memEx/lib/memex_web/controllers/user_reset_password_controller.ex

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defmodule MemexWeb.UserResetPasswordController do
use MemexWeb, :controller
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alias Memex.Accounts
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plug :get_user_by_reset_password_token when action in [:edit, :update]
def new(conn, _params) do
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render(conn, :new, page_title: gettext("forgot your password?"))
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end
def create(conn, %{"user" => %{"email" => email}}) do
if user = Accounts.get_user_by_email(email) do
Accounts.deliver_user_reset_password_instructions(
user,
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fn token -> url(MemexWeb.Endpoint, ~p"/users/reset_password/#{token}") end
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)
end
# Regardless of the outcome, show an impartial success/error message.
conn
|> put_flash(
:info,
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dgettext(
"prompts",
"If your email is in our system, you will receive instructions to " <>
"reset your password shortly."
)
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)
|> redirect(to: "/")
end
def edit(conn, _params) do
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render(conn, :edit,
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changeset: Accounts.change_user_password(conn.assigns.user),
page_title: gettext("Reset your password")
)
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end
# Do not log in the user after reset password to avoid a
# leaked token giving the user access to the account.
def update(conn, %{"user" => user_params}) do
case Accounts.reset_user_password(conn.assigns.user, user_params) do
{:ok, _} ->
conn
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|> put_flash(:info, dgettext("prompts", "Password reset successfully."))
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|> redirect(to: ~p"/users/log_in")
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{:error, changeset} ->
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render(conn, :edit, changeset: changeset)
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end
end
defp get_user_by_reset_password_token(conn, _opts) do
%{"token" => token} = conn.params
if user = Accounts.get_user_by_reset_password_token(token) do
conn |> assign(:user, user) |> assign(:token, token)
else
conn
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|> put_flash(
:error,
dgettext("errors", "Reset password link is invalid or it has expired.")
)
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|> redirect(to: "/")
|> halt()
end
end
end