meta/lib/meta_web/controllers/user_registration_controlle...

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defmodule MetaWeb.UserRegistrationController do
use MetaWeb, :controller
alias Meta.Captcha
alias Meta.Accounts
alias Meta.Accounts.User
alias MetaWeb.UserAuth
defp is_registration_enabled?() do
Application.get_env(:meta, :enable_registration)
end
def new(conn, _params) do
changeset = Accounts.change_user_registration(%User{})
{captcha_text, captcha_result} = Captcha.generate()
with_notice = unless is_registration_enabled?() do
conn
|> put_flash(:error, "Registration is disabled for the time being.")
else
conn
end
with_notice
|> assign(:captcha, captcha_text)
|> put_session(:captcha, captcha_result)
|> render("new.html", changeset: changeset)
end
def create(conn, %{"user" => user_params}) do
unless is_registration_enabled?() do
conn
|> redirect(to: Routes.user_registration_path(conn, :new))
else
attrs = user_params
|> Map.put("expected_captcha", get_session(conn, :captcha))
case Accounts.register_user(attrs) do
{:ok, user} ->
{:ok, _} =
Accounts.deliver_user_confirmation_instructions(
user,
&Routes.user_confirmation_url(conn, :confirm, &1)
)
conn
|> put_flash(:info, "User created successfully.")
|> UserAuth.log_in_user(user)
{:error, %Ecto.Changeset{} = changeset} ->
{captcha_text, captcha_result} = Captcha.generate()
conn
|> assign(:captcha, captcha_text)
|> put_session(:captcha, captcha_result)
|> render("new.html", changeset: changeset)
end
end
end
end