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wc_maybe_adjust_line_item_product_stock helper

This commit is contained in:
Mike Jolley 2019-01-03 13:40:22 +00:00
parent 247fd3f610
commit db0850a420
1 changed files with 94 additions and 29 deletions
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123
includes/admin/wc-admin-functions.php
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@ -2,14 +2,12 @@
/**
* WooCommerce Admin Functions
*
* @author WooThemes
* @category Core
* @package WooCommerce/Admin/Functions
* @version 2.4.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
exit;
}
/**
@ -46,7 +44,9 @@ function wc_get_screen_ids() {
$screen_ids[] = 'edit-' . $type;
}
if ( $attributes = wc_get_attribute_taxonomies() ) {
$attributes = wc_get_attribute_taxonomies();
if ( $attributes ) {
foreach ( $attributes as $attribute ) {
$screen_ids[] = 'edit-' . wc_attribute_taxonomy_name( $attribute->attribute_name );
}
@ -58,30 +58,32 @@ function wc_get_screen_ids() {
/**
* Create a page and store the ID in an option.
*
* @param mixed $slug Slug for the new page
* @param string $option Option name to store the page's ID
* @param string $page_title (default: '') Title for the new page
* @param string $page_content (default: '') Content for the new page
* @param int $post_parent (default: 0) Parent for the new page
* @return int page ID
* @param mixed $slug Slug for the new page.
* @param string $option Option name to store the page's ID.
* @param string $page_title (default: '') Title for the new page.
* @param string $page_content (default: '') Content for the new page.
* @param int $post_parent (default: 0) Parent for the new page.
* @return int page ID.
*/
function wc_create_page( $slug, $option = '', $page_title = '', $page_content = '', $post_parent = 0 ) {
global $wpdb;
$option_value = get_option( $option );
if ( $option_value > 0 && ( $page_object = get_post( $option_value ) ) ) {
if ( 'page' === $page_object->post_type && ! in_array( $page_object->post_status, array( 'pending', 'trash', 'future', 'auto-draft' ) ) ) {
// Valid page is already in place
if ( $option_value > 0 ) {
$page_object = get_post( $option_value );
if ( $page_object && 'page' === $page_object->post_type && ! in_array( $page_object->post_status, array( 'pending', 'trash', 'future', 'auto-draft' ), true ) ) {
// Valid page is already in place.
return $page_object->ID;
}
}
if ( strlen( $page_content ) > 0 ) {
// Search for an existing page with the specified page content (typically a shortcode)
// Search for an existing page with the specified page content (typically a shortcode).
$valid_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status NOT IN ( 'pending', 'trash', 'future', 'auto-draft' ) AND post_content LIKE %s LIMIT 1;", "%{$page_content}%" ) );
} else {
// Search for an existing page with the specified page slug
// Search for an existing page with the specified page slug.
$valid_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status NOT IN ( 'pending', 'trash', 'future', 'auto-draft' ) AND post_name = %s LIMIT 1;", $slug ) );
}
@ -94,12 +96,12 @@ function wc_create_page( $slug, $option = '', $page_title = '', $page_content =
return $valid_page_found;
}
// Search for a matching valid trashed page
// Search for a matching valid trashed page.
if ( strlen( $page_content ) > 0 ) {
// Search for an existing page with the specified page content (typically a shortcode)
// Search for an existing page with the specified page content (typically a shortcode).
$trashed_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status = 'trash' AND post_content LIKE %s LIMIT 1;", "%{$page_content}%" ) );
} else {
// Search for an existing page with the specified page slug
// Search for an existing page with the specified page slug.
$trashed_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status = 'trash' AND post_name = %s LIMIT 1;", $slug ) );
}
@ -136,7 +138,7 @@ function wc_create_page( $slug, $option = '', $page_title = '', $page_content =
*
* Loops though the woocommerce options array and outputs each field.
*
* @param array $options Opens array to output
* @param array $options Opens array to output.
*/
function woocommerce_admin_fields( $options ) {
@ -150,8 +152,8 @@ function woocommerce_admin_fields( $options ) {
/**
* Update all settings which are passed.
*
* @param array $options
* @param array $data
* @param array $options Option fields to save.
* @param array $data Passed data.
*/
function woocommerce_update_options( $options, $data = null ) {
@ -165,8 +167,8 @@ function woocommerce_update_options( $options, $data = null ) {
/**
* Get a setting from the settings API.
*
* @param mixed $option_name
* @param mixed $default
* @param mixed $option_name Option name to save.
* @param mixed $default Default value to save.
