debian-mirror-gitlab/app/controllers/concerns/uploads_actions.rb
2018-11-08 19:23:39 +05:30

126 lines
3 KiB
Ruby

module UploadsActions
extend ActiveSupport::Concern
include Gitlab::Utils::StrongMemoize
include SendFileUpload
UPLOAD_MOUNTS = %w(avatar attachment file logo header_logo favicon).freeze
included do
prepend_before_action :set_html_format, only: :show
end
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?
expires_in 0.seconds, must_revalidate: true, private: true
disposition = uploader.image_or_video? ? 'inline' : 'attachment'
uploaders = [uploader, *uploader.versions.values]
uploader = uploaders.find { |version| version.filename == params[:filename] }
return render_404 unless uploader
send_upload(uploader, attachment: uploader.filename, disposition: disposition)
end
def authorize
set_workhorse_internal_api_content_type
authorized = uploader_class.workhorse_authorize(
has_length: false,
maximum_size: Gitlab::CurrentSettings.max_attachment_size.megabytes.to_i)
render json: authorized
end
private
# Explicitly set the format.
# Otherwise rails 5 will set it from a file extension.
# See https://github.com/rails/rails/commit/84e8accd6fb83031e4c27e44925d7596655285f7#diff-2b8f2fbb113b55ca8e16001c393da8f1
def set_html_format
request.format = :html
end
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 unless uploader = build_uploader
upload_paths = uploader.upload_paths(params[:filename])
upload = Upload.find_by(uploader: uploader_class.to_s, path: upload_paths)
upload&.build_uploader
end
def build_uploader_from_params
return unless uploader = build_uploader
uploader.retrieve_from_store!(params[:filename])
uploader
end
def build_uploader
return unless params[:secret] && params[:filename]
uploader = uploader_class.new(model, secret: params[:secret])
return unless uploader.model_valid?
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