X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Fextractor%2Finfoq.py;h=016af2084b3301bccf6f6191df66b2eec84968a4;hb=9f0ee2a3883ec6f6fdccba90085cb925aaa2f617;hp=65f0b76cb0e2a413e82005405b012b4a93fae107;hpb=7560096db5ce0002b3cf3f3bcbbb53ef05e6fb13;p=youtube-dl diff --git a/youtube_dl/extractor/infoq.py b/youtube_dl/extractor/infoq.py index 65f0b76cb..016af2084 100644 --- a/youtube_dl/extractor/infoq.py +++ b/youtube_dl/extractor/infoq.py @@ -1,58 +1,115 @@ +# coding: utf-8 + from __future__ import unicode_literals import base64 -import re from .common import InfoExtractor -from ..utils import ( - compat_urllib_parse, +from ..compat import ( + compat_urllib_parse_unquote, + compat_parse_qs, ) +from ..utils import determine_ext class InfoQIE(InfoExtractor): - _VALID_URL = r'https?://(?:www\.)?infoq\.com/[^/]+/(?P[^/]+)$' - - _TEST = { - u'name': u'InfoQ', - u'url': u'http://www.infoq.com/presentations/A-Few-of-My-Favorite-Python-Things', - u'md5': u'fcaa3d995e04080dcb9465d86b5eef62', - u'info_dict': { - u'id': u'12-jan-pythonthings', - u'ext': u'mp4', - 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', + _VALID_URL = r'https?://(?:www\.)?infoq\.com/(?:[^/]+/)+(?P[^/]+)' + + _TESTS = [{ + 'url': 'http://www.infoq.com/presentations/A-Few-of-My-Favorite-Python-Things', + 'md5': 'b5ca0e0a8c1fed93b0e65e48e462f9a2', + 'info_dict': { + 'id': 'A-Few-of-My-Favorite-Python-Things', + 'ext': 'mp4', + 'description': 'Mike Pirnat presents some tips and tricks, standard libraries and third party packages that make programming in Python a richer experience.', + 'title': 'A Few of My Favorite [Python] Things', + }, + }, { + 'url': 'http://www.infoq.com/fr/presentations/changez-avis-sur-javascript', + 'only_matching': True, + }, { + 'url': 'http://www.infoq.com/cn/presentations/openstack-continued-delivery', + 'md5': '4918d0cca1497f2244572caf626687ef', + 'info_dict': { + 'id': 'openstack-continued-delivery', + 'title': 'OpenStack持续交付之路', + 'ext': 'flv', + 'description': 'md5:308d981fb28fa42f49f9568322c683ff', }, - } + }] - def _real_extract(self, url): - mobj = re.match(self._VALID_URL, url) - video_id = mobj.group('id') + def _extract_bokecc_videos(self, webpage, video_id): + # TODO: bokecc.com is a Chinese video cloud platform + # It should have an independent extractor but I don't have other + # examples using bokecc + player_params_str = self._html_search_regex( + r']+src="http://p\.bokecc\.com/player\?([^"]+)', + webpage, 'player params', default=None) - webpage = self._download_webpage(url, video_id) + player_params = compat_parse_qs(player_params_str) - self.report_extraction(video_id) + info_xml = self._download_xml( + 'http://p.bokecc.com/servlet/playinfo?uid=%s&vid=%s&m=1' % ( + player_params['siteid'][0], player_params['vid'][0]), video_id) - video_title = self._html_search_regex(r'(.*?)', webpage, 'title') - video_description = self._html_search_meta('description', webpage, 'description') + return [{ + 'format_id': 'bokecc', + 'url': quality.find('./copy').attrib['playurl'], + 'preference': int(quality.attrib['value']), + } for quality in info_xml.findall('./video/quality')] + def _extract_rtmp_videos(self, webpage): # The server URL is hardcoded video_url = 'rtmpe://video.infoq.com/cfx/st/' # Extract video URL - encoded_id = self._search_regex(r"jsclassref ?= ?'([^']*)'", webpage, 'encoded id') - real_id = compat_urllib_parse.unquote(base64.b64decode(encoded_id.encode('ascii')).decode('utf-8')) + encoded_id = self._search_regex( + r"jsclassref\s*=\s*'([^']*)'", webpage, 'encoded id', default=None) + + real_id = compat_urllib_parse_unquote(base64.b64decode(encoded_id.encode('ascii')).decode('utf-8')) playpath = 'mp4:' + real_id - video_filename = playpath.split('/')[-1] - video_id, extension = video_filename.split('.') + return [{ + 'format_id': 'rtmp', + 'url': video_url, + 'ext': determine_ext(playpath), + 'play_path': playpath, + }] + + def _extract_http_videos(self, webpage): + http_video_url = self._search_regex(r'P\.s\s*=\s*\'([^\']+)\'', webpage, 'video URL') + + policy = self._search_regex(r'InfoQConstants.scp\s*=\s*\'([^\']+)\'', webpage, 'policy') + signature = self._search_regex(r'InfoQConstants.scs\s*=\s*\'([^\']+)\'', webpage, 'signature') + key_pair_id = self._search_regex(r'InfoQConstants.sck\s*=\s*\'([^\']+)\'', webpage, 'key-pair-id') return [{ + 'format_id': 'http', + 'url': http_video_url, + 'http_headers': { + 'Cookie': 'CloudFront-Policy=%s; CloudFront-Signature=%s; CloudFront-Key-Pair-Id=%s' % ( + policy, signature, key_pair_id), + }, + }] + + def _real_extract(self, url): + video_id = self._match_id(url) + webpage = self._download_webpage(url, video_id) + + video_title = self._html_search_regex(r'(.*?)', webpage, 'title') + video_description = self._html_search_meta('description', webpage, 'description') + + if '/cn/' in url: + # for China videos, HTTP video URL exists but always fails with 403 + formats = self._extract_bokecc_videos(webpage, video_id) + else: + formats = self._extract_rtmp_videos(webpage) + self._extract_http_videos(webpage) + + self._sort_formats(formats) + + return { 'id': video_id, 'title': video_title, 'description': video_description, - 'formats': [{ - 'url': video_url, - 'ext': extension, - 'play_path': playpath, - }], - }] + 'formats': formats, + }