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<?php
//Dont copy the above opening php tag

//Hide WooCommerce from non-logged in users
function woocommerce_hide_non_registered() {        
    if( ( is_shop() || is_product() || is_product_category() )  && ! is_user_logged_in() ) {
        wp_redirect( site_url( '/' ) );
        exit();
    }   
}
add_action( 'template_redirect','woocommerce_hide_non_registered' );