badges.rb

def combine(file, background, out)
  file = File.join("/data", file)
  background = File.join("/data", background)
  out = File.join("/data", out)
  cmd = "docker run --rm -ti -v $(pwd):/data r3ddox/node-pdftk pdftk #{file} background #{background} output #{out}"
  #puts "Executing: #{cmd.inspect}"
  `#{cmd}`
end

def pdfmerge(files, out)
  out = File.join(COMPLETE_DIR, out)
  inp = files.join(" ")
  `"/System/Library/Automator/Combine PDF Pages.action/Contents/Resources/join.py" -o #{out} #{inp}`
end