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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 .adobepass import AdobePassIE
13 from ..compat import (
14 compat_parse_qs,
15 compat_urllib_parse_urlparse,
16 )
17 from ..utils import (
18 determine_ext,
19 ExtractorError,
20 float_or_none,
21 int_or_none,
22 sanitized_Request,
23 unsmuggle_url,
24 update_url_query,
25 xpath_with_ns,
26 mimetype2ext,
27 find_xpath_attr,
28 )
29
30 default_ns = 'http://www.w3.org/2005/SMIL21/Language'
31 _x = lambda p: xpath_with_ns(p, {'smil': default_ns})
32
33
34 class ThePlatformBaseIE(OnceIE):
35 def _extract_theplatform_smil(self, smil_url, video_id, note='Downloading SMIL data'):
36 meta = self._download_xml(smil_url, video_id, note=note, query={'format': 'SMIL'})
37 error_element = find_xpath_attr(meta, _x('.//smil:ref'), 'src')
38 if error_element is not None and error_element.attrib['src'].startswith(
39 'http://link.theplatform.com/s/errorFiles/Unavailable.'):
40 raise ExtractorError(error_element.attrib['abstract'], expected=True)
41
42 smil_formats = self._parse_smil_formats(
43 meta, smil_url, video_id, namespace=default_ns,
44 # the parameters are from syfy.com, other sites may use others,
45 # they also work for nbc.com
46 f4m_params={'g': 'UXWGVKRWHFSP', 'hdcore': '3.0.3'},
47 transform_rtmp_url=lambda streamer, src: (streamer, 'mp4:' + src))
48
49 formats = []
50 for _format in smil_formats:
51 if OnceIE.suitable(_format['url']):
52 formats.extend(self._extract_once_formats(_format['url']))
53 else:
54 media_url = _format['url']
55 if determine_ext(media_url) == 'm3u8':
56 hdnea2 = self._get_cookies(media_url).get('hdnea2')
57 if hdnea2:
58 _format['url'] = update_url_query(media_url, {'hdnea3': hdnea2.value})
59
60 formats.append(_format)
61
62 subtitles = self._parse_smil_subtitles(meta, default_ns)
63
64 return formats, subtitles
65
66 def _download_theplatform_metadata(self, path, video_id):
67 info_url = 'http://link.theplatform.com/s/%s?format=preview' % path
68 return self._download_json(info_url, video_id)
69
70 def _parse_theplatform_metadata(self, info):
71 subtitles = {}
72 captions = info.get('captions')
73 if isinstance(captions, list):
74 for caption in captions:
75 lang, src, mime = caption.get('lang', 'en'), caption.get('src'), caption.get('type')
76 subtitles.setdefault(lang, []).append({
77 'ext': mimetype2ext(mime),
78 'url': src,
79 })
80
81 return {
82 'title': info['title'],
83 'subtitles': subtitles,
84 'description': info['description'],
85 'thumbnail': info['defaultThumbnailUrl'],
86 'duration': int_or_none(info.get('duration'), 1000),
87 'timestamp': int_or_none(info.get('pubDate'), 1000) or None,
88 'uploader': info.get('billingCode'),
89 }
90
91 def _extract_theplatform_metadata(self, path, video_id):
92 info = self._download_theplatform_metadata(path, video_id)
93 return self._parse_theplatform_metadata(info)
94
95
96 class ThePlatformIE(ThePlatformBaseIE, AdobePassIE):
97 _VALID_URL = r'''(?x)
98 (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/
99 (?:(?:(?:[^/]+/)+select/)?(?P<media>media/(?:guid/\d+/)?)?|(?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/))?
