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https://github.com/yt-dlp/yt-dlp.git
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[viki] Switch extraction to API
This commit is contained in:
Sergey M․
parent
ca57a59883
commit
1a83c731bd
@ -1,29 +1,64 @@
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from __future__ import unicode_literals
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import re
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import time
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import hmac
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import hashlib
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from ..compat import (
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compat_urlparse,
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compat_urllib_request,
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)
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from ..utils import (
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ExtractorError,
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unescapeHTML,
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unified_strdate,
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US_RATINGS,
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determine_ext,
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mimetype2ext,
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int_or_none,
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parse_age_limit,
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parse_iso8601,
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)
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from .common import InfoExtractor
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class VikiIE(InfoExtractor):
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class VikiBaseIE(InfoExtractor):
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_API_QUERY_TEMPLATE = '/v4/%sapp=%s&t=%s&site=www.viki.com'
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_API_URL_TEMPLATE = 'http://api.viki.io%s&sig=%s'
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_APP = '65535a'
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_APP_VERSION = '2.2.5.1428709186'
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_APP_SECRET = '-$iJ}@p7!G@SyU/je1bEyWg}upLu-6V6-Lg9VD(]siH,r.,m-r|ulZ,U4LC/SeR)'
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def _prepare_call(self, path, timestamp=None):
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path += '?' if '?' not in path else '&'
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if not timestamp:
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timestamp = int(time.time())
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query = self._API_QUERY_TEMPLATE % (path, self._APP, timestamp)
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sig = hmac.new(
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self._APP_SECRET.encode('ascii'),
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query.encode('ascii'),
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hashlib.sha1
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).hexdigest()
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return self._API_URL_TEMPLATE % (query, sig)
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def _call_api(self, path, video_id, note, timestamp=None):
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resp = self._download_json(
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self._prepare_call(path, timestamp), video_id, note)
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error = resp.get('error')
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if error:
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if error == 'invalid timestamp':
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resp = self._download_json(
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self._prepare_call(path, int(resp['current_timestamp'])),
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video_id, '%s (retry)' % note)
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error = resp.get('error')
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if error:
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self._raise_error(resp['error'])
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return resp
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def _raise_error(self, error):
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raise ExtractorError(
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'%s returned error: %s' % (self.IE_NAME, error),
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expected=True)
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class VikiIE(VikiBaseIE):
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IE_NAME = 'viki'
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# iPad2
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_USER_AGENT = 'Mozilla/5.0(iPad; U; CPU OS 4_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8F191 Safari/6533.18.5'
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_VALID_URL = r'https?://(?:www\.)?viki\.com/videos/(?P<id>[0-9]+v)'
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_VALID_URL = r'https?://(?:www\.)?viki\.com/(?:videos|player)/(?P<id>[0-9]+v)'
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_TESTS = [{
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'url': 'http://www.viki.com/videos/1023585v-heirs-episode-14',
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'info_dict': {
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@ -37,115 +72,134 @@ class VikiIE(InfoExtractor):
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},
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'skip': 'Blocked in the US',
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}, {
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# clip
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'url': 'http://www.viki.com/videos/1067139v-the-avengers-age-of-ultron-press-conference',
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'md5': 'ca6493e6f0a6ec07da9aa8d6304b4b2c',
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'md5': '86c0b5dbd4d83a6611a79987cc7a1989',
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'info_dict': {
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'id': '1067139v',
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'ext': 'mp4',
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'title': "'The Avengers: Age of Ultron' Press Conference",
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'description': 'md5:d70b2f9428f5488321bfe1db10d612ea',
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'duration': 352,
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'timestamp': 1430380829,
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'upload_date': '20150430',
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'title': '\'The Avengers: Age of Ultron\' Press Conference',
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'uploader': 'Arirang TV',
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'like_count': int,
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'age_limit': 0,
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}
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}, {
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'url': 'http://www.viki.com/videos/1048879v-ankhon-dekhi',
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'info_dict': {
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'id': '1048879v',
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'ext': 'mp4',
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'upload_date': '20140820',
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'description': 'md5:54ff56d51bdfc7a30441ec967394e91c',
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'title': 'Ankhon Dekhi',
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'duration': 6512,
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'timestamp': 1408532356,
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'upload_date': '20140820',
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'uploader': 'Spuul',
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'like_count': int,
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'age_limit': 13,
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},
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'params': {
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# requires ffmpeg
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# m3u8 download
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'skip_download': True,
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}
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}, {
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# episode
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'url': 'http://www.viki.com/videos/44699v-boys-over-flowers-episode-1',
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'md5': '190f3ef426005ba3a080a63325955bc3',
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'info_dict': {
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'id': '44699v',
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'ext': 'mp4',
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'title': 'Boys Over Flowers - Episode 1',
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'description': 'md5:52617e4f729c7d03bfd4bcbbb6e946f2',
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'duration': 4155,
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'timestamp': 1270496524,
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'upload_date': '20100405',
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'uploader': 'group8',
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'like_count': int,
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'age_limit': 13,
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}
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}, {
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'url': 'http://www.viki.com/player/44699v',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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video_id = self._match_id(url)
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webpage = self._download_webpage(url, video_id)
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title = self._og_search_title(webpage)
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description = self._og_search_description(webpage)
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thumbnail = self._og_search_thumbnail(webpage)
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streams = self._call_api(
