import errno
import functools
import gzip
-import itertools
import io
+import itertools
import json
import locale
import math
import pipes
import platform
import re
-import ssl
import socket
-import struct
+import ssl
import subprocess
import sys
import tempfile
import zlib
from .compat import (
+ compat_HTMLParser,
compat_basestring,
compat_chr,
compat_etree_fromstring,
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,
- shlex_quote,
+ compat_xpath,
)
+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(''))
'wav',
'f4f', 'f4m', 'm3u8', 'smil')
+# needed for sanitizing filenames in restricted mode
+ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØŒÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõöøœùúûüýþÿ',
+ itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOO', ['OE'], 'UUUUYP', ['ss'],
+ 'aaaaaa', ['ae'], 'ceeeeiiiionoooooo', ['oe'], 'uuuuypy')))
+
def preferredencoding():
"""Get preferred encoding.
def find_xpath_attr(node, xpath, key, val=None):
""" Find the xpath xpath[@key=val] """
assert re.match(r'^[a-zA-Z_-]+$', key)
- if val:
- assert re.match(r'^[a-zA-Z0-9@\s:._-]*$', val)
expr = xpath + ('[@%s]' % key if val is None else "[@%s='%s']" % (key, val))
return node.find(expr)
else:
def find_xpath_attr(node, xpath, key, val=None):
- # Here comes the crazy part: In 2.6, if the xpath is a unicode,
- # .//node does not match if a node is a direct child of . !
- if isinstance(xpath, compat_str):
- xpath = xpath.encode('ascii')
-
- for f in node.findall(xpath):
+ for f in node.findall(compat_xpath(xpath)):
if key not in f.attrib:
continue
if val is None or f.attrib.get(key) == val:
def xpath_element(node, xpath, name=None, fatal=False, default=NO_DEFAULT):
def _find_xpath(xpath):
- if sys.version_info < (2, 7): # Crazy 2.6
- xpath = xpath.encode('ascii')
- return node.find(xpath)
+ return node.find(compat_xpath(xpath))
if isinstance(xpath, (str, compat_str)):
n = _find_xpath(xpath)
m = re.search(r'''(?xs)
<([a-zA-Z0-9:._-]+)
- (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]+|="[^"]+"|='[^']+'))*?
+ (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*?
\s+%s=['"]?%s['"]?
- (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]+|="[^"]+"|='[^']+'))*?
+ (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*?
\s*>
(?P<content>.*?)
</\1>
return unescapeHTML(res)
+class HTMLAttributeParser(compat_HTMLParser):
+ """Trivial HTML parser to gather the attributes for a single element"""
+ def __init__(self):
+ self.attrs = {}
+ compat_HTMLParser.__init__(self)
+
+ def handle_starttag(self, tag, attrs):
+ self.attrs = dict(attrs)
+
+
+def extract_attributes(html_element):
+ """Given a string for an HTML element such as
+ <el
+ a="foo" B="bar" c="&98;az" d=boz
+ empty= noval entity="&"
+ sq='"' dq="'"
+ >
+ Decode and return a dictionary of attributes.
+ {
+ 'a': 'foo', 'b': 'bar', c: 'baz', d: 'boz',
+ 'empty': '', 'noval': None, 'entity': '&',
+ 'sq': '"', 'dq': '\''
+ }.
+ NB HTMLParser is stricter in Python 2.6 & 3.2 than in later versions,
+ but the cases in the unit test will work for all of 2.6, 2.7, 3.2-3.5.
