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[#3213] Reorganized hashtags cleanup. Transaction-wrapped Hashtag.get_or_create_by_names/1. Misc. improvements.

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This commit is contained in:
Ivan Tashkinov 2021-02-11 19:30:21 +03:00
commit a996ab46a5
6 changed files with 112 additions and 100 deletions
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27
lib/pleroma/object.ex
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@ -62,27 +62,30 @@ defmodule Pleroma.Object do
|> cast(params, [:data])
|> validate_required([:data])
|> unique_constraint(:ap_id, name: :objects_unique_apid_index)
# Expecting `maybe_handle_hashtags_change/1` to run last:
|> maybe_handle_hashtags_change(struct)
end
# Note: not checking activity type; HashtagsCleanupWorker should clean up unused records later
# Note: not checking activity type (assuming non-legacy objects are associated with Create act.)
defp maybe_handle_hashtags_change(changeset, struct) do
with data_hashtags_change = get_change(changeset, :data),
true <- hashtags_changed?(struct, data_hashtags_change),
with %Ecto.Changeset{valid?: true} <- changeset,
data_hashtags_change = get_change(changeset, :data),
{_, true} <- {:changed, hashtags_changed?(struct, data_hashtags_change)},
{:ok, hashtag_records} <-
data_hashtags_change
|> object_data_hashtags()
|> Hashtag.get_or_create_by_names() do
put_assoc(changeset, :hashtags, hashtag_records)
else
false ->
%{valid?: false} ->
changeset
{:error, hashtag_changeset} ->
failed_hashtag = get_field(hashtag_changeset, :name)
{:changed, false} ->
changeset
{:error, _} ->
validate_change(changeset, :data, fn _, _ ->
[data: "error referencing hashtag: #{failed_hashtag}"]
[data: "error referencing hashtags"]
end)
end
end
@ -221,9 +224,13 @@ defmodule Pleroma.Object do
def swap_object_with_tombstone(object) do
tombstone = make_tombstone(object)
object
|> Object.change(%{data: tombstone})
|> Repo.update()
with {:ok, object} <-
object
|> Object.change(%{data: tombstone})
|> Repo.update() do
Hashtag.unlink(object)
{:ok, object}
end
end
def delete(%Object{data: %{"id" => id}} = object) do