Clear references to uploaded images in the Product Sync for GBP

psfg_clear_image_references.php

<?php
/*
 * Clears Product Sync for GPB image references on Google and forces re-upload
 *
 * Copy snippet into the Code Snippets plugin (https://wordpress.org/plugins/code-snippets/) and set it to only run once, then execute it
 *
 */
function psfg_clear_all_image_references(){
	$args = [
		'post_type'         => 'product',
		'post_status'       => 'publish',
		'posts_per_page'    => -1,
		'fields'            => 'ids',
	];

	$post_ids = get_posts($args);

	foreach($post_ids as $post_id){
		$created_posts = get_post_meta($post_id, '_psfg_created_products', true);
		if(!empty($created_posts) && is_array($created_posts)){
			foreach($created_posts as $created_post){
				unset( $created_post->image);
			}
		}
		update_post_meta($post_id, '_psfg_created_products', $created_posts);
	}
}

add_action('init', 'psfg_clear_all_image_references');