from __future__ import unicode_literals
from .common import InfoExtractor
+from ..utils import (
+ find_xpath_attr,
+ int_or_none,
+ js_to_json,
+ unescapeHTML,
+ determine_ext,
+)
class HowStuffWorksIE(InfoExtractor):
- _VALID_URL = r'https?://[\da-z-]+\.howstuffworks\.com/(?:[^/]+/)*\d+-(?P<id>.+?)-video\.htm'
+ _VALID_URL = r'https?://[\da-z-]+\.(?:howstuffworks|stuff(?:(?:youshould|theydontwantyouto)know|toblowyourmind|momnevertoldyou)|(?:brain|car)stuffshow|fwthinking|geniusstuff)\.com/(?:[^/]+/)*(?:\d+-)?(?P<id>.+?)-video\.htm'
_TESTS = [
{
- 'url': 'http://adventure.howstuffworks.com/39521-deadliest-catch-nautical-collision-video.htm',
+ 'url': 'http://www.stufftoblowyourmind.com/videos/optical-illusions-video.htm',
+ 'md5': '76646a5acc0c92bf7cd66751ca5db94d',
'info_dict': {
- 'id': '553475',
+ 'id': '855410',
'ext': 'mp4',
- 'title': 'Deadliest Catch: Nautical Collision',
- 'description': 'Check out this clip to get an exclusive look at the Deadliest Catch crew back in action.',
- 'thumbnail': 'http://s.hswstatic.com/gif/videos/480x360/39521.jpg',
+ 'title': 'Your Trickster Brain: Optical Illusions -- Science on the Web',
+ 'description': 'md5:e374ff9561f6833ad076a8cc0a5ab2fb',
},
},
{
- 'url': 'http://adventure.howstuffworks.com/7199-survival-zone-food-and-water-in-the-savanna-video.htm',
- 'info_dict': {
- 'id': '453464',
- 'ext': 'mp4',
- 'title': 'Survival Zone: Food and Water In the Savanna',
- 'description': 'Learn how to find both food and water while trekking in the African savannah. In this video from the Discovery Channel.',
- 'thumbnail': 'http://s.hswstatic.com/gif/videos/480x360/7199.jpg',
- },
- },
- {
- 'url': 'http://entertainment.howstuffworks.com/arts/34476-time-warp-fire-breathing-disaster-video.htm',
- 'info_dict': {
- 'id': '487036',
- 'ext': 'mp4',
- 'title': 'Time Warp: Fire-Breathing Disaster',
- 'description': 'Fire-breathers are safe from flames when they angle their heads up as they blow -- see what would happen if they looked down instead. Check out this clip from Discovery\'s "Time Warp" series to learn more.',
- 'thumbnail': 'http://s.hswstatic.com/gif/videos/480x360/34476.jpg',
- },
- },
+ 'url': 'http://shows.howstuffworks.com/more-shows/why-does-balloon-stick-to-hair-video.htm',
+ 'only_matching': True,
+ }
]
- def _extract_clip_info(self, key, clip_info, name=None, **kargs):
- if name is None:
- name = key
- return self._html_search_regex(
- r"\s*%s\s*: '?([^'\n]*[^'\n,])" % key, clip_info, name, **kargs)
-
def _real_extract(self, url):
display_id = self._match_id(url)
webpage = self._download_webpage(url, display_id)
- clip_info = self._search_regex('(?s)var clip = {(.*?)};', webpage, 'clip info')
- video_id = self._extract_clip_info('content_id', clip_info, 'video id')
+ clip_js = self._search_regex(
+ r'(?s)var clip = ({.*?});', webpage, 'clip info')
+ clip_info = self._parse_json(
+ clip_js, display_id, transform_source=js_to_json)
+
+ video_id = clip_info['content_id']
formats = []
- m3u8_url = self._extract_clip_info('m3u8', clip_info, 'm3u8 url', default=None)
- if m3u8_url is not None:
- formats += self._extract_m3u8_formats(m3u8_url , video_id, 'mp4')
- mp4 = self._parse_json(
- self._extract_clip_info(
- 'mp4', clip_info, 'formats').replace('},]','}]'), video_id)
- for video in mp4:
+ m3u8_url = clip_info.get('m3u8')
+ if m3u8_url and determine_ext(m3u8_url) == 'm3u8':
+ formats.extend(self._extract_m3u8_formats(m3u8_url, video_id, 'mp4', format_id='hls', fatal=True))
+ flv_url = clip_info.get('flv_url')
+ if flv_url:
+ formats.append({
+ 'url': flv_url,
+ 'format_id': 'flv',
+ })
+ for video in clip_info.get('mp4', []):
formats.append({
'url': video['src'],
- 'format_id': video['bitrate'],
- 'tbr': int(video['bitrate'].rstrip('k')),
+ 'format_id': 'mp4-%s' % video['bitrate'],
+ 'vbr': int_or_none(video['bitrate'].rstrip('k')),
})
+
+ if not formats:
+ smil = self._download_xml(
+ 'http://services.media.howstuffworks.com/videos/%s/smil-service.smil' % video_id,
+ video_id, 'Downloading video SMIL')
+
+ http_base = find_xpath_attr(
+ smil,
+ './{0}head/{0}meta'.format('{http://www.w3.org/2001/SMIL20/Language}'),
+ 'name',
+ 'httpBase').get('content')
+
+ URL_SUFFIX = '?v=2.11.3&fp=LNX 11,2,202,356&r=A&g=A'
+
+ for video in smil.findall(
+ './{0}body/{0}switch/{0}video'.format('{http://www.w3.org/2001/SMIL20/Language}')):
+ vbr = int_or_none(video.attrib['system-bitrate'], scale=1000)
+ formats.append({
+ 'url': '%s/%s%s' % (http_base, video.attrib['src'], URL_SUFFIX),
+ 'format_id': '%dk' % vbr,
+ 'vbr': vbr,
+ })
+
self._sort_formats(formats)
return {
- 'id': video_id,
+ 'id': '%s' % video_id,
'display_id': display_id,
- 'title': self._extract_clip_info('clip_title', clip_info, 'title'),
- 'description': self._extract_clip_info('caption', clip_info, 'description', fatal=False),
- 'thumbnail': self._extract_clip_info('video_still_url', clip_info, 'thumbnail'),
- 'duration': self._extract_clip_info('duration', clip_info),
+ 'title': unescapeHTML(clip_info['clip_title']),
+ 'description': unescapeHTML(clip_info.get('caption')),
+ 'thumbnail': clip_info.get('video_still_url'),
+ 'duration': int_or_none(clip_info.get('duration')),
'formats': formats,
}