49 lines
1.4 KiB
Elixir
49 lines
1.4 KiB
Elixir
defmodule Pleroma.Repo.Migrations.DataMigrationPopulateUserMutes do
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use Ecto.Migration
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alias Ecto.Adapters.SQL
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alias Pleroma.Repo
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require Logger
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def up do
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{:ok, %{rows: mute_rows}} = SQL.query(Repo, "SELECT id, mutes FROM users WHERE mutes != '{}'")
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mutee_ap_ids =
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Enum.flat_map(
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mute_rows,
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fn [_, ap_ids] -> ap_ids end
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)
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|> Enum.uniq()
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# Selecting ids of all mutees at once in order to reduce the number of SELECT queries
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{:ok, %{rows: mutee_ap_id_id}} =
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SQL.query(Repo, "SELECT ap_id, id FROM users WHERE ap_id = ANY($1)", [mutee_ap_ids])
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mutee_id_by_ap_id = Enum.into(mutee_ap_id_id, %{}, fn [k, v] -> {k, v} end)
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Enum.each(
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mute_rows,
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fn [muter_id, mutee_ap_ids] ->
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muter_uuid = Ecto.UUID.cast!(muter_id)
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for mutee_ap_id <- mutee_ap_ids do
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mutee_id = mutee_id_by_ap_id[mutee_ap_id]
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with {:ok, mutee_uuid} <- mutee_id && Ecto.UUID.cast(mutee_id) do
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execute(
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"INSERT INTO user_mutes(muter_id, mutee_id, inserted_at) " <>
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"VALUES('#{muter_uuid}'::uuid, '#{mutee_uuid}'::uuid, now()) " <>
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"ON CONFLICT (muter_id, mutee_id) DO NOTHING"
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)
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else
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_ -> Logger.warn("Missing reference: (#{muter_uuid}, #{mutee_id})")
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end
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end
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end
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)
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end
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def down, do: :noop
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end
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