OpenCart

[ { "title":"Testing", "link":"https://docs.solidgate.com/payments/testing/", "text":"Simulate payments to test your integration before launching in production.", "imgSrc":"https://solidgate.com/wp-content/uploads/2022/06/icon-customizable.svg" } , { "title":"Create your payment form", "link":"https://docs.solidgate.com/payments/integrate/payment-form/create-your-payment-form/", "text":"Understand how to integrate the payment form into your product.", "imgSrc":"https://solidgate.com/wp-content/uploads/2022/06/icon-payments.svg" } , { "title":"Billing", "link":"https://docs.solidgate.com/billing/", "text":"Smart billing solutions designed for diverse business models.", "imgSrc":"https://solidgate.com/wp-content/uploads/2022/06/icon-global.svg" } ]

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OpenCart
Integrate Solidgate to accept secure card payments in OpenCart

Solidgate offers secure card payment processing for your OpenCart store.

Follow the steps below to integrate Solidgate and start accepting payments. Before you begin, ensure you have:

  • Solidgate account
    Access to your account at Solidgate HUB to get your Guide
    Learn to authenticate API requests and fix validation errors effectively.     API keys.
  • OpenCart & PHP versions
    Ensure your OpenCart version and PHP version meet the requirements for the module.
    • OpenCart 3.x / 4.x or higher
    • PHP 7.4(OC3)+ / 8.1(OC4)+

Install module
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To install the module


  1. Copy module files of the Solidgate directory to your OpenCart installation directory:
    catalog/controller/extension/payment/solidgate.php
    catalog/model/extension/payment/solidgate.php
    catalog/view/theme/default/template/extension/payment/solidgate.twig
    catalog/language/en-gb/extension/payment/solidgate.php
    admin/controller/extension/payment/solidgate.php
    admin/view/template/extension/payment/solidgate.twig
    admin/language/en-gb/extension/payment/solidgate.php
    system/library/php-sdk-master/
  2. In OpenCart admin panel, go to Back Office > Extensions > Payments.
  3. Find Solidgate.
  4. Proceed with Install.
  5. Click on Edit and then Enable.

Get API keys
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To get API keys


  1. Log in to the Solidgate HUB account.
  2. Navigate to Developers > Channels.
  3. Click on the needed channel to go to the Channel details page.
  4. For the OpenCart configuration page, find the following credentials:
    • Public key - API public key from the Solidgate HUB api_pk
    • Secret key - API secret key from the Solidgate HUB api_sk
  5. Optionally, on the Channel details page, add a Guide
    Subscribe for events on your Solidgate account so your integration can automatically trigger actions     Webhook     URL for payment status updates.
    https://yourstore/solidgate/payment/notify

Configure payment gateway
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To complete OpenCart configuration


  1. In OpenCart admin panel, go to Extensions > Payments.
  2. Find Solidgate.
  3. Click Configure and fill in the following details:
    • Public key: API public key from the Solidgate HUB api_pk
    • Secret key: API secret key from the Solidgate HUB api_sk
    • Webhook URL: For payment sync status, copy it to add to Solidgate HUB
    • Webhook public key: Webhook public key from the Solidgate HUB wh_pk
    • Webhook secret key: Webhook secret key from the Solidgate HUB wh_sk
  4. Click on Save to complete the configuration.
Additionally, you can configure extra processing settings in OpenCart admin panel.

Checkout flow
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The following steps show how payment processing works with Solidgate in OpenCart:


  1. Customer selects Solidgate as the payment method.
  2. Store redirects the customer to the Solidgate’s secure Guide
    Create and customize a secure payment page for your customers.     payment page.
  3. Customer enters their card details and confirms the payment.
  4. Solidgate processes the transaction and redirects them back to:
    • Success - OpenCart order success page
    • Failure - OpenCart error message
For testing, you can use sandbox keys that allow you to simulate payments without any real charges.

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