Merge branch 'develop' into release-docs

CHANGELOG.md

@@ -62,6 +62,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - MRF: Support for running subchains.
 - Configuration: `skip_thread_containment` option
 - Configuration: `rate_limit` option. See `Pleroma.Plugs.RateLimiter` documentation for details.
+- MRF: Support for filtering out likely spam messages by rejecting posts from new users that contain links.
 
 ### Changed
 - **Breaking:** Configuration: move from Pleroma.Mailer to Pleroma.Emails.Mailer

docs/config.md

@@ -90,6 +90,7 @@ config :pleroma, Pleroma.Emails.Mailer,
   * `Pleroma.Web.ActivityPub.MRF.SubchainPolicy`: Selectively runs other MRF policies when messages match (see ``:mrf_subchain`` section)
   * `Pleroma.Web.ActivityPub.MRF.RejectNonPublic`: Drops posts with non-public visibility settings (See ``:mrf_rejectnonpublic`` section)
   * `Pleroma.Web.ActivityPub.MRF.EnsureRePrepended`: Rewrites posts to ensure that replies to posts with subjects do not have an identical subject and instead begin with re:.
+  * `Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicy`: Rejects posts from likely spambots by rejecting posts from new users that contain links.
 * `public`: Makes the client API in authentificated mode-only except for user-profiles. Useful for disabling the Local Timeline and The Whole Known Network.
 * `quarantined_instances`: List of ActivityPub instances where private(DMs, followers-only) activities will not be send.
 * `managed_config`: Whenether the config for pleroma-fe is configured in this config or in ``static/config.json``

lib/mix/tasks/pleroma/instance.ex

@@ -155,10 +155,11 @@ defmodule Mix.Tasks.Pleroma.Instance do
       secret = :crypto.strong_rand_bytes(64) |> Base.encode64() |> binary_part(0, 64)
       signing_salt = :crypto.strong_rand_bytes(8) |> Base.encode64() |> binary_part(0, 8)
       {web_push_public_key, web_push_private_key} = :crypto.generate_key(:ecdh, :prime256v1)
+      template_dir = Application.app_dir(:pleroma, "priv") <> "/templates"
 
       result_config =
         EEx.eval_file(
-          "sample_config.eex" |> Path.expand(__DIR__),
+          template_dir <> "/sample_config.eex",
           domain: domain,
           port: port,
           email: email,
@@ -179,7 +180,7 @@ defmodule Mix.Tasks.Pleroma.Instance do
 
       result_psql =
         EEx.eval_file(
-          "sample_psql.eex" |> Path.expand(__DIR__),
+          template_dir <> "/sample_psql.eex",
           dbname: dbname,
           dbuser: dbuser,
           dbpass: dbpass
@@ -193,7 +194,7 @@ defmodule Mix.Tasks.Pleroma.Instance do
       shell_info("Writing #{psql_path}.")
       File.write(psql_path, result_psql)
 
-      write_robots_txt(indexable)
+      write_robots_txt(indexable, template_dir)
 
       shell_info(
         "\n" <>
@@ -217,10 +218,10 @@ defmodule Mix.Tasks.Pleroma.Instance do
     end
   end
 
-  defp write_robots_txt(indexable) do
+  defp write_robots_txt(indexable, template_dir) do
     robots_txt =
       EEx.eval_file(
-        Path.expand("robots_txt.eex", __DIR__),
+        template_dir <> "/robots_txt.eex",
         indexable: indexable
       )
 

lib/pleroma/web/activity_pub/mrf/anti_link_spam_policy.ex

@@ -0,0 +1,48 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicy do
+  alias Pleroma.User
+
+  require Logger
+
+  # has the user successfully posted before?
+  defp old_user?(%User{} = u) do
+    u.info.note_count > 0 || u.info.follower_count > 0
+  end
+
+  # does the post contain links?
+  defp contains_links?(%{"content" => content} = _object) do
+    content
+    |> Floki.filter_out("a.mention,a.hashtag,a[rel~=\"tag\"],a.zrl")
+    |> Floki.attribute("a", "href")
+    |> length() > 0
+  end
+
+  defp contains_links?(_), do: false
+
+  def filter(%{"type" => "Create", "actor" => actor, "object" => object} = message) do
+    with {:ok, %User{} = u} <- User.get_or_fetch_by_ap_id(actor),
+         {:contains_links, true} <- {:contains_links, contains_links?(object)},
+         {:old_user, true} <- {:old_user, old_user?(u)} do
+      {:ok, message}
+    else
+      {:contains_links, false} ->
+        {:ok, message}
+
+      {:old_user, false} ->
+        {:reject, nil}
+
+      {:error, _} ->
+        {:reject, nil}
+
+      e ->
+        Logger.warn("[MRF anti-link-spam] WTF: unhandled error #{inspect(e)}")
+        {:reject, nil}
+    end
+  end
+
+  # in all other cases, pass through
+  def filter(message), do: {:ok, message}
+end

