X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/0652569e481a8cf0995a00635ef62143fa779add..5dafebb045625934d6c679b05132c61c5f9793c5:/youtube_dl/extractor/iqiyi.py diff --git a/youtube_dl/extractor/iqiyi.py b/youtube_dl/extractor/iqiyi.py index afb7f4e..c3e3300 100644 --- a/youtube_dl/extractor/iqiyi.py +++ b/youtube_dl/extractor/iqiyi.py @@ -2,21 +2,203 @@ from __future__ import unicode_literals import hashlib +import itertools import math +import os import random +import re import time import uuid from .common import InfoExtractor -from ..compat import compat_urllib_parse -from ..utils import ExtractorError +from ..compat import ( + compat_parse_qs, + compat_str, + compat_urllib_parse, + compat_urllib_parse_urlparse, +) +from ..utils import ( + ExtractorError, + ohdave_rsa_encrypt, + remove_start, + sanitized_Request, + urlencode_postdata, + url_basename, +) + + +def md5_text(text): + return hashlib.md5(text.encode('utf-8')).hexdigest() + + +class IqiyiSDK(object): + def __init__(self, target, ip, timestamp): + self.target = target + self.ip = ip + self.timestamp = timestamp + + @staticmethod + def split_sum(data): + return compat_str(sum(map(lambda p: int(p, 16), list(data)))) + + @staticmethod + def digit_sum(num): + if isinstance(num, int): + num = compat_str(num) + return compat_str(sum(map(int, num))) + + def even_odd(self): + even = self.digit_sum(compat_str(self.timestamp)[::2]) + odd = self.digit_sum(compat_str(self.timestamp)[1::2]) + return even, odd + + def preprocess(self, chunksize): + self.target = md5_text(self.target) + chunks = [] + for i in range(32 // chunksize): + chunks.append(self.target[chunksize * i:chunksize * (i + 1)]) + if 32 % chunksize: + chunks.append(self.target[32 - 32 % chunksize:]) + return chunks, list(map(int, self.ip.split('.'))) + + def mod(self, modulus): + chunks, ip = self.preprocess(32) + self.target = chunks[0] + ''.join(map(lambda p: compat_str(p % modulus), ip)) + + def split(self, chunksize): + modulus_map = { + 4: 256, + 5: 10, + 8: 100, + } + + chunks, ip = self.preprocess(chunksize) + ret = '' + for i in range(len(chunks)): + ip_part = compat_str(ip[i] % modulus_map[chunksize]) if i < 4 else '' + if chunksize == 8: + ret += ip_part + chunks[i] + else: + ret += chunks[i] + ip_part + self.target = ret + + def handle_input16(self): + self.target = md5_text(self.target) + self.target = self.split_sum(self.target[:16]) + self.target + self.split_sum(self.target[16:]) + + def handle_input8(self): + self.target = md5_text(self.target) + ret = '' + for i in range(4): + part = self.target[8 * i:8 * (i + 1)] + ret += self.split_sum(part) + part + self.target = ret + + def handleSum(self): + self.target = md5_text(self.target) + self.target = self.split_sum(self.target) + self.target + + def date(self, scheme): + self.target = md5_text(self.target) + d = time.localtime(self.timestamp) + strings = { + 'y': compat_str(d.tm_year), + 'm': '%02d' % d.tm_mon, + 'd': '%02d' % d.tm_mday, + } + self.target += ''.join(map(lambda c: strings[c], list(scheme))) + + def split_time_even_odd(self): + even, odd = self.even_odd() + self.target = odd + md5_text(self.target) + even + + def split_time_odd_even(self): + even, odd = self.even_odd() + self.target = even + md5_text(self.target) + odd + + def split_ip_time_sum(self): + chunks, ip = self.preprocess(32) + self.target = compat_str(sum(ip)) + chunks[0] + self.digit_sum(self.timestamp) + + def split_time_ip_sum(self): + chunks, ip = self.preprocess(32) + self.target = self.digit_sum(self.timestamp) + chunks[0] + compat_str(sum(ip)) + + +class IqiyiSDKInterpreter(object): + BASE62_TABLE = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ' + + def __init__(self, sdk_code): + self.sdk_code = sdk_code + + @classmethod + def base62(cls, num): + if num == 0: + return '0' + ret = '' + while num: + ret = cls.BASE62_TABLE[num % 62] + ret + num = num // 62 + return ret + + def decode_eval_codes(self): + self.sdk_code = self.sdk_code[5:-3] + + mobj = re.search( + r"'([^']+)',62,(\d+),'([^']+)'\.split\('\|'\),[^,]+,{}", + self.sdk_code) + obfucasted_code, count, symbols = mobj.groups() + count = int(count) + symbols = symbols.split('|') + symbol_table = {} + + while count: + count -= 1 + b62count = self.base62(count) + symbol_table[b62count] = symbols[count] or b62count + + self.sdk_code = re.sub( + r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)], + obfucasted_code) + + def run(self, target, ip, timestamp): + self.decode_eval_codes() + + functions = re.findall(r'input=([a-zA-Z0-9]+)\(input', self.sdk_code) + + sdk = IqiyiSDK(target, ip, timestamp) + + other_functions = { + 'handleSum': sdk.handleSum, + 'handleInput8': sdk.handle_input8, + 'handleInput16': sdk.handle_input16, + 'splitTimeEvenOdd': sdk.split_time_even_odd, + 'splitTimeOddEven': sdk.split_time_odd_even, + 'splitIpTimeSum': sdk.split_ip_time_sum, + 'splitTimeIpSum': sdk.split_time_ip_sum, + } + for function in functions: + if re.match(r'mod\d+', function): + sdk.mod(int(function[3:])) + elif re.match(r'date[ymd]{3}', function): + sdk.date(function[4:]) + elif re.match(r'split\d+', function): + sdk.split(int(function[5:])) + elif function in other_functions: + other_functions[function]() + else: + raise ExtractorError('Unknown funcion %s' % function) + + return sdk.target class IqiyiIE(InfoExtractor): IE_NAME = 'iqiyi' IE_DESC = '爱奇艺' - _VALID_URL = r'http://(?:www\.)iqiyi.com/v_.+?\.html' + _VALID_URL = r'http://(?:[^.]+\.)?iqiyi\.com/.+\.html' + + _NETRC_MACHINE = 'iqiyi' _TESTS = [{ 'url': 'http://www.iqiyi.com/v_19rrojlavg.html', @@ -84,6 +266,44 @@ class IqiyiIE(InfoExtractor): 'params': { 'skip_download': True, }, + }, { + 'url': 'http://www.iqiyi.com/w_19rt6o8t9p.html', + 'only_matching': True, + }, { + 'url': 'http://www.iqiyi.com/a_19rrhbc6kt.html', + 'only_matching': True, + }, { + 'url': 'http://yule.iqiyi.com/pcb.html', + 'only_matching': True, + }, { + # VIP-only video. The first 2 parts (6 minutes) are available without login + # MD5 sums omitted as values are different on Travis CI and my machine + 'url': 'http://www.iqiyi.com/v_19rrny4w8w.html', + 'info_dict': { + 'id': 'f3cf468b39dddb30d676f89a91200dc1', + 'title': '泰坦尼克号', + }, + 'playlist': [{ + 'info_dict': { + 'id': 'f3cf468b39dddb30d676f89a91200dc1_part1', + 'ext': 'f4v', + 'title': '泰坦尼克号', + }, + }, { + 'info_dict': { + 'id': 'f3cf468b39dddb30d676f89a91200dc1_part2', + 'ext': 'f4v', + 'title': '泰坦尼克号', + }, + }], + 'expected_warnings': ['Needs a VIP account for full video'], + }, { + 'url': 'http://www.iqiyi.com/a_19rrhb8ce1.html', + 'info_dict': { + 'id': '202918101', + 'title': '灌篮高手 国语版', + }, + 'playlist_count': 101, }] _FORMATS_MAP = [ @@ -95,7 +315,98 @@ class IqiyiIE(InfoExtractor): ('10', 'h1'), ] - def construct_video_urls(self, data, video_id, _uuid): + def _real_initialize(self): + self._login() + + @staticmethod + def _rsa_fun(data): + # public key extracted from http://static.iqiyi.com/js/qiyiV2/20160129180840/jobs/i18n/i18nIndex.js + N = 0xab86b6371b5318aaa1d3c9e612a9f1264f372323c8c0f19875b5fc3b3fd3afcc1e5bec527aa94bfa85bffc157e4245aebda05389a5357b75115ac94f074aefcd + e = 65537 + + return ohdave_rsa_encrypt(data, e, N) + + def _login(self): + (username, password) = self._get_login_info() + + # No authentication to be performed + if not username: + return True + + data = self._download_json( + 'http://kylin.iqiyi.com/get_token', None, + note='Get