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defmodule PowerDNSex.Config do
defstruct url: "",
token: ""
alias PowerDNSex.Config
def data do
set_attr_value = &(Map.put(&2, &1, get_key(&1)))
%Config{}
|> Map.from_struct
|> Map.keys
|> Enum.reduce(%Config{}, set_attr_value)
end
def powerdns_url do
url = data.url
if String.ends_with?(url, "/"), do: url, else: url <> "/"
end
def powerdns_token, do: data.token
def valid?(), do: powerdns_url && powerdns_token
###
# Private
###
defp get_key(key) do
case Application.fetch_env(:powerdns, key) do
{:ok, {:system, env_var_name}} -> System.get_env(env_var_name)
{:ok, value} -> value
_ ->
raise "[PowerDNSex] PowerDNS #{Atom.to_string(key)} not configured."
end
end
end
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