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pinchflat/lib/pinchflat_web/api_auth_plug.ex
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Fix CI: remove unused aliases, run mix format, install root yarn deps
- Remove unused aliases that caused warnings-as-errors in EX_CHECK mode
- Run mix format to fix formatter check
- Add root-level yarn install to CI for prettier (used by mix check)
- All 1007 tests pass, zero warnings
2026-07-04 09:48:47 +00:00

50 lines
1.2 KiB
Elixir

defmodule PinchflatWeb.ApiAuthPlug do
@moduledoc """
Authenticates API requests using a Bearer token.
The token is read from the `PINCHFLAT_API_TOKEN` environment variable.
If the environment variable is not set, API authentication is disabled
(useful for development and testing). In production, you should always
set this to a secure value.
Clients should send the token in the Authorization header:
Authorization: Bearer <token>
"""
import Plug.Conn
def init(opts), do: opts
def call(conn, _opts) do
expected_token = Application.get_env(:pinchflat, :api_token)
if credential_set?(expected_token) do
case get_req_header(conn, "authorization") do
["Bearer " <> token] ->
if String.trim(token) == expected_token do
conn
else
send_unauthorized(conn)
end
_ ->
send_unauthorized(conn)
end
else
# No API token configured — allow access (dev/test mode)
conn
end
end
defp credential_set?(credential) do
credential && credential != ""
end
defp send_unauthorized(conn) do
conn
|> put_resp_content_type("application/json")
|> send_resp(401, ~s({"errors":{"detail":"Unauthorized"}}))
|> halt()
end
end