Add config to handle or not exceptions (chriskacerguis#739)

Author: lweb20

application/config/rest.php

@@ -229,6 +229,16 @@
 */
 $config['rest_ip_whitelist_enabled'] = FALSE;
 
+/*
+|--------------------------------------------------------------------------
+| REST Handle Exceptions
+|--------------------------------------------------------------------------
+|
+| Handle exceptions caused by the controller
+|
+*/
+$config['rest_handle_exceptions'] = TRUE;
+
 /*
 |--------------------------------------------------------------------------
 | REST IP White-list

application/libraries/REST_Controller.php

@@ -595,7 +595,7 @@ public function __destruct()
      * Checks to see if we have everything we need to run this library.
      *
      * @access protected
-     * @@throws Exception
+     * @throws Exception
      */
     protected function preflight_checks()
     {
@@ -739,6 +739,10 @@ public function _remap($object_called, $arguments = [])
         }
         catch (Exception $ex)
         {
+            if ($this->config->item('rest_handle_exceptions') === FALSE) {
+                throw $ex;
+            }
+
             // If the method doesn't exist, then the error will be caught and an error response shown
 	        $_error = &load_class('Exceptions', 'core');
 	        $_error->show_exception($ex);