woocommerce / woocommerce-gateway-stripe

		$user_email           = '';

		// If paying from order, we need to get total from order not cart.

		if ( isset( $_GET['pay_for_order'] ) && ! empty( $_GET['key'] ) ) {

			$order      = wc_get_order( wc_get_order_id_by_order_key( wc_clean( $_GET['key'] ) ) );

			$total      = $order->get_total();

			$user_email = WC_Stripe_Helper::is_pre_30() ? $order->billing_email : $order->get_billing_email();

		} else {

			if ( $user->ID ) {

				$user_email = get_user_meta( $user->ID, 'billing_email', true );

				$user_email = $user_email ? $user_email : $user->user_email;

			}

		}

		if ( is_add_payment_method_page() ) {

			$pay_button_text = __( 'Add Card', 'woocommerce-gateway-stripe' );

		$display_tokenization = $this->supports( 'tokenization' ) && $this->saved_cards;

		// If paying from order, we need to get total from order not cart.

		if ( ! empty( $_GET['key'] ) ) {

			$order      = wc_get_order( wc_get_order_id_by_order_key( wc_clean( $_GET['key'] ) ) );

			$total      = $order->get_total();

			$user_email = WC_Stripe_Helper::is_pre_30() ? $order->billing_email : $order->get_billing_email();

		} else {

			if ( $user->ID ) {

				$user_email = get_user_meta( $user->ID, 'billing_email', true );

				$user_email = $user_email ? $user_email : $user->user_email;

			}

		}

		ob_start();