100 |theplatform:)(?P<id>[^/\?&]+)'''
101
102 _TESTS = [{
103 # from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
104 'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
105 'info_dict': {
106 'id': 'e9I_cZgTgIPd',
107 'ext': 'flv',
108 'title': 'Blackberry\'s big, bold Z30',
109 'description': 'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.',
110 'duration': 247,
111 'timestamp': 1383239700,
112 'upload_date': '20131031',
113 'uploader': 'CBSI-NEW',
114 },
115 'params': {
116 # rtmp download
117 'skip_download': True,
118 },
119 'skip': '404 Not Found',
120 }, {
121 # from http://www.cnet.com/videos/tesla-model-s-a-second-step-towards-a-cleaner-motoring-future/
122 'url': 'http://link.theplatform.com/s/kYEXFC/22d_qsQ6MIRT',
123 'info_dict': {
124 'id': '22d_qsQ6MIRT',
125 'ext': 'flv',
126 'description': 'md5:ac330c9258c04f9d7512cf26b9595409',
127 'title': 'Tesla Model S: A second step towards a cleaner motoring future',
128 'timestamp': 1426176191,
129 'upload_date': '20150312',
130 'uploader': 'CBSI-NEW',
131 },
132 'params': {
133 # rtmp download
134 'skip_download': True,
135 }
136 }, {
137 'url': 'https://player.theplatform.com/p/D6x-PC/pulse_preview/embed/select/media/yMBg9E8KFxZD',
138 'info_dict': {
139 'id': 'yMBg9E8KFxZD',
140 'ext': 'mp4',
141 'description': 'md5:644ad9188d655b742f942bf2e06b002d',
142 'title': 'HIGHLIGHTS: USA bag first ever series Cup win',
143 'uploader': 'EGSM',
144 }
145 }, {
146 'url': 'http://player.theplatform.com/p/NnzsPC/widget/select/media/4Y0TlYUr_ZT7',
147 'only_matching': True,
148 }, {
149 'url': 'http://player.theplatform.com/p/2E2eJC/nbcNewsOffsite?guid=tdy_or_siri_150701',
150 'md5': 'fb96bb3d85118930a5b055783a3bd992',
151 'info_dict': {
152 'id': 'tdy_or_siri_150701',
153 'ext': 'mp4',
154 'title': 'iPhone Siri’s sassy response to a math question has people talking',
155 'description': 'md5:a565d1deadd5086f3331d57298ec6333',
156 'duration': 83.0,
157 'thumbnail': 're:^https?://.*\.jpg$',
158 'timestamp': 1435752600,
159 'upload_date': '20150701',
160 'uploader': 'NBCU-NEWS',
161 },
162 }, {
163 # From http://www.nbc.com/the-blacklist/video/sir-crispin-crandall/2928790?onid=137781#vc137781=1
164 # geo-restricted (US), HLS encrypted with AES-128
165 'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781',
166 'only_matching': True,
167 }]
168
169 @classmethod
170 def _extract_urls(cls, webpage):
171 m = re.search(
172 r'''(?x)
173 <meta\s+
174 property=(["'])(?:og:video(?::(?:secure_)?url)?|twitter:player)\1\s+
175 content=(["'])(?P<url>https?://player\.theplatform\.com/p/.+?)\2
176 ''', webpage)
177 if m:
178 return [m.group('url')]
179
180 matches = re.findall(
181 r'<(?:iframe|script)[^>]+src=(["\'])((?:https?:)?//player\.theplatform\.com/p/.+?)\1', webpage)
182 if matches:
183 return list(zip(*matches))[1]
184
185 @staticmethod
186 def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False):
187 flags = '10' if include_qs else '00'
188 expiration_date = '%x' % (int(time.time()) + life)
189
190 def str_to_hex(str):
191 return binascii.b2a_hex(str.encode('ascii')).decode('ascii')
192
193 def hex_to_bytes(hex):
194 return binascii.a2b_hex(hex.encode('ascii'))
195
196 relative_path = re.match(r'https?://link.theplatform.com/s/([^?]+)', url).group(1)
197 clear_text = hex_to_bytes(flags + expiration_date + str_to_hex(relative_path))
198 checksum = hmac.new(sig_key.encode('ascii'), clear_text, hashlib.sha1).hexdigest()
199 sig = flags + expiration_date + checksum + str_to_hex(sig_secret)
200 return '%s&sig=%s' % (url, sig)
201
202 def _real_extract(self, url):
203 url, smuggled_data = unsmuggle_url(url, {})
204
205 mobj = re.match(self._VALID_URL, url)
206 provider_id = mobj.group('provider_id')
207 video_id = mobj.group('id')
208
209 if not provider_id:
210 provider_id = 'dJ5BDC'
211
212 path = provider_id + '/'
213 if mobj.group('media'):
214 path += mobj.group('media')
215 path += video_id
216
217 qs_dict = compat_parse_qs(compat_urllib_parse_urlparse(url).query)
218 if 'guid' in qs_dict:
219 webpage = self._download_webpage(url, video_id)
220 scripts = re.findall(r'<script[^>]+src="([^"]+)"', webpage)
221 feed_id = None
222 # feed id usually locates in the last script.
