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   1 defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
   2   use Pleroma.DataCase
   3
   4   alias Pleroma.Object
   5   alias Pleroma.Web.ActivityPub.Builder
   6   alias Pleroma.Web.ActivityPub.ObjectValidator
   7   alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator
   8   alias Pleroma.Web.ActivityPub.Utils
   9   alias Pleroma.Web.CommonAPI
  10
  11   import Pleroma.Factory
  12
  13   describe "EmojiReacts" do
  14     setup do
  15       user = insert(:user)
  16       {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
  17
  18       object = Pleroma.Object.get_by_ap_id(post_activity.data["object"])
  19
  20       {:ok, valid_emoji_react, []} = Builder.emoji_react(user, object, "👌")
  21
  22       %{user: user, post_activity: post_activity, valid_emoji_react: valid_emoji_react}
  23     end
  24
  25     test "it validates a valid EmojiReact", %{valid_emoji_react: valid_emoji_react} do
  26       assert {:ok, _, _} = ObjectValidator.validate(valid_emoji_react, [])
  27     end
  28
  29     test "it is not valid without a 'content' field", %{valid_emoji_react: valid_emoji_react} do
  30       without_content =
  31         valid_emoji_react
  32         |> Map.delete("content")
  33
  34       {:error, cng} = ObjectValidator.validate(without_content, [])
  35
  36       refute cng.valid?
  37       assert {:content, {"can't be blank", [validation: :required]}} in cng.errors
  38     end
  39
  40     test "it is not valid with a non-emoji content field", %{valid_emoji_react: valid_emoji_react} do
  41       without_emoji_content =
  42         valid_emoji_react
  43         |> Map.put("content", "x")
  44
  45       {:error, cng} = ObjectValidator.validate(without_emoji_content, [])
  46
  47       refute cng.valid?
  48
  49       assert {:content, {"must be a single character emoji", []}} in cng.errors
  50     end
  51   end
  52
  53   describe "Undos" do
  54     setup do
  55       user = insert(:user)
  56       {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
  57       {:ok, like} = CommonAPI.favorite(user, post_activity.id)
  58       {:ok, valid_like_undo, []} = Builder.undo(user, like)
  59
  60       %{user: user, like: like, valid_like_undo: valid_like_undo}
  61     end
  62
  63     test "it validates a basic like undo", %{valid_like_undo: valid_like_undo} do
  64       assert {:ok, _, _} = ObjectValidator.validate(valid_like_undo, [])
  65     end
  66
  67     test "it does not validate if the actor of the undo is not the actor of the object", %{
  68       valid_like_undo: valid_like_undo
  69     } do
  70       other_user = insert(:user, ap_id: "https://gensokyo.2hu/users/raymoo")
  71
  72       bad_actor =
  73         valid_like_undo
  74         |> Map.put("actor", other_user.ap_id)
  75
  76       {:error, cng} = ObjectValidator.validate(bad_actor, [])
  77
  78       assert {:actor, {"not the same as object actor", []}} in cng.errors
  79     end
  80
  81     test "it does not validate if the object is missing", %{valid_like_undo: valid_like_undo} do
  82       missing_object =
  83         valid_like_undo
  84         |> Map.put("object", "https://gensokyo.2hu/objects/1")
  85
  86       {:error, cng} = ObjectValidator.validate(missing_object, [])
  87
  88       assert {:object, {"can't find object", []}} in cng.errors
  89       assert length(cng.errors) == 1
  90     end
  91   end
  92
  93   describe "deletes" do
  94     setup do
  95       user = insert(:user)
  96       {:ok, post_activity} = CommonAPI.post(user, %{status: "cancel me daddy"})
  97
  98       {:ok, valid_post_delete, _} = Builder.delete(user, post_activity.data["object"])
  99       {:ok, valid_user_delete, _} = Builder.delete(user, user.ap_id)
 100
 101       %{user: user, valid_post_delete: valid_post_delete, valid_user_delete: valid_user_delete}
 102     end
 103
