woocommerce/woocommerce

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includes/data-stores/class-wc-order-data-store-cpt.php

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<?php
/**
 * WC_Order_Data_Store_CPT class file.
 *
 * @package WooCommerce\Classes
 */

if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

/**
 * WC Order Data Store: Stored in CPT.
 *
 * @version  3.0.0
 */
class WC_Order_Data_Store_CPT extends Abstract_WC_Order_Data_Store_CPT implements WC_Object_Data_Store_Interface, WC_Order_Data_Store_Interface {

    /**
     * Data stored in meta keys, but not considered "meta" for an order.
     *
     * @since 3.0.0
     * @var array
     */
    protected $internal_meta_keys = array(
        '_customer_user',
        '_order_key',
        '_order_currency',
        '_billing_first_name',
        '_billing_last_name',
        '_billing_company',
        '_billing_address_1',
        '_billing_address_2',
        '_billing_city',
        '_billing_state',
        '_billing_postcode',
        '_billing_country',
        '_billing_email',
        '_billing_phone',
        '_shipping_first_name',
        '_shipping_last_name',
        '_shipping_company',
        '_shipping_address_1',
        '_shipping_address_2',
        '_shipping_city',
        '_shipping_state',
        '_shipping_postcode',
        '_shipping_country',
        '_completed_date',
        '_paid_date',
        '_edit_lock',
        '_edit_last',
        '_cart_discount',
        '_cart_discount_tax',
        '_order_shipping',
        '_order_shipping_tax',
        '_order_tax',
        '_order_total',
        '_payment_method',
        '_payment_method_title',
        '_transaction_id',
        '_customer_ip_address',
        '_customer_user_agent',
        '_created_via',
        '_order_version',
        '_prices_include_tax',
        '_date_completed',
        '_date_paid',
        '_payment_tokens',
        '_billing_address_index',
        '_shipping_address_index',
        '_recorded_sales',
        '_recorded_coupon_usage_counts',
        '_download_permissions_granted',
        '_order_stock_reduced',
    );

    /**
     * Method to create a new order in the database.
     *
     * @param WC_Order $order Order object.
     */
    public function create( &$order ) {
        if ( '' === $order->get_order_key() ) {
            $order->set_order_key( wc_generate_order_key() );
        }
        parent::create( $order );
        do_action( 'woocommerce_new_order', $order->get_id(), $order );
    }

    /**
     * Read order data. Can be overridden by child classes to load other props.
     *
     * @param WC_Order $order Order object.
     * @param object   $post_object Post object.
     * @since 3.0.0
     */
    protected function read_order_data( &$order, $post_object ) {
        parent::read_order_data( $order, $post_object );
        $id             = $order->get_id();
        $date_completed = get_post_meta( $id, '_date_completed', true );
        $date_paid      = get_post_meta( $id, '_date_paid', true );

        if ( ! $date_completed ) {
            $date_completed = get_post_meta( $id, '_completed_date', true );
        }

        if ( ! $date_paid ) {
            $date_paid = get_post_meta( $id, '_paid_date', true );
        }

        $order->set_props(
            array(
                'order_key'            => get_post_meta( $id, '_order_key', true ),
                'customer_id'          => get_post_meta( $id, '_customer_user', true ),
                'billing_first_name'   => get_post_meta( $id, '_billing_first_name', true ),
                'billing_last_name'    => get_post_meta( $id, '_billing_last_name', true ),
                'billing_company'      => get_post_meta( $id, '_billing_company', true ),
                'billing_address_1'    => get_post_meta( $id, '_billing_address_1', true ),
                'billing_address_2'    => get_post_meta( $id, '_billing_address_2', true ),
                'billing_city'         => get_post_meta( $id, '_billing_city', true ),
                'billing_state'        => get_post_meta( $id, '_billing_state', true ),
                'billing_postcode'     => get_post_meta( $id, '_billing_postcode', true ),
                'billing_country'      => get_post_meta( $id, '_billing_country', true ),
                'billing_email'        => get_post_meta( $id, '_billing_email', true ),
                'billing_phone'        => get_post_meta( $id, '_billing_phone', true ),
                'shipping_first_name'  => get_post_meta( $id, '_shipping_first_name', true ),
                'shipping_last_name'   => get_post_meta( $id, '_shipping_last_name', true ),
                'shipping_company'     => get_post_meta( $id, '_shipping_company', true ),
                'shipping_address_1'   => get_post_meta( $id, '_shipping_address_1', true ),
                'shipping_address_2'   => get_post_meta( $id, '_shipping_address_2', true ),
                'shipping_city'        => get_post_meta( $id, '_shipping_city', true ),
                'shipping_state'       => get_post_meta( $id, '_shipping_state', true ),
                'shipping_postcode'    => get_post_meta( $id, '_shipping_postcode', true ),
                'shipping_country'     => get_post_meta( $id, '_shipping_country', true ),
                'payment_method'       => get_post_meta( $id, '_payment_method', true ),
                'payment_method_title' => get_post_meta( $id, '_payment_method_title', true ),
                'transaction_id'       => get_post_meta( $id, '_transaction_id', true ),
                'customer_ip_address'  => get_post_meta( $id, '_customer_ip_address', true ),
                'customer_user_agent'  => get_post_meta( $id, '_customer_user_agent', true ),
                'created_via'          => get_post_meta( $id, '_created_via', true ),
                'date_completed'       => $date_completed,
                'date_paid'            => $date_paid,
                'cart_hash'            => get_post_meta( $id, '_cart_hash', true ),
                'customer_note'        => $post_object->post_excerpt,
            )
        );
    }

