# coding: utf-8 import collections import errno import io import itertools import json import os.path import re import string import struct import traceback import zlib from .common import InfoExtractor, SearchInfoExtractor from .subtitles import SubtitlesInfoExtractor from ..utils import ( compat_chr, compat_parse_qs, compat_urllib_parse, compat_urllib_request, compat_urlparse, compat_str, clean_html, get_cachedir, get_element_by_id, get_element_by_attribute, ExtractorError, int_or_none, PagedList, RegexNotFoundError, unescapeHTML, unified_strdate, orderedSet, write_json_file, uppercase_escape, ) 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 = 'https://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 _set_language(self): return bool(self._download_webpage( self._LANG_URL, None, note=u'Setting language', errnote='unable to set language', fatal=False)) 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 login_page = self._download_webpage( self._LOGIN_URL, None, note=u'Downloading login page', errnote=u'unable to fetch login page', fatal=False) if login_page is False: return galx = self._search_regex(r'(?s)]* id="gaia_loginform"', login_results) is not None: self._downloader.report_warning(u'unable to log in: bad username or password') return False return True def _confirm_age(self): age_form = { 'next_url': '/', 'action_confirm': 'Confirm', } req = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form).encode('ascii')) self._download_webpage( req, None, note=u'Confirming age', errnote=u'Unable to confirm age') 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(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): IE_DESC = u'YouTube.com' _VALID_URL = r"""(?x)^ ( (?:https?://|//)? # http(s):// or protocol-independent URL (optional) (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/| (?:www\.)?deturl\.com/www\.youtube\.com/| (?:www\.)?pwnyoutube\.com/| (?:www\.)?yourepeat\.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) (?:\?|\#!?) # the params delimiter ? or # or #! (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx) v= ) )) |youtu\.be/ # just youtu.be/xxxx ) )? # all until now is optional -> you can pass the naked ID ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID (?(1).+)? # if we found the ID, everything can follow $""" _NEXT_URL_RE = r'[\?&]next_url=([^&]+)' _formats = { '5': {'ext': 'flv', 'width': 400, 'height': 240}, '6': {'ext': 'flv', 'width': 450, 'height': 270}, '13': {'ext': '3gp'}, '17': {'ext': '3gp', 'width': 176, 'height': 144}, '18': {'ext': 'mp4', 'width': 640, 'height': 360}, '22': {'ext': 'mp4', 'width': 1280, 'height': 720}, '34': {'ext': 'flv', 'width': 640, 'height': 360}, '35': {'ext': 'flv', 'width': 854, 'height': 480}, '36': {'ext': '3gp', 'width': 320, 'height': 240}, '37': {'ext': 'mp4', 'width': 1920, 'height': 1080}, '38': {'ext': 'mp4', 'width': 4096, 'height': 3072}, '43': {'ext': 'webm', 'width': 640, 'height': 360}, '44': {'ext': 'webm', 'width': 854, 'height': 480}, '45': {'ext': 'webm', 'width': 1280, 'height': 720}, '46': {'ext': 'webm', 'width': 1920, 'height': 1080}, # 3d videos '82': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20}, '83': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20}, '84': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20}, '85': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': '3D', 'preference': -20}, '100': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20}, '101': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20}, '102': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20}, # Apple HTTP Live Streaming '92': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10}, '93': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'HLS', 'preference': -10}, '94': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'HLS', 'preference': -10}, '95': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'HLS', 'preference': -10}, '96': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'HLS', 'preference': -10}, '132': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10}, '151': {'ext': 'mp4', 'height': 72, 'resolution': '72p', 'format_note': 'HLS', 'preference': -10}, # DASH mp4 video '133': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'DASH video', 'preference': -40}, '134': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'DASH video', 