X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Futils.ex;h=258e56066439372d612f4b73c58cac150fe0d546;hb=6bcedb693c47fcef44ff3b4412629d1c50c2a1c7;hp=39074888b5edc1d1910949c9dfc324edf37b4f92;hpb=b93498eb5289dc92587b77c316ed9f697bb9e5c8;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index 39074888b..258e56066 100644
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -85,15 +85,13 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   defp extract_list(_), do: []
 
   def maybe_splice_recipient(ap_id, params) do
-    need_splice =
+    need_splice? =
       !recipient_in_collection(ap_id, params["to"]) &&
         !recipient_in_collection(ap_id, params["cc"])
 
-    cc_list = extract_list(params["cc"])
-
-    if need_splice do
-      params
-      |> Map.put("cc", [ap_id | cc_list])
+    if need_splice? do
+      cc_list = extract_list(params["cc"])
+      Map.put(params, "cc", [ap_id | cc_list])
     else
       params
     end
@@ -139,7 +137,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "object" => object
     }
 
-    Notification.get_notified_from_activity(%Activity{data: fake_create_activity}, false)
+    get_notified_from_object(fake_create_activity)
   end
 
   def get_notified_from_object(object) do
@@ -166,16 +164,10 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   @doc """
   Enqueues an activity for federation if it's local
   """
+  @spec maybe_federate(any()) :: :ok
   def maybe_federate(%Activity{local: true} = activity) do
     if Pleroma.Config.get!([:instance, :federating]) do
-      priority =
-        case activity.data["type"] do
-          "Delete" -> 10
-          "Create" -> 1
-          _ -> 5
-        end
-
-      Pleroma.Web.Federator.publish(activity, priority)
+      Pleroma.Web.Federator.publish(activity)
     end
 
     :ok
@@ -187,9 +179,9 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   Adds an id and a published data if they aren't there,
   also adds it to an included object
   """
-  def lazy_put_activity_defaults(map, fake \\ false) do
+  def lazy_put_activity_defaults(map, fake? \\ false) do
     map =
-      unless fake do
+      if not fake? do
         %{data: %{"id" => context}, id: context_id} = create_context(map["context"])
 
         map
@@ -206,7 +198,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       end
 
     if is_map(map["object"]) do
-      object = lazy_put_object_defaults(map["object"], map, fake)
+      object = lazy_put_object_defaults(map["object"], map, fake?)
       %{map | "object" => object}
     else
       map
@@ -216,9 +208,9 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   @doc """
   Adds an id and published date if they aren't there.
   """
-  def lazy_put_object_defaults(map, activity \\ %{}, fake)
+  def lazy_put_object_defaults(map, activity \\ %{}, fake?)
 
-  def lazy_put_object_defaults(map, activity, true = _fake) do
+  def lazy_put_object_defaults(map, activity, true = _fake?) do
     map
     |> Map.put_new_lazy("published", &make_date/0)
     |> Map.put_new("id", "pleroma:fake_object_id")
@@ -227,7 +219,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
     |> Map.put_new("context_id", activity["context_id"])
   end
 
-  def lazy_put_object_defaults(map, activity, _fake) do
+  def lazy_put_object_defaults(map, activity, _fake?) do
     map
     |> Map.put_new_lazy("id", &generate_object_id/0)
     |> Map.put_new_lazy("published", &make_date/0)
@@ -241,9 +233,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   def insert_full_object(%{"object" => %{"type" => type} = object_data} = map)
       when is_map(object_data) and type in @supported_object_types do
     with {:ok, object} <- Object.create(object_data) do
-      map =
-        map
-        |> Map.put("object", object.data["id"])
+      map = Map.put(map, "object", object.data["id"])
 
       {:ok, map, object}
     end
@@ -251,65 +241,32 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   def insert_full_object(map), do: {:ok, map, nil}
 
-  def update_object_in_activities(%{data: %{"id" => id}} = object) do
-    # TODO
-    # Update activities that already had this. Could be done in a seperate process.
-    # Alternatively, just don't do this and fetch the current object each time. Most
-    # could probably be taken from cache.
-    relevant_activities = Activity.get_all_create_by_object_ap_id(id)
-
-    Enum.map(relevant_activities, fn activity ->
-      new_activity_data = activity.data |> Map.put("object", object.data)
-      changeset = Changeset.change(activity, data: new_activity_data)
-      Repo.update(changeset)
-    end)
-  end
-
   #### Like-related helpers
 