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'videos/%s/streams.json' % video_id, video_id,
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'Downloading video streams JSON')
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uploader_m = re.search(
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r'<strong>Broadcast Network: </strong>\s*([^<]*)<', webpage)
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if uploader_m is None:
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uploader = None
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else:
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uploader = uploader_m.group(1).strip()
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rating_str = self._html_search_regex(
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r'<strong>Rating: </strong>\s*([^<]*)<', webpage,
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'rating information', default='').strip()
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age_limit = US_RATINGS.get(rating_str)
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req = compat_urllib_request.Request(
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'http://www.viki.com/player5_fragment/%s?action=show&controller=videos' % video_id)
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req.add_header('User-Agent', self._USER_AGENT)
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info_webpage = self._download_webpage(
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req, video_id, note='Downloading info page')
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err_msg = self._html_search_regex(r'<div[^>]+class="video-error[^>]+>(.+)</div>', info_webpage, 'error message', default=None)
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if err_msg:
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if 'not available in your region' in err_msg:
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raise ExtractorError(
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'Video %s is blocked from your location.' % video_id,
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expected=True)
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else:
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raise ExtractorError('Viki said: %s %s' % (err_msg, url))
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mobj = re.search(
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r'<source[^>]+type="(?P<mime_type>[^"]+)"[^>]+src="(?P<url>[^"]+)"', info_webpage)
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if not mobj:
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raise ExtractorError('Unable to find video URL')
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video_url = unescapeHTML(mobj.group('url'))
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video_ext = mimetype2ext(mobj.group('mime_type'))
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if determine_ext(video_url) == 'm3u8':
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formats = []
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for format_id, stream_dict in streams.items():
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height = self._search_regex(
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r'^(\d+)[pP]$', format_id, 'height', default=None)
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for protocol, format_dict in stream_dict.items():
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if format_id == 'm3u8':
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formats = self._extract_m3u8_formats(
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video_url, video_id, ext=video_ext)
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format_dict['url'], video_id, 'mp4', m3u8_id='m3u8-%s' % protocol)
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else:
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formats = [{
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'url': video_url,
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'ext': video_ext,
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}]
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formats.append({
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'url': format_dict['url'],
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'format_id': '%s-%s' % (format_id, protocol),
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'height': height,
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})
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self._sort_formats(formats)
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upload_date_str = self._html_search_regex(
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r'"created_at":"([^"]+)"', info_webpage, 'upload date')
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upload_date = (
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unified_strdate(upload_date_str)
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if upload_date_str is not None
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else None
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)
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video = self._call_api(
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'videos/%s.json' % video_id, video_id, 'Downloading video JSON')
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# subtitles
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video_subtitles = self.extract_subtitles(video_id, info_webpage)
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title = None
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titles = video.get('titles')
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if titles:
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title = titles.get('en') or titles[titles.keys()[0]]
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if not title:
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title = 'Episode %d' % video.get('number') if video.get('type') == 'episode' else video.get('id') or video_id
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container_titles = video.get('container', {}).get('titles')
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if container_titles:
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container_title = container_titles.get('en') or container_titles[titles.keys()[0]]
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title = '%s - %s' % (container_title, title)
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descriptions = video.get('descriptions')
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description = descriptions.get('en') or descriptions[titles.keys()[0]] if descriptions else None
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duration = int_or_none(video.get('duration'))
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timestamp = parse_iso8601(video.get('created_at'))
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uploader = video.get('author')
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like_count = int_or_none(video.get('likes', {}).get('count'))
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age_limit = parse_age_limit(video.get('rating'))
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thumbnails = []
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for thumbnail_id, thumbnail in video.get('images', {}).items():
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thumbnails.append({
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'id': thumbnail_id,
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'url': thumbnail.get('url'),
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})
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subtitles = {}
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for subtitle_lang, _ in video.get('subtitle_completions', {}).items():
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subtitles[subtitle_lang] = [{
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'ext': subtitles_format,
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'url': self._prepare_call(
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'videos/%s/subtitles/%s.%s' % (video_id, subtitle_lang, subtitles_format)),
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} for subtitles_format in ('srt', 'vtt')]
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return {
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'id': video_id,
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'title': title,
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'formats': formats,
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'description': description,
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'thumbnail': thumbnail,
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'age_limit': age_limit,
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'duration': duration,
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'timestamp': timestamp,
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'uploader': uploader,
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'subtitles': video_subtitles,
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'upload_date': upload_date,
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'like_count': like_count,
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'age_limit': age_limit,
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'thumbnails': thumbnails,
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'formats': formats,
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'subtitles': subtitles,
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}
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def _get_subtitles(self, video_id, info_webpage):
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res = {}
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for sturl_html in re.findall(r'<track src="([^"]+)"', info_webpage):
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sturl = unescapeHTML(sturl_html)
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m = re.search(r'/(?P<lang>[a-z]+)\.vtt', sturl)
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if not m:
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continue
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res[m.group('lang')] = [{
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'url': compat_urlparse.urljoin('http://www.viki.com', sturl),
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'ext': 'vtt',
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}]
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return res
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class VikiChannelIE(InfoExtractor):
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IE_NAME = 'viki:channel'
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