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Diffstat (limited to 'youtube_dlc/extractor/iqiyi.py')
| -rw-r--r-- | youtube_dlc/extractor/iqiyi.py | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/youtube_dlc/extractor/iqiyi.py b/youtube_dlc/extractor/iqiyi.py new file mode 100644 index 000000000..cd11aa70f --- /dev/null +++ b/youtube_dlc/extractor/iqiyi.py @@ -0,0 +1,394 @@ +# coding: utf-8 +from __future__ import unicode_literals + +import hashlib +import itertools +import re +import time + +from .common import InfoExtractor +from ..compat import ( + compat_str, + compat_urllib_parse_urlencode, +) +from ..utils import ( + clean_html, + decode_packed_codes, + get_element_by_id, + get_element_by_attribute, + ExtractorError, + ohdave_rsa_encrypt, + remove_start, +) + + +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): + def __init__(self, sdk_code): + self.sdk_code = sdk_code + + def run(self, target, ip, timestamp): + self.sdk_code = decode_packed_codes(self.sdk_code) + + 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'https?://(?:(?:[^.]+\.)?iqiyi\.com|www\.pps\.tv)/.+\.html' + + _NETRC_MACHINE = 'iqiyi' + + _TESTS = [{ + 'url': 'http://www.iqiyi.com/v_19rrojlavg.html', + # MD5 checksum differs on my machine and Travis CI + 'info_dict': { + 'id': '9c1fb1b99d192b21c559e5a1a2cb3c73', + 'ext': 'mp4', + 'title': '美国德州空中惊现奇异云团 酷似UFO', + } + }, { + 'url': 'http://www.iqiyi.com/v_19rrhnnclk.html', + 'md5': 'b7dc800a4004b1b57749d9abae0472da', + 'info_dict': { + 'id': 'e3f585b550a280af23c98b6cb2be19fb', + 'ext': 'mp4', + # This can be either Simplified Chinese or Traditional Chinese + 'title': r're:^(?:名侦探柯南 国语版：第752集 迫近灰原秘密的黑影 下篇|名偵探柯南 國語版：第752集 迫近灰原秘密的黑影 下篇)$', + }, + 'skip': 'Geo-restricted to China', + }, { + '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', + 'info_dict': { + 'id': '4a0af228fddb55ec96398a364248ed7f', + 'ext': 'mp4', + 'title': '第2017-04-21期 女艺人频遭极端粉丝骚扰', + }, + }, { + # 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', + 'ext': 'mp4', + 'title': '泰坦尼克号', + }, + 'skip': 'Geo-restricted to China', + }, { + 'url': 'http://www.iqiyi.com/a_19rrhb8ce1.html', + 'info_dict': { + 'id': '202918101', + 'title': '灌篮高手 国语版', + }, + 'playlist_count': 101, + }, { + 'url': 'http://www.pps.tv/w_19rrbav0ph.html', + 'only_matching': True, + }] + + _FORMATS_MAP = { + '96': 1, # 216p, 240p + '1': 2, # 336p, 360p + '2': 3, # 480p, 504p + '21': 4, # 504p + '4': 5, # 720p + '17': 5, # 720p + '5': 6, # 1072p, 1080p + '18': 7, # 1080p + } + + 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 get_raw_data(self, tvid, video_id): + tm = int(time.time() * 1000) + + key = 'd5fb4bd9d50c4be6948c97edd7254b0e' + sc = md5_text(compat_str(tm) + key + tvid) + params = { + 'tvid': tvid, + 'vid': video_id, + 'src': '76f90cbd92f94a2e925d83e8ccd22cb7', + 'sc': sc, + 't': tm, + } + + return self._download_json( + 'http://cache.m.iqiyi.com/jp/tmts/%s/%s/' % (tvid, video_id), + video_id, transform_source=lambda s: remove_start(s, 'var tvInfoJs='), + query=params, headers=self.geo_verification_headers()) + + def _extract_playlist(self, webpage): + PAGE_SIZE = 50 + + links = re.findall( + r'<a[^>]+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 + # Sometimes there are playlist links in individual videos, so treat it + # as a single video first + tvid = self._search_regex( + r'data-(?:player|shareplattrigger)-tvid\s*=\s*[\'"](\d+)', webpage, 'tvid', default=None) + if tvid is None: + playlist_result = self._extract_playlist(webpage) + if playlist_result: + return playlist_result + raise ExtractorError('Can\'t find any video') + + video_id = self._search_regex( + r'data-(?:player|shareplattrigger)-videoid\s*=\s*[\'"]([a-f\d]+)', webpage, 'video_id') + + formats = [] + for _ in range(5): + raw_data = self.get_raw_data(tvid, video_id) + + if raw_data['code'] != 'A00000': + if raw_data['code'] == 'A00111': + self.raise_geo_restricted() + raise ExtractorError('Unable to load data. Error code: ' + raw_data['code']) + + data = raw_data['data'] + + for stream in data['vidl']: + if 'm3utx' not in stream: + continue + vd = compat_str(stream['vd']) + formats.append({ + 'url': stream['m3utx'], + 'format_id': vd, + 'ext': 'mp4', + 'preference': self._FORMATS_MAP.get(vd, -1), + 'protocol': 'm3u8_native', + }) + + if formats: + break + + self._sleep(5, video_id) + + self._sort_formats(formats) + title = (get_element_by_id('widget-videotitle', webpage) + or clean_html(get_element_by_attribute('class', 'mod-play-tit', webpage)) + or self._html_search_regex(r'<span[^>]+data-videochanged-title="word"[^>]*>([^<]+)</span>', webpage, 'title')) + + return { + 'id': video_id, + 'title': title, + 'formats': formats, + } |