Merge branch 'block-handling' into 'develop'

Handle blocks with the pipeline

See merge request pleroma/pleroma!2685

7 files changed, 181 insertions, 113 deletions

diff --git a/test/web/activity_pub/activity_pub_test.exs b/test/web/activity_pub/activity_pub_test.exs
index be7ab2ae4..575e0c5db 100644
--- a/test/web/activity_pub/activity_pub_test.exs
+++ b/test/web/activity_pub/activity_pub_test.exs
@@ -992,54 +992,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
     end
   end
 
-  describe "blocking" do
-    test "reverts block activity on error" do
-      [blocker, blocked] = insert_list(2, :user)
-
-      with_mock(Utils, [:passthrough], maybe_federate: fn _ -> {:error, :reverted} end) do
-        assert {:error, :reverted} = ActivityPub.block(blocker, blocked)
-      end
-
-      assert Repo.aggregate(Activity, :count, :id) == 0
-      assert Repo.aggregate(Object, :count, :id) == 0
-    end
-
-    test "creates a block activity" do
-      clear_config([:instance, :federating], true)
-      blocker = insert(:user)
-      blocked = insert(:user)
-
-      with_mock Pleroma.Web.Federator,
-        publish: fn _ -> nil end do
-        {:ok, activity} = ActivityPub.block(blocker, blocked)
-
-        assert activity.data["type"] == "Block"
-        assert activity.data["actor"] == blocker.ap_id
-        assert activity.data["object"] == blocked.ap_id
-
-        assert called(Pleroma.Web.Federator.publish(activity))
-      end
-    end
-
-    test "works with outgoing blocks disabled, but doesn't federate" do
-      clear_config([:instance, :federating], true)
-      clear_config([:activitypub, :outgoing_blocks], false)
-      blocker = insert(:user)
-      blocked = insert(:user)
-
-      with_mock Pleroma.Web.Federator,
-        publish: fn _ -> nil end do
-        {:ok, activity} = ActivityPub.block(blocker, blocked)
-
-        assert activity.data["type"] == "Block"
-        assert activity.data["actor"] == blocker.ap_id
-        assert activity.data["object"] == blocked.ap_id
-
-        refute called(Pleroma.Web.Federator.publish(:_))
-      end
-    end
-  end
-
   describe "timeline post-processing" do
     test "it filters broken threads" do
       user1 = insert(:user)
diff --git a/test/web/activity_pub/object_validator_test.exs b/test/web/activity_pub/object_validator_test.exs
index 770a8dcf8..f38bf7e08 100644
--- a/test/web/activity_pub/object_validator_test.exs
+++ b/test/web/activity_pub/object_validator_test.exs
@@ -654,4 +654,31 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
       assert {:error, _cng} = ObjectValidator.validate(update, [])
     end
   end
+
+  describe "blocks" do
+    setup do
+      user = insert(:user, local: false)
+      blocked = insert(:user)
+
+      {:ok, valid_block, []} = Builder.block(user, blocked)
+
+      %{user: user, valid_block: valid_block}
+    end
+
+    test "validates a basic object", %{
+      valid_block: valid_block
+    } do
+      assert {:ok, _block, []} = ObjectValidator.validate(valid_block, [])
+    end
+
+    test "returns an error if we don't know the blocked user", %{
+      valid_block: valid_block
+    } do
+      block =
+        valid_block
+        |> Map.put("object", "https://gensokyo.2hu/users/raymoo")
+
+      assert {:error, _cng} = ObjectValidator.validate(block, [])
+    end
+  end
 end
diff --git a/test/web/activity_pub/side_effects_test.exs b/test/web/activity_pub/side_effects_test.exs
index 12c9ef1da..af27c34b4 100644
--- a/test/web/activity_pub/side_effects_test.exs
+++ b/test/web/activity_pub/side_effects_test.exs
@@ -64,6 +64,47 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
     end
   end
 
