X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fobject.ex;h=707a61f14c44d02d3b4cf769c5b4ab41d14aebb2;hb=7e384a2425b5188ca76aad4b97172b553ca9b640;hp=30ba7b57a88f615557ea38884a9f40835e223784;hpb=30e9b22f96f2bf1cd895e993190f40afba159bb6;p=akkoma

diff --git a/lib/pleroma/object.ex b/lib/pleroma/object.ex
index 30ba7b57a..707a61f14 100644
--- a/lib/pleroma/object.ex
+++ b/lib/pleroma/object.ex
@@ -1,17 +1,21 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Object do
   use Ecto.Schema
-  alias Pleroma.{Repo, Object}
+  alias Pleroma.{Repo, Object, User, Activity, ObjectTombstone}
   import Ecto.{Query, Changeset}
 
   schema "objects" do
-    field :data, :map
+    field(:data, :map)
 
     timestamps()
   end
 
   def create(data) do
     Object.change(%Object{}, %{data: data})
-    |> Repo.insert
+    |> Repo.insert()
   end
 
   def change(struct, params \\ %{}) do
@@ -22,18 +26,33 @@ defmodule Pleroma.Object do
   end
 
   def get_by_ap_id(nil), do: nil
+
   def get_by_ap_id(ap_id) do
-    Repo.one(from object in Object,
-      where: fragment("(?)->>'id' = ?", object.data, ^ap_id))
+    Repo.one(from(object in Object, where: fragment("(?)->>'id' = ?", object.data, ^ap_id)))
   end
 
-  def get_cached_by_ap_id(ap_id) do
-    if Mix.env == :test do
+  def normalize(obj) when is_map(obj), do: Object.get_by_ap_id(obj["id"])
+  def normalize(ap_id) when is_binary(ap_id), do: Object.get_by_ap_id(ap_id)
+  def normalize(_), do: nil
+
+  # Owned objects can only be mutated by their owner
+  def authorize_mutation(%Object{data: %{"actor" => actor}}, %User{ap_id: ap_id}),
+    do: actor == ap_id
+
+  # Legacy objects can be mutated by anybody
+  def authorize_mutation(%Object{}, %User{}), do: true
+
+  if Mix.env() == :test do
+    def get_cached_by_ap_id(ap_id) do
       get_by_ap_id(ap_id)
-    else
+    end
+  else
+    def get_cached_by_ap_id(ap_id) do
       key = "object:#{ap_id}"
-      Cachex.get!(:user_cache, key, fallback: fn(_) ->
+
+      Cachex.fetch!(:object_cache, key, fn _ ->
         object = get_by_ap_id(ap_id)
+
         if object do
           {:commit, object}
         else
@@ -46,4 +65,29 @@ defmodule Pleroma.Object do
   def context_mapping(context) do
     Object.change(%Object{}, %{data: %{"id" => context}})
   end
+
+  def make_tombstone(%Object{data: %{"id" => id, "type" => type}}, deleted \\ DateTime.utc_now()) do
+    %ObjectTombstone{
+      id: id,
+      formerType: type,
+      deleted: deleted
+    }
+    |> Map.from_struct()
+  end
+
+  def swap_object_with_tombstone(object) do
+    tombstone = make_tombstone(object)
+
+    object
+    |> Object.change(%{data: tombstone})
+    |> Repo.update()
+  end
+
+  def delete(%Object{data: %{"id" => id}} = object) do
+    with {:ok, _obj} = swap_object_with_tombstone(object),
+         Repo.delete_all(Activity.by_object_ap_id(id)),
+         {:ok, true} <- Cachex.del(:object_cache, "object:#{id}") do
+      {:ok, object}
+    end
+  end
 end