From 93829b9e33623c9877f3ef457346e1e59d1b7303 Mon Sep 17 00:00:00 2001
From: John McLear <john@mclear.co.uk>
Date: Mon, 8 Jun 2020 17:21:55 +0100
Subject: [PATCH] pluginfw/performance: Dont cache if max age is 0 (#4098)

---
 src/node/eejs/index.js | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/node/eejs/index.js b/src/node/eejs/index.js
index bfb445de2..057c24c75 100644
--- a/src/node/eejs/index.js
+++ b/src/node/eejs/index.js
@@ -24,6 +24,7 @@ var fs = require("fs");
 var path = require("path");
 var hooks = require("ep_etherpad-lite/static/js/pluginfw/hooks.js");
 var resolve = require("resolve");
+var settings = require('../utils/Settings');
 
 const templateCache = new Map()
 
@@ -118,17 +119,24 @@ exports.require = function (name, args, mod) {
   args.require = require;
 
   let template
-  if (!templateCache.has(ejspath)) {
+  if (settings.maxAge !== 0){ // don't cache if maxAge is 0
+    if (!templateCache.has(ejspath)) {
+      template = '<% e._init(__output); %>' + fs.readFileSync(ejspath).toString() + '<% e._exit(); %>';
+      templateCache.set(ejspath, template)
+    } else {
+      template = templateCache.get(ejspath)
+    }
+  }else{
     template = '<% e._init(__output); %>' + fs.readFileSync(ejspath).toString() + '<% e._exit(); %>';
-    templateCache.set(ejspath, template)
-  } else {
-    template = templateCache.get(ejspath)
   }
 
   exports.info.args.push(args);
   exports.info.file_stack.push({path: ejspath, inherit: []});
-
-  var res = ejs.render(template, args, { cache: true, filename: ejspath });
+  if(settings.maxAge !== 0){
+    var res = ejs.render(template, args, { cache: true, filename: ejspath });
+  }else{
+    var res = ejs.render(template, args, { cache: false, filename: ejspath });
+  }
   exports.info.file_stack.pop();
   exports.info.args.pop();