   @doc """
   Returns an existing like if a user already liked an object
   """
+  @spec get_existing_like(String.t(), map()) :: Activity.t() | nil
   def get_existing_like(actor, %{data: %{"id" => id}}) do
-    query =
-      from(
-        activity in Activity,
-        where: fragment("(?)->>'actor' = ?", activity.data, ^actor),
-        # this is to use the index
-        where:
-          fragment(
-            "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
-            activity.data,
-            activity.data,
-            ^id
-          ),
-        where: fragment("(?)->>'type' = 'Like'", activity.data)
-      )
-
-    Repo.one(query)
+    actor
+    |> Activity.Queries.by_actor()
+    |> Activity.Queries.by_object_id(id)
+    |> Activity.Queries.by_type("Like")
+    |> limit(1)
+    |> Repo.one()
   end
 
   @doc """
   Returns like activities targeting an object
   """
   def get_object_likes(%{data: %{"id" => id}}) do
-    query =
-      from(
-        activity in Activity,
-        # this is to use the index
-        where:
-          fragment(
-            "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
-            activity.data,
-            activity.data,
-            ^id
-          ),
-        where: fragment("(?)->>'type' = 'Like'", activity.data)
-      )
-
-    Repo.all(query)
+    id
+    |> Activity.Queries.by_object_id()
+    |> Activity.Queries.by_type("Like")
+    |> Repo.all()
   end
 
+  @spec make_like_data(User.t(), map(), String.t()) :: map()
   def make_like_data(
         %User{ap_id: ap_id} = actor,
         %{data: %{"actor" => object_actor_id, "id" => id}} = object,
@@ -329,7 +286,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       |> List.delete(actor.ap_id)
       |> List.delete(object_actor.follower_address)
 
-    data = %{
+    %{
       "type" => "Like",
       "actor" => ap_id,
       "object" => id,
@@ -337,39 +294,49 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "cc" => cc,
       "context" => object.data["context"]
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
+  @spec update_element_in_object(String.t(), list(any), Object.t()) ::
+          {:ok, Object.t()} | {:error, Ecto.Changeset.t()}
   def update_element_in_object(property, element, object) do
-    with new_data <-
-           object.data
-           |> Map.put("#{property}_count", length(element))
-           |> Map.put("#{property}s", element),
-         changeset <- Changeset.change(object, data: new_data),
-         {:ok, object} <- Object.update_and_set_cache(changeset),
-         _ <- update_object_in_activities(object) do
-      {:ok, object}
-    end
-  end
+    data =
+      Map.merge(
+        object.data,
+        %{"#{property}_count" => length(element), "#{property}s" => element}
+      )
 
-  def update_likes_in_object(likes, object) do
-    update_element_in_object("like", likes, object)
+    object
+    |> Changeset.change(data: data)
+    |> Object.update_and_set_cache()
   end
 
+  @spec add_like_to_object(Activity.t(), Object.t()) ::
+          {:ok, Object.t()} | {:error, Ecto.Changeset.t()}
   def add_like_to_object(%Activity{data: %{"actor" => actor}}, object) do
-    likes = if is_list(object.data["likes"]), do: object.data["likes"], else: []
-
-    with likes <- [actor | likes] |> Enum.uniq() do
-      update_likes_in_object(likes, object)
-    end
+    [actor | fetch_likes(object)]
+    |> Enum.uniq()
+    |> update_likes_in_object(object)
   end
 
+  @spec remove_like_from_object(Activity.t(), Object.t()) ::
+          {:ok, Object.t()} | {:error, Ecto.Changeset.t()}
   def remove_like_from_object(%Activity{data: %{"actor" => actor}}, object) do
-    likes = if is_list(object.data["likes"]), do: object.data["likes"], else: []
+    object
+    |> fetch_likes()
+    |> List.delete(actor)
+    |> update_likes_in_object(object)
+  end
+
+  defp update_likes_in_object(likes, object) do
+    update_element_in_object("like", likes, object)
+  end
 
-    with likes <- likes |> List.delete(actor) do
-      update_likes_in_object(likes, object)
+  defp fetch_likes(object) do
+    if is_list(object.data["likes"]) do
+      object.data["likes"]
+    else
+      []
     end
   end
 
@@ -389,6 +356,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         [state, actor, object]
       )
 
