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6aa116eca7
Both objects and create activities will now go through the common pipeline and will be validated. Objects are now created as a side effect of the Create activity, rolling back a transaction if it's not possible to insert the object.
74 lines
2 KiB
Elixir
74 lines
2 KiB
Elixir
defmodule Pleroma.Web.ActivityPub.SideEffects do
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@moduledoc """
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This module looks at an inserted object and executes the side effects that it
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implies. For example, a `Like` activity will increase the like count on the
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liked object, a `Follow` activity will add the user to the follower
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collection, and so on.
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"""
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alias Pleroma.Chat
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alias Pleroma.Notification
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alias Pleroma.Object
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alias Pleroma.Repo
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alias Pleroma.User
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alias Pleroma.Web.ActivityPub.Pipeline
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alias Pleroma.Web.ActivityPub.Utils
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def handle(object, meta \\ [])
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# Tasks this handles:
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# - Add like to object
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# - Set up notification
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def handle(%{data: %{"type" => "Like"}} = object, meta) do
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{:ok, result} =
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Pleroma.Repo.transaction(fn ->
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liked_object = Object.get_by_ap_id(object.data["object"])
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Utils.add_like_to_object(object, liked_object)
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Notification.create_notifications(object)
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{:ok, object, meta}
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end)
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result
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end
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# Tasks this handles
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# - Actually create object
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# - Rollback if we couldn't create it
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# - Set up notifications
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def handle(%{data: %{"type" => "Create"}} = activity, meta) do
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with {:ok, _object, _meta} <- handle_object_creation(meta[:object_data], meta) do
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Notification.create_notifications(activity)
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{:ok, activity, meta}
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else
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e -> Repo.rollback(e)
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end
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end
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# Nothing to do
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def handle(object, meta) do
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{:ok, object, meta}
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end
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def handle_object_creation(%{"type" => "ChatMessage"} = object, meta) do
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with {:ok, object, meta} <- Pipeline.common_pipeline(object, meta) do
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actor = User.get_cached_by_ap_id(object.data["actor"])
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recipient = User.get_cached_by_ap_id(hd(object.data["to"]))
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[[actor, recipient], [recipient, actor]]
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|> Enum.each(fn [user, other_user] ->
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if user.local do
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Chat.bump_or_create(user.id, other_user.ap_id)
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end
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end)
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{:ok, object, meta}
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end
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end
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# Nothing to do
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def handle_object_creation(object) do
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{:ok, object}
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end
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end
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