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import base64
import re
from .common import InfoExtractor
from ..utils import (
compat_urllib_parse,
ExtractorError,
)
class InfoQIE(InfoExtractor):
_VALID_URL = r'^(?:https?://)?(?:www\.)?infoq\.com/[^/]+/[^/]+$'
_TEST = {
u"name": u"InfoQ",
u"url": u"http://www.infoq.com/presentations/A-Few-of-My-Favorite-Python-Things",
u"file": u"12-jan-pythonthings.mp4",
u"info_dict": {
u"description": u"Mike Pirnat presents some tips and tricks, standard libraries and third party packages that make programming in Python a richer experience.",
u"title": u"A Few of My Favorite [Python] Things"
},
u"params": {
u"skip_download": true
}
}
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
webpage = self._download_webpage(url, video_id=url)
self.report_extraction(url)
# Extract video URL
mobj = re.search(r"jsclassref ?= ?'([^']*)'", webpage)
if mobj is None:
raise ExtractorError(u'Unable to extract video url')
real_id = compat_urllib_parse.unquote(base64.b64decode(mobj.group(1).encode('ascii')).decode('utf-8'))
video_url = 'rtmpe://video.infoq.com/cfx/st/' + real_id
# Extract title
video_title = self._search_regex(r'contentTitle = "(.*?)";',
webpage, u'title')
# Extract description
video_description = self._html_search_regex(r'<meta name="description" content="(.*)"(?:\s*/)?>',
webpage, u'description', fatal=False)
video_filename = video_url.split('/')[-1]
video_id, extension = video_filename.split('.')
info = {
'id': video_id,
'url': video_url,
'uploader': None,
'upload_date': None,
'title': video_title,
'ext': extension, # Extension is always(?) mp4, but seems to be flv
'thumbnail': None,
'description': video_description,
}
return [info]
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