]> Raphaël G. Git Repositories - youtubedl/blobdiff - youtube_dl/extractor/theplatform.py
debian/changelog: Reword for better consumption of users.
[youtubedl] / youtube_dl / extractor / theplatform.py
index 23172143ec41ecc48e88c333dfdd476db330e1b8..b1a985ff6c12368347d98d95beed6a042e70093c 100644 (file)
+# coding: utf-8
+from __future__ import unicode_literals
+
 import re
-import json
+import time
+import hmac
+import binascii
+import hashlib
+
 
-from .common import InfoExtractor
+from .once import OnceIE
+from .adobepass import AdobePassIE
+from ..compat import (
+    compat_parse_qs,
+    compat_urllib_parse_urlparse,
+)
 from ..utils import (
+    determine_ext,
     ExtractorError,
+    float_or_none,
+    int_or_none,
+    sanitized_Request,
+    unsmuggle_url,
+    update_url_query,
     xpath_with_ns,
+    mimetype2ext,
+    find_xpath_attr,
 )
 
-_x = lambda p: xpath_with_ns(p, {'smil': 'http://www.w3.org/2005/SMIL21/Language'})
+default_ns = 'http://www.w3.org/2005/SMIL21/Language'
+_x = lambda p: xpath_with_ns(p, {'smil': default_ns})
+
+
+class ThePlatformBaseIE(OnceIE):
+    def _extract_theplatform_smil(self, smil_url, video_id, note='Downloading SMIL data'):
+        meta = self._download_xml(
+            smil_url, video_id, note=note, query={'format': 'SMIL'},
+            headers=self.geo_verification_headers())
+        error_element = find_xpath_attr(meta, _x('.//smil:ref'), 'src')
+        if error_element is not None and error_element.attrib['src'].startswith(
+                'http://link.theplatform.com/s/errorFiles/Unavailable.'):
+            raise ExtractorError(error_element.attrib['abstract'], expected=True)
+
+        smil_formats = self._parse_smil_formats(
+            meta, smil_url, video_id, namespace=default_ns,
+            # the parameters are from syfy.com, other sites may use others,
+            # they also work for nbc.com
+            f4m_params={'g': 'UXWGVKRWHFSP', 'hdcore': '3.0.3'},
+            transform_rtmp_url=lambda streamer, src: (streamer, 'mp4:' + src))
+
+        formats = []
+        for _format in smil_formats:
+            if OnceIE.suitable(_format['url']):
+                formats.extend(self._extract_once_formats(_format['url']))
+            else:
+                media_url = _format['url']
+                if determine_ext(media_url) == 'm3u8':
+                    hdnea2 = self._get_cookies(media_url).get('hdnea2')
+                    if hdnea2:
+                        _format['url'] = update_url_query(media_url, {'hdnea3': hdnea2.value})
+
+                formats.append(_format)
+
+        subtitles = self._parse_smil_subtitles(meta, default_ns)
+
+        return formats, subtitles
+
+    def _download_theplatform_metadata(self, path, video_id):
+        info_url = 'http://link.theplatform.com/s/%s?format=preview' % path
+        return self._download_json(info_url, video_id)
+
+    def _parse_theplatform_metadata(self, info):
+        subtitles = {}
+        captions = info.get('captions')
+        if isinstance(captions, list):
+            for caption in captions:
+                lang, src, mime = caption.get('lang', 'en'), caption.get('src'), caption.get('type')
+                subtitles.setdefault(lang, []).append({
+                    'ext': mimetype2ext(mime),
+                    'url': src,
+                })
+
+        duration = info.get('duration')
+        tp_chapters = info.get('chapters', [])
+        chapters = []
+        if tp_chapters:
+            def _add_chapter(start_time, end_time):
+                start_time = float_or_none(start_time, 1000)
+                end_time = float_or_none(end_time, 1000)
+                if start_time is None or end_time is None:
+                    return
+                chapters.append({
+                    'start_time': start_time,
+                    'end_time': end_time,
+                })
+
+            for chapter in tp_chapters[:-1]:
+                _add_chapter(chapter.get('startTime'), chapter.get('endTime'))
+            _add_chapter(tp_chapters[-1].get('startTime'), tp_chapters[-1].get('endTime') or duration)
