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318 lines
13 KiB
318 lines
13 KiB
# -*- coding: utf-8 -*- |
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from __future__ import unicode_literals |
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import re |
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import time |
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import hmac |
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import binascii |
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import hashlib |
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from .common import InfoExtractor |
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from ..compat import ( |
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compat_parse_qs, |
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compat_urllib_parse_urlparse, |
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) |
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from ..utils import ( |
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determine_ext, |
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ExtractorError, |
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float_or_none, |
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int_or_none, |
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sanitized_Request, |
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unsmuggle_url, |
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url_basename, |
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xpath_with_ns, |
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) |
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default_ns = 'http://www.w3.org/2005/SMIL21/Language' |
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_x = lambda p: xpath_with_ns(p, {'smil': default_ns}) |
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class ThePlatformBaseIE(InfoExtractor): |
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def _extract_theplatform_smil(self, smil_url, video_id, note='Downloading SMIL data'): |
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meta = self._download_xml(smil_url, video_id, note=note) |
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try: |
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error_msg = next( |
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n.attrib['abstract'] |
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for n in meta.findall(_x('.//smil:ref')) |
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if n.attrib.get('title') == 'Geographic Restriction' or n.attrib.get('title') == 'Expired') |
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except StopIteration: |
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pass |
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else: |
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raise ExtractorError(error_msg, expected=True) |
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formats = self._parse_smil_formats( |
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meta, smil_url, video_id, namespace=default_ns, |
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# the parameters are from syfy.com, other sites may use others, |
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# they also work for nbc.com |
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f4m_params={'g': 'UXWGVKRWHFSP', 'hdcore': '3.0.3'}, |
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transform_rtmp_url=lambda streamer, src: (streamer, 'mp4:' + src)) |
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for _format in formats: |
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ext = determine_ext(_format['url']) |
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if ext == 'once': |
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_format['ext'] = 'mp4' |
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self._sort_formats(formats) |
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subtitles = self._parse_smil_subtitles(meta, default_ns) |
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return formats, subtitles |
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def get_metadata(self, path, video_id): |
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info_url = 'http://link.theplatform.com/s/%s?format=preview' % path |
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info = self._download_json(info_url, video_id) |
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subtitles = {} |
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captions = info.get('captions') |
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if isinstance(captions, list): |
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for caption in captions: |
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lang, src, mime = caption.get('lang', 'en'), caption.get('src'), caption.get('type') |
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subtitles[lang] = [{ |
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'ext': 'srt' if mime == 'text/srt' else 'ttml', |
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'url': src, |
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}] |
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return { |
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'title': info['title'], |
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'subtitles': subtitles, |
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'description': info['description'], |
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'thumbnail': info['defaultThumbnailUrl'], |
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'duration': int_or_none(info.get('duration'), 1000), |
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} |
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class ThePlatformIE(ThePlatformBaseIE): |
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_VALID_URL = r'''(?x) |
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(?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/ |
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(?:(?P<media>(?:(?:[^/]+/)+select/)?media/)|(?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/))? |
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|theplatform:)(?P<id>[^/\?&]+)''' |
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_TESTS = [{ |
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# from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/ |
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'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true', |
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'info_dict': { |
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'id': 'e9I_cZgTgIPd', |
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'ext': 'flv', |
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'title': 'Blackberry\'s big, bold Z30', |
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'description': 'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.', |
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'duration': 247, |
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}, |
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'params': { |
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# rtmp download |
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'skip_download': True, |
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}, |
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}, { |
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# from http://www.cnet.com/videos/tesla-model-s-a-second-step-towards-a-cleaner-motoring-future/ |
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'url': 'http://link.theplatform.com/s/kYEXFC/22d_qsQ6MIRT', |
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'info_dict': { |
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'id': '22d_qsQ6MIRT', |
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'ext': 'flv', |
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'description': 'md5:ac330c9258c04f9d7512cf26b9595409', |
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'title': 'Tesla Model S: A second step towards a cleaner motoring future', |
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}, |
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'params': { |