token for logging', errnote='Unable to get token for logging') + sdk = data['sdk'] + timestamp = int(time.time()) + target = '/apis/reglogin/login.action?lang=zh_TW&area_code=null&email=%s&passwd=%s&agenttype=1&from=undefined&keeplogin=0&piccode=&fromurl=&_pos=1' % ( + username, self._rsa_fun(password.encode('utf-8'))) + + interp = IqiyiSDKInterpreter(sdk) + sign = interp.run(target, data['ip'], timestamp) + + validation_params = { + 'target': target, + 'server': 'BEA3AA1908656AABCCFF76582C4C6660', + 'token': data['token'], + 'bird_src': 'f8d91d57af224da7893dd397d52d811a', + 'sign': sign, + 'bird_t': timestamp, + } + validation_result = self._download_json( + 'http://kylin.iqiyi.com/validate?' + compat_urllib_parse.urlencode(validation_params), None, + note='Validate credentials', errnote='Unable to validate credentials') + + MSG_MAP = { + 'P00107': 'please login via the web interface and enter the CAPTCHA code', + 'P00117': 'bad username or password', + } + + code = validation_result['code'] + if code != 'A00000': + msg = MSG_MAP.get(code) + if not msg: + msg = 'error %s' % code + if validation_result.get('msg'): + msg += ': ' + validation_result['msg'] + self._downloader.report_warning('unable to log in: ' + msg) + return False + + return True + + def _authenticate_vip_video(self, api_video_url, video_id, tvid, _uuid, do_report_warning): + auth_params = { + # version and platform hard-coded in com/qiyi/player/core/model/remote/AuthenticationRemote.as + 'version': '2.0', + 'platform': 'b6c13e26323c537d', + 'aid': tvid, + 'tvid': tvid, + 'uid': '', + 'deviceId': _uuid, + 'playType': 'main', # XXX: always main? + 'filename': os.path.splitext(url_basename(api_video_url))[0], + } + + qd_items = compat_parse_qs(compat_urllib_parse_urlparse(api_video_url).query) + for key, val in qd_items.items(): + auth_params[key] = val[0] + + auth_req = sanitized_Request( + 'http://api.vip.iqiyi.com/services/ckn.action', + urlencode_postdata(auth_params)) + # iQiyi server throws HTTP 405 error without the following header + auth_req.add_header('Content-Type', 'application/x-www-form-urlencoded') + auth_result = self._download_json( + auth_req, video_id, + note='Downloading video authentication JSON', + errnote='Unable to download video authentication JSON') + if auth_result['code'] == 'Q00506': # requires a VIP account + if do_report_warning: + self.report_warning('Needs a VIP account for full video') + return False + + return auth_result + + def construct_video_urls(self, data, video_id, _uuid, tvid): def do_xor(x, y): a = y % 3 if a == 1: @@ -121,9 +432,10 @@ class IqiyiIE(InfoExtractor): note='Download path key of segment %d for format %s' % (segment_index + 1, format_id) )['t'] t = str(int(math.floor(int(tm) / (600.0)))) - return hashlib.md5((t + mg + x).encode('utf8')).hexdigest() + return md5_text(t + mg + x) video_urls_dict = {} + need_vip_warning_report = True for format_item in data['vp']['tkl'][0]['vs']: if 0 < int(format_item['bid']) <= 10: format_id = self.get_format(format_item['bid']) @@ -142,11 +454,13 @@ class IqiyiIE(InfoExtractor): vl = segment['l'] if not vl.startswith('/'): vl = get_encode_code(vl) - key = get_path_key( - vl.split('/')[-1].split('.')[0], format_id, segment_index) + is_vip_video = '/vip/' in vl filesize = segment['b'] base_url = data['vp']['du'].split('/') - base_url.insert(-1, key) + if not is_vip_video: + key = get_path_key( + vl.split('/')[-1].split('.')