X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Factivity_pub.ex;h=28754e864e75f37a111285a4c6f80c052eefa1fb;hb=45f790becc2cc63ac000c6432fe8c84e0b589822;hp=7d21fe65f7ff4c0ee588495cd1328a7dcba8daf3;hpb=64b0120d678b106f33d5c903749fcac5ed5a1ed7;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 7d21fe65f..28754e864 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -4,16 +4,18 @@
 
 defmodule Pleroma.Web.ActivityPub.ActivityPub do
   alias Pleroma.Activity
+  alias Pleroma.Conversation
   alias Pleroma.Instances
   alias Pleroma.Notification
   alias Pleroma.Object
+  alias Pleroma.Object.Fetcher
+  alias Pleroma.Pagination
   alias Pleroma.Repo
   alias Pleroma.Upload
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.MRF
   alias Pleroma.Web.ActivityPub.Transmogrifier
   alias Pleroma.Web.Federator
-  alias Pleroma.Web.OStatus
   alias Pleroma.Web.WebFinger
 
   import Ecto.Query
@@ -89,15 +91,36 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     if is_public?(object), do: User.decrease_note_count(actor), else: {:ok, actor}
   end
 
-  def insert(map, local \\ true) when is_map(map) do
+  def increase_replies_count_if_reply(%{
+        "object" => %{"inReplyTo" => reply_ap_id} = object,
+        "type" => "Create"
+      }) do
+    if is_public?(object) do
+      Object.increase_replies_count(reply_ap_id)
+    end
+  end
+
+  def increase_replies_count_if_reply(_create_data), do: :noop
+
+  def decrease_replies_count_if_reply(%Object{
+        data: %{"inReplyTo" => reply_ap_id} = object
+      }) do
+    if is_public?(object) do
+      Object.decrease_replies_count(reply_ap_id)
+    end
+  end
+
+  def decrease_replies_count_if_reply(_object), do: :noop
+
+  def insert(map, local \\ true, fake \\ false) when is_map(map) do
     with nil <- Activity.normalize(map),
-         map <- lazy_put_activity_defaults(map),
+         map <- lazy_put_activity_defaults(map, fake),
          :ok <- check_actor_is_active(map["actor"]),
          {_, true} <- {:remote_limit_error, check_remote_limit(map)},
          {:ok, map} <- MRF.filter(map),
-         :ok <- insert_full_object(map) do
-      {recipients, _, _} = get_recipients(map)
-
+         {recipients, _, _} = get_recipients(map),
+         {:fake, false, map, recipients} <- {:fake, fake, map, recipients},
+         {:ok, map, object} <- insert_full_object(map) do
       {:ok, activity} =
         Repo.insert(%Activity{
           data: map,
@@ -106,16 +129,40 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
           recipients: recipients
         })
 
+      # Splice in the child object if we have one.
+      activity =
+        if !is_nil(object) do
+          Map.put(activity, :object, object)
+        else
+          activity
+        end
+
       Task.start(fn ->
         Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
       end)
 
       Notification.create_notifications(activity)
+      Conversation.create_or_bump_for(activity)
       stream_out(activity)
       {:ok, activity}
     else
-      %Activity{} = activity -> {:ok, activity}
-      error -> {:error, error}
+      %Activity{} = activity ->
+        {:ok, activity}
+
+      {:fake, true, map, recipients} ->
+        activity = %Activity{
+          data: map,
+          local: local,
+          actor: map["actor"],
+          recipients: recipients,
+          id: "pleroma:fakeid"
+        }
+
+        Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
+        {:ok, activity}
+
+      error ->
+        {:error, error}
     end
   end
 
@@ -134,12 +181,14 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
         end
 
         if activity.data["type"] in ["Create"] do
-          activity.data["object"]
+          object = Object.normalize(activity)
+
+          object.data
           |> Map.get("tag", [])
           |> Enum.filter(fn tag -> is_bitstring(tag) end)
           |> Enum.each(fn tag -> Pleroma.Web.Streamer.stream("hashtag:" <> tag, activity) end)
 
-          if activity.data["object"]["attachment"] != [] do
+          if object.data["attachment"] != [] do
             Pleroma.Web.Streamer.stream("public:media", activity)
 
             if activity.local do
@@ -151,14 +200,14 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
         if !Enum.member?(activity.data["cc"] || [], public) &&
              !Enum.member?(
                activity.data["to"],
-               User.get_by_ap_id(activity.data["actor"]).follower_address
+               User.get_cached_by_ap_id(activity.data["actor"]).follower_address
              ),
            do: Pleroma.Web.Streamer.stream("direct", activity)
       end
     end
   end
 