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# rtmp download |
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'skip_download': True, |
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} |
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}, { |
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'url': 'https://player.theplatform.com/p/D6x-PC/pulse_preview/embed/select/media/yMBg9E8KFxZD', |
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'info_dict': { |
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'id': 'yMBg9E8KFxZD', |
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'ext': 'mp4', |
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'description': 'md5:644ad9188d655b742f942bf2e06b002d', |
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'title': 'HIGHLIGHTS: USA bag first ever series Cup win', |
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} |
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}, { |
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'url': 'http://player.theplatform.com/p/NnzsPC/widget/select/media/4Y0TlYUr_ZT7', |
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'only_matching': True, |
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}, { |
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'url': 'http://player.theplatform.com/p/2E2eJC/nbcNewsOffsite?guid=tdy_or_siri_150701', |
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'md5': '734f3790fb5fc4903da391beeebc4836', |
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'info_dict': { |
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'id': 'tdy_or_siri_150701', |
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'ext': 'mp4', |
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'title': 'iPhone Siri’s sassy response to a math question has people talking', |
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'description': 'md5:a565d1deadd5086f3331d57298ec6333', |
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'duration': 83.0, |
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'thumbnail': 're:^https?://.*\.jpg$', |
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'timestamp': 1435752600, |
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'upload_date': '20150701', |
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'categories': ['Today/Shows/Orange Room', 'Today/Sections/Money', 'Today/Topics/Tech', "Today/Topics/Editor's picks"], |
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}, |
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}, { |
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# From http://www.nbc.com/the-blacklist/video/sir-crispin-crandall/2928790?onid=137781#vc137781=1 |
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# geo-restricted (US), HLS encrypted with AES-128 |
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'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781', |
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'only_matching': True, |
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}] |
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@staticmethod |
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def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False): |
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flags = '10' if include_qs else '00' |
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expiration_date = '%x' % (int(time.time()) + life) |
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def str_to_hex(str): |
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return binascii.b2a_hex(str.encode('ascii')).decode('ascii') |
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def hex_to_str(hex): |
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return binascii.a2b_hex(hex) |
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relative_path = url.split('http://link.theplatform.com/s/')[1].split('?')[0] |
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clear_text = hex_to_str(flags + expiration_date + str_to_hex(relative_path)) |
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checksum = hmac.new(sig_key.encode('ascii'), clear_text, hashlib.sha1).hexdigest() |
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sig = flags + expiration_date + checksum + str_to_hex(sig_secret) |
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return '%s&sig=%s' % (url, sig) |
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def _real_extract(self, url): |
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url, smuggled_data = unsmuggle_url(url, {}) |
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mobj = re.match(self._VALID_URL, url) |
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provider_id = mobj.group('provider_id') |
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video_id = mobj.group('id') |
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if not provider_id: |
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provider_id = 'dJ5BDC' |
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path = provider_id |
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if mobj.group('media'): |
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path += '/media' |
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path += '/' + video_id |
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qs_dict = compat_parse_qs(compat_urllib_parse_urlparse(url).query) |
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if 'guid' in qs_dict: |
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webpage = self._download_webpage(url, video_id) |
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scripts = re.findall(r'<script[^>]+src="([^"]+)"', webpage) |
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feed_id = None |
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# feed id usually locates in the last script. |
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# Seems there's no pattern for the interested script filename, so |
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# I try one by one |
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for script in reversed(scripts): |
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feed_script = self._download_webpage( |
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self._proto_relative_url(script, 'http:'), |
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video_id, 'Downloading feed script') |
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feed_id = self._search_regex( |
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r'defaultFeedId\s*:\s*"([^"]+)"', feed_script, |
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'default feed id', default=None) |
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if feed_id is not None: |
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break |
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if feed_id is None: |
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raise ExtractorError('Unable to find feed id') |
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return self.url_result('http://feed.theplatform.com/f/%s/%s?byGuid=%s' % ( |
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provider_id, feed_id, qs_dict['guid'][0])) |
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if smuggled_data.get('force_smil_url', False): |
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smil_url = url |
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# Explicitly specified SMIL (see https://github.com/rg3/youtube-dl/issues/7385) |
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elif '/guid/' in url: |
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headers = {} |
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source_url = smuggled_data.get('source_url') |
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if source_url: |
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headers['Referer'] = source_url |
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request = sanitized_Request(url, headers=headers) |
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webpage = self._download_webpage(request, video_id) |
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smil_url = self._search_regex( |
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r'<link[^>]+href=(["\'])(?P<url>.+?)\1[^>]+type=["\']application/smil\+xml', |
