X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=de66cb482730b564375e227da64b4240566ea3f5;hb=46f59e89ea1e75bf2bd1657f0863a3e5e81f91ea;hp=c9702fd93f59862fa5bb261f38b5f7ccb6977116;hpb=51fb4995a5242c0edca09167cf8c4b050cf5a186;p=youtube-dl diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py index c9702fd93..de66cb482 100644 --- a/youtube_dl/utils.py +++ b/youtube_dl/utils.py @@ -39,20 +39,22 @@ from .compat import ( compat_chr, compat_etree_fromstring, compat_html_entities, + compat_html_entities_html5, compat_http_client, compat_kwargs, compat_parse_qs, + compat_shlex_quote, compat_socket_create_connection, compat_str, + compat_struct_pack, compat_urllib_error, compat_urllib_parse, compat_urllib_parse_urlencode, compat_urllib_parse_urlparse, + compat_urllib_parse_unquote_plus, compat_urllib_request, compat_urlparse, compat_xpath, - shlex_quote, - struct_pack, ) from .socks import ( @@ -63,6 +65,8 @@ from .socks import ( def register_socks_protocols(): # "Register" SOCKS protocols + # In Python < 2.6.5, urlsplit() suffers from bug https://bugs.python.org/issue7904 + # URLs with protocols not in urlparse.uses_netloc are not handled correctly for scheme in ('socks', 'socks4', 'socks4a', 'socks5'): if scheme not in compat_urlparse.uses_netloc: compat_urlparse.uses_netloc.append(scheme) @@ -72,7 +76,7 @@ def register_socks_protocols(): compiled_regex_type = type(re.compile('')) std_headers = { - 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/44.0 (Chrome)', + 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/47.0 (Chrome)', 'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', 'Accept-Encoding': 'gzip, deflate', @@ -102,9 +106,52 @@ KNOWN_EXTENSIONS = ( 'f4f', 'f4m', 'm3u8', 'smil') # needed for sanitizing filenames in restricted mode -ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿ', - itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOOUUUUYP', ['ss'], - 'aaaaaa', ['ae'], 'ceeeeiiiionoooooouuuuypy'))) +ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', + itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOOO', ['OE'], 'UUUUUYP', ['ss'], + 'aaaaaa', ['ae'], 'ceeeeiiiionooooooo', ['oe'], 'uuuuuypy'))) + +DATE_FORMATS = ( + '%d %B %Y', + '%d %b %Y', + '%B %d %Y', + '%b %d %Y', + '%b %dst %Y %I:%M', + '%b %dnd %Y %I:%M', + '%b %dth %Y %I:%M', + '%Y %m %d', + '%Y-%m-%d', + '%Y/%m/%d', + '%Y/%m/%d %H:%M:%S', + '%Y-%m-%d %H:%M:%S', + '%Y-%m-%d %H:%M:%S.%f', + '%d.%m.%Y %H:%M', + '%d.%m.%Y %H.%M', + '%Y-%m-%dT%H:%M:%SZ', + '%Y-%m-%dT%H:%M:%S.%fZ', + '%Y-%m-%dT%H:%M:%S.%f0Z', + '%Y-%m-%dT%H:%M:%S', + '%Y-%m-%dT%H:%M:%S.%f', + '%Y-%m-%dT%H:%M', +) + +DATE_FORMATS_DAY_FIRST = list(DATE_FORMATS) +DATE_FORMATS_DAY_FIRST.extend([ + '%d-%m-%Y', + '%d.%m.%Y', + '%d.%m.%y', + '%d/%m/%Y', + '%d/%m/%y', + '%d/%m/%Y %H:%M:%S', +]) + +DATE_FORMATS_MONTH_FIRST = list(DATE_FORMATS) +DATE_FORMATS_MONTH_FIRST.extend([ + '%m-%d-%Y', + '%m.%d.