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Arke server
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lib/arke_server/plugs/get_project.ex
# Copyright 2023 Arkemis S.r.l.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
defmodule ArkeServer.Plugs.GetProject do
@moduledoc """
Plug to get the project from the request header
"""
import Plug.Conn
alias Arke.Utils.ErrorGenerator, as: Error
@doc false
def init(default), do: default
@doc false
def call(%Plug.Conn{req_headers: headers} = conn, _default) do
with {:ok, unit} <- get_project_from_headers(headers) do
# TODO Figure out whether to pass the unit directly instead of the id
assign(conn, :arke_project, unit.id)
else
{:error, msg} ->
ArkeServer.ResponseManager.send_resp(conn, 401, nil, msg)
|> Plug.Conn.halt()
end
end
defp get_project_from_headers(headers) do
with [proj] <-
Enum.filter(headers, fn {k, _} -> k == "arke-project-key" end) |> Keyword.values() do
with nil <- Arke.QueryManager.get_by(project: :arke_system, arke: :arke_project, id: proj) do
Error.create(:auth, "invalid project")
else
unit -> {:ok, unit}
end
else
_ ->
Error.create(:auth, "missing project header")
end
end
end