diff options
Diffstat (limited to 'lib/pleroma/web/activity_pub/utils.ex')
| -rw-r--r-- | lib/pleroma/web/activity_pub/utils.ex | 363 |
1 files changed, 155 insertions, 208 deletions
diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex index c9c0c3763..30628a793 100644 --- a/lib/pleroma/web/activity_pub/utils.ex +++ b/lib/pleroma/web/activity_pub/utils.ex @@ -33,50 +33,40 @@ defmodule Pleroma.Web.ActivityPub.Utils do Map.put(params, "actor", get_ap_id(params["actor"])) end - def determine_explicit_mentions(%{"tag" => tag} = _object) when is_list(tag) do - tag - |> Enum.filter(fn x -> is_map(x) end) - |> Enum.filter(fn x -> x["type"] == "Mention" end) - |> Enum.map(fn x -> x["href"] end) + @spec determine_explicit_mentions(map()) :: map() + def determine_explicit_mentions(%{"tag" => tag} = _) when is_list(tag) do + Enum.flat_map(tag, fn + %{"type" => "Mention", "href" => href} -> [href] + _ -> [] + end) end def determine_explicit_mentions(%{"tag" => tag} = object) when is_map(tag) do - Map.put(object, "tag", [tag]) + object + |> Map.put("tag", [tag]) |> determine_explicit_mentions() end def determine_explicit_mentions(_), do: [] + @spec recipient_in_collection(any(), any()) :: boolean() defp recipient_in_collection(ap_id, coll) when is_binary(coll), do: ap_id == coll defp recipient_in_collection(ap_id, coll) when is_list(coll), do: ap_id in coll defp recipient_in_collection(_, _), do: false + @spec recipient_in_message(User.t(), User.t(), map()) :: boolean() def recipient_in_message(%User{ap_id: ap_id} = recipient, %User{} = actor, params) do - cond do - recipient_in_collection(ap_id, params["to"]) -> - true - - recipient_in_collection(ap_id, params["cc"]) -> - true - - recipient_in_collection(ap_id, params["bto"]) -> - true - - recipient_in_collection(ap_id, params["bcc"]) -> - true + addresses = [params["to"], params["cc"], params["bto"], params["bcc"]] + cond do + Enum.any?(addresses, &recipient_in_collection(ap_id, &1)) -> true # if the message is unaddressed at all, then assume it is directly addressed # to the recipient - !params["to"] && !params["cc"] && !params["bto"] && !params["bcc"] -> - true - + Enum.all?(addresses, &is_nil(&1)) -> true # if the message is sent from somebody the user is following, then assume it # is addressed to the recipient - User.following?(recipient, actor) -> - true - - true -> - false + User.following?(recipient, actor) -> true + true -> false end end @@ -85,15 +75,13 @@ 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 +127,7 @@ 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 @@ -169,14 +157,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do @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 @@ -188,63 +169,66 @@ 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 - map = - unless fake do - %{data: %{"id" => context}, id: context_id} = create_context(map["context"]) - - map - |> Map.put_new_lazy("id", &generate_activity_id/0) - |> Map.put_new_lazy("published", &make_date/0) - |> Map.put_new("context", context) - |> Map.put_new("context_id", context_id) - else - map - |> Map.put_new("id", "pleroma:fakeid") - |> Map.put_new_lazy("published", &make_date/0) - |> Map.put_new("context", "pleroma:fakecontext") - |> Map.put_new("context_id", -1) - end + @spec lazy_put_activity_defaults(map(), boolean) :: map() + def lazy_put_activity_defaults(map, fake? \\ false) - if is_map(map["object"]) do - object = lazy_put_object_defaults(map["object"], map, fake) - %{map | "object" => object} - else - map - end + def lazy_put_activity_defaults(map, true) do + map + |> Map.put_new("id", "pleroma:fakeid") + |> Map.put_new_lazy("published", &make_date/0) + |> Map.put_new("context", "pleroma:fakecontext") + |> Map.put_new("context_id", -1) + |> lazy_put_object_defaults(true) end - @doc """ - Adds an id and published date if they aren't there. - """ - def lazy_put_object_defaults(map, activity \\ %{}, fake) + def lazy_put_activity_defaults(map, _fake?) do + %{data: %{"id" => context}, id: context_id} = create_context(map["context"]) - def lazy_put_object_defaults(map, activity, true = _fake) do map + |> Map.put_new_lazy("id", &generate_activity_id/0) |> Map.put_new_lazy("published", &make_date/0) - |> Map.put_new("id", "pleroma:fake_object_id") - |> Map.put_new("context", activity["context"]) - |> Map.put_new("fake", true) - |> Map.put_new("context_id", activity["context_id"]) + |> Map.put_new("context", context) + |> Map.put_new("context_id", context_id) + |> lazy_put_object_defaults(false) end - 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) - |> Map.put_new("context", activity["context"]) - |> Map.put_new("context_id", activity["context_id"]) + # Adds an id and published date if they aren't there. + # + @spec lazy_put_object_defaults(map(), boolean()) :: map() + defp lazy_put_object_defaults(%{"object" => map} = activity, true) + when is_map(map) do + object = + map + |> Map.put_new("id", "pleroma:fake_object_id") + |> Map.put_new_lazy("published", &make_date/0) + |> Map.put_new("context", activity["context"]) + |> Map.put_new("context_id", activity["context_id"]) + |> Map.put_new("fake", true) + + %{activity | "object" => object} end + defp lazy_put_object_defaults(%{"object" => map} = activity, _) + when is_map(map) do + object = + map + |> Map.put_new_lazy("id", &generate_object_id/0) + |> Map.put_new_lazy("published", &make_date/0) + |> Map.put_new("context", activity["context"]) + |> Map.put_new("context_id", activity["context_id"]) + + %{activity | "object" => object} + end + + defp lazy_put_object_defaults(activity, _), do: activity + @doc """ Inserts a full object if it is contained in an activity. """ 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 @@ -263,7 +247,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> Activity.Queries.by_actor() |> Activity.Queries.by_object_id(id) |> Activity.Queries.by_type("Like") - |> Activity.Queries.limit(1) + |> limit(1) |> Repo.one() end @@ -356,36 +340,35 @@ defmodule Pleroma.Web.ActivityPub.Utils do @doc """ Updates a follow activity's state (for locked accounts). """ + @spec update_follow_state_for_all(Activity.t(), String.t()) :: {:ok, Activity} | {:error, any()} def update_follow_state_for_all( %Activity{data: %{"actor" => actor, "object" => object}} = activity, state ) do - try do - Ecto.Adapters.SQL.query!