+  describe "blocking users" do
+    setup do
+      user = insert(:user)
+      blocked = insert(:user)
+      User.follow(blocked, user)
+      User.follow(user, blocked)
+
+      {:ok, block_data, []} = Builder.block(user, blocked)
+      {:ok, block, _meta} = ActivityPub.persist(block_data, local: true)
+
+      %{user: user, blocked: blocked, block: block}
+    end
+
+    test "it unfollows and blocks", %{user: user, blocked: blocked, block: block} do
+      assert User.following?(user, blocked)
+      assert User.following?(blocked, user)
+
+      {:ok, _, _} = SideEffects.handle(block)
+
+      refute User.following?(user, blocked)
+      refute User.following?(blocked, user)
+      assert User.blocks?(user, blocked)
+    end
+
+    test "it blocks but does not unfollow if the relevant setting is set", %{
+      user: user,
+      blocked: blocked,
+      block: block
+    } do
+      clear_config([:activitypub, :unfollow_blocked], false)
+      assert User.following?(user, blocked)
+      assert User.following?(blocked, user)
+
+      {:ok, _, _} = SideEffects.handle(block)
+
+      refute User.following?(user, blocked)
+      assert User.following?(blocked, user)
+      assert User.blocks?(user, blocked)
+    end
+  end
+
   describe "update users" do
     setup do
       user = insert(:user)
@@ -242,8 +283,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
       {:ok, like} = CommonAPI.favorite(user, post.id)
       {:ok, reaction} = CommonAPI.react_with_emoji(post.id, user, "👍")
       {:ok, announce} = CommonAPI.repeat(post.id, user)
-      {:ok, block} = ActivityPub.block(user, poster)
-      User.block(user, poster)
+      {:ok, block} = CommonAPI.block(user, poster)
 
       {:ok, undo_data, _meta} = Builder.undo(user, like)
       {:ok, like_undo, _meta} = ActivityPub.persist(undo_data, local: true)
diff --git a/test/web/activity_pub/transmogrifier/block_handling_test.exs b/test/web/activity_pub/transmogrifier/block_handling_test.exs
new file mode 100644
index 000000000..71f1a0ed5
--- /dev/null
+++ b/test/web/activity_pub/transmogrifier/block_handling_test.exs
@@ -0,0 +1,63 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.Transmogrifier.BlockHandlingTest do
+  use Pleroma.DataCase
+
+  alias Pleroma.Activity
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.Transmogrifier
+
+  import Pleroma.Factory
+
+  test "it works for incoming blocks" do
+    user = insert(:user)
+
+    data =
+      File.read!("test/fixtures/mastodon-block-activity.json")
+      |> Poison.decode!()
+      |> Map.put("object", user.ap_id)
+
+    blocker = insert(:user, ap_id: data["actor"])
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["type"] == "Block"
+    assert data["object"] == user.ap_id
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+
+    assert User.blocks?(blocker, user)
+  end
+
+  test "incoming blocks successfully tear down any follow relationship" do
+    blocker = insert(:user)
+    blocked = insert(:user)
+
+    data =
+      File.read!("test/fixtures/mastodon-block-activity.json")
+      |> Poison.decode!()
+      |> Map.put("object", blocked.ap_id)
+      |> Map.put("actor", blocker.ap_id)
+
+    {:ok, blocker} = User.follow(blocker, blocked)
+    {:ok, blocked} = User.follow(blocked, blocker)
+
+    assert User.following?(blocker, blocked)
+    assert User.following?(blocked, blocker)
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["type"] == "Block"
+    assert data["object"] == blocked.ap_id
+    assert data["actor"] == blocker.ap_id
+
+    blocker = User.get_cached_by_ap_id(data["actor"])
+    blocked = User.get_cached_by_ap_id(data["object"])
+
+    assert User.blocks?(blocker, blocked)
+
+    refute User.following?(blocker, blocked)
+    refute User.following?(blocked, blocker)
+  end
+end
diff --git a/test/web/activity_pub/transmogrifier_test.exs b/test/web/activity_pub/transmogrifier_test.exs
index 100821056..6a53fd3f0 100644
--- a/test/web/activity_pub/transmogrifier_test.exs
+++ b/test/web/activity_pub/transmogrifier_test.exs
@@ -445,56 +445,6 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       assert [^pending_follower] = User.get_follow_requests(user)
     end
 