lib/pleroma/web/oauth/oauth_controller.ex

@@ -64,26 +64,34 @@ defmodule Pleroma.Web.OAuth.OAuthController do
 
   defp handle_existing_authorization(
          %Plug.Conn{assigns: %{token: %Token{} = token}} = conn,
-         params
+         %{"redirect_uri" => @oob_token_redirect_uri}
        ) do
-    token = Repo.preload(token, :app)
+    render(conn, "oob_token_exists.html", %{token: token})
+  end
+
+  defp handle_existing_authorization(
+         %Plug.Conn{assigns: %{token: %Token{} = token}} = conn,
+         %{} = params
+       ) do
+    app = Repo.preload(token, :app).app
 
     redirect_uri =
       if is_binary(params["redirect_uri"]) do
         params["redirect_uri"]
       else
-        default_redirect_uri(token.app)
+        default_redirect_uri(app)
       end
 
-    redirect_uri = redirect_uri(conn, redirect_uri)
-
-    if redirect_uri == @oob_token_redirect_uri do
-      render(conn, "oob_token_exists.html", %{token: token})
-    else
+    if redirect_uri in String.split(app.redirect_uris) do
+      redirect_uri = redirect_uri(conn, redirect_uri)
       url_params = %{access_token: token.token}
       url_params = UriHelper.append_param_if_present(url_params, :state, params["state"])
       url = UriHelper.append_uri_params(redirect_uri, url_params)
       redirect(conn, external: url)
+    else
+      conn
+      |> put_flash(:error, "Unlisted redirect_uri.")
+      |> redirect(external: redirect_uri(conn, redirect_uri))
     end
   end
 
@@ -100,18 +108,28 @@ defmodule Pleroma.Web.OAuth.OAuthController do
     end
   end
 
+  def after_create_authorization(%Plug.Conn{} = conn, %Authorization{} = auth, %{
+        "authorization" => %{"redirect_uri" => @oob_token_redirect_uri}
+      }) do
+    render(conn, "oob_authorization_created.html", %{auth: auth})
+  end
+
   def after_create_authorization(%Plug.Conn{} = conn, %Authorization{} = auth, %{
         "authorization" => %{"redirect_uri" => redirect_uri} = auth_attrs
       }) do
-    redirect_uri = redirect_uri(conn, redirect_uri)
+    app = Repo.preload(auth, :app).app
 
-    if redirect_uri == @oob_token_redirect_uri do
-      render(conn, "oob_authorization_created.html", %{auth: auth})
-    else
+    # An extra safety measure before we redirect (also done in `do_create_authorization/2`)
+    if redirect_uri in String.split(app.redirect_uris) do
+      redirect_uri = redirect_uri(conn, redirect_uri)
       url_params = %{code: auth.token}
       url_params = UriHelper.append_param_if_present(url_params, :state, auth_attrs["state"])
       url = UriHelper.append_uri_params(redirect_uri, url_params)
       redirect(conn, external: url)
+    else
+      conn
+      |> put_flash(:error, "Unlisted redirect_uri.")
+      |> redirect(external: redirect_uri(conn, redirect_uri))
     end
   end
 
@@ -324,7 +342,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
             })
 
           conn
-          |> put_session(:registration_id, registration.id)
+          |> put_session_registration_id(registration.id)
           |> registration_details(%{"authorization" => registration_params})
       end
     else
@@ -445,7 +463,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
     |> Scopes.validates(app.scopes)
   end
 
