wc_update_200_line_items()

Update order item line items for 2.0

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(void)

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File: includes/wc-update-functions.php

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function wc_update_200_line_items() {
    global $wpdb;
 
    // Now its time for the massive update to line items - move them to the new DB tables.
    // Reverse with UPDATE `wpwc_postmeta` SET meta_key = '_order_items' WHERE meta_key = '_order_items_old'.
    $order_item_rows = $wpdb->get_results(
        "SELECT meta_value, post_id FROM {$wpdb->postmeta} WHERE meta_key = '_order_items'"
    );
 
    foreach ( $order_item_rows as $order_item_row ) {
 
        $order_items = (array) maybe_unserialize( $order_item_row->meta_value );
 
        foreach ( $order_items as $order_item ) {
 
            if ( ! isset( $order_item['line_total'] ) && isset( $order_item['taxrate'] ) && isset( $order_item['cost'] ) ) {
                $order_item['line_tax']          = number_format( ( $order_item['cost'] * $order_item['qty'] ) * ( $order_item['taxrate'] / 100 ), 2, '.', '' );
                $order_item['line_total']        = $order_item['cost'] * $order_item['qty'];
                $order_item['line_subtotal_tax'] = $order_item['line_tax'];
                $order_item['line_subtotal']     = $order_item['line_total'];
            }
 
            $order_item['line_tax']          = isset( $order_item['line_tax'] ) ? $order_item['line_tax'] : 0;
            $order_item['line_total']        = isset( $order_item['line_total'] ) ? $order_item['line_total'] : 0;
            $order_item['line_subtotal_tax'] = isset( $order_item['line_subtotal_tax'] ) ? $order_item['line_subtotal_tax'] : 0;
            $order_item['line_subtotal']     = isset( $order_item['line_subtotal'] ) ? $order_item['line_subtotal'] : 0;
 
            $item_id = wc_add_order_item(
                $order_item_row->post_id,
                array(
                    'order_item_name' => $order_item['name'],
                    'order_item_type' => 'line_item',
                )
            );
 
             // Add line item meta.
            if ( $item_id ) {
                wc_add_order_item_meta( $item_id, '_qty', absint( $order_item['qty'] ) );
                wc_add_order_item_meta( $item_id, '_tax_class', $order_item['tax_class'] );
                wc_add_order_item_meta( $item_id, '_product_id', $order_item['id'] );
                wc_add_order_item_meta( $item_id, '_variation_id', $order_item['variation_id'] );
                wc_add_order_item_meta( $item_id, '_line_subtotal', wc_format_decimal( $order_item['line_subtotal'] ) );
                wc_add_order_item_meta( $item_id, '_line_subtotal_tax', wc_format_decimal( $order_item['line_subtotal_tax'] ) );
                wc_add_order_item_meta( $item_id, '_line_total', wc_format_decimal( $order_item['line_total'] ) );
                wc_add_order_item_meta( $item_id, '_line_tax', wc_format_decimal( $order_item['line_tax'] ) );
 
                $meta_rows = array();
 
                // Insert meta.
                if ( ! empty( $order_item['item_meta'] ) ) {
                    foreach ( $order_item['item_meta'] as $key => $meta ) {
                        // Backwards compatibility.
                        if ( is_array( $meta ) && isset( $meta['meta_name'] ) ) {
                            $meta_rows[] = '(' . $item_id . ',"' . esc_sql( $meta['meta_name'] ) . '","' . esc_sql( $meta['meta_value'] ) . '")';
                        } else {
                            $meta_rows[] = '(' . $item_id . ',"' . esc_sql( $key ) . '","' . esc_sql( $meta ) . '")';
                        }
                    }
                }
 
                // Insert meta rows at once.
                if ( count( $meta_rows ) > 0 ) {
                    $wpdb->query(
                        $wpdb->prepare(
                            "INSERT INTO {$wpdb->prefix}woocommerce_order_itemmeta ( order_item_id, meta_key, meta_value )
                            VALUES " . implode( ',', $meta_rows ) . ';', // @codingStandardsIgnoreLine
                            $order_item_row->post_id
                        )
                    );
                }
 
                // Delete from DB (rename).
                $wpdb->query(
                    $wpdb->prepare(
                        "UPDATE {$wpdb->postmeta}
                        SET meta_key = '_order_items_old'
                        WHERE meta_key = '_order_items'
                        AND post_id = %d",
                        $order_item_row->post_id
                    )
                );
            }
 
            unset( $meta_rows, $item_id, $order_item );
        }
    }
 
    // Do the same kind of update for order_taxes - move to lines.
    // Reverse with UPDATE `wpwc_postmeta` SET meta_key = '_order_taxes' WHERE meta_key = '_order_taxes_old'.
    $order_tax_rows = $wpdb->get_results(
        "SELECT meta_value, post_id FROM {$wpdb->postmeta}
        WHERE meta_key = '_order_taxes'"
    );
 
    foreach ( $order_tax_rows as $order_tax_row ) {
 
        $order_taxes = (array) maybe_unserialize( $order_tax_row->meta_value );
 
        if ( ! empty( $order_taxes ) ) {
            foreach ( $order_taxes as $order_tax ) {
 
                if ( ! isset( $order_tax['label'] ) || ! isset( $order_tax['cart_tax'] ) || ! isset( $order_tax['shipping_tax'] ) ) {
                    continue;
                }
 
                $item_id = wc_add_order_item(
                    $order_tax_row->post_id,
                    array(
                        'order_item_name' => $order_tax['label'],
                        'order_item_type' => 'tax',
                    )
                );
 
                 // Add line item meta.
                if ( $item_id ) {
                    wc_add_order_item_meta( $item_id, 'compound', absint( isset( $order_tax['compound'] ) ? $order_tax['compound'] : 0 ) );
                    wc_add_order_item_meta( $item_id, 'tax_amount', wc_clean( $order_tax['cart_tax'] ) );
                    wc_add_order_item_meta( $item_id, 'shipping_tax_amount', wc_clean( $order_tax['shipping_tax'] ) );
                }
 
                // Delete from DB (rename).
                $wpdb->query(
                    $wpdb->prepare(
                        "UPDATE {$wpdb->postmeta}
                        SET meta_key = '_order_taxes_old'
                        WHERE meta_key = '_order_taxes'
                        AND post_id = %d",
                        $order_tax_row->post_id
                    )
                );
 
                unset( $tax_amount );
            }
        }
    }
}

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Uses Uses

Uses
Uses Description
includes/wc-formatting-functions.php: wc_clean()

Clean variables using sanitize_text_field. Arrays are cleaned recursively.
includes/wc-formatting-functions.php: wc_format_decimal()

Format decimal numbers ready for DB storage.
includes/wc-order-item-functions.php: wc_add_order_item_meta()

WooCommerce Order Item Meta API – Add term meta.
includes/wc-order-item-functions.php: wc_add_order_item()

Add a item to an order (for example a line item).

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