Add support for extensions with numbers (eg mp3, woff2) (#6714)

keystonejs · Nov 1, 2021 · 5e61e00 · 5e61e00
1 parent 0f80064
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diff --git a/.changeset/green-bulldogs-suffer.md b/.changeset/green-bulldogs-suffer.md
@@ -0,0 +1,5 @@
+---
+"@keystone-next/keystone": patch
+---
+
+When generating safe filenames, support extensions with numerical characters
diff --git a/packages/keystone/src/lib/context/createFilesContext.ts b/packages/keystone/src/lib/context/createFilesContext.ts
@@ -22,8 +22,8 @@ const generateSafeFilename = (
   //
   // This regex lazily matches for any characters that aren't a new line
   // it then optionally matches the last instance of a "." symbol
-  // followed by any alphabetical character before the end of the string
-  const [, name, ext] = filename.match(/^([^:\n].*?)(\.[A-Za-z]+)?$/) as RegExpMatchArray;
+  // followed by any alphanumerical character before the end of the string
+  const [, name, ext] = filename.match(/^([^:\n].*?)(\.[A-Za-z0-9]+)?$/) as RegExpMatchArray;
 
   const id = crypto
     .randomBytes(24)