70 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.Auth.Authenticator do
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  alias Pleroma.Registration
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  alias Pleroma.User
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  def implementation do
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    Pleroma.Config.get(
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      Pleroma.Web.Auth.Authenticator,
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      Pleroma.Web.Auth.PleromaAuthenticator
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    )
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  end
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  @callback get_user(Plug.Conn.t()) :: {:ok, User.t()} | {:error, any()}
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  def get_user(plug), do: implementation().get_user(plug)
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  @callback create_from_registration(Plug.Conn.t(), Registration.t()) ::
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              {:ok, User.t()} | {:error, any()}
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  def create_from_registration(plug, registration),
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    do: implementation().create_from_registration(plug, registration)
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  @callback get_registration(Plug.Conn.t()) :: {:ok, Registration.t()} | {:error, any()}
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  def get_registration(plug), do: implementation().get_registration(plug)
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  @callback handle_error(Plug.Conn.t(), any()) :: any()
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  def handle_error(plug, error),
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    do: implementation().handle_error(plug, error)
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  @callback auth_template() :: String.t() | nil
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  def auth_template do
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    # Note: `config :pleroma, :auth_template, "..."` support is deprecated
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    implementation().auth_template() ||
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      Pleroma.Config.get([:auth, :auth_template], Pleroma.Config.get(:auth_template)) ||
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      "show.html"
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  end
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  @callback oauth_consumer_template() :: String.t() | nil
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  def oauth_consumer_template do
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    implementation().oauth_consumer_template() ||
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      Pleroma.Config.get([:auth, :oauth_consumer_template], "consumer.html")
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  end
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  @doc "Gets user by nickname or email for auth."
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  @spec fetch_user(String.t()) :: User.t() | nil
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  def fetch_user(name) do
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    User.get_by_nickname_or_email(name)
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  end
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  # Gets name and password from conn
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  #
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  @spec fetch_credentials(Plug.Conn.t() | map()) ::
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          {:ok, {name :: any, password :: any}} | {:error, :invalid_credentials}
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  def fetch_credentials(%Plug.Conn{params: params} = _),
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    do: fetch_credentials(params)
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  def fetch_credentials(params) do
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    case params do
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      %{"authorization" => %{"name" => name, "password" => password}} ->
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        {:ok, {name, password}}
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      %{"grant_type" => "password", "username" => name, "password" => password} ->
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        {:ok, {name, password}}
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      _ ->
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        {:error, :invalid_credentials}
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    end
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  end
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end
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