# coding: utf-8
+import collections
+import errno
+import io
+import itertools
import json
-import netrc
+import os.path
import re
import socket
-import itertools
+import string
+import struct
+import traceback
+import xml.etree.ElementTree
+import zlib
from .common import InfoExtractor, SearchInfoExtractor
+from .subtitles import SubtitlesInfoExtractor
from ..utils import (
+ compat_chr,
compat_http_client,
compat_parse_qs,
compat_urllib_error,
compat_urllib_parse,
compat_urllib_request,
+ compat_urlparse,
compat_str,
clean_html,
+ get_cachedir,
get_element_by_id,
ExtractorError,
unescapeHTML,
unified_strdate,
orderedSet,
+ write_json_file,
)
+class YoutubeBaseInfoExtractor(InfoExtractor):
+ """Provide base functions for Youtube extractors"""
+ _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
+ _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
+ _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
+ _NETRC_MACHINE = 'youtube'
+ # If True it will raise an error if no login info is provided
+ _LOGIN_REQUIRED = False
+
+ def report_lang(self):
+ """Report attempt to set language."""
+ self.to_screen(u'Setting language')
+
+ def _set_language(self):
+ request = compat_urllib_request.Request(self._LANG_URL)
+ try:
+ self.report_lang()
+ compat_urllib_request.urlopen(request).read()
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to set language: %s' % compat_str(err))
+ return False
+ return True
+
+ def _login(self):
+ (username, password) = self._get_login_info()
+ # No authentication to be performed
+ if username is None:
+ if self._LOGIN_REQUIRED:
+ raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True)
+ return False
+
+ request = compat_urllib_request.Request(self._LOGIN_URL)
+ try:
+ login_page = compat_urllib_request.urlopen(request).read().decode('utf-8')
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to fetch login page: %s' % compat_str(err))
+ return False
+
+ galx = self._search_regex(r'(?s)<input.+?name="GALX".+?value="(.+?)"',
+ login_page, u'Login GALX parameter')
+
+ # Log in
+ login_form_strs = {
+ u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
+ u'Email': username,
+ u'GALX': galx,
+ u'Passwd': password,
+ u'PersistentCookie': u'yes',
+ u'_utf8': u'霱',
+ u'bgresponse': u'js_disabled',
+ u'checkConnection': u'',
+ u'checkedDomains': u'youtube',
+ u'dnConn': u'',
+ u'pstMsg': u'0',
+ u'rmShown': u'1',
+ u'secTok': u'',
+ u'signIn': u'Sign in',
+ u'timeStmp': u'',
+ u'service': u'youtube',
+ u'uilel': u'3',
+ u'hl': u'en_US',
+ }
+ # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
+ # chokes on unicode
+ login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
+ login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
+ request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
+ try:
+ self.report_login()
+ login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
+ if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
+ self._downloader.report_warning(u'unable to log in: bad username or password')
+ return False
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
+ return False
+ return True
+
+ def _confirm_age(self):
+ age_form = {
+ 'next_url': '/',
+ 'action_confirm': 'Confirm',
+ }
+ request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form))
+ try:
+ self.report_age_confirmation()
+ compat_urllib_request.urlopen(request).read().decode('utf-8')
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
+ return True
+
+ def _real_initialize(self):
+ if self._downloader is None:
+ return
+ if not self._set_language():
+ return
+ if not self._login():
+ return
+ self._confirm_age()
-class YoutubeIE(InfoExtractor):
+
+class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
IE_DESC = u'YouTube.com'
_VALID_URL = r"""^
(
(?:https?://)? # http(s):// (optional)
- (?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/|
- tube\.majestyc\.net/) # the various hostnames, with wildcard subdomains
+ (?:(?:(?:(?:\w+\.)?youtube(?:-nocookie)?\.com/|
+ tube\.majestyc\.net/|
+ youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains
(?:.*?\#/)? # handle anchor (#/) redirect urls
(?: # the various things that can precede the ID:
(?:(?:v|embed|e)/) # v/ or embed/ or e/
|(?: # or the v= param in all its forms
- (?:watch|movie(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
+ (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
(?:\?|\#!?) # the params delimiter ? or # or #!
(?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
v=
)
- )? # optional -> youtube.com/xxxx is OK
+ ))
+ |youtu\.be/ # just youtu.be/xxxx
+ )
)? # all until now is optional -> you can pass the naked ID
- ([0-9A-Za-z_-]+) # here is it! the YouTube video ID
+ ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID
(?(1).+)? # if we found the ID, everything can follow
$"""
- _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
- _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
- _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
_NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
- _NETRC_MACHINE = 'youtube'
# Listed in order of quality
- _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13']
- _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13']
+ _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '36', '17', '13',
+ # Apple HTTP Live Streaming
+ '96', '95', '94', '93', '92', '132', '151',
+ # 3D
+ '85', '84', '102', '83', '101', '82', '100',
+ # Dash video
+ '138', '137', '248', '136', '247', '135', '246',
+ '245', '244', '134', '243', '133', '242', '160',
+ # Dash audio
+ '141', '172', '140', '171', '139',
+ ]
+ _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '36', '17', '13',
+ # Apple HTTP Live Streaming
+ '96', '95', '94', '93', '92', '132', '151',
+ # 3D
+ '85', '102', '84', '101', '83', '100', '82',
+ # Dash video
+ '138', '248', '137', '247', '136', '246', '245',
+ '244', '135', '243', '134', '242', '133', '160',
+ # Dash audio
+ '172', '141', '171', '140', '139',
+ ]
+ _video_formats_map = {
+ 'flv': ['35', '34', '6', '5'],
+ '3gp': ['36', '17', '13'],
+ 'mp4': ['38', '37', '22', '18'],
+ 'webm': ['46', '45', '44', '43'],
+ }
_video_extensions = {
'13': '3gp',
- '17': 'mp4',
+ '17': '3gp',
'18': 'mp4',
'22': 'mp4',
+ '36': '3gp',
'37': 'mp4',
'38': 'mp4',
'43': 'webm',
'44': 'webm',
'45': 'webm',
'46': 'webm',
+
+ # 3d videos
+ '82': 'mp4',
+ '83': 'mp4',
+ '84': 'mp4',
+ '85': 'mp4',
+ '100': 'webm',
+ '101': 'webm',
+ '102': 'webm',
+
+ # Apple HTTP Live Streaming
+ '92': 'mp4',
+ '93': 'mp4',
+ '94': 'mp4',
+ '95': 'mp4',
+ '96': 'mp4',
+ '132': 'mp4',
+ '151': 'mp4',
+
+ # Dash mp4
+ '133': 'mp4',
+ '134': 'mp4',
+ '135': 'mp4',
+ '136': 'mp4',
+ '137': 'mp4',
+ '138': 'mp4',
+ '160': 'mp4',
+
+ # Dash mp4 audio
+ '139': 'm4a',
+ '140': 'm4a',
+ '141': 'm4a',
+
+ # Dash webm
+ '171': 'webm',
+ '172': 'webm',
+ '242': 'webm',
+ '243': 'webm',
+ '244': 'webm',
+ '245': 'webm',
+ '246': 'webm',
+ '247': 'webm',
+ '248': 'webm',
}
_video_dimensions = {
'5': '240x400',
'22': '720x1280',
'34': '360x640',
'35': '480x854',
+ '36': '240x320',
'37': '1080x1920',
'38': '3072x4096',
'43': '360x640',
'44': '480x854',
'45': '720x1280',
'46': '1080x1920',
+ '82': '360p',
+ '83': '480p',
+ '84': '720p',
+ '85': '1080p',
+ '92': '240p',
+ '93': '360p',
+ '94': '480p',
+ '95': '720p',
+ '96': '1080p',
+ '100': '360p',
+ '101': '480p',
+ '102': '720p',
+ '132': '240p',
+ '151': '72p',
+ '133': '240p',
+ '134': '360p',
+ '135': '480p',
+ '136': '720p',
+ '137': '1080p',
+ '138': '>1080p',
+ '139': '48k',
+ '140': '128k',
+ '141': '256k',
+ '160': '192p',
+ '171': '128k',
+ '172': '256k',
+ '242': '240p',
+ '243': '360p',
+ '244': '480p',
+ '245': '480p',
+ '246': '480p',
+ '247': '720p',
+ '248': '1080p',
+ }
+ _special_itags = {
+ '82': '3D',
+ '83': '3D',
+ '84': '3D',
+ '85': '3D',
+ '100': '3D',
+ '101': '3D',
+ '102': '3D',
+ '133': 'DASH Video',
+ '134': 'DASH Video',
+ '135': 'DASH Video',
+ '136': 'DASH Video',
+ '137': 'DASH Video',
+ '138': 'DASH Video',
+ '139': 'DASH Audio',
+ '140': 'DASH Audio',
+ '141': 'DASH Audio',
+ '160': 'DASH Video',
+ '171': 'DASH Audio',
+ '172': 'DASH Audio',
+ '242': 'DASH Video',
+ '243': 'DASH Video',
+ '244': 'DASH Video',
+ '245': 'DASH Video',
+ '246': 'DASH Video',
+ '247': 'DASH Video',
+ '248': 'DASH Video',
}
+
IE_NAME = u'youtube'
_TESTS = [
{
u"description": u"test chars: \"'/\\ä↭𝕐\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ."
