Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/extractor/vlive.py

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import re
   5 import time
   6 import itertools
   7
   8 from .common import InfoExtractor
   9 from ..compat import (
  10     compat_urllib_parse_urlencode,
  11     compat_str,
  12 )
  13 from ..utils import (
  14     dict_get,
  15     ExtractorError,
  16     float_or_none,
  17     int_or_none,
  18     remove_start,
  19     try_get,
  20     urlencode_postdata,
  21 )
  22
  23
  24 class VLiveIE(InfoExtractor):
  25     IE_NAME = 'vlive'
  26     _VALID_URL = r'https?://(?:(?:www|m)\.)?vlive\.tv/video/(?P<id>[0-9]+)'
  27     _TESTS = [{
  28         'url': 'http://www.vlive.tv/video/1326',
  29         'md5': 'cc7314812855ce56de70a06a27314983',
  30         'info_dict': {
  31             'id': '1326',
  32             'ext': 'mp4',
  33             'title': "[V LIVE] Girl's Day's Broadcast",
  34             'creator': "Girl's Day",
  35             'view_count': int,
  36         },
  37     }, {
  38         'url': 'http://www.vlive.tv/video/16937',
  39         'info_dict': {
  40             'id': '16937',
  41             'ext': 'mp4',
  42             'title': '[V LIVE] 첸백시 걍방',
  43             'creator': 'EXO',
  44             'view_count': int,
  45             'subtitles': 'mincount:12',
  46         },
  47         'params': {
  48             'skip_download': True,
  49         },
  50     }]
  51
  52     def _real_extract(self, url):
  53         video_id = self._match_id(url)
  54
  55         webpage = self._download_webpage(
  56             'http://www.vlive.tv/video/%s' % video_id, video_id)
  57
  58         VIDEO_PARAMS_RE = r'\bvlive\.video\.init\(([^)]+)'
  59         VIDEO_PARAMS_FIELD = 'video params'
  60
  61         params = self._parse_json(self._search_regex(
  62             VIDEO_PARAMS_RE, webpage, VIDEO_PARAMS_FIELD, default=''), video_id,
  63             transform_source=lambda s: '[' + s + ']', fatal=False)
  64
  65         if not params or len(params) < 7:
  66             params = self._search_regex(
  67                 VIDEO_PARAMS_RE, webpage, VIDEO_PARAMS_FIELD)
  68             params = [p.strip(r'"') for p in re.split(r'\s*,\s*', params)]
  69
  70         status, long_video_id, key = params[2], params[5], params[6]
  71         status = remove_start(status, 'PRODUCT_')
  72
  73         if status in ('LIVE_ON_AIR', 'BIG_EVENT_ON_AIR'):
  74             return self._live(video_id, webpage)
  75         elif status in ('VOD_ON_AIR', 'BIG_EVENT_INTRO'):
  76             if long_video_id and key:
  77                 return self._replay(video_id, webpage, long_video_id, key)
  78             else:
  79                 status = 'COMING_SOON'
  80
  81         if status == 'LIVE_END':
  82             raise ExtractorError('Uploading for replay. Please wait...',
  83                                  expected=True)
  84         elif status == 'COMING_SOON':
  85             raise ExtractorError('Coming soon!', expected=True)
  86         elif status == 'CANCELED':
  87             raise ExtractorError('We are sorry, '
  88                                  'but the live broadcast has been canceled.',
  89                                  expected=True)
  90         else:
  91             raise ExtractorError('Unknown status %s' % status)
  92
  93     def _get_common_fields(self, webpage):
  94         title = self._og_search_title(webpage)
  95         creator = self._html_search_regex(
  96             r'<div[^>]+class="info_area"[^>]*>\s*<a\s+[^>]*>([^<]+)',
  97             webpage, 'creator', fatal=False)
  98         thumbnail = self._og_search_thumbnail(webpage)
  99         return {
 100             'title': title,
 101             'creator': creator,
 102             'thumbnail': thumbnail,
 103         }
 104
 105     def _live(self, video_id, webpage):
 106         init_page = self._download_webpage(
 107             'http://www.vlive.tv/video/init/view',
 108             video_id, note='Downloading live webpage',
 109             data=urlencode_postdata({'videoSeq': video_id}),
 110             headers={
 111                 'Referer': 'http://www.vlive.tv/video/%s' % video_id,
 112                 'Content-Type': 'application/x-www-form-urlencoded'
 113             })
 114
 115         live_params = self._search_regex(
 116             r'"liveStreamInfo"\s*:\s*(".*"),',
 117             init_page, 'live stream info')
 118         live_params = self._parse_json(live_params, video_id)
 119         live_params = self._parse_json(live_params, video_id)
 120
 121         formats = []
 122         for vid in live_params.get('resolutions', []):
 123             formats.extend(self._extract_m3u8_formats(
 124                 vid['cdnUrl'], video_id, 'mp4',
 125                 m3u8_id=vid.get('name'),
 126                 fatal=False, live=True))
 127         self._sort_formats(formats)
 128
 129         info = self._get_common_fields(webpage)
 130         info.update({
 131             'title': self._live_title(info['title']),
 132             'id': video_id,
 133             'formats': formats,
 134             'is_live': True,
 135         })
 136         return info
 137
