X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Foauth%2Foauth_controller.ex;h=bee7084ad39f058c41f0125c88690115688dcea3;hb=0f2f7d2cec8297b1b5645643d7584cde561ce628;hp=078839d5c666c566c1d286babfc884350d8392e0;hpb=20e0f3660541f19cf878b789aa9f5b9d5ce8cddb;p=akkoma

diff --git a/lib/pleroma/web/oauth/oauth_controller.ex b/lib/pleroma/web/oauth/oauth_controller.ex
index 078839d5c..bee7084ad 100644
--- a/lib/pleroma/web/oauth/oauth_controller.ex
+++ b/lib/pleroma/web/oauth/oauth_controller.ex
@@ -5,24 +5,46 @@
 defmodule Pleroma.Web.OAuth.OAuthController do
   use Pleroma.Web, :controller
 
+  alias Pleroma.Registration
   alias Pleroma.Repo
   alias Pleroma.User
-  alias Pleroma.Registration
   alias Pleroma.Web.Auth.Authenticator
+  alias Pleroma.Web.ControllerHelper
   alias Pleroma.Web.OAuth.App
   alias Pleroma.Web.OAuth.Authorization
   alias Pleroma.Web.OAuth.Token
 
   import Pleroma.Web.ControllerHelper, only: [oauth_scopes: 2]
 
-  if Pleroma.Config.get([:auth, :oauth_consumer_enabled]), do: plug(Ueberauth)
+  if Pleroma.Config.oauth_consumer_enabled?(), do: plug(Ueberauth)
 
   plug(:fetch_session)
   plug(:fetch_flash)
 
   action_fallback(Pleroma.Web.OAuth.FallbackController)
 
-  def authorize(conn, params) do
+  def authorize(%{assigns: %{token: %Token{} = token}} = conn, params) do
+    if ControllerHelper.truthy_param?(params["force_login"]) do
+      do_authorize(conn, params)
+    else
+      redirect_uri =
+        if is_binary(params["redirect_uri"]) do
+          params["redirect_uri"]
+        else
+          app = Repo.preload(token, :app).app
+
+          app.redirect_uris
+          |> String.split()
+          |> Enum.at(0)
+        end
+
+      redirect(conn, external: redirect_uri(conn, redirect_uri))
+    end
+  end
+
+  def authorize(conn, params), do: do_authorize(conn, params)
+
+  defp do_authorize(conn, params) do
     app = Repo.get_by(App, client_id: params["client_id"])
     available_scopes = (app && app.scopes) || []
     scopes = oauth_scopes(params, nil) || available_scopes
@@ -40,62 +62,71 @@ defmodule Pleroma.Web.OAuth.OAuthController do
 
   def create_authorization(
         conn,
-        %{
-          "authorization" => %{"redirect_uri" => redirect_uri} = auth_params
-        } = params,
+        %{"authorization" => auth_params} = params,
         opts \\ []
       ) do
-    with {:ok, auth} <-
-           (opts[:auth] && {:ok, opts[:auth]}) ||
-             do_create_authorization(conn, params, opts[:user]) do
-      redirect_uri = redirect_uri(conn, redirect_uri)
-
-      cond do
-        redirect_uri == "urn:ietf:wg:oauth:2.0:oob" ->
-          render(conn, "results.html", %{
-            auth: auth
-          })
-
-        true ->
-          connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
-          url = "#{redirect_uri}#{connector}"
-          url_params = %{:code => auth.token}
-
-          url_params =
-            if auth_params["state"] do
-              Map.put(url_params, :state, auth_params["state"])
-            else
-              url_params
-            end
+    with {:ok, auth} <- do_create_authorization(conn, params, opts[:user]) do
+      after_create_authorization(conn, auth, auth_params)
+    else
+      error ->
+        handle_create_authorization_error(conn, error, auth_params)
+    end
+  end
 
