fix: keep invalid Windows characters if --no-windows-filenames is specified

This commit is contained in:
NiChrosia 2023-10-28 16:49:40 -05:00
parent 0ed18251d2
commit 34bf80c62d
6 changed files with 76 additions and 64 deletions

View file

@ -146,93 +146,93 @@ def test_timeconvert(self):
self.assertTrue(timeconvert('bougrg') is None)
def test_sanitize_filename(self):
self.assertEqual(sanitize_filename('', use_win_filenames=True), '')
self.assertEqual(sanitize_filename('abc', use_win_filenames=True), 'abc')
self.assertEqual(sanitize_filename('abc_d-e', use_win_filenames=True), 'abc_d-e')
self.assertEqual(sanitize_filename(''), '')
self.assertEqual(sanitize_filename('abc'), 'abc')
self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
self.assertEqual(sanitize_filename('123', use_win_filenames=True), '123')
self.assertEqual(sanitize_filename('123'), '123')
self.assertEqual('abcde', sanitize_filename('abc/de', use_win_filenames=True))
self.assertFalse('/' in sanitize_filename('abc/de///', use_win_filenames=True))
self.assertEqual('abcde', sanitize_filename('abc/de'))
self.assertFalse('/' in sanitize_filename('abc/de///'))
self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', use_win_filenames=True, is_id=False))
self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', use_win_filenames=True, is_id=False))
self.assertEqual('yes no', sanitize_filename('yes? no', use_win_filenames=True, is_id=False))
self.assertEqual('this - that', sanitize_filename('this: that', use_win_filenames=True, is_id=False))
self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', is_id=False))
self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', is_id=False))
self.assertEqual('yes no', sanitize_filename('yes? no', is_id=False))
self.assertEqual('this - that', sanitize_filename('this: that', is_id=False))
self.assertEqual('abc_<>\\*|de', sanitize_filename('abc/<>\\*|de', use_win_filenames=False, is_id=False))
self.assertEqual('xxx_<>\\*|', sanitize_filename('xxx/<>\\*|', use_win_filenames=False, is_id=False))
self.assertEqual('yes? no', sanitize_filename('yes? no', use_win_filenames=False, is_id=False))
self.assertEqual('this: that', sanitize_filename('this: that', use_win_filenames=False, is_id=False))
self.assertEqual('abc_<>\\*|de', sanitize_filename('abc/<>\\*|de', keep_bad_win_chars=True, is_id=False))
self.assertEqual('xxx_<>\\*|', sanitize_filename('xxx/<>\\*|', keep_bad_win_chars=True, is_id=False))
self.assertEqual('yes? no', sanitize_filename('yes? no', keep_bad_win_chars=True, is_id=False))
self.assertEqual('this: that', sanitize_filename('this: that', keep_bad_win_chars=True, is_id=False))
self.assertEqual(sanitize_filename('AT&T', use_win_filenames=True), 'AT&T')
self.assertEqual(sanitize_filename('AT&T'), 'AT&T')
aumlaut = 'ä'
self.assertEqual(sanitize_filename(aumlaut, use_win_filenames=True), aumlaut)
self.assertEqual(sanitize_filename(aumlaut), aumlaut)
tests = '\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430'
self.assertEqual(sanitize_filename(tests, use_win_filenames=True), tests)
self.assertEqual(sanitize_filename(tests), tests)
self.assertEqual(
sanitize_filename('New World record at 0:12:34', use_win_filenames=True),
sanitize_filename('New World record at 0:12:34'),
'New World record at 0_12_34')
self.assertEqual(
sanitize_filename('New World record at 0:12:34', use_win_filenames=False),
sanitize_filename('New World record at 0:12:34', keep_bad_win_chars=True),
'New World record at 0:12:34')
self.assertEqual(sanitize_filename('--gasdgf', use_win_filenames=True), '--gasdgf')
self.assertEqual(sanitize_filename('--gasdgf', use_win_filenames=True, is_id=True), '--gasdgf')
self.assertEqual(sanitize_filename('--gasdgf', use_win_filenames=True, is_id=False), '_-gasdgf')
self.assertEqual(sanitize_filename('.gasdgf', use_win_filenames=True), '.gasdgf')
self.assertEqual(sanitize_filename('.gasdgf', use_win_filenames=True, is_id=True), '.gasdgf')
self.assertEqual(sanitize_filename('.gasdgf', use_win_filenames=True, is_id=False), 'gasdgf')
self.assertEqual(sanitize_filename('--gasdgf'), '--gasdgf')
self.assertEqual(sanitize_filename('--gasdgf', is_id=True), '--gasdgf')
self.assertEqual(sanitize_filename('--gasdgf', is_id=False), '_-gasdgf')
self.assertEqual(sanitize_filename('.gasdgf'), '.gasdgf')
self.assertEqual(sanitize_filename('.gasdgf', is_id=True), '.gasdgf')
self.assertEqual(sanitize_filename('.gasdgf', is_id=False), 'gasdgf')
forbidden = '"\0\\/'
for fc in forbidden:
for fbc in forbidden:
self.assertTrue(fbc not in sanitize_filename(fc, use_win_filenames=True))
self.assertTrue(fbc not in sanitize_filename(fc))
def test_sanitize_filename_restricted(self):
self.assertEqual(sanitize_filename('abc', use_win_filenames=True, restricted=True), 'abc')
self.assertEqual(sanitize_filename('abc_d-e', use_win_filenames=True, restricted=True), 'abc_d-e')
self.assertEqual(sanitize_filename('abc', restricted=True), 'abc')
self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e')
self.assertEqual(sanitize_filename('123', use_win_filenames=True, restricted=True), '123')
self.assertEqual(sanitize_filename('123', restricted=True), '123')
self.assertEqual('abc_de', sanitize_filename('abc/de', use_win_filenames=True, restricted=True))
self.assertFalse('/' in sanitize_filename('abc/de///', use_win_filenames=True, restricted=True))
self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True))
self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True))
self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', use_win_filenames=True, restricted=True))
self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', use_win_filenames=True, restricted=True))
self.assertEqual('yes_no', sanitize_filename('yes? no', use_win_filenames=True, restricted=True))
self.assertEqual('this_-_that', sanitize_filename('this: that', use_win_filenames=True, restricted=True))
self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True))
self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True))
self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True))
self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True))
tests = 'aäb\u4e2d\u56fd\u7684c'
self.assertEqual(sanitize_filename(tests, use_win_filenames=True, restricted=True), 'aab_c')
self.assertTrue(sanitize_filename('\xf6', use_win_filenames=True, restricted=True) != '') # No empty filename
self.assertEqual(sanitize_filename(tests, restricted=True), 'aab_c')
self.assertTrue(sanitize_filename('\xf6', restricted=True) != '') # No empty filename
forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#'
for fc in forbidden:
for fbc in forbidden:
self.assertTrue(fbc not in sanitize_filename(fc, use_win_filenames=True, restricted=True))
self.assertTrue(fbc not in sanitize_filename(fc, restricted=True))
# Handle a common case more neatly
self.assertEqual(sanitize_filename('\u5927\u58f0\u5e26 - Song', use_win_filenames=True, restricted=True), 'Song')
self.assertEqual(sanitize_filename('\u603b\u7edf: Speech', use_win_filenames=True, restricted=True), 'Speech')
self.assertEqual(sanitize_filename('\u5927\u58f0\u5e26 - Song', restricted=True), 'Song')
self.assertEqual(sanitize_filename('\u603b\u7edf: Speech', restricted=True), 'Speech')
# .. but make sure the file name is never empty
self.assertTrue(sanitize_filename('-', use_win_filenames=True, restricted=True) != '')
self.assertTrue(sanitize_filename(':', use_win_filenames=True, restricted=True) != '')
self.assertTrue(sanitize_filename('-', restricted=True) != '')
self.assertTrue(sanitize_filename(':', restricted=True) != '')
self.assertEqual(sanitize_filename(
'ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', use_win_filenames=True, restricted=True),
'ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', restricted=True),
'AAAAAAAECEEEEIIIIDNOOOOOOOOEUUUUUYTHssaaaaaaaeceeeeiiiionooooooooeuuuuuythy')
def test_sanitize_ids(self):
self.assertEqual(sanitize_filename('_n_cd26wFpw', use_win_filenames=True, is_id=True), '_n_cd26wFpw')
self.assertEqual(sanitize_filename('_BD_eEpuzXw', use_win_filenames=True, is_id=True), '_BD_eEpuzXw')
self.assertEqual(sanitize_filename('N0Y__7-UOdI', use_win_filenames=True, is_id=True), 'N0Y__7-UOdI')
self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw')
self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI')
self.assertEqual(sanitize_filename('_n_cd26wFpw', use_win_filenames=False, is_id=True), '_n_cd26wFpw')
self.assertEqual(sanitize_filename('_BD_eEpuzXw', use_win_filenames=False, is_id=True), '_BD_eEpuzXw')
self.assertEqual(sanitize_filename('N0Y__7-UOdI', use_win_filenames=False, is_id=True), 'N0Y__7-UOdI')
self.assertEqual(sanitize_filename('_n_cd26wFpw', keep_bad_win_chars=True, is_id=True), '_n_cd26wFpw')
self.assertEqual(sanitize_filename('_BD_eEpuzXw', keep_bad_win_chars=True, is_id=True), '_BD_eEpuzXw')
self.assertEqual(sanitize_filename('N0Y__7-UOdI', keep_bad_win_chars=True, is_id=True), 'N0Y__7-UOdI')
def test_sanitize_path(self):
if sys.platform != 'win32':

