From c618b956d21e1ac3950929767df031e7c544eff1 Mon Sep 17 00:00:00 2001
From: Tom Moor <tom.moor@gmail.com>
Date: Thu, 6 Jul 2017 22:17:37 -0700
Subject: [PATCH] Incorporate limit

---
 server/middlewares/cache.js   | 3 ++-
 server/presenters/document.js | 5 ++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/server/middlewares/cache.js b/server/middlewares/cache.js
index 7a10ad642..22068f621 100644
--- a/server/middlewares/cache.js
+++ b/server/middlewares/cache.js
@@ -1,9 +1,10 @@
+// @flow
 import debug from 'debug';
 
 const debugCache = debug('cache');
 
 export default function cache() {
-  return async function cacheMiddleware(ctx, next) {
+  return async function cacheMiddleware(ctx: Object, next: Function) {
     ctx.cache = {};
 
     ctx.cache.set = async (id, value) => {
diff --git a/server/presenters/document.js b/server/presenters/document.js
index 80db7f531..e89658a56 100644
--- a/server/presenters/document.js
+++ b/server/presenters/document.js
@@ -1,4 +1,5 @@
 // @flow
+import _ from 'lodash';
 import { User, Document, View } from '../models';
 import presentUser from './user';
 import presentCollection from './collection';
@@ -43,9 +44,7 @@ async function present(ctx: Object, document: Document, options: Object = {}) {
     // This could be further optimized by using ctx.cache
     data.collaborators = await User.findAll({
       where: {
-        id: {
-          $in: document.collaboratorIds || [],
-        },
+        id: { $in: _.takeRight(document.collaboratorIds, 10) || [] },
       },
     }).map(user => presentUser(ctx, user));
   }