( - Repo, - "UPDATE activities SET data = jsonb_set(data, '{state}', $1) WHERE data->>'type' = 'Follow' AND data->>'actor' = $2 AND data->>'object' = $3 AND data->>'state' = 'pending'", - [state, actor, object] - ) + "Follow" + |> Activity.Queries.by_type() + |> Activity.Queries.by_actor(actor) + |> Activity.Queries.by_object_id(object) + |> where(fragment("data->>'state' = 'pending'")) + |> update(set: [data: fragment("jsonb_set(data, '{state}', ?)", ^state)]) + |> Repo.update_all([]) - User.set_follow_state_cache(actor, object, state) - activity = Activity.get_by_id(activity.id) - {:ok, activity} - rescue - e -> - {:error, e} - end + User.set_follow_state_cache(actor, object, state) + + activity = Activity.get_by_id(activity.id) + + {:ok, activity} end def update_follow_state( %Activity{data: %{"actor" => actor, "object" => object}} = activity, state ) do - with new_data <- - activity.data - |> Map.put("state", state), - changeset <- Changeset.change(activity, data: new_data), - {:ok, activity} <- Repo.update(changeset), - _ <- User.set_follow_state_cache(actor, object, 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 @@ -410,28 +393,14 @@ defmodule Pleroma.Web.ActivityPub.Utils do 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 @@ -439,23 +408,14 @@ 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) + @spec get_existing_announce(String.t(), map()) :: Activity.t() | nil + 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 """ @@ -531,31 +491,35 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> maybe_put("id", activity_id) end + @spec add_announce_to_object(Activity.t(), Object.t()) :: + {:ok, Object.t()} | {:error, Ecto.Changeset.t()} def add_announce_to_object( - %Activity{ - data: %{"actor" => actor, "cc" => [Pleroma.Constants.as_public()]} - }, + %Activity{data: %{"actor" => actor, "cc" => [Pleroma.Constants.as_public()]}}, object ) do - announcements = - if is_list(object.data["announcements"]), do: object.data["announcements"], else: [] + announcements = take_announcements(object) - with announcements <- [actor | announcements] |> Enum.uniq() do + with announcements <- Enum.uniq([actor | announcements]) do update_element_in_object("announcement", announcements, object) end end def add_announce_to_object(_, object), do: {:ok, object} + @spec remove_announce_from_object(Activity.t(), Object.t()) :: + {:ok, Object.t()} | {:error, Ecto.Changeset.t()} def remove_announce_from_object(%Activity{data: %{"actor" => actor}}, object) do - announcements = - if is_list(object.data["announcements"]), do: object.data["announcements"], else: [] - - with announcements <- announcements |> List.delete(actor) do + with announcements <- List.delete(take_announcements(object), actor) do update_element_in_object("announcement", announcements, object) end end + defp take_announcements(%{data: %{"announcements" => announcements}} = _) + when is_list(announcements), + do: announcements + + defp take_announcements(_), do: [] + #### Unfollow-related helpers def make_unfollow_data(follower, followed, follow_activity, activity_id) do @@ -569,29 +533,16 @@ defmodule Pleroma.Web.ActivityPub.Utils do end #### Block-related helpers + @spec fetch_latest_block(User.t(), User.t()) :: Activity.t() | nil 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 @@ -631,28 +582,32 @@ defmodule Pleroma.Web.ActivityPub.Utils do end #### Flag-related helpers - - def make_flag_data(params, additional) do - status_ap_ids = - Enum.map(params.statuses || [], fn - %Activity{} = act -> act.data["id"] - act when is_map(act) -> act["id"] - act when is_binary(act) -> act - end) - - object = [params.account.ap_id] ++ status_ap_ids - + @spec make_flag_data(map(), map()) :: map() + def make_flag_data(%{actor: actor, context: context, content: content} = params, additional) do %{ "type" => "Flag", - "actor" => params.actor.ap_id, - "content" => params.content, - "object" => object, - "context" => params.context, + "actor" => actor.ap_id, + "content" => content, + "object" => build_flag_object(params), + "context" => context, "state" => "open" } |> Map.merge(additional) end + def make_flag_data(_, _), do: %{} + + defp build_flag_object(%{account: account, statuses: statuses} = _) do + [account.ap_id] ++ + Enum.map(statuses || [], fn + %Activity{} = act -> act.data["id"] + act when is_map(act) -> act["id"] + act when is_binary(act) -> act + end) + end + + defp build_flag_object(_), do: [] + @doc """ Fetches the OrderedCollection/OrderedCollectionPage from `from`, limiting the amount of pages fetched after the first one to `pages_left` pages. @@ -695,11 +650,11 @@ 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"} @@ -766,21 +721,13 @@ 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 |