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yt-dlp/youtube_dl/extractor/academicearth.py
2013-12-17 12:34:30 +01:00

32 lines
1.0 KiB
Python

import re
from .common import InfoExtractor
class AcademicEarthCourseIE(InfoExtractor):
_VALID_URL = r'^https?://(?:www\.)?academicearth\.org/(?:courses|playlists)/(?P<id>[^?#/]+)'
IE_NAME = u'AcademicEarth:Course'
def _real_extract(self, url):
m = re.match(self._VALID_URL, url)
playlist_id = m.group('id')
webpage = self._download_webpage(url, playlist_id)
title = self._html_search_regex(
r'<h1 class="playlist-name">(.*?)</h1>', webpage, u'title')
description = self._html_search_regex(
r'<p class="excerpt">(.*?)</p>',
webpage, u'description', fatal=False)
urls = re.findall(
r'<h3 class="lecture-title"><a target="_blank" href="([^"]+)">',
webpage)
entries = [self.url_result(u) for u in urls]
return {
'_type': 'playlist',
'id': playlist_id,
'title': title,
'description': description,
'entries': entries,
}