-  defp default_redirect_uri(%App{} = app) do
+  def default_redirect_uri(%App{} = app) do
     app.redirect_uris
     |> String.split()
     |> Enum.at(0)

lib/pleroma/web/rich_media/parsers/meta_tags_parser.ex

@@ -1,19 +1,15 @@
 defmodule Pleroma.Web.RichMedia.Parsers.MetaTagsParser do
   def parse(html, data, prefix, error_message, key_name, value_name \\ "content") do
-    meta_data =
-      html
-      |> get_elements(key_name, prefix)
-      |> Enum.reduce(data, fn el, acc ->
-        attributes = normalize_attributes(el, prefix, key_name, value_name)
+    with elements = [_ | _] <- get_elements(html, key_name, prefix),
+         meta_data =
+           Enum.reduce(elements, data, fn el, acc ->
+             attributes = normalize_attributes(el, prefix, key_name, value_name)
 
-        Map.merge(acc, attributes)
-      end)
-      |> maybe_put_title(html)
-
-    if Enum.empty?(meta_data) do
-      {:error, error_message}
-    else
+             Map.merge(acc, attributes)
+           end) do
       {:ok, meta_data}
+    else
+      _e -> {:error, error_message}
     end
   end
 
@@ -31,17 +27,4 @@ defmodule Pleroma.Web.RichMedia.Parsers.MetaTagsParser do
 
     %{String.to_atom(data[key_name]) => data[value_name]}
   end
-
-  defp maybe_put_title(%{title: _} = meta, _), do: meta
-
-  defp maybe_put_title(meta, html) do
-    case get_page_title(html) do
-      "" -> meta
-      title -> Map.put_new(meta, :title, title)
-    end
-  end
-
-  defp get_page_title(html) do
-    Floki.find(html, "title") |> Floki.text()
-  end
 end

priv/templates/sample_config.eex

@@ -3,7 +3,11 @@
 # NOTE: This file should not be committed to a repo or otherwise made public
 # without removing sensitive information.
 
-use Mix.Config
+<%= if Code.ensure_loaded?(Config) do
+  "import Config"
+else
+  "use Mix.Config"
+end %>
 
 config :pleroma, Pleroma.Web.Endpoint,
    url: [host: "<%= domain %>", scheme: "https", port: <%= port %>],

test/fixtures/rich_media/ogp-missing-title.html

@@ -1,12 +0,0 @@
-<html prefix="og: http://ogp.me/ns#">
-
-<head>
-  <title>The Rock (1996)</title>
-  <meta property="og:type" content="video.movie" />
-  <meta property="og:url" content="http://www.imdb.com/title/tt0117500/" />
-  <meta property="og:image" content="http://ia.media-imdb.com/images/rock.jpg" />
-  <meta property="og:description"
-    content="Directed by Michael Bay. With Sean Connery, Nicolas Cage, Ed Harris, John Spencer.">
-</head>
-
-</html>

test/plugs/rate_limiter_test.exs

@@ -20,7 +20,7 @@ defmodule Pleroma.Plugs.RateLimiterTest do
   end
 
   test "it restricts by opts" do
-    scale = 100
+    scale = 1000
     limit = 5
 
     Pleroma.Config.put([:rate_limit, @limiter_name], {scale, limit})
@@ -64,7 +64,7 @@ defmodule Pleroma.Plugs.RateLimiterTest do
   test "optional limits for authenticated users" do
     Ecto.Adapters.SQL.Sandbox.checkout(Pleroma.Repo)
 
-    scale = 100
+    scale = 1000
     limit = 5
     Pleroma.Config.put([:rate_limit, @limiter_name], [{1, 10}, {scale, limit}])
 

