WooCommerce Subscriptions Plugin Support

In order to support the WooCommerce Subscription plugin you need to create the following file in your child theme > wp-content/themes/child-theme/woocommerce/single-product/add-to-cart/variable-subscription.php

<?php
/**
 * Variable subscription product add to cart
 *
 * @author  Prospress
 * @package WooCommerce-Subscriptions/Templates
 * @version 2.2.20
 */
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

global $product;

$attribute_keys = array_keys( $attributes );
$user_id = get_current_user_id();

do_action( 'woocommerce_before_add_to_cart_form' ); ?>

<form class="variations_form cart" method="post" enctype='multipart/form-data' data-product_id="<?php echo absint( $product->get_id() ); ?>" data-product_variations="<?php echo htmlspecialchars( wcs_json_encode( $available_variations ) ) ?>">
	<?php do_action( 'woocommerce_before_variations_form' ); ?>

	<?php if ( empty( $available_variations ) && false !== $available_variations ) : ?>
		<p class="stock out-of-stock"><?php esc_html_e( 'This product is currently out of stock and unavailable.', 'woocommerce-subscriptions' ); ?></p>
	<?php else : ?>
		<?php if ( ! $product->is_purchasable() && 0 != $user_id && 'no' != wcs_get_product_limitation( $product ) && wcs_is_product_limited_for_user( $product, $user_id ) ) : ?>
			<?php $resubscribe_link = wcs_get_users_resubscribe_link_for_product( $product->get_id() ); ?>
			<?php if ( ! empty( $resubscribe_link ) && 'any' == wcs_get_product_limitation( $product ) && wcs_user_has_subscription( $user_id, $product->get_id(), wcs_get_product_limitation( $product ) ) && ! wcs_user_has_subscription( $user_id, $product->get_id(), 'active' ) && ! wcs_user_has_subscription( $user_id, $product->get_id(), 'on-hold' ) ) : // customer has an inactive subscription, maybe offer the renewal button ?>
				<a href="<?php echo esc_url( $resubscribe_link ); ?>" class="button product-resubscribe-link"><?php esc_html_e( 'Resubscribe', 'woocommerce-subscriptions' ); ?></a>
			<?php else : ?>
				<p class="limited-subscription-notice notice"><?php esc_html_e( 'You have an active subscription to this product already.', 'woocommerce-subscriptions' ); ?></p>
			<?php endif; ?>
		<?php else : ?>
			<table class="variations" cellspacing="0">
				<tbody>
				<?php foreach ( $attributes as $attribute_name => $options ) : ?>
					<tr>
						<td class="label"><label for="<?php echo esc_attr( sanitize_title( $attribute_name ) ); ?>"><?php echo esc_html( wc_attribute_label( $attribute_name ) ); ?></label></td>
						<td class="value">
							<?php
							$selected = isset( $_REQUEST ) ? wc_clean( $_REQUEST ) : $product->get_variation_default_attribute( $attribute_name );
								$images = array();
								foreach ($options as $option) {
									$term = get_term_by('slug', $option, $attribute_name);
									$image = apply_filters('woocommerce_attribute_value_image', esc_html( $term->name ), $term->term_id, true);
									
									if(!empty($image)) {
										$images[] = '<a href="#" class="woocommerce-attribute-images-variable-option" data-attribute-value="' . $term->slug . '" data-attribute-name="' . $attribute_name . '">' . $image . '</a>';
									}
									
								}

								if(!empty($images) && count($images) == count($options)) {
									echo '<div class="woocommerce-attribute-images-variable-options">';
										echo implode(' ', $images);
									echo '<div class="clear"></div></div>';
									echo '<div style="display: none;">';
								}
								wc_dropdown_variation_attribute_options( array( 'options' => $options, 'attribute' => $attribute_name, 'product' => $product, 'selected' => $selected ) );

								if(!empty($images) && count($images) == count($options)) {
									echo '</div>';
								}
							// wc_dropdown_variation_attribute_options( array( 'options' => $options, 'attribute' => $attribute_name, 'product' => $product, 'selected' => $selected ) );
							// echo wp_kses( end( $attribute_keys ) === $attribute_name ? apply_filters( 'woocommerce_reset_variations_link', '<a class="reset_variations" href="#">' . __( 'Clear', 'woocommerce-subscriptions' ) . '</a>' ) : '', array( 'a' => array( 'class' => array(), 'href' => array() ) ) );
							?>
						</td>
					</tr>
				<?php endforeach;?>
				</tbody>
			</table>

			<?php
			/**
			 * Post WC 3.4 the woocommerce_before_add_to_cart_button hook is triggered by the callback @see woocommerce_single_variation_add_to_cart_button() hooked onto woocommerce_single_variation.
			 */
			if ( WC_Subscriptions::is_woocommerce_pre( '3.4' ) ) {
				do_action( 'woocommerce_before_add_to_cart_button' );
			}
			?>

			<div class="single_variation_wrap">
				<?php
				/**
				 * woocommerce_before_single_variation Hook.
				 */
				do_action( 'woocommerce_before_single_variation' );

				/**
				 * woocommerce_single_variation hook. Used to output the cart button and placeholder for variation data.
				 * @since 2.4.0
				 * @hooked woocommerce_single_variation - 10 Empty div for variation data.
				 * @hooked woocommerce_single_variation_add_to_cart_button - 20 Qty and cart button.
				 */
				do_action( 'woocommerce_single_variation' );

				/**
				 * woocommerce_after_single_variation Hook.
				 */
				do_action( 'woocommerce_after_single_variation' );
				?>
			</div>

			<?php do_action( 'woocommerce_after_add_to_cart_button' ); ?>
		<?php endif; ?>
	<?php endif; ?>

	<?php do_action( 'woocommerce_after_variations_form' ); ?>
</form>

<?php
do_action( 'woocommerce_after_add_to_cart_form' );