File class-wc-checkout.php has 744 lines of code (exceeds 250 allowed). Consider refactoring.

Open

<?php
/**
 * Checkout functionality
 *
 * The WooCommerce checkout class handles the checkout process, collecting user data and processing the payment.

Function validate_posted_data has a Cognitive Complexity of 60 (exceeds 5 allowed). Consider refactoring.

Open

    protected function validate_posted_data( &$data, &$errors ) {
        foreach ( $this->get_checkout_fields() as $fieldset_key => $fieldset ) {
            $validate_fieldset = true;
            if ( $this->maybe_skip_fieldset( $fieldset_key, $data ) ) {
                $validate_fieldset = false;

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WC_Checkout has 32 functions (exceeds 20 allowed). Consider refactoring.

Open

class WC_Checkout {

    /**
     * The single instance of the class.
     *

Function validate_checkout has a Cognitive Complexity of 21 (exceeds 5 allowed). Consider refactoring.

Open

    protected function validate_checkout( &$data, &$errors ) {
        $this->validate_posted_data( $data, $errors );
        $this->check_cart_items();

        // phpcs:ignore WordPress.Security.NonceVerification.Missing

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Function process_customer has a Cognitive Complexity of 21 (exceeds 5 allowed). Consider refactoring.

Open

    protected function process_customer( $data ) {
        $customer_id = apply_filters( 'woocommerce_checkout_customer_id', get_current_user_id() );

        if ( ! is_user_logged_in() && ( $this->is_registration_required() || ! empty( $data['createaccount'] ) ) ) {
            $username    = ! empty( $data['account_username'] ) ? $data['account_username'] : '';

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Method validate_posted_data has 71 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function validate_posted_data( &$data, &$errors ) {
        foreach ( $this->get_checkout_fields() as $fieldset_key => $fieldset ) {
            $validate_fieldset = true;
            if ( $this->maybe_skip_fieldset( $fieldset_key, $data ) ) {
                $validate_fieldset = false;

Method get_checkout_fields has 64 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function get_checkout_fields( $fieldset = '' ) {
        if ( ! is_null( $this->fields ) ) {
            return $fieldset ? $this->fields[ $fieldset ] : $this->fields;
        }

Function get_posted_data has a Cognitive Complexity of 17 (exceeds 5 allowed). Consider refactoring.

Open

    public function get_posted_data() {
        // phpcs:disable WordPress.Security.NonceVerification.Missing
        $data = array(
            'terms'                              => (int) isset( $_POST['terms'] ),
            'createaccount'                      => (int) ( $this->is_registration_enabled() ? ! empty( $_POST['createaccount'] ) : false ),

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Method create_order has 56 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function create_order( $data ) {
        // Give plugins the opportunity to create an order themselves.
        $order_id = apply_filters( 'woocommerce_create_order', null, $this );
        if ( $order_id ) {
            return $order_id;

Function process_checkout has a Cognitive Complexity of 16 (exceeds 5 allowed). Consider refactoring.

Open

    public function process_checkout() {
        try {
            $nonce_value = wc_get_var( $_REQUEST['woocommerce-process-checkout-nonce'], wc_get_var( $_REQUEST['_wpnonce'], '' ) ); // @codingStandardsIgnoreLine.

            if ( empty( $nonce_value ) || ! wp_verify_nonce( $nonce_value, 'woocommerce-process_checkout' ) ) {

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Method process_customer has 45 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function process_customer( $data ) {
        $customer_id = apply_filters( 'woocommerce_checkout_customer_id', get_current_user_id() );

        if ( ! is_user_logged_in() && ( $this->is_registration_required() || ! empty( $data['createaccount'] ) ) ) {
            $username    = ! empty( $data['account_username'] ) ? $data['account_username'] : '';

Method process_checkout has 44 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function process_checkout() {
        try {
            $nonce_value = wc_get_var( $_REQUEST['woocommerce-process-checkout-nonce'], wc_get_var( $_REQUEST['_wpnonce'], '' ) ); // @codingStandardsIgnoreLine.

            if ( empty( $nonce_value ) || ! wp_verify_nonce( $nonce_value, 'woocommerce-process_checkout' ) ) {

Function create_order has a Cognitive Complexity of 14 (exceeds 5 allowed). Consider refactoring.