}
},
- {
- u"url": u"http://www.youtube.com/watch?v=1ltcDfZMA3U",
- u"file": u"1ltcDfZMA3U.flv",
- u"note": u"Test VEVO video (#897)",
- u"info_dict": {
- u"upload_date": u"20070518",
- u"title": u"Maps - It Will Find You",
- u"description": u"Music video by Maps performing It Will Find You.",
- u"uploader": u"MuteUSA",
- u"uploader_id": u"MuteUSA"
- }
- },
{
u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY",
u"file": u"UxxajLWwzqY.mp4",
u"info_dict": {
u"upload_date": u"20120506",
u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
- u"description": u"md5:b085c9804f5ab69f4adea963a2dceb3c",
- u"uploader": u"IconaPop",
+ u"description": u"md5:5b292926389560516e384ac437c0ec07",
+ u"uploader": u"Icona Pop",
u"uploader_id": u"IconaPop"
}
},
@classmethod
def suitable(cls, url):
"""Receives a URL and returns True if suitable for this IE."""
- if YoutubePlaylistIE.suitable(url) or YoutubeSubscriptionsIE.suitable(url): return False
+ if YoutubePlaylistIE.suitable(url): return False
return re.match(cls._VALID_URL, url, re.VERBOSE) is not None
- def report_lang(self):
- """Report attempt to set language."""
- self.to_screen(u'Setting language')
+ def __init__(self, *args, **kwargs):
+ super(YoutubeIE, self).__init__(*args, **kwargs)
+ self._player_cache = {}
def report_video_webpage_download(self, video_id):
"""Report attempt to download video webpage."""
"""Report attempt to download video info webpage."""
self.to_screen(u'%s: Downloading video info webpage' % video_id)
- def report_video_subtitles_download(self, video_id):
- """Report attempt to download video info webpage."""
- self.to_screen(u'%s: Checking available subtitles' % video_id)
-
- def report_video_subtitles_request(self, video_id, sub_lang, format):
- """Report attempt to download video info webpage."""
- self.to_screen(u'%s: Downloading video subtitles for %s.%s' % (video_id, sub_lang, format))
-
- def report_video_subtitles_available(self, video_id, sub_lang_list):
- """Report available subtitles."""
- sub_lang = ",".join(list(sub_lang_list.keys()))
- self.to_screen(u'%s: Available subtitles for video: %s' % (video_id, sub_lang))
-
def report_information_extraction(self, video_id):
"""Report attempt to extract video information."""
self.to_screen(u'%s: Extracting video information' % video_id)
"""Indicate the download will use the RTMP protocol."""
self.to_screen(u'RTMP download detected')
- def _decrypt_signature(self, s):
+ def _extract_signature_function(self, video_id, player_url, slen):
+ id_m = re.match(r'.*-(?P<id>[a-zA-Z0-9_-]+)\.(?P<ext>[a-z]+)$',
+ player_url)
+ player_type = id_m.group('ext')
+ player_id = id_m.group('id')
+
+ # Read from filesystem cache
+ func_id = '%s_%s_%d' % (player_type, player_id, slen)
+ assert os.path.basename(func_id) == func_id
+ cache_dir = get_cachedir(self._downloader.params)
+
+ cache_enabled = cache_dir is not None
+ if cache_enabled:
+ cache_fn = os.path.join(os.path.expanduser(cache_dir),
+ u'youtube-sigfuncs',
+ func_id + '.json')
+ try:
+ with io.open(cache_fn, 'r', encoding='utf-8') as cachef:
+ cache_spec = json.load(cachef)
+ return lambda s: u''.join(s[i] for i in cache_spec)
+ except IOError:
+ pass # No cache available
+
+ if player_type == 'js':
+ code = self._download_webpage(
+ player_url, video_id,
+ note=u'Downloading %s player %s' % (player_type, player_id),
+ errnote=u'Download of %s failed' % player_url)
+ res = self._parse_sig_js(code)
+ elif player_type == 'swf':
+ urlh = self._request_webpage(
+ player_url, video_id,
+ note=u'Downloading %s player %s' % (player_type, player_id),
+ errnote=u'Download of %s failed' % player_url)
+ code = urlh.read()
+ res = self._parse_sig_swf(code)
+ else:
+ assert False, 'Invalid player type %r' % player_type
+
+ if cache_enabled:
+ try:
+ test_string = u''.join(map(compat_chr, range(slen)))
+ cache_res = res(test_string)
+ cache_spec = [ord(c) for c in cache_res]
+ try:
+ os.makedirs(os.path.dirname(cache_fn))
+ except OSError as ose:
+ if ose.errno != errno.EEXIST:
+ raise
+ write_json_file(cache_spec, cache_fn)
+ except Exception:
+ tb = traceback.format_exc()
+ self._downloader.report_warning(
+ u'Writing cache to %r failed: %s' % (cache_fn, tb))
+
+ return res
+
+ def _print_sig_code(self, func, slen):
+ def gen_sig_code(idxs):
+ def _genslice(start, end, step):
+ starts = u'' if start == 0 else str(start)
+ ends = (u':%d' % (end+step)) if end + step >= 0 else u':'
+ steps = u'' if step == 1 else (u':%d' % step)
+ return u's[%s%s%s]' % (starts, ends, steps)
+
+ step = None
+ start = '(Never used)' # Quelch pyflakes warnings - start will be
+ # set as soon as step is set
+ for i, prev in zip(idxs[1:], idxs[:-1]):
+ if step is not None:
+ if i - prev == step:
+ continue
+ yield _genslice(start, prev, step)
+ step = None
+ continue
+ if i - prev in [-1, 1]:
+ step = i - prev
+ start = prev
+ continue
+ else:
+ yield u's[%d]' % prev
+ if step is None:
+ yield u's[%d]' % i
+ else:
+ yield _genslice(start, i, step)
+
+ test_string = u''.join(map(compat_chr, range(slen)))
+ cache_res = func(test_string)
+ cache_spec = [ord(c) for c in cache_res]
+ expr_code = u' + '.join(gen_sig_code(cache_spec))
+ code = u'if len(s) == %d:\n return %s\n' % (slen, expr_code)
+ self.to_screen(u'Extracted signature function:\n' + code)
+
+ def _parse_sig_js(self, jscode):
+ funcname = self._search_regex(
+ r'signature=([a-zA-Z]+)', jscode,
+ u'Initial JS player signature function name')
+
+ functions = {}
+
+ def argidx(varname):
+ return string.lowercase.index(varname)
+
+ def interpret_statement(stmt, local_vars, allow_recursion=20):
+ if allow_recursion < 0:
+ raise ExtractorError(u'Recursion limit reached')
+
+ if stmt.startswith(u'var '):
+ stmt = stmt[len(u'var '):]
+ ass_m = re.match(r'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' +
+ r'=(?P<expr>.*)$', stmt)
+ if ass_m:
+ if ass_m.groupdict().get('index'):
+ def assign(val):
+ lvar = local_vars[ass_m.group('out')]
+ idx = interpret_expression(ass_m.group('index'),
+ local_vars, allow_recursion)
+ assert isinstance(idx, int)
+ lvar[idx] = val
+ return val
+ expr = ass_m.group('expr')
+ else:
+ def assign(val):
+ local_vars[ass_m.group('out')] = val
+ return val
+ expr = ass_m.group('expr')
+ elif stmt.startswith(u'return '):
+ assign = lambda v: v
+ expr = stmt[len(u'return '):]
+ else:
+ raise ExtractorError(
+ u'Cannot determine left side of statement in %r' % stmt)
+
+ v = interpret_expression(expr, local_vars, allow_recursion)
+ return assign(v)
+
+ def interpret_expression(expr, local_vars, allow_recursion):
+ if expr.isdigit():
+ return int(expr)
+
+ if expr.isalpha():
+ return local_vars[expr]
+
+ m = re.match(r'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr)
+ if m:
+ member = m.group('member')
+ val = local_vars[m.group('in')]
