Name of the file on the client file system, but normalized to ensure file system compatibility. An empty filename is returned as 'empty'. Only ASCII letters, digits, dashes, underscores and dots are allowed in the final filename. Accents are removed, if possible
(self)
| 2748 | |
| 2749 | @cached_property |
| 2750 | def filename(self): |
| 2751 | """ Name of the file on the client file system, but normalized to ensure |
| 2752 | file system compatibility. An empty filename is returned as 'empty'. |
| 2753 | |
| 2754 | Only ASCII letters, digits, dashes, underscores and dots are |
| 2755 | allowed in the final filename. Accents are removed, if possible. |
| 2756 | Whitespace is replaced by a single dash. Leading or tailing dots |
| 2757 | or dashes are removed. The filename is limited to 255 characters. |
| 2758 | """ |
| 2759 | fname = self.raw_filename |
| 2760 | if not isinstance(fname, unicode): |
| 2761 | fname = fname.decode('utf8', 'ignore') |
| 2762 | fname = normalize('NFKD', fname) |
| 2763 | fname = fname.encode('ASCII', 'ignore').decode('ASCII') |
| 2764 | fname = os.path.basename(fname.replace('\\', os.path.sep)) |
| 2765 | fname = re.sub(r'[^a-zA-Z0-9-_.\s]', '', fname).strip() |
| 2766 | fname = re.sub(r'[-\s]+', '-', fname).strip('.-') |
| 2767 | return fname[:255] or 'empty' |
| 2768 | |
| 2769 | def _copy_file(self, fp, chunk_size=2 ** 16): |
| 2770 | read, write, offset = self.file.read, fp.write, self.file.tell() |