-  def create(%{to: to, actor: actor, context: context, object: object} = params) do
+  def create(%{to: to, actor: actor, context: context, object: object} = params, fake \\ false) do
     additional = params[:additional] || %{}
     # only accept false as false value
     local = !(params[:local] == false)
@@ -169,12 +218,17 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
              %{to: to, actor: actor, published: published, context: context, object: object},
              additional
            ),
-         {:ok, activity} <- insert(create_data, local),
+         {:ok, activity} <- insert(create_data, local, fake),
+         {:fake, false, activity} <- {:fake, fake, activity},
+         _ <- increase_replies_count_if_reply(create_data),
          # Changing note count prior to enqueuing federation task in order to avoid
          # race conditions on updating user.info
          {:ok, _actor} <- increase_note_count_if_public(actor, activity),
          :ok <- maybe_federate(activity) do
       {:ok, activity}
+    else
+      {:fake, true, activity} ->
+        {:ok, activity}
     end
   end
 
@@ -321,6 +375,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
            "deleted_activity_id" => activity && activity.id
          },
          {:ok, activity} <- insert(data, local),
+         _ <- decrease_replies_count_if_reply(object),
          # Changing note count prior to enqueuing federation task in order to avoid
          # race conditions on updating user.info
          {:ok, _actor} <- decrease_note_count_if_public(user, object),
@@ -388,44 +443,60 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
       if forward do
         Map.merge(additional, %{"to" => [], "cc" => [account.ap_id]})
       else
-        additional
+        Map.merge(additional, %{"to" => [], "cc" => []})
       end
 
     with flag_data <- make_flag_data(params, additional),
          {:ok, activity} <- insert(flag_data, local),
          :ok <- maybe_federate(activity) do
+      Enum.each(User.all_superusers(), fn superuser ->
+        superuser
+        |> Pleroma.Emails.AdminEmail.report(actor, account, statuses, content)
+        |> Pleroma.Emails.Mailer.deliver_async()
+      end)
+
       {:ok, activity}
     end
   end
 
-  def fetch_activities_for_context(context, opts \\ %{}) do
+  defp fetch_activities_for_context_query(context, opts) do
     public = ["https://www.w3.org/ns/activitystreams#Public"]
 
     recipients =
       if opts["user"], do: [opts["user"].ap_id | opts["user"].following] ++ public, else: public
 
-    query = from(activity in Activity)
-
-    query =
-      query
-      |> restrict_blocked(opts)
-      |> restrict_recipients(recipients, opts["user"])
-
-    query =
-      from(
-        activity in query,
-        where:
-          fragment(
-            "?->>'type' = ? and ?->>'context' = ?",
-            activity.data,
-            "Create",
-            activity.data,
-            ^context
-          ),
-        order_by: [desc: :id]
+    from(activity in Activity)
+    |> restrict_blocked(opts)
+    |> restrict_recipients(recipients, opts["user"])
+    |> where(
+      [activity],
+      fragment(
+        "?->>'type' = ? and ?->>'context' = ?",
+        activity.data,
+        "Create",
+        activity.data,
+        ^context
       )
+    )
+    |> order_by([activity], desc: activity.id)
+  end
 
-    Repo.all(query)
+  @spec fetch_activities_for_context(String.t(), keyword() | map()) :: [Activity.t()]
+  def fetch_activities_for_context(context, opts \\ %{}) do
+    context
+    |> fetch_activities_for_context_query(opts)
+    |> Activity.with_preloaded_object()
+    |> Repo.all()
+  end
+
+  @spec fetch_latest_activity_id_for_context(String.t(), keyword() | map()) ::
+          Pleroma.FlakeId.t() | nil
+  def fetch_latest_activity_id_for_context(context, opts \\ %{}) do
+    context
+    |> fetch_activities_for_context_query(opts)
+    |> limit(1)
+    |> select([a], a.id)
+    |> Repo.one()
   end
 
   def fetch_public_activities(opts \\ %{}) do
@@ -433,7 +504,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
     q
     |> restrict_unlisted()
-    |> Repo.all()
+    |> Pagination.fetch_paginated(opts)
     |> Enum.reverse()
   end
 
@@ -512,37 +583,49 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_since(query, _), do: query
 
