From d983768165a2c3cb15c92a561b79c4386c38dc6a Mon Sep 17 00:00:00 2001
From: John Milmine <john.milmine@dna.co.nz>
Date: Mon, 26 May 2014 16:13:19 +1200
Subject: [PATCH] fixed many many ordering so that other many many lists with
 the same relation aren't affected

---
 code/GridFieldOrderableRows.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/code/GridFieldOrderableRows.php b/code/GridFieldOrderableRows.php
index fdf75fe..da5bb78 100755
--- a/code/GridFieldOrderableRows.php
+++ b/code/GridFieldOrderableRows.php
@@ -278,9 +278,11 @@ class GridFieldOrderableRows extends RequestHandler implements
 		if($list instanceof ManyManyList) {
 			$extra = $list->getExtraFields();
 			$key   = $list->getLocalKey();
+			$foreignKey = $list->getForeignKey();
+			$foreignID	= '= ' . (int) $list->getForeignID();
 
 			if(array_key_exists($this->getSortField(), $extra)) {
-				return sprintf('"%s" %s', $key, $value);
+				return sprintf('"%s" %s AND "%s" %s', $key, $value, $foreignKey, $foreignID);
 			}
 		}