canvas-lms/app/models/importers/media_track_importer.rb

52 lines
1.7 KiB
Ruby

#
# Copyright (C) 2014 Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#
module Importers
class MediaTrackImporter < Importer
self.item_class = MediaTrack
def self.process_migration(data, migration)
return unless data.present?
data.each do |file_id, track_list|
file = migration.context.attachments.where(migration_id: file_id).first
if file && file.media_object
track_list.each do |track|
import_from_migration(file.media_object, track, migration)
end
end
end
end
def self.import_from_migration(media_object, track, migration)
file = migration.context.attachments.where(migration_id: track[:migration_id]).first
return unless file
mt = media_object.media_tracks.build
mt.kind = track['kind']
mt.locale = track['locale']
content = ''
file.open { |data| content << data }
mt.content = content
mt.save!
# remove temporary file
file.destroy if file.full_path.starts_with?(File.join(Folder::ROOT_FOLDER_NAME, CC::CCHelper::MEDIA_OBJECTS_FOLDER) + '/')
end
end
end