Merge pull request #7045 from remitamine/ign
[youtube-dl] / youtube_dl / extractor / iqiyi.py
index 747f3f90281caf81fcbfcbb1eacace97715e8e34..c3731a110b9a0ce222e742161fdbc1081fbbab61 100644 (file)
 # coding: utf-8
-
 from __future__ import unicode_literals
 
-from .common import InfoExtractor
+import hashlib
+import math
+import random
+import time
+import uuid
 
+from .common import InfoExtractor
 from ..compat import compat_urllib_parse
-
 from ..utils import ExtractorError
 
-import re
-import time
-import uuid
-import math
-import random
-import zlib
-import hashlib
 
 class IqiyiIE(InfoExtractor):
     IE_NAME = 'iqiyi'
+    IE_DESC = '爱奇艺'
 
-    _VALID_URL = r'http://(?:www\.)iqiyi.com/.+?\.html'
+    _VALID_URL = r'http://(?:www\.)iqiyi.com/v_.+?\.html'
 
-    _TEST = {
-            'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
-            'md5': '2cb594dc2781e6c941a110d8f358118b',
+    _TESTS = [{
+        'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
+        'md5': '2cb594dc2781e6c941a110d8f358118b',
+        'info_dict': {
+            'id': '9c1fb1b99d192b21c559e5a1a2cb3c73',
+            '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',
+        'info_dict': {
+            'id': 'e3f585b550a280af23c98b6cb2be19fb',
+            'title': '名侦探柯南第752集',
+        },
+        'playlist': [{
             'info_dict': {
-                'id': '9c1fb1b99d192b21c559e5a1a2cb3c73',
-                'title': '美国德州空中惊现奇异云团 酷似UFO',
+                'id': 'e3f585b550a280af23c98b6cb2be19fb_part1',
                 'ext': 'f4v',
-            }
-    }
-
-    def construct_video_urls(self, data, video_id, _uuid, bid):
+                '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,
+        },
+    }]
+
+    _FORMATS_MAP = [
+        ('1', 'h6'),
+        ('2', 'h5'),
+        ('3', 'h4'),
+        ('4', 'h3'),
+        ('5', 'h2'),
+        ('10', 'h1'),
+    ]
+
+    @staticmethod
+    def md5_text(text):
+        return hashlib.md5(text.encode('utf-8')).hexdigest()
+
+    def construct_video_urls(self, data, video_id, _uuid):
         def do_xor(x, y):
             a = y % 3
             if a == 1:
@@ -46,53 +114,41 @@ class IqiyiIE(InfoExtractor):
             c = len(b)
             s = ''
             for i in range(c - 1, -1, -1):
-                a = do_xor(int(b[c-i-1], 16), i)
+                a = do_xor(int(b[c - i - 1], 16), i)
                 s += chr(a)
             return s[::-1]
 
-        def get_path_key(x):
+        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)['t']
-            t = str(int(math.floor(int(tm)/(600.0))))
-            return hashlib.md5(
-                 (t+mg+x).encode('utf8')).hexdigest()
-
-        # get accept format
-        # getting all format will spend minutes for a big video.
-        if bid == 'best':
-            bids = [int(i['bid']) for i in data['vp']['tkl'][0]['vs'] \
-                   if 0 < int(i['bid']) <= 10]
-            bid = str(max(bids))
+                '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 self.md5_text(t + mg + x)
 
         video_urls_dict = {}
-        for i in data['vp']['tkl'][0]['vs']:
-            if 0 < int(i['bid']) <= 10:
-                format_id = self.get_format(i['bid'])
+        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 = i['fs']
-            if not i['fs'][0]['l'].startswith('/'):
-                t = get_encode_code(i['fs'][0]['l'])
+            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 = i['flvs']
+                    video_urls_info = format_item['flvs']
 
