From de26b7f373559c54e0eaf236e2dc6818c07267bf Mon Sep 17 00:00:00 2001
From: Shish <shish@shishnet.org>
Date: Tue, 7 Jul 2020 16:07:19 +0000
Subject: [PATCH] don't die if database is missing a MIME type

---
 core/imageboard/image.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/core/imageboard/image.php b/core/imageboard/image.php
index e4fa0c5d..9840e891 100644
--- a/core/imageboard/image.php
+++ b/core/imageboard/image.php
@@ -586,7 +586,11 @@ class Image
         if ($this->mime===MimeType::WEBP&&$this->lossless) {
             return MimeType::WEBP_LOSSLESS;
         }
-        return $this->mime;
+        $m = $this->mime;
+        if (is_null($m)) {
+            $m = MimeMap::get_for_extension($this->ext)[0];
+        }
+        return $m;
     }
 
     /**