 138     def _replay(self, video_id, webpage, long_video_id, key):
 139         playinfo = self._download_json(
 140             'http://global.apis.naver.com/rmcnmv/rmcnmv/vod_play_videoInfo.json?%s'
 141             % compat_urllib_parse_urlencode({
 142                 'videoId': long_video_id,
 143                 'key': key,
 144                 'ptc': 'http',
 145                 'doct': 'json',  # document type (xml or json)
 146                 'cpt': 'vtt',  # captions type (vtt or ttml)
 147             }), video_id)
 148
 149         formats = [{
 150             'url': vid['source'],
 151             'format_id': vid.get('encodingOption', {}).get('name'),
 152             'abr': float_or_none(vid.get('bitrate', {}).get('audio')),
 153             'vbr': float_or_none(vid.get('bitrate', {}).get('video')),
 154             'width': int_or_none(vid.get('encodingOption', {}).get('width')),
 155             'height': int_or_none(vid.get('encodingOption', {}).get('height')),
 156             'filesize': int_or_none(vid.get('size')),
 157         } for vid in playinfo.get('videos', {}).get('list', []) if vid.get('source')]
 158         self._sort_formats(formats)
 159
 160         view_count = int_or_none(playinfo.get('meta', {}).get('count'))
 161
 162         subtitles = {}
 163         for caption in playinfo.get('captions', {}).get('list', []):
 164             lang = dict_get(caption, ('locale', 'language', 'country', 'label'))
 165             if lang and caption.get('source'):
 166                 subtitles[lang] = [{
 167                     'ext': 'vtt',
 168                     'url': caption['source']}]
 169
 170         info = self._get_common_fields(webpage)
 171         info.update({
 172             'id': video_id,
 173             'formats': formats,
 174             'view_count': view_count,
 175             'subtitles': subtitles,
 176         })
 177         return info
 178
 179
 180 class VLiveChannelIE(InfoExtractor):
 181     IE_NAME = 'vlive:channel'
 182     _VALID_URL = r'https?://channels\.vlive\.tv/(?P<id>[0-9A-Z]+)'
 183     _TEST = {
 184         'url': 'http://channels.vlive.tv/FCD4B',
 185         'info_dict': {
 186             'id': 'FCD4B',
 187             'title': 'MAMAMOO',
 188         },
 189         'playlist_mincount': 110
 190     }
 191     _APP_ID = '8c6cc7b45d2568fb668be6e05b6e5a3b'
 192
 193     def _real_extract(self, url):
 194         channel_code = self._match_id(url)
 195
 196         webpage = self._download_webpage(
 197             'http://channels.vlive.tv/%s/video' % channel_code, channel_code)
 198
 199         app_id = None
 200
 201         app_js_url = self._search_regex(
 202             r'<script[^>]+src=(["\'])(?P<url>http.+?/app\.js.*?)\1',
 203             webpage, 'app js', default=None, group='url')
 204
 205         if app_js_url:
 206             app_js = self._download_webpage(
 207                 app_js_url, channel_code, 'Downloading app JS', fatal=False)
 208             if app_js:
 209                 app_id = self._search_regex(
 210                     r'Global\.VFAN_APP_ID\s*=\s*[\'"]([^\'"]+)[\'"]',
 211                     app_js, 'app id', default=None)
 212
 213         app_id = app_id or self._APP_ID
 214
 215         channel_info = self._download_json(
 216             'http://api.vfan.vlive.tv/vproxy/channelplus/decodeChannelCode',
 217             channel_code, note='Downloading decode channel code',
 218             query={
 219                 'app_id': app_id,
 220                 'channelCode': channel_code,
 221                 '_': int(time.time())
 222             })
 223
 224         channel_seq = channel_info['result']['channelSeq']
 225         channel_name = None
 226         entries = []
 227
 228         for page_num in itertools.count(1):
 229             video_list = self._download_json(
 230                 'http://api.vfan.vlive.tv/vproxy/channelplus/getChannelVideoList',
 231                 channel_code, note='Downloading channel list page #%d' % page_num,
 232                 query={
 233                     'app_id': app_id,
 234                     'channelSeq': channel_seq,
 235                     'maxNumOfRows': 1000,
 236                     '_': int(time.time()),
 237                     'pageNo': page_num
 238                 }
 239             )
 240
 241             if not channel_name:
 242                 channel_name = try_get(
 243                     video_list,
 244                     lambda x: x['result']['channelInfo']['channelName'],
 245                     compat_str)
 246
 247             videos = try_get(
 248                 video_list, lambda x: x['result']['videoList'], list)
 249             if not videos:
 250                 break
 251
 252             for video in videos:
 253                 video_id = video.get('videoSeq')
 254                 if not video_id:
 255                     continue
 256                 video_id = compat_str(video_id)
 257                 entries.append(
 258                     self.url_result(
 259                         'http://www.vlive.tv/video/%s' % video_id,
 260                         ie=VLiveIE.ie_key(), video_id=video_id))
 261
 262         return self.playlist_result(
 263             entries, channel_code, channel_name)