+      User.set_follow_state_cache(actor, object, state)
       activity = Activity.get_by_id(activity.id)
       {:ok, activity}
     rescue
@@ -397,12 +365,15 @@ defmodule Pleroma.Web.ActivityPub.Utils do
     end
   end
 
-  def update_follow_state(%Activity{} = activity, state) do
-    with new_data <-
-           activity.data
-           |> Map.put("state", state),
-         changeset <- Changeset.change(activity, data: new_data),
-         {:ok, activity} <- Repo.update(changeset) do
+  def update_follow_state(
+        %Activity{data: %{"actor" => actor, "object" => object}} = activity,
+        state
+      ) do
+    new_data = Map.put(activity.data, "state", state)
+    changeset = Changeset.change(activity, data: new_data)
+
+    with {:ok, activity} <- Repo.update(changeset) do
+      User.set_follow_state_cache(actor, object, state)
       {:ok, activity}
     end
   end
@@ -415,7 +386,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         %User{ap_id: followed_id} = _followed,
         activity_id
       ) do
-    data = %{
+    %{
       "type" => "Follow",
       "actor" => follower_id,
       "to" => [followed_id],
@@ -423,35 +394,18 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "object" => followed_id,
       "state" => "pending"
     }
-
-    data = if activity_id, do: Map.put(data, "id", activity_id), else: data
-
-    data
+    |> maybe_put("id", activity_id)
   end
 
   def fetch_latest_follow(%User{ap_id: follower_id}, %User{ap_id: followed_id}) do
-    query =
-      from(
-        activity in Activity,
-        where:
-          fragment(
-            "? ->> 'type' = 'Follow'",
-            activity.data
-          ),
-        where: activity.actor == ^follower_id,
-        # this is to use the index
-        where:
-          fragment(
-            "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
-            activity.data,
-            activity.data,
-            ^followed_id
-          ),
-        order_by: [fragment("? desc nulls last", activity.id)],
-        limit: 1
-      )
-
-    Repo.one(query)
+    "Follow"
+    |> Activity.Queries.by_type()
+    |> where(actor: ^follower_id)
+    # this is to use the index
+    |> Activity.Queries.by_object_id(followed_id)
+    |> order_by([activity], fragment("? desc nulls last", activity.id))
+    |> limit(1)
+    |> Repo.one()
   end
 
   #### Announce-related helpers
@@ -459,23 +413,13 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   @doc """
   Retruns an existing announce activity if the notice has already been announced
   """
-  def get_existing_announce(actor, %{data: %{"id" => id}}) do
-    query =
-      from(
-        activity in Activity,
-        where: activity.actor == ^actor,
-        # this is to use the index
-        where:
-          fragment(
-            "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
-            activity.data,
-            activity.data,
-            ^id
-          ),
-        where: fragment("(?)->>'type' = 'Announce'", activity.data)
-      )
-
-    Repo.one(query)
+  def get_existing_announce(actor, %{data: %{"id" => ap_id}}) do
+    "Announce"
+    |> Activity.Queries.by_type()
+    |> where(actor: ^actor)
+    # this is to use the index
+    |> Activity.Queries.by_object_id(ap_id)
+    |> Repo.one()
   end
 
   @doc """
@@ -488,7 +432,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         activity_id,
         false
       ) do
-    data = %{
+    %{
       "type" => "Announce",
       "actor" => ap_id,
       "object" => id,
@@ -496,8 +440,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "cc" => [],
       "context" => object.data["context"]
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   def make_announce_data(
@@ -506,7 +449,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         activity_id,
         true
       ) do
-    data = %{
+    %{
       "type" => "Announce",
       "actor" => ap_id,
       "object" => id,
@@ -514,8 +457,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "cc" => [Pleroma.Constants.as_public()],
       "context" => object.data["context"]
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   @doc """
@@ -526,7 +468,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         %Activity{data: %{"context" => context}} = activity,
         activity_id
       ) do
-    data = %{
+    %{
       "type" => "Undo",
       "actor" => ap_id,
       "object" => activity.data,
@@ -534,8 +476,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "cc" => [Pleroma.Constants.as_public()],
       "context" => context
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   def make_unlike_data(
@@ -543,7 +484,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         %Activity{data: %{"context" => context}} = activity,
         activity_id
       ) do
-    data = %{
+    %{
       "type" => "Undo",
       "actor" => ap_id,
       "object" => activity.data,
@@ -551,8 +492,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
       "cc" => [Pleroma.Constants.as_public()],
       "context" => context
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   def add_announce_to_object(
@@ -562,11 +502,13 @@ defmodule Pleroma.Web.ActivityPub.Utils do
         object
       ) do
     announcements =
-      if is_list(object.data["announcements"]), do: object.data["announcements"], else: []
+      if is_list(object.data["announcements"]) do
+        Enum.uniq([actor | object.data["announcements"]])
+      else
+        [actor]
+      end
 