-            if int(i['bid']) != int(bid):  # ignore missing match format
-                video_urls.extend(
-                    [('http://example.com/v.flv', ii['b']) for ii in video_urls_info])
-                video_urls_dict[format_id] = video_urls
-                continue
-
-            for ii in video_urls_info:
-                vl = ii['l']
+            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])
-                filesize = ii['b']
+                    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)
@@ -107,7 +163,9 @@ class IqiyiIE(InfoExtractor):
                 }
                 api_video_url = base_url + vl + '?' + \
                     compat_urllib_parse.urlencode(param)
-                js = self._download_json(api_video_url, video_id)
+                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))
@@ -116,44 +174,28 @@ class IqiyiIE(InfoExtractor):
         return video_urls_dict
 
     def get_format(self, bid):
-        _dict = {
-            '1'  : 'h6',
-            '2'  : 'h5',
-            '3'  : 'h4',
-            '4'  : 'h3',
-            '5'  : 'h2',
-            '10' : 'h1'
-        }
-        return _dict.get(str(bid), None)
+        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):
-        _dict = {
-            'h6'   : '1',
-            'h5'   : '2',
-            'h4'   : '3',
-            'h3'   : '4',
-            'h2'   : '5',
-            'h1'   : '10',
-            'best' : 'best'
-        }
-        return _dict.get(format_id, None)
+        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()))
+        tail = tm + tvid
         param = {
             'key': 'fvip',
-            'src': hashlib.md5(b'youtube-dl').hexdigest(),
+            'src': self.md5_text('youtube-dl'),
             'tvId': tvid,
             'vid': video_id,
             'vinfo': 1,
             'tm': tm,
-            'enc': hashlib.md5(
-                (enc_key + tm + tvid).encode('utf8')).hexdigest(),
+            'enc': self.md5_text(enc_key + tail),
             'qyid': _uuid,
             'tn': random.random(),
             'um': 0,
-            'authkey': hashlib.md5(
-                (tm + tvid).encode('utf8')).hexdigest()
+            'authkey': self.md5_text(self.md5_text('') + tail),
         }
 
         api_url = 'http://cache.video.qiyi.com/vms' + '?' + \
@@ -162,30 +204,29 @@ class IqiyiIE(InfoExtractor):
         return raw_data
 
     def get_enc_key(self, swf_url, video_id):
-        req = self._request_webpage(
-            swf_url, video_id, note='download swf content')
-        cn = req.read()
-        cn = zlib.decompress(cn[8:])
-        pt = re.compile(b'MixerRemote\x08(?P<enc_key>.+?)\$&vv')
-        enc_key = self._search_regex(pt, cn, 'enc_key').decode('utf8')
+        # TODO: automatic key extraction
+        # last update at 2015-12-18 for Zombie::bite
+        enc_key = '8b6b683780897eb8d9a48a02ccc4817d'[::-1]
         return enc_key
 
     def _real_extract(self, url):
         webpage = self._download_webpage(
             url, 'temp_id', note='download video page')
         tvid = self._search_regex(
-            r'tvId ?= ?(\'|\")(?P<tvid>\d+)', webpage, 'tvid', flags=re.I, group='tvid')
+            r'data-player-tvid\s*=\s*[\'"](\d+)', webpage, 'tvid')
         video_id = self._search_regex(
-            r'videoId ?= ?(\'|\")(?P<video_id>[a-z\d]+)',
-            webpage, 'video_id', flags=re.I, group='video_id')
+            r'data-player-videoid\s*=\s*[\'"]([a-f\d]+)', webpage, 'video_id')
         swf_url = self._search_regex(
-            r'(?P<swf>http://.+?MainPlayer.+?\.swf)', webpage, 'swf')
+            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)
-        assert raw_data['code'] == 'A000000'
+
+        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')
 
@@ -193,21 +234,16 @@ class IqiyiIE(InfoExtractor):
 
         title = data['vi']['vn']
 
-        format = self._downloader.params.get('format', None)
-        bid = self.get_bid(format) if format else 'best'
-        if not bid:
-            raise ExtractorError('Can\'t get format.')
-
         # generate video_urls_dict
         video_urls_dict = self.construct_video_urls(
-            data, video_id, _uuid, bid)
+            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:
+                if len(entries) < i + 1:
                     entries.append({'formats': []})
                 entries[i]['formats'].append(
                     {
@@ -222,7 +258,7 @@ class IqiyiIE(InfoExtractor):
             self._sort_formats(entries[i]['formats'])
             entries[i].update(
                 {
-                    'id': '_part%d' % (i+1),
+                    'id': '%s_part%d' % (video_id, i + 1),
                     'title': title,
                 }
             )