Update version in the changelog.

[youtubedl] / youtube_dl / extractor / theplatform.py

diff --git a/youtube_dl/extractor/theplatform.py b/youtube_dl/extractor/theplatform.py
index b6b2dba9ca9e6ee02c7dc6b2cf01d3601874a6b2..25edc310008ef0da7b407c97db86ce5e49c78a50 100644 (file)
--- a/youtube_dl/extractor/theplatform.py
+++ b/youtube_dl/extractor/theplatform.py
@@ -1,24 +1,93 @@
+# -*- coding: utf-8 -*-

 from __future__ import unicode_literals
 
 import re
 from __future__ import unicode_literals
 
 import re

-import json
+import time
+import hmac
+import binascii
+import hashlib
+

 
 from .common import InfoExtractor
 
 from .common import InfoExtractor

+from ..compat import (
+    compat_parse_qs,
+    compat_urllib_parse_urlparse,
+)

 from ..utils import (
 from ..utils import (

+    determine_ext,

     ExtractorError,
     xpath_with_ns,
     ExtractorError,
     xpath_with_ns,

+    unsmuggle_url,
+    int_or_none,
+    url_basename,
+    float_or_none,

 )
 
 )
 

-_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(InfoExtractor):
+    def _extract_theplatform_smil(self, smil_url, video_id, note='Downloading SMIL data'):
+        meta = self._download_xml(smil_url, video_id, note=note)
+        try:
+            error_msg = next(
+                n.attrib['abstract']
+                for n in meta.findall(_x('.//smil:ref'))
+                if n.attrib.get('title') == 'Geographic Restriction' or n.attrib.get('title') == 'Expired')
+        except StopIteration:
+            pass
+        else:
+            raise ExtractorError(error_msg, expected=True)

 
 

-class ThePlatformIE(InfoExtractor):
+        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))
+
+        for _format in formats:
+            ext = determine_ext(_format['url'])
+            if ext == 'once':
+                _format['ext'] = 'mp4'
+
+        self._sort_formats(formats)
+
+        subtitles = self._parse_smil_subtitles(meta, default_ns)
+
+        return formats, subtitles
+
+    def get_metadata(self, path, video_id):
+        info_url = 'http://link.theplatform.com/s/%s?format=preview' % path
+        info = self._download_json(info_url, video_id)
+
+        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[lang] = [{
+                    'ext': 'srt' if mime == 'text/srt' else 'ttml',
+                    'url': src,
+                }]
+
+        return {
+            'title': info['title'],
+            'subtitles': subtitles,
+            'description': info['description'],
+            'thumbnail': info['defaultThumbnailUrl'],
+            'duration': int_or_none(info.get('duration'), 1000),
+        }
+
+
+class ThePlatformIE(ThePlatformBaseIE):

     _VALID_URL = r'''(?x)
     _VALID_URL = r'''(?x)

-        (?:https?://(?:link|player)\.theplatform\.com/[sp]/[^/]+/
-           (?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/)?
+        (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/
+           (?:(?P<media>(?:[^/]+/)+select/media/)|(?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/))?

          |theplatform:)(?P<id>[^/\?&]+)'''
 
          |theplatform:)(?P<id>[^/\?&]+)'''
 

-    _TEST = {
+    _TESTS = [{

         # from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
         'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
         'info_dict': {
         # from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
         'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
         'info_dict': {


@@ -32,80 +101,194 @@ class ThePlatformIE(InfoExtractor):
             # rtmp download
             'skip_download': True,
         },
             # rtmp download
             'skip_download': True,
         },

-    }
-
-    def _get_info(self, video_id, smil_url):
-        meta = self._download_xml(smil_url, video_id)
+    }, {
+        # 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',
+        },
+        'params': {
+            # rtmp download
+            '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',
+        }
+    }, {
+        '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': '734f3790fb5fc4903da391beeebc4836',
+        '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': 're:^https?://.*\.jpg$',
+            'timestamp': 1435752600,
+            'upload_date': '20150701',
+            'categories': ['Today/Shows/Orange Room', 'Today/Sections/Money', 'Today/Topics/Tech', "Today/Topics/Editor's picks"],
+        },
+    }]