+
+        return {
+            'title': info['title'],
+            'subtitles': subtitles,
+            'description': info['description'],
+            'thumbnail': info['defaultThumbnailUrl'],
+            'duration': float_or_none(duration, 1000),
+            'timestamp': int_or_none(info.get('pubDate'), 1000) or None,
+            'uploader': info.get('billingCode'),
+            'chapters': chapters,
+        }
+
+    def _extract_theplatform_metadata(self, path, video_id):
+        info = self._download_theplatform_metadata(path, video_id)
+        return self._parse_theplatform_metadata(info)
 
 
-class ThePlatformIE(InfoExtractor):
-    _VALID_URL = r'(?:https?://link\.theplatform\.com/s/[^/]+/|theplatform:)(?P<id>[^/\?]+)'
+class ThePlatformIE(ThePlatformBaseIE, AdobePassIE):
+    _VALID_URL = r'''(?x)
+        (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/
+           (?:(?:(?:[^/]+/)+select/)?(?P<media>media/(?:guid/\d+/)?)?|(?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/))?
+         |theplatform:)(?P<id>[^/\?&]+)'''
 
-    _TEST = {
+    _TESTS = [{
         # from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
-        u'url': u'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
-        u'info_dict': {
-            u'id': u'e9I_cZgTgIPd',
-            u'ext': u'flv',
-            u'title': u'Blackberry\'s big, bold Z30',
-            u'description': u'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.',
-            u'duration': 247,
+        'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
+        'info_dict': {
+            'id': 'e9I_cZgTgIPd',
+            'ext': 'flv',
+            'title': 'Blackberry\'s big, bold Z30',
+            'description': 'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.',
+            'duration': 247,
+            'timestamp': 1383239700,
+            'upload_date': '20131031',
+            'uploader': 'CBSI-NEW',
+        },
+        'params': {
+            # rtmp download
+            'skip_download': True,
         },
-        u'params': {
+        'skip': '404 Not Found',
+    }, {
+        # from http://www.cnet.com/videos/tesla-model-s-a-second-step-towards-a-cleaner-motoring-future/
+        'url': 'http://link.theplatform.com/s/kYEXFC/22d_qsQ6MIRT',
+        'info_dict': {
+            'id': '22d_qsQ6MIRT',
+            'ext': 'flv',
+            'description': 'md5:ac330c9258c04f9d7512cf26b9595409',
+            'title': 'Tesla Model S: A second step towards a cleaner motoring future',
+            'timestamp': 1426176191,
+            'upload_date': '20150312',
+            'uploader': 'CBSI-NEW',
+        },
+        'params': {
             # rtmp download
-            u'skip_download': True,
+            'skip_download': True,
+        }
+    }, {
+        'url': 'https://player.theplatform.com/p/D6x-PC/pulse_preview/embed/select/media/yMBg9E8KFxZD',
+        'info_dict': {
+            'id': 'yMBg9E8KFxZD',
+            'ext': 'mp4',
+            'description': 'md5:644ad9188d655b742f942bf2e06b002d',
+            'title': 'HIGHLIGHTS: USA bag first ever series Cup win',
+            'uploader': 'EGSM',
+        }
+    }, {
+        'url': 'http://player.theplatform.com/p/NnzsPC/widget/select/media/4Y0TlYUr_ZT7',
+        'only_matching': True,
+    }, {
+        'url': 'http://player.theplatform.com/p/2E2eJC/nbcNewsOffsite?guid=tdy_or_siri_150701',
+        'md5': 'fb96bb3d85118930a5b055783a3bd992',
+        'info_dict': {
+            'id': 'tdy_or_siri_150701',
+            'ext': 'mp4',
+            'title': 'iPhone Siri’s sassy response to a math question has people talking',
+            'description': 'md5:a565d1deadd5086f3331d57298ec6333',
+            'duration': 83.0,
+            'thumbnail': r're:^https?://.*\.jpg$',
+            'timestamp': 1435752600,
+            'upload_date': '20150701',
+            'uploader': 'NBCU-NEWS',
         },
-    }
-
-    def _get_info(self, video_id):
-        smil_url = ('http://link.theplatform.com/s/dJ5BDC/{0}/meta.smil?'