+ """
+ parser = HTMLAttributeParser()
+ parser.feed(html_element)
+ parser.close()
+ return parser.attrs
+
+
def clean_html(html):
"""Clean an HTML snippet into a readable string"""
Set is_id if this is not an arbitrary string, but an ID that should be kept if possible
"""
def replace_insane(char):
+ if restricted and char in ACCENT_CHARS:
+ return ACCENT_CHARS[char]
if char == '?' or ord(char) < 32 or ord(char) == 127:
return ''
elif char == '"':
# Prepend protocol-less URLs with `http:` scheme in order to mitigate the number of
# unwanted failures due to missing protocol
+def sanitize_url(url):
+ return 'http:%s' % url if url.startswith('//') else url
+
+
def sanitized_Request(url, *args, **kwargs):
- return compat_urllib_request.Request(
- 'http:%s' % url if url.startswith('//') else url, *args, **kwargs)
+ return compat_urllib_request.Request(sanitize_url(url), *args, **kwargs)
def orderedSet(iterable):
if not for_subprocess and sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
return s
+ # Jython assumes filenames are Unicode strings though reported as Python 2.x compatible
+ if sys.platform.startswith('java'):
+ return s
+
return s.encode(get_subprocess_encoding(), 'ignore')
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
# Substitute URL if any change after escaping
if url != url_escaped:
- req_type = HEADRequest if req.get_method() == 'HEAD' else compat_urllib_request.Request
- new_req = req_type(
- url_escaped, data=req.data, headers=req.headers,
- origin_req_host=req.origin_req_host, unverifiable=req.unverifiable)
- new_req.timeout = req.timeout
- req = new_req
+ req = update_Request(req, url=url_escaped)
for h, v in std_headers.items():
# Capitalize is needed because of Python bug 2275: http://bugs.python.org/issue2275
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)
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)
'%d %b %Y',
'%B %d %Y',
'%b %d %Y',
- '%b %dst %Y %I:%M%p',
- '%b %dnd %Y %I:%M%p',
- '%b %dth %Y %I:%M%p',
+ '%b %dst %Y %I:%M',
+ '%b %dnd %Y %I:%M',
+ '%b %dth %Y %I:%M',
'%Y %m %d',
'%Y-%m-%d',
'%Y/%m/%d',
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 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
raise OSError('Unlocking file failed: %r' % ctypes.FormatError())
else:
- import fcntl
+ # Some platforms, such as Jython, is missing fcntl
+ try:
+ import fcntl
- def _lock_file(f, exclusive):
- fcntl.flock(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH)
+ def _lock_file(f, exclusive):
+ fcntl.flock(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH)
- def _unlock_file(f):
- fcntl.flock(f, fcntl.LOCK_UN)
+ def _unlock_file(f):
+ fcntl.flock(f, fcntl.LOCK_UN)
+ except ImportError:
+ UNSUPPORTED_MSG = 'file locking is not supported on this platform'
+
+ def _lock_file(f, exclusive):
+ raise IOError(UNSUPPORTED_MSG)
+
+ def _unlock_file(f):
+ raise IOError(UNSUPPORTED_MSG)
class locked_file(object):
def smuggle_url(url, data):
""" Pass additional data in a URL for internal use. """
- sdata = compat_urllib_parse.urlencode(
+ sdata = compat_urllib_parse_urlencode(
{'__youtubedl_smuggle': json.dumps(data)})
return url + '#' + sdata
return '%.2f%s' % (converted, suffix)
+def lookup_unit_table(unit_table, s):
+ units_re = '|'.join(re.escape(u) for u in unit_table)
+ m = re.match(
+ r'(?P<num>[0-9]+(?:[,.][0-9]*)?)\s*(?P<unit>%s)\b' % units_re, s)
+ if not m:
+ return None
+ num_str = m.group('num').replace(',', '.')
+ mult = unit_table[m.group('unit')]
+ return int(float(num_str) * mult)
+
+
def parse_filesize(s):
if s is None:
return None
'Yb': 1000 ** 8,
}
- units_re = '|'.join(re.escape(u) for u in _UNIT_TABLE)
- m = re.match(
- r'(?P<num>[0-9]+(?:[,.][0-9]*)?)\s*(?P<unit>%s)' % units_re, s)
- if not m:
+ return lookup_unit_table(_UNIT_TABLE, s)
+
+
+def parse_count(s):
+ if s is None:
return None
- num_str = m.group('num').replace(',', '.')
- mult = _UNIT_TABLE[m.group('unit')]
- return int(float(num_str) * mult)
+ s = s.strip()
+
+ if re.match(r'^[\d,.]+$', s):
+ return str_to_int(s)
+
+ _UNIT_TABLE = {
+ 'k': 1000,
+ 'K': 1000,
+ 'm': 1000 ** 2,
+ 'M': 1000 ** 2,
+ 'kk': 1000 ** 2,
+ 'KK': 1000 ** 2,
+ }
+
+ return lookup_unit_table(_UNIT_TABLE, s)
def month_by_name(name):
def setproctitle(title):
assert isinstance(title, compat_str)
+
+ # ctypes in Jython is not complete
+ # http://bugs.jython.org/issue2148
+ if sys.platform.startswith('java'):
+ return
+
try:
libc = ctypes.cdll.LoadLibrary('libc.so.6')
except OSError:
def remove_start(s, start):
- if s.startswith(start):
- return s[len(start):]
- return s
+ return s[len(start):] if s is not None and s.startswith(start) else s
def remove_end(s, end):
- if s.endswith(end):
- return s[:-len(end)]
- return s
+ return s[:-len(end)] if s is not None and s.endswith(end) else s
def remove_quotes(s):
s = s.strip()
- m = re.match(
- r'''(?ix)(?:P?T)?
