demarches-normaliennes/app/services/downloadable_file_service.rb
2024-08-22 09:26:48 +02:00

30 lines
1 KiB
Ruby

# frozen_string_literal: true
class DownloadableFileService
ARCHIVE_CREATION_DIR = ENV.fetch('ARCHIVE_CREATION_DIR') { '/tmp' }
EXPORT_DIRNAME = 'export'
def self.download_and_zip(procedure, attachments, filename, &block)
Dir.mktmpdir(nil, ARCHIVE_CREATION_DIR) do |tmp_dir|
export_dir = File.join(tmp_dir, EXPORT_DIRNAME)
zip_path = File.join(ARCHIVE_CREATION_DIR, "#{filename}.zip")
begin
FileUtils.remove_entry_secure(export_dir) if Dir.exist?(export_dir)
Dir.mkdir(export_dir)
download_manager = DownloadManager::ProcedureAttachmentsExport.new(procedure, attachments, export_dir)
download_manager.download_all
Dir.chdir(tmp_dir) do
File.delete(zip_path) if File.exist?(zip_path)
system 'zip', '-0', '-r', zip_path, EXPORT_DIRNAME
end
yield(zip_path)
ensure
FileUtils.remove_entry_secure(export_dir) if Dir.exist?(export_dir)
File.delete(zip_path) if File.exist?(zip_path)
end
end
end
end