mobilizon.chapril.org-mobil.../lib/mix/tasks/mobilizon/media/clean_orphan.ex

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defmodule Mix.Tasks.Mobilizon.Media.CleanOrphan do
@moduledoc """
Task to accept an instance follow request
"""
use Mix.Task
import Mix.Tasks.Mobilizon.Common
alias Mobilizon.Service.CleanOrphanMedia
@shortdoc "Clean orphan media"
@impl Mix.Task
def run(options) do
{options, [], []} =
OptionParser.parse(
options,
strict: [
dry_run: :boolean,
days: :integer,
verbose: :boolean
],
aliases: [
d: :days,
v: :verbose
]
)
default_grace_period =
Mobilizon.Config.get([:instance, :orphan_upload_grace_period_hours], 48)
dry_run = Keyword.get(options, :dry_run, false)
grace_period = Keyword.get(options, :days)
grace_period = if is_nil(grace_period), do: default_grace_period, else: grace_period * 24
verbose = Keyword.get(options, :verbose, false)
start_mobilizon()
case CleanOrphanMedia.clean(dry_run: dry_run, grace_period: grace_period) do
{:ok, medias} ->
if length(medias) > 0 do
if dry_run or verbose do
details(medias, dry_run, verbose)
end
result(dry_run, length(medias))
else
empty_result(dry_run)
end
:ok
_err ->
shell_error("Error while cleaning orphan media files")
end
end
@spec details(list(Media.t()), boolean(), boolean()) :: :ok
defp details(medias, dry_run, verbose) do
cond do
dry_run ->
shell_info("List of files that would have been deleted")
verbose ->
shell_info("List of files that have been deleted")
end
Enum.each(medias, fn media ->
shell_info(
"ID: #{hd(media).id}, Actor: #{hd(media).actor_id}, Deduplicated #{length(media)} times, URL: #{hd(media).file.url}"
)
end)
end
@spec result(boolean(), boolean()) :: :ok
defp result(dry_run, nb_medias) do
if dry_run do
shell_info("#{nb_medias} files would have been deleted")
else
shell_info("#{nb_medias} files have been deleted")
end
end
@spec empty_result(boolean()) :: :ok
defp empty_result(dry_run) do
if dry_run do
shell_info("No files would have been deleted")
else
shell_info("No files were deleted")
end
end
end