Open

    public function create_order( $data ) {
        // Give plugins the opportunity to create an order themselves.
        $order_id = apply_filters( 'woocommerce_create_order', null, $this );
        if ( $order_id ) {
            return $order_id;

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Method get_posted_data has 43 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function get_posted_data() {
        // phpcs:disable WordPress.Security.NonceVerification.Missing
        $data = array(
            'terms'                              => (int) isset( $_POST['terms'] ),
            'createaccount'                      => (int) ( $this->is_registration_enabled() ? ! empty( $_POST['createaccount'] ) : false ),

Function get_checkout_fields has a Cognitive Complexity of 12 (exceeds 5 allowed). Consider refactoring.

Open

    public function get_checkout_fields( $fieldset = '' ) {
        if ( ! is_null( $this->fields ) ) {
            return $fieldset ? $this->fields[ $fieldset ] : $this->fields;
        }

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Method validate_checkout has 31 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function validate_checkout( &$data, &$errors ) {
        $this->validate_posted_data( $data, $errors );
        $this->check_cart_items();

        // phpcs:ignore WordPress.Security.NonceVerification.Missing

Method create_order_line_items has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function create_order_line_items( &$order, $cart ) {
        foreach ( $cart->get_cart() as $cart_item_key => $values ) {
            /**
             * Filter hook to get initial item object.
             *

Method __set has 27 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function __set( $key, $value ) {
        switch ( $key ) {
            case 'enable_signup':
                $bool_value = wc_string_to_bool( $value );

Method get_value has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function get_value( $input ) {
        // If the form was posted, get the posted value. This will only tend to happen when JavaScript is disabled client side.
        if ( ! empty( $_POST[ $input ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
            return wc_clean( wp_unslash( $_POST[ $input ] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
        }

Function get_value has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    public function get_value( $input ) {
        // If the form was posted, get the posted value. This will only tend to happen when JavaScript is disabled client side.
        if ( ! empty( $_POST[ $input ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
            return wc_clean( wp_unslash( $_POST[ $input ] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
        }

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Function __set has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public function __set( $key, $value ) {
        switch ( $key ) {
            case 'enable_signup':
                $bool_value = wc_string_to_bool( $value );

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Function maybe_skip_fieldset has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    protected function maybe_skip_fieldset( $fieldset_key, $data ) {
        if ( 'shipping' === $fieldset_key && ( ! $data['ship_to_different_address'] || ! WC()->cart->needs_shipping_address() ) ) {
            return true;
        }

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Avoid too many return statements within this method.

Open

                return apply_filters( 'woocommerce_checkout_customer_id', get_current_user_id() );

Avoid too many return statements within this method.

Open

                return $this->legacy_posted_data['payment_method'];

Avoid too many return statements within this method.

Open

                return $this->legacy_posted_data;

Avoid too many return statements within this method.

Open

                return (array) WC()->session->get( 'chosen_shipping_methods' );

Avoid too many return statements within this method.

Open

                return $this->legacy_posted_data['shipping_method'];

Function create_order_shipping_lines has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    public function create_order_shipping_lines( &$order, $chosen_shipping_methods, $packages ) {
        foreach ( $packages as $package_key => $package ) {
            if ( isset( $chosen_shipping_methods[ $package_key ], $package['rates'][ $chosen_shipping_methods[ $package_key ] ] ) ) {
                $shipping_rate            = $package['rates'][ $chosen_shipping_methods[ $package_key ] ];
                $item                     = new WC_Order_Item_Shipping();

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