Revert "Look up product by sku"

includes/api/class-wc-api-products.php

@@ -66,11 +66,6 @@ class WC_API_Products extends WC_API_Resource {
 			array( array( $this, 'get_product_category' ), WC_API_Server::READABLE ),
 		);
 
-		# GET /products/sku/<product sku>
-		$routes[ $this->base . '/sku/(?P<sku>\d+)' ] = array(
-			array( array( $this, 'get_product_by_sku' ), WC_API_Server::READABLE ),
-		);
-		
 		return $routes;
 	}
 
@@ -1813,68 +1808,4 @@ class WC_API_Products extends WC_API_Resource {
 		 */
 	}
 
-	/**
-	 * Get the product for a given sku
-	 *
-	 * @since 2.2.8
-	 * @param int $sku the product sku
-	 * @param string $fields
-	 * @return array
-	 */
-	public function get_product_by_sku( $sku, $fields = null, $filter = array(), $page = 1 ) {
-
-		// get all products
-		$filter['page'] = $page;
-
-		$query = $this->query_products( $filter );
-
-		$products = array();
-
-		// itterate over product collection
-		foreach ( $query->posts as $product_id ) {
-			
-			if ( ! $this->is_readable( $product_id ) ) {
-				continue;
-			}
-
-			// temp variable to hold the current product in memory
-			$tmp_product = $this->get_product( $product_id, $fields );
-			
-			// match product sku with user defined sku
-			if( (int) $sku == (int) $tmp_product['product']['sku'] ){	
-
-				// validate the id
-				$id = $this->validate_request( $tmp_product['product']['id'], 'product', 'read' );
-
-				if ( is_wp_error($id) ) {
-					
-					$products[] = current( $id );
-				}
-
-				else {
-
-					$products[] = current( $this->get_product( $product_id, $fields ) );
-
-				}
-				
-			}
-			
-		}
-
-		// check sku was found, do not return empty results
-		switch ( sizeof($products) ) {
-			case 0 :
-				return new WP_Error( 'woocommerce_api_invalid_sku', "Error - sku {$id} not found", array( 'status' => 404 ) );
-				
-				break;
-			
-			default:
-				
-				return array( 'products' => $products );
-
-				break;
-		}
-
-	}
-
 }