diff options
Diffstat (limited to 'lib/pleroma/web/activity_pub')
-rw-r--r-- | lib/pleroma/web/activity_pub/activity_pub.ex | 151 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/activity_pub_controller.ex | 9 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/transmogrifier.ex | 3 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/utils.ex | 16 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/views/user_view.ex | 24 | ||||
-rw-r--r-- | lib/pleroma/web/activity_pub/visibility.ex | 56 |
6 files changed, 184 insertions, 75 deletions
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex index 3650d330a..98639883e 100644 --- a/lib/pleroma/web/activity_pub/activity_pub.ex +++ b/lib/pleroma/web/activity_pub/activity_pub.ex @@ -18,6 +18,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do import Ecto.Query import Pleroma.Web.ActivityPub.Utils + import Pleroma.Web.ActivityPub.Visibility require Logger @@ -80,6 +81,14 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp check_remote_limit(_), do: true + def increase_note_count_if_public(actor, object) do + if is_public?(object), do: User.increase_note_count(actor), else: {:ok, actor} + end + + def decrease_note_count_if_public(actor, object) 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 with nil <- Activity.normalize(map), map <- lazy_put_activity_defaults(map), @@ -162,7 +171,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do ), {:ok, activity} <- insert(create_data, local), # Changing note count prior to enqueuing federation task in order to avoid race conditions on updating user.info - {:ok, _actor} <- User.increase_note_count(actor), + {:ok, _actor} <- increase_note_count_if_public(actor, activity), :ok <- maybe_federate(activity) do {:ok, activity} end @@ -174,8 +183,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do with data <- %{"to" => to, "type" => "Accept", "actor" => actor.ap_id, "object" => object}, {:ok, activity} <- insert(data, local), - :ok <- maybe_federate(activity), - _ <- User.update_follow_request_count(actor) do + :ok <- maybe_federate(activity) do {:ok, activity} end end @@ -186,8 +194,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do with data <- %{"to" => to, "type" => "Reject", "actor" => actor.ap_id, "object" => object}, {:ok, activity} <- insert(data, local), - :ok <- maybe_federate(activity), - _ <- User.update_follow_request_count(actor) do + :ok <- maybe_federate(activity) do {:ok, activity} end end @@ -285,8 +292,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do def follow(follower, followed, activity_id \\ nil, local \\ true) do with data <- make_follow_data(follower, followed, activity_id), {:ok, activity} <- insert(data, local), - :ok <- maybe_federate(activity), - _ <- User.update_follow_request_count(followed) do + :ok <- maybe_federate(activity) do {:ok, activity} end end @@ -296,8 +302,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do {:ok, follow_activity} <- update_follow_state(follow_activity, "cancelled"), unfollow_data <- make_unfollow_data(follower, followed, follow_activity, activity_id), {:ok, activity} <- insert(unfollow_data, local), - :ok <- maybe_federate(activity), - _ <- User.update_follow_request_count(followed) do + :ok <- maybe_federate(activity) do {:ok, activity} end end @@ -305,7 +310,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do def delete(%Object{data: %{"id" => id, "actor" => actor}} = object, local \\ true) do user = User.get_cached_by_ap_id(actor) - to = object.data["to"] || [] ++ object.data["cc"] || + to = + object.data["to"] || [] ++ object.data["cc"] || [] ++ [user.follower_address, "https://www.w3.org/ns/activitystreams#Public"] data = %{ @@ -318,7 +324,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do with {:ok, _} <- Object.delete(object), {:ok, activity} <- insert(data, local), # Changing note count prior to enqueuing federation task in order to avoid race conditions on updating user.info - {:ok, _actor} <- User.decrease_note_count(user), + {:ok, _actor} <- decrease_note_count_if_public(user, object), :ok <- maybe_federate(activity) do {:ok, activity} end @@ -356,6 +362,31 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end + def flag( + %{ + actor: actor, + context: context, + account: account, + statuses: statuses, + content: content + } = params + ) do + additional = params[:additional] || %{} + + # only accept false as false value + local = !(params[:local] == false) + + %{ + actor: actor, + context: context, + account: account, + statuses: statuses, + content: content + } + |> make_flag_data(additional) + |> insert(local) + end + def fetch_activities_for_context(context, opts \\ %{}) do public = ["https://www.w3.org/ns/activitystreams#Public"] @@ -398,6 +429,30 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do @valid_visibilities ~w[direct unlisted public private] defp restrict_visibility(query, %{visibility: visibility}) + when is_list(visibility) do + if Enum.all?