From: Loki3000 <github@labcms.ru>
Date: Mon, 9 Jan 2017 20:34:23 +0000 (+0300)
Subject: Default value for null user
X-Git-Tag: v12.0.0beta1~720^2
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=135198bf0dd091768428ac78b70d06d9c7190f27;p=nextcloud-server.git

Default value for null user

For guest users on every request executes query:
SELECT `uid`, `displayname` FROM `users` WHERE LOWER(`uid`) = LOWER(null)
as I see, uid can't be equal to null by design.
---

diff --git a/lib/private/User/Database.php b/lib/private/User/Database.php
index 28cb3302858..69826f49be3 100644
--- a/lib/private/User/Database.php
+++ b/lib/private/User/Database.php
@@ -75,6 +75,7 @@ class Database extends Backend implements IUserBackend {
 	 */
 	public function __construct($eventDispatcher = null) {
 		$this->cache = new CappedMemoryCache();
+		$this->cache[null] = false;
 		$this->eventDispatcher = $eventDispatcher ? $eventDispatcher : \OC::$server->getEventDispatcher();
 	}