57 lines
1.7 KiB
Ruby
57 lines
1.7 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module FileConversion
|
|
private
|
|
|
|
def convert_files_json_to_files(files_json)
|
|
retry_block do
|
|
# Return an empty list of files and directories if the files_json is nil
|
|
return [[], []] if files_json.blank?
|
|
|
|
directories = []
|
|
files = files_json['files'].filter_map do |file|
|
|
# entryType: `-` describes a regular file, `d` a directory. See `info ls` for others
|
|
directories.push(file['name']) if file['entryType'] == 'd'
|
|
next unless file['entryType'] == '-'
|
|
|
|
file['extension'] = File.extname(file['name'])
|
|
file
|
|
end
|
|
|
|
# Optimize SQL queries: We are first fetching all required file types from the database.
|
|
# Then, we store them in a hash, so that we can access them by using their file extension.
|
|
file_types = {}
|
|
FileType.where(file_extension: files.pluck('extension')).each do |file_type|
|
|
file_types[file_type.file_extension] = file_type
|
|
end
|
|
|
|
files.map! do |file|
|
|
CodeOcean::File.new(
|
|
name: File.basename(file['name'], file['extension']),
|
|
path: File.dirname(file['name']).sub(%r{^(?>\./|\.)}, '').presence,
|
|
size: file['size'],
|
|
owner: file['owner'],
|
|
group: file['group'],
|
|
permissions: file['permissions'],
|
|
updated_at: file['modificationTime'],
|
|
file_type: file_types[file['extension']] || FileType.new(file_extension: file['extension'])
|
|
)
|
|
end
|
|
[augment_files_for_download(files), directories]
|
|
end
|
|
end
|
|
|
|
def augment_files_for_download(files)
|
|
raise NotImplementedError
|
|
end
|
|
|
|
def retry_block(count: 1)
|
|
yield
|
|
rescue ActiveRecord::StatementInvalid => e
|
|
count -= 1
|
|
retry if count.positive?
|
|
|
|
raise e
|
|
end
|
|
end
|