test/web/activity_pub/mrf/anti_link_spam_policy_test.exs

@@ -0,0 +1,140 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicyTest do
+  use Pleroma.DataCase
+  import Pleroma.Factory
+
+  alias Pleroma.Web.ActivityPub.MRF.AntiLinkSpamPolicy
+
+  @linkless_message %{
+    "type" => "Create",
+    "object" => %{
+      "content" => "hi world!"
+    }
+  }
+
+  @linkful_message %{
+    "type" => "Create",
+    "object" => %{
+      "content" => "<a href='https://example.com'>hi world!</a>"
+    }
+  }
+
+  @response_message %{
+    "type" => "Create",
+    "object" => %{
+      "name" => "yes",
+      "type" => "Answer"
+    }
+  }
+
+  describe "with new user" do
+    test "it allows posts without links" do
+      user = insert(:user)
+
+      assert user.info.note_count == 0
+
+      message =
+        @linkless_message
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _message} = AntiLinkSpamPolicy.filter(message)
+    end
+
+    test "it disallows posts with links" do
+      user = insert(:user)
+
+      assert user.info.note_count == 0
+
+      message =
+        @linkful_message
+        |> Map.put("actor", user.ap_id)
+
+      {:reject, _} = AntiLinkSpamPolicy.filter(message)
+    end
+  end
+
+  describe "with old user" do
+    test "it allows posts without links" do
+      user = insert(:user, info: %{note_count: 1})
+
+      assert user.info.note_count == 1
+
+      message =
+        @linkless_message
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _message} = AntiLinkSpamPolicy.filter(message)
+    end
+
+    test "it allows posts with links" do
+      user = insert(:user, info: %{note_count: 1})
+
+      assert user.info.note_count == 1
+
+      message =
+        @linkful_message
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _message} = AntiLinkSpamPolicy.filter(message)
+    end
+  end
+
+  describe "with followed new user" do
+    test "it allows posts without links" do
+      user = insert(:user, info: %{follower_count: 1})
+
+      assert user.info.follower_count == 1
+
+      message =
+        @linkless_message
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _message} = AntiLinkSpamPolicy.filter(message)
+    end
+
+    test "it allows posts with links" do
+      user = insert(:user, info: %{follower_count: 1})
+
+      assert user.info.follower_count == 1
+
+      message =
+        @linkful_message
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _message} = AntiLinkSpamPolicy.filter(message)
+    end
+  end
+
+  describe "with unknown actors" do
+    test "it rejects posts without links" do
+      message =
+        @linkless_message
+        |> Map.put("actor", "http://invalid.actor")
+
+      {:reject, _} = AntiLinkSpamPolicy.filter(message)
+    end
+
+    test "it rejects posts with links" do
+      message =
+        @linkful_message
+        |> Map.put("actor", "http://invalid.actor")
+
+      {:reject, _} = AntiLinkSpamPolicy.filter(message)
+    end
+  end
+
+  describe "with contentless-objects" do
+    test "it does not reject them or error out" do
+      user = insert(:user, info: %{note_count: 1})
+
+      message =
+        @response_message
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _message} = AntiLinkSpamPolicy.filter(message)
+    end
+  end
+end

test/web/oauth/oauth_controller_test.exs

@@ -10,6 +10,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
   alias Pleroma.Registration
   alias Pleroma.Repo
   alias Pleroma.Web.OAuth.Authorization
+  alias Pleroma.Web.OAuth.OAuthController
   alias Pleroma.Web.OAuth.Token
 
   @oauth_config_path [:oauth2, :issue_new_refresh_token]
@@ -49,7 +50,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "scope" => "read"
           }
         )
@@ -72,7 +73,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scope" => "read follow",
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => OAuthController.default_redirect_uri(app),
               "state" => "a_state"
             }
           }
@@ -98,11 +99,12 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "with user-bound registration, GET /oauth/<provider>/callback redirects to `redirect_uri` with `code`",
          %{app: app, conn: conn} do
       registration = insert(:registration)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       state_params = %{
         "scope" => Enum.join(app.scopes, " "),
         "client_id" => app.client_id,
-        "redirect_uri" => app.redirect_uris,
+        "redirect_uri" => redirect_uri,
         "state" => ""
       }
 
@@ -121,7 +123,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           )
 
         assert response = html_response(conn, 302)
-        assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
+        assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
       end
     end
 
@@ -132,7 +134,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       state_params = %{
         "scope" => "read write",
         "client_id" => app.client_id,
-        "redirect_uri" => app.redirect_uris,
+        "redirect_uri" => OAuthController.default_redirect_uri(app),
         "state" => "a_state"
       }
 
@@ -165,7 +167,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       state_params = %{
         "scope" => Enum.join(app.scopes, " "),
         "client_id" => app.client_id,
-        "redirect_uri" => app.redirect_uris,
+        "redirect_uri" => OAuthController.default_redirect_uri(app),
         "state" => ""
       }
 
