[viki] Switch extraction to API

This commit is contained in:
Sergey M․ 2015-05-21 01:44:05 +06:00
parent ca57a59883
commit 1a83c731bd
1 changed files with 142 additions and 88 deletions

View File

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