# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Mix.Tasks.Pleroma.Database do
alias Pleroma.Conversation
- alias Pleroma.Hashtag
alias Pleroma.Maintenance
alias Pleroma.Object
alias Pleroma.Repo
|> Stream.run()
end
- def run(["transfer_hashtags"]) do
- import Ecto.Query
-
- start_pleroma()
-
- Logger.info("Starting transferring object embedded hashtags to `hashtags` table...")
-
- from(
- object in Object,
- left_join: hashtag in assoc(object, :hashtags),
- where: is_nil(hashtag.id),
- where: fragment("(?)->>'tag' != '[]'", object.data),
- select: %{
- id: object.id,
- tag: fragment("(?)->>'tag'", object.data)
- }
- )
- |> Pleroma.Repo.chunk_stream(100, :batches)
- |> Stream.each(fn objects ->
- Logger.info("Processing #{length(objects)} objects...")
-
- Enum.map(
- objects,
- fn object ->
- hashtags =
- object.tag
- |> Jason.decode!()
- |> Enum.filter(&is_bitstring(&1))
-
- Repo.transaction(fn ->
- with {:ok, hashtag_records} <- Hashtag.get_or_create_by_names(hashtags) do
- for hashtag_record <- hashtag_records do
- with {:ok, _} <-
- Ecto.Adapters.SQL.query(
- Repo,
- "insert into hashtags_objects(hashtag_id, object_id) values " <>
- "(#{hashtag_record.id}, #{object.id});"
- ) do
- :noop
- else
- {:error, e} ->
- error =
- "ERROR: could not link object #{object.id} and hashtag " <>
- "#{hashtag_record.id}: #{inspect(e)}"
-
- Logger.error(error)
- Repo.rollback(error)
- end
- end
- else
- e ->
- error = "ERROR: could not create hashtags for object #{object.id}: #{inspect(e)}"
- Logger.error(error)
- Repo.rollback(error)
- end
- end)
- end
- )
- end)
- |> Stream.run()
-
- Logger.info("Done transferring hashtags. Please check logs to ensure no errors.")
- end
-
def run(["vacuum", args]) do
start_pleroma()