-          url = "#{url}#{Plug.Conn.Query.encode(url_params)}"
+  def after_create_authorization(conn, auth, %{"redirect_uri" => redirect_uri} = auth_params) do
+    redirect_uri = redirect_uri(conn, redirect_uri)
 
-          redirect(conn, external: url)
-      end
+    if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" do
+      render(conn, "results.html", %{
+        auth: auth
+      })
     else
-      {scopes_issue, _} when scopes_issue in [:unsupported_scopes, :missing_scopes] ->
-        conn
-        |> put_flash(:error, "Permissions not specified.")
-        |> put_status(:unauthorized)
-        |> authorize(auth_params)
+      connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
+      url = "#{redirect_uri}#{connector}"
+      url_params = %{:code => auth.token}
 
-      {:auth_active, false} ->
-        conn
-        |> put_flash(:error, "Account confirmation pending.")
-        |> put_status(:forbidden)
-        |> authorize(auth_params)
+      url_params =
+        if auth_params["state"] do
+          Map.put(url_params, :state, auth_params["state"])
+        else
+          url_params
+        end
 
-      error ->
-        Authenticator.handle_error(conn, error)
+      url = "#{url}#{Plug.Conn.Query.encode(url_params)}"
+
+      redirect(conn, external: url)
     end
   end
 
+  defp handle_create_authorization_error(conn, {scopes_issue, _}, auth_params)
+       when scopes_issue in [:unsupported_scopes, :missing_scopes] do
+    # Per https://github.com/tootsuite/mastodon/blob/
+    #   51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L39
+    conn
+    |> put_flash(:error, "This action is outside the authorized scopes")
+    |> put_status(:unauthorized)
+    |> authorize(auth_params)
+  end
+
+  defp handle_create_authorization_error(conn, {:auth_active, false}, auth_params) do
+    # Per https://github.com/tootsuite/mastodon/blob/
+    #   51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
+    conn
+    |> put_flash(:error, "Your login is missing a confirmed e-mail address")
+    |> put_status(:forbidden)
+    |> authorize(auth_params)
+  end
+
+  defp handle_create_authorization_error(conn, error, _auth_params) do
+    Authenticator.handle_error(conn, error)
+  end
+
   def token_exchange(conn, %{"grant_type" => "authorization_code"} = params) do
     with %App{} = app <- get_app_from_request(conn, params),
          fixed_token = fix_padding(params["code"]),
          %Authorization{} = auth <-
            Repo.get_by(Authorization, token: fixed_token, app_id: app.id),
-         %User{} = user <- Repo.get(User, auth.user_id),
+         %User{} = user <- User.get_by_id(auth.user_id),
          {:ok, token} <- Token.exchange_token(app, auth),
          {:ok, inserted_at} <- DateTime.from_naive(token.inserted_at, "Etc/UTC") do
       response = %{
@@ -123,6 +154,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
     with {_, {:ok, %User{} = user}} <- {:get_user, Authenticator.get_user(conn, params)},
          %App{} = app <- get_app_from_request(conn, params),
          {:auth_active, true} <- {:auth_active, User.auth_active?(user)},
+         {:user_active, true} <- {:user_active, !user.info.deactivated},
          scopes <- oauth_scopes(params, app.scopes),
          [] <- scopes -- app.scopes,
          true <- Enum.any?(scopes),
@@ -140,9 +172,16 @@ defmodule Pleroma.Web.OAuth.OAuthController do
       json(conn, response)
     else
       {:auth_active, false} ->
+        # Per https://github.com/tootsuite/mastodon/blob/
+        #   51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
+        conn
+        |> put_status(:forbidden)
+        |> json(%{error: "Your login is missing a confirmed e-mail address"})
+
+      {:user_active, false} ->
         conn
         |> put_status(:forbidden)
-        |> json(%{error: "Account confirmation pending"})
+        |> json(%{error: "Your account is currently disabled"})
 
