From 7a5907057abf94732817938e00fdddc7725ad93f Mon Sep 17 00:00:00 2001
From: mark_story <mark@mark-story.com>
Date: Thu, 18 Feb 2016 21:03:57 -0500
Subject: [PATCH] Ensure keys are strings before accessing them.

Some userland datasources (namely an oracle driver) manage to get arrays
into $stack.

Refs #8281
---
 lib/Cake/Model/Datasource/DataSource.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Cake/Model/Datasource/DataSource.php b/lib/Cake/Model/Datasource/DataSource.php
index e77df4f8e..37e1e0f14 100644
--- a/lib/Cake/Model/Datasource/DataSource.php
+++ b/lib/Cake/Model/Datasource/DataSource.php
@@ -368,7 +368,7 @@ class DataSource extends Object {
 				} else {
 					$found = false;
 					foreach (array_reverse($stack) as $assocData) {
-						if (isset($data[$assocData]) && isset($data[$assocData][$insertKey])) {
+						if (is_string($assocData) && isset($data[$assocData]) && isset($data[$assocData][$insertKey])) {
 							$val = $data[$assocData][$insertKey];
 							$found = true;
 							break;