X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=562031fe110a9a6962c6e5efed2bb311f3059979;hb=be49068d65ae39bef5797071f8a7cf1c733f033b;hp=fa16a42ad4940bd28373713d27c0becd422ec29c;hpb=dab0daeeb0929b9b560d2b9a5f39c1e2e6dfa449;p=youtube-dl diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py index fa16a42ad..562031fe1 100644 --- a/youtube_dl/utils.py +++ b/youtube_dl/utils.py @@ -39,28 +39,44 @@ 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 ( + ProxyType, + sockssocket, +) + + +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) + # This is not clearly defined otherwise 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', @@ -90,9 +106,9 @@ 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'))) def preferredencoding(): @@ -441,12 +457,19 @@ 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) @@ -471,7 +494,7 @@ 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(): @@ -752,8 +775,15 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): self._params = params def http_open(self, req): + conn_class = compat_http_client.HTTPConnection + + socks_proxy = req.headers.get('Ytdl-socks-proxy') + if socks_proxy: + conn_class = make_socks_conn_class(conn_class, socks_proxy) + del req.headers['Ytdl-socks-proxy'] + return self.do_open(functools.partial( - _create_http_connection, self, compat_http_client.HTTPConnection, False), + _create_http_connection, self, conn_class, False), req) @staticmethod @@ -839,9 +869,13 @@ 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 @@ -849,6 +883,49 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): https_response = http_response +def make_socks_conn_class(base_class, socks_proxy): + assert issubclass(base_class, ( + compat_http_client.HTTPConnection, compat_http_client.HTTPSConnection)) + + url_components = compat_urlparse.urlparse(socks_proxy) + if url_components.scheme.lower() == 'socks5': + socks_type = ProxyType.SOCKS5 + elif url_components.scheme.lower() in ('socks', 'socks4'): + socks_type = ProxyType.SOCKS4 + 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 + unquote_if_non_empty(url_components.username), + unquote_if_non_empty(url_components.password), + ) + + class SocksConnection(base_class): + def connect(self): + self.sock = sockssocket() + self.sock.setproxy(*proxy_args) + if type(self.timeout) in (int, float): + self.sock.settimeout(self.timeout) + self.sock.connect((self.host, self.port)) + + if isinstance(self, compat_http_client.HTTPSConnection): + if hasattr(self, '_context'): # Python > 2.6 + self.sock = self._context.wrap_socket( + self.sock, server_hostname=self.host) + else: + self.sock = ssl.wrap_socket(self.sock) + + return SocksConnection + + class YoutubeDLHTTPSHandler(compat_urllib_request.HTTPSHandler): def __init__(self, params, https_conn_class=None, *args, **kwargs): compat_urllib_request.HTTPSHandler.__init__(self, *args, **kwargs) @@ -857,12 +934,20 @@ class YoutubeDLHTTPSHandler(compat_urllib_request.HTTPSHandler): def https_open(self, req): kwargs = {} + conn_class = self._https_conn_class + if hasattr(self, '_context'): # python > 2.6 kwargs['context'] = self._context if hasattr(self, '_check_hostname'): # python 3.x kwargs['check_hostname'] = self._check_hostname + + socks_proxy = req.headers.get('Ytdl-socks-proxy') + if socks_proxy: + conn_class = make_socks_conn_class(conn_class, socks_proxy) + del req.headers['Ytdl-socks-proxy'] + return self.do_open(functools.partial( - _create_http_connection, self, self._https_conn_class, True), + _create_http_connection, self, conn_class, True), req, **kwargs) @@ -962,6 +1047,7 @@ def unified_strdate(date_str, day_first=True): format_expressions.extend([ '%d-%m-%Y', '%d.%m.%Y', + '%d.%m.%y', '%d/%m/%Y', '%d/%m/%y', '%d/%m/%Y %H:%M:%S', @@ -982,7 +1068,10 @@ 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) @@ -1193,7 +1282,7 @@ 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 @@ -1476,15 +1565,11 @@ 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): @@ -1816,6 +1901,16 @@ 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) @@ -1838,7 +1933,7 @@ 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): @@ -1846,24 +1941,38 @@ 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): @@ -1911,7 +2020,7 @@ 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): @@ -1929,6 +2038,9 @@ 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 @@ -1949,11 +2061,7 @@ 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: @@ -2683,6 +2791,10 @@ class PerRequestProxyHandler(compat_urllib_request.ProxyHandler): if proxy == '__noproxy__': return None # No Proxy + if compat_urlparse.urlparse(proxy).scheme.lower() in ('socks', 'socks4', 'socks4a', 'socks5'): + req.add_header('Ytdl-socks-proxy', proxy) + # youtube-dl's http/https handlers do wrapping the socket with socks + return None return compat_urllib_request.ProxyHandler.proxy_open( self, req, proxy, type) @@ -2740,3 +2852,12 @@ 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