    /**
     * Method to update an order in the database.
     *
     * @param WC_Order $order Order object.
     */
    public function update( &$order ) {
        // Before updating, ensure date paid is set if missing.
        if ( ! $order->get_date_paid( 'edit' ) && version_compare( $order->get_version( 'edit' ), '3.0', '<' ) && $order->has_status( apply_filters( 'woocommerce_payment_complete_order_status', $order->needs_processing() ? 'processing' : 'completed', $order->get_id(), $order ) ) ) {
            $order->set_date_paid( $order->get_date_created( 'edit' ) );
        }

        // Also grab the current status so we can compare.
        $previous_status = get_post_status( $order->get_id() );

        // Update the order.
        parent::update( $order );

        // Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
        $new_status = $order->get_status( 'edit' );

        if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
            do_action( 'woocommerce_new_order', $order->get_id(), $order );
        } else {
            do_action( 'woocommerce_update_order', $order->get_id(), $order );
        }
    }

    /**
     * Helper method that updates all the post meta for an order based on it's settings in the WC_Order class.
     *
     * @param WC_Order $order Order object.
     * @since 3.0.0
     */
    protected function update_post_meta( &$order ) {
        $updated_props     = array();
        $id                = $order->get_id();
        $meta_key_to_props = array(
            '_order_key'            => 'order_key',
            '_customer_user'        => 'customer_id',
            '_payment_method'       => 'payment_method',
            '_payment_method_title' => 'payment_method_title',
            '_transaction_id'       => 'transaction_id',
            '_customer_ip_address'  => 'customer_ip_address',
            '_customer_user_agent'  => 'customer_user_agent',
            '_created_via'          => 'created_via',
            '_date_completed'       => 'date_completed',
            '_date_paid'            => 'date_paid',
            '_cart_hash'            => 'cart_hash',
        );

        $props_to_update = $this->get_props_to_update( $order, $meta_key_to_props );

        foreach ( $props_to_update as $meta_key => $prop ) {
            $value = $order->{"get_$prop"}( 'edit' );
            $value = is_string( $value ) ? wp_slash( $value ) : $value;
            switch ( $prop ) {
                case 'date_paid':
                case 'date_completed':
                    $value = ! is_null( $value ) ? $value->getTimestamp() : '';
                    break;
            }

            $updated = $this->update_or_delete_post_meta( $order, $meta_key, $value );

            if ( $updated ) {
                $updated_props[] = $prop;
            }
        }

        $address_props = array(
            'billing'  => array(
                '_billing_first_name' => 'billing_first_name',
                '_billing_last_name'  => 'billing_last_name',
                '_billing_company'    => 'billing_company',
                '_billing_address_1'  => 'billing_address_1',
                '_billing_address_2'  => 'billing_address_2',
                '_billing_city'       => 'billing_city',
                '_billing_state'      => 'billing_state',
                '_billing_postcode'   => 'billing_postcode',
                '_billing_country'    => 'billing_country',
                '_billing_email'      => 'billing_email',
                '_billing_phone'      => 'billing_phone',
            ),
            'shipping' => array(
                '_shipping_first_name' => 'shipping_first_name',
                '_shipping_last_name'  => 'shipping_last_name',
                '_shipping_company'    => 'shipping_company',
                '_shipping_address_1'  => 'shipping_address_1',
                '_shipping_address_2'  => 'shipping_address_2',
                '_shipping_city'       => 'shipping_city',
                '_shipping_state'      => 'shipping_state',
                '_shipping_postcode'   => 'shipping_postcode',
                '_shipping_country'    => 'shipping_country',
            ),
        );

        foreach ( $address_props as $props_key => $props ) {
            $props_to_update = $this->get_props_to_update( $order, $props );
            foreach ( $props_to_update as $meta_key => $prop ) {
                $value   = $order->{"get_$prop"}( 'edit' );
                $value   = is_string( $value ) ? wp_slash( $value ) : $value;
                $updated = $this->update_or_delete_post_meta( $order, $meta_key, $value );

                if ( $updated ) {
                    $updated_props[] = $prop;
                    $updated_props[] = $props_key;
                }
            }
        }

        parent::update_post_meta( $order );

