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[youtubedl] / youtube_dl / extractor / theplatform.py
1 # -*- coding: utf-8 -*-
2 from __future__ import unicode_literals
3
4 import re
5 import time
6 import hmac
7 import binascii
8 import hashlib
9
10
11 from .once import OnceIE
12 from ..compat import (
13 compat_parse_qs,
14 compat_urllib_parse_urlparse,
15 )
16 from ..utils import (
17 determine_ext,
18 ExtractorError,
19 float_or_none,
20 int_or_none,
21 sanitized_Request,
22 unsmuggle_url,
23 update_url_query,
24 xpath_with_ns,
25 mimetype2ext,
26 find_xpath_attr,
27 )
28
29 default_ns = 'http://www.w3.org/2005/SMIL21/Language'
30 _x = lambda p: xpath_with_ns(p, {'smil': default_ns})
31
32
33 class ThePlatformBaseIE(OnceIE):
34 def _extract_theplatform_smil(self, smil_url, video_id, note='Downloading SMIL data'):
35 meta = self._download_xml(smil_url, video_id, note=note, query={'format': 'SMIL'})
36 error_element = find_xpath_attr(meta, _x('.//smil:ref'), 'src')
37 if error_element is not None and error_element.attrib['src'].startswith(
38 'http://link.theplatform.com/s/errorFiles/Unavailable.'):
39 raise ExtractorError(error_element.attrib['abstract'], expected=True)
40
41 smil_formats = self._parse_smil_formats(
42 meta, smil_url, video_id, namespace=default_ns,
43 # the parameters are from syfy.com, other sites may use others,
44 # they also work for nbc.com
45 f4m_params={'g': 'UXWGVKRWHFSP', 'hdcore': '3.0.3'},
46 transform_rtmp_url=lambda streamer, src: (streamer, 'mp4:' + src))
47
48 formats = []
49 for _format in smil_formats:
50 if OnceIE.suitable(_format['url']):
51 formats.extend(self._extract_once_formats(_format['url']))
52 else:
53 media_url = _format['url']
54 if determine_ext(media_url) == 'm3u8':
55 hdnea2 = self._get_cookies(media_url).get('hdnea2')
56 if hdnea2:
57 _format['url'] = update_url_query(media_url, {'hdnea3': hdnea2.value})
58
59 formats.append(_format)
60
61 subtitles = self._parse_smil_subtitles(meta, default_ns)
62
63 return formats, subtitles
64
65 def get_metadata(self, path, video_id):
66 info_url = 'http://link.theplatform.com/s/%s?format=preview' % path
67 info = self._download_json(info_url, video_id)
68
69 subtitles = {}
70 captions = info.get('captions')
71 if isinstance(captions, list):
72 for caption in captions:
73 lang, src, mime = caption.get('lang', 'en'), caption.get('src'), caption.get('type')
74 subtitles[lang] = [{
75 'ext': mimetype2ext(mime),
76 'url': src,
77 }]
78
79 return {
80 'title': info['title'],
81 'subtitles': subtitles,
82 'description': info['description'],
83 'thumbnail': info['defaultThumbnailUrl'],
84 'duration': int_or_none(info.get('duration'), 1000),
85 'timestamp': int_or_none(info.get('pubDate'), 1000) or None,
86 'uploader': info.get('billingCode'),
87 }
88
89
90 class ThePlatformIE(ThePlatformBaseIE):
91 _VALID_URL = r'''(?x)
92 (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/
93 (?:(?:(?:[^/]+/)+select/)?(?P<media>media/(?:guid/\d+/)?)|(?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/))?