View file

@ -1255,7 +1255,8 @@ def get_value(mdict):
def filename_sanitizer(key, value, restricted=self.params.get('restrictfilenames')):
return sanitize_filename(
str(value), self.params.get("windowsfilenames", False), restricted=restricted, is_id=(
str(value), self.params.get('keep_bad_win_chars', False), restricted=restricted,
is_id=(
bool(re.search(r'(^|[_.])id(\.|$)', key))
if 'filename-sanitization' in self.params['compat_opts']
else NO_DEFAULT))

View file

@ -809,6 +809,7 @@ def parse_options(argv=None):
'autonumber_start': opts.autonumber_start,
'restrictfilenames': opts.restrictfilenames,
'windowsfilenames': opts.windowsfilenames,
'keep_bad_win_chars': opts.keep_bad_win_chars,
'ignoreerrors': opts.ignoreerrors,
'force_generic_extractor': opts.force_generic_extractor,
'allowed_extractors': opts.allowed_extractors or ['default'],

View file

@ -958,7 +958,7 @@ def _request_dump_filename(self, url, video_id):
if len(basen) > trim_length:
h = '___' + hashlib.md5(basen.encode('utf-8')).hexdigest()
basen = basen[:trim_length - len(h)] + h
filename = sanitize_filename(f'{basen}.dump', self.get_param("windowsfilenames", False), restricted=True)
filename = sanitize_filename(f'{basen}.dump', self.get_param('keep_bad_win_chars', False), restricted=True)
# Working around MAX_PATH limitation on Windows (see
# http://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx)
if compat_os_name == 'nt':

View file

@ -264,6 +264,10 @@ def _dict_from_options_callback(
out_dict[key] = out_dict.get(key, []) + [val] if append else val
setattr(parser.values, option.dest, out_dict)
def _store_multiple_callback(option, opt_str, value, parser, values):
for key, value in values.items():
setattr(parser.values, key, value)
def when_prefix(default):
return {
'default': {},
@ -1334,7 +1338,13 @@ def _alias_callback(option, opt_str, value, parser, opts, nargs):
help='Force filenames to be Windows-compatible')
filesystem.add_option(
'--no-windows-filenames',
action='store_false', dest='windowsfilenames',
action='callback', dest='keep_bad_win_chars', default=False, callback=_store_multiple_callback,
callback_kwargs={
'values': {
'windowsfilenames': False,
'keep_bad_win_chars': True
}
},
help='Make filenames Windows-compatible only if using Windows (default)')
filesystem.add_option(
'--trim-filenames', '--trim-file-names', metavar='LENGTH',

View file

@ -612,12 +612,12 @@ def timeconvert(timestr):
return timestamp
def sanitize_filename(s, use_win_filenames, restricted=False, is_id=NO_DEFAULT):
def sanitize_filename(s, keep_bad_win_chars=False, restricted=False, is_id=NO_DEFAULT):
"""Sanitizes a string so it could be used as part of a filename.
@param use_win_filenames Whether to use Windows filename restrictions
@param restricted Use a stricter subset of allowed characters
@param is_id Whether this is an ID that should be kept unchanged if possible.
If unset, yt-dlp's new sanitization rules are in effect
@param keep_bad_win_chars Whether to keep characters invalid on Windows
@param restricted Use a stricter subset of allowed characters
@param is_id Whether this is an ID that should be kept unchanged if possible.
If unset, yt-dlp's new sanitization rules are in effect
"""
if s == '':
return ''
@ -627,16 +627,16 @@ def replace_insane(char):
return ACCENT_CHARS[char]
elif not restricted and char == '\n':
return '\0 '
elif is_id is NO_DEFAULT and not restricted and char in '"*:<>?|/\\' and use_win_filenames:
elif is_id is NO_DEFAULT and not restricted and char in '"*:<>?|/\\' and not keep_bad_win_chars:
# Replace with their full-width unicode counterparts
return {'/': '\u29F8', '\\': '\u29f9'}.get(char, chr(ord(char) + 0xfee0))
elif (use_win_filenames and char == '?') or ord(char) < 32 or ord(char) == 127:
elif (not keep_bad_win_chars and char == '?') or ord(char) < 32 or ord(char) == 127:
return ''
elif use_win_filenames and char == '"':
elif not keep_bad_win_chars and char == '"':
return '' if restricted else '\''
elif use_win_filenames and char == ':':
elif not keep_bad_win_chars and char == ':':
return '\0_\0-' if restricted else '\0 \0-'
elif (use_win_filenames and char in '\\|*<>') or char == "/":
elif (not keep_bad_win_chars and char in '\\|*<>') or char == '/':
return '\0_'
if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace() or ord(char) > 127):
return '\0_'
@ -645,8 +645,8 @@ def replace_insane(char):
# Replace look-alike Unicode glyphs
if restricted and (is_id is NO_DEFAULT or not is_id):
s = unicodedata.normalize('NFKC', s)
s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0).replace(':', '_')
if use_win_filenames else m.group(0), s) # Handle timestamps
s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0) if keep_bad_win_chars
else m.group(0).replace(':', '_'), s) # Handle timestamps
result = ''.join(map(replace_insane, s))
if is_id is NO_DEFAULT:
result = re.sub(r'(\0.)(?:(?=\1)..)+', r'\1', result) # Remove repeated substitute chars