defmodule Pleroma.Web.ActivityPub.ActivityPub do
alias Pleroma.{Activity, Repo, Object, Upload, User, Notification}
- alias Pleroma.Web.OStatus
+ alias Pleroma.Web.ActivityPub.Transmogrifier
+ alias Pleroma.Web.WebFinger
+ alias Pleroma.Web.Federator
import Ecto.Query
import Pleroma.Web.ActivityPub.Utils
require Logger
end
end
- def create(to, actor, context, object, additional \\ %{}, published \\ nil, local \\ true) do
+ def create(%{to: to, actor: actor, context: context, object: object} = params) do
+ additional = params[:additional] || %{}
+ local = !(params[:local] == false) # only accept false as false value
+ published = params[:published]
+
with create_data <- make_create_data(%{to: to, actor: actor, published: published, context: context, object: object}, additional),
{:ok, activity} <- insert(create_data, local),
:ok <- maybe_federate(activity) do
end
end
+ def accept(%{to: to, actor: actor, object: object} = params) do
+ local = !(params[:local] == false) # only accept false as false value
+
+ with data <- %{"to" => to, "type" => "Accept", "actor" => actor, "object" => object},
+ {:ok, activity} <- insert(data, local),
+ :ok <- maybe_federate(activity) do
+ {:ok, activity}
+ end
+ end
+
# TODO: This is weird, maybe we shouldn't check here if we can make the activity.
def like(%User{ap_id: ap_id} = user, %Object{data: %{"id" => _}} = object, activity_id \\ nil, local \\ true) do
with nil <- get_existing_like(ap_id, object),
end
def announce(%User{ap_id: _} = user, %Object{data: %{"id" => _}} = object, activity_id \\ nil, local \\ true) do
- with announce_data <- make_announce_data(user, object, activity_id),
+ with true <- is_public?(object),
+ announce_data <- make_announce_data(user, object, activity_id),
{:ok, activity} <- insert(announce_data, local),
{:ok, object} <- add_announce_to_object(activity, object),
:ok <- maybe_federate(activity) do
end
def fetch_activities_for_context(context, opts \\ %{}) do
- query = from activity in Activity,
+ 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]
- query = restrict_blocked(query, opts)
Repo.all(query)
end
def fetch_public_activities(opts \\ %{}) do
- public = ["https://www.w3.org/ns/activitystreams#Public"]
- fetch_activities(public, opts)
+ public = %{to: ["https://www.w3.org/ns/activitystreams#Public"]}
+ q = fetch_activities_query([], opts)
+ q = from activity in q,
+ where: fragment(~s(? @> ?), activity.data, ^public)
+ q
+ |> Repo.all
+ |> Enum.reverse
end
defp restrict_since(query, %{"since_id" => since_id}) do
end
defp restrict_tag(query, _), do: query
- defp restrict_recipients(query, recipients) do
- Enum.reduce(recipients, query, fn (recipient, q) ->
- map = %{ to: [recipient] }
- from activity in q,
- or_where: fragment(~s(? @> ?), activity.data, ^map)
- end)
+ defp restrict_recipients(query, [], user), do: query
+ defp restrict_recipients(query, recipients, nil) do
+ from activity in query,
+ where: fragment("? && ?", ^recipients, activity.recipients)
+ end
+ defp restrict_recipients(query, recipients, user) do
+ from activity in query,
+ where: fragment("? && ?", ^recipients, activity.recipients),
+ or_where: activity.actor == ^user.ap_id
end
defp restrict_local(query, %{"local_only" => true}) do
end
defp restrict_blocked(query, _), do: query
- def fetch_activities(recipients, opts \\ %{}) do
+ 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
- |> restrict_recipients(recipients)
+ |> restrict_recipients(recipients, opts["user"])
|> restrict_tag(opts)
|> restrict_since(opts)
|> restrict_local(opts)
|> restrict_recent(opts)
|> restrict_blocked(opts)
|> restrict_media(opts)
+ end
+
+ def fetch_activities(recipients, opts \\ %{}) do
+ fetch_activities_query(recipients, opts)
|> Repo.all
|> Enum.reverse
end
name: data["name"]
}
- User.insert_or_update_user(user_data)
+ if user = User.get_by_ap_id(ap_id) do
+ User.info_changeset(user, user_data)
+ |> Repo.update
+ else
+ User.insert_or_update_user(user_data)
+ end
end
end
- # TODO: Extract to own module, align as close to Mastodon format as possible.
