Fix/363 - Fatal Error when WooCommerce is disabled

[faisal-alvi]

All Submissions:

• Does your code follow the WordPress coding standards?
• Have you written new tests for your changes, as applicable?
• Have you successfully run tests with your changes locally?

Changes proposed in this Pull Request:

This PR adds a check if the WooCommerce class exists, if not, it shows a message. This is inspired by the bookings' message.

Closes #363.

How to test the changes in this Pull Request:

1. Activate WC, WC Booking and Accommodation-Bookings.
2. Deactivate WC
3. A message should appear at the top.

Other information:

• Have you checked to ensure there aren't other open Pull Requests for the same update/change?

Changelog entry

Fix - Fatal Error when WooCommerce is disabled.

[ankitguptaindia]

QA/Test Report- ✅

Testing Environment -

• WordPress: 6.3.1
• Theme: Storefront Version: 4.5.2
• WooCommerce - Version 8.0.3
• PHP: 8.0.21
• Web Server: Nginx
• Browser: Chrome - Version 116
• OS: macOS Monterey V 12.3.1
• Git Branch: fix/363

Test Results - Issue has been fixed.

Next Step- Ready to Code Review(Woo) UAT

[ankitguptaindia]

Regression+Smoke Test Report- ✅

Testing Environment -

• WordPress: 6.3.1
• Theme: Storefront Version: 4.5.2
• WooCommerce - Version 8.1.1
• PHP: 8.0.22
• Web Server: Nginx
• Browser: Chrome - Version 115

Tested with Archive File created via

php woorelease.phar build smoke-testing branch _URL_

• Composer version - 2.3.5
• npm version - 8.19.3
• node version - 16.19.1

Please note that this plugin has been tested with the build created by the specified versions ☝🏼 of Composer, Node, and NPM.

Status- Working as expected. Ready to merge 🚀