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-rw-r--r--youtube_dl/extractor/videolecturesnet.py62
1 files changed, 8 insertions, 54 deletions
diff --git a/youtube_dl/extractor/videolecturesnet.py b/youtube_dl/extractor/videolecturesnet.py
index ef2da5632..160dbb590 100644
--- a/youtube_dl/extractor/videolecturesnet.py
+++ b/youtube_dl/extractor/videolecturesnet.py
@@ -1,13 +1,8 @@
from __future__ import unicode_literals
-import re
-
from .common import InfoExtractor
from ..utils import (
- find_xpath_attr,
- int_or_none,
parse_duration,
- unified_strdate,
)
@@ -29,58 +24,17 @@ class VideoLecturesNetIE(InfoExtractor):
}
def _real_extract(self, url):
- mobj = re.match(self._VALID_URL, url)
- video_id = mobj.group('id')
+ video_id = self._match_id(url)
smil_url = 'http://videolectures.net/%s/video/1/smil.xml' % video_id
- smil = self._download_xml(smil_url, video_id)
+ smil = self._download_smil(smil_url, video_id)
- title = find_xpath_attr(smil, './/meta', 'name', 'title').attrib['content']
- description_el = find_xpath_attr(smil, './/meta', 'name', 'abstract')
- description = (
- None if description_el is None
- else description_el.attrib['content'])
- upload_date = unified_strdate(
- find_xpath_attr(smil, './/meta', 'name', 'date').attrib['content'])
+ info = self._parse_smil(smil, smil_url, video_id)
- switch = smil.find('.//switch')
- duration = parse_duration(switch.attrib.get('dur'))
- thumbnail_el = find_xpath_attr(switch, './image', 'type', 'thumbnail')
- thumbnail = (
- None if thumbnail_el is None else thumbnail_el.attrib.get('src'))
+ info['id'] = video_id
- formats = []
- for v in switch.findall('./video'):
- proto = v.attrib.get('proto')
- if proto not in ['http', 'rtmp']:
- continue
- f = {
- 'width': int_or_none(v.attrib.get('width')),
- 'height': int_or_none(v.attrib.get('height')),
- 'filesize': int_or_none(v.attrib.get('size')),
- 'tbr': int_or_none(v.attrib.get('systemBitrate')) / 1000.0,
- 'ext': v.attrib.get('ext'),
- }
- src = v.attrib['src']
- if proto == 'http':
- if self._is_valid_url(src, video_id):
- f['url'] = src
- formats.append(f)
- elif proto == 'rtmp':
- f.update({
- 'url': v.attrib['streamer'],
- 'play_path': src,
- 'rtmp_real_time': True,
- })
- formats.append(f)
- self._sort_formats(formats)
+ switch = smil.find('.//switch')
+ if switch is not None:
+ info['duration'] = parse_duration(switch.attrib.get('dur'))
- return {
- 'id': video_id,
- 'title': title,
- 'description': description,
- 'upload_date': upload_date,
- 'duration': duration,
- 'thumbnail': thumbnail,
- 'formats': formats,
- }
+ return info