Prevent the product name, product description and product excerpt from being overwritten during a Product Set update. [datafeedr]

prevent-content-override.php

<?php

/**
 * Prevent product titles, descriptions & excerpts from being overwritten during Product Set updates.
 *
 * @param array $post Array containing WordPress Post information.
 * @param array $product Array containing Datafeedr Product information.
 * @param array $set Array containing Product Set information.
 * @param string $action Either "update" or "insert" depending on what the Product Set is doing.
 *
 * @return array Updated $post array.
 */
function mycode_prevent_product_title_content_excerpt_override( $post, $product, $set, $action ) {

	if ( 'insert' == $action ) {
		return $post;
	}

	unset( $post['post_title'] );    // Prevent title from being overwritten.
	unset( $post['post_content'] );  // Prevent description from being overwritten.
	unset( $post['post_excerpt'] );  // Prevent excerpt from being overwritten.

	return $post;
}

add_filter( 'dfrpswc_filter_post_array', 'mycode_prevent_product_title_content_excerpt_override', 999, 4 );