organize_camera_uploads.rb

require 'fileutils'

type_map = {
  jpeg: 'Photos',
  JPEG: 'Photos',
  jpg: 'Photos',
  JPG: 'Photos',
  png: 'PNGs',
  PNG: 'PNGs',
  mov: 'Videos',
  MOV: 'Videos',
  mp4: 'Videos',
  MP4: 'Videos',
  avi: 'Videos',
  AVI: 'Videos',
  m4v: 'Videos',
  M4V: 'Videos',
  psd: 'Photoshop',
  PSD: 'Photoshop',
}

type_map.each do |extension, root_dir|
  Dir.glob("./**/*.#{extension}").each do |filepath|
    filename = File.basename(filepath)
    created_at = File.birthtime(filepath)
    year = created_at.year
    month = created_at.month.to_s.rjust(2, '0')

    dirpath = "#{root_dir}/#{year}"
    Dir.mkdir(dirpath) unless Dir.exists?(dirpath)

    dirpath = "#{root_dir}/#{year}/#{created_at.strftime('%Y-%m %b')}"
    Dir.mkdir(dirpath) unless Dir.exists?(dirpath)

    new_filepath = "./#{dirpath}/#{filename}"
    puts new_filepath
    FileUtils.mv(filepath, new_filepath) unless new_filepath == filepath
  end
end

Dir['**/'].reverse_each { |d| Dir.rmdir(d) if Dir.entries(d).size == 2 }