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@ -49,26 +49,28 @@ defmodule Pleroma.Web.ActivityPub.Utils do
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def determine_explicit_mentions(_), do: []
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@spec recipient_in_collection(any(), any()) :: boolean()
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defp recipient_in_collection(ap_id, coll) when is_binary(coll), do: ap_id == coll
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defp recipient_in_collection(ap_id, coll) when is_list(coll), do: ap_id in coll
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defp recipient_in_collection(_, _), do: false
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@spec label_in_collection?(any(), any()) :: boolean()
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defp label_in_collection?(ap_id, coll) when is_binary(coll), do: ap_id == coll
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defp label_in_collection?(ap_id, coll) when is_list(coll), do: ap_id in coll
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defp label_in_collection?(_, _), do: false
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@spec label_in_message?(String.t(), map()) :: boolean()
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def label_in_message?(label, params),
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do:
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[params["to"], params["cc"], params["bto"], params["bcc"]]
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|> Enum.any?(&label_in_collection?(label, &1))
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@spec unaddressed_message?(map()) :: boolean()
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def unaddressed_message?(params),
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do:
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[params["to"], params["cc"], params["bto"], params["bcc"]]
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|> Enum.all?(&is_nil(&1))
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@spec recipient_in_message(User.t(), User.t(), map()) :: boolean()
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def recipient_in_message(%User{ap_id: ap_id} = recipient, %User{} = actor, params) do
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addresses = [params["to"], params["cc"], params["bto"], params["bcc"]]
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cond do
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Enum.any?(addresses, &recipient_in_collection(ap_id, &1)) -> true
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# if the message is unaddressed at all, then assume it is directly addressed
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# to the recipient
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Enum.all?(addresses, &is_nil(&1)) -> true
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# if the message is sent from somebody the user is following, then assume it
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# is addressed to the recipient
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User.following?(recipient, actor) -> true
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true -> false
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end
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end
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def recipient_in_message(%User{ap_id: ap_id} = recipient, %User{} = actor, params),
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do:
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label_in_message?(ap_id, params) || unaddressed_message?(params) ||
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User.following?(recipient, actor)
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defp extract_list(target) when is_binary(target), do: [target]
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defp extract_list(lst) when is_list(lst), do: lst
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@ -76,8 +78,8 @@ defmodule Pleroma.Web.ActivityPub.Utils do
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def maybe_splice_recipient(ap_id, params) do
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need_splice? =
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!recipient_in_collection(ap_id, params["to"]) &&
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!recipient_in_collection(ap_id, params["cc"])
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!label_in_collection?(ap_id, params["to"]) &&
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!label_in_collection?(ap_id, params["cc"])
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if need_splice? do
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cc_list = extract_list(params["cc"])
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