RevealSpoilers =
  init: ->
    return unless g.VIEW in ['index', 'thread'] and Conf['Reveal Spoiler Thumbnails']

    Post.callbacks.push
      name: 'Reveal Spoiler Thumbnails'
      cb:   @node

  node: ->
    return if @isClone or !@file?.isSpoiler
    {thumb} = @file
    # Remove old width and height.
    thumb.removeAttribute 'style'
    # Enforce thumbnail size if thumbnail is replaced.
    thumb.style.maxHeight = thumb.style.maxWidth = if @isReply then '125px' else '250px'
    thumb.src = @file.thumbURL