- def sanitize_outgoing_activity_data(data) do
- data
- |> Map.put("@context", "https://www.w3.org/ns/activitystreams")
+ def make_user_from_nickname(nickname) do
+ with {:ok, %{"ap_id" => ap_id}} when not is_nil(ap_id) <- WebFinger.finger(nickname) do
+ make_user_from_ap_id(ap_id)
+ end
end
- def prepare_incoming(%{"type" => "Create", "object" => %{"type" => "Note"} = object} = data) do
- with {:ok, user} <- OStatus.find_or_make_user(data["actor"]) do
- {:ok, data}
+ def publish(actor, activity) do
+ followers = if actor.follower_address in activity.recipients do
+ {:ok, followers} = User.get_followers(actor)
+ followers
else
- _e -> :error
+ []
+ end
+
+ remote_inboxes = (Pleroma.Web.Salmon.remote_users(activity) ++ followers)
+ |> Enum.filter(fn (user) -> User.ap_enabled?(user) end)
+ |> Enum.map(fn (%{info: %{"source_data" => data}}) ->
+ (data["endpoints"] && data["endpoints"]["sharedInbox"]) || data["inbox"]
+ end)
+ |> Enum.uniq
+
+ {:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
+ json = Poison.encode!(data)
+ Enum.each remote_inboxes, fn(inbox) ->
+ Federator.enqueue(:publish_single_ap, %{inbox: inbox, json: json, actor: actor, id: activity.data["id"]})
end
end
- def prepare_incoming(_) do
- :error
+ def publish_one(%{inbox: inbox, json: json, actor: actor, id: id}) do
+ Logger.info("Federating #{id} to #{inbox}")
+ host = URI.parse(inbox).host
+ signature = Pleroma.Web.HTTPSignatures.sign(actor, %{host: host, "content-length": byte_size(json)})
+ @httpoison.post(inbox, json, [{"Content-Type", "application/activity+json"}, {"signature", signature}])
end
- def publish(actor, activity) do
- remote_users = Pleroma.Web.Salmon.remote_users(activity)
- data = sanitize_outgoing_activity_data(activity.data)
- Enum.each remote_users, fn(user) ->
- if user.info["ap_enabled"] do
- inbox = user.info["source_data"]["inbox"]
- Logger.info("Federating #{activity.data["id"]} to #{inbox}")
- host = URI.parse(inbox).host
- signature = Pleroma.Web.HTTPSignatures.sign(actor, %{host: host})
- @httpoison.post(inbox, Poison.encode!(data), [{"Content-Type", "application/activity+json"}, {"signature", signature}])
+ # 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, %{body: body, status_code: code}} when code in 200..299 <- @httpoison.get(id, [Accept: "application/activity+json"], follow_redirect: true, timeout: 10000, recv_timeout: 20000),
+ {:ok, data} <- Poison.decode(body),
+ data <- Transmogrifier.fix_object(data),
+ nil <- Object.get_by_ap_id(data["id"]),
+ %User{} = user <- User.get_or_fetch_by_ap_id(data["attributedTo"]),
+ {:ok, activity} = create(%{to: data["to"], actor: user, context: data["context"], object: data, local: false, additional: %{"cc" => data["cc"]}}) do
+ {:ok, Object.get_by_ap_id(activity.data["object"]["id"])}
+ else
+ object = %Object{} -> {:ok, object}
+ e -> e
end
end
end
+
+ def is_public?(activity) do
+ "https://www.w3.org/ns/activitystreams#Public" in (activity.data["to"] ++ (activity.data["cc"] || []))
+ end
+
+ def visible_for_user?(activity, nil) do
+ is_public?(activity)
+ end
+ def visible_for_user?(activity, user) do
+ x = [user.ap_id | user.following]
+ y = (activity.data["to"] ++ (activity.data["cc"] || []))
+ visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y))
+ end
end
projects / akkoma / blobdiff