demarches-normaliennes/app/lib/active_storage/downloadable_file.rb

54 lines
1.4 KiB
Ruby

class ActiveStorage::DownloadableFile
def initialize(attached)
if using_local_backend?
@url = 'file://' + ActiveStorage::Blob.service.path_for(attached.key)
else
@url = attached.service_url
end
end
def url
@url
end
def self.create_list_from_dossier(dossier)
pjs = PiecesJustificativesService.liste_pieces_justificatives(dossier)
pjs.map do |piece_justificative|
[
piece_justificative,
self.timestamped_filename(piece_justificative)
]
end
end
private
def self.timestamped_filename(attachment)
# we pad the original file name with a timestamp
# and a short id in order to help identify multiple versions and avoid name collisions
folder = self.folder(attachment)
extension = File.extname(attachment.filename.to_s)
basename = File.basename(attachment.filename.to_s, extension)
timestamp = attachment.created_at.strftime("%d-%m-%Y-%H-%M")
id = attachment.id % 10000
"#{folder}/#{basename}-#{timestamp}-#{id}#{extension}"
end
def self.folder(attachment)
case attachment.record_type
when 'Dossier'
'dossier'
when 'DossierOperationLog', 'BillSignature'
'horodatage'
when 'Commentaire'
'messagerie'
else
'pieces_justificatives'
end
end
def using_local_backend?
[:local, :local_test, :test].include?(Rails.application.config.active_storage.service)
end
end