- (?:
- (?P<only_mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*|
- (?P<only_hours>[0-9.]+)\s*(?:hours?)|
-
- \s*(?P<hours_reversed>[0-9]+)\s*(?:[:h]|hours?)\s*(?P<mins_reversed>[0-9]+)\s*(?:[:m]|mins?\.?|minutes?)\s*|
- (?:
+ days, hours, mins, secs, ms = [None] * 5
+ m = re.match(r'(?:(?:(?:(?P<days>[0-9]+):)?(?P<hours>[0-9]+):)?(?P<mins>[0-9]+):)?(?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?$', s)
+ if m:
+ days, hours, mins, secs, ms = m.groups()
+ else:
+ m = re.match(
+ r'''(?ix)(?:P?T)?
(?:
- (?:(?P<days>[0-9]+)\s*(?:[:d]|days?)\s*)?
- (?P<hours>[0-9]+)\s*(?:[:h]|hours?)\s*
+ (?P<days>[0-9]+)\s*d(?:ays?)?\s*
)?
- (?P<mins>[0-9]+)\s*(?:[:m]|mins?|minutes?)\s*
- )?
- (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*(?:s|secs?|seconds?)?
- )$''', s)
- if not m:
- return None
- res = 0
- if m.group('only_mins'):
- return float_or_none(m.group('only_mins'), invscale=60)
- if m.group('only_hours'):
- return float_or_none(m.group('only_hours'), invscale=60 * 60)
- if m.group('secs'):
- res += int(m.group('secs'))
- if m.group('mins_reversed'):
- res += int(m.group('mins_reversed')) * 60
- if m.group('mins'):
- res += int(m.group('mins')) * 60
- if m.group('hours'):
- res += int(m.group('hours')) * 60 * 60
- if m.group('hours_reversed'):
- res += int(m.group('hours_reversed')) * 60 * 60
- if m.group('days'):
- res += int(m.group('days')) * 24 * 60 * 60
- if m.group('ms'):
- res += float(m.group('ms'))
- return res
+ (?:
+ (?P<hours>[0-9]+)\s*h(?:ours?)?\s*
+ )?
+ (?:
+ (?P<mins>[0-9]+)\s*m(?:in(?:ute)?s?)?\s*
+ )?
+ (?:
+ (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*s(?:ec(?:ond)?s?)?\s*
+ )?$''', s)
+ if m:
+ days, hours, mins, secs, ms = m.groups()
+ else:
+ m = re.match(r'(?i)(?:(?P<hours>[0-9.]+)\s*(?:hours?)|(?P<mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*)$', s)
+ if m:
+ hours, mins = m.groups()
+ else:
+ return None
+
+ duration = 0
+ if secs:
+ duration += float(secs)
+ if mins:
+ duration += float(mins) * 60
+ if hours:
+ duration += float(hours) * 60 * 60
+ if days:
+ duration += float(days) * 24 * 60 * 60
+ if ms:
+ duration += float(ms)
+ return duration
def prepend_extension(filename, ext, expected_real_ext=None):
class OnDemandPagedList(PagedList):
- def __init__(self, pagefunc, pagesize):
+ def __init__(self, pagefunc, pagesize, use_cache=False):
self._pagefunc = pagefunc
self._pagesize = pagesize
+ self._use_cache = use_cache
+ if use_cache:
+ self._cache = {}
def getslice(self, start=0, end=None):
res = []
if start >= nextfirstid:
continue
- page_results = list(self._pagefunc(pagenum))
+ page_results = None
+ if self._use_cache:
+ page_results = self._cache.get(pagenum)
+ if page_results is None:
+ page_results = list(self._pagefunc(pagenum))
+ if self._use_cache:
+ self._cache[pagenum] = page_results
startv = (
start % self._pagesize
"""Escape URL as suggested by RFC 3986"""
url_parsed = compat_urllib_parse_urlparse(url)
return url_parsed._replace(
+ netloc=url_parsed.netloc.encode('idna').decode('ascii'),
path=escape_rfc3986(url_parsed.path),
params=escape_rfc3986(url_parsed.params),
query=escape_rfc3986(url_parsed.query),
fragment=escape_rfc3986(url_parsed.fragment)
).geturl()
-try:
- struct.pack('!I', 0)
-except TypeError:
- # In Python 2.6 (and some 2.7 versions), struct requires a bytes argument
- def struct_pack(spec, *args):
- if isinstance(spec, compat_str):
- spec = spec.encode('ascii')
- return struct.pack(spec, *args)
-
- def struct_unpack(spec, *args):
- if isinstance(spec, compat_str):
