git.squeep.com Git - akkoma/blob - priv/repo/migrations/20171212164525_fill_recipients_in_activities.exs

   1 defmodule Pleroma.Repo.Migrations.FillRecipientsInActivities do
   2   use Ecto.Migration
   3   alias Pleroma.{Repo, Activity}
   4
   5   def up do
   6     max = Repo.aggregate(Activity, :max, :id)
   7     if max do
   8       IO.puts("#{max} activities")
   9       chunks = 0..(round(max / 10_000))
  10
  11       Enum.each(chunks, fn (i) ->
  12         min = i * 10_000
  13         max = min + 10_000
  14         execute("""
  15         update activities set recipients = array(select jsonb_array_elements_text(data->'to')) where id > #{min} and id <= #{max};
  16         """)
  17         |> IO.inspect
  18       end)
  19     end
  20   end
  21
  22   def down, do: :ok
  23 end