From c93afe23aafc2b4bcd7ed5d4f4bcc280a5b658c0 Mon Sep 17 00:00:00 2001
From: Cilibiu Bogdan <pionnegru@users.noreply.github.com>
Date: Tue, 19 Mar 2019 09:13:12 +0200
Subject: [PATCH] assert file extension validity first (#1025)

---
 projects/adf-office-services-ext/src/lib/evaluators.ts | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/projects/adf-office-services-ext/src/lib/evaluators.ts b/projects/adf-office-services-ext/src/lib/evaluators.ts
index 3a8dd0dce..037df5851 100644
--- a/projects/adf-office-services-ext/src/lib/evaluators.ts
+++ b/projects/adf-office-services-ext/src/lib/evaluators.ts
@@ -30,6 +30,11 @@ export function canOpenWithOffice(
     return false;
   }
 
+  const extension = getFileExtension(file.entry.name);
+  if (!extension || !supportedExtensions[extension]) {
+    return false;
+  }
+
   // workaround for Shared files
   if (
     context.navigation &&
@@ -51,11 +56,6 @@ export function canOpenWithOffice(
     return false;
   }
 
-  const extension = getFileExtension(file.entry.name);
-  if (!extension || !supportedExtensions[extension]) {
-    return false;
-  }
-
   /*
   if (file.entry && file.entry.aspectNames) {
     const checkedOut = file.entry.aspectNames.find(