[0], format_id, segment_index) + base_url.insert(-1, key) base_url = '/'.join(base_url) param = { 'su': _uuid, @@ -157,8 +471,23 @@ class IqiyiIE(InfoExtractor): 'ct': '', 'tn': str(int(time.time())) } - api_video_url = base_url + vl + '?' + \ - compat_urllib_parse.urlencode(param) + api_video_url = base_url + vl + if is_vip_video: + api_video_url = api_video_url.replace('.f4v', '.hml') + auth_result = self._authenticate_vip_video( + api_video_url, video_id, tvid, _uuid, need_vip_warning_report) + if auth_result is False: + need_vip_warning_report = False + break + param.update({ + 't': auth_result['data']['t'], + # cid is hard-coded in com/qiyi/player/core/player/RuntimeData.as + 'cid': 'afbe8fd3d73448c9', + 'vid': video_id, + 'QY00001': auth_result['data']['u'], + }) + api_video_url += '?' if '?' not in api_video_url else '&' + api_video_url += compat_urllib_parse.urlencode(param) js = self._download_json( api_video_url, video_id, note='Download video info of segment %d for format %s' % (segment_index + 1, format_id)) @@ -179,20 +508,20 @@ class IqiyiIE(InfoExtractor): def get_raw_data(self, tvid, video_id, enc_key, _uuid): tm = str(int(time.time())) + tail = tm + tvid param = { 'key': 'fvip', - 'src': hashlib.md5(b'youtube-dl').hexdigest(), + 'src': md5_text('youtube-dl'), 'tvId': tvid, 'vid': video_id, 'vinfo': 1, 'tm': tm, - 'enc': hashlib.md5( - (enc_key + tm + tvid).encode('utf8')).hexdigest(), + 'enc': md5_text(enc_key + tail), 'qyid': _uuid, 'tn': random.random(), 'um': 0, - 'authkey': hashlib.md5( - (tm + tvid).encode('utf8')).hexdigest() + 'authkey': md5_text(md5_text('') + tail), + 'k_tag': 1, } api_url = 'http://cache.video.qiyi.com/vms' + '?' + \ @@ -201,12 +530,54 @@ class IqiyiIE(InfoExtractor): return raw_data def get_enc_key(self, swf_url, video_id): - enc_key = '8e29ab5666d041c3a1ea76e06dabdffb' + # TODO: automatic key extraction + # last update at 2016-01-22 for Zombie::bite + enc_key = '6ab6d0280511493ba85594779759d4ed' return enc_key + def _extract_playlist(self, webpage): + PAGE_SIZE = 50 + + links = re.findall( + r']+class="site-piclist_pic_link"[^>]+href="(http://www\.iqiyi\.com/.+\.html)"', + webpage) + if not links: + return + + album_id = self._search_regex( + r'albumId\s*:\s*(\d+),', webpage, 'album ID') + album_title = self._search_regex( + r'data-share-title="([^"]+)"', webpage, 'album title', fatal=False) + + entries = list(map(self.url_result, links)) + + # Start from 2 because links in the first page are already on webpage + for page_num in itertools.count(2): + pagelist_page = self._download_webpage( + 'http://cache.video.qiyi.com/jp/avlist/%s/%d/%d/' % (album_id, page_num, PAGE_SIZE), + album_id, + note='Download playlist page %d' % page_num, + errnote='Failed to download playlist page %d' % page_num) + pagelist = self._parse_json( + remove_start(pagelist_page, 'var tvInfoJs='), album_id) + vlist = pagelist['data']['vlist'] + for item in vlist: + entries.append(self.url_result(item['vurl'])) + if len(vlist) < PAGE_SIZE: + break + + return self.playlist_result(entries, album_id, album_title) + def _real_extract(self, url): webpage = self._download_webpage( url, 'temp_id', note='download video page') + + # There's no simple way to determine whether an URL is a playlist or not + # So detect it + playlist_result = self._extract_playlist(webpage) + if playlist_result: + return playlist_result + tvid = self._search_regex( r'data-player-tvid\s*=\s*[\'"](\d+)', webpage, 'tvid') video_id = self._search_regex( @@ -222,16 +593,13 @@ class IqiyiIE(InfoExtractor): if raw_data['code'] != 'A000000': raise ExtractorError('Unable to load data. Error code: ' + raw_data['code']) - if not raw_data['data']['vp']['tkl']: - raise ExtractorError('No support iQiqy VIP video') - data = raw_data['data'] title = data['vi']['vn'] # generate video_urls_dict video_urls_dict = self.construct_video_urls( - data, video_id, _uuid) + data, video_id, _uuid, tvid) # construct info entries = []