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asciinema.org/lib/asciinema_web/auth.ex

50 lines
1.3 KiB
Elixir

defmodule AsciinemaWeb.Auth do
import Plug.Conn
alias Asciinema.Accounts.User
alias Asciinema.Repo
@user_key "warden.user.user.key"
@one_year_in_secs 31_557_600
def init(opts) do
opts
end
def call(%Plug.Conn{assigns: %{current_user: %User{}}} = conn, _opts) do
conn
end
def call(conn, _opts) do
user_id = get_session(conn, @user_key)
user = user_id && Repo.get(User, user_id)
assign(conn, :current_user, user)
end
def log_in(conn, %User{} = user) do
user = user |> User.login_changeset |> Repo.update!
conn
|> put_session(@user_key, user.id)
|> put_resp_cookie("auth_token", user.auth_token, max_age: @one_year_in_secs)
|> assign(:current_user, user)
end
def get_basic_auth(conn) do
with ["Basic " <> auth] <- get_req_header(conn, "authorization"),
auth = String.replace(auth, ~r/^%/, ""), # workaround for 1.3.0-1.4.0 client bug
{:ok, username_password} <- Base.decode64(auth),
[username, password] <- String.split(username_password, ":") do
{username, password}
else
_ -> nil
end
end
def put_basic_auth(conn, nil, nil) do
conn
end
def put_basic_auth(conn, username, password) do
auth = Base.encode64("#{username}:#{password}")
put_req_header(conn, "authorization", "Basic " <> auth)
end
end