+  defp restrict_tag_reject(_query, %{"tag_reject" => _tag_reject, "skip_preload" => true}) do
+    raise "Can't use the child object without preloading!"
+  end
+
   defp restrict_tag_reject(query, %{"tag_reject" => tag_reject})
        when is_list(tag_reject) and tag_reject != [] do
     from(
-      activity in query,
-      where: fragment(~s(\(not \(? #> '{"object","tag"}'\) \\?| ?\)), activity.data, ^tag_reject)
+      [_activity, object] in query,
+      where: fragment("not (?)->'tag' \\?| (?)", object.data, ^tag_reject)
     )
   end
 
   defp restrict_tag_reject(query, _), do: query
 
+  defp restrict_tag_all(_query, %{"tag_all" => _tag_all, "skip_preload" => true}) do
+    raise "Can't use the child object without preloading!"
+  end
+
   defp restrict_tag_all(query, %{"tag_all" => tag_all})
        when is_list(tag_all) and tag_all != [] do
     from(
-      activity in query,
-      where: fragment(~s(\(? #> '{"object","tag"}'\) \\?& ?), activity.data, ^tag_all)
+      [_activity, object] in query,
+      where: fragment("(?)->'tag' \\?& (?)", object.data, ^tag_all)
     )
   end
 
   defp restrict_tag_all(query, _), do: query
 
+  defp restrict_tag(_query, %{"tag" => _tag, "skip_preload" => true}) do
+    raise "Can't use the child object without preloading!"
+  end
+
   defp restrict_tag(query, %{"tag" => tag}) when is_list(tag) do
     from(
-      activity in query,
-      where: fragment(~s(\(? #> '{"object","tag"}'\) \\?| ?), activity.data, ^tag)
+      [_activity, object] in query,
+      where: fragment("(?)->'tag' \\?| (?)", object.data, ^tag)
     )
   end
 
   defp restrict_tag(query, %{"tag" => tag}) when is_binary(tag) do
     from(
-      activity in query,
-      where: fragment(~s(? <@ (? #> '{"object","tag"}'\)), ^tag, activity.data)
+      [_activity, object] in query,
+      where: fragment("(?)->'tag' \\? (?)", object.data, ^tag)
     )
   end
 
@@ -576,26 +659,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     )
   end
 
-  defp restrict_limit(query, %{"limit" => limit}) do
-    from(activity in query, limit: ^limit)
-  end
-
-  defp restrict_limit(query, _), do: query
-
   defp restrict_local(query, %{"local_only" => true}) do
     from(activity in query, where: activity.local == true)
   end
 
   defp restrict_local(query, _), do: query
 
-  defp restrict_max(query, %{"max_id" => ""}), do: query
-
-  defp restrict_max(query, %{"max_id" => max_id}) do
-    from(activity in query, where: activity.id < ^max_id)
-  end
-
-  defp restrict_max(query, _), do: query
-
   defp restrict_actor(query, %{"actor_id" => actor_id}) do
     from(activity in query, where: activity.actor == ^actor_id)
   end
@@ -621,10 +690,14 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_favorited_by(query, _), do: query
 
+  defp restrict_media(_query, %{"only_media" => _val, "skip_preload" => true}) do
+    raise "Can't use the child object without preloading!"
+  end
+
   defp restrict_media(query, %{"only_media" => val}) when val == "true" or val == "1" do
     from(
-      activity in query,
-      where: fragment(~s(not (? #> '{"object","attachment"}' = ?\)), activity.data, ^[])
+      [_activity, object] in query,
+      where: fragment("not (?)->'attachment' = (?)", object.data, ^[])
     )
   end
 
@@ -666,7 +739,14 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     from(
       activity in query,
       where: fragment("not (? = ANY(?))", activity.actor, ^blocks),
-      where: fragment("not (?->'to' \\?| ?)", activity.data, ^blocks),
+      where: fragment("not (? && ?)", activity.recipients, ^blocks),
+      where:
+        fragment(
+          "not (?->>'type' = 'Announce' and ?->'to' \\?| ?)",
+          activity.data,
+          activity.data,
+          ^blocks
+        ),
       where: fragment("not (split_part(?, '/', 3) = ANY(?))", activity.actor, ^domain_blocks)
     )
   end
@@ -691,23 +771,41 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_pinned(query, _), do: query
 
