Yen Chi Hsuan
parent
f3711edcf1
commit
02a63fadc3
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@ -1,9 +1,15 @@
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# coding: utf-8
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from __future__ import unicode_literals
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import base64
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from .common import InfoExtractor
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from ..compat import compat_urllib_parse_unquote
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from ..compat import (
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compat_urllib_parse_unquote,
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compat_parse_qs,
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)
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from ..utils import determine_ext
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class InfoQIE(InfoExtractor):
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@ -13,7 +19,7 @@ class InfoQIE(InfoExtractor):
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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': '12-jan-pythonthings',
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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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@ -21,8 +27,71 @@ class InfoQIE(InfoExtractor):
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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_bokecc_videos(self, webpage, video_id):
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# TODO: bokecc.com is a Chinese video cloud platform
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# It should have an independent extractor but I don't have other
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# examples using bokecc
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player_params_str = self._html_search_regex(
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r'<script[^>]+src="http://p\.bokecc\.com/player\?([^"]+)',
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webpage, 'player params', default=None)
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player_params = compat_parse_qs(player_params_str)
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info_xml = self._download_xml(
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'http://p.bokecc.com/servlet/playinfo?uid=%s&vid=%s&m=1' % (
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player_params['siteid'][0], player_params['vid'][0]), video_id)
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return [{
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'format_id': 'bokecc',
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'url': quality.find('./copy').attrib['playurl'],
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'preference': int(quality.attrib['value']),
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} for quality in info_xml.findall('./video/quality')]
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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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@ -30,37 +99,12 @@ class InfoQIE(InfoExtractor):
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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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# The server URL is hardcoded
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video_url = 'rtmpe://video.infoq.com/cfx/st/'
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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_videos(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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# Extract video URL
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encoded_id = self._search_regex(
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r"jsclassref\s*=\s*'([^']*)'", 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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playpath = 'mp4:' + real_id
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video_filename = playpath.split('/')[-1]
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video_id, extension = video_filename.split('.')
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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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formats = [{
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'format_id': 'rtmp',
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'url': video_url,
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'ext': extension,
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'play_path': playpath,
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}, {
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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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self._sort_formats(formats)
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return {
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