+ if member == 'split("")':
+ return list(val)
+ if member == 'join("")':
+ return u''.join(val)
+ if member == 'length':
+ return len(val)
+ if member == 'reverse()':
+ return val[::-1]
+ slice_m = re.match(r'slice\((?P<idx>.*)\)', member)
+ if slice_m:
+ idx = interpret_expression(
+ slice_m.group('idx'), local_vars, allow_recursion-1)
+ return val[idx:]
+
+ m = re.match(
+ r'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr)
+ if m:
+ val = local_vars[m.group('in')]
+ idx = interpret_expression(m.group('idx'), local_vars,
+ allow_recursion-1)
+ return val[idx]
+
+ m = re.match(r'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr)
+ if m:
+ a = interpret_expression(m.group('a'),
+ local_vars, allow_recursion)
+ b = interpret_expression(m.group('b'),
+ local_vars, allow_recursion)
+ return a % b
+
+ m = re.match(
+ r'^(?P<func>[a-zA-Z]+)\((?P<args>[a-z0-9,]+)\)$', expr)
+ if m:
+ fname = m.group('func')
+ if fname not in functions:
+ functions[fname] = extract_function(fname)
+ argvals = [int(v) if v.isdigit() else local_vars[v]
+ for v in m.group('args').split(',')]
+ return functions[fname](argvals)
+ raise ExtractorError(u'Unsupported JS expression %r' % expr)
+
+ def extract_function(funcname):
+ func_m = re.search(
+ r'function ' + re.escape(funcname) +
+ r'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}',
+ jscode)
+ argnames = func_m.group('args').split(',')
+
+ def resf(args):
+ local_vars = dict(zip(argnames, args))
+ for stmt in func_m.group('code').split(';'):
+ res = interpret_statement(stmt, local_vars)
+ return res
+ return resf
+
+ initial_function = extract_function(funcname)
+ return lambda s: initial_function([s])
+
+ def _parse_sig_swf(self, file_contents):
+ if file_contents[1:3] != b'WS':
+ raise ExtractorError(
+ u'Not an SWF file; header is %r' % file_contents[:3])
+ if file_contents[:1] == b'C':
+ content = zlib.decompress(file_contents[8:])
+ else:
+ raise NotImplementedError(u'Unsupported compression format %r' %
+ file_contents[:1])
+
+ def extract_tags(content):
+ pos = 0
+ while pos < len(content):
+ header16 = struct.unpack('<H', content[pos:pos+2])[0]
+ pos += 2
+ tag_code = header16 >> 6
+ tag_len = header16 & 0x3f
+ if tag_len == 0x3f:
+ tag_len = struct.unpack('<I', content[pos:pos+4])[0]
+ pos += 4
+ assert pos+tag_len <= len(content)
+ yield (tag_code, content[pos:pos+tag_len])
+ pos += tag_len
+
+ code_tag = next(tag
+ for tag_code, tag in extract_tags(content)
+ if tag_code == 82)
+ p = code_tag.index(b'\0', 4) + 1
+ code_reader = io.BytesIO(code_tag[p:])
+
+ # Parse ABC (AVM2 ByteCode)
+ def read_int(reader=None):
+ if reader is None:
+ reader = code_reader
+ res = 0
+ shift = 0
+ for _ in range(5):
+ buf = reader.read(1)
+ assert len(buf) == 1
+ b = struct.unpack('<B', buf)[0]
+ res = res | ((b & 0x7f) << shift)
+ if b & 0x80 == 0:
+ break
+ shift += 7
+ return res
+
+ def u30(reader=None):
+ res = read_int(reader)
+ assert res & 0xf0000000 == 0
+ return res
+ u32 = read_int
+
+ def s32(reader=None):
+ v = read_int(reader)
+ if v & 0x80000000 != 0:
+ v = - ((v ^ 0xffffffff) + 1)
+ return v
+
+ def read_string(reader=None):
+ if reader is None:
+ reader = code_reader
+ slen = u30(reader)
+ resb = reader.read(slen)
+ assert len(resb) == slen
+ return resb.decode('utf-8')
+
+ def read_bytes(count, reader=None):
+ if reader is None:
+ reader = code_reader
+ resb = reader.read(count)
+ assert len(resb) == count
+ return resb
+
+ def read_byte(reader=None):
+ resb = read_bytes(1, reader=reader)
+ res = struct.unpack('<B', resb)[0]
+ return res
+
+ # minor_version + major_version
+ read_bytes(2 + 2)
+
+ # Constant pool
+ int_count = u30()
+ for _c in range(1, int_count):
+ s32()
+ uint_count = u30()
+ for _c in range(1, uint_count):
+ u32()
+ double_count = u30()
+ read_bytes((double_count-1) * 8)
+ string_count = u30()
+ constant_strings = [u'']
+ for _c in range(1, string_count):
+ s = read_string()
+ constant_strings.append(s)
+ namespace_count = u30()
+ for _c in range(1, namespace_count):
+ read_bytes(1) # kind
+ u30() # name
+ ns_set_count = u30()
+ for _c in range(1, ns_set_count):
+ count = u30()
+ for _c2 in range(count):
+ u30()
+ multiname_count = u30()
+ MULTINAME_SIZES = {
+ 0x07: 2, # QName
+ 0x0d: 2, # QNameA
+ 0x0f: 1, # RTQName
+ 0x10: 1, # RTQNameA
+ 0x11: 0, # RTQNameL
+ 0x12: 0, # RTQNameLA
+ 0x09: 2, # Multiname
+ 0x0e: 2, # MultinameA
+ 0x1b: 1, # MultinameL
+ 0x1c: 1, # MultinameLA
+ }
+ multinames = [u'']
+ for _c in range(1, multiname_count):
+ kind = u30()
+ assert kind in MULTINAME_SIZES, u'Invalid multiname kind %r' % kind
+ if kind == 0x07:
+ u30() # namespace_idx
+ name_idx = u30()
+ multinames.append(constant_strings[name_idx])
+ else:
+ multinames.append('[MULTINAME kind: %d]' % kind)
+ for _c2 in range(MULTINAME_SIZES[kind]):
+ u30()
+
+ # Methods
+ method_count = u30()
+ MethodInfo = collections.namedtuple(
+ 'MethodInfo',
+ ['NEED_ARGUMENTS', 'NEED_REST'])
+ method_infos = []
+ for method_id in range(method_count):
+ param_count = u30()
+ u30() # return type
+ for _ in range(param_count):
+ u30() # param type
+ u30() # name index (always 0 for youtube)
+ flags = read_byte()
+ if flags & 0x08 != 0:
+ # Options present
+ option_count = u30()
+ for c in range(option_count):
+ u30() # val
+ read_bytes(1) # kind
+ if flags & 0x80 != 0:
+ # Param names present
+ for _ in range(param_count):
+ u30() # param name
+ mi = MethodInfo(flags & 0x01 != 0, flags & 0x04 != 0)
+ method_infos.append(mi)
+
+ # Metadata
+ metadata_count = u30()
+ for _c in range(metadata_count):
+ u30() # name
+ item_count = u30()
+ for _c2 in range(item_count):
+ u30() # key
+ u30() # value
+
+ def parse_traits_info():
+ trait_name_idx = u30()
+ kind_full = read_byte()
+ kind = kind_full & 0x0f
+ attrs = kind_full >> 4
+ methods = {}
+ if kind in [0x00, 0x06]: # Slot or Const
+ u30() # Slot id
+ u30() # type_name_idx
+ vindex = u30()
+ if vindex != 0:
+ read_byte() # vkind
+ elif kind in [0x01, 0x02, 0x03]: # Method / Getter / Setter
+ u30() # disp_id
+ method_idx = u30()
+ methods[multinames[trait_name_idx]] = method_idx
+ elif kind == 0x04: # Class
+ u30() # slot_id
+ u30() # classi
+ elif kind == 0x05: # Function
+ u30() # slot_id
+ function_idx = u30()
+ methods[function_idx] = multinames[trait_name_idx]
+ else:
+ raise ExtractorError(u'Unsupported trait kind %d' % kind)
+
+ if attrs & 0x4 != 0: # Metadata present
+ metadata_count = u30()
+ for _c3 in range(metadata_count):
+ u30() # metadata index
+
+ return methods
+
+ # Classes
+ TARGET_CLASSNAME = u'SignatureDecipher'
+ searched_idx = multinames.index(TARGET_CLASSNAME)
+ searched_class_id = None
+ class_count = u30()
+ for class_id in range(class_count):
+ name_idx = u30()
+ if name_idx == searched_idx:
+ # We found the class we're looking for!