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webpage, 'smil url', group='url') |
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path = self._search_regex( |
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r'link\.theplatform\.com/s/((?:[^/?#&]+/)+[^/?#&]+)', smil_url, 'path') |
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smil_url += '?' if '?' not in smil_url else '&' + 'formats=m3u,mpeg4&format=SMIL' |
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elif mobj.group('config'): |
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config_url = url + '&form=json' |
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config_url = config_url.replace('swf/', 'config/') |
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config_url = config_url.replace('onsite/', 'onsite/config/') |
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config = self._download_json(config_url, video_id, 'Downloading config') |
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if 'releaseUrl' in config: |
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release_url = config['releaseUrl'] |
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else: |
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release_url = 'http://link.theplatform.com/s/%s?mbr=true' % path |
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smil_url = release_url + '&format=SMIL&formats=MPEG4&manifest=f4m' |
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else: |
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smil_url = 'http://link.theplatform.com/s/%s/meta.smil?format=smil&mbr=true' % path |
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sig = smuggled_data.get('sig') |
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if sig: |
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smil_url = self._sign_url(smil_url, sig['key'], sig['secret']) |
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formats, subtitles = self._extract_theplatform_smil(smil_url, video_id) |
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ret = self.get_metadata(path, video_id) |
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combined_subtitles = self._merge_subtitles(ret.get('subtitles', {}), subtitles) |
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ret.update({ |
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'id': video_id, |
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'formats': formats, |
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'subtitles': combined_subtitles, |
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}) |
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return ret |
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class ThePlatformFeedIE(ThePlatformBaseIE): |
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_URL_TEMPLATE = '%s//feed.theplatform.com/f/%s/%s?form=json&byGuid=%s' |
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_VALID_URL = r'https?://feed\.theplatform\.com/f/(?P<provider_id>[^/]+)/(?P<feed_id>[^?/]+)\?(?:[^&]+&)*byGuid=(?P<id>[a-zA-Z0-9_]+)' |
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_TEST = { |
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# From http://player.theplatform.com/p/7wvmTC/MSNBCEmbeddedOffSite?guid=n_hardball_5biden_140207 |
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'url': 'http://feed.theplatform.com/f/7wvmTC/msnbc_video-p-test?form=json&pretty=true&range=-40&byGuid=n_hardball_5biden_140207', |
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'md5': '22d2b84f058d3586efcd99e57d59d314', |
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'info_dict': { |
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'id': 'n_hardball_5biden_140207', |
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'ext': 'mp4', |
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'title': 'The Biden factor: will Joe run in 2016?', |
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'description': 'Could Vice President Joe Biden be preparing a 2016 campaign? Mark Halperin and Sam Stein weigh in.', |
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'thumbnail': 're:^https?://.*\.jpg$', |
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'upload_date': '20140208', |
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'timestamp': 1391824260, |
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'duration': 467.0, |
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'categories': ['MSNBC/Issues/Democrats', 'MSNBC/Issues/Elections/Election 2016'], |
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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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video_id = mobj.group('id') |
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provider_id = mobj.group('provider_id') |
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feed_id = mobj.group('feed_id') |
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real_url = self._URL_TEMPLATE % (self.http_scheme(), provider_id, feed_id, video_id) |
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feed = self._download_json(real_url, video_id) |
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entry = feed['entries'][0] |
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formats = [] |
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subtitles = {} |
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first_video_id = None |
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duration = None |
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for item in entry['media$content']: |
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smil_url = item['plfile$url'] + '&format=SMIL&Tracking=true&Embedded=true&formats=MPEG4,F4M' |
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cur_video_id = url_basename(smil_url) |
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if first_video_id is None: |
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first_video_id = cur_video_id |
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duration = float_or_none(item.get('plfile$duration')) |
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cur_formats, cur_subtitles = self._extract_theplatform_smil(smil_url, video_id, 'Downloading SMIL data for %s' % cur_video_id) |
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formats.extend(cur_formats) |
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subtitles = self._merge_subtitles(subtitles, cur_subtitles) |
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self._sort_formats(formats) |
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thumbnails = [{ |
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'url': thumbnail['plfile$url'], |
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'width': int_or_none(thumbnail.get('plfile$width')), |
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'height': int_or_none(thumbnail.get('plfile$height')), |
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} for thumbnail in entry.get('media$thumbnails', [])] |
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timestamp = int_or_none(entry.get('media$availableDate'), scale=1000) |
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categories = [item['media$name'] for item in entry.get('media$categories', [])] |
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ret = self.get_metadata('%s/%s' % (provider_id, first_video_id), video_id) |
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subtitles = self._merge_subtitles(subtitles, ret['subtitles']) |
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ret.update({ |
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'id': video_id, |
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'formats': formats, |
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'subtitles': subtitles, |
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'thumbnails': thumbnails, |
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'duration': duration, |
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'timestamp': timestamp, |
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'categories': categories, |
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}) |
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return ret
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