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# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
import Pleroma.Web.Gettext
alias Pleroma.Emails.Mailer
alias Pleroma.Emails.UserEmail
alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.UserInviteToken
def register_user(params, opts \\ []) do
params =
params
|> Map.take([:email, :token, :password])
|> Map.put(:bio, params |> Map.get(:bio, "") |> User.parse_bio())
|> Map.put(:nickname, params[:username])
|> Map.put(:name, Map.get(params, :fullname, params[:username]))
|> Map.put(:password_confirmation, params[:password])
|> Map.put(:registration_reason, params[:reason])
if Pleroma.Config.get([:instance, :registrations_open]) do
create_user(params, opts)
else
create_user_with_invite(params, opts)
end
end
defp create_user_with_invite(params, opts) do
with %{token: token} when is_binary(token) <- params,
%UserInviteToken{} = invite <- Repo.get_by(UserInviteToken, %{token: token}),
true <- UserInviteToken.valid_invite?(invite) do
UserInviteToken.update_usage!(invite)
create_user(params, opts)
else
nil -> {:error, "Invalid token"}
_ -> {:error, "Expired token"}
end
end
defp create_user(params, opts) do
changeset = User.register_changeset(%User{}, params, opts)
case User.register(changeset) do
{:ok, user} ->
maybe_notify_admins(user)
{:ok, user}
{:error, changeset} ->
errors =
changeset
|> Ecto.Changeset.traverse_errors(fn {msg, _opts} -> msg end)
|> Jason.encode!()
{:error, errors}
end
end
defp maybe_notify_admins(%User{} = account) do
if Pleroma.Config.get([:instance, :account_approval_required]) do
User.all_superusers()
|> Enum.filter(fn user -> not is_nil(user.email) end)
|> Enum.each(fn superuser ->
superuser
|> Pleroma.Emails.AdminEmail.new_unapproved_registration(account)
|> Pleroma.Emails.Mailer.deliver_async()
end)
end
end
def password_reset(nickname_or_email) do
with true <- is_binary(nickname_or_email),
%User{local: true, email: email} = user when is_binary(email) <-
User.get_by_nickname_or_email(nickname_or_email),
{:ok, token_record} <- Pleroma.PasswordResetToken.create_token(user) do
user
|> UserEmail.password_reset_email(token_record.token)
|> Mailer.deliver_async()
{:ok, :enqueued}
else
false ->
{:error, "bad user identifier"}
%User{local: true, email: nil} ->
{:ok, :noop}
%User{local: false} ->
{:error, "remote user"}
nil ->
{:error, "unknown user"}
end
end
def validate_captcha(app, params) do
if app.trusted || not Pleroma.Captcha.enabled?() do
:ok
else
do_validate_captcha(params)
end
end
defp do_validate_captcha(params) do
with :ok <- validate_captcha_presence(params),
:ok <-
Pleroma.Captcha.validate(
params[:captcha_token],
params[:captcha_solution],
params[:captcha_answer_data]
) do
:ok
else
{:error, :captcha_error} ->
captcha_error(dgettext("errors", "CAPTCHA Error"))
{:error, :invalid} ->
captcha_error(dgettext("errors", "Invalid CAPTCHA"))
{:error, :kocaptcha_service_unavailable} ->
captcha_error(dgettext("errors", "Kocaptcha service unavailable"))
{:error, :expired} ->
captcha_error(dgettext("errors", "CAPTCHA expired"))
{:error, :already_used} ->
captcha_error(dgettext("errors", "CAPTCHA already used"))
{:error, :invalid_answer_data} ->
captcha_error(dgettext("errors", "Invalid answer data"))
{:error, error} ->
captcha_error(error)
end
end
defp validate_captcha_presence(params) do
[:captcha_solution, :captcha_token, :captcha_answer_data]
|> Enum.find_value(:ok, fn key ->
unless is_binary(params[key]) do
error = dgettext("errors", "Invalid CAPTCHA (Missing parameter: %{name})", name: key)
{:error, error}
end
end)
end
# For some reason FE expects error message to be a serialized JSON
defp captcha_error(error), do: {:error, Jason.encode!(%{captcha: [error]})}
end
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