223 # Seems there's no pattern for the interested script filename, so
224 # I try one by one
225 for script in reversed(scripts):
226 feed_script = self._download_webpage(
227 self._proto_relative_url(script, 'http:'),
228 video_id, 'Downloading feed script')
229 feed_id = self._search_regex(
230 r'defaultFeedId\s*:\s*"([^"]+)"', feed_script,
231 'default feed id', default=None)
232 if feed_id is not None:
233 break
234 if feed_id is None:
235 raise ExtractorError('Unable to find feed id')
236 return self.url_result('http://feed.theplatform.com/f/%s/%s?byGuid=%s' % (
237 provider_id, feed_id, qs_dict['guid'][0]))
238
239 if smuggled_data.get('force_smil_url', False):
240 smil_url = url
241 # Explicitly specified SMIL (see https://github.com/rg3/youtube-dl/issues/7385)
242 elif '/guid/' in url:
243 headers = {}
244 source_url = smuggled_data.get('source_url')
245 if source_url:
246 headers['Referer'] = source_url
247 request = sanitized_Request(url, headers=headers)
248 webpage = self._download_webpage(request, video_id)
249 smil_url = self._search_regex(
250 r'<link[^>]+href=(["\'])(?P<url>.+?)\1[^>]+type=["\']application/smil\+xml',
251 webpage, 'smil url', group='url')
252 path = self._search_regex(
253 r'link\.theplatform\.com/s/((?:[^/?#&]+/)+[^/?#&]+)', smil_url, 'path')
254 smil_url += '?' if '?' not in smil_url else '&' + 'formats=m3u,mpeg4'
255 elif mobj.group('config'):
256 config_url = url + '&form=json'
257 config_url = config_url.replace('swf/', 'config/')
258 config_url = config_url.replace('onsite/', 'onsite/config/')
259 config = self._download_json(config_url, video_id, 'Downloading config')
260 if 'releaseUrl' in config:
261 release_url = config['releaseUrl']
262 else:
263 release_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
264 smil_url = release_url + '&formats=MPEG4&manifest=f4m'
265 else:
266 smil_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
267
268 sig = smuggled_data.get('sig')
269 if sig:
270 smil_url = self._sign_url(smil_url, sig['key'], sig['secret'])
271
272 formats, subtitles = self._extract_theplatform_smil(smil_url, video_id)
273 self._sort_formats(formats)
274
275 ret = self._extract_theplatform_metadata(path, video_id)
276 combined_subtitles = self._merge_subtitles(ret.get('subtitles', {}), subtitles)
277 ret.update({
278 'id': video_id,
279 'formats': formats,
280 'subtitles': combined_subtitles,
281 })
282
283 return ret
284
285
286 class ThePlatformFeedIE(ThePlatformBaseIE):
287 _URL_TEMPLATE = '%s//feed.theplatform.com/f/%s/%s?form=json&%s'
288 _VALID_URL = r'https?://feed\.theplatform\.com/f/(?P<provider_id>[^/]+)/(?P<feed_id>[^?/]+)\?(?:[^&]+&)*(?P<filter>by(?:Gui|I)d=(?P<id>[\w-]+))'
289 _TESTS = [{
290 # From http://player.theplatform.com/p/7wvmTC/MSNBCEmbeddedOffSite?guid=n_hardball_5biden_140207
291 'url': 'http://feed.theplatform.com/f/7wvmTC/msnbc_video-p-test?form=json&pretty=true&range=-40&byGuid=n_hardball_5biden_140207',
