class OpenSSL::X509::ExtensionFactory

def create_ext_from_array(ary)
  raise ExtensionError, "unexpected array form" if ary.size > 3
  create_ext(ary[0], ary[1], ary[2])
end

def create_ext_from_array(ary)
  raise ExtensionError, "unexpected array form" if ary.size > 3
  create_ext(ary[0], ary[1], ary[2])
end

def create_ext_from_hash(hash)
  create_ext(hash["oid"], hash["value"], hash["critical"])
end

def create_ext_from_hash(hash)
  create_ext(hash["oid"], hash["value"], hash["critical"])
end

def create_ext_from_string(str) # "oid = critical, value"
  oid, value = str.split(/=/, 2)
  oid.strip!
  value.strip!
  create_ext(oid, value)
end

def create_ext_from_string(str) # "oid = critical, value"
  oid, value = str.split(/=/, 2)
  oid.strip!
  value.strip!
  create_ext(oid, value)
end

def create_extension(*arg)
  if arg.size > 1
    create_ext(*arg)
  else
    send("create_ext_from_"+arg[0].class.name.downcase, arg[0])
  end
end

def create_extension(*arg)
  if arg.size > 1
    create_ext(*arg)
  else
    send("create_ext_from_"+arg[0].class.name.downcase, arg[0])
  end
end