'preference': -40}, '135': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'DASH video', 'preference': -40}, '136': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'DASH video', 'preference': -40}, '137': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40}, '138': {'ext': 'mp4', 'height': 1081, 'resolution': '>1080p', 'format_note': 'DASH video', 'preference': -40}, '160': {'ext': 'mp4', 'height': 192, 'resolution': '192p', 'format_note': 'DASH video', 'preference': -40}, '264': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40}, # Dash mp4 audio '139': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 48, 'preference': -50}, '140': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 128, 'preference': -50}, '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 256, 'preference': -50}, # Dash webm '167': {'ext': 'webm', 'height': 360, 'width': 640, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40}, '168': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40}, '169': {'ext': 'webm', 'height': 720, 'width': 1280, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40}, '170': {'ext': 'webm', 'height': 1080, 'width': 1920, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40}, '218': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40}, '219': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40}, '242': {'ext': 'webm', 'height': 240, 'resolution': '240p', 'format_note': 'DASH webm', 'preference': -40}, '243': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': 'DASH webm', 'preference': -40}, '244': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}, '245': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}, '246': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}, '247': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': 'DASH webm', 'preference': -40}, '248': {'ext': 'webm', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH webm', 'preference': -40}, # Dash webm audio '171': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 48, 'preference': -50}, '172': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 256, 'preference': -50}, # RTMP (unnamed) '_rtmp': {'protocol': 'rtmp'}, } IE_NAME = u'youtube' _TESTS = [ { u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc", u"file": u"BaW_jenozKc.mp4", u"info_dict": { u"title": u"youtube-dl test video \"'/\\ä↭𝕐", u"uploader": u"Philipp Hagemeister", u"uploader_id": u"phihag", u"upload_date": u"20121002", u"description": u"test chars: \"'/\\ä↭𝕐\ntest URL: https://github.com/rg3/youtube-dl/issues/1892\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=UxxajLWwzqY", u"file": u"UxxajLWwzqY.mp4", u"note": u"Test generic use_cipher_signature video (#897)", u"info_dict": { u"upload_date": u"20120506", u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]", u"description": u"md5:5b292926389560516e384ac437c0ec07", u"uploader": u"Icona Pop", u"uploader_id": u"IconaPop" } }, { u"url": u"https://www.youtube.com/watch?v=07FYdnEawAQ", u"file": u"07FYdnEawAQ.mp4", u"note": u"Test VEVO video with age protection (#956)", u"info_dict": { u"upload_date": u"20130703", u"title": u"Justin Timberlake - Tunnel Vision (Explicit)", u"description": u"md5:64249768eec3bc4276236606ea996373", u"uploader": u"justintimberlakeVEVO", u"uploader_id": u"justintimberlakeVEVO" } }, { u"url": u"//www.YouTube.com/watch?v=yZIXLfi8CZQ", u"file": u"yZIXLfi8CZQ.mp4", u"note": u"Embed-only video (#1746)", u"info_dict": { u"upload_date": u"20120608", u"title": u"Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012", u"description": u"md5:09b78bd971f1e3e289601dfba15ca4f7", u"uploader": u"SET India", u"uploader_id": u"setindia" } }, { u"url": u"http://www.youtube.com/watch?v=a9LDPn-MO4I", u"file": u"a9LDPn-MO4I.m4a", u"note": u"256k DASH audio (format 141) via DASH manifest", u"info_dict": { u"upload_date": "20121002", u"uploader_id": "8KVIDEO", u"description": "No description available.", u"uploader": "8KVIDEO", u"title": "UHDTV TEST 8K VIDEO.mp4" }, u"params": { u"youtube_include_dash_manifest": True, u"format": "141", }, }, ] @classmethod def suitable(cls, url): """Receives a URL and returns True if suitable for this IE.""" if YoutubePlaylistIE.suitable(url): return False return re.match(cls._VALID_URL, url) is not None def __init__(self, *args, **kwargs): super(YoutubeIE, self).