yt-dlp/youtube_dl/extractor/vlive.py
2016-04-29 14:22:50 +03:00

145 lines
5.3 KiB
Python

# coding: utf-8
from __future__ import division, unicode_literals
import re
import time
from .common import InfoExtractor
from ..utils import (
ExtractorError,
dict_get,
float_or_none,
int_or_none,
)
from ..compat import compat_urllib_parse_urlencode
class VLiveIE(InfoExtractor):
IE_NAME = 'vlive'
_VALID_URL = r'https?://(?:(?:www|m)\.)?vlive\.tv/video/(?P<id>[0-9]+)'
_TEST = {
'url': 'http://www.vlive.tv/video/1326',
'md5': 'cc7314812855ce56de70a06a27314983',
'info_dict': {
'id': '1326',
'ext': 'mp4',
'title': "[V] Girl's Day's Broadcast",
'creator': "Girl's Day",
'view_count': int,
},
}
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(
'http://www.vlive.tv/video/%s' % video_id, video_id)
# UTC+x - UTC+9 (KST)
tz = time.altzone if time.localtime().tm_isdst == 1 else time.timezone
tz_offset = -tz // 60 - 9 * 60
self._set_cookie('vlive.tv', 'timezoneOffset', '%d' % tz_offset)
status_params = self._download_json(
'http://www.vlive.tv/video/status?videoSeq=%s' % video_id,
video_id, 'Downloading JSON status',
headers={'Referer': url})
status = status_params.get('status')
air_start = status_params.get('onAirStartAt', '')
is_live = status_params.get('isLive')
video_params = self._search_regex(
r'vlive\.tv\.video\.ajax\.request\.handler\.init\((.+)\)',
webpage, 'video params')
live_params, long_video_id, key = re.split(
r'"\s*,\s*"', video_params)[1:4]
if status == 'LIVE_ON_AIR' or status == 'BIG_EVENT_ON_AIR':
live_params = self._parse_json('"%s"' % live_params, video_id)
live_params = self._parse_json(live_params, video_id)
return self._live(video_id, webpage, live_params)
elif status == 'VOD_ON_AIR' or status == 'BIG_EVENT_INTRO':
if long_video_id and key:
return self._replay(video_id, webpage, long_video_id, key)
elif is_live:
status = 'LIVE_END'
else:
status = 'COMING_SOON'
if status == 'LIVE_END':
raise ExtractorError('Uploading for replay. Please wait...',
expected=True)
elif status == 'COMING_SOON':
raise ExtractorError('Coming soon! %s' % air_start, expected=True)
elif status == 'CANCELED':
raise ExtractorError('We are sorry, '
'but the live broadcast has been canceled.',
expected=True)
else:
raise ExtractorError('Unknown status %s' % status)
def _get_common_fields(self, webpage):
title = self._og_search_title(webpage)
creator = self._html_search_regex(
r'<div[^>]+class="info_area"[^>]*>\s*<a\s+[^>]*>([^<]+)',
webpage, 'creator', fatal=False)
thumbnail = self._og_search_thumbnail(webpage)
return {
'title': title,
'creator': creator,
'thumbnail': thumbnail,
}
def _live(self, video_id, webpage, live_params):
formats = []
for vid in live_params.get('resolutions', []):
formats.extend(self._extract_m3u8_formats(
vid['cdnUrl'], video_id, 'mp4',
m3u8_id=vid.get('name'),
fatal=False, live=True))
self._sort_formats(formats)
return dict(self._get_common_fields(webpage),
id=video_id,
formats=formats,
is_live=True,
)
def _replay(self, video_id, webpage, long_video_id, key):
playinfo = self._download_json(
'http://global.apis.naver.com/rmcnmv/rmcnmv/vod_play_videoInfo.json?%s'
% compat_urllib_parse_urlencode({
'videoId': long_video_id,
'key': key,
'ptc': 'http',
'doct': 'json', # document type (xml or json)
'cpt': 'vtt', # captions type (vtt or ttml)
}), video_id)
formats = [{
'url': vid['source'],
'format_id': vid.get('encodingOption', {}).get('name'),
'abr': float_or_none(vid.get('bitrate', {}).get('audio')),
'vbr': float_or_none(vid.get('bitrate', {}).get('video')),
'width': int_or_none(vid.get('encodingOption', {}).get('width')),
'height': int_or_none(vid.get('encodingOption', {}).get('height')),
'filesize': int_or_none(vid.get('size')),
} for vid in playinfo.get('videos', {}).get('list', []) if vid.get('source')]
self._sort_formats(formats)
view_count = int_or_none(playinfo.get('meta', {}).get('count'))
subtitles = {}
for caption in playinfo.get('captions', {}).get('list', []):
lang = dict_get(caption, ('language', 'locale', 'country', 'label'))
if lang and caption.get('source'):
subtitles[lang] = [{
'ext': 'vtt',
'url': caption['source']}]
return dict(self._get_common_fields(webpage),
id=video_id,
formats=formats,
view_count=view_count,
subtitles=subtitles,
)