%Y', + '%m/%d/%Y', + '%m/%d/%y', + '%m/%d/%Y %H:%M:%S', +]) def preferredencoding(): @@ -453,12 +500,19 @@ def orderedSet(iterable): return res -def _htmlentity_transform(entity): +def _htmlentity_transform(entity_with_semicolon): """Transforms an HTML entity to a character.""" + entity = entity_with_semicolon[:-1] + # Known non-numeric HTML entity if entity in compat_html_entities.name2codepoint: return compat_chr(compat_html_entities.name2codepoint[entity]) + # TODO: HTML5 allows entities without a semicolon. For example, + # 'Éric' should be decoded as 'Éric'. + if entity_with_semicolon in compat_html_entities_html5: + return compat_html_entities_html5[entity_with_semicolon] + mobj = re.match(r'#(x[0-9a-fA-F]+|[0-9]+)', entity) if mobj is not None: numstr = mobj.group(1) @@ -483,7 +537,7 @@ def unescapeHTML(s): assert type(s) == compat_str return re.sub( - r'&([^;]+);', lambda m: _htmlentity_transform(m.group(1)), s) + r'&([^;]+;)', lambda m: _htmlentity_transform(m.group(1)), s) def get_subprocess_encoding(): @@ -858,9 +912,13 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): # As of RFC 2616 default charset is iso-8859-1 that is respected by python 3 if sys.version_info >= (3, 0): location = location.encode('iso-8859-1').decode('utf-8') + else: + location = location.decode('utf-8') location_escaped = escape_url(location) if location != location_escaped: del resp.headers['Location'] + if sys.version_info < (3, 0): + location_escaped = location_escaped.encode('utf-8') resp.headers['Location'] = location_escaped return resp @@ -880,11 +938,17 @@ def make_socks_conn_class(base_class, socks_proxy): elif url_components.scheme.lower() == 'socks4a': socks_type = ProxyType.SOCKS4A + def unquote_if_non_empty(s): + if not s: + return s + return compat_urllib_parse_unquote_plus(s) + proxy_args = ( socks_type, url_components.hostname, url_components.port or 1080, True, # Remote DNS - url_components.username, url_components.password + unquote_if_non_empty(url_components.username), + unquote_if_non_empty(url_components.password), ) class SocksConnection(base_class): @@ -954,6 +1018,24 @@ class YoutubeDLCookieProcessor(compat_urllib_request.HTTPCookieProcessor): https_response = http_response +def extract_timezone(date_str): + m = re.search( + r'^.{8,}?(?PZ$| ?(?P\+|-)(?P[0-9]{2}):?(?P[0-9]{2})$)', + date_str) + if not m: + timezone = datetime.timedelta() + else: + date_str = date_str[:-len(m.group('tz'))] + if not m.group('sign'): + timezone = datetime.timedelta() + else: + sign = 1 if m.group('sign') == '+' else -1 + timezone = datetime.timedelta( + hours=sign * int(m.group('hours')), + minutes=sign * int(m.group('minutes'))) + return timezone, date_str + + def parse_iso8601(date_str, delimiter='T', timezone=None): """ Return a UNIX timestamp from the given date """ @@ -963,20 +1045,8 @@ def parse_iso8601(date_str, delimiter='T', timezone=None): date_str = re.sub(r'\.[0-9]+', '', date_str) if timezone is None: - m = re.search( - r'(?:Z$| ?(?P\+|-)(?P[0-9]{2}):?(?P[0-9]{2})$)', - date_str) - if not m: - timezone = datetime.timedelta() - else: - date_str = date_str[:-len(m.group(0))] - if not m.group('sign'): - timezone = datetime.timedelta() - else: - sign = 1 if m.group('sign') == '+' else -1 - timezone = datetime.timedelta( - hours=sign * int(m.group('hours')), - minutes=sign * int(m.group('minutes'))) + timezone, date_str = extract_timezone(date_str) + try: date_format = '%Y-%m-%d{0}%H:%M:%S'.format(delimiter) dt = datetime.datetime.strptime(date_str, date_format) - timezone @@ -985,6 +1055,10 @@ def parse_iso8601(date_str, delimiter='T', timezone=None): pass +def