__init__(*args, **kwargs) self._player_cache = {} def report_video_info_webpage_download(self, video_id): """Report attempt to download video info webpage.""" self.to_screen(u'%s: Downloading video info webpage' % video_id) def report_information_extraction(self, video_id): """Report attempt to extract video information.""" self.to_screen(u'%s: Extracting video information' % video_id) def report_unavailable_format(self, video_id, format): """Report extracted video URL.""" self.to_screen(u'%s: Format %s not available' % (video_id, format)) def report_rtmp_download(self): """Indicate the download will use the RTMP protocol.""" self.to_screen(u'RTMP download detected') def _extract_signature_function(self, video_id, player_url, slen): id_m = re.match(r'.*-(?P[a-zA-Z0-9_-]+)\.(?P[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[a-z]+)(?:\[(?P[^\]]+)\])?' + r'=(?P.*)$', stmt) if ass_m: if ass_m.groupdict().get('index'): def assign(val): lvar = local_vars[ass_m.group('out')] idx = interpret_expression(ass_m.group('index'), local_vars, allow_recursion) assert isinstance(idx, int) lvar[idx] = val return val expr = ass_m.group('expr') else: def assign(val): local_vars[ass_m.group('out')] = val return val expr = ass_m.group('expr') elif stmt.startswith(u'return '): assign = lambda v: v expr = stmt[len(u'return '):] else: raise ExtractorError( u'Cannot determine left side of statement in %r' % stmt) v = interpret_expression(expr, local_vars, allow_recursion) return assign(v) def interpret_expression(expr, local_vars, allow_recursion): if expr.isdigit(): return int(expr) if expr.isalpha(): return local_vars[expr] m = re.match(r'^(?P[a-z]+)\.(?P.*)$', 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\((?P.*)\)', member) if slice_m: idx = interpret_expression( slice_m.group('idx'), local_vars, allow_recursion-1) return val[idx:] m = re.match( r'^(?P[a-z]+)\[(?P.+)\]$', expr) if m: val = local_vars[m.group('in')] idx = interpret_expression(m.group('idx'), local_vars, allow_recursion-1) return val[idx] m = re.match(r'^(?P.+?)(?P[%])(?P.+?)$', 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[a-zA-Z$]+)\((?P[a-z0-9,]+)\)$', 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'\((?P[a-z,]+)\){(?P[^}]+)}', 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('> 6 tag_len = header16 & 0x3f if tag_len == 0x3f: tag_len = struct.unpack('> 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 player_url is not None: if player_url.startswith(u'//'): player_url = u'https:' + player_url 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[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[6:27] + s[4] + s[28:39] + s[27] + s[40:59] + s[2] + s[60:] elif len(s) == 86: 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[3:11] + s[0] + s[12:55] + s[84] + s[56:84] elif len(s) == 84: 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[80:63:-1] + s[0] + s[62:0:-1] + s[63] elif len(s) == 82: 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[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, webpage): try: sub_list = self._download_webpage( 'https://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 {} 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', 'srt'), 'name': unescapeHTML(l[0]).encode('utf-8'), }) url = u'https://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 _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_format = self._downloader.params.get('subtitlesformat', 'srt') 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' % video_id if mobj is None: self._downloader.report_warning(err_msg) return {} player_config = json.loads(mobj.group(1)) try: args = player_config[u'args'] caption_url = args[u'ttsurl'] timestamp = args[u'timestamp'] # We get the available subtitles list_params = compat_urllib_parse.urlencode({ 'type': 'list', 'tlangs': 1, 'asrs': 1, }) list_url = caption_url + '&' + list_params caption_list = self._download_xml(list_url, video_id) 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 {} @classmethod def extract_id(cls, url): mobj = re.match(cls._VALID_URL, url, re.VERBOSE) if mobj is None: raise ExtractorError(u'Invalid URL: %s' % url) video_id = mobj.group(2) return video_id 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: url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/') video_id = self.extract_id(url) # Get video webpage url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id video_webpage = self._download_webpage(url, video_id) # Attempt