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-rw-r--r--youtube_dl/extractor/dispeak.py111
1 files changed, 111 insertions, 0 deletions
diff --git a/youtube_dl/extractor/dispeak.py b/youtube_dl/extractor/dispeak.py
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+++ b/youtube_dl/extractor/dispeak.py
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+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+from ..utils import (
+ int_or_none,
+ parse_duration,
+ remove_end,
+ xpath_element,
+ xpath_text,
+)
+
+
+class DigitalSpeakingIE(InfoExtractor):
+ _VALID_URL = r'http://evt.dispeak.com/([^/]+/)+xml/(?P<id>[^.]+).xml'
+
+ _TEST = {
+ # From http://evt.dispeak.com/ubm/gdc/sf16/xml/840376_BQRC.xml
+ 'url': 'http://evt.dispeak.com/ubm/gdc/sf16/xml/840376_BQRC.xml',
+ 'md5': 'a8efb6c31ed06ca8739294960b2dbabd',
+ 'info_dict': {
+ 'id': '840376_BQRC',
+ 'ext': 'mp4',
+ 'title': 'Tenacious Design and The Interface of \'Destiny\'',
+ },
+ }
+
+ def _parse_mp4(self, metadata):
+ video_formats = []
+ video_root = None
+
+ mp4_video = xpath_text(metadata, './mp4video', default=None)
+ if mp4_video is not None:
+ mobj = re.match(r'(?P<root>https?://.*?/).*', mp4_video)
+ video_root = mobj.group('root')
+ if video_root is None:
+ http_host = xpath_text(metadata, 'httpHost', default=None)
+ if http_host:
+ video_root = 'http://%s/' % http_host
+ if video_root is None:
+ # Hard-coded in http://evt.dispeak.com/ubm/gdc/sf16/custom/player2.js
+ # Works for GPUTechConf, too
+ video_root = 'http://s3-2u.digitallyspeaking.com/'
+
+ formats = metadata.findall('./MBRVideos/MBRVideo')
+ if not formats:
+ return None
+ for a_format in formats:
+ stream_name = xpath_text(a_format, 'streamName', fatal=True)
+ video_path = re.match(r'mp4\:(?P<path>.*)', stream_name).group('path')
+ url = video_root + video_path
+ vbr = xpath_text(a_format, 'bitrate')
+ video_formats.append({
+ 'url': url,
+ 'vbr': int_or_none(vbr),
+ })
+ return video_formats
+
+ def _parse_flv(self, metadata):
+ formats = []
+ akamai_url = xpath_text(metadata, './akamaiHost', fatal=True)
+ audios = metadata.find('./audios')
+ if audios is not None:
+ for audio in audios:
+ formats.append({
+ 'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url,
+ 'play_path': remove_end(audio.get('url'), '.flv'),
+ 'ext': 'flv',
+ 'vcodec': 'none',
+ 'format_id': audio.get('code'),
+ })
+ slide_video_path = xpath_text(metadata, './slideVideo', fatal=True)
+ formats.append({
+ 'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url,
+ 'play_path': remove_end(slide_video_path, '.flv'),
+ 'ext': 'flv',
+ 'format_note': 'slide deck video',
+ 'quality': -2,
+ 'preference': -2,
+ 'format_id': 'slides',
+ })
+ speaker_video_path = xpath_text(metadata, './speakerVideo', fatal=True)
+ formats.append({
+ 'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url,
+ 'play_path': remove_end(speaker_video_path, '.flv'),
+ 'ext': 'flv',
+ 'format_note': 'speaker video',
+ 'quality': -1,
+ 'preference': -1,
+ 'format_id': 'speaker',
+ })
+ return formats
+
+ def _real_extract(self, url):
+ video_id = self._match_id(url)
+
+ xml_description = self._download_xml(url, video_id)
+ metadata = xpath_element(xml_description, 'metadata')
+
+ video_formats = self._parse_mp4(metadata)
+ if video_formats is None:
+ video_formats = self._parse_flv(metadata)
+
+ return {
+ 'id': video_id,
+ 'formats': video_formats,
+ 'title': xpath_text(metadata, 'title', fatal=True),
+ 'duration': parse_duration(xpath_text(metadata, 'endTime')),
+ 'creator': xpath_text(metadata, 'speaker'),
+ }