* @return string
*/
function woocommerce_settings_get_option( $option_name, $default = '' ) {
@ -178,17 +180,61 @@ function woocommerce_settings_get_option( $option_name, $default = '' ) {
return WC_Admin_Settings::get_option( $option_name, $default );
}
/**
* Sees if line item stock has already reduced stock, and whether those values need adjusting e.g. after changing item qty.
*
* @since 3.6.0
* @param WC_Order_Item $item Item object.
* @param integer $item_quantity Optional quantity to check against. Read from object if not passed.
* @return boolean|array|WP_Error Array of changes or error object when stock is updated (@see wc_update_product_stock). False if nothing changes.
*/
function wc_maybe_adjust_line_item_product_stock( $item, $item_quantity = -1 ) {
if ( 'line_item' !== $item->get_type() ) {
return;
}
$product = $item->get_product();
$item_quantity = wc_stock_amount( $item_quantity >= 0 ? $item_quantity : $item->get_quantity() );
$already_reduced_stock = wc_stock_amount( $item->get_meta( '_reduced_stock', true ) );
if ( ! $product || ! $product->managing_stock() || ! $already_reduced_stock || $item_quantity === $already_reduced_stock ) {
return;
}
$diff = $item_quantity - $already_reduced_stock;
if ( $diff < 0 ) {
$new_stock = wc_update_product_stock( $product, $diff * -1, 'increase' );
} else {
$new_stock = wc_update_product_stock( $product, $diff, 'decrease' );
}
if ( is_wp_error( $new_stock ) ) {
return $new_stock;
}
$item->update_meta_data( '_reduced_stock', $item_quantity );
$item->save();
return array(
'from' => $new_stock + $diff,
'to' => $new_stock,
);
}
/**
* Save order items. Uses the CRUD.
*
* @since 2.2
* @param int $order_id Order ID
* @param array $items Order items to save
* @param int $order_id Order ID.
* @param array $items Order items to save.
*/
function wc_save_order_items( $order_id, $items ) {
// Allow other plugins to check change in order items before they are saved.
do_action( 'woocommerce_before_save_order_items', $order_id, $items );
$qty_change_order_notes = array();
// Line items and fees.
if ( isset( $items['order_item_id'] ) ) {
$data_keys = array(
@ -201,7 +247,9 @@ function wc_save_order_items( $order_id, $items ) {
'line_subtotal' => null,
);
foreach ( $items['order_item_id'] as $item_id ) {
if ( ! $item = WC_Order_Factory::get_order_item( absint( $item_id ) ) ) {
$item = WC_Order_Factory::get_order_item( absint( $item_id ) );
if ( ! $item ) {
continue;
}
@ -212,6 +260,10 @@ function wc_save_order_items( $order_id, $items ) {
}
if ( '0' === $item_data['order_item_qty'] ) {
$changed_stock = wc_maybe_adjust_line_item_product_stock( $item, 0 );
if ( $changed_stock && ! is_wp_error( $changed_stock ) ) {
$qty_change_order_notes[] = $item->get_name() . ' &ndash; ' . $changed_stock['from'] . '&rarr;' . $changed_stock['to'];
}
$item->delete();
continue;
}
@ -255,10 +307,15 @@ function wc_save_order_items( $order_id, $items ) {
do_action( 'woocommerce_before_save_order_item', $item );
$item->save();
$changed_stock = wc_maybe_adjust_line_item_product_stock( $item );
if ( $changed_stock && ! is_wp_error( $changed_stock ) ) {
$qty_change_order_notes[] = $item->get_name() . ' (' . $changed_stock['from'] . '&rarr;' . $changed_stock['to'] . ')';
}
}
}
// Shipping Rows
// Shipping Rows.
if ( isset( $items['shipping_method_id'] ) ) {
$data_keys = array(
'shipping_method' => null,
@ -268,7 +325,9 @@ function wc_save_order_items( $order_id, $items ) {
);
foreach ( $items['shipping_method_id'] as $item_id ) {
if ( ! $item = WC_Order_Factory::get_order_item( absint( $item_id ) ) ) {
$item = WC_Order_Factory::get_order_item( absint( $item_id ) );
if ( ! $item ) {
continue;
}
@ -310,10 +369,16 @@ function wc_save_order_items( $order_id, $items ) {
}
$order = wc_get_order( $order_id );
if ( ! empty( $qty_change_order_notes ) ) {
/* translators: %s item name. */
$order->add_order_note( sprintf( __( 'Adjusted stock: %s', 'woocommerce' ), implode( ', ', $qty_change_order_notes ) ), false, true );
}
$order->update_taxes();
$order->calculate_totals( false );
// Inform other plugins that the items have been saved
// Inform other plugins that the items have been saved.
do_action( 'woocommerce_saved_order_items', $order_id, $items );
}