to extract SWF player URL 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: player_url = None # Get video info self.report_video_info_webpage_download(video_id) if re.search(r'player-age-gate-content">', video_webpage) is not None: self.report_age_confirmation() age_gate = True # We simulate the access to the video from www.youtube.com/v/{video_id} # this can be viewed without login into Youtube data = compat_urllib_parse.urlencode({'video_id': video_id, 'el': 'player_embedded', 'gl': 'US', 'hl': 'en', 'eurl': 'https://youtube.googleapis.com/v/' + video_id, 'asv': 3, 'sts':'1588', }) video_info_url = 'https://www.youtube.com/get_video_info?' + data video_info_webpage = self._download_webpage(video_info_url, video_id, note=False, errnote='unable to download video info webpage') video_info = compat_parse_qs(video_info_webpage) else: age_gate = False for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']: video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en' % (video_id, el_type)) video_info_webpage = self._download_webpage(video_info_url, video_id, note=False, errnote='unable to download video info webpage') video_info = compat_parse_qs(video_info_webpage) if 'token' in video_info: break if 'token' not in video_info: if 'reason' in video_info: raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True) else: raise ExtractorError(u'"token" parameter not in video info for unknown reason') if 'view_count' in video_info: view_count = int(video_info['view_count'][0]) else: view_count = None # Check for "rental" videos if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info: raise ExtractorError(u'"rental" videos not supported') # Start extracting information self.report_information_extraction(video_id) # uploader if 'author' not in video_info: raise ExtractorError(u'Unable to extract uploader name') video_uploader = compat_urllib_parse.unquote_plus(video_info['author'][0]) # uploader_id video_uploader_id = None mobj = re.search(r'', video_webpage) if mobj is not None: video_uploader_id = mobj.group(1) else: self._downloader.report_warning(u'unable to extract uploader nickname') # title 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: m_thumb = re.search(r'', video_webpage, re.DOTALL) if m_thumb is not None: 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 = None else: # don't panic if we can't find it video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0]) # upload date upload_date = None mobj = re.search(r'id="eow-date.*?>(.*?)', video_webpage, re.DOTALL) if mobj is not None: upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split()) upload_date = unified_strdate(upload_date) # description video_description = get_element_by_id("eow-description", video_webpage) if video_description: video_description = re.sub(r'''(?x) [^<]+ ''', r'\1', video_description) video_description = clean_html(video_description) else: fd_mobj = re.search(r'([\d,]+)' % re.escape(klass), video_webpage, klass, default=None) if count is not None: return int(count.replace(',', '')) return None like_count = _extract_count(u'likes-count') dislike_count = _extract_count(u'dislikes-count') # subtitles video_subtitles = self.extract_subtitles(video_id, video_webpage) if self._downloader.params.get('listsubtitles', False): self._list_available_subtitles(video_id, video_webpage) return if 'length_seconds' not in video_info: self._downloader.report_warning(u'unable to extract video duration') video_duration = None else: video_duration = int(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 try: mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage) if not mobj: raise ValueError('Could not find vevo ID') info = json.loads(mobj.group(1)) args = info['args'] # Easy way to know if the 's' value is in url_encoded_fmt_stream_map # this signatures are encrypted 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 def _map_to_format_list(urlmap): formats = [] for itag, video_real_url in urlmap.items(): dct = { 'format_id': itag, 'url': video_real_url, 'player_url': player_url, } if itag in self._formats: dct.update(self._formats[itag]) formats.append(dct) return formats if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'): self.report_rtmp_download() formats = [{ 'format_id': '_rtmp', 'protocol': 'rtmp', 'url': video_info['conn'][0], 'player_url': player_url, }] 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 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'): if age_gate: 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_version = self._search_regex( r'html5player-(.