Get Some Emojis

get_some_emojis.rb

# -*- mode: ruby -*-
# vi: set ft=ruby :
## download emojis
##   - supports emojipacks (https://github.com/lambtron/emojipacks/tree/master/packs)
## usage
##   ruby get_some_emojis.rb emojipack.yaml
##       download all emojis in emojipack.yaml to emojipack/ 
##       (creates a new folder if one doesn't exist)
require 'yaml'
require 'net/http'
require 'uri'
require 'fileutils'

ARGV.each do |arg|
  es = YAML.load_file(arg)
  folder = File.basename(arg, ".*")
  emojis = es["emojis"]
  emojis.each do |emoji|
    uri = URI.parse(emoji["src"])
    response = Net::HTTP.get_response(uri)
    filename = emoji["name"] + File.extname(emoji["src"])
    Dir.mkdir(folder) unless File.exists?(folder)
    puts folder + "/" + filename
    File.write(folder + "/" + filename, response.body)
  end
end