        // If address changed, store concatenated version to make searches faster.
        if ( in_array( 'billing', $updated_props, true ) || ! metadata_exists( 'post', $id, '_billing_address_index' ) ) {
            update_post_meta( $id, '_billing_address_index', implode( ' ', $order->get_address( 'billing' ) ) );
        }
        if ( in_array( 'shipping', $updated_props, true ) || ! metadata_exists( 'post', $id, '_shipping_address_index' ) ) {
            update_post_meta( $id, '_shipping_address_index', implode( ' ', $order->get_address( 'shipping' ) ) );
        }

        // Legacy date handling. @todo remove in 4.0.
        if ( in_array( 'date_paid', $updated_props, true ) ) {
            $value = $order->get_date_paid( 'edit' );
            // In 2.6.x date_paid was stored as _paid_date in local mysql format.
            update_post_meta( $id, '_paid_date', ! is_null( $value ) ? $value->date( 'Y-m-d H:i:s' ) : '' );
        }

        if ( in_array( 'date_completed', $updated_props, true ) ) {
            $value = $order->get_date_completed( 'edit' );
            // In 2.6.x date_completed was stored as _completed_date in local mysql format.
            update_post_meta( $id, '_completed_date', ! is_null( $value ) ? $value->date( 'Y-m-d H:i:s' ) : '' );
        }

        // If customer changed, update any downloadable permissions.
        if ( in_array( 'customer_id', $updated_props ) || in_array( 'billing_email', $updated_props ) ) {
            $data_store = WC_Data_Store::load( 'customer-download' );
            $data_store->update_user_by_order_id( $id, $order->get_customer_id(), $order->get_billing_email() );
        }

        // Mark user account as active.
        if ( in_array( 'customer_id', $updated_props, true ) ) {
            wc_update_user_last_active( $order->get_customer_id() );
        }

        do_action( 'woocommerce_order_object_updated_props', $order, $updated_props );
    }

    /**
     * Excerpt for post.
     *
     * @param  WC_Order $order Order object.
     * @return string
     */
    protected function get_post_excerpt( $order ) {
        return $order->get_customer_note();
    }

    /**
     * Get order key.
     *
     * @since 4.3.0
     * @param WC_order $order Order object.
     * @return string
     */
    protected function get_order_key( $order ) {
        if ( '' !== $order->get_order_key() ) {
            return $order->get_order_key();
        }

        return parent::get_order_key( $order );
    }

    /**
     * Get amount already refunded.
     *
     * @param  WC_Order $order Order object.
     * @return float
     */
    public function get_total_refunded( $order ) {
        global $wpdb;

        $total = $wpdb->get_var(
            $wpdb->prepare(
                "SELECT SUM( postmeta.meta_value )
                FROM $wpdb->postmeta AS postmeta
                INNER JOIN $wpdb->posts AS posts ON ( posts.post_type = 'shop_order_refund' AND posts.post_parent = %d )
                WHERE postmeta.meta_key = '_refund_amount'
                AND postmeta.post_id = posts.ID",
                $order->get_id()
            )
        );

        return floatval( $total );
    }

    /**
     * Get the total tax refunded.
     *
     * @param  WC_Order $order Order object.
     * @return float
     */
    public function get_total_tax_refunded( $order ) {
        global $wpdb;

        $total = $wpdb->get_var(
            $wpdb->prepare(
                "SELECT SUM( order_itemmeta.meta_value )
                FROM {$wpdb->prefix}woocommerce_order_itemmeta AS order_itemmeta
                INNER JOIN $wpdb->posts AS posts ON ( posts.post_type = 'shop_order_refund' AND posts.post_parent = %d )
                INNER JOIN {$wpdb->prefix}woocommerce_order_items AS order_items ON ( order_items.order_id = posts.ID AND order_items.order_item_type = 'tax' )
                WHERE order_itemmeta.order_item_id = order_items.order_item_id
                AND order_itemmeta.meta_key IN ('tax_amount', 'shipping_tax_amount')",
                $order->get_id()
            )
        );

        return abs( $total );
    }

    /**
     * Get the total shipping refunded.
     *
     * @param  WC_Order $order Order object.
     * @return float
     */
    public function get_total_shipping_refunded( $order ) {
        global $wpdb;

        $total = $wpdb->get_var(
            $wpdb->prepare(
                "SELECT SUM( order_itemmeta.meta_value )
                FROM {$wpdb->prefix}woocommerce_order_itemmeta AS order_itemmeta
                INNER JOIN $wpdb->posts AS posts ON ( posts.post_type = 'shop_order_refund' AND posts.post_parent = %d )
                INNER JOIN {$wpdb->prefix}woocommerce_order_items AS order_items ON ( order_items.order_id = posts.ID AND order_items.order_item_type = 'shipping' )
                WHERE order_itemmeta.order_item_id = order_items.order_item_id
                AND order_itemmeta.meta_key IN ('cost')",
                $order->get_id()
            )
        );

        return abs( $total );
    }

    /**
     * Finds an Order ID based on an order key.
     *
     * @param string $order_key An order key has generated by.
     * @return int The ID of an order, or 0 if the order could not be found
     */
    public function get_order_id_by_order_key( $order_key ) {
        global $wpdb;
        return $wpdb->get_var( $wpdb->prepare( "SELECT post_id FROM {$wpdb->prefix}postmeta WHERE meta_key = '_order_key' AND meta_value = %s", $order_key ) );
    }