date_formats(day_first=True): + return DATE_FORMATS_DAY_FIRST if day_first else DATE_FORMATS_MONTH_FIRST + + def unified_strdate(date_str, day_first=True): """Return a string with the date in the format YYYYMMDD""" @@ -993,52 +1067,11 @@ def unified_strdate(date_str, day_first=True): upload_date = None # Replace commas date_str = date_str.replace(',', ' ') - # %z (UTC offset) is only supported in python>=3.2 - if not re.match(r'^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$', date_str): - date_str = re.sub(r' ?(\+|-)[0-9]{2}:?[0-9]{2}$', '', date_str) # Remove AM/PM + timezone date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) + _, date_str = extract_timezone(date_str) - format_expressions = [ - '%d %B %Y', - '%d %b %Y', - '%B %d %Y', - '%b %d %Y', - '%b %dst %Y %I:%M', - '%b %dnd %Y %I:%M', - '%b %dth %Y %I:%M', - '%Y %m %d', - '%Y-%m-%d', - '%Y/%m/%d', - '%Y/%m/%d %H:%M:%S', - '%Y-%m-%d %H:%M:%S', - '%Y-%m-%d %H:%M:%S.%f', - '%d.%m.%Y %H:%M', - '%d.%m.%Y %H.%M', - '%Y-%m-%dT%H:%M:%SZ', - '%Y-%m-%dT%H:%M:%S.%fZ', - '%Y-%m-%dT%H:%M:%S.%f0Z', - '%Y-%m-%dT%H:%M:%S', - '%Y-%m-%dT%H:%M:%S.%f', - '%Y-%m-%dT%H:%M', - ] - if day_first: - format_expressions.extend([ - '%d-%m-%Y', - '%d.%m.%Y', - '%d/%m/%Y', - '%d/%m/%y', - '%d/%m/%Y %H:%M:%S', - ]) - else: - format_expressions.extend([ - '%m-%d-%Y', - '%m.%d.%Y', - '%m/%d/%Y', - '%m/%d/%y', - '%m/%d/%Y %H:%M:%S', - ]) - for expression in format_expressions: + for expression in date_formats(day_first): try: upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d') except ValueError: @@ -1046,11 +1079,37 @@ def unified_strdate(date_str, day_first=True): if upload_date is None: timetuple = email.utils.parsedate_tz(date_str) if timetuple: - upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d') + try: + upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d') + except ValueError: + pass if upload_date is not None: return compat_str(upload_date) +def unified_timestamp(date_str, day_first=True): + if date_str is None: + return None + + date_str = date_str.replace(',', ' ') + + pm_delta = datetime.timedelta(hours=12 if re.search(r'(?i)PM', date_str) else 0) + timezone, date_str = extract_timezone(date_str) + + # Remove AM/PM + timezone + date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) + + for expression in date_formats(day_first): + try: + dt = datetime.datetime.strptime(date_str, expression) - timezone + pm_delta + return calendar.timegm(dt.timetuple()) + except ValueError: + pass + timetuple = email.utils.parsedate_tz(date_str) + if timetuple: + return calendar.timegm(timetuple.timetuple()) + + def determine_ext(url, default_ext='unknown_video'): if url is None: return default_ext @@ -1257,7 +1316,7 @@ def bytes_to_intlist(bs): def intlist_to_bytes(xs): if not xs: return b'' - return struct_pack('%dB' % len(xs), *xs) + return compat_struct_pack('%dB' % len(xs), *xs) # Cross-platform file locking @@ -1540,15 +1599,11 @@ def setproctitle(title): def remove_start(s, start): - if s.startswith(start): - return s[len(start):] - return s + return s[len(start):] if s is not None and s.startswith(start) else s def remove_end(s, end): - if s.endswith(end): - return s[:-len(end)] - return s + return s[:-len(end)] if s is not None and s.endswith(end) else s def remove_quotes(s): @@ -1880,6 +1935,16 @@ def dict_get(d, key_or_keys, default=None, skip_false_values=True): return d.get(key_or_keys, default) +def try_get(src, getter, expected_type=None): + try: + v = getter(src) + except (AttributeError, KeyError, TypeError, IndexError): + pass + else: + if expected_type is None or isinstance(v, expected_type): + return v + + def encode_compat_str(string, encoding=preferredencoding(), errors='strict'): return string if isinstance(string, compat_str) else compat_str(string, encoding, errors) @@ -1902,7 +1967,7 @@ def parse_age_limit(s): def strip_jsonp(code): return re.sub( - r'(?s)^[a-zA-Z0-9_.]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code) + r'(?s)^[a-zA-Z0-9_.$]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code) def js_to_json(code): @@ -1910,24 +1975,38 @@ def js_to_json(code): v = m.group(0) if v in ('true', 'false', 'null'): return v - if v.startswith('"'): - v = re.sub(r"\\'", "'", v[1:-1]) - elif v.startswith("'"): - v = v[1:-1] - v = re.sub(r"\\\\|\\'|\"", lambda m: { - '\\\\': '\\\\', - "\\'": "'", + elif v.startswith('/*') or v == ',': + return "" + + if v[0] in ("'", '"'): + v = re.sub(r'(?s)\\.|"', lambda m: { '"': '\\"', - }[m.group(0)], v) + "\\'": "'", + '\\\n': '', + '\\x': '\\u00', + }.get(m.group(0), m.group(0)), v[1:-1]) + + INTEGER_TABLE = ( + (r'^0[xX][0-9a-fA-F]+', 16), + (r'^0+[0-7]+', 8), + ) + + for regex, base in INTEGER_TABLE: + im = re.match(regex, v) + if im: + i = int(im.group(0), base) + return '"%d":' % i if v.endswith(':') else '%d' % i + return '"%s"' % v - res = re.sub(r'''(?x) - "(?:[^"\\]*(?:\\\\|\\['"nu]))*[^"\\]*"| - '(?:[^'\\]*(?:\\\\|\\['"nu]))*[^'\\]*'| - [a-zA-Z_][.a-zA-Z_0-9]* + return re.sub(r'''(?sx) + "(?:[^"\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^"\\]*"| + '(?:[^'\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^'\\]*'| + /\*.*?\*/|,(?=\s*[\]}])| + [a-zA-Z_][.a-zA-Z_0-9]*| + \b(?:0[xX][0-9a-fA-F]+|0+[0-7]+)(?:\s*:)?| + [0-9]+(?=\s*:) ''', fix_kv, code) - res = re.sub(r',(\s*[\]}])', lambda m: m.group(1), res) - return res def qualities(quality_ids): @@ -1975,7 +2054,7 @@ def ytdl_is_updateable(): def args_to_str(args): # Get a short string representation for a subprocess command - return ' '.join(shlex_quote(a) for a in args) + return ' '.join(compat_shlex_quote(a) for a in args) def error_to_compat_str(err): @@ -1993,6 +2072,9 @@ def mimetype2ext(mt): ext = { 'audio/mp4': 'm4a', + # Per RFC 3003, audio/mpeg can be .mp1, .mp2 or .mp3. Here use .mp3 as + # it's the most popular one + 'audio/mpeg': 'mp3', }.get(mt) if ext is not None: return ext @@ -2013,11 +2095,7 @@ def mimetype2ext(mt): def urlhandle_detect_ext(url_handle): - try: - url_handle.headers - getheader = lambda h: url_handle.headers[h] - except AttributeError: # Python < 3 - getheader = url_handle.info().getheader + getheader = url_handle.headers.get cd = getheader('Content-Disposition') if cd: @@ -2808,3 +2886,12 @@ def decode_packed_codes(code): return re.sub( r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)], obfucasted_code) + + +def parse_m3u8_attributes(attrib): + info = {} + for (key, val) in re.findall(r'(?P[A-Z0-9-]+)=(?P"[^"]+"|[^",]+)(?:,|$)', attrib): + if val.startswith('"'): + val = val[1:-1] + info[key] = val + return info