+?)\.js', video_webpage, 'html5 player', fatal=False) 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(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 formats = _map_to_format_list(url_map) elif video_info.get('hlsvp'): manifest_url = video_info['hlsvp'][0] url_map = self._extract_from_m3u8(manifest_url, video_id) formats = _map_to_format_list(url_map) else: raise ExtractorError(u'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info') # Look for the DASH manifest if (self._downloader.params.get('youtube_include_dash_manifest', False)): try: # The DASH manifest used needs to be the one from the original video_webpage. # The one found in get_video_info seems to be using different signatures. # However, in the case of an age restriction there won't be any embedded dashmpd in the video_webpage. # Luckily, it seems, this case uses some kind of default signature (len == 86), so the # combination of get_video_info and the _static_decrypt_signature() decryption fallback will work here. if age_gate: dash_manifest_url = video_info.get('dashmpd')[0]; else: x = re.search(r'ytplayer\.config = ({.*});', video_webpage) x = json.loads(x.group(1)); dash_manifest_url = x['args']['dashmpd'] def decrypt_sig(mobj): s = mobj.group(1) dec_s = self._decrypt_signature(s, video_id, player_url, age_gate) return '/signature/%s' % dec_s dash_manifest_url = re.sub(r'/s/([\w\.]+)', decrypt_sig, dash_manifest_url) dash_doc = self._download_xml( dash_manifest_url, video_id, note=u'Downloading DASH manifest', errnote=u'Could not download DASH manifest') for r in dash_doc.findall(u'.//{urn:mpeg:DASH:schema:MPD:2011}Representation'): url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL') if url_el is None: continue format_id = r.attrib['id'] video_url = url_el.text filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength')) f = { 'format_id': format_id, 'url': video_url, 'width': int_or_none(r.attrib.get('width')), 'tbr': int_or_none(r.attrib.get('bandwidth'), 1000), 'asr': int_or_none(r.attrib.get('audioSamplingRate')), 'filesize': filesize, } try: existing_format = next( fo for fo in formats if fo['format_id'] == format_id) except StopIteration: f.update(self._formats.get(format_id, {})) formats.append(f) else: existing_format.update(f) except (ExtractorError, KeyError) as e: self.report_warning(u'Skipping DASH manifest: %s' % e, video_id) self._sort_formats(formats) return { 'id': video_id, 'uploader': video_uploader, 'uploader_id': video_uploader_id, 'upload_date': upload_date, 'title': video_title, 'thumbnail': video_thumbnail, 'description': video_description, 'subtitles': video_subtitles, 'duration': video_duration, 'age_limit': 18 if age_gate else 0, 'annotations': video_annotations, 'webpage_url': 'https://www.youtube.com/watch?v=%s' % video_id, 'view_count': view_count, 'like_count': like_count, 'dislike_count': dislike_count, 'formats': formats, } class YoutubePlaylistIE(YoutubeBaseInfoExtractor): IE_DESC = u'YouTube.com playlists' _VALID_URL = r"""(?x)(?: (?:https?://)? (?:\w+\.)? youtube\.com/ (?: (?:course|view_play_list|my_playlists|artist|playlist|watch) \? (?:.*?&)*? (?:p|a|list)= | p/ ) ( (?:PL|EC|UU|FL|RD)?[0-9A-Za-z-_]{10,} # Top tracks, they can also include dots |(?:MC)[\w\.]* ) .* | ((?:PL|EC|UU|FL|RD)[0-9A-Za-z-_]{10,}) )""" _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s&page=%s' _MORE_PAGES_INDICATOR = r'data-link-type="next"' _VIDEO_RE = r'href="/watch\?v=(?P[0-9A-Za-z_-]{11})&[^"]*?index=(?P\d+)' IE_NAME = u'youtube:playlist' def _real_initialize(self): self._login() def _ids_to_results(self, ids): return [self.url_result(vid_id, 'Youtube', video_id=vid_id) for vid_id in ids] def _extract_mix(self, playlist_id): # The mixes are generated from a a single video # the id of the playlist is just 'RD' + video_id url = 'https://youtube.com/watch?v=%s&list=%s' % (playlist_id[-11:], playlist_id) webpage = self._download_webpage(url, playlist_id, u'Downloading Youtube mix') title_span = (get_element_by_attribute('class', 'title long-title', webpage) or get_element_by_attribute('class', 'title ', webpage)) title = clean_html(title_span) video_re = r'data-index="\d+".