mastodon/app/controllers/settings/exports_controller.rb

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# frozen_string_literal: true
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class Settings::ExportsController < Settings::BaseController
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include Authorization
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def show
@export = Export.new(current_account)
@backups = current_user.backups
end
def create
raise Mastodon::NotPermittedError unless user_signed_in?
backup = nil
RedisLock.acquire(lock_options) do |lock|
if lock.acquired?
authorize :backup, :create?
backup = current_user.backups.create!
else
raise Mastodon::RaceConditionError
end
end
BackupWorker.perform_async(backup.id)
redirect_to settings_export_path
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end
def lock_options
{ redis: Redis.current, key: "backup:#{current_user.id}" }
end
end