79 lines
2.2 KiB
Elixir
79 lines
2.2 KiB
Elixir
defmodule Pleroma.Object.Fetcher do
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alias Pleroma.Object
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alias Pleroma.Object.Containment
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alias Pleroma.Web.ActivityPub.Transmogrifier
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alias Pleroma.Web.OStatus
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require Logger
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@httpoison Application.get_env(:pleroma, :httpoison)
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# TODO:
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# This will create a Create activity, which we need internally at the moment.
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def fetch_object_from_id(id) do
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if object = Object.get_cached_by_ap_id(id) do
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{:ok, object}
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else
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Logger.info("Fetching #{id} via AP")
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with {:ok, data} <- fetch_and_contain_remote_object_from_id(id),
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nil <- Object.normalize(data, false),
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params <- %{
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"type" => "Create",
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"to" => data["to"],
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"cc" => data["cc"],
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"actor" => data["actor"] || data["attributedTo"],
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"object" => data
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},
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:ok <- Containment.contain_origin(id, params),
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{:ok, activity} <- Transmogrifier.handle_incoming(params) do
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{:ok, Object.normalize(activity.data["object"], false)}
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else
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{:error, {:reject, nil}} ->
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{:reject, nil}
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object = %Object{} ->
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{:ok, object}
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_e ->
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Logger.info("Couldn't get object via AP, trying out OStatus fetching...")
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case OStatus.fetch_activity_from_url(id) do
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{:ok, [activity | _]} -> {:ok, Object.normalize(activity.data["object"], false)}
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e -> e
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end
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end
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end
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end
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def fetch_object_from_id!(id) do
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with {:ok, object} <- fetch_object_from_id(id) do
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object
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else
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_e ->
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nil
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end
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end
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def fetch_and_contain_remote_object_from_id(id) do
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Logger.info("Fetching #{id} via AP")
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with true <- String.starts_with?(id, "http"),
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{:ok, %{body: body, status_code: code}} when code in 200..299 <-
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@httpoison.get(
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id,
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[Accept: "application/activity+json"],
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follow_redirect: true,
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timeout: 10000,
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recv_timeout: 20000
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),
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{:ok, data} <- Jason.decode(body),
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:ok <- Containment.contain_origin_from_id(id, data) do
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{:ok, data}
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else
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e ->
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{:error, e}
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end
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end
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end
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