From 0206a6811ff92d3bf95a18c333bd753a34326c44 Mon Sep 17 00:00:00 2001
From: interworks-morr <matthew.orr@interworks.com>
Date: Fri, 2 Mar 2018 20:00:05 -0600
Subject: [PATCH] Improve cache reliability (#3421)

Reported and fixed by @interworks-morr:
"Occasionally with certain IIS setups, the file will contain an out-of-date class name. This patch will verify the class name from the file before returning, and clear the cache if invalid."
---
 modules/cms/classes/CodeParser.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/modules/cms/classes/CodeParser.php b/modules/cms/classes/CodeParser.php
index 651fc51fa..81b9bb13a 100644
--- a/modules/cms/classes/CodeParser.php
+++ b/modules/cms/classes/CodeParser.php
@@ -192,8 +192,10 @@ class CodeParser
 
         if (is_file($path)) {
             if ($className = $this->extractClassFromFile($path)) {
-                $data['className'] = $className;
-                return $data;
+                if (class_exists($className)) {
+                    $data['className'] = $className;
+                    return $data;
+                }
             }
 
             @unlink($path);