    /**
     * Return count of orders with a specific status.
     *
     * @param  string $status Order status. Function wc_get_order_statuses() returns a list of valid statuses.
     * @return int
     */
    public function get_order_count( $status ) {
        global $wpdb;
        return absint( $wpdb->get_var( $wpdb->prepare( "SELECT COUNT( * ) FROM {$wpdb->posts} WHERE post_type = 'shop_order' AND post_status = %s", $status ) ) );
    }

    /**
     * Get all orders matching the passed in args.
     *
     * @deprecated 3.1.0 - Use wc_get_orders instead.
     * @see    wc_get_orders()
     *
     * @param  array $args List of args passed to wc_get_orders().
     *
     * @return array|object
     */
    public function get_orders( $args = array() ) {
        wc_deprecated_function( 'WC_Order_Data_Store_CPT::get_orders', '3.1.0', 'Use wc_get_orders instead.' );
        return wc_get_orders( $args );
    }

    /**
     * Generate meta query for wc_get_orders.
     *
     * @param  array  $values List of customers ids or emails.
     * @param  string $relation 'or' or 'and' relation used to build the WP meta_query.
     * @return array
     */
    private function get_orders_generate_customer_meta_query( $values, $relation = 'or' ) {
        $meta_query = array(
            'relation'        => strtoupper( $relation ),
            'customer_emails' => array(
                'key'     => '_billing_email',
                'value'   => array(),
                'compare' => 'IN',
            ),
            'customer_ids'    => array(
                'key'     => '_customer_user',
                'value'   => array(),
                'compare' => 'IN',
            ),
        );
        foreach ( $values as $value ) {
            if ( is_array( $value ) ) {
                $query_part = $this->get_orders_generate_customer_meta_query( $value, 'and' );
                if ( is_wp_error( $query_part ) ) {
                    return $query_part;
                }
                $meta_query[] = $query_part;
            } elseif ( is_email( $value ) ) {
                $meta_query['customer_emails']['value'][] = sanitize_email( $value );
            } elseif ( is_numeric( $value ) ) {
                $meta_query['customer_ids']['value'][] = strval( absint( $value ) );
            } else {
                return new WP_Error( 'woocommerce_query_invalid', __( 'Invalid customer query.', 'woocommerce' ), $values );
            }
        }

        if ( empty( $meta_query['customer_emails']['value'] ) ) {
            unset( $meta_query['customer_emails'] );
            unset( $meta_query['relation'] );
        }

        if ( empty( $meta_query['customer_ids']['value'] ) ) {
            unset( $meta_query['customer_ids'] );
            unset( $meta_query['relation'] );
        }

        return $meta_query;
    }

    /**
     * Get unpaid orders after a certain date,
     *
     * @param  int $date Timestamp.
     * @return array
     */
    public function get_unpaid_orders( $date ) {
        global $wpdb;

        $unpaid_orders = $wpdb->get_col(
            $wpdb->prepare(
                // @codingStandardsIgnoreStart
                "SELECT posts.ID
                FROM {$wpdb->posts} AS posts
                WHERE   posts.post_type   IN ('" . implode( "','", wc_get_order_types() ) . "')
                AND     posts.post_status = 'wc-pending'
                AND     posts.post_modified < %s",
                // @codingStandardsIgnoreEnd
                gmdate( 'Y-m-d H:i:s', absint( $date ) )
            )
        );

        return $unpaid_orders;
    }

    /**
     * Search order data for a term and return ids.
     *
     * @param  string $term Searched term.
     * @return array of ids
     */
    public function search_orders( $term ) {
        global $wpdb;

        /**
         * Searches on meta data can be slow - this lets you choose what fields to search.
         * 3.0.0 added _billing_address and _shipping_address meta which contains all address data to make this faster.
         * This however won't work on older orders unless updated, so search a few others (expand this using the filter if needed).
         *
         * @var array
         */
        $search_fields = array_map(
            'wc_clean',
            apply_filters(
                'woocommerce_shop_order_search_fields',
                array(
                    '_billing_address_index',
                    '_shipping_address_index',
                    '_billing_last_name',
                    '_billing_email',
                )
            )
        );
        $order_ids     = array();

        if ( is_numeric( $term ) ) {
            $order_ids[] = absint( $term );
        }

        if ( ! empty( $search_fields ) ) {
            $order_ids = array_unique(
                array_merge(
                    $order_ids,
                    $wpdb->get_col(
                        $wpdb->prepare(
                            "SELECT DISTINCT p1.post_id FROM {$wpdb->postmeta} p1 WHERE p1.meta_value LIKE %s AND p1.meta_key IN ('" . implode( "','", array_map( 'esc_sql', $search_fields ) ) . "')", // @codingStandardsIgnoreLine
                            '%' . $wpdb->esc_like( wc_clean( $term ) ) . '%'
                        )
                    ),
                    $wpdb->get_col(
                        $wpdb->prepare(
                            "SELECT order_id
                            FROM {$wpdb->prefix}woocommerce_order_items as order_items
                            WHERE order_item_name LIKE %s",
                            '%' . $wpdb->esc_like( wc_clean( $term ) ) . '%'
                        )
                    )
                )
            );
        }

        return apply_filters( 'woocommerce_shop_order_search_results', $order_ids, $term, $search_fields );
    }

