/** * Prepare a single coupon for create or update. * * @param WP_REST_Request $request Request object. * @return WP_Error|stdClass $data Post object. */ protected function prepare_item_for_database($request) { global $wpdb; $id = isset($request['id']) ? absint($request['id']) : 0; $coupon = new WC_Coupon($id); $schema = $this->get_item_schema(); $data_keys = array_keys(array_filter($schema['properties'], array($this, 'filter_writable_props'))); // BW compat if ($request['exclude_product_ids']) { $request['excluded_product_ids'] = $request['exclude_product_ids']; } if ($request['expiry_date']) { $request['date_expires'] = $request['expiry_date']; } // Validate required POST fields. if ('POST' === $request->get_method() && 0 === $coupon->get_id()) { if (empty($request['code'])) { return new WP_Error('woocommerce_rest_empty_coupon_code', sprintf(__('The coupon code cannot be empty.', 'woocommerce'), 'code'), array('status' => 400)); } } // Handle all writable props foreach ($data_keys as $key) { $value = $request[$key]; if (!is_null($value)) { switch ($key) { case 'code': $coupon_code = apply_filters('woocommerce_coupon_code', $value); $id = $coupon->get_id() ? $coupon->get_id() : 0; $id_from_code = wc_get_coupon_id_by_code($coupon_code, $id); if ($id_from_code) { return new WP_Error('woocommerce_rest_coupon_code_already_exists', __('The coupon code already exists', 'woocommerce'), array('status' => 400)); } $coupon->set_code($coupon_code); break; case 'meta_data': if (is_array($value)) { foreach ($value as $meta) { $coupon->update_meta_data($meta['key'], $meta['value'], $meta['id']); } } break; case 'description': $coupon->set_description(wp_filter_post_kses($value)); break; default: if (is_callable(array($coupon, "set_{$key}"))) { $coupon->{"set_{$key}"}($value); } break; } } } /** * Filter the query_vars used in `get_items` for the constructed query. * * The dynamic portion of the hook name, $this->post_type, refers to post_type of the post being * prepared for insertion. * * @param WC_Coupon $coupon The coupon object. * @param WP_REST_Request $request Request object. */ return apply_filters("woocommerce_rest_pre_insert_{$this->post_type}", $coupon, $request); }