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[youtube-dl] / ard.py
1 import re
2
3 from .common import InfoExtractor
4 from ..utils import (
5     ExtractorError,
6 )
7
8 class ARDIE(InfoExtractor):
9     _VALID_URL = r'^(?:https?://)?(?:(?:www\.)?ardmediathek\.de|mediathek\.daserste\.de)/(?:.*/)(?P<video_id>[^/\?]+)(?:\?.*)?'
10     _TITLE = r'<h1(?: class="boxTopHeadline")?>(?P<title>.*)</h1>'
11     _MEDIA_STREAM = r'mediaCollection\.addMediaStream\((?P<media_type>\d+), (?P<quality>\d+), "(?P<rtmp_url>[^"]*)", "(?P<video_url>[^"]*)", "[^"]*"\)'
12     _TEST = {
13         u'url': u'http://www.ardmediathek.de/das-erste/tagesschau-in-100-sek?documentId=14077640',
14         u'file': u'14077640.mp4',
15         u'md5': u'6ca8824255460c787376353f9e20bbd8',
16         u'info_dict': {
17             u"title": u"11.04.2013 09:23 Uhr - Tagesschau in 100 Sekunden"
18         },
19         u'skip': u'Requires rtmpdump'
20     }
21
22     def _real_extract(self, url):
23         # determine video id from url
24         m = re.match(self._VALID_URL, url)
25
26         numid = re.search(r'documentId=([0-9]+)', url)
27         if numid:
28             video_id = numid.group(1)
29         else:
30             video_id = m.group('video_id')
31
32         # determine title and media streams from webpage
33         html = self._download_webpage(url, video_id)
34         title = re.search(self._TITLE, html).group('title')
35         streams = [mo.groupdict() for mo in re.finditer(self._MEDIA_STREAM, html)]
36         if not streams:
37             assert '"fsk"' in html
38             raise ExtractorError(u'This video is only available after 8:00 pm')
39
40         # choose default media type and highest quality for now
41         stream = max([s for s in streams if int(s["media_type"]) == 0],
42                      key=lambda s: int(s["quality"]))
43
44         # there's two possibilities: RTMP stream or HTTP download
45         info = {'id': video_id, 'title': title, 'ext': 'mp4'}
46         if stream['rtmp_url']:
47             self.to_screen(u'RTMP download detected')
48             assert stream['video_url'].startswith('mp4:')
49             info["url"] = stream["rtmp_url"]
50             info["play_path"] = stream['video_url']
51         else:
52             assert stream["video_url"].endswith('.mp4')
53             info["url"] = stream["video_url"]
54         return [info]