class Sinatra::Request

def accept_entry(entry)
  type, *options = entry.gsub(/\s/, '').split(';')
  quality = 0 # we sort smalles first
  options.delete_if { |e| quality = 1 - e[2..-1].to_f if e =~ /^q=/ }
  [type, [quality, type.count('*'), 1 - options.size]]
end