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Turnkey Auth Plug lets you protect any route in an Elixir/Phoenix App.
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Files
lib/helpers.ex
defmodule AuthPlug.Helpers do
@doc """
`get_baseurl_from_conn/1` derives the base URL from the conn struct
e.g: http://localhost:4000 or https://app.dwyl.com
"""
@spec get_baseurl_from_conn(Map) :: String.t()
def get_baseurl_from_conn(%{host: h, port: p}) when h == "localhost" do
"http://#{h}:#{p}"
end
def get_baseurl_from_conn(%{host: h}) do
"https://#{h}"
end
@doc """
`strip_struct_metadata/1` removes the Ecto Struct metadata from a struct.
This is essential before attempting to create a JWT as `Jason.encode/2`
chokes on any invalid data. See: github.com/dwyl/auth_plug/issues/16
"""
def strip_struct_metadata(struct) do
struct
|> Map.delete(:__meta__)
|> Map.delete(:__struct__)
|> Map.delete(:statuses) # association
|> Map.delete(:email_hash) # binary
end
end