@@ -199,7 +201,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scopes" => app.scopes,
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => OAuthController.default_redirect_uri(app),
               "state" => "a_state",
               "nickname" => nil,
               "email" => "john@doe.com"
@@ -218,6 +220,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
            conn: conn
          } do
       registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil})
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       conn =
         conn
@@ -229,7 +232,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scopes" => app.scopes,
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => redirect_uri,
               "state" => "a_state",
               "nickname" => "availablenick",
               "email" => "available@email.com"
@@ -238,7 +241,36 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         )
 
       assert response = html_response(conn, 302)
-      assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
+      assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
+    end
+
+    test "with unlisted `redirect_uri`, POST /oauth/register?op=register results in HTTP 401",
+         %{
+           app: app,
+           conn: conn
+         } do
+      registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil})
+      unlisted_redirect_uri = "http://cross-site-request.com"
+
+      conn =
+        conn
+        |> put_session(:registration_id, registration.id)
+        |> post(
+          "/oauth/register",
+          %{
+            "op" => "register",
+            "authorization" => %{
+              "scopes" => app.scopes,
+              "client_id" => app.client_id,
+              "redirect_uri" => unlisted_redirect_uri,
+              "state" => "a_state",
+              "nickname" => "availablenick",
+              "email" => "available@email.com"
+            }
+          }
+        )
+
+      assert response = html_response(conn, 401)
     end
 
     test "with invalid params, POST /oauth/register?op=register renders registration_details page",
@@ -254,7 +286,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         "authorization" => %{
           "scopes" => app.scopes,
           "client_id" => app.client_id,
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "state" => "a_state",
           "nickname" => "availablenickname",
           "email" => "available@email.com"
@@ -286,6 +318,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
          } do
       user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt("testpassword"))
       registration = insert(:registration, user: nil)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       conn =
         conn
@@ -297,7 +330,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scopes" => app.scopes,
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => redirect_uri,
               "state" => "a_state",
               "name" => user.nickname,
               "password" => "testpassword"
@@ -306,7 +339,37 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         )
 
       assert response = html_response(conn, 302)
-      assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
+      assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
+    end
+
+    test "with unlisted `redirect_uri`, POST /oauth/register?op=connect results in HTTP 401`",
+         %{
+           app: app,
+           conn: conn
+         } do
+      user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt("testpassword"))
+      registration = insert(:registration, user: nil)
+      unlisted_redirect_uri = "http://cross-site-request.com"
+
+      conn =
+        conn
+        |> put_session(:registration_id, registration.id)
+        |> post(
+          "/oauth/register",
+          %{
+            "op" => "connect",
+            "authorization" => %{
+              "scopes" => app.scopes,
+              "client_id" => app.client_id,
+              "redirect_uri" => unlisted_redirect_uri,
+              "state" => "a_state",
+              "name" => user.nickname,
+              "password" => "testpassword"
+            }
+          }
+        )
+
+      assert response = html_response(conn, 401)
     end
 
     test "with invalid params, POST /oauth/register?op=connect renders registration_details page",
@@ -322,7 +385,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         "authorization" => %{
           "scopes" => app.scopes,
           "client_id" => app.client_id,
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "state" => "a_state",
           "name" => user.nickname,
           "password" => "wrong password"
@@ -358,7 +421,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "scope" => "read"
           }
         )
@@ -378,7 +441,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "response_type" => "code",
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => OAuthController.default_redirect_uri(app),
               "scope" => "read"
             }
           }
@@ -399,7 +462,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "scope" => "read",
             "force_login" => "true"
           }
@@ -423,7 +486,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "state" => "specific_client_state",
             "scope" => "read"
           }
@@ -433,6 +496,31 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
                "https://redirect.url?access_token=#{token.token}&state=specific_client_state"
     end
 
