From e97c135de8f9563b5fa8e7d8973ca09f298f0fd1 Mon Sep 17 00:00:00 2001
From: Jan <jsteemann@users.noreply.github.com>
Date: Wed, 9 Jun 2021 21:25:22 +0200
Subject: [PATCH] issue #269: Undefined index: revision (#284)

Fix an undefined index notice/warning when calling the
DocumentHandler::put function with a `revision` option set.
---
 lib/ArangoDBClient/DocumentHandler.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/ArangoDBClient/DocumentHandler.php b/lib/ArangoDBClient/DocumentHandler.php
index 948dc512..2024e269 100644
--- a/lib/ArangoDBClient/DocumentHandler.php
+++ b/lib/ArangoDBClient/DocumentHandler.php
@@ -757,9 +757,10 @@ protected function put($url, $collection, $documentId, Document $document, array
         if (isset($params[ConnectionOptions::OPTION_REPLACE_POLICY]) &&
             $params[ConnectionOptions::OPTION_REPLACE_POLICY] === UpdatePolicy::ERROR
         ) {
-            if (null !== $options['revision']) {
+            $revision = $document->getRevision();
+            if (null !== $revision) {
                 $params['ignoreRevs'] = false;
-                $headers['if-match']  = '"' . $options['revision'] . '"';
+                $headers['if-match']  = '"' . $revision . '"';
             }
         }