    /**
     * Gets information about whether permissions were generated yet.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @return bool
     */
    public function get_download_permissions_granted( $order ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        return wc_string_to_bool( get_post_meta( $order_id, '_download_permissions_granted', true ) );
    }

    /**
     * Stores information about whether permissions were generated yet.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @param bool         $set True or false.
     */
    public function set_download_permissions_granted( $order, $set ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        update_post_meta( $order_id, '_download_permissions_granted', wc_bool_to_string( $set ) );
    }

    /**
     * Gets information about whether sales were recorded.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @return bool
     */
    public function get_recorded_sales( $order ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        return wc_string_to_bool( get_post_meta( $order_id, '_recorded_sales', true ) );
    }

    /**
     * Stores information about whether sales were recorded.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @param bool         $set True or false.
     */
    public function set_recorded_sales( $order, $set ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        update_post_meta( $order_id, '_recorded_sales', wc_bool_to_string( $set ) );
    }

    /**
     * Gets information about whether coupon counts were updated.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @return bool
     */
    public function get_recorded_coupon_usage_counts( $order ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        return wc_string_to_bool( get_post_meta( $order_id, '_recorded_coupon_usage_counts', true ) );
    }

    /**
     * Stores information about whether coupon counts were updated.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @param bool         $set True or false.
     */
    public function set_recorded_coupon_usage_counts( $order, $set ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        update_post_meta( $order_id, '_recorded_coupon_usage_counts', wc_bool_to_string( $set ) );
    }

    /**
     * Return array of coupon_code => meta_key for coupon which have usage limit and have tentative keys.
     * Pass $coupon_id if key for only one of the coupon is needed.
     *
     * @param WC_Order $order     Order object.
     * @param int      $coupon_id If passed, will return held key for that coupon.
     *
     * @return array|string Key value pair for coupon code and meta key name. If $coupon_id is passed, returns meta_key for only that coupon.
     */
    public function get_coupon_held_keys( $order, $coupon_id = null ) {
        $held_keys = $order->get_meta( '_coupon_held_keys' );
        if ( $coupon_id ) {
            return isset( $held_keys[ $coupon_id ] ) ? $held_keys[ $coupon_id ] : null;
        }
        return $held_keys;
    }

    /**
     * Return array of coupon_code => meta_key for coupon which have usage limit per customer and have tentative keys.
     *
     * @param WC_Order $order Order object.
     * @param int      $coupon_id If passed, will return held key for that coupon.
     *
     * @return mixed
     */
    public function get_coupon_held_keys_for_users( $order, $coupon_id = null ) {
        $held_keys_for_user = $order->get_meta( '_coupon_held_keys_for_users' );
        if ( $coupon_id ) {
            return isset( $held_keys_for_user[ $coupon_id ] ) ? $held_keys_for_user[ $coupon_id ] : null;
        }
        return $held_keys_for_user;
    }

    /**
     * Add/Update list of meta keys that are currently being used by this order to hold a coupon.
     * This is used to figure out what all meta entries we should delete when order is cancelled/completed.
     *
     * @param WC_Order $order              Order object.
     * @param array    $held_keys          Array of coupon_code => meta_key.
     * @param array    $held_keys_for_user Array of coupon_code => meta_key for held coupon for user.
     *
     * @return mixed
     */
    public function set_coupon_held_keys( $order, $held_keys, $held_keys_for_user ) {
        if ( is_array( $held_keys ) && 0 < count( $held_keys ) ) {
            $order->update_meta_data( '_coupon_held_keys', $held_keys );
        }
        if ( is_array( $held_keys_for_user ) && 0 < count( $held_keys_for_user ) ) {
            $order->update_meta_data( '_coupon_held_keys_for_users', $held_keys_for_user );
        }
    }

    /**
     * Release all coupons held by this order.
     *
     * @param WC_Order $order Current order object.
     * @param bool     $save  Whether to delete keys from DB right away. Could be useful to pass `false` if you are building a bulk request.
     */
    public function release_held_coupons( $order, $save = true ) {
        $coupon_held_keys = $this->get_coupon_held_keys( $order );
        if ( is_array( $coupon_held_keys ) ) {
            foreach ( $coupon_held_keys as $coupon_id => $meta_key ) {
                delete_post_meta( $coupon_id, $meta_key );
            }
        }
        $order->delete_meta_data( '_coupon_held_keys' );