(visibility, &(&1 in @valid_visibilities)) do + query = + from( + a in query, + where: + fragment( + "activity_visibility(?, ?, ?) = ANY (?)", + a.actor, + a.recipients, + a.data, + ^visibility + ) + ) + + Ecto.Adapters.SQL.to_sql(:all, Repo, query) + + query + else + Logger.error("Could not restrict visibility to #{visibility}") + end + end + + defp restrict_visibility(query, %{visibility: visibility}) when visibility in @valid_visibilities do query = from( @@ -579,6 +634,20 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp restrict_reblogs(query, _), do: query + defp restrict_muted(query, %{"with_muted" => val}) when val in [true, "true", "1"], do: query + + defp restrict_muted(query, %{"muting_user" => %User{info: info}}) do + mutes = info.mutes + + from( + activity in query, + where: fragment("not (? = ANY(?))", activity.actor, ^mutes), + where: fragment("not (?->'to' \\?| ?)", activity.data, ^mutes) + ) + end + + defp restrict_muted(query, _), do: query + defp restrict_blocked(query, %{"blocking_user" => %User{info: info}}) do blocks = info.blocks || [] domain_blocks = info.domain_blocks || [] @@ -632,6 +701,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> restrict_type(opts) |> restrict_favorited_by(opts) |> restrict_blocked(opts) + |> restrict_muted(opts) |> restrict_media(opts) |> restrict_visibility(opts) |> restrict_replies(opts) @@ -788,11 +858,16 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do digest = "SHA-256=" <> (:crypto.hash(:sha256, json) |> Base.encode64()) + date = + NaiveDateTime.utc_now() + |> Timex.format!("{WDshort}, {0D} {Mshort} {YYYY} {h24}:{m}:{s} GMT") + signature = Pleroma.Web.HTTPSignatures.sign(actor, %{ host: host, "content-length": byte_size(json), - digest: digest + digest: digest, + date: date }) with {:ok, %{status: code}} when code in 200..299 <- @@ -802,6 +877,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do json, [ {"Content-Type", "application/activity+json"}, + {"Date", date}, {"signature", signature}, {"digest", digest} ] @@ -871,57 +947,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end - def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false - def is_public?(%Object{data: data}), do: is_public?(data) - def is_public?(%Activity{data: data}), do: is_public?(data) - def is_public?(%{"directMessage" => true}), do: false - - def is_public?(data) do - "https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || [])) - end - - def is_private?(activity) do - unless is_public?(activity) do - follower_address = User.get_cached_by_ap_id(activity.data["actor"]).follower_address - Enum.any?(activity.data["to"], &(&1 == follower_address)) - else - false - end - end - - def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true - def is_direct?(%Object{data: %{"directMessage" => true}}), do: true - - def is_direct?(activity) do - !is_public?(activity) && !is_private?(activity) - 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 - - # guard - def entire_thread_visible_for_user?(nil, _user), do: false - - # child - def entire_thread_visible_for_user?( - %Activity{data: %{"object" => %{"inReplyTo" => parent_id}}} = tail, - user - ) - when is_binary(parent_id) do - parent = Activity.get_in_reply_to_activity(tail) - visible_for_user?(tail, user) && entire_thread_visible_for_user?(parent, user) - end - - # root - def entire_thread_visible_for_user?(tail, user), do: visible_for_user?(tail, user) - # filter out broken threads def contain_broken_threads(%Activity{} = activity, %User{} = user) do entire_thread_visible_for_user?(activity, user) diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex index 2bea51311..ff924a536 100644 --- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex +++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex @@ -11,6 +11,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do alias Pleroma.Web.ActivityPub.ObjectView alias Pleroma.Web.ActivityPub.UserView alias Pleroma.Web.ActivityPub.ActivityPub + alias Pleroma.Web.ActivityPub.Visibility alias Pleroma.Web.ActivityPub.Relay alias Pleroma.Web.ActivityPub.Transmogrifier alias Pleroma.Web.ActivityPub.Utils @@ -49,7 +50,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do def object(conn, %{"uuid" => uuid}) do with ap_id <- o_status_url(conn, :object, uuid), %Object{} = object <- Object.get_cached_by_ap_id(ap_id), - {_, true} <- {:public?, ActivityPub.is_public?(object)} do + {_, true} <- {:public?, Visibility.is_public?(object)} do conn |> put_resp_header("content-type", "application/activity+json") |> json(ObjectView.render("object.json", %{object: object})) @@ -62,7 +63,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do def object_likes(conn, %{"uuid" => uuid, "page" => page}) do with ap_id <- o_status_url(conn, :object, uuid), %Object{} = object <- Object.get_cached_by_ap_id(ap_id), - {_, true} <- {:public?, ActivityPub.is_public?(object)}, + {_, true} <- {:public?, Visibility.is_public?