-            'format=smil&mbr=true'.format(video_id))
-        meta = self._download_xml(smil_url, video_id)
-
-        try:
-            error_msg = next(
-                n.attrib['abstract']
-                for n in meta.findall(_x('.//smil:ref'))
-                if n.attrib.get('title') == u'Geographic Restriction')
-        except StopIteration:
-            pass
+    }, {
+        # From http://www.nbc.com/the-blacklist/video/sir-crispin-crandall/2928790?onid=137781#vc137781=1
+        # geo-restricted (US), HLS encrypted with AES-128
+        'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781',
+        'only_matching': True,
+    }]
+
+    @classmethod
+    def _extract_urls(cls, webpage):
+        m = re.search(
+            r'''(?x)
+                    <meta\s+
+                        property=(["'])(?:og:video(?::(?:secure_)?url)?|twitter:player)\1\s+
+                        content=(["'])(?P<url>https?://player\.theplatform\.com/p/.+?)\2
+            ''', webpage)
+        if m:
+            return [m.group('url')]
+
+        # Are whitesapces ignored in URLs?
+        # https://github.com/rg3/youtube-dl/issues/12044
+        matches = re.findall(
+            r'(?s)<(?:iframe|script)[^>]+src=(["\'])((?:https?:)?//player\.theplatform\.com/p/.+?)\1', webpage)
+        if matches:
+            return [re.sub(r'\s', '', list(zip(*matches))[1][0])]
+
+    @staticmethod
+    def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False):
+        flags = '10' if include_qs else '00'
+        expiration_date = '%x' % (int(time.time()) + life)
+
+        def str_to_hex(str):
+            return binascii.b2a_hex(str.encode('ascii')).decode('ascii')
+
+        def hex_to_bytes(hex):
+            return binascii.a2b_hex(hex.encode('ascii'))
+
+        relative_path = re.match(r'https?://link\.theplatform\.com/s/([^?]+)', url).group(1)
+        clear_text = hex_to_bytes(flags + expiration_date + str_to_hex(relative_path))
+        checksum = hmac.new(sig_key.encode('ascii'), clear_text, hashlib.sha1).hexdigest()
+        sig = flags + expiration_date + checksum + str_to_hex(sig_secret)
+        return '%s&sig=%s' % (url, sig)
+
+    def _real_extract(self, url):
+        url, smuggled_data = unsmuggle_url(url, {})
+
+        mobj = re.match(self._VALID_URL, url)
+        provider_id = mobj.group('provider_id')
+        video_id = mobj.group('id')
+
+        if not provider_id:
+            provider_id = 'dJ5BDC'
+
+        path = provider_id + '/'
+        if mobj.group('media'):
+            path += mobj.group('media')
+        path += video_id
+
+        qs_dict = compat_parse_qs(compat_urllib_parse_urlparse(url).query)
+        if 'guid' in qs_dict:
+            webpage = self._download_webpage(url, video_id)
+            scripts = re.findall(r'<script[^>]+src="([^"]+)"', webpage)
+            feed_id = None
+            # feed id usually locates in the last script.