94 |theplatform:)(?P<id>[^/\?&]+)'''
95
96 _TESTS = [{
97 # from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
98 'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
99 'info_dict': {
100 'id': 'e9I_cZgTgIPd',
101 'ext': 'flv',
102 'title': 'Blackberry\'s big, bold Z30',
103 'description': 'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.',
104 'duration': 247,
105 'timestamp': 1383239700,
106 'upload_date': '20131031',
107 'uploader': 'CBSI-NEW',
108 },
109 'params': {
110 # rtmp download
111 'skip_download': True,
112 },
113 }, {
114 # from http://www.cnet.com/videos/tesla-model-s-a-second-step-towards-a-cleaner-motoring-future/
115 'url': 'http://link.theplatform.com/s/kYEXFC/22d_qsQ6MIRT',
116 'info_dict': {
117 'id': '22d_qsQ6MIRT',
118 'ext': 'flv',
119 'description': 'md5:ac330c9258c04f9d7512cf26b9595409',
120 'title': 'Tesla Model S: A second step towards a cleaner motoring future',
121 'timestamp': 1426176191,
122 'upload_date': '20150312',
123 'uploader': 'CBSI-NEW',
124 },
125 'params': {
126 # rtmp download
127 'skip_download': True,
128 }
129 }, {
130 'url': 'https://player.theplatform.com/p/D6x-PC/pulse_preview/embed/select/media/yMBg9E8KFxZD',
131 'info_dict': {
132 'id': 'yMBg9E8KFxZD',
133 'ext': 'mp4',
134 'description': 'md5:644ad9188d655b742f942bf2e06b002d',
135 'title': 'HIGHLIGHTS: USA bag first ever series Cup win',
136 'uploader': 'EGSM',
137 }
138 }, {
139 'url': 'http://player.theplatform.com/p/NnzsPC/widget/select/media/4Y0TlYUr_ZT7',
140 'only_matching': True,
141 }, {
142 'url': 'http://player.theplatform.com/p/2E2eJC/nbcNewsOffsite?guid=tdy_or_siri_150701',
143 'md5': 'fb96bb3d85118930a5b055783a3bd992',
144 'info_dict': {
145 'id': 'tdy_or_siri_150701',
146 'ext': 'mp4',
147 'title': 'iPhone Siri’s sassy response to a math question has people talking',
148 'description': 'md5:a565d1deadd5086f3331d57298ec6333',
149 'duration': 83.0,
150 'thumbnail': 're:^https?://.*\.jpg$',
151 'timestamp': 1435752600,
152 'upload_date': '20150701',
153 'uploader': 'NBCU-NEWS',
154 },
155 }, {
156 # From http://www.nbc.com/the-blacklist/video/sir-crispin-crandall/2928790?onid=137781#vc137781=1
157 # geo-restricted (US), HLS encrypted with AES-128
158 'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781',
159 'only_matching': True,
160 }]
161
162 @classmethod
163 def _extract_urls(cls, webpage):
164 m = re.search(
165 r'''(?x)
166 <meta\s+
167 property=(["'])(?:og:video(?::(?:secure_)?url)?|twitter:player)\1\s+
168 content=(["'])(?P<url>https?://player\.theplatform\.com/p/.+?)\2
169 ''', webpage)
170 if m:
171 return [m.group('url')]
172
173 matches = re.findall(
174 r'<(?:iframe|script)[^>]+src=(["\'])((?:https?:)?//player\.theplatform\.com/p/.+?)\1', webpage)
175 if matches:
176 return list(zip(*matches))[1]
177
178 @staticmethod
179 def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False):
180 flags = '10' if include_qs else '00'
181 expiration_date = '%x' % (int(time.time()) + life)
182
183 def str_to_hex(str):
184 return binascii.b2a_hex(str.encode('ascii')).decode('ascii')
185
186 def hex_to_bytes(hex):
187 return binascii.a2b_hex(hex.encode('ascii'))
188
189 relative_path = re.match(r'https?://link.theplatform.com/s/([^?]+)', url).group(1)
190 clear_text = hex_to_bytes(flags + expiration_date + str_to_hex(relative_path))
191 checksum = hmac.new(sig_key.encode('ascii'), clear_text, hashlib.sha1).hexdigest()
192 sig = flags + expiration_date + checksum + str_to_hex(sig_secret)
193 return '%s&sig=%s' % (url, sig)
194
195 def _real_extract(self, url):
196 url, smuggled_data = unsmuggle_url(url, {})
197
198 mobj = re.match(self._VALID_URL, url)
199 provider_id = mobj.group('provider_id')
200 video_id = mobj.group('id')
201
202 if not provider_id:
203 provider_id = 'dJ5BDC'
204
205 path = provider_id + '/'
206 if mobj.group('media'):
207 path += mobj.group('media')
208 path += video_id
209
210 qs_dict = compat_parse_qs(compat_urllib_parse_urlparse(url).query)
211 if 'guid' in qs_dict:
212 webpage = self._download_webpage(url, video_id)
213 scripts = re.findall(r'<script[^>]+src="([^"]+)"', webpage)
214 feed_id = None
215 # feed id usually locates in the last script.