- spec = spec.encode('ascii')
- return struct.unpack(spec, *args)
-else:
- struct_pack = struct.pack
- struct_unpack = struct.unpack
-
def read_batch_urls(batch_fd):
def fixup(url):
def urlencode_postdata(*args, **kargs):
- return compat_urllib_parse.urlencode(*args, **kargs).encode('ascii')
+ return compat_urllib_parse_urlencode(*args, **kargs).encode('ascii')
-def encode_dict(d, encoding='utf-8'):
- def encode(v):
- return v.encode(encoding) if isinstance(v, compat_basestring) else v
- return dict((encode(k), encode(v)) for k, v in d.items())
+def update_url_query(url, query):
+ if not query:
+ return url
+ parsed_url = compat_urlparse.urlparse(url)
+ qs = compat_parse_qs(parsed_url.query)
+ qs.update(query)
+ return compat_urlparse.urlunparse(parsed_url._replace(
+ query=compat_urllib_parse_urlencode(qs, True)))
+
+
+def update_Request(req, url=None, data=None, headers={}, query={}):
+ req_headers = req.headers.copy()
+ req_headers.update(headers)
+ req_data = data or req.data
+ req_url = update_url_query(url or req.get_full_url(), query)
+ req_type = HEADRequest if req.get_method() == 'HEAD' else compat_urllib_request.Request
+ new_req = req_type(
+ req_url, data=req_data, headers=req_headers,
+ origin_req_host=req.origin_req_host, unverifiable=req.unverifiable)
+ if hasattr(req, 'timeout'):
+ new_req.timeout = req.timeout
+ return new_req
def dict_get(d, key_or_keys, default=None, skip_false_values=True):
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]*|
+ (?: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):
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):
def mimetype2ext(mt):
+ if mt is None:
+ return None
+
ext = {
'audio/mp4': 'm4a',
}.get(mt)
return {
'3gpp': '3gp',
+ 'smptett+xml': 'tt',
+ 'srt': 'srt',
+ 'ttaf+xml': 'dfxp',
'ttml+xml': 'ttml',
+ 'vtt': 'vtt',
'x-flv': 'flv',
'x-mp4-fragmented': 'mp4',
'x-ms-wmv': 'wmv',
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:
_x = functools.partial(xpath_with_ns, ns_map={
'ttml': 'http://www.w3.org/ns/ttml',
'ttaf1': 'http://www.w3.org/2006/10/ttaf1',
+ 'ttaf1_0604': 'http://www.w3.org/2006/04/ttaf1',
})
class TTMLPElementParser(object):
dfxp = compat_etree_fromstring(dfxp_data.encode('utf-8'))
out = []
- paras = dfxp.findall(_x('.//ttml:p')) or dfxp.findall(_x('.//ttaf1:p')) or dfxp.findall('.//p')
+ paras = dfxp.findall(_x('.//ttml:p')) or dfxp.findall(_x('.//ttaf1:p')) or dfxp.findall(_x('.//ttaf1_0604:p')) or dfxp.findall('.//p')
if not paras:
raise ValueError('Invalid dfxp/TTML subtitle')
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)
payload = int(binascii.hexlify(data[::-1]), 16)
encrypted = pow(payload, exponent, modulus)
return '%x' % encrypted
+
+
+def encode_base_n(num, n, table=None):
+ FULL_TABLE = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
+ if not table:
+ table = FULL_TABLE[:n]
+
+ if n > len(table):
+ raise ValueError('base %d exceeds table length %d' % (n, len(table)))
+
+ if num == 0:
+ return table[0]
+
+ ret = ''
+ while num:
+ ret = table[num % n] + ret
+ num = num // n
+ return ret
+
+
+def decode_packed_codes(code):
+ mobj = re.search(
+ r"}\('(.+)',(\d+),(\d+),'([^']+)'\.split\('\|'\)",
+ code)
+ obfucasted_code, base, count, symbols = mobj.groups()
+ base = int(base)
+ count = int(count)
+ symbols = symbols.split('|')
+ symbol_table = {}
+
+ while count:
+ count -= 1
+ base_n_count = encode_base_n(count, base)
+ symbol_table[base_n_count] = symbols[count] or base_n_count
+
+ return re.sub(
+ r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)],
+ obfucasted_code)