+    test "with existing authentication and unlisted non-OOB `redirect_uri`, redirects without credentials",
+         %{
+           app: app,
+           conn: conn
+         } do
+      unlisted_redirect_uri = "http://cross-site-request.com"
+      token = insert(:oauth_token, app_id: app.id)
+
+      conn =
+        conn
+        |> put_session(:oauth_token, token.token)
+        |> get(
+          "/oauth/authorize",
+          %{
+            "response_type" => "code",
+            "client_id" => app.client_id,
+            "redirect_uri" => unlisted_redirect_uri,
+            "state" => "specific_client_state",
+            "scope" => "read"
+          }
+        )
+
+      assert redirected_to(conn) == unlisted_redirect_uri
+    end
+
     test "with existing authentication and OOB `redirect_uri`, redirects to app with `token` and `state` params",
          %{
            app: app,
@@ -461,6 +549,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "redirects with oauth authorization" do
       user = insert(:user)
       app = insert(:oauth_app, scopes: ["read", "write", "follow"])
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       conn =
         build_conn()
@@ -469,14 +558,14 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "scope" => "read write",
             "state" => "statepassed"
           }
         })
 
       target = redirected_to(conn)
-      assert target =~ app.redirect_uris
+      assert target =~ redirect_uri
 
       query = URI.parse(target).query |> URI.query_decoder() |> Map.new()
 
@@ -489,6 +578,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "returns 401 for wrong credentials", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -497,7 +587,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "wrong",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => Enum.join(app.scopes, " ")
           }
@@ -506,7 +596,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       # Keep the details
       assert result =~ app.client_id
-      assert result =~ app.redirect_uris
+      assert result =~ redirect_uri
 
       # Error message
       assert result =~ "Invalid Username/Password"
@@ -515,6 +605,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "returns 401 for missing scopes", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -523,7 +614,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => ""
           }
@@ -532,7 +623,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       # Keep the details
       assert result =~ app.client_id
-      assert result =~ app.redirect_uris
+      assert result =~ redirect_uri
 
       # Error message
       assert result =~ "This action is outside the authorized scopes"
@@ -541,6 +632,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "returns 401 for scopes beyond app scopes", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app, scopes: ["read", "write"])
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -549,7 +641,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => "read write follow"
           }
@@ -558,7 +650,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       # Keep the details
       assert result =~ app.client_id
-      assert result =~ app.redirect_uris
+      assert result =~ redirect_uri
 
       # Error message
       assert result =~ "This action is outside the authorized scopes"
@@ -577,7 +669,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => auth.token,
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "client_id" => app.client_id,
           "client_secret" => app.client_secret
         })
@@ -631,7 +723,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => auth.token,
-          "redirect_uri" => app.redirect_uris
+          "redirect_uri" => OAuthController.default_redirect_uri(app)
         })
 
       assert %{"access_token" => token, "scope" => scope} = json_response(conn, 200)
@@ -676,7 +768,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => auth.token,
-          "redirect_uri" => app.redirect_uris
+          "redirect_uri" => OAuthController.default_redirect_uri(app)
         })
 
       assert resp = json_response(conn, 400)
@@ -755,7 +847,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => "Imobviouslyinvalid",
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "client_id" => app.client_id,
           "client_secret" => app.client_secret
         })

test/web/rich_media/parser_test.exs

@@ -9,15 +9,6 @@ defmodule Pleroma.Web.RichMedia.ParserTest do
       } ->
         %Tesla.Env{status: 200, body: File.read!("test/fixtures/rich_media/ogp.html")}
 
-      %{
-        method: :get,
-        url: "http://example.com/ogp-missing-title"
-      } ->
-        %Tesla.Env{
-          status: 200,
-          body: File.read!("test/fixtures/rich_media/ogp-missing-title.html")
-        }
-
       %{
         method: :get,
         url: "http://example.com/twitter-card"
@@ -60,19 +51,6 @@ defmodule Pleroma.Web.RichMedia.ParserTest do
               }}
   end
 
-  test "falls back to <title> when ogp:title is missing" do
-    assert Pleroma.Web.RichMedia.Parser.parse("http://example.com/ogp-missing-title") ==
-             {:ok,
-              %{
-                image: "http://ia.media-imdb.com/images/rock.jpg",
-                title: "The Rock (1996)",
-                description:
-                  "Directed by Michael Bay. With Sean Connery, Nicolas Cage, Ed Harris, John Spencer.",
-                type: "video.movie",
-                url: "http://www.imdb.com/title/tt0117500/"
-              }}
-  end
-
   test "parses twitter card" do
     assert Pleroma.Web.RichMedia.Parser.parse("http://example.com/twitter-card") ==
              {:ok,