216 # Seems there's no pattern for the interested script filename, so
217 # I try one by one
218 for script in reversed(scripts):
219 feed_script = self._download_webpage(
220 self._proto_relative_url(script, 'http:'),
221 video_id, 'Downloading feed script')
222 feed_id = self._search_regex(
223 r'defaultFeedId\s*:\s*"([^"]+)"', feed_script,
224 'default feed id', default=None)
225 if feed_id is not None:
226 break
227 if feed_id is None:
228 raise ExtractorError('Unable to find feed id')
229 return self.url_result('http://feed.theplatform.com/f/%s/%s?byGuid=%s' % (
230 provider_id, feed_id, qs_dict['guid'][0]))
231
232 if smuggled_data.get('force_smil_url', False):
233 smil_url = url
234 # Explicitly specified SMIL (see https://github.com/rg3/youtube-dl/issues/7385)
235 elif '/guid/' in url:
236 headers = {}
237 source_url = smuggled_data.get('source_url')
238 if source_url:
239 headers['Referer'] = source_url
240 request = sanitized_Request(url, headers=headers)
241 webpage = self._download_webpage(request, video_id)
242 smil_url = self._search_regex(
243 r'<link[^>]+href=(["\'])(?P<url>.+?)\1[^>]+type=["\']application/smil\+xml',
244 webpage, 'smil url', group='url')
245 path = self._search_regex(
246 r'link\.theplatform\.com/s/((?:[^/?#&]+/)+[^/?#&]+)', smil_url, 'path')
247 smil_url += '?' if '?' not in smil_url else '&' + 'formats=m3u,mpeg4'
248 elif mobj.group('config'):
249 config_url = url + '&form=json'
250 config_url = config_url.replace('swf/', 'config/')
251 config_url = config_url.replace('onsite/', 'onsite/config/')
252 config = self._download_json(config_url, video_id, 'Downloading config')
253 if 'releaseUrl' in config:
254 release_url = config['releaseUrl']
255 else:
256 release_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
257 smil_url = release_url + '&formats=MPEG4&manifest=f4m'
258 else:
259 smil_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
260
261 sig = smuggled_data.get('sig')
262 if sig:
263 smil_url = self._sign_url(smil_url, sig['key'], sig['secret'])
264
265 formats, subtitles = self._extract_theplatform_smil(smil_url, video_id)
266 self._sort_formats(formats)
267
268 ret = self.get_metadata(path, video_id)
269 combined_subtitles = self._merge_subtitles(ret.get('subtitles', {}), subtitles)
270 ret.update({
271 'id': video_id,
272 'formats': formats,
273 'subtitles': combined_subtitles,
274 })
275
276 return ret
277
278
279 class ThePlatformFeedIE(ThePlatformBaseIE):
280 _URL_TEMPLATE = '%s//feed.theplatform.com/f/%s/%s?form=json&%s'
281 _VALID_URL = r'https?://feed\.theplatform\.com/f/(?P<provider_id>[^/]+)/(?P<feed_id>[^?/]+)\?(?:[^&]+&)*(?P<filter>by(?:Gui|I)d=(?P<id>[\w-]+))'
282 _TESTS = [{
283 # From http://player.theplatform.com/p/7wvmTC/MSNBCEmbeddedOffSite?guid=n_hardball_5biden_140207
284 'url': 'http://feed.theplatform.com/f/7wvmTC/msnbc_video-p-test?form=json&pretty=true&range=-40&byGuid=n_hardball_5biden_140207',