+            # Seems there's no pattern for the interested script filename, so
+            # I try one by one
+            for script in reversed(scripts):
+                feed_script = self._download_webpage(
+                    self._proto_relative_url(script, 'http:'),
+                    video_id, 'Downloading feed script')
+                feed_id = self._search_regex(
+                    r'defaultFeedId\s*:\s*"([^"]+)"', feed_script,
+                    'default feed id', default=None)
+                if feed_id is not None:
+                    break
+            if feed_id is None:
+                raise ExtractorError('Unable to find feed id')
+            return self.url_result('http://feed.theplatform.com/f/%s/%s?byGuid=%s' % (
+                provider_id, feed_id, qs_dict['guid'][0]))
+
+        if smuggled_data.get('force_smil_url', False):
+            smil_url = url
+        # Explicitly specified SMIL (see https://github.com/rg3/youtube-dl/issues/7385)
+        elif '/guid/' in url:
+            headers = {}
+            source_url = smuggled_data.get('source_url')
+            if source_url:
+                headers['Referer'] = source_url
+            request = sanitized_Request(url, headers=headers)
+            webpage = self._download_webpage(request, video_id)
+            smil_url = self._search_regex(
+                r'<link[^>]+href=(["\'])(?P<url>.+?)\1[^>]+type=["\']application/smil\+xml',
+                webpage, 'smil url', group='url')
+            path = self._search_regex(
+                r'link\.theplatform\.com/s/((?:[^/?#&]+/)+[^/?#&]+)', smil_url, 'path')
+            smil_url += '?' if '?' not in smil_url else '&' + 'formats=m3u,mpeg4'
+        elif mobj.group('config'):
+            config_url = url + '&form=json'
+            config_url = config_url.replace('swf/', 'config/')
+            config_url = config_url.replace('onsite/', 'onsite/config/')
+            config = self._download_json(config_url, video_id, 'Downloading config')
+            if 'releaseUrl' in config:
+                release_url = config['releaseUrl']
+            else:
+                release_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
+            smil_url = release_url + '&formats=MPEG4&manifest=f4m'
         else:
-            raise ExtractorError(error_msg, expected=True)
+            smil_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
+
+        sig = smuggled_data.get('sig')
+        if sig:
+            smil_url = self._sign_url(smil_url, sig['key'], sig['secret'])
+
+        formats, subtitles = self._extract_theplatform_smil(smil_url, video_id)
+        self._sort_formats(formats)
+
+        ret = self._extract_theplatform_metadata(path, video_id)
+        combined_subtitles = self._merge_subtitles(ret.get('subtitles', {}), subtitles)
+        ret.update({
+            'id': video_id,
+            'formats': formats,
+            'subtitles': combined_subtitles,
+        })
 
-        info_url = 'http://link.theplatform.com/s/dJ5BDC/{0}?format=preview'.format(video_id)
-        info_json = self._download_webpage(info_url, video_id)
-        info = json.loads(info_json)
+        return ret
+
+
+class ThePlatformFeedIE(ThePlatformBaseIE):
+    _URL_TEMPLATE = '%s//feed.theplatform.com/f/%s/%s?form=json&%s'
+    _VALID_URL = r'https?://feed\.theplatform\.com/f/(?P<provider_id>[^/]+)/(?P<feed_id>[^?/]+)\?(?:[^&]+&)*(?P<filter>by(?:Gui|I)d=(?P<id>[\w-]+))'
+    _TESTS = [{
+        # From http://player.theplatform.com/p/7wvmTC/MSNBCEmbeddedOffSite?guid=n_hardball_5biden_140207
+        'url': 'http://feed.theplatform.com/f/7wvmTC/msnbc_video-p-test?form=json&pretty=true&range=-40&byGuid=n_hardball_5biden_140207',
+        'md5': '6e32495b5073ab414471b615c5ded394',
+        'info_dict': {
+            'id': 'n_hardball_5biden_140207',
+            'ext': 'mp4',
+            'title': 'The Biden factor: will Joe run in 2016?',
+            'description': 'Could Vice President Joe Biden be preparing a 2016 campaign? Mark Halperin and Sam Stein weigh in.',
+            'thumbnail': r're:^https?://.*\.jpg$',
+            'upload_date': '20140208',
+            'timestamp': 1391824260,
+            'duration': 467.0,
