wpsc-components/theme-engine-v1/helpers/ajax.php ➔ wpsc_change_tax()

Complexity

Conditions	24
Paths	> 20000

Size

Total Lines	130
Code Lines	84

Duplication

Lines	0
Ratio	0 %

<?php
function wpsc_change_tax() {
	global $wpdb, $wpsc_cart;

Functions must not contain multiple empty lines in a row; found 2 empty lines

	$form_id = absint( $_POST['form_id'] );

	$wpsc_selected_country = $wpsc_cart->selected_country;
	$wpsc_selected_region  = $wpsc_cart->selected_region;

	$wpsc_delivery_country = $wpsc_cart->delivery_country;
	$wpsc_delivery_region  = $wpsc_cart->delivery_region;

	$previous_country = wpsc_get_customer_meta( 'billingcountry' );

	global $wpdb, $user_ID, $wpsc_customer_checkout_details;

	if ( isset( $_POST['billing_country'] ) ) {
		$wpsc_selected_country = sanitize_text_field( $_POST['billing_country'] );
		wpsc_update_customer_meta( 'billingcountry', $wpsc_selected_country );
	}

	if ( isset( $_POST['billing_region'] ) ) {
		$wpsc_selected_region = absint( $_POST['billing_region'] );
		wpsc_update_customer_meta( 'billingregion', $wpsc_selected_region );
	}

	$check_country_code = WPSC_Countries::get_country_id_by_region_id( wpsc_get_customer_meta( 'billing_region' ) );

	if ( wpsc_get_customer_meta( 'billingcountry' ) != $check_country_code ) {
		$wpsc_selected_region = null;
	}

	if ( isset( $_POST['shipping_country'] ) ) {
		$wpsc_delivery_country = sanitize_text_field( $_POST['shipping_country'] );
		wpsc_update_customer_meta( 'shippingcountry', $wpsc_delivery_country );
	}
	if ( isset( $_POST['shipping_region'] ) ) {
		$wpsc_delivery_region = absint( $_POST['shipping_region'] );
		wpsc_update_customer_meta( 'shippingregion', $wpsc_delivery_region );
	}

	$check_country_code = WPSC_Countries::get_country_id_by_region_id( $wpsc_delivery_region );
	if ( $wpsc_delivery_country != $check_country_code ) {
		$wpsc_delivery_region = null;
	}

	$wpsc_cart->update_location();
	$wpsc_cart->get_shipping_method();
	$wpsc_cart->get_shipping_option();

	if ( $wpsc_cart->selected_shipping_method != '' ) {
		$wpsc_cart->update_shipping( $wpsc_cart->selected_shipping_method, $wpsc_cart->selected_shipping_option );
	}

	$tax         = $wpsc_cart->calculate_total_tax();
	$total       = wpsc_cart_total();
	$total_input = wpsc_cart_total( false );

	if ( $wpsc_cart->coupons_amount >= $total_input && ! empty( $wpsc_cart->coupons_amount ) ) {
		$total = 0;
	}

	if ( $wpsc_cart->total_price < 0 ) {
		$wpsc_cart->coupons_amount += $wpsc_cart->total_price;
		$wpsc_cart->total_price     = null;
		$wpsc_cart->calculate_total_price();
	}

	$delivery_country = wpsc_get_customer_meta( 'shipping_country' );
	$output           = _wpsc_ajax_get_cart( false );
	$output           = $output['widget_output'];

	$json_response = array();

	global $wpsc_checkout;
	if ( empty( $wpsc_checkout ) ) {
		$wpsc_checkout = new wpsc_checkout();
	}

	$json_response['delivery_country'] = esc_js( $delivery_country );
	$json_response['billing_country']  = esc_js( $wpsc_selected_country );
	$json_response['widget_output']    = $output;
	$json_response['shipping_keys']    = array();
	$json_response['cart_shipping']    = wpsc_cart_shipping();
	$json_response['form_id']          = $form_id;
	$json_response['tax']              = $tax;
	$json_response['display_tax']      = wpsc_cart_tax();
	$json_response['total']            = $total;
	$json_response['total_input']      = $total_input;

	$json_response['lock_tax']     = get_option( 'lock_tax' );
	$json_response['country_name'] = wpsc_get_country( $delivery_country );

	if ( 'US' == $delivery_country || 'CA' == $delivery_country ) {
		$output = wpsc_shipping_region_list( $delivery_country, wpsc_get_customer_meta( 'shipping_region' ) );
		$output = str_replace( array( "\n", "\r" ), '', $output );
		$json_response['shipping_region_list'] = $output;
	}

	foreach ( $wpsc_cart->cart_items as $key => $cart_item ) {
		$json_response['shipping_keys'][ $key ] = wpsc_currency_display( $cart_item->shipping );
	}

	$form_selected_country = null;
	$form_selected_region  = null;
	$onchange_function     = null;

	if ( ! empty( $_POST['billing_country'] ) && $_POST['billing_country'] != 'undefined' && ! isset( $_POST['shipping_country'] ) ) {
		$form_selected_country = $wpsc_selected_country;
		$form_selected_region  = $wpsc_selected_region;
		$onchange_function     = 'set_billing_country';
	} else if ( ! empty( $_POST['shipping_country'] ) && $_POST['shipping_country'] != 'undefined' && ! isset( $_POST['billing_country'] ) ) {
		$form_selected_country = $wpsc_delivery_country;
		$form_selected_region  = $wpsc_delivery_region;
		$onchange_function     = 'set_shipping_country';
	}

	if ( $form_selected_country != null && $onchange_function != null ) {

It seems like you are loosely comparing $onchange_function of type string|null against null; this is ambiguous if the string can be empty. Consider using a strict comparison !== instead.

		$checkoutfields = 'set_shipping_country' == $onchange_function;
		$region_list = wpsc_country_region_list( $form_id, false, $form_selected_country, $form_selected_region, $form_id, $checkoutfields );

		if ( $region_list != null ) {
			$json_response['region_list'] = str_replace( array( "\n", "\r" ), '', $region_list );
		}
	}

	echo json_encode( $json_response );
	exit();
}