*?href="/watch\?v=([0-9A-Za-z_-]{11})&[^"]*?list=%s' % re.escape(playlist_id) ids = orderedSet(re.findall(video_re, webpage)) url_results = self._ids_to_results(ids) return self.playlist_result(url_results, playlist_id, title) def _real_extract(self, url): # Extract playlist id mobj = re.match(self._VALID_URL, url) 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(video_id, 'Youtube', video_id=video_id) else: self.to_screen(u'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id, video_id)) if playlist_id.startswith('RD'): # Mixes require a custom extraction process return self._extract_mix(playlist_id) if playlist_id.startswith('TL'): raise ExtractorError(u'For downloading YouTube.com top lists, use ' u'the "yttoplist" keyword, for example "youtube-dl \'yttoplist:music:Top Tracks\'"', expected=True) # Extract the video ids from the playlist pages ids = [] for page_num in itertools.count(1): url = self._TEMPLATE_URL % (playlist_id, page_num) page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num) matches = re.finditer(self._VIDEO_RE, page) # We remove the duplicates and the link with index 0 # (it's not the first video of the playlist) new_ids = orderedSet(m.group('id') for m in matches if m.group('index') != '0') ids.extend(new_ids) if re.search(self._MORE_PAGES_INDICATOR, page) is None: break try: playlist_title = self._og_search_title(page) except RegexNotFoundError: self.report_warning( u'Playlist page is missing OpenGraph title, falling back ...', playlist_id) playlist_title = self._html_search_regex( r'

(.*?)

', page, u'title') url_results = self._ids_to_results(ids) return self.playlist_result(url_results, playlist_id, playlist_title) class YoutubeTopListIE(YoutubePlaylistIE): IE_NAME = u'youtube:toplist' IE_DESC = (u'YouTube.com top lists, "yttoplist:{channel}:{list title}"' u' (Example: "yttoplist:music:Top Tracks")') _VALID_URL = r'yttoplist:(?P.*?):(?P.*?)$' def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) channel = mobj.group('chann') title = mobj.group('title') query = compat_urllib_parse.urlencode({'title': title}) playlist_re = 'href="([^"]+?%s.*?)"' % re.escape(query) channel_page = self._download_webpage('https://www.youtube.com/%s' % channel, title) link = self._html_search_regex(playlist_re, channel_page, u'list') url = compat_urlparse.urljoin('https://www.youtube.com/', link) video_re = r'data-index="\d+".*?data-video-id="([0-9A-Za-z_-]{11})"' ids = [] # sometimes the webpage doesn't contain the videos # retry until we get them for i in itertools.count(0): msg = u'Downloading Youtube mix' if i > 0: msg += ', retry #%d' % i webpage = self._download_webpage(url, title, msg) ids = orderedSet(re.findall(video_re, webpage)) if ids: break url_results = self._ids_to_results(ids) return self.playlist_result(url_results, playlist_title=title) class YoutubeChannelIE(InfoExtractor): IE_DESC = u'YouTube.com channels' _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)" _MORE_PAGES_INDICATOR = 'yt-uix-load-more' _MORE_PAGES_URL = 'https://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): ids_in_page = [] for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&?', page): if mobj.group(1) not in ids_in_page: ids_in_page.append(mobj.group(1)) return ids_in_page def _real_extract(self, url): # Extract channel id mobj = re.match(self._VALID_URL, url) if mobj is None: raise ExtractorError(u'Invalid URL: %s' % url) # Download channel page channel_id = mobj.group(1) video_ids = [] url = 'https://www.youtube.com/channel/%s/videos' % channel_id channel_page = self._download_webpage(url, channel_id) autogenerated = re.search(r'''(?x) class="[^"]*?(?: channel-header-autogenerated-label| yt-channel-title-autogenerated )[^"]*"''', channel_page) is not None if autogenerated: # The videos are contained in a single page # the ajax pages can't be used, they are empty video_ids = self.extract_videos_from_page(channel_page) else: # Download all channel pages using the json-based channel_ajax query for pagenum in itertools.count(1): url = self._MORE_PAGES_URL % (pagenum, channel_id) page = self._download_json( url, channel_id, note=u'Downloading page #%s' % pagenum, transform_source=uppercase_escape) ids_in_page = self.extract_videos_from_page(page['content_html']) video_ids.extend(ids_in_page) if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']: break self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids))) url_entries = [self.url_result(video_id, 