+            'categories': ['MSNBC/Issues/Democrats', 'MSNBC/Issues/Elections/Election 2016'],
+            'uploader': 'NBCU-NEWS',
+        },
+    }]
+
+    def _extract_feed_info(self, provider_id, feed_id, filter_query, video_id, custom_fields=None, asset_types_query={}, account_id=None):
+        real_url = self._URL_TEMPLATE % (self.http_scheme(), provider_id, feed_id, filter_query)
+        entry = self._download_json(real_url, video_id)['entries'][0]
+        main_smil_url = 'http://link.theplatform.com/s/%s/media/guid/%d/%s' % (provider_id, account_id, entry['guid']) if account_id else None
 
-        head = meta.find(_x('smil:head'))
-        body = meta.find(_x('smil:body'))
-        base_url = head.find(_x('smil:meta')).attrib['base']
-        switch = body.find(_x('smil:switch'))
         formats = []
-        for f in switch.findall(_x('smil:video')):
-            attr = f.attrib
-            width = int(attr['width'])
-            height = int(attr['height'])
-            vbr = int(attr['system-bitrate']) // 1000
-            format_id = '%dx%d_%dk' % (width, height, vbr)
-            formats.append({
-                'format_id': format_id,
-                'url': base_url,
-                'play_path': 'mp4:' + attr['src'],
-                'ext': 'flv',
-                'width': width,
-                'height': height,
-                'vbr': vbr,
-            })
+        subtitles = {}
+        first_video_id = None
+        duration = None
+        asset_types = []
+        for item in entry['media$content']:
+            smil_url = item['plfile$url']
+            cur_video_id = ThePlatformIE._match_id(smil_url)
+            if first_video_id is None:
+                first_video_id = cur_video_id
+                duration = float_or_none(item.get('plfile$duration'))
+            for asset_type in item['plfile$assetTypes']:
+                if asset_type in asset_types:
+                    continue
+                asset_types.append(asset_type)
+                query = {
+                    'mbr': 'true',
+                    'formats': item['plfile$format'],
+                    'assetTypes': asset_type,
+                }
+                if asset_type in asset_types_query:
+                    query.update(asset_types_query[asset_type])
+                cur_formats, cur_subtitles = self._extract_theplatform_smil(update_url_query(
+                    main_smil_url or smil_url, query), video_id, 'Downloading SMIL data for %s' % asset_type)
+                formats.extend(cur_formats)
+                subtitles = self._merge_subtitles(subtitles, cur_subtitles)
 
         self._sort_formats(formats)
 
-        return {
+        thumbnails = [{
+            'url': thumbnail['plfile$url'],
+            'width': int_or_none(thumbnail.get('plfile$width')),
+            'height': int_or_none(thumbnail.get('plfile$height')),
+        } for thumbnail in entry.get('media$thumbnails', [])]
+
+        timestamp = int_or_none(entry.get('media$availableDate'), scale=1000)
+        categories = [item['media$name'] for item in entry.get('media$categories', [])]
+
+        ret = self._extract_theplatform_metadata('%s/%s' % (provider_id, first_video_id), video_id)
+        subtitles = self._merge_subtitles(subtitles, ret['subtitles'])
+        ret.update({
             'id': video_id,
-            'title': info['title'],
             'formats': formats,
-            'description': info['description'],
-            'thumbnail': info['defaultThumbnailUrl'],
-            'duration': info['duration']//1000,
-        }
-        
+            'subtitles': subtitles,
+            'thumbnails': thumbnails,
+            'duration': duration,
+            'timestamp': timestamp,
+            'categories': categories,
+        })
+        if custom_fields:
+            ret.update(custom_fields(entry))
+
+        return ret
+
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
+
         video_id = mobj.group('id')
-        return self._get_info(video_id)
+        provider_id = mobj.group('provider_id')
+        feed_id = mobj.group('feed_id')
+        filter_query = mobj.group('filter')
+
+        return self._extract_feed_info(provider_id, feed_id, filter_query, video_id)