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https://github.com/l1ving/youtube-dl
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56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
from __future__ import unicode_literals
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import base64
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import re
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from .common import InfoExtractor
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from ..utils import (
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compat_urllib_parse,
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)
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class InfoQIE(InfoExtractor):
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_VALID_URL = r'^(?:https?://)?(?:www\.)?infoq\.com/[^/]+/[^/]+$'
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_TEST = {
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"name": "InfoQ",
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"url": "http://www.infoq.com/presentations/A-Few-of-My-Favorite-Python-Things",
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"file": "12-jan-pythonthings.mp4",
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"info_dict": {
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"description": "Mike Pirnat presents some tips and tricks, standard libraries and third party packages that make programming in Python a richer experience.",
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"title": "A Few of My Favorite [Python] Things",
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},
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"params": {
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"skip_download": True,
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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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webpage = self._download_webpage(url, video_id=url)
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self.report_extraction(url)
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# Extract video URL
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encoded_id = self._search_regex(r"jsclassref ?= ?'([^']*)'", webpage, 'encoded id')
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real_id = compat_urllib_parse.unquote(base64.b64decode(encoded_id.encode('ascii')).decode('utf-8'))
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video_url = 'rtmpe://video.infoq.com/cfx/st/' + real_id
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# Extract title
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video_title = self._search_regex(r'contentTitle = "(.*?)";',
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webpage, 'title')
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# Extract description
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video_description = self._html_search_regex(r'<meta name="description" content="(.*)"(?:\s*/)?>',
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webpage, 'description', fatal=False)
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video_filename = video_url.split('/')[-1]
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video_id, extension = video_filename.split('.')
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return {
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'id': video_id,
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'url': video_url,
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'title': video_title,
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'ext': extension, # Extension is always(?) mp4, but seems to be flv
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'description': video_description,
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}
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