        $coupon_held_keys_for_users = $this->get_coupon_held_keys_for_users( $order );
        if ( is_array( $coupon_held_keys_for_users ) ) {
            foreach ( $coupon_held_keys_for_users as $coupon_id => $meta_key ) {
                delete_post_meta( $coupon_id, $meta_key );
            }
        }
        $order->delete_meta_data( '_coupon_held_keys_for_users' );

        if ( $save ) {
            $order->save_meta_data();
        }

    }

    /**
     * Gets information about whether stock was reduced.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @return bool
     */
    public function get_stock_reduced( $order ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        return wc_string_to_bool( get_post_meta( $order_id, '_order_stock_reduced', true ) );
    }

    /**
     * Stores information about whether stock was reduced.
     *
     * @param WC_Order|int $order Order ID or order object.
     * @param bool         $set True or false.
     */
    public function set_stock_reduced( $order, $set ) {
        $order_id = WC_Order_Factory::get_order_id( $order );
        update_post_meta( $order_id, '_order_stock_reduced', wc_bool_to_string( $set ) );
    }

    /**
     * Get the order type based on Order ID.
     *
     * @since 3.0.0
     * @param int|WP_Post $order Order | Order id.
     *
     * @return string
     */
    public function get_order_type( $order ) {
        return get_post_type( $order );
    }

    /**
     * Get valid WP_Query args from a WC_Order_Query's query variables.
     *
     * @since 3.1.0
     * @param array $query_vars query vars from a WC_Order_Query.
     * @return array
     */
    protected function get_wp_query_args( $query_vars ) {

        // Map query vars to ones that get_wp_query_args or WP_Query recognize.
        $key_mapping = array(
            'customer_id'    => 'customer_user',
            'status'         => 'post_status',
            'currency'       => 'order_currency',
            'version'        => 'order_version',
            'discount_total' => 'cart_discount',
            'discount_tax'   => 'cart_discount_tax',
            'shipping_total' => 'order_shipping',
            'shipping_tax'   => 'order_shipping_tax',
            'cart_tax'       => 'order_tax',
            'total'          => 'order_total',
            'page'           => 'paged',
        );

        foreach ( $key_mapping as $query_key => $db_key ) {
            if ( isset( $query_vars[ $query_key ] ) ) {
                $query_vars[ $db_key ] = $query_vars[ $query_key ];
                unset( $query_vars[ $query_key ] );
            }
        }

        // Add the 'wc-' prefix to status if needed.
        if ( ! empty( $query_vars['post_status'] ) ) {
            if ( is_array( $query_vars['post_status'] ) ) {
                foreach ( $query_vars['post_status'] as &$status ) {
                    $status = wc_is_order_status( 'wc-' . $status ) ? 'wc-' . $status : $status;
                }
            } else {
                $query_vars['post_status'] = wc_is_order_status( 'wc-' . $query_vars['post_status'] ) ? 'wc-' . $query_vars['post_status'] : $query_vars['post_status'];
            }
        }

        $wp_query_args = parent::get_wp_query_args( $query_vars );

        if ( ! isset( $wp_query_args['date_query'] ) ) {
            $wp_query_args['date_query'] = array();
        }
        if ( ! isset( $wp_query_args['meta_query'] ) ) {
            $wp_query_args['meta_query'] = array();
        }

        $date_queries = array(
            'date_created'   => 'post_date',
            'date_modified'  => 'post_modified',
            'date_completed' => '_date_completed',
            'date_paid'      => '_date_paid',
        );
        foreach ( $date_queries as $query_var_key => $db_key ) {
            if ( isset( $query_vars[ $query_var_key ] ) && '' !== $query_vars[ $query_var_key ] ) {

                // Remove any existing meta queries for the same keys to prevent conflicts.
                $existing_queries = wp_list_pluck( $wp_query_args['meta_query'], 'key', true );
                $meta_query_index = array_search( $db_key, $existing_queries, true );
                if ( false !== $meta_query_index ) {
                    unset( $wp_query_args['meta_query'][ $meta_query_index ] );
                }

                $wp_query_args = $this->parse_date_for_wp_query( $query_vars[ $query_var_key ], $db_key, $wp_query_args );
            }
        }

        if ( isset( $query_vars['customer'] ) && '' !== $query_vars['customer'] && array() !== $query_vars['customer'] ) {
            $values         = is_array( $query_vars['customer'] ) ? $query_vars['customer'] : array( $query_vars['customer'] );
            $customer_query = $this->get_orders_generate_customer_meta_query( $values );
            if ( is_wp_error( $customer_query ) ) {
                $wp_query_args['errors'][] = $customer_query;
            } else {
                $wp_query_args['meta_query'][] = $customer_query;
            }
        }

        if ( isset( $query_vars['anonymized'] ) ) {
            if ( $query_vars['anonymized'] ) {
                $wp_query_args['meta_query'][] = array(
                    'key'   => '_anonymized',
                    'value' => 'yes',
                );
            } else {
                $wp_query_args['meta_query'][] = array(
                    'key'     => '_anonymized',
                    'compare' => 'NOT EXISTS',
                );
            }
        }

        if ( ! isset( $query_vars['paginate'] ) || ! $query_vars['paginate'] ) {
            $wp_query_args['no_found_rows'] = true;
        }

        return apply_filters( 'woocommerce_order_data_store_cpt_get_orders_query', $wp_query_args, $query_vars, $this );
    }

