fix: recognize small text files (filebrowser#531)

keshuai · Sep 8, 2018 · a019489 · a019489
1 parent 43707a6
commit a019489
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/file.go b/lib/file.go
@@ -223,14 +223,14 @@ func (i *File) GetFileType(checkContent bool) error {
 
  // Only the first 512 bytes are used to sniff the content type.
  buffer := make([]byte, 512)
- _, err = file.Read(buffer)
+ n, err := file.Read(buffer)
  if err != nil && err != io.EOF {
  return err
  }
 
  // Tries to get the file mimetype using its first
  // 512 bytes.
- mimetype = http.DetectContentType(buffer)
+ mimetype = http.DetectContentType(buffer[:n])
  }
 
  if strings.HasPrefix(mimetype, "video") {