mirror of
https://github.com/l1ving/youtube-dl
synced 2024-12-22 21:52:51 +08:00
84 lines
2.8 KiB
Python
84 lines
2.8 KiB
Python
import re
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import json
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from .common import InfoExtractor
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from ..utils import (
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clean_html,
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get_element_by_id,
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)
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class TechTVMITIE(InfoExtractor):
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IE_NAME = u'techtv.mit.edu'
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_VALID_URL = r'https?://techtv\.mit\.edu/(videos|embeds)/(?P<id>\d+)'
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_TEST = {
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u'url': u'http://techtv.mit.edu/videos/25418-mit-dna-learning-center-set',
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u'file': u'25418.mp4',
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u'md5': u'1f8cb3e170d41fd74add04d3c9330e5f',
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u'info_dict': {
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u'title': u'MIT DNA Learning Center Set',
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u'description': u'md5:82313335e8a8a3f243351ba55bc1b474',
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},
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}
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group('id')
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raw_page = self._download_webpage(
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'http://techtv.mit.edu/videos/%s' % video_id, video_id)
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clean_page = re.compile(u'<!--.*?-->', re.S).sub(u'', raw_page)
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base_url = self._search_regex(r'ipadUrl: \'(.+?cloudfront.net/)',
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raw_page, u'base url')
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formats_json = self._search_regex(r'bitrates: (\[.+?\])', raw_page,
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u'video formats')
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formats_mit = json.loads(formats_json)
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formats = [
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{
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'format_id': f['label'],
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'url': base_url + f['url'].partition(':')[2],
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'ext': f['url'].partition(':')[0],
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'format': f['label'],
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'width': f['width'],
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'vbr': f['bitrate'],
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}
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for f in formats_mit
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]
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title = get_element_by_id('edit-title', clean_page)
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description = clean_html(get_element_by_id('edit-description', clean_page))
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thumbnail = self._search_regex(r'playlist:.*?url: \'(.+?)\'',
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raw_page, u'thumbnail', flags=re.DOTALL)
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return {'id': video_id,
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'title': title,
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'formats': formats,
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'description': description,
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'thumbnail': thumbnail,
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}
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class MITIE(TechTVMITIE):
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IE_NAME = u'video.mit.edu'
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_VALID_URL = r'https?://video\.mit\.edu/watch/(?P<title>[^/]+)'
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_TEST = {
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u'url': u'http://video.mit.edu/watch/the-government-is-profiling-you-13222/',
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u'file': u'21783.mp4',
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u'md5': u'7db01d5ccc1895fc5010e9c9e13648da',
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u'info_dict': {
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u'title': u'The Government is Profiling You',
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u'description': u'md5:ad5795fe1e1623b73620dbfd47df9afd',
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},
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}
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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page_title = mobj.group('title')
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webpage = self._download_webpage(url, page_title)
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self.to_screen('%s: Extracting %s url' % (page_title, TechTVMITIE.IE_NAME))
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embed_url = self._search_regex(r'<iframe .*?src="(.+?)"', webpage,
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u'embed url')
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return self.url_result(embed_url, ie='TechTVMIT')
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