+ searched_class_id = class_id
+ u30() # super_name idx
+ flags = read_byte()
+ if flags & 0x08 != 0: # Protected namespace is present
+ u30() # protected_ns_idx
+ intrf_count = u30()
+ for _c2 in range(intrf_count):
+ u30()
+ u30() # iinit
+ trait_count = u30()
+ for _c2 in range(trait_count):
+ parse_traits_info()
+
+ if searched_class_id is None:
+ raise ExtractorError(u'Target class %r not found' %
+ TARGET_CLASSNAME)
+
+ method_names = {}
+ method_idxs = {}
+ for class_id in range(class_count):
+ u30() # cinit
+ trait_count = u30()
+ for _c2 in range(trait_count):
+ trait_methods = parse_traits_info()
+ if class_id == searched_class_id:
+ method_names.update(trait_methods.items())
+ method_idxs.update(dict(
+ (idx, name)
+ for name, idx in trait_methods.items()))
+
+ # Scripts
+ script_count = u30()
+ for _c in range(script_count):
+ u30() # init
+ trait_count = u30()
+ for _c2 in range(trait_count):
+ parse_traits_info()
+
+ # Method bodies
+ method_body_count = u30()
+ Method = collections.namedtuple('Method', ['code', 'local_count'])
+ methods = {}
+ for _c in range(method_body_count):
+ method_idx = u30()
+ u30() # max_stack
+ local_count = u30()
+ u30() # init_scope_depth
+ u30() # max_scope_depth
+ code_length = u30()
+ code = read_bytes(code_length)
+ if method_idx in method_idxs:
+ m = Method(code, local_count)
+ methods[method_idxs[method_idx]] = m
+ exception_count = u30()
+ for _c2 in range(exception_count):
+ u30() # from
+ u30() # to
+ u30() # target
+ u30() # exc_type
+ u30() # var_name
+ trait_count = u30()
+ for _c2 in range(trait_count):
+ parse_traits_info()
+
+ assert p + code_reader.tell() == len(code_tag)
+ assert len(methods) == len(method_idxs)
+
+ method_pyfunctions = {}
+
+ def extract_function(func_name):
+ if func_name in method_pyfunctions:
+ return method_pyfunctions[func_name]
+ if func_name not in methods:
+ raise ExtractorError(u'Cannot find function %r' % func_name)
+ m = methods[func_name]
+
+ def resfunc(args):
+ registers = ['(this)'] + list(args) + [None] * m.local_count
+ stack = []
+ coder = io.BytesIO(m.code)
+ while True:
+ opcode = struct.unpack('!B', coder.read(1))[0]
+ if opcode == 36: # pushbyte
+ v = struct.unpack('!B', coder.read(1))[0]
+ stack.append(v)
+ elif opcode == 44: # pushstring
+ idx = u30(coder)
+ stack.append(constant_strings[idx])
+ elif opcode == 48: # pushscope
+ # We don't implement the scope register, so we'll just
+ # ignore the popped value
+ stack.pop()
+ elif opcode == 70: # callproperty
+ index = u30(coder)
+ mname = multinames[index]
+ arg_count = u30(coder)
+ args = list(reversed(
+ [stack.pop() for _ in range(arg_count)]))
+ obj = stack.pop()
+ if mname == u'split':
+ assert len(args) == 1
+ assert isinstance(args[0], compat_str)
+ assert isinstance(obj, compat_str)
+ if args[0] == u'':
+ res = list(obj)
+ else:
+ res = obj.split(args[0])
+ stack.append(res)
+ elif mname == u'slice':
+ assert len(args) == 1
+ assert isinstance(args[0], int)
+ assert isinstance(obj, list)
+ res = obj[args[0]:]
+ stack.append(res)
+ elif mname == u'join':
+ assert len(args) == 1
+ assert isinstance(args[0], compat_str)
+ assert isinstance(obj, list)
+ res = args[0].join(obj)
+ stack.append(res)
+ elif mname in method_pyfunctions:
+ stack.append(method_pyfunctions[mname](args))
+ else:
+ raise NotImplementedError(
+ u'Unsupported property %r on %r'
+ % (mname, obj))
+ elif opcode == 72: # returnvalue
+ res = stack.pop()
+ return res
+ elif opcode == 79: # callpropvoid
+ index = u30(coder)
+ mname = multinames[index]
+ arg_count = u30(coder)
+ args = list(reversed(
+ [stack.pop() for _ in range(arg_count)]))
+ obj = stack.pop()
+ if mname == u'reverse':
+ assert isinstance(obj, list)
+ obj.reverse()
+ else:
+ raise NotImplementedError(
+ u'Unsupported (void) property %r on %r'
+ % (mname, obj))
+ elif opcode == 93: # findpropstrict
+ index = u30(coder)
+ mname = multinames[index]
+ res = extract_function(mname)
+ stack.append(res)
+ elif opcode == 97: # setproperty
+ index = u30(coder)
+ value = stack.pop()
+ idx = stack.pop()
+ obj = stack.pop()
+ assert isinstance(obj, list)
+ assert isinstance(idx, int)
+ obj[idx] = value
+ elif opcode == 98: # getlocal
+ index = u30(coder)
+ stack.append(registers[index])
+ elif opcode == 99: # setlocal
+ index = u30(coder)
+ value = stack.pop()
+ registers[index] = value
+ elif opcode == 102: # getproperty
+ index = u30(coder)
+ pname = multinames[index]
+ if pname == u'length':
+ obj = stack.pop()
+ assert isinstance(obj, list)
+ stack.append(len(obj))
+ else: # Assume attribute access
+ idx = stack.pop()
+ assert isinstance(idx, int)
+ obj = stack.pop()
+ assert isinstance(obj, list)
+ stack.append(obj[idx])
+ elif opcode == 128: # coerce
+ u30(coder)
+ elif opcode == 133: # coerce_s
+ assert isinstance(stack[-1], (type(None), compat_str))
+ elif opcode == 164: # modulo
+ value2 = stack.pop()
+ value1 = stack.pop()
+ res = value1 % value2
+ stack.append(res)
+ elif opcode == 208: # getlocal_0
+ stack.append(registers[0])
+ elif opcode == 209: # getlocal_1
+ stack.append(registers[1])
+ elif opcode == 210: # getlocal_2
+ stack.append(registers[2])
+ elif opcode == 211: # getlocal_3
+ stack.append(registers[3])
+ elif opcode == 214: # setlocal_2
+ registers[2] = stack.pop()
+ elif opcode == 215: # setlocal_3
+ registers[3] = stack.pop()
+ else:
+ raise NotImplementedError(
+ u'Unsupported opcode %d' % opcode)
+
+ method_pyfunctions[func_name] = resfunc
+ return resfunc
+
+ initial_function = extract_function(u'decipher')
+ return lambda s: initial_function([s])
+
+ def _decrypt_signature(self, s, video_id, player_url, age_gate=False):
"""Turn the encrypted s field into a working signature"""
- if len(s) == 92:
+ if player_url is not None:
+ try:
+ player_id = (player_url, len(s))
+ if player_id not in self._player_cache:
+ func = self._extract_signature_function(
+ video_id, player_url, len(s)
+ )
+ self._player_cache[player_id] = func
+ func = self._player_cache[player_id]
+ if self._downloader.params.get('youtube_print_sig_code'):
+ self._print_sig_code(func, len(s))
+ return func(s)
+ except Exception:
+ tb = traceback.format_exc()
+ self._downloader.report_warning(
+ u'Automatic signature extraction failed: ' + tb)
+
+ self._downloader.report_warning(
+ u'Warning: Falling back to static signature algorithm')
+
+ return self._static_decrypt_signature(
+ s, video_id, player_url, age_gate)
+
+ def _static_decrypt_signature(self, s, video_id, player_url, age_gate):
+ if age_gate:
+ # The videos with age protection use another player, so the
+ # algorithms can be different.
