X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/0652569e481a8cf0995a00635ef62143fa779add..e22397a1c5329e12f3719961c9456e378f94dbb1:/youtube_dl/extractor/iqiyi.py

diff --git a/youtube_dl/extractor/iqiyi.py b/youtube_dl/extractor/iqiyi.py
index afb7f4e..cd11aa7 100644
--- a/youtube_dl/extractor/iqiyi.py
+++ b/youtube_dl/extractor/iqiyi.py
@@ -2,272 +2,393 @@
 from __future__ import unicode_literals
 
 import hashlib
-import math
-import random
+import itertools
+import re
 import time
-import uuid
 
 from .common import InfoExtractor
-from ..compat import compat_urllib_parse
-from ..utils import ExtractorError
+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'http://(?:www\.)iqiyi.com/v_.+?\.html'
+    _VALID_URL = r'https?://(?:(?:[^.]+\.)?iqiyi\.com|www\.pps\.tv)/.+\.html'
+
+    _NETRC_MACHINE = 'iqiyi'
 
     _TESTS = [{
         'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
-        'md5': '2cb594dc2781e6c941a110d8f358118b',
+        # 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',
-            'ext': 'f4v',
         }
     }, {
         'url': 'http://www.iqiyi.com/v_19rrhnnclk.html',
+        'md5': 'b7dc800a4004b1b57749d9abae0472da',
         'info_dict': {
             'id': 'e3f585b550a280af23c98b6cb2be19fb',
-            'title': '名侦探柯南第752集',
+            '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',
         },
-        'playlist': [{
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part1',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part2',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part3',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part4',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part5',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part6',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part7',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }, {
-            'info_dict': {
-                'id': 'e3f585b550a280af23c98b6cb2be19fb_part8',
-                'ext': 'f4v',
-                'title': '名侦探柯南第752集',
-            },
-        }],
-        'params': {
-            'skip_download': True,
+        '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 = [
-        ('1', 'h6'),
-        ('2', 'h5'),
-        ('3', 'h4'),
-        ('4', 'h3'),
-        ('5', 'h2'),
-        ('10', 'h1'),
-    ]
-
-    def construct_video_urls(self, data, video_id, _uuid):
-        def do_xor(x, y):
-            a = y % 3
-            if a == 1:
-                return x ^ 121
-            if a == 2:
-                return x ^ 72
-            return x ^ 103
-
-        def get_encode_code(l):
-            a = 0
-            b = l.split('-')
-            c = len(b)
-            s = ''
-            for i in range(c - 1, -1, -1):
-                a = do_xor(int(b[c - i - 1], 16), i)
-                s += chr(a)
-            return s[::-1]
-
-        def get_path_key(x, format_id, segment_index):
-            mg = ')(*&^flash@#$%a'
-            tm = self._download_json(
-                'http://data.video.qiyi.com/t?tn=' + str(random.random()), video_id,
-                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()
-
-        video_urls_dict = {}
-        for format_item in data['vp']['tkl'][0]['vs']:
-            if 0 < int(format_item['bid']) <= 10:
-                format_id = self.get_format(format_item['bid'])
-            else:
-                continue
-
-            video_urls = []
-
-            video_urls_info = format_item['fs']
-            if not format_item['fs'][0]['l'].startswith('/'):
-                t = get_encode_code(format_item['fs'][0]['l'])
-                if t.endswith('mp4'):
-                    video_urls_info = format_item['flvs']
-
-            for segment_index, segment in enumerate(video_urls_info):
-                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)
-                filesize = segment['b']
-                base_url = data['vp']['du'].split('/')
-                base_url.insert(-1, key)
-                base_url = '/'.join(base_url)
-                param = {
-                    'su': _uuid,
-                    'qyid': uuid.uuid4().hex,
-                    'client': '',
-                    'z': '',
-                    'bt': '',
-                    'ct': '',
-                    'tn': str(int(time.time()))
-                }
-                api_video_url = base_url + vl + '?' + \
-                    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))
-                video_url = js['l']
-                video_urls.append(
-                    (video_url, filesize))
-
-            video_urls_dict[format_id] = video_urls
-        return video_urls_dict
-
-    def get_format(self, bid):
-        matched_format_ids = [_format_id for _bid, _format_id in self._FORMATS_MAP if _bid == str(bid)]
-        return matched_format_ids[0] if len(matched_format_ids) else None
-
-    def get_bid(self, format_id):
-        matched_bids = [_bid for _bid, _format_id in self._FORMATS_MAP if _format_id == format_id]
-        return matched_bids[0] if len(matched_bids) else None
-
-    def get_raw_data(self, tvid, video_id, enc_key, _uuid):
-        tm = str(int(time.time()))
-        param = {
-            'key': 'fvip',
-            'src': hashlib.md5(b'youtube-dl').hexdigest(),
-            'tvId': tvid,
-            'vid': video_id,
-            'vinfo': 1,
-            'tm': tm,
-            'enc': hashlib.md5(
-                (enc_key + tm + tvid).encode('utf8')).hexdigest(),
-            'qyid': _uuid,
-            'tn': random.random(),
-            'um': 0,
-            'authkey': hashlib.md5(
-                (tm + tvid).encode('utf8')).hexdigest()
+    _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')
 
-        api_url = 'http://cache.video.qiyi.com/vms' + '?' + \
-            compat_urllib_parse.urlencode(param)
-        raw_data = self._download_json(api_url, video_id)
-        return raw_data
+        MSG_MAP = {
+            'P00107': 'please login via the web interface and enter the CAPTCHA code',
+            'P00117': 'bad username or password',
+        }
 
-    def get_enc_key(self, swf_url, video_id):
-        enc_key = '8e29ab5666d041c3a1ea76e06dabdffb'
-        return enc_key
+        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-tvid\s*=\s*[\'"](\d+)', webpage, 'tvid')
+            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-videoid\s*=\s*[\'"]([a-f\d]+)', webpage, 'video_id')
-        swf_url = self._search_regex(
-            r'(http://[^\'"]+MainPlayer[^.]+\.swf)', webpage, 'swf player URL')
-        _uuid = uuid.uuid4().hex
-
-        enc_key = self.get_enc_key(swf_url, video_id)
-
-        raw_data = self.get_raw_data(tvid, video_id, enc_key, _uuid)
-
-        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)
-
-        # construct info
-        entries = []
-        for format_id in video_urls_dict:
-            video_urls = video_urls_dict[format_id]
-            for i, video_url_info in enumerate(video_urls):
-                if len(entries) < i + 1:
-                    entries.append({'formats': []})
-                entries[i]['formats'].append(
-                    {
-                        'url': video_url_info[0],
-                        'filesize': video_url_info[-1],
-                        'format_id': format_id,
-                        'preference': int(self.get_bid(format_id))
-                    }
-                )
-
-        for i in range(len(entries)):
-            self._sort_formats(entries[i]['formats'])
-            entries[i].update(
-                {
-                    'id': '%s_part%d' % (video_id, i + 1),
-                    'title': title,
-                }
-            )
-
-        if len(entries) > 1:
-            info = {
-                '_type': 'multi_video',
-                'id': video_id,
-                'title': title,
-                'entries': entries,
-            }
-        else:
-            info = entries[0]
-            info['id'] = video_id
-            info['title'] = title
-
-        return info
+            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,
+        }