 104     test "it is valid for a post deletion", %{valid_post_delete: valid_post_delete} do
 105       {:ok, valid_post_delete, _} = ObjectValidator.validate(valid_post_delete, [])
 106
 107       assert valid_post_delete["deleted_activity_id"]
 108     end
 109
 110     test "it is invalid if the object isn't in a list of certain types", %{
 111       valid_post_delete: valid_post_delete
 112     } do
 113       object = Object.get_by_ap_id(valid_post_delete["object"])
 114
 115       data =
 116         object.data
 117         |> Map.put("type", "Like")
 118
 119       {:ok, _object} =
 120         object
 121         |> Ecto.Changeset.change(%{data: data})
 122         |> Object.update_and_set_cache()
 123
 124       {:error, cng} = ObjectValidator.validate(valid_post_delete, [])
 125       assert {:object, {"object not in allowed types", []}} in cng.errors
 126     end
 127
 128     test "it is valid for a user deletion", %{valid_user_delete: valid_user_delete} do
 129       assert match?({:ok, _, _}, ObjectValidator.validate(valid_user_delete, []))
 130     end
 131
 132     test "it's invalid if the id is missing", %{valid_post_delete: valid_post_delete} do
 133       no_id =
 134         valid_post_delete
 135         |> Map.delete("id")
 136
 137       {:error, cng} = ObjectValidator.validate(no_id, [])
 138
 139       assert {:id, {"can't be blank", [validation: :required]}} in cng.errors
 140     end
 141
 142     test "it's invalid if the object doesn't exist", %{valid_post_delete: valid_post_delete} do
 143       missing_object =
 144         valid_post_delete
 145         |> Map.put("object", "http://does.not/exist")
 146
 147       {:error, cng} = ObjectValidator.validate(missing_object, [])
 148
 149       assert {:object, {"can't find object", []}} in cng.errors
 150     end
 151
 152     test "it's invalid if the actor of the object and the actor of delete are from different domains",
 153          %{valid_post_delete: valid_post_delete} do
 154       valid_user = insert(:user)
 155
 156       valid_other_actor =
 157         valid_post_delete
 158         |> Map.put("actor", valid_user.ap_id)
 159
 160       assert match?({:ok, _, _}, ObjectValidator.validate(valid_other_actor, []))
 161
 162       invalid_other_actor =
 163         valid_post_delete
 164         |> Map.put("actor", "https://gensokyo.2hu/users/raymoo")
 165
 166       {:error, cng} = ObjectValidator.validate(invalid_other_actor, [])
 167
 168       assert {:actor, {"is not allowed to delete object", []}} in cng.errors
 169     end
 170
 171     test "it's valid if the actor of the object is a local superuser",
 172          %{valid_post_delete: valid_post_delete} do
 173       user =
 174         insert(:user, local: true, is_moderator: true, ap_id: "https://gensokyo.2hu/users/raymoo")
 175
 176       valid_other_actor =
 177         valid_post_delete
 178         |> Map.put("actor", user.ap_id)
 179
 180       {:ok, _, meta} = ObjectValidator.validate(valid_other_actor, [])
 181       assert meta[:do_not_federate]
 182     end
 183   end
 184
 185   describe "likes" do
 186     setup do
 187       user = insert(:user)
 188       {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
 189
 190       valid_like = %{
 191         "to" => [user.ap_id],
 192         "cc" => [],
 193         "type" => "Like",
 194         "id" => Utils.generate_activity_id(),
 195         "object" => post_activity.data["object"],
 196         "actor" => user.ap_id,
 197         "context" => "a context"
 198       }
 199
 200       %{valid_like: valid_like, user: user, post_activity: post_activity}
 201     end
 202
 203     test "returns ok when called in the ObjectValidator", %{valid_like: valid_like} do
 204       {:ok, object, _meta} = ObjectValidator.validate(valid_like, [])
 205
 206       assert "id" in Map.keys(object)
 207     end
 208
 209     test "is valid for a valid object", %{valid_like: valid_like} do
 210       assert LikeValidator.cast_and_validate(valid_like).valid?