    /**
     * Query for Orders matching specific criteria.
     *
     * @since 3.1.0
     *
     * @param array $query_vars query vars from a WC_Order_Query.
     *
     * @return array|object
     */
    public function query( $query_vars ) {
        $args = $this->get_wp_query_args( $query_vars );

        if ( ! empty( $args['errors'] ) ) {
            $query = (object) array(
                'posts'         => array(),
                'found_posts'   => 0,
                'max_num_pages' => 0,
            );
        } else {
            $query = new WP_Query( $args );
        }

        if ( isset( $query_vars['return'] ) && 'ids' === $query_vars['return'] ) {
            $orders = $query->posts;
        } else {
            update_post_caches( $query->posts ); // We already fetching posts, might as well hydrate some caches.
            $order_ids = wp_list_pluck( $query->posts, 'ID' );
            $orders = $this->compile_orders( $order_ids, $query_vars, $query );
        }

        if ( isset( $query_vars['paginate'] ) && $query_vars['paginate'] ) {
            return (object) array(
                'orders'        => $orders,
                'total'         => $query->found_posts,
                'max_num_pages' => $query->max_num_pages,
            );
        }

        return $orders;
    }

    /**
     * Compile order response and set caches as needed for order ids.
     *
     * @param array    $order_ids  List of order IDS to compile.
     * @param array    $query_vars Original query arguments.
     * @param WP_Query $query      Query object.
     *
     * @return array Orders.
     */
    private function compile_orders( $order_ids, $query_vars, $query ) {
        if ( empty( $order_ids ) ) {
            return array();
        }
        $orders = array();

        // Lets do some cache hydrations so that we don't have to fetch data from DB for every order.
        $this->prime_raw_meta_cache_for_orders( $order_ids, $query_vars );
        $this->prime_refund_caches_for_order( $order_ids, $query_vars );
        $this->prime_order_item_caches_for_orders( $order_ids, $query_vars );

        foreach ( $query->posts as $post ) {
            $order = wc_get_order( $post );

            // If the order returns false, don't add it to the list.
            if ( false === $order ) {
                continue;
            }

            $orders[] = $order;
        }

        return $orders;
    }

    /**
     * Prime refund cache for orders.
     *
     * @param array $order_ids  Order Ids to prime cache for.
     * @param array $query_vars Query vars for the query.
     */
    private function prime_refund_caches_for_order( $order_ids, $query_vars ) {
        if ( ! isset( $query_vars['type'] ) || ! ( 'shop_order' === $query_vars['type'] ) ) {
            return;
        }
        if ( isset( $query_vars['fields'] ) && 'all' !== $query_vars['fields'] ) {
            if ( is_array( $query_vars['fields'] ) && ! in_array( 'refunds', $query_vars['fields'] ) ) {
                return;
            }
        }
        $cache_keys_mapping = array();
        foreach ( $order_ids as $order_id ) {
            $cache_keys_mapping[ $order_id ] = WC_Cache_Helper::get_cache_prefix( 'orders' ) . 'refunds' . $order_id;
        }
        $non_cached_ids = array();
        $cache_values = wc_cache_get_multiple( array_values( $cache_keys_mapping ), 'orders' );
        foreach ( $order_ids as $order_id ) {
            if ( false === $cache_values[ $cache_keys_mapping[ $order_id ] ] ) {
                $non_cached_ids[] = $order_id;
            }
        }
        if ( empty( $non_cached_ids ) ) {
            return;
        }

        $refunds = wc_get_orders(
            array(
                'type'   => 'shop_order_refund',
                'post_parent__in' => $non_cached_ids,
                'limit'  => - 1,
            )
        );
        $order_refunds = array_reduce(
            $refunds,
            function ( $order_refunds_array, WC_Order_Refund $refund ) {
                if ( ! isset( $order_refunds_array[ $refund->get_parent_id() ] ) ) {
                    $order_refunds_array[ $refund->get_parent_id() ] = array();
                }
                $order_refunds_array[ $refund->get_parent_id() ][] = $refund;
                return $order_refunds_array;
            },
            array()
        );
        foreach ( $non_cached_ids as $order_id ) {
            $refunds = array();
            if ( isset( $order_refunds[ $order_id ] ) ) {
                $refunds = $order_refunds[ $order_id ];
            }
            wp_cache_set( $cache_keys_mapping[ $order_id ], $refunds, 'orders' );
        }
    }

