Merge pull request #5273 from corsonr/master

Added is_paying_customer() to easily check if a user is a WC customer

includes/class-wc-customer.php

@@ -189,6 +189,16 @@ class WC_Customer {
 		return false;
 	}
 	
+	/**
+	 * Is the user a paying customer?
+	 *
+	 * @access public
+	 * @return bool
+	 */
+	function is_paying_customer( $user_id ) {
+		return '1' === get_user_meta( $user_id, 'paying_customer', true );
+	}
+
 
 	/**
 	 * Is customer VAT exempt?