gitlab-org--gitlab-foss/app/controllers/concerns/uploads_actions.rb
2018-02-22 14:32:01 +00:00

92 lines
2.1 KiB
Ruby

module UploadsActions
include Gitlab::Utils::StrongMemoize
UPLOAD_MOUNTS = %w(avatar attachment file logo header_logo).freeze
def create
link_to_file = UploadService.new(model, params[:file], uploader_class).execute
respond_to do |format|
if link_to_file
format.json do
render json: { link: link_to_file }
end
else
format.json do
render json: 'Invalid file.', status: :unprocessable_entity
end
end
end
end
# This should either
# - send the file directly
# - or redirect to its URL
#
def show
return render_404 unless uploader&.exists?
if uploader.file_storage?
disposition = uploader.image_or_video? ? 'inline' : 'attachment'
expires_in 0.seconds, must_revalidate: true, private: true
send_file uploader.file.path, disposition: disposition
else
redirect_to uploader.url
end
end
private
def uploader_class
raise NotImplementedError
end
def upload_mount
mounted_as = params[:mounted_as]
mounted_as if UPLOAD_MOUNTS.include?(mounted_as)
end
def uploader_mounted?
upload_model_class < CarrierWave::Mount::Extension && !upload_mount.nil?
end
def uploader
strong_memoize(:uploader) do
if uploader_mounted?
model.public_send(upload_mount) # rubocop:disable GitlabSecurity/PublicSend
else
build_uploader_from_upload || build_uploader_from_params
end
end
end
def build_uploader_from_upload
return nil unless params[:secret] && params[:filename]
upload_path = uploader_class.upload_path(params[:secret], params[:filename])
upload = Upload.find_by(uploader: uploader_class.to_s, path: upload_path)
upload&.build_uploader
end
def build_uploader_from_params
uploader = uploader_class.new(model, secret: params[:secret])
return nil unless uploader.model_valid?
uploader.retrieve_from_store!(params[:filename])
uploader
end
def image_or_video?
uploader && uploader.exists? && uploader.image_or_video?
end
def find_model
nil
end
def model
strong_memoize(:model) { find_model }
end
end