tinify

#!/usr/bin/env ruby

require 'optparse'
require 'tinify'

Tinify.key = "hLrYlp3sHGqVqHkoODtopYZyAQWUnoho"

options = {}
OptionParser.new do |opts|
  opts.banner = "Usage: tinify [options]"

  opts.on("-h", "--height HEIGHT", OptionParser::DecimalInteger, "Set image height") do |height|
    options[:height] = height
    options[:width] = 9999 unless options[:width]
  end
  opts.on("-w", "--width WIDTH", OptionParser::DecimalInteger, "Set image width") do |width|
    options[:width] = width
    options[:height] = 9999 unless options[:height]
  end
  opts.on("-?", "--help", "Prints this help") do
    puts opts
    exit
  end
end.parse!

ARGV.each { |file|
  print "Processing file: #{file}... "
  STDOUT.flush
  current_file_size = File.new(file).size
  source = Tinify.from_file(file)
  if options[:width] || options[:height]
    # puts "... resizing"
    source = source.resize(
      method: "fit",
      width: options[:width],
      height: options[:height]
    )
  end
  source.to_file("#{file}~~")
  new_file_size = File.new("#{file}~~").size
  percent_savings = (current_file_size-new_file_size)*100/current_file_size
  puts "savings #{percent_savings}% (#{current_file_size-new_file_size} bytes)"
  File.rename(file, "#{file}~")
  File.rename("#{file}~~", file)
}
puts "Compressions this month: #{Tinify.compression_count}"