akkoma/lib/pleroma/activity/pruner.ex

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defmodule Pleroma.Activity.Pruner do
@moduledoc """
Prunes activities from the database.
"""
@cutoff 30
alias Pleroma.Activity
alias Pleroma.Repo
import Ecto.Query
def prune_deletes do
before_time = cutoff()
from(a in Activity,
where: fragment("?->>'type' = ?", a.data, "Delete") and a.inserted_at < ^before_time
)
|> Repo.delete_all(timeout: :infinity)
end
def prune_undos do
before_time = cutoff()
from(a in Activity,
where: fragment("?->>'type' = ?", a.data, "Undo") and a.inserted_at < ^before_time
)
|> Repo.delete_all(timeout: :infinity)
end
def prune_updates do
before_time = cutoff()
from(a in Activity,
where: fragment("?->>'type' = ?", a.data, "Update") and a.inserted_at < ^before_time
)
|> Repo.delete_all(timeout: :infinity)
end
def prune_removes do
before_time = cutoff()
from(a in Activity,
where: fragment("?->>'type' = ?", a.data, "Remove") and a.inserted_at < ^before_time
)
|> Repo.delete_all(timeout: :infinity)
end
def prune_stale_follow_requests do
before_time = cutoff()
from(a in Activity,
where:
fragment("?->>'type' = ?", a.data, "Follow") and a.inserted_at < ^before_time and
fragment("?->>'state' = ?", a.data, "reject")
)
|> Repo.delete_all(timeout: :infinity)
end
defp cutoff do
DateTime.utc_now() |> Timex.shift(days: -@cutoff)
end
end