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youtube-dl/youtube_dl/extractor/zdf.py

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import re
from .common import InfoExtractor
from ..utils import (
determine_ext,
ExtractorError,
)
class ZDFIE(InfoExtractor):
_VALID_URL = r'^http://www\.zdf\.de\/ZDFmediathek(?P<hash>#)?\/(.*beitrag\/video\/)(?P<video_id>[^/\?]+)(?:\?.*)?'
_MEDIA_STREAM = r'<a href="(?P<video_url>.+(?P<media_type>.streaming).+/zdf/(?P<quality>[^\/]+)/[^"]*)".+class="play".+>'
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
if mobj is None:
raise ExtractorError(u'Invalid URL: %s' % url)
video_id = mobj.group('video_id')
if mobj.group('hash'):
url = url.replace(u'#', u'', 1)
html = self._download_webpage(url, video_id)
streams = [m.groupdict() for m in re.finditer(self._MEDIA_STREAM, html)]
if streams is None:
raise ExtractorError(u'No media url found.')
# s['media_type'] == 'wstreaming' -> use 'Windows Media Player' and mms url
# s['media_type'] == 'hstreaming' -> use 'Quicktime' and rtsp url
# choose first/default media type and highest quality for now
def stream_pref(s):
TYPE_ORDER = ['ostreaming', 'hstreaming', 'wstreaming']
try:
type_pref = TYPE_ORDER.index(s['media_type'])
except ValueError:
type_pref = 999
QUALITY_ORDER = ['veryhigh', '300']
try:
quality_pref = QUALITY_ORDER.index(s['quality'])
except ValueError:
quality_pref = 999
return (type_pref, quality_pref)
sorted_streams = sorted(streams, key=stream_pref)
if not sorted_streams:
raise ExtractorError(u'No stream found.')
stream = sorted_streams[0]
media_link = self._download_webpage(
stream['video_url'],
video_id,
u'Get stream URL')
#MMS_STREAM = r'href="(?P<video_url>mms://[^"]*)"'
RTSP_STREAM = r'(?P<video_url>rtsp://[^"]*.mp4)'
mobj = re.search(self._MEDIA_STREAM, media_link)
if mobj is None:
mobj = re.search(RTSP_STREAM, media_link)
if mobj is None:
raise ExtractorError(u'Cannot extract mms:// or rtsp:// URL')
video_url = mobj.group('video_url')
title = self._html_search_regex(
r'<h1(?: class="beitragHeadline")?>(.*?)</h1>',
html, u'title')
return {
'id': video_id,
'url': video_url,
'title': title,
'ext': determine_ext(video_url)
}