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92 lines
3.4 KiB
Python
92 lines
3.4 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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import base64
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from ..compat import compat_urllib_parse_unquote
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from ..utils import determine_ext
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from .bokecc import BokeCCBaseIE
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class InfoQIE(BokeCCBaseIE):
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_VALID_URL = r'https?://(?:www\.)?infoq\.com/(?:[^/]+/)+(?P<id>[^/]+)'
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_TESTS = [{
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'url': 'http://www.infoq.com/presentations/A-Few-of-My-Favorite-Python-Things',
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'md5': 'b5ca0e0a8c1fed93b0e65e48e462f9a2',
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'info_dict': {
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'id': 'A-Few-of-My-Favorite-Python-Things',
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'ext': 'mp4',
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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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}, {
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'url': 'http://www.infoq.com/fr/presentations/changez-avis-sur-javascript',
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'only_matching': True,
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}, {
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'url': 'http://www.infoq.com/cn/presentations/openstack-continued-delivery',
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'md5': '4918d0cca1497f2244572caf626687ef',
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'info_dict': {
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'id': 'openstack-continued-delivery',
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'title': 'OpenStack持续交付之路',
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'ext': 'flv',
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'description': 'md5:308d981fb28fa42f49f9568322c683ff',
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},
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}]
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def _extract_rtmp_videos(self, webpage):
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# The server URL is hardcoded
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video_url = 'rtmpe://video.infoq.com/cfx/st/'
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# Extract video URL
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encoded_id = self._search_regex(
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r"jsclassref\s*=\s*'([^']*)'", webpage, 'encoded id', default=None)
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real_id = compat_urllib_parse_unquote(base64.b64decode(encoded_id.encode('ascii')).decode('utf-8'))
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playpath = 'mp4:' + real_id
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return [{
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'format_id': 'rtmp',
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'url': video_url,
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'ext': determine_ext(playpath),
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'play_path': playpath,
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}]
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def _extract_http_videos(self, webpage):
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http_video_url = self._search_regex(r'P\.s\s*=\s*\'([^\']+)\'', webpage, 'video URL')
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policy = self._search_regex(r'InfoQConstants.scp\s*=\s*\'([^\']+)\'', webpage, 'policy')
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signature = self._search_regex(r'InfoQConstants.scs\s*=\s*\'([^\']+)\'', webpage, 'signature')
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key_pair_id = self._search_regex(r'InfoQConstants.sck\s*=\s*\'([^\']+)\'', webpage, 'key-pair-id')
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return [{
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'format_id': 'http',
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'url': http_video_url,
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'http_headers': {
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'Cookie': 'CloudFront-Policy=%s; CloudFront-Signature=%s; CloudFront-Key-Pair-Id=%s' % (
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policy, signature, key_pair_id),
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},
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}]
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def _real_extract(self, url):
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video_id = self._match_id(url)
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webpage = self._download_webpage(url, video_id)
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video_title = self._html_search_regex(r'<title>(.*?)</title>', webpage, 'title')
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video_description = self._html_search_meta('description', webpage, 'description')
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if '/cn/' in url:
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# for China videos, HTTP video URL exists but always fails with 403
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formats = self._extract_bokecc_formats(webpage, video_id)
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else:
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formats = self._extract_rtmp_videos(webpage) + self._extract_http_videos(webpage)
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self._sort_formats(formats)
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return {
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'id': video_id,
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'title': video_title,
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'description': video_description,
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'formats': formats,
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}
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