+ if len(s) == 86:
+ return s[2:63] + s[82] + s[64:82] + s[63]
+
+ if len(s) == 93:
+ return s[86:29:-1] + s[88] + s[28:5:-1]
+ elif len(s) == 92:
return s[25] + s[3:25] + s[0] + s[26:42] + s[79] + s[43:79] + s[91] + s[80:83]
+ elif len(s) == 91:
+ return s[84:27:-1] + s[86] + s[26:5:-1]
elif len(s) == 90:
return s[25] + s[3:25] + s[2] + s[26:40] + s[77] + s[41:77] + s[89] + s[78:81]
+ elif len(s) == 89:
+ return s[84:78:-1] + s[87] + s[77:60:-1] + s[0] + s[59:3:-1]
elif len(s) == 88:
- return s[48] + s[81:67:-1] + s[82] + s[66:62:-1] + s[85] + s[61:48:-1] + s[67] + s[47:12:-1] + s[3] + s[11:3:-1] + s[2] + s[12]
+ return s[7:28] + s[87] + s[29:45] + s[55] + s[46:55] + s[2] + s[56:87] + s[28]
elif len(s) == 87:
- return s[62] + s[82:62:-1] + s[83] + s[61:52:-1] + s[0] + s[51:2:-1]
+ return s[6:27] + s[4] + s[28:39] + s[27] + s[40:59] + s[2] + s[60:]
elif len(s) == 86:
- return s[2:63] + s[82] + s[64:82] + s[63]
+ return s[80:72:-1] + s[16] + s[71:39:-1] + s[72] + s[38:16:-1] + s[82] + s[15::-1]
elif len(s) == 85:
- return s[2:8] + s[0] + s[9:21] + s[65] + s[22:65] + s[84] + s[66:82] + s[21]
+ return s[3:11] + s[0] + s[12:55] + s[84] + s[56:84]
elif len(s) == 84:
- return s[83:36:-1] + s[2] + s[35:26:-1] + s[3] + s[25:3:-1] + s[26]
+ return s[78:70:-1] + s[14] + s[69:37:-1] + s[70] + s[36:14:-1] + s[80] + s[:14][::-1]
elif len(s) == 83:
- return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[53] + s[34:53] + s[24] + s[54:]
+ return s[80:63:-1] + s[0] + s[62:0:-1] + s[63]
elif len(s) == 82:
- return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34]
+ return s[80:37:-1] + s[7] + s[36:7:-1] + s[0] + s[6:0:-1] + s[37]
elif len(s) == 81:
- return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[2] + s[34:53] + s[24] + s[54:81]
+ return s[56] + s[79:56:-1] + s[41] + s[55:41:-1] + s[80] + s[40:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9]
+ elif len(s) == 80:
+ return s[1:19] + s[0] + s[20:68] + s[19] + s[69:80]
+ elif len(s) == 79:
+ return s[54] + s[77:54:-1] + s[39] + s[53:39:-1] + s[78] + s[38:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9]
else:
raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
def _get_available_subtitles(self, video_id):
- self.report_video_subtitles_download(video_id)
- request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
try:
- sub_list = compat_urllib_request.urlopen(request).read().decode('utf-8')
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ sub_list = self._download_webpage(
+ 'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id,
+ video_id, note=False)
+ except ExtractorError as err:
self._downloader.report_warning(u'unable to download video subtitles: %s' % compat_str(err))
return {}
- sub_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
- sub_lang_list = dict((l[1], l[0]) for l in sub_lang_list)
+ lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
+
+ sub_lang_list = {}
+ for l in lang_list:
+ lang = l[1]
+ params = compat_urllib_parse.urlencode({
+ 'lang': lang,
+ 'v': video_id,
+ 'fmt': self._downloader.params.get('subtitlesformat'),
+ 'name': l[0].encode('utf-8'),
+ })
+ url = u'http://www.youtube.com/api/timedtext?' + params
+ sub_lang_list[lang] = url
if not sub_lang_list:
self._downloader.report_warning(u'video doesn\'t have subtitles')
return {}
return sub_lang_list
- def _list_available_subtitles(self, video_id):
- sub_lang_list = self._get_available_subtitles(video_id)
- self.report_video_subtitles_available(video_id, sub_lang_list)
-
- def _request_subtitle(self, sub_lang, sub_name, video_id, format):
- """
- Return the subtitle as a string or None if they are not found
- """
- self.report_video_subtitles_request(video_id, sub_lang, format)
- params = compat_urllib_parse.urlencode({
- 'lang': sub_lang,
- 'name': sub_name,
- 'v': video_id,
- 'fmt': format,
- })
- url = 'http://www.youtube.com/api/timedtext?' + params
- try:
- sub = compat_urllib_request.urlopen(url).read().decode('utf-8')
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- self._downloader.report_warning(u'unable to download video subtitles for %s: %s' % (sub_lang, compat_str(err)))
- return
- if not sub:
- self._downloader.report_warning(u'Did not fetch video subtitles')
- return
- return sub
-
- def _request_automatic_caption(self, video_id, webpage):
+ def _get_available_automatic_caption(self, video_id, webpage):
"""We need the webpage for getting the captions url, pass it as an
argument to speed up the process."""
