Code-Snippets-Functions/Execute a function on a child site/WooCommerce/change-download-url.txt

function filter_woocommerce_customer_available_downloads( $downloads, $customer_id ) {
    // Only on my account downloads section
    if ( ! is_wc_endpoint_url( 'downloads' ) )
        return $downloads;

    // Loop though downloads
    foreach( $downloads as $key => $download ) {
        // Replace
        $downloads[$key]['download_url'] = str_replace( '/?download_file', '/account/downloads/?download_file', $download['download_url'] );
    }

    return $downloads;
}
add_filter( 'woocommerce_customer_available_downloads', 'filter_woocommerce_customer_available_downloads', 10, 2 );