285 'md5': '6e32495b5073ab414471b615c5ded394',
286 'info_dict': {
287 'id': 'n_hardball_5biden_140207',
288 'ext': 'mp4',
289 'title': 'The Biden factor: will Joe run in 2016?',
290 'description': 'Could Vice President Joe Biden be preparing a 2016 campaign? Mark Halperin and Sam Stein weigh in.',
291 'thumbnail': 're:^https?://.*\.jpg$',
292 'upload_date': '20140208',
293 'timestamp': 1391824260,
294 'duration': 467.0,
295 'categories': ['MSNBC/Issues/Democrats', 'MSNBC/Issues/Elections/Election 2016'],
296 'uploader': 'NBCU-NEWS',
297 },
298 }]
299
300 def _extract_feed_info(self, provider_id, feed_id, filter_query, video_id, custom_fields=None, asset_types_query={}):
301 real_url = self._URL_TEMPLATE % (self.http_scheme(), provider_id, feed_id, filter_query)
302 entry = self._download_json(real_url, video_id)['entries'][0]
303
304 formats = []
305 subtitles = {}
306 first_video_id = None
307 duration = None
308 asset_types = []
309 for item in entry['media$content']:
310 smil_url = item['plfile$url']
311 cur_video_id = ThePlatformIE._match_id(smil_url)
312 if first_video_id is None:
313 first_video_id = cur_video_id
314 duration = float_or_none(item.get('plfile$duration'))
315 for asset_type in item['plfile$assetTypes']:
316 if asset_type in asset_types:
317 continue
318 asset_types.append(asset_type)
319 query = {
320 'mbr': 'true',
321 'formats': item['plfile$format'],
322 'assetTypes': asset_type,
323 }
324 if asset_type in asset_types_query:
325 query.update(asset_types_query[asset_type])
326 cur_formats, cur_subtitles = self._extract_theplatform_smil(update_url_query(
327 smil_url, query), video_id, 'Downloading SMIL data for %s' % asset_type)
328 formats.extend(cur_formats)
329 subtitles = self._merge_subtitles(subtitles, cur_subtitles)
330
331 self._sort_formats(formats)
332
333 thumbnails = [{
334 'url': thumbnail['plfile$url'],
335 'width': int_or_none(thumbnail.get('plfile$width')),
336 'height': int_or_none(thumbnail.get('plfile$height')),
337 } for thumbnail in entry.get('media$thumbnails', [])]
338
339 timestamp = int_or_none(entry.get('media$availableDate'), scale=1000)
340 categories = [item['media$name'] for item in entry.get('media$categories', [])]
341
342 ret = self.get_metadata('%s/%s' % (provider_id, first_video_id), video_id)
343 subtitles = self._merge_subtitles(subtitles, ret['subtitles'])
344 ret.update({
345 'id': video_id,
346 'formats': formats,
347 'subtitles': subtitles,
348 'thumbnails': thumbnails,
349 'duration': duration,
350 'timestamp': timestamp,
351 'categories': categories,
352 })
353 if custom_fields:
354 ret.update(custom_fields(entry))
355
356 return ret
357
358 def _real_extract(self, url):
359 mobj = re.match(self._VALID_URL, url)
360
361 video_id = mobj.group('id')
362 provider_id = mobj.group('provider_id')
363 feed_id = mobj.group('feed_id')
364 filter_query = mobj.group('filter')
365
366 return self._extract_feed_info(provider_id, feed_id, filter_query, video_id)