-    with announcements <- [actor | announcements] |> Enum.uniq() do
-      update_element_in_object("announcement", announcements, object)
-    end
+    update_element_in_object("announcement", announcements, object)
   end
 
   def add_announce_to_object(_, object), do: {:ok, object}
@@ -583,62 +525,45 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   #### Unfollow-related helpers
 
   def make_unfollow_data(follower, followed, follow_activity, activity_id) do
-    data = %{
+    %{
       "type" => "Undo",
       "actor" => follower.ap_id,
       "to" => [followed.ap_id],
       "object" => follow_activity.data
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   #### Block-related helpers
   def fetch_latest_block(%User{ap_id: blocker_id}, %User{ap_id: blocked_id}) do
-    query =
-      from(
-        activity in Activity,
-        where:
-          fragment(
-            "? ->> 'type' = 'Block'",
-            activity.data
-          ),
-        where: activity.actor == ^blocker_id,
-        # this is to use the index
-        where:
-          fragment(
-            "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
-            activity.data,
-            activity.data,
-            ^blocked_id
-          ),
-        order_by: [fragment("? desc nulls last", activity.id)],
-        limit: 1
-      )
-
-    Repo.one(query)
+    "Block"
+    |> Activity.Queries.by_type()
+    |> where(actor: ^blocker_id)
+    # this is to use the index
+    |> Activity.Queries.by_object_id(blocked_id)
+    |> order_by([activity], fragment("? desc nulls last", activity.id))
+    |> limit(1)
+    |> Repo.one()
   end
 
   def make_block_data(blocker, blocked, activity_id) do
-    data = %{
+    %{
       "type" => "Block",
       "actor" => blocker.ap_id,
       "to" => [blocked.ap_id],
       "object" => blocked.ap_id
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   def make_unblock_data(blocker, blocked, block_activity, activity_id) do
-    data = %{
+    %{
       "type" => "Undo",
       "actor" => blocker.ap_id,
       "to" => [blocked.ap_id],
       "object" => block_activity.data
     }
-
-    if activity_id, do: Map.put(data, "id", activity_id), else: data
+    |> maybe_put("id", activity_id)
   end
 
   #### Create-related helpers
@@ -722,11 +647,11 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   #### Report-related helpers
 
   def update_report_state(%Activity{} = activity, state) when state in @supported_report_states do
-    with new_data <- Map.put(activity.data, "state", state),
-         changeset <- Changeset.change(activity, data: new_data),
-         {:ok, activity} <- Repo.update(changeset) do
-      {:ok, activity}
-    end
+    new_data = Map.put(activity.data, "state", state)
+
+    activity
+    |> Changeset.change(data: new_data)
+    |> Repo.update()
   end
 
   def update_report_state(_, _), do: {:error, "Unsupported state"}
@@ -793,20 +718,15 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   end
 
   def get_existing_votes(actor, %{data: %{"id" => id}}) do
-    query =
-      from(
-        [activity, object: object] in Activity.with_preloaded_object(Activity),
-        where: fragment("(?)->>'type' = 'Create'", activity.data),
-        where: fragment("(?)->>'actor' = ?", activity.data, ^actor),
-        where:
-          fragment(
-            "(?)->>'inReplyTo' = ?",
-            object.data,
-            ^to_string(id)
-          ),
-        where: fragment("(?)->>'type' = 'Answer'", object.data)
-      )
-
-    Repo.all(query)
+    actor
+    |> Activity.Queries.by_actor()
+    |> Activity.Queries.by_type("Create")
+    |> Activity.with_preloaded_object()
+    |> where([a, object: o], fragment("(?)->>'inReplyTo' = ?", o.data, ^to_string(id)))
+    |> where([a, object: o], fragment("(?)->>'type' = 'Answer'", o.data))
+    |> Repo.all()
   end
+
+  defp maybe_put(map, _key, nil), do: map
+  defp maybe_put(map, key, value), do: Map.put(map, key, value)
 end