'Youtube', video_id=video_id) for video_id in video_ids] return self.playlist_result(url_entries, channel_id) class YoutubeUserIE(InfoExtractor): IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)' _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)' _TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/users/%s' _GDATA_PAGE_SIZE = 50 _GDATA_URL = 'https://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) if mobj is None: raise ExtractorError(u'Invalid URL: %s' % url) username = mobj.group(1) # Download video ids using YouTube Data API. Result size per # query is limited (currently to 50 videos) so we need to query # page by page until there are no video ids - it means we got # all of them. def download_page(pagenum): 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']: return # Extract video identifiers entries = response['feed']['entry'] for entry in entries: title = entry['title']['$t'] video_id = entry['id']['$t'].split('/')[-1] yield { '_type': 'url', 'url': video_id, 'ie_key': 'Youtube', 'id': video_id, 'title': title, } url_results = PagedList(download_page, self._GDATA_PAGE_SIZE) return self.playlist_result(url_results, playlist_title=username) class YoutubeSearchIE(SearchInfoExtractor): IE_DESC = u'YouTube.com searches' _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc' _MAX_RESULTS = 1000 IE_NAME = u'youtube:search' _SEARCH_KEY = 'ytsearch' def _get_n_results(self, query, n): """Get a specified number of results for a query""" video_ids = [] pagenum = 0 limit = n while (50 * pagenum) < limit: result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1) data_json = self._download_webpage( result_url, video_id=u'query "%s"' % query, note=u'Downloading page %s' % (pagenum + 1), errnote=u'Unable to download API page') data = json.loads(data_json) api_response = data['data'] if 'items' not in api_response: raise ExtractorError( u'[youtube] No video results', expected=True) new_ids = list(video['id'] for video in api_response['items']) video_ids += new_ids limit = min(n, api_response['totalItems']) pagenum += 1 if len(video_ids) > n: video_ids = video_ids[:n] videos = [self.url_result(video_id, 'Youtube', video_id=video_id) for video_id in video_ids] return self.playlist_result(videos, query) class YoutubeSearchDateIE(YoutubeSearchIE): IE_NAME = YoutubeSearchIE.IE_NAME + ':date' _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published' _SEARCH_KEY = 'ytsearchdate' IE_DESC = u'YouTube.com searches, newest videos first' class YoutubeShowIE(InfoExtractor): IE_DESC = u'YouTube.com (multi-season) shows' _VALID_URL = r'https?://www\.youtube\.com/show/(.*)' IE_NAME = u'youtube:show' def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) show_name = mobj.group(1) webpage = self._download_webpage(url, show_name, u'Downloading show webpage') # There's one playlist for each season of the show m_seasons = list(re.finditer(r'href="(/playlist\?list=.*?)"', webpage)) self.to_screen(u'%s: Found %s seasons' % (show_name, len(m_seasons))) return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons] 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 # use action_load_personal_feed instead of action_load_system_feed _PERSONAL_FEED = False @property def _FEED_TEMPLATE(self): action = 'action_load_system_feed' if self._PERSONAL_FEED: action = 'action_load_personal_feed' return 'https://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): self._login() def _real_extract(self, url): feed_entries = [] paging = 0 for i in itertools.count(1): 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) ids = orderedSet(m.group(1) for m in m_ids) feed_entries.extend( self.url_result(video_id, 'Youtube', video_id=video_id) for video_id in ids) if info['paging'] is None: break paging = info['paging'] 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' _PERSONAL_FEED = True class YoutubeHistoryIE(YoutubeFeedsInfoExtractor): IE_DESC = u'Youtube watch history, "ythistory" keyword (requires authentication)' _VALID_URL = u'https?://www\.youtube\.com/feed/history|:ythistory' _FEED_NAME = 'history' _PERSONAL_FEED = True _PLAYLIST_TITLE = u'Youtube Watch History' 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'''(?x) (?:https?://)?[^/]+/watch\?(?:feature=[a-z_]+)?$| (?:https?://)?(?:www\.)?youtube\.com/attribution_link\?a=[^&]+$ ''' 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)