107 lines
3.1 KiB
Elixir
107 lines
3.1 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Conversation do
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alias Pleroma.Conversation.Participation
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alias Pleroma.Conversation.Participation.RecipientShip
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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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use Ecto.Schema
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import Ecto.Changeset
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schema "conversations" do
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# This is the context ap id.
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field(:ap_id, :string)
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has_many(:participations, Participation)
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has_many(:users, through: [:participations, :user])
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timestamps()
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end
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def creation_cng(struct, params) do
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struct
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|> cast(params, [:ap_id])
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|> validate_required([:ap_id])
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|> unique_constraint(:ap_id)
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end
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def create_for_ap_id(ap_id) do
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%__MODULE__{}
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|> creation_cng(%{ap_id: ap_id})
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|> Repo.insert(
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on_conflict: [set: [updated_at: NaiveDateTime.utc_now()]],
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returning: true,
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conflict_target: :ap_id
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)
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end
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def get_for_ap_id(ap_id) do
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Repo.get_by(__MODULE__, ap_id: ap_id)
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end
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def maybe_create_recipientships(participation, activity) do
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participation = Repo.preload(participation, :recipients)
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if Enum.empty?(participation.recipients) do
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recipients = User.get_all_by_ap_id(activity.recipients)
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RecipientShip.create(recipients, participation)
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end
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end
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@doc """
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This will
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1. Create a conversation if there isn't one already
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2. Create a participation for all the people involved who don't have one already
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3. Bump all relevant participations to 'unread'
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"""
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def create_or_bump_for(activity, opts \\ []) do
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with true <- Pleroma.Web.ActivityPub.Visibility.is_direct?(activity),
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"Create" <- activity.data["type"],
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%Object{} = object <- Object.normalize(activity, fetch: false),
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true <- object.data["type"] in ["Note", "Question"],
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ap_id when is_binary(ap_id) and byte_size(ap_id) > 0 <- object.data["context"],
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{:ok, conversation} <- create_for_ap_id(ap_id) do
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users = User.get_users_from_set(activity.recipients, local_only: false)
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participations =
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Enum.map(users, fn user ->
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invisible_conversation = Enum.any?(users, &User.blocks?(user, &1))
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opts = Keyword.put(opts, :invisible_conversation, invisible_conversation)
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{:ok, participation} =
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Participation.create_for_user_and_conversation(user, conversation, opts)
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maybe_create_recipientships(participation, activity)
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participation
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end)
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{:ok,
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%{
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conversation
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| participations: participations
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}}
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else
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e -> {:error, e}
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end
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end
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@doc """
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This is only meant to be run by a mix task. It creates conversations/participations for all direct messages in the database.
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"""
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def bump_for_all_activities do
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stream =
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Pleroma.Web.ActivityPub.ActivityPub.fetch_direct_messages_query()
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|> Repo.stream()
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Repo.transaction(
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fn ->
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stream
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|> Enum.each(fn a -> create_or_bump_for(a, read: true) end)
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end,
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timeout: :infinity
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)
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end
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end
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