- sub_lang = self._downloader.params.get('subtitleslang') or 'en'
sub_format = self._downloader.params.get('subtitlesformat')
self.to_screen(u'%s: Looking for automatic captions' % video_id)
mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
- err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang
+ err_msg = u'Couldn\'t find automatic captions for %s' % video_id
if mobj is None:
self._downloader.report_warning(err_msg)
return {}
args = player_config[u'args']
caption_url = args[u'ttsurl']
timestamp = args[u'timestamp']
- params = compat_urllib_parse.urlencode({
- 'lang': 'en',
- 'tlang': sub_lang,
- 'fmt': sub_format,
- 'ts': timestamp,
- 'kind': 'asr',
+ # We get the available subtitles
+ list_params = compat_urllib_parse.urlencode({
+ 'type': 'list',
+ 'tlangs': 1,
+ 'asrs': 1,
})
- subtitles_url = caption_url + '&' + params
- sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions')
- return {sub_lang: sub}
- except KeyError:
+ list_url = caption_url + '&' + list_params
+ list_page = self._download_webpage(list_url, video_id)
+ caption_list = xml.etree.ElementTree.fromstring(list_page.encode('utf-8'))
+ original_lang_node = caption_list.find('track')
+ if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr' :
+ self._downloader.report_warning(u'Video doesn\'t have automatic captions')
+ return {}
+ original_lang = original_lang_node.attrib['lang_code']
+
+ sub_lang_list = {}
+ for lang_node in caption_list.findall('target'):
+ sub_lang = lang_node.attrib['lang_code']
+ params = compat_urllib_parse.urlencode({
+ 'lang': original_lang,
+ 'tlang': sub_lang,
+ 'fmt': sub_format,
+ 'ts': timestamp,
+ 'kind': 'asr',
+ })
+ sub_lang_list[sub_lang] = caption_url + '&' + params
+ return sub_lang_list
+ # An extractor error can be raise by the download process if there are
+ # no automatic captions but there are subtitles
+ except (KeyError, ExtractorError):
self._downloader.report_warning(err_msg)
return {}
-
- def _extract_subtitles(self, video_id):
- """
- Return a dictionary: {language: subtitles} or {} if the subtitles
- couldn't be found
- """
- sub_lang_list = self._get_available_subtitles(video_id)
- sub_format = self._downloader.params.get('subtitlesformat')
- if not sub_lang_list: #There was some error, it didn't get the available subtitles
- return {}
- if self._downloader.params.get('writesubtitles', False):
- if self._downloader.params.get('subtitleslang', False):
- sub_lang = self._downloader.params.get('subtitleslang')
- elif 'en' in sub_lang_list:
- sub_lang = 'en'
- else:
- sub_lang = list(sub_lang_list.keys())[0]
- if not sub_lang in sub_lang_list:
- self._downloader.report_warning(u'no closed captions found in the specified language "%s"' % sub_lang)
- return {}
- sub_lang_list = {sub_lang: sub_lang_list[sub_lang]}
- subtitles = {}
- for sub_lang in sub_lang_list:
- subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
- if subtitle:
- subtitles[sub_lang] = subtitle
- return subtitles
def _print_formats(self, formats):
print('Available formats:')
for x in formats:
- print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???')))
-
- def _real_initialize(self):
- if self._downloader is None:
- return
-
- # Set language
- request = compat_urllib_request.Request(self._LANG_URL)
- try:
- self.report_lang()
- compat_urllib_request.urlopen(request).read()
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- self._downloader.report_warning(u'unable to set language: %s' % compat_str(err))
- return
-
- (username, password) = self._get_login_info()
-
- # No authentication to be performed
- if username is None:
- return
-
- request = compat_urllib_request.Request(self._LOGIN_URL)
- try:
- login_page = compat_urllib_request.urlopen(request).read().decode('utf-8')
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- self._downloader.report_warning(u'unable to fetch login page: %s' % compat_str(err))
- return
-
- galx = None
- dsh = None
- match = re.search(re.compile(r'<input.+?name="GALX".+?value="(.+?)"', re.DOTALL), login_page)
- if match:
- galx = match.group(1)
-
- match = re.search(re.compile(r'<input.+?name="dsh".+?value="(.+?)"', re.DOTALL), login_page)
- if match:
- dsh = match.group(1)
-
- # Log in
- login_form_strs = {
- u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
- u'Email': username,
- u'GALX': galx,
- u'Passwd': password,
- u'PersistentCookie': u'yes',
- u'_utf8': u'霱',
- u'bgresponse': u'js_disabled',
- u'checkConnection': u'',
- u'checkedDomains': u'youtube',
- u'dnConn': u'',
- u'dsh': dsh,
- u'pstMsg': u'0',
- u'rmShown': u'1',
- u'secTok': u'',
- u'signIn': u'Sign in',
- u'timeStmp': u'',
- u'service': u'youtube',
- u'uilel': u'3',
- u'hl': u'en_US',
- }
- # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
- # chokes on unicode
- login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
- login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
- request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
- try:
- self.report_login()
- login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
- if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
- self._downloader.report_warning(u'unable to log in: bad username or password')
- return
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
- return
-
- # Confirm age
- age_form = {
- 'next_url': '/',
- 'action_confirm': 'Confirm',
- }
- request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form))
- try:
- self.report_age_confirmation()
- compat_urllib_request.urlopen(request).read().decode('utf-8')
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
+ print('%s\t:\t%s\t[%s]%s' %(x, self._video_extensions.get(x, 'flv'),
+ self._video_dimensions.get(x, '???'),
+ ' ('+self._special_itags[x]+')' if x in self._special_itags else ''))
def _extract_id(self, url):
mobj = re.match(self._VALID_URL, url, re.VERBOSE)
video_id = mobj.group(2)
return video_id
- def _real_extract(self, url):
- if re.match(r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$', url):
- self._downloader.report_warning(u'Did you forget to quote the URL? Remember that & is a meta-character in most shells, so you want to put the URL in quotes, like youtube-dl \'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\' (or simply youtube-dl BaW_jenozKc ).')
+ def _get_video_url_list(self, url_map):
+ """
+ Transform a dictionary in the format {itag:url} to a list of (itag, url)
+ with the requested formats.
+ """
+ req_format = self._downloader.params.get('format', None)
+ format_limit = self._downloader.params.get('format_limit', None)
+ available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
+ if format_limit is not None and format_limit in available_formats:
+ format_list = available_formats[available_formats.index(format_limit):]
+ else:
+ format_list = available_formats
+ existing_formats = [x for x in format_list if x in url_map]
+ if len(existing_formats) == 0:
+ raise ExtractorError(u'no known formats available for video')
+ if self._downloader.params.get('listformats', None):
+ self._print_formats(existing_formats)
+ return
+ if req_format is None or req_format == 'best':
+ video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
+ elif req_format == 'worst':
+ video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
+ elif req_format in ('-1', 'all'):
+ video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
+ else:
+ # Specific formats. We pick the first in a slash-delimeted sequence.
+ # Format can be specified as itag or 'mp4' or 'flv' etc. We pick the highest quality
+ # available in the specified format. For example,
+ # if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
+ # if '1/mp4/3/4' is requested and '1' and '5' (is a mp4) are available, we pick '1'.
+ # if '1/mp4/3/4' is requested and '4' and '5' (is a mp4) are available, we pick '5'.
+ req_formats = req_format.split('/')
+ video_url_list = None
+ for rf in req_formats:
+ if rf in url_map:
+ video_url_list = [(rf, url_map[rf])]
+ break
+ if rf in self._video_formats_map:
+ for srf in self._video_formats_map[rf]:
+ if srf in url_map:
+ video_url_list = [(srf, url_map[srf])]
+ break
+ else:
+ continue
+ break
+ if video_url_list is None:
+ raise ExtractorError(u'requested format not available')
+ return video_url_list
+
+ def _extract_from_m3u8(self, manifest_url, video_id):
+ url_map = {}
+ def _get_urls(_manifest):
+ lines = _manifest.split('\n')
+ urls = filter(lambda l: l and not l.startswith('#'),
+ lines)
+ return urls
+ manifest = self._download_webpage(manifest_url, video_id, u'Downloading formats manifest')
+ formats_urls = _get_urls(manifest)
+ for format_url in formats_urls:
+ itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag')
+ url_map[itag] = format_url
+ return url_map
+
+ def _extract_annotations(self, video_id):
+ url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
+ return self._download_webpage(url, video_id, note=u'Searching for annotations.', errnote=u'Unable to download video annotations.')