 211     end
 212
 213     test "sets the 'to' field to the object actor if no recipients are given", %{
 214       valid_like: valid_like,
 215       user: user
 216     } do
 217       without_recipients =
 218         valid_like
 219         |> Map.delete("to")
 220
 221       {:ok, object, _meta} = ObjectValidator.validate(without_recipients, [])
 222
 223       assert object["to"] == [user.ap_id]
 224     end
 225
 226     test "sets the context field to the context of the object if no context is given", %{
 227       valid_like: valid_like,
 228       post_activity: post_activity
 229     } do
 230       without_context =
 231         valid_like
 232         |> Map.delete("context")
 233
 234       {:ok, object, _meta} = ObjectValidator.validate(without_context, [])
 235
 236       assert object["context"] == post_activity.data["context"]
 237     end
 238
 239     test "it errors when the actor is missing or not known", %{valid_like: valid_like} do
 240       without_actor = Map.delete(valid_like, "actor")
 241
 242       refute LikeValidator.cast_and_validate(without_actor).valid?
 243
 244       with_invalid_actor = Map.put(valid_like, "actor", "invalidactor")
 245
 246       refute LikeValidator.cast_and_validate(with_invalid_actor).valid?
 247     end
 248
 249     test "it errors when the object is missing or not known", %{valid_like: valid_like} do
 250       without_object = Map.delete(valid_like, "object")
 251
 252       refute LikeValidator.cast_and_validate(without_object).valid?
 253
 254       with_invalid_object = Map.put(valid_like, "object", "invalidobject")
 255
 256       refute LikeValidator.cast_and_validate(with_invalid_object).valid?
 257     end
 258
 259     test "it errors when the actor has already like the object", %{
 260       valid_like: valid_like,
 261       user: user,
 262       post_activity: post_activity
 263     } do
 264       _like = CommonAPI.favorite(user, post_activity.id)
 265
 266       refute LikeValidator.cast_and_validate(valid_like).valid?
 267     end
 268
 269     test "it works when actor or object are wrapped in maps", %{valid_like: valid_like} do
 270       wrapped_like =
 271         valid_like
 272         |> Map.put("actor", %{"id" => valid_like["actor"]})
 273         |> Map.put("object", %{"id" => valid_like["object"]})
 274
 275       validated = LikeValidator.cast_and_validate(wrapped_like)
 276
 277       assert validated.valid?
 278
 279       assert {:actor, valid_like["actor"]} in validated.changes
 280       assert {:object, valid_like["object"]} in validated.changes
 281     end
 282   end
 283
 284   describe "announces" do
 285     setup do
 286       user = insert(:user)
 287       announcer = insert(:user)
 288       {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
 289
 290       object = Object.normalize(post_activity, false)
 291       {:ok, valid_announce, []} = Builder.announce(announcer, object)
 292
 293       %{
 294         valid_announce: valid_announce,
 295         user: user,
 296         post_activity: post_activity,
 297         announcer: announcer
 298       }
 299     end
 300
 301     test "returns ok for a valid announce", %{valid_announce: valid_announce} do
 302       assert {:ok, _object, _meta} = ObjectValidator.validate(valid_announce, [])
 303     end
 304
 305     test "returns an error if the object can't be found", %{valid_announce: valid_announce} do
 306       without_object =
 307         valid_announce
 308         |> Map.delete("object")
 309
 310       {:error, cng} = ObjectValidator.validate(without_object, [])
 311
 312       assert {:object, {"can't be blank", [validation: :required]}} in cng.errors
 313
 314       nonexisting_object =
 315         valid_announce
 316         |> Map.put("object", "https://gensokyo.2hu/objects/99999999")
 317
 318       {:error, cng} = ObjectValidator.validate(nonexisting_object, [])
 319
 320       assert {:object, {"can't find object", []}} in cng.errors
 321     end
 322
 323     test "returns an error if we don't have the actor", %{valid_announce: valid_announce} do
 324       nonexisting_actor =
 325         valid_announce
 326         |> Map.put("actor", "https://gensokyo.2hu/users/raymoo")
 327
 328       {:error, cng} = ObjectValidator.validate(nonexisting_actor, [])
 329
 330       assert {:actor, {"can't find user", []}} in cng.errors
 331     end
 332
 333     test "returns an error if the actor already announced the object", %{
 334       valid_announce: valid_announce,
 335       announcer: announcer,
 336       post_activity: post_activity
 337     } do
 338       _announce = CommonAPI.repeat(post_activity.id, announcer)
 339
 340       {:error, cng} = ObjectValidator.validate(valid_announce, [])
 341
 342       assert {:actor, {"already announced this object", []}} in cng.errors
 343       assert {:object, {"already announced by this actor", []}} in cng.errors
 344     end
 345   end
 346 end