-    test "it works for incoming blocks" do
-      user = insert(:user)
-
-      data =
-        File.read!("test/fixtures/mastodon-block-activity.json")
-        |> Poison.decode!()
-        |> Map.put("object", user.ap_id)
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["type"] == "Block"
-      assert data["object"] == user.ap_id
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-
-      blocker = User.get_cached_by_ap_id(data["actor"])
-
-      assert User.blocks?(blocker, user)
-    end
-
-    test "incoming blocks successfully tear down any follow relationship" do
-      blocker = insert(:user)
-      blocked = insert(:user)
-
-      data =
-        File.read!("test/fixtures/mastodon-block-activity.json")
-        |> Poison.decode!()
-        |> Map.put("object", blocked.ap_id)
-        |> Map.put("actor", blocker.ap_id)
-
-      {:ok, blocker} = User.follow(blocker, blocked)
-      {:ok, blocked} = User.follow(blocked, blocker)
-
-      assert User.following?(blocker, blocked)
-      assert User.following?(blocked, blocker)
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["type"] == "Block"
-      assert data["object"] == blocked.ap_id
-      assert data["actor"] == blocker.ap_id
-
-      blocker = User.get_cached_by_ap_id(data["actor"])
-      blocked = User.get_cached_by_ap_id(data["object"])
-
-      assert User.blocks?(blocker, blocked)
-
-      refute User.following?(blocker, blocked)
-      refute User.following?(blocked, blocker)
-    end
-
     test "it works for incoming accepts which were pre-accepted" do
       follower = insert(:user)
       followed = insert(:user)
diff --git a/test/web/activity_pub/utils_test.exs b/test/web/activity_pub/utils_test.exs
index 15f03f193..2f9ecb5a3 100644
--- a/test/web/activity_pub/utils_test.exs
+++ b/test/web/activity_pub/utils_test.exs
@@ -27,16 +27,6 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
     end
   end
 
-  describe "fetch the latest Block" do
-    test "fetches the latest Block activity" do
-      blocker = insert(:user)
-      blocked = insert(:user)
-      {:ok, activity} = ActivityPub.block(blocker, blocked)
-
-      assert activity == Utils.fetch_latest_block(blocker, blocked)
-    end
-  end
-
   describe "determine_explicit_mentions()" do
     test "works with an object that has mentions" do
       object = %{
@@ -344,9 +334,9 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
       user1 = insert(:user)
       user2 = insert(:user)
 
-      assert {:ok, %Activity{} = _} = ActivityPub.block(user1, user2)
-      assert {:ok, %Activity{} = _} = ActivityPub.block(user1, user2)
-      assert {:ok, %Activity{} = activity} = ActivityPub.block(user1, user2)
+      assert {:ok, %Activity{} = _} = CommonAPI.block(user1, user2)
+      assert {:ok, %Activity{} = _} = CommonAPI.block(user1, user2)
+      assert {:ok, %Activity{} = activity} = CommonAPI.block(user1, user2)
 
       assert Utils.fetch_latest_block(user1, user2) == activity
     end
diff --git a/test/web/common_api/common_api_test.exs b/test/web/common_api/common_api_test.exs
index 6bd26050e..fc3bb845d 100644
--- a/test/web/common_api/common_api_test.exs
+++ b/test/web/common_api/common_api_test.exs
@@ -25,6 +25,52 @@ defmodule Pleroma.Web.CommonAPITest do
   setup do: clear_config([:instance, :limit])
   setup do: clear_config([:instance, :max_pinned_statuses])
 
+  describe "blocking" do
+    setup do
+      blocker = insert(:user)
+      blocked = insert(:user)
+      User.follow(blocker, blocked)
+      User.follow(blocked, blocker)
+      %{blocker: blocker, blocked: blocked}
+    end
+
+    test "it blocks and federates", %{blocker: blocker, blocked: blocked} do
+      clear_config([:instance, :federating], true)
+
+      with_mock Pleroma.Web.Federator,
+        publish: fn _ -> nil end do
+        assert {:ok, block} = CommonAPI.block(blocker, blocked)
+
+        assert block.local
+        assert User.blocks?(blocker, blocked)
+        refute User.following?(blocker, blocked)
+        refute User.following?(blocked, blocker)
+
+        assert called(Pleroma.Web.Federator.publish(block))
+      end
+    end
+
+    test "it blocks and does not federate if outgoing blocks are disabled", %{
+      blocker: blocker,
+      blocked: blocked
+    } do
+      clear_config([:instance, :federating], true)
+      clear_config([:activitypub, :outgoing_blocks], false)
+
+      with_mock Pleroma.Web.Federator,
+        publish: fn _ -> nil end do
+        assert {:ok, block} = CommonAPI.block(blocker, blocked)
+
+        assert block.local
+        assert User.blocks?(blocker, blocked)
+        refute User.following?(blocker, blocked)
+        refute User.following?(blocked, blocker)
+
+        refute called(Pleroma.Web.Federator.publish(block))
+      end
+    end
+  end
+
   describe "posting chat messages" do
     setup do: clear_config([:instance, :chat_limit])