X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fweb.ex;h=1af29ce788bcdadffb18871f372e1e76c256c252;hb=fc81e5a49c34224e07e85f490a30f92db0835d45;hp=ee7ee78e9c1f565cc80d641dee9a31423bfa0e8f;hpb=8141024259ee4bebd58d6ecd963f181aad420846;p=akkoma

diff --git a/lib/pleroma/web/web.ex b/lib/pleroma/web/web.ex
index ee7ee78e9..1af29ce78 100644
--- a/lib/pleroma/web/web.ex
+++ b/lib/pleroma/web/web.ex
@@ -1,3 +1,7 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web do
   @moduledoc """
   A module that keeps using definitions for controllers,
@@ -19,29 +23,89 @@ defmodule Pleroma.Web do
   def controller do
     quote do
       use Phoenix.Controller, namespace: Pleroma.Web
+
       import Plug.Conn
-      import Pleroma.Web.Router.Helpers
       import Pleroma.Web.Gettext
+      import Pleroma.Web.Router.Helpers
+      import Pleroma.Web.TranslationHelpers
+
+      alias Pleroma.Plugs.PlugHelper
+
+      plug(:set_put_layout)
+
+      defp set_put_layout(conn, _) do
+        put_layout(conn, Pleroma.Config.get(:app_layout, "app.html"))
+      end
+
+      # Marks a plug as intentionally skipped
+      #   (states that the plug is not called for a good reason, not by a mistake)
+      defp skip_plug(conn, plug_module) do
+        PlugHelper.append_to_skipped_plugs(conn, plug_module)
+      end
+
+      # Here we can apply before-action hooks (e.g. verify whether auth checks were preformed)
+      defp action(conn, params) do
+        if conn.private[:auth_expected] &&
+             not PlugHelper.plug_called_or_skipped?(conn, Pleroma.Plugs.OAuthScopesPlug) do
+          conn
+          |> render_error(
+            :forbidden,
+            "Security violation: OAuth scopes check was neither handled nor explicitly skipped."
+          )
+          |> halt()
+        else
+          super(conn, params)
+        end
+      end
     end
   end
 
   def view do
     quote do
-      use Phoenix.View, root: "lib/pleroma/web/templates",
-                        namespace: Pleroma.Web
+      use Phoenix.View,
+        root: "lib/pleroma/web/templates",
+        namespace: Pleroma.Web
 
       # Import convenience functions from controllers
       import Phoenix.Controller, only: [get_csrf_token: 0, get_flash: 2, view_module: 1]
 
-      import Pleroma.Web.Router.Helpers
       import Pleroma.Web.ErrorHelpers
       import Pleroma.Web.Gettext
+      import Pleroma.Web.Router.Helpers
+
+      require Logger
+
+      @doc "Same as `render/3` but wrapped in a rescue block"
+      def safe_render(view, template, assigns \\ %{}) do
+        Phoenix.View.render(view, template, assigns)
+      rescue
+        error ->
+          Logger.error(
+            "#{__MODULE__} failed to render #{inspect({view, template})}\n" <>
+              Exception.format(:error, error, __STACKTRACE__)
+          )
+
+          nil
+      end
+
+      @doc """
+      Same as `render_many/4` but wrapped in rescue block.
+      """
+      def safe_render_many(collection, view, template, assigns \\ %{}) do
+        Enum.map(collection, fn resource ->
+          as = Map.get(assigns, :as) || view.__resource__
+          assigns = Map.put(assigns, as, resource)
+          safe_render(view, template, assigns)
+        end)
+        |> Enum.filter(& &1)
+      end
     end
   end
 
   def router do
     quote do
       use Phoenix.Router
+      # credo:disable-for-next-line Credo.Check.Consistency.MultiAliasImportRequireUse
       import Plug.Conn
       import Phoenix.Controller
     end
@@ -49,6 +113,7 @@ defmodule Pleroma.Web do
 
   def channel do
     quote do
+      # credo:disable-for-next-line Credo.Check.Consistency.MultiAliasImportRequireUse
       use Phoenix.Channel
       import Pleroma.Web.Gettext
     end
@@ -62,6 +127,6 @@ defmodule Pleroma.Web do
   end
 
   def base_url do
-    Pleroma.Web.Endpoint.url
+    Pleroma.Web.Endpoint.url()
   end
 end