Merge pull request #168 from kimcoleman/reverse-coupon-queries-to-get…

…-latest

Improving coupon code queries

modules/ecommerce/edd/class-swsales-module-edd.php

@@ -94,13 +94,18 @@ public static function add_choose_coupon( $cur_sale ) {
 				<?php
 			} else {
 
-				//Compatible with EDD 2.9 and 3.0
+				// Get the latest active coupons.
+				$code_limit = apply_filters( 'swsales_edd_discount_code_limit', 5000 );
+				$code_limit = intval( $code_limit );
 				$coupons = edd_get_discounts(
 					array(
 						'fields' => array( 'id', 'code'),
 						'status' => 'active',
+						'number' => $code_limit,
+						'order' => 'DESC',
 					)
 				);
+
 				$current_coupon = intval( $cur_sale->get_meta_value( 'swsales_edd_coupon_id', null ) );
 				?>
 					<th><label for="swsales_edd_coupon_id"><?php esc_html_e( 'Discount Code', 'sitewide-sales' );?></label></th>

modules/ecommerce/pmpro/class-swsales-module-pmpro.php

@@ -102,8 +102,17 @@ public static function add_choose_discount_code( $cur_sale ) {
 			} else {
 				global $wpdb;
 
-				// Query the database for the discount codes.
-				$codes = $wpdb->get_results( "SELECT * FROM $wpdb->pmpro_discount_codes", OBJECT );
+				// Query the database for the latest discount codes.
+				$code_limit = apply_filters( 'swsales_pmpro_discount_code_limit', 5000 );
+				$code_limit = intval( $code_limit );
+				$codes = $wpdb->get_results( $wpdb->prepare(
+					"SELECT *
+					 FROM $wpdb->pmpro_discount_codes
+					 ORDER BY id DESC
+					 LIMIT %d",
+					$code_limit ), 
+					OBJECT
+				);
 
 				// Get the discount code (if set) for the sale.
 				$current_discount = $cur_sale->get_meta_value( 'swsales_pmpro_discount_code_id', null );

modules/ecommerce/wc/class-swsales-module-wc.php

@@ -91,9 +91,18 @@ public static function add_choose_coupon( $cur_sale ) {
 			} else {
 				global $wpdb;
 
-				// Query the database for the coupons and only retrieve ID and post_title (coupon name).
+				// Query the database for the latest coupons and only retrieve ID and post_title (coupon name).
 				$coupon_limit = apply_filters( 'swsales_wc_coupon_limit', 5000 );
-				$coupons = $wpdb->get_results( $wpdb->prepare( "SELECT ID, post_title FROM $wpdb->posts WHERE post_type = 'shop_coupon' AND post_status = 'publish' LIMIT %d", $coupon_limit ), OBJECT );
+				$coupon_limit = intval( $coupon_limit );
+				$coupons = $wpdb->get_results( $wpdb->prepare(
+					"SELECT ID, post_title
+					 FROM $wpdb->posts
+					 WHERE post_type = 'shop_coupon' AND post_status = 'publish'
+					 ORDER BY ID DESC
+					 LIMIT %d",
+					$coupon_limit ), 
+					OBJECT
+				);
 
 				// Get the current coupon (if set) for the sale.
 				$current_coupon = intval( $cur_sale->get_meta_value( 'swsales_wc_coupon_id', null ) );