+ def _real_extract(self, url):
# Extract original video URL from URL with redirection, like age verification, using next_url parameter
mobj = re.search(self._NEXT_URL_RE, url)
if mobj:
video_webpage = video_webpage_bytes.decode('utf-8', 'ignore')
# Attempt to extract SWF player URL
- mobj = re.search(r'swfConfig.*?"(http:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
+ mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
if mobj is not None:
player_url = re.sub(r'\\(.)', r'\1', mobj.group(1))
else:
self._downloader.report_warning(u'unable to extract uploader nickname')
# title
- if 'title' not in video_info:
- raise ExtractorError(u'Unable to extract video title')
- video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])
+ if 'title' in video_info:
+ video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])
+ else:
+ self._downloader.report_warning(u'Unable to extract video title')
+ video_title = u'_'
# thumbnail image
# We try first to get a high quality image:
video_thumbnail = m_thumb.group(1)
elif 'thumbnail_url' not in video_info:
self._downloader.report_warning(u'unable to extract video thumbnail')
- video_thumbnail = ''
+ video_thumbnail = None
else: # don't panic if we can't find it
video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0])
video_description = u''
# subtitles
- video_subtitles = None
-
- if self._downloader.params.get('writesubtitles', False) or self._downloader.params.get('allsubtitles', False):
- video_subtitles = self._extract_subtitles(video_id)
- elif self._downloader.params.get('writeautomaticsub', False):
- video_subtitles = self._request_automatic_caption(video_id, video_webpage)
+ video_subtitles = self.extract_subtitles(video_id, video_webpage)
if self._downloader.params.get('listsubtitles', False):
- self._list_available_subtitles(video_id)
+ self._list_available_subtitles(video_id, video_webpage)
return
if 'length_seconds' not in video_info:
else:
video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0])
+ # annotations
+ video_annotations = None
+ if self._downloader.params.get('writeannotations', False):
+ video_annotations = self._extract_annotations(video_id)
+
# Decide which formats to download
- req_format = self._downloader.params.get('format', None)
try:
mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
args = info['args']
# Easy way to know if the 's' value is in url_encoded_fmt_stream_map
# this signatures are encrypted
- m_s = re.search(r'[&,]s=', args['url_encoded_fmt_stream_map'])
+ if 'url_encoded_fmt_stream_map' not in args:
+ raise ValueError(u'No stream_map present') # caught below
+ re_signature = re.compile(r'[&,]s=')
+ m_s = re_signature.search(args['url_encoded_fmt_stream_map'])
if m_s is not None:
self.to_screen(u'%s: Encrypted signatures detected.' % video_id)
video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
+ m_s = re_signature.search(args.get('adaptive_fmts', u''))
+ if m_s is not None:
+ if 'adaptive_fmts' in video_info:
+ video_info['adaptive_fmts'][0] += ',' + args['adaptive_fmts']
+ else:
+ video_info['adaptive_fmts'] = [args['adaptive_fmts']]
except ValueError:
pass
if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
self.report_rtmp_download()
video_url_list = [(None, video_info['conn'][0])]
- elif 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1:
- if 'rtmpe%3Dyes' in video_info['url_encoded_fmt_stream_map'][0]:
+ elif len(video_info.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info.get('adaptive_fmts', [])) >= 1:
+ encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts',[''])[0]
+ if 'rtmpe%3Dyes' in encoded_url_map:
raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
url_map = {}
- for url_data_str in video_info['url_encoded_fmt_stream_map'][0].split(','):
+ for url_data_str in encoded_url_map.split(','):
url_data = compat_parse_qs(url_data_str)
if 'itag' in url_data and 'url' in url_data:
url = url_data['url'][0]
if 'sig' in url_data:
url += '&signature=' + url_data['sig'][0]
elif 's' in url_data:
+ encrypted_sig = url_data['s'][0]
if self._downloader.params.get('verbose'):
- s = url_data['s'][0]
if age_gate:
- player_version = self._search_regex(r'ad3-(.+?)\.swf',
- video_info['ad3_module'][0], 'flash player',
- fatal=False)
- player = 'flash player %s' % player_version
+ if player_url is None:
+ player_version = 'unknown'
+ else:
+ player_version = self._search_regex(
+ r'-(.+)\.swf$', player_url,
+ u'flash player', fatal=False)
+ player_desc = 'flash player %s' % player_version
else:
- player = u'html5 player %s' % self._search_regex(r'html5player-(.+?)\.js', video_webpage,
+ player_version = self._search_regex(
+ r'html5player-(.+?)\.js', video_webpage,
'html5 player', fatal=False)
- parts_sizes = u'.'.join(compat_str(len(part)) for part in s.split('.'))
+ player_desc = u'html5 player %s' % player_version
+
+ parts_sizes = u'.'.join(compat_str(len(part)) for part in encrypted_sig.split('.'))
self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' %
- (len(s), parts_sizes, url_data['itag'][0], player))
- signature = self._decrypt_signature(url_data['s'][0])
+ (len(encrypted_sig), parts_sizes, url_data['itag'][0], player_desc))
+
+ if not age_gate:
+ jsplayer_url_json = self._search_regex(
+ r'"assets":.+?"js":\s*("[^"]+")',
+ video_webpage, u'JS player URL')
+ player_url = json.loads(jsplayer_url_json)
+
+ signature = self._decrypt_signature(
+ encrypted_sig, video_id, player_url, age_gate)
url += '&signature=' + signature
if 'ratebypass' not in url:
url += '&ratebypass=yes'
url_map[url_data['itag'][0]] = url
-
- format_limit = self._downloader.params.get('format_limit', None)
- available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
- if format_limit is not None and format_limit in available_formats:
- format_list = available_formats[available_formats.index(format_limit):]
- else:
- format_list = available_formats
- existing_formats = [x for x in format_list if x in url_map]
- if len(existing_formats) == 0:
- raise ExtractorError(u'no known formats available for video')
- if self._downloader.params.get('listformats', None):
- self._print_formats(existing_formats)
+ video_url_list = self._get_video_url_list(url_map)
+ if not video_url_list:
return
- if req_format is None or req_format == 'best':
- video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
- elif req_format == 'worst':
- video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
- elif req_format in ('-1', 'all'):
- video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
- else:
- # Specific formats. We pick the first in a slash-delimeted sequence.
- # For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
- req_formats = req_format.split('/')
- video_url_list = None
- for rf in req_formats:
- if rf in url_map:
- video_url_list = [(rf, url_map[rf])]
- break
- if video_url_list is None:
- raise ExtractorError(u'requested format not available')
+ elif video_info.get('hlsvp'):
+ manifest_url = video_info['hlsvp'][0]
+ url_map = self._extract_from_m3u8(manifest_url, video_id)
+ video_url_list = self._get_video_url_list(url_map)
+ if not video_url_list:
+ return
+
else:
- raise ExtractorError(u'no conn or url_encoded_fmt_stream_map information found in video info')
+ raise ExtractorError(u'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info')
results = []
- for format_param, video_real_url in video_url_list:
+ for itag, video_real_url in video_url_list:
# Extension
- video_extension = self._video_extensions.get(format_param, 'flv')
+ video_extension = self._video_extensions.get(itag, 'flv')
- video_format = '{0} - {1}'.format(format_param if format_param else video_extension,
- self._video_dimensions.get(format_param, '???'))