    /**
     * Prime following caches:
     *  1. item-$order_item_id   For individual items.
     *  2. order-items-$order-id For fetching items associated with an order.
     *  3. order-item meta.
     *
     * @param array $order_ids  Order Ids to prime cache for.
     * @param array $query_vars Query vars for the query.
     */
    private function prime_order_item_caches_for_orders( $order_ids, $query_vars ) {
        global $wpdb;
        if ( isset( $query_vars['fields'] ) && 'all' !== $query_vars['fields'] ) {
            $line_items = array(
                'line_items',
                'shipping_lines',
                'fee_lines',
                'coupon_lines',
            );

            if ( is_array( $query_vars['fields'] ) && 0 === count( array_intersect( $line_items, $query_vars['fields'] ) ) ) {
                return;
            }
        }
        $cache_keys = array_map(
            function ( $order_id ) {
                return 'order-items-' . $order_id;
            },
            $order_ids
        );
        $cache_values = wc_cache_get_multiple( $cache_keys, 'orders' );
        $non_cached_ids = array();
        foreach ( $order_ids as $order_id ) {
            if ( false === $cache_values[ 'order-items-' . $order_id ] ) {
                $non_cached_ids[] = $order_id;
            }
        }
        if ( empty( $non_cached_ids ) ) {
            return;
        }

        $non_cached_ids       = esc_sql( $non_cached_ids );
        $non_cached_ids_string = implode( ',', $non_cached_ids );
        $order_items = $wpdb->get_results(
            // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
            "SELECT order_item_type, order_item_id, order_id, order_item_name FROM {$wpdb->prefix}woocommerce_order_items WHERE order_id in ( $non_cached_ids_string ) ORDER BY order_item_id;"
        );
        if ( empty( $order_items ) ) {
            return;
        }

        $order_items_for_all_orders = array_reduce(
            $order_items,
            function ( $order_items_collection, $order_item ) {
                if ( ! isset( $order_items_collection[ $order_item->order_id ] ) ) {
                    $order_items_collection[ $order_item->order_id ] = array();
                }
                $order_items_collection[ $order_item->order_id ][] = $order_item;
                return $order_items_collection;
            }
        );
        foreach ( $order_items_for_all_orders as $order_id => $items ) {
            wp_cache_set( 'order-items-' . $order_id, $items, 'orders' );
        }
        foreach ( $order_items as $item ) {
            wp_cache_set( 'item-' . $item->order_item_id, $item, 'order-items' );
        }
        $order_item_ids = wp_list_pluck( $order_items, 'order_item_id' );
        update_meta_cache( 'order_item', $order_item_ids );
    }

    /**
     * Prime cache for raw meta data for orders in bulk. Difference between this and WP built-in metadata is that this method also fetches `meta_id` field which we use and cache it.
     *
     * @param array $order_ids  Order Ids to prime cache for.
     * @param array $query_vars Query vars for the query.
     */
    private function prime_raw_meta_cache_for_orders( $order_ids, $query_vars ) {
        global $wpdb;

        if ( isset( $query_vars['fields'] ) && 'all' !== $query_vars['fields'] ) {
            if ( is_array( $query_vars['fields'] ) && ! in_array( 'meta_data', $query_vars['fields'] ) ) {
                return;
            }
        }

        $cache_keys_mapping = array();
        foreach ( $order_ids as $order_id ) {
            $cache_keys_mapping[ $order_id ] = WC_Order::generate_meta_cache_key( $order_id, 'orders' );
        }
        $cache_values = wc_cache_get_multiple( array_values( $cache_keys_mapping ), 'orders' );
        $non_cached_ids = array();
        foreach ( $order_ids as $order_id ) {
            if ( false === $cache_values[ $cache_keys_mapping[ $order_id ] ] ) {
                $non_cached_ids[] = $order_id;
            }
        }
        if ( empty( $non_cached_ids ) ) {
            return;
        }
        $order_ids     = esc_sql( $non_cached_ids );
        $order_ids_in  = "'" . implode( "', '", $order_ids ) . "'";
        $raw_meta_data_array = $wpdb->get_results(
        // phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
            "SELECT post_id as object_id, meta_id, meta_key, meta_value
                FROM {$wpdb->postmeta}
                WHERE post_id IN ( $order_ids_in )
                ORDER BY post_id"
        // phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared
        );
        $raw_meta_data_collection = array_reduce(
            $raw_meta_data_array,
            function ( $collection, $raw_meta_data ) {
                if ( ! isset( $collection[ $raw_meta_data->object_id ] ) ) {
                    $collection[ $raw_meta_data->object_id ] = array();
                }
                $collection[ $raw_meta_data->object_id ][] = $raw_meta_data;
                return $collection;
            },
            array()
        );
        WC_Order::prime_raw_meta_data_cache( $raw_meta_data_collection, 'orders' );
    }

    /**
     * Return the order type of a given item which belongs to WC_Order.
     *
     * @since  3.2.0
     * @param  WC_Order $order Order Object.
     * @param  int      $order_item_id Order item id.
     * @return string Order Item type
     */
    public function get_order_item_type( $order, $order_item_id ) {
        global $wpdb;
        return $wpdb->get_var( $wpdb->prepare( "SELECT DISTINCT order_item_type FROM {$wpdb->prefix}woocommerce_order_items WHERE order_id = %d and order_item_id = %d;", $order->get_id(), $order_item_id ) );
    }
}