(object)}, likes <- Utils.get_object_likes(object) do {page, _} = Integer.parse(page) @@ -78,7 +79,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do def object_likes(conn, %{"uuid" => uuid}) do with ap_id <- o_status_url(conn, :object, uuid), %Object{} = object <- Object.get_cached_by_ap_id(ap_id), - {_, true} <- {:public?, ActivityPub.is_public?(object)}, + {_, true} <- {:public?, Visibility.is_public?(object)}, likes <- Utils.get_object_likes(object) do conn |> put_resp_header("content-type", "application/activity+json") @@ -92,7 +93,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do def activity(conn, %{"uuid" => uuid}) do with ap_id <- o_status_url(conn, :activity, uuid), %Activity{} = activity <- Activity.normalize(ap_id), - {_, true} <- {:public?, ActivityPub.is_public?(activity)} do + {_, true} <- {:public?, Visibility.is_public?(activity)} do conn |> put_resp_header("content-type", "application/activity+json") |> json(ObjectView.render("object.json", %{object: activity})) diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 41d89a02b..88007aa16 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -12,6 +12,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do alias Pleroma.Repo alias Pleroma.Web.ActivityPub.ActivityPub alias Pleroma.Web.ActivityPub.Utils + alias Pleroma.Web.ActivityPub.Visibility import Ecto.Query @@ -489,7 +490,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do with actor <- get_actor(data), %User{} = actor <- User.get_or_fetch_by_ap_id(actor), {:ok, object} <- get_obj_helper(object_id) || fetch_obj_helper(object_id), - public <- ActivityPub.is_public?(data), + public <- Visibility.is_public?(data), {:ok, activity, _object} <- ActivityPub.announce(actor, object, id, false, public) do {:ok, activity} else diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex index 6a89374d0..88f4779c8 100644 --- a/lib/pleroma/web/activity_pub/utils.ex +++ b/lib/pleroma/web/activity_pub/utils.ex @@ -598,4 +598,20 @@ defmodule Pleroma.Web.ActivityPub.Utils do } |> Map.merge(additional) end + + #### Flag-related helpers + + def make_flag_data(params, additional) do + status_ap_ids = Enum.map(params.statuses || [], & &1.data["id"]) + object = [params.account.ap_id] ++ status_ap_ids + + %{ + "type" => "Flag", + "actor" => params.actor.ap_id, + "content" => params.content, + "object" => object, + "context" => params.context + } + |> Map.merge(additional) + end end diff --git a/lib/pleroma/web/activity_pub/views/user_view.ex b/lib/pleroma/web/activity_pub/views/user_view.ex index c8e154989..415cbd47a 100644 --- a/lib/pleroma/web/activity_pub/views/user_view.ex +++ b/lib/pleroma/web/activity_pub/views/user_view.ex @@ -188,14 +188,24 @@ defmodule Pleroma.Web.ActivityPub.UserView do end activities = ActivityPub.fetch_user_activities(user, nil, params) - min_id = Enum.at(Enum.reverse(activities), 0).id - max_id = Enum.at(activities, 0).id - collection = - Enum.map(activities, fn act -> - {:ok, data} = Transmogrifier.prepare_outgoing(act.data) - data - end) + {max_id, min_id, collection} = + if length(activities) > 0 do + { + Enum.at(Enum.reverse(activities), 0).id, + Enum.at(activities, 0).id, + Enum.map(activities, fn act -> + {:ok, data} = Transmogrifier.prepare_outgoing(act.data) + data + end) + } + else + { + 0, + 0, + [] + } + end iri = "#{user.ap_id}/outbox" diff --git a/lib/pleroma/web/activity_pub/visibility.ex b/lib/pleroma/web/activity_pub/visibility.ex new file mode 100644 index 000000000..db52fe933 --- /dev/null +++ b/lib/pleroma/web/activity_pub/visibility.ex @@ -0,0 +1,56 @@ +defmodule Pleroma.Web.ActivityPub.Visibility do + alias Pleroma.Activity + alias Pleroma.Object + alias Pleroma.User + + def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false + def is_public?(%Object{data: data}), do: is_public?(data) + def is_public?(%Activity{data: data}), do: is_public?(data) + def is_public?(%{"directMessage" => true}), do: false + + def is_public?(data) do + "https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || [])) + end + + def is_private?(activity) do + unless is_public?(activity) do + follower_address = User.get_cached_by_ap_id(activity.data["actor"]).follower_address + Enum.any?(activity.data["to"], &(&1 == follower_address)) + else + false + end + end + + def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true + def is_direct?(%Object{data: %{"directMessage" => true}}), do: true + + def is_direct?(activity) do + !is_public?(activity) && !is_private?(activity) + 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.actor] ++ activity.data["to"] ++ (activity.data["cc"] || []) + visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y)) + end + + # guard + def entire_thread_visible_for_user?(nil, _user), do: false + + # child + def entire_thread_visible_for_user?( + %Activity{data: %{"object" => %{"inReplyTo" => parent_id}}} = tail, + user + ) + when is_binary(parent_id) do + parent = Activity.get_in_reply_to_activity(tail) + visible_for_user?(tail, user) && entire_thread_visible_for_user?(parent, user) + end + + # root + def entire_thread_visible_for_user?(tail, user), do: visible_for_user?(tail, user) +end |