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from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..utils import (
parse_duration,
parse_iso8601,
)
from ..compat import (
compat_str,
compat_urlparse,
)
class DiscoveryIE(InfoExtractor):
_VALID_URL = r'''(?x)https?://(?:www\.)?(?:
discovery|
investigationdiscovery|
discoverylife|
animalplanet|
ahctv|
destinationamerica|
sciencechannel|
tlc|
velocity
)\.com/(?:[^/]+/)*(?P<id>[^./?#]+)'''
_TESTS = [{
'url': 'http://www.discovery.com/tv-shows/mythbusters/videos/mission-impossible-outtakes.htm',
'info_dict': {
'id': '20769',
'ext': 'mp4',
'title': 'Mission Impossible Outtakes',
'description': ('Watch Jamie Hyneman and Adam Savage practice being'
' each other -- to the point of confusing Jamie\'s dog -- and '
'don\'t miss Adam moon-walking as Jamie ... behind Jamie\'s'
' back.'),
'duration': 156,
'timestamp': 1302032462,
'upload_date': '20110405',
},
'params': {
'skip_download': True, # requires ffmpeg
}
}, {
'url': 'http://www.discovery.com/tv-shows/mythbusters/videos/mythbusters-the-simpsons',
'info_dict': {
'id': 'mythbusters-the-simpsons',
'title': 'MythBusters: The Simpsons',
},
'playlist_mincount': 10,
}, {
'url': 'http://www.animalplanet.com/longfin-eels-maneaters/',
'info_dict': {
'id': '78326',
'ext': 'mp4',
'title': 'Longfin Eels: Maneaters?',
'description': 'Jeremy Wade tests whether or not New Zealand\'s longfin eels are man-eaters by covering himself in fish guts and getting in the water with them.',
'upload_date': '20140725',
'timestamp': 1406246400,
'duration': 116,
},
}]
def _real_extract(self, url):
display_id = self._match_id(url)
info = self._download_json(url + '?flat=1', display_id)
video_title = info.get('playlist_title') or info.get('video_title')
entries = []
for idx, video_info in enumerate(info['playlist']):
m3u8_url = video_info['src']
formats = m3u8_formats = self._extract_m3u8_formats(
m3u8_url, display_id, 'mp4', 'm3u8_native', m3u8_id='hls',
note='Download m3u8 information for video %d' % (idx + 1))
qualities_basename = self._search_regex(
'/([^/]+)\.csmil/', m3u8_url, 'qualities basename', default=None)
if qualities_basename:
m3u8_path = compat_urlparse.urlparse(m3u8_url).path
QUALITIES_RE = r'((,\d+k)+,?)'
qualities = self._search_regex(
QUALITIES_RE, qualities_basename,
'qualities', default=None)
if qualities:
qualities = list(map(lambda q: int(q[:-1]), qualities.strip(',').split(',')))
qualities.sort()
http_path = m3u8_path[1:].split('/', 1)[1]
http_template = re.sub(QUALITIES_RE, r'%dk', http_path)
http_template = http_template.replace('.csmil/master.m3u8', '')
http_template = compat_urlparse.urljoin(
'http://discsmil.edgesuite.net/', http_template)
if m3u8_formats:
self._sort_formats(m3u8_formats)
m3u8_formats = list(filter(
lambda f: f.get('vcodec') != 'none' and f.get('resolution') != 'multiple',
m3u8_formats))
if len(qualities) == len(m3u8_formats):
for q, m3u8_format in zip(qualities, m3u8_formats):
f = m3u8_format.copy()
f.update({
'url': http_template % q,
'format_id': f['format_id'].replace('hls', 'http'),
'protocol': 'http',
})
formats.append(f)
else:
for q in qualities:
formats.append({
'url': http_template % q,
'ext': 'mp4',
'format_id': 'http-%d' % q,
'tbr': q,
})
self._sort_formats(formats)
subtitles = []
caption_url = video_info.get('captionsUrl')
if caption_url:
subtitles = {
'en': [{
'url': caption_url,
}]
}
entries.append({
'id': compat_str(video_info['id']),
'formats': formats,
'title': video_info['title'],
'description': video_info.get('description'),
'duration': parse_duration(video_info.get('video_length')),
'webpage_url': video_info.get('href') or video_info.get('url'),
'thumbnail': video_info.get('thumbnailURL'),
'alt_title': video_info.get('secondary_title'),
'timestamp': parse_iso8601(video_info.get('publishedDate')),
'subtitles': subtitles,
})
return self.playlist_result(entries, display_id, video_title)
|