       _error ->
         put_status(conn, 400)
@@ -174,6 +213,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
     end
   end
 
+  @doc "Prepares OAuth request to provider for Ueberauth"
   def prepare_request(conn, %{"provider" => provider} = params) do
     scope =
       oauth_scopes(params, [])
@@ -190,6 +230,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
       |> Map.drop(~w(scope scopes client_id redirect_uri))
       |> Map.put("state", state)
 
+    # Handing the request to Ueberauth
     redirect(conn, to: o_auth_path(conn, :request, provider, params))
   end
 
@@ -221,12 +262,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
 
     with {:ok, registration} <- Authenticator.get_registration(conn, params) do
       user = Repo.preload(registration, :user).user
-
-      auth_params = %{
-        "client_id" => params["client_id"],
-        "redirect_uri" => params["redirect_uri"],
-        "scopes" => oauth_scopes(params, nil)
-      }
+      auth_params = Map.take(params, ~w(client_id redirect_uri scope scopes state))
 
       if user do
         create_authorization(
@@ -243,7 +279,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
 
         conn
         |> put_session(:registration_id, registration.id)
-        |> redirect(to: o_auth_path(conn, :registration_details, registration_params))
+        |> registration_details(registration_params)
       end
     else
       _ ->
@@ -261,6 +297,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
     render(conn, "register.html", %{
       client_id: params["client_id"],
       redirect_uri: params["redirect_uri"],
+      state: params["state"],
       scopes: oauth_scopes(params, []),
       nickname: params["nickname"],
       email: params["email"]
@@ -268,30 +305,28 @@ defmodule Pleroma.Web.OAuth.OAuthController do
   end
 
   def register(conn, %{"op" => "connect"} = params) do
-    create_authorization_params = %{
-      "authorization" => Map.merge(params, %{"name" => params["auth_name"]})
-    }
+    authorization_params = Map.put(params, "name", params["auth_name"])
+    create_authorization_params = %{"authorization" => authorization_params}
 
     with registration_id when not is_nil(registration_id) <- get_session_registration_id(conn),
          %Registration{} = registration <- Repo.get(Registration, registration_id),
-         {:ok, auth} <- do_create_authorization(conn, create_authorization_params),
+         {_, {:ok, auth}} <-
+           {:create_authorization, do_create_authorization(conn, create_authorization_params)},
          %User{} = user <- Repo.preload(auth, :user).user,
          {:ok, _updated_registration} <- Registration.bind_to_user(registration, user) do
       conn
       |> put_session_registration_id(nil)
-      |> create_authorization(
-        create_authorization_params,
-        auth: auth
-      )
+      |> after_create_authorization(auth, authorization_params)
     else
+      {:create_authorization, error} ->
+        {:register, handle_create_authorization_error(conn, error, create_authorization_params)}
+
       _ ->
-        conn
-        |> put_flash(:error, "Unknown error, please try again.")
-        |> redirect(to: o_auth_path(conn, :registration_details, params))
+        {:register, :generic_error}
     end
   end
 
-  def register(conn, params) do
+  def register(conn, %{"op" => "register"} = params) do
     with registration_id when not is_nil(registration_id) <- get_session_registration_id(conn),
          %Registration{} = registration <- Repo.get(Registration, registration_id),
          {:ok, user} <- Authenticator.create_from_registration(conn, params, registration) do
@@ -323,13 +358,12 @@ defmodule Pleroma.Web.OAuth.OAuthController do
           )
 
         conn
+        |> put_status(:forbidden)
         |> put_flash(:error, "Error: #{message}.")
-        |> redirect(to: o_auth_path(conn, :registration_details, params))
+        |> registration_details(params)
 
       _ ->
-        conn
-        |> put_flash(:error, "Unknown error, please try again.")
-        |> redirect(to: o_auth_path(conn, :registration_details, params))
+        {:register, :generic_error}
     end
   end