+  defp restrict_muted_reblogs(query, %{"muting_user" => %User{info: info}}) do
+    muted_reblogs = info.muted_reblogs || []
+
+    from(
+      activity in query,
+      where:
+        fragment(
+          "not ( ?->>'type' = 'Announce' and ? = ANY(?))",
+          activity.data,
+          activity.actor,
+          ^muted_reblogs
+        )
+    )
+  end
+
+  defp restrict_muted_reblogs(query, _), do: query
+
+  defp maybe_preload_objects(query, %{"skip_preload" => true}), do: query
+
+  defp maybe_preload_objects(query, _) do
+    query
+    |> Activity.with_preloaded_object()
+  end
+
   def fetch_activities_query(recipients, opts \\ %{}) do
-    base_query =
-      from(
-        activity in Activity,
-        limit: 20,
-        order_by: [fragment("? desc nulls last", activity.id)]
-      )
+    base_query = from(activity in Activity)
 
     base_query
+    |> maybe_preload_objects(opts)
     |> restrict_recipients(recipients, opts["user"])
     |> restrict_tag(opts)
     |> restrict_tag_reject(opts)
     |> restrict_tag_all(opts)
     |> restrict_since(opts)
     |> restrict_local(opts)
-    |> restrict_limit(opts)
-    |> restrict_max(opts)
     |> restrict_actor(opts)
     |> restrict_type(opts)
     |> restrict_favorited_by(opts)
@@ -718,18 +816,19 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> restrict_replies(opts)
     |> restrict_reblogs(opts)
     |> restrict_pinned(opts)
+    |> restrict_muted_reblogs(opts)
   end
 
   def fetch_activities(recipients, opts \\ %{}) do
     fetch_activities_query(recipients, opts)
-    |> Repo.all()
+    |> Pagination.fetch_paginated(opts)
     |> Enum.reverse()
   end
 
   def fetch_activities_bounded(recipients_to, recipients_cc, opts \\ %{}) do
     fetch_activities_query([], opts)
     |> restrict_to_cc(recipients_to, recipients_cc)
-    |> Repo.all()
+    |> Pagination.fetch_paginated(opts)
     |> Enum.reverse()
   end
 
@@ -794,7 +893,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
 
   def fetch_and_prepare_user_from_ap_id(ap_id) do
-    with {:ok, data} <- fetch_and_contain_remote_object_from_id(ap_id) do
+    with {:ok, data} <- Fetcher.fetch_and_contain_remote_object_from_id(ap_id) do
       user_data_from_user_object(data)
     else
       e -> Logger.error("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
@@ -802,7 +901,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
 
   def make_user_from_ap_id(ap_id) do
-    if _user = User.get_by_ap_id(ap_id) do
+    if _user = User.get_cached_by_ap_id(ap_id) do
       Transmogrifier.upgrade_user_from_ap_id(ap_id)
     else
       with {:ok, data} <- fetch_and_prepare_user_from_ap_id(ap_id) do
@@ -904,60 +1003,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
-  # TODO:
-  # This will create a Create activity, which we need internally at the moment.
-  def fetch_object_from_id(id) do
-    if object = Object.get_cached_by_ap_id(id) do
-      {:ok, object}
-    else
-      with {:ok, data} <- fetch_and_contain_remote_object_from_id(id),
-           nil <- Object.normalize(data),
-           params <- %{
-             "type" => "Create",
-             "to" => data["to"],
-             "cc" => data["cc"],
-             "actor" => data["actor"] || data["attributedTo"],
-             "object" => data
-           },
-           :ok <- Transmogrifier.contain_origin(id, params),
-           {:ok, activity} <- Transmogrifier.handle_incoming(params) do
-        {:ok, Object.normalize(activity.data["object"])}
-      else
-        {:error, {:reject, nil}} ->
-          {:reject, nil}
-
-        object = %Object{} ->
-          {:ok, object}
-
-        _e ->
-          Logger.info("Couldn't get object via AP, trying out OStatus fetching...")
-
-          case OStatus.fetch_activity_from_url(id) do
-            {:ok, [activity | _]} -> {:ok, Object.normalize(activity.data["object"])}
-            e -> e
-          end
-      end
-    end
-  end
-
-  def fetch_and_contain_remote_object_from_id(id) do
-    Logger.info("Fetching object #{id} via AP")
-
-    with true <- String.starts_with?(id, "http"),
-         {:ok, %{body: body, status: code}} when code in 200..299 <-
-           @httpoison.get(
-             id,
-             [{:Accept, "application/activity+json"}]
-           ),
-         {:ok, data} <- Jason.decode(body),
-         :ok <- Transmogrifier.contain_origin_from_id(id, data) do
-      {:ok, data}
-    else
-      e ->
-        {:error, e}
-    end
-  end
-
   # filter out broken threads
   def contain_broken_threads(%Activity{} = activity, %User{} = user) do
     entire_thread_visible_for_user?(activity, user)