X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Futils.ex;h=831e13b7edf0b50e9fae3ff3c0afbdaabefd3b78;hb=c2dcd767cf4abaa88da946e12ca643840b65e184;hp=c7c87667016f48f2e116e6e2ade877e7c262ff90;hpb=b949577472d5e4db1aeacb9ff2162eb89440130c;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index c7c876670..831e13b7e 100644
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -5,6 +5,22 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   alias Ecto.{Changeset, UUID}
   import Ecto.Query
 
+  # Some implementations send the actor URI as the actor field, others send the entire actor object,
+  # so figure out what the actor's URI is based on what we have.
+  def normalize_actor(actor) do
+    cond do
+      is_binary(actor) ->
+        actor
+
+      is_map(actor) ->
+        actor["id"]
+    end
+  end
+
+  def normalize_params(params) do
+    Map.put(params, "actor", normalize_actor(params["actor"]))
+  end
+
   def make_json_ld_header do
     %{
       "@context" => [
@@ -175,7 +191,8 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   def update_element_in_object(property, element, object) do
     with new_data <-
-           object.data |> Map.put("#{property}_count", length(element))
+           object.data
+           |> Map.put("#{property}_count", length(element))
            |> Map.put("#{property}s", element),
          changeset <- Changeset.change(object, data: new_data),
          {:ok, object} <- Repo.update(changeset),
@@ -225,8 +242,9 @@ defmodule Pleroma.Web.ActivityPub.Utils do
           fragment(
             "? @> ?",
             activity.data,
-            ^%{type: "Follow", actor: follower_id, object: followed_id}
+            ^%{type: "Follow", object: followed_id}
           ),
+        where: activity.actor == ^follower_id,
         order_by: [desc: :id],
         limit: 1
       )
@@ -237,13 +255,13 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   #### Announce-related helpers
 
   @doc """
-  Make announce activity data for the given actor and object
+  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: fragment("(?)->>'actor' = ?", activity.data, ^actor),
+        where: activity.actor == ^actor,
         # this is to use the index
         where:
           fragment(
@@ -258,6 +276,9 @@ defmodule Pleroma.Web.ActivityPub.Utils do
     Repo.one(query)
   end
 
+  @doc """
+  Make announce activity data for the given actor and object
+  """
   def make_announce_data(
         %User{ap_id: ap_id} = user,
         %Object{data: %{"id" => id}} = object,
@@ -275,6 +296,43 @@ defmodule Pleroma.Web.ActivityPub.Utils do
     if activity_id, do: Map.put(data, "id", activity_id), else: data
   end
 
+  @doc """
+  Make unannounce activity data for the given actor and object
+  """
+  def make_unannounce_data(
+        %User{ap_id: ap_id} = user,
+        %Activity{data: %{"context" => context}} = activity,
+        activity_id
+      ) do
+    data = %{
+      "type" => "Undo",
+      "actor" => ap_id,
+      "object" => activity.data,
+      "to" => [user.follower_address, activity.data["actor"]],
+      "cc" => ["https://www.w3.org/ns/activitystreams#Public"],
+      "context" => context
+    }
+
+    if activity_id, do: Map.put(data, "id", activity_id), else: data
+  end
+
+  def make_unlike_data(
+        %User{ap_id: ap_id} = user,
+        %Activity{data: %{"context" => context}} = activity,
+        activity_id
+      ) do
+    data = %{
+      "type" => "Undo",
+      "actor" => ap_id,
+      "object" => activity.data,
+      "to" => [user.follower_address, activity.data["actor"]],
+      "cc" => ["https://www.w3.org/ns/activitystreams#Public"],
+      "context" => context
+    }
+
+    if activity_id, do: Map.put(data, "id", activity_id), else: data
+  end
+
   def add_announce_to_object(%Activity{data: %{"actor" => actor}}, object) do
     with announcements <- [actor | object.data["announcements"] || []] |> Enum.uniq() do
       update_element_in_object("announcement", announcements, object)
@@ -289,13 +347,56 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   #### Unfollow-related helpers
 
-  def make_unfollow_data(follower, followed, follow_activity) do
-    %{
+  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["id"]
+      "object" => follow_activity.data
+    }
+
+    if activity_id, do: Map.put(data, "id", activity_id), else: data
+  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(
+            "? @> ?",
+            activity.data,
+            ^%{type: "Block", object: blocked_id}
+          ),
+        where: activity.actor == ^blocker_id,
+        order_by: [desc: :id],
+        limit: 1
+      )
+
+    Repo.one(query)
+  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
+  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
   end
 
   #### Create-related helpers