiveWP on your website will have a note describing where the refund was initiated.

Note: If you refund a donation at Square you will have to update the donation’s status manually within GiveWP on your website.

Renewing Your Square Token Manually

If you’re not visiting the Payment Gateway Settings page often, you may not notice that the token is expired or that your donations are being marked as pending. A quick solution for that is to renew the token manually.

To renew the token manually, navigate to Donations > Settings > Payment Gateways > Square and click on Renew Token (if you are in Sandbox mode, it will be called Renew Token – Sandbox).

the renew token for Square Sandbox
Note: If the token is expiring and/or not renewing correctly, the long-term solution is to connect to Square via API keys in the next section. This method prevents any token related interruptions in your Square donations.

Connecting to Square with API keys

In addition to the “Connect to Square” button, you can also use the Square API to connect Square to your website directly. Some users find this to be useful if Square disconnects for any reason.

The first thing to do in order to connect to the Square API is to go to Donations > Settings > Advanced > Square and enable the API. Save your changes at the bottom.

Creating the App

Go to https://developer.squareup.com/apps and click Create Your First Application.

create a square app

Use “GiveWP Integration” or something similar as the name. You may want to use the name of your business or the name of the form. Whatever will be most helpful. Agree to the terms and click “Create Application”. Square will go ahead and create your app!

creating a new square application


The following page will contain your keys for both testing and production.

Transactions can not go through if there is no Location ID set in the settings.

You can get your Location ID by logging into Square and then navigating to https://squareup.com/dashboard/apps/my-apps

From there, click Manage App for the app you are using, and then on the next page, make sure you are using the production settings, and click Location.

square locations settings

Adding Sandbox Keys

In a new tab, open up your WordPress site, and go to Donations > Settings > Advanced > Square. On that page, enable the Square API Keys.

From there, go to Payment Gateways > Square Settings.

square credentials settings

Copy and paste the Sandbox Application ID and Sandbox Access Token from your Square page to the corresponding fields on the GiveWP Square settings page, as well as the location ID you got from the previous step.

Adding Production Keys

Now we do the same things, but with the production keys. In your Square screen, toggle orange Sandbox Settings to Production Settings. The keys will change.

Take the Application ID and Personal Access Token from your Square page and copy/paste them to your GiveWP Square settings page – specifically the Live Application ID and Live Access Token fields.

If you see an error that says “Request not authorized” on your donation form, make sure you’ve gone to squareup.com/activate and finished setting up your account.

Some settings for Square are located in the Advanced tab at Donations > Settings > Advanced > Square. This section covers those settings and options.

Advanced Settings Options overview

Square API Keys

Settings Type: Radio buttons
Options: Enabled | Disabled
Default: Disabled

This setting is intended for when you’d like to use your own API keys taken directly from Square, instead of the blue Square Connect button from the Payment Gateways tab.

Square Styles

Settings Type: Text Area
Default Content:  {}

Use these areas to add custom JSON for various Square elements on your websites, such as color, font and more, in order to match the look and feel of your WordPress theme.

Common Questions

The following section provides helpful troubleshooting information should you experience trouble with the add-on or integration.

Last updated 1 year ago

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