+ video_format = '{0} - {1}{2}'.format(itag if itag else video_extension,
+ self._video_dimensions.get(itag, '???'),
+ ' ('+self._special_itags[itag]+')' if itag in self._special_itags else '')
results.append({
'id': video_id,
'title': video_title,
'ext': video_extension,
'format': video_format,
+ 'format_id': itag,
'thumbnail': video_thumbnail,
'description': video_description,
'player_url': player_url,
'subtitles': video_subtitles,
- 'duration': video_duration
+ 'duration': video_duration,
+ 'age_limit': 18 if age_gate else 0,
+ 'annotations': video_annotations
})
return results
\? (?:.*?&)*? (?:p|a|list)=
| p/
)
- ((?:PL|EC|UU)?[0-9A-Za-z-_]{10,})
+ ((?:PL|EC|UU|FL)?[0-9A-Za-z-_]{10,})
.*
|
- ((?:PL|EC|UU)[0-9A-Za-z-_]{10,})
+ ((?:PL|EC|UU|FL)[0-9A-Za-z-_]{10,})
)"""
_TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/playlists/%s?max-results=%i&start-index=%i&v=2&alt=json&safeSearch=none'
_MAX_RESULTS = 50
mobj = re.match(self._VALID_URL, url, re.VERBOSE)
if mobj is None:
raise ExtractorError(u'Invalid URL: %s' % url)
+ playlist_id = mobj.group(1) or mobj.group(2)
+
+ # Check if it's a video-specific URL
+ query_dict = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
+ if 'v' in query_dict:
+ video_id = query_dict['v'][0]
+ if self._downloader.params.get('noplaylist'):
+ self.to_screen(u'Downloading just video %s because of --no-playlist' % video_id)
+ return self.url_result('https://www.youtube.com/watch?v=' + video_id, 'Youtube')
+ else:
+ self.to_screen(u'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id, video_id))
# Download playlist videos from API
- playlist_id = mobj.group(1) or mobj.group(2)
- page_num = 1
videos = []
- while True:
- url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, self._MAX_RESULTS * (page_num - 1) + 1)
+ for page_num in itertools.count(1):
+ start_index = self._MAX_RESULTS * (page_num - 1) + 1
+ if start_index >= 1000:
+ self._downloader.report_warning(u'Max number of results reached')
+ break
+ url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, start_index)
page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num)
try:
for entry in response['feed']['entry']:
index = entry['yt$position']['$t']
- if 'media$group' in entry and 'media$player' in entry['media$group']:
- videos.append((index, entry['media$group']['media$player']['url']))
-
- if len(response['feed']['entry']) < self._MAX_RESULTS:
- break
- page_num += 1
+ if 'media$group' in entry and 'yt$videoid' in entry['media$group']:
+ videos.append((
+ index,
+ 'https://www.youtube.com/watch?v=' + entry['media$group']['yt$videoid']['$t']
+ ))
videos = [v[1] for v in sorted(videos)]
_VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
_TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en'
_MORE_PAGES_INDICATOR = 'yt-uix-load-more'
- _MORE_PAGES_URL = 'http://www.youtube.com/channel_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s'
+ _MORE_PAGES_URL = 'http://www.youtube.com/c4_browse_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s'
IE_NAME = u'youtube:channel'
def extract_videos_from_page(self, page):
# Download any subsequent channel pages using the json-based channel_ajax query
if self._MORE_PAGES_INDICATOR in page:
- while True:
- pagenum = pagenum + 1
-
+ for pagenum in itertools.count(1):
url = self._MORE_PAGES_URL % (pagenum, channel_id)
page = self._download_webpage(url, channel_id,
u'Downloading page #%s' % pagenum)
class YoutubeUserIE(InfoExtractor):
IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)'
- _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/user/)|ytuser:)([A-Za-z0-9_-]+)'
+ _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)'
_TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s'
_GDATA_PAGE_SIZE = 50
- _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d'
- _VIDEO_INDICATOR = r'/watch\?v=(.+?)[\<&]'
+ _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json'
IE_NAME = u'youtube:user'
+ @classmethod
+ def suitable(cls, url):
+ # Don't return True if the url can be extracted with other youtube
+ # extractor, the regex would is too permissive and it would match.
+ other_ies = iter(klass for (name, klass) in globals().items() if name.endswith('IE') and klass is not cls)
+ if any(ie.suitable(url) for ie in other_ies): return False
+ else: return super(YoutubeUserIE, cls).suitable(url)
+
def _real_extract(self, url):
# Extract username
mobj = re.match(self._VALID_URL, url)
# all of them.
video_ids = []
- pagenum = 0
- while True:
+ for pagenum in itertools.count(0):
start_index = pagenum * self._GDATA_PAGE_SIZE + 1
gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
page = self._download_webpage(gdata_url, username,
u'Downloading video ids from %d to %d' % (start_index, start_index + self._GDATA_PAGE_SIZE))
+ try:
+ response = json.loads(page)
+ except ValueError as err:
+ raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
+ if 'entry' not in response['feed']:
+ # Number of videos is a multiple of self._MAX_RESULTS
+ break
+
# Extract video identifiers
ids_in_page = []
-
- for mobj in re.finditer(self._VIDEO_INDICATOR, page):
- if mobj.group(1) not in ids_in_page:
- ids_in_page.append(mobj.group(1))
-
+ for entry in response['feed']['entry']:
+ ids_in_page.append(entry['id']['$t'].split('/')[-1])
video_ids.extend(ids_in_page)
# A little optimization - if current page is not
if len(ids_in_page) < self._GDATA_PAGE_SIZE:
break
- pagenum += 1
-
urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids]
url_results = [self.url_result(rurl, 'Youtube') for rurl in urls]
return [self.playlist_result(url_results, playlist_title = username)]
return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons]
-class YoutubeSubscriptionsIE(YoutubeIE):
- """It's a subclass of YoutubeIE because we need to login"""
- IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
- _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
- IE_NAME = u'youtube:subscriptions'
- _FEED_TEMPLATE = 'http://www.youtube.com/feed_ajax?action_load_system_feed=1&feed_name=subscriptions&paging=%s'
+class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
+ """
+ Base class for extractors that fetch info from
+ http://www.youtube.com/feed_ajax
+ Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
+ """
+ _LOGIN_REQUIRED = True
_PAGING_STEP = 30
+ # use action_load_personal_feed instead of action_load_system_feed
+ _PERSONAL_FEED = False
- # Overwrite YoutubeIE properties we don't want
- _TESTS = []
- @classmethod
- def suitable(cls, url):
- return re.match(cls._VALID_URL, url) is not None
+ @property
+ def _FEED_TEMPLATE(self):
+ action = 'action_load_system_feed'
+ if self._PERSONAL_FEED:
+ action = 'action_load_personal_feed'
+ return 'http://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action, self._FEED_NAME)
+
+ @property
+ def IE_NAME(self):
+ return u'youtube:%s' % self._FEED_NAME
def _real_initialize(self):
- (username, password) = self._get_login_info()
- if username is None:
- raise ExtractorError(u'No login info available, needed for downloading the Youtube subscriptions.', expected=True)
- super(YoutubeSubscriptionsIE, self)._real_initialize()
+ self._login()
def _real_extract(self, url):
feed_entries = []
# The step argument is available only in 2.7 or higher
for i in itertools.count(0):
paging = i*self._PAGING_STEP
- info = self._download_webpage(self._FEED_TEMPLATE % paging, 'feed',
+ info = self._download_webpage(self._FEED_TEMPLATE % paging,
+ u'%s feed' % self._FEED_NAME,
u'Downloading page %s' % i)
info = json.loads(info)
feed_html = info['feed_html']
- m_ids = re.finditer(r'"/watch\?v=(.*?)"', feed_html)
+ m_ids = re.finditer(r'"/watch\?v=(.*?)["&]', feed_html)
ids = orderedSet(m.group(1) for m in m_ids)
feed_entries.extend(self.url_result(id, 'Youtube') for id in ids)
if info['paging'] is None:
break
- return self.playlist_result(feed_entries, playlist_title='Youtube Subscriptions')
+ return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
+
+class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
+ IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
+ _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
+ _FEED_NAME = 'subscriptions'
+ _PLAYLIST_TITLE = u'Youtube Subscriptions'
+
+class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
+ IE_DESC = u'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
+ _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
+ _FEED_NAME = 'recommended'
+ _PLAYLIST_TITLE = u'Youtube Recommended videos'
+
+class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
+ IE_DESC = u'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
+ _VALID_URL = r'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
+ _FEED_NAME = 'watch_later'
+ _PLAYLIST_TITLE = u'Youtube Watch Later'
+ _PAGING_STEP = 100
+ _PERSONAL_FEED = True
+
+class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
+ IE_NAME = u'youtube:favorites'
+ IE_DESC = u'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'
+ _VALID_URL = r'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
+ _LOGIN_REQUIRED = True
+
+ def _real_extract(self, url):
+ webpage = self._download_webpage('https://www.youtube.com/my_favorites', 'Youtube Favourites videos')
+ playlist_id = self._search_regex(r'list=(.+?)["&]', webpage, u'favourites playlist id')
+ return self.url_result(playlist_id, 'YoutubePlaylist')
+
+
+class YoutubeTruncatedURLIE(InfoExtractor):
+ IE_NAME = 'youtube:truncated_url'
+ IE_DESC = False # Do not list
+ _VALID_URL = r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$'
+
+ def _real_extract(self, url):
+ raise ExtractorError(
+ u'Did you forget to quote the URL? Remember that & is a meta '
+ u'character in most shells, so you want to put the URL in quotes, '
+ u'like youtube-dl '
+ u'\'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\''
+ u' (or simply youtube-dl BaW_jenozKc ).',
+ expected=True)