292 'md5': '6e32495b5073ab414471b615c5ded394',
293 'info_dict': {
294 'id': 'n_hardball_5biden_140207',
295 'ext': 'mp4',
296 'title': 'The Biden factor: will Joe run in 2016?',
297 'description': 'Could Vice President Joe Biden be preparing a 2016 campaign? Mark Halperin and Sam Stein weigh in.',
298 'thumbnail': 're:^https?://.*\.jpg$',
299 'upload_date': '20140208',
300 'timestamp': 1391824260,
301 'duration': 467.0,
302 'categories': ['MSNBC/Issues/Democrats', 'MSNBC/Issues/Elections/Election 2016'],
303 'uploader': 'NBCU-NEWS',
304 },
305 }]
306
307 def _extract_feed_info(self, provider_id, feed_id, filter_query, video_id, custom_fields=None, asset_types_query={}):
308 real_url = self._URL_TEMPLATE % (self.http_scheme(), provider_id, feed_id, filter_query)
309 entry = self._download_json(real_url, video_id)['entries'][0]
310
311 formats = []
312 subtitles = {}
313 first_video_id = None
314 duration = None
315 asset_types = []
316 for item in entry['media$content']:
317 smil_url = item['plfile$url']
318 cur_video_id = ThePlatformIE._match_id(smil_url)
319 if first_video_id is None:
320 first_video_id = cur_video_id
321 duration = float_or_none(item.get('plfile$duration'))
322 for asset_type in item['plfile$assetTypes']:
323 if asset_type in asset_types:
324 continue
325 asset_types.append(asset_type)
326 query = {
327 'mbr': 'true',
328 'formats': item['plfile$format'],
329 'assetTypes': asset_type,
330 }
331 if asset_type in asset_types_query:
332 query.update(asset_types_query[asset_type])
333 cur_formats, cur_subtitles = self._extract_theplatform_smil(update_url_query(
334 smil_url, query), video_id, 'Downloading SMIL data for %s' % asset_type)
335 formats.extend(cur_formats)
336 subtitles = self._merge_subtitles(subtitles, cur_subtitles)
337
338 self._sort_formats(formats)
339
340 thumbnails = [{
341 'url': thumbnail['plfile$url'],
342 'width': int_or_none(thumbnail.get('plfile$width')),
343 'height': int_or_none(thumbnail.get('plfile$height')),
344 } for thumbnail in entry.get('media$thumbnails', [])]
345
346 timestamp = int_or_none(entry.get('media$availableDate'), scale=1000)
347 categories = [item['media$name'] for item in entry.get('media$categories', [])]
348
349 ret = self._extract_theplatform_metadata('%s/%s' % (provider_id, first_video_id), video_id)
350 subtitles = self._merge_subtitles(subtitles, ret['subtitles'])
351 ret.update({
352 'id': video_id,
353 'formats': formats,
354 'subtitles': subtitles,
355 'thumbnails': thumbnails,
356 'duration': duration,
357 'timestamp': timestamp,
358 'categories': categories,
359 })
360 if custom_fields:
361 ret.update(custom_fields(entry))
362
363 return ret
364
365 def _real_extract(self, url):
366 mobj = re.match(self._VALID_URL, url)
367
368 video_id = mobj.group('id')
369 provider_id = mobj.group('provider_id')
370 feed_id = mobj.group('feed_id')
371 filter_query = mobj.group('filter')
372
373 return self._extract_feed_info(provider_id, feed_id, filter_query, video_id)