module Mnogootex::Utils

Public Class Methods

dir_size(mask) click to toggle source
# File lib/mnogootex/utils.rb, line 21
def self.dir_size(mask)
  Dir.glob(Pathname.new(mask).join('**', '*')).
    map! { |f| Pathname.new(f).size }.inject(:+) || 0
end
humanize_bytes(size) click to toggle source
# File lib/mnogootex/utils.rb, line 14
def self.humanize_bytes(size)
  %w[b Kb Mb Gb Tb Pb Eb Zb Yb].reduce(size) do |magnitude, unit|
    break "#{magnitude}#{unit}" if magnitude < 1024
    magnitude / 1024
  end
end
short_md5(input) click to toggle source
# File lib/mnogootex/utils.rb, line 7
def self.short_md5(input)
  [Digest::MD5.digest(input)]. # get 16 bytes of MD5
    pack('m0'). # pack them into 22+2 base64 bytes (w/o trailing newline)
    tr('+/', '-_'). # make then url/path-safe
    chomp('==') # drop last 2 padding bytes
end