You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
575 B
27 lines
575 B
2 years ago
|
module Storage
|
||
|
|
class ArchiveService < StorageService
|
||
|
|
MAX_SIZE = 50 * (1024**2) # 50MiB
|
||
|
|
|
||
|
|
def initialize(archive_io)
|
||
|
|
super()
|
||
|
|
@archive = Zip::File.open_buffer(archive_io)
|
||
|
|
end
|
||
|
|
|
||
|
|
def list_files(folder)
|
||
|
|
@archive.glob(File.join(folder, "*.*"))
|
||
|
|
.map(&:name)
|
||
|
|
end
|
||
|
|
|
||
|
|
def folder_present?(folder)
|
||
|
|
!list_files(folder).empty?
|
||
|
|
end
|
||
|
|
|
||
|
|
def get_file_io(file_name)
|
||
|
|
entry = @archive.get_entry(file_name)
|
||
|
|
raise "File too large to be extracted" if entry.size > MAX_SIZE
|
||
|
|
|
||
|
|
entry.get_input_stream
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|