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youtube-dl
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[viki] Switch extraction to API

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master
Sergey M․ 9 years ago
parent ca57a59883
commit 1a83c731bd
1 changed files with 148 additions and 94 deletions
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242
youtube_dl/extractor/viki.py
Unescape Escape View File

@ -1,29 +1,64 @@
from __future__ import unicode_literals from __future__ import unicode_literals
import re import re
import time
import hmac
import hashlib
from ..compat import (
compat_urlparse,
compat_urllib_request,
)
from ..utils import ( from ..utils import (
ExtractorError, ExtractorError,
unescapeHTML, int_or_none,
unified_strdate, parse_age_limit,
US_RATINGS, parse_iso8601,
determine_ext,
mimetype2ext,
) )
from .common import InfoExtractor 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' IE_NAME = 'viki'
_VALID_URL = r'https?://(?:www\.)?viki\.com/(?:videos|player)/(?P<id>[0-9]+v)'
# 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)'
_TESTS = [{ _TESTS = [{
'url': 'http://www.viki.com/videos/1023585v-heirs-episode-14', 'url': 'http://www.viki.com/videos/1023585v-heirs-episode-14',
'info_dict': { 'info_dict': {
@ -37,115 +72,134 @@ class VikiIE(InfoExtractor):
}, },
'skip': 'Blocked in the US', 'skip': 'Blocked in the US',
}, { }, {
# clip
'url': 'http://www.viki.com/videos/1067139v-the-avengers-age-of-ultron-press-conference', 'url': 'http://www.viki.com/videos/1067139v-the-avengers-age-of-ultron-press-conference',
'md5': 'ca6493e6f0a6ec07da9aa8d6304b4b2c', 'md5': '86c0b5dbd4d83a6611a79987cc7a1989',
'info_dict': { 'info_dict': {
'id': '1067139v', 'id': '1067139v',
'ext': 'mp4', 'ext': 'mp4',
'title': "'The Avengers: Age of Ultron' Press Conference",
'description': 'md5:d70b2f9428f5488321bfe1db10d612ea', 'description': 'md5:d70b2f9428f5488321bfe1db10d612ea',
'duration': 352,
'timestamp': 1430380829,
'upload_date': '20150430', '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', 'url': 'http://www.viki.com/videos/1048879v-ankhon-dekhi',
'info_dict': { 'info_dict': {
'id': '1048879v', 'id': '1048879v',
'ext': 'mp4', 'ext': 'mp4',
'upload_date': '20140820',
'description': 'md5:54ff56d51bdfc7a30441ec967394e91c',
'title': 'Ankhon Dekhi', 'title': 'Ankhon Dekhi',
'duration': 6512,
'timestamp': 1408532356,
'upload_date': '20140820',
'uploader': 'Spuul',
'like_count': int,
'age_limit': 13,
}, },
'params': { 'params': {
# requires ffmpeg # m3u8 download
'skip_download': True, '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): def _real_extract(self, url):
video_id = self._match_id(url) video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id) streams = self._call_api(
title = self._og_search_title(webpage) 'videos/%s/streams.json' % video_id, video_id,
description = self._og_search_description(webpage) 'Downloading video streams JSON')
thumbnail = self._og_search_thumbnail(webpage)
formats = []
uploader_m = re.search( for format_id, stream_dict in streams.items():
r'<strong>Broadcast Network: </strong>\s*([^<]*)<', webpage) height = self._search_regex(
if uploader_m is None: r'^(\d+)[pP]$', format_id, 'height', default=None)
uploader = None for protocol, format_dict in stream_dict.items():
else: if format_id == 'm3u8':
uploader = uploader_m.group(1).strip() formats = self._extract_m3u8_formats(
format_dict['url'], video_id, 'mp4', m3u8_id='m3u8-%s' % protocol)
rating_str = self._html_search_regex( else:
r'<strong>Rating: </strong>\s*([^<]*)<', webpage, formats.append({
'rating information', default='').strip() 'url': format_dict['url'],
age_limit = US_RATINGS.get(rating_str) 'format_id': '%s-%s' % (format_id, protocol),
'height': height,
req = compat_urllib_request.Request( })
'http://www.viki.com/player5_fragment/%s?action=show&controller=videos' % video_id) self._sort_formats(formats)
req.add_header('User-Agent', self._USER_AGENT)
info_webpage = self._download_webpage( video = self._call_api(
req, video_id, note='Downloading info page') 'videos/%s.json' % video_id, video_id, 'Downloading video JSON')
err_msg = self._html_search_regex(r'<div[^>]+class="video-error[^>]+>(.+)</div>', info_webpage, 'error message', default=None)
if err_msg: title = None
if 'not available in your region' in err_msg: titles = video.get('titles')
raise ExtractorError( if titles:
'Video %s is blocked from your location.' % video_id, title = titles.get('en') or titles[titles.keys()[0]]
expected=True) if not title:
else: title = 'Episode %d' % video.get('number') if video.get('type') == 'episode' else video.get('id') or video_id
raise ExtractorError('Viki said: %s %s' % (err_msg, url)) container_titles = video.get('container', {}).get('titles')
mobj = re.search( if container_titles:
r'<source[^>]+type="(?P<mime_type>[^"]+)"[^>]+src="(?P<url>[^"]+)"', info_webpage) container_title = container_titles.get('en') or container_titles[titles.keys()[0]]
if not mobj: title = '%s - %s' % (container_title, title)
raise ExtractorError('Unable to find video URL')
video_url = unescapeHTML(mobj.group('url')) descriptions = video.get('descriptions')
video_ext = mimetype2ext(mobj.group('mime_type')) description = descriptions.get('en') or descriptions[titles.keys()[0]] if descriptions else None
if determine_ext(video_url) == 'm3u8': duration = int_or_none(video.get('duration'))
formats = self._extract_m3u8_formats( timestamp = parse_iso8601(video.get('created_at'))
video_url, video_id, ext=video_ext) uploader = video.get('author')
else: like_count = int_or_none(video.get('likes', {}).get('count'))
formats = [{ age_limit = parse_age_limit(video.get('rating'))
'url': video_url,
'ext': video_ext, thumbnails = []
}] for thumbnail_id, thumbnail in video.get('images', {}).items():
thumbnails.append({
upload_date_str = self._html_search_regex( 'id': thumbnail_id,
r'"created_at":"([^"]+)"', info_webpage, 'upload date') 'url': thumbnail.get('url'),
upload_date = ( })
unified_strdate(upload_date_str)
if upload_date_str is not None subtitles = {}
else None for subtitle_lang, _ in video.get('subtitle_completions', {}).items():
) subtitles[subtitle_lang] = [{
'ext': subtitles_format,
# subtitles 'url': self._prepare_call(
video_subtitles = self.extract_subtitles(video_id, info_webpage) 'videos/%s/subtitles/%s.%s' % (video_id, subtitle_lang, subtitles_format)),
} for subtitles_format in ('srt', 'vtt')]
return { return {
'id': video_id, 'id': video_id,
'title': title, 'title': title,
'formats': formats,
'description': description, 'description': description,
'thumbnail': thumbnail, 'duration': duration,
'age_limit': age_limit, 'timestamp': timestamp,
'uploader': uploader, 'uploader': uploader,
'subtitles': video_subtitles, 'like_count': like_count,
'upload_date': upload_date, '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): class VikiChannelIE(InfoExtractor):
IE_NAME = 'viki:channel' IE_NAME = 'viki:channel'

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