Modify variation drop-downs to radio buttons

Changes variation drop-down form fields to radio button fields.

If you need a more advanced version of this functionality, check out the official extension WooCommerce Variation Swatches and Photos.

add_action( 'woocommerce_variable_add_to_cart', function() {

	add_action( 'wp_print_footer_scripts', function() {

		?>
		<script type="text/javascript">

		// DOM Loaded
		document.addEventListener( 'DOMContentLoaded', function() {
 
			// Get Variation Pricing Data
			var variations_form = document.querySelector( 'form.variations_form' );
			var data = variations_form.getAttribute( 'data-product_variations' );
			data = JSON.parse( data );

			// Loop Drop Downs
			document.querySelectorAll( 'table.variations select' )
				.forEach( function( select ) {

				// Loop Drop Down Options
				select.querySelectorAll( 'option' )
					.forEach( function( option ) {

					// Skip Empty
					if( ! option.value ) {
						return;
					}

					// Get Pricing For This Option
					var pricing = '';
					data.forEach( function( row ) {
						if( row.attributes[select.name] == option.value ) {
							pricing = row.price_html;
						}
					} );

					// Create Radio
					var radio = document.createElement( 'input' );
						radio.type = 'radio';
						radio.name = select.name;
						radio.value = option.value;
						radio.checked = option.selected;
					var label = document.createElement( 'label' );
						label.appendChild( radio );
						label.appendChild( document.createTextNode( ' ' + option.text + ' ' ) );
					var span = document.createElement( 'span' );
						span.innerHTML = pricing;
						label.appendChild( span );
					var div = document.createElement( 'div' );
						div.appendChild( label );

					// Insert Radio
					select.closest( 'td' ).appendChild( div );

					// Handle Clicking
					radio.addEventListener( 'click', function( event ) {
						select.value = radio.value;
						jQuery( select ).trigger( 'change' );
					} );

				} ); // End Drop Down Options Loop

				// Hide Drop Down
				select.style.display = 'none';

			} ); // End Drop Downs Loop
 
		} ); // End Document Loaded

		</script>
		<?php

	} );

} );

Instructions for Modify variation drop-downs to radio buttons

  1. Log into a staging or locally hosted clone of your site.
  2. Install and activate Code Snippets plugin.
  3. WP Admin > Snippets > Add New
  4. Copy and paste the code from the section above.
  5. Check to ensure formatting came over properly.
  6. Customize the code as desired.
  7. Add a meaningful title.
  8. Select whether to run on front-end or back-end (or both).
  9. Click “Save and Activate”.
  10. Test your site to ensure it works.
  11. Disable if any problems, or recover.
  12. Repeat for live environment.

Need help modifying Modify variation drop-downs to radio buttons?

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License

All code snippets are licensed GPLv2 (or later) matching WordPress licensing.

Except when otherwise stated in writing the copyright holders and/or other parties provide the program as-is without warranty of any kind, either expressed or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose.

Disclaimer of warranty
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