From 973ba585c715d391ad35d7460f9dd830b0d6b20e Mon Sep 17 00:00:00 2001
From: Zed <zedeus@pm.me>
Date: Sun, 19 Jan 2020 09:01:11 +0100
Subject: [PATCH] Detect ?format=jpg/png images

Fixes #112
---
 src/utils.nim | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/utils.nim b/src/utils.nim
index 8bf8f4f..cfa779e 100644
--- a/src/utils.nim
+++ b/src/utils.nim
@@ -4,8 +4,8 @@ import nimcrypto, regex
 var hmacKey = "secretkey"
 
 const
-  badJpgExts = @["1500x500", "jpgn", "jpg:", "jpg_"]
-  badPngExts = @["pngn", "png:", "png_"]
+  badJpgExts = @["1500x500", "jpgn", "jpg:", "jpg_", "_jpg"]
+  badPngExts = @["pngn", "png:", "png_", "_png"]
   twitterDomains = @[
     "twitter.com",
     "twimg.com",