 
 

-        try:
-            error_msg = next(
-                n.attrib['abstract']
-                for n in meta.findall(_x('.//smil:ref'))
-                if n.attrib.get('title') == 'Geographic Restriction')
-        except StopIteration:
-            pass
-        else:
-            raise ExtractorError(error_msg, expected=True)
+    @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)

 
 

-        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)
+        def str_to_hex(str):
+            return binascii.b2a_hex(str.encode('ascii')).decode('ascii')

 
 

-        head = meta.find(_x('smil:head'))
-        body = meta.find(_x('smil:body'))
+        def hex_to_str(hex):
+            return binascii.a2b_hex(hex)

 
 

-        f4m_node = body.find(_x('smil:seq//smil:video'))
-        if f4m_node is not None:
-            f4m_url = f4m_node.attrib['src']
-            if 'manifest.f4m?' not in f4m_url:
-                f4m_url += '?'
-            # the parameters are from syfy.com, other sites may use others,
-            # they also work for nbc.com
-            f4m_url += '&g=UXWGVKRWHFSP&hdcore=3.0.3'
-            formats = [{
-                'ext': 'flv',
-                'url': f4m_url,
-            }]
-        else:
-            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,
-                })
-            self._sort_formats(formats)
+        relative_path = url.split('http://link.theplatform.com/s/')[1].split('?')[0]
+        clear_text = hex_to_str(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)

 
 

-        return {
-            'id': video_id,
-            'title': info['title'],
-            'formats': formats,
-            'description': info['description'],
-            'thumbnail': info['defaultThumbnailUrl'],
-            'duration': info['duration']//1000,
-        }
-        

     def _real_extract(self, url):
     def _real_extract(self, url):

+        url, smuggled_data = unsmuggle_url(url, {})
+

         mobj = re.match(self._VALID_URL, url)
         mobj = re.match(self._VALID_URL, url)

+        provider_id = mobj.group('provider_id')

         video_id = mobj.group('id')
         video_id = mobj.group('id')

-        if mobj.group('config'):
-            config_url = url+ '&form=json'
+
+        if not provider_id:
+            provider_id = 'dJ5BDC'
+
+        path = provider_id
+        if mobj.group('media'):
+            path += '/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(script, 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
+        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')
             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')

-            smil_url = config['releaseUrl'] + '&format=SMIL&formats=MPEG4&manifest=f4m'
+            if 'releaseUrl' in config:
+                release_url = config['releaseUrl']
+            else:
+                release_url = 'http://link.theplatform.com/s/%s?mbr=true' % path
+            smil_url = release_url + '&format=SMIL&formats=MPEG4&manifest=f4m'

         else:
         else:

-            smil_url = ('http://link.theplatform.com/s/dJ5BDC/{0}/meta.smil?'
-                'format=smil&mbr=true'.format(video_id))
-        return self._get_info(video_id, smil_url)
+            smil_url = 'http://link.theplatform.com/s/%s/meta.smil?format=smil&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)
+
+        ret = self.get_metadata(path, video_id)
+        combined_subtitles = self._merge_subtitles(ret.get('subtitles', {}), subtitles)
+        ret.update({
+            'id': video_id,
+            'formats': formats,
+            'subtitles': combined_subtitles,
+        })
+
+        return ret
+
+
+class ThePlatformFeedIE(ThePlatformBaseIE):
+    _URL_TEMPLATE = '%s//feed.theplatform.com/f/%s/%s?form=json&byGuid=%s'
+    _VALID_URL = r'https?://feed\.theplatform\.com/f/(?P<provider_id>[^/]+)/(?P<feed_id>[^?/]+)\?(?:[^&]+&)*byGuid=(?P<id>[a-zA-Z0-9_]+)'
+    _TEST = {
+        # 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': '22d2b84f058d3586efcd99e57d59d314',
+        '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': 're:^https?://.*\.jpg$',
+            'upload_date': '20140208',
+            'timestamp': 1391824260,
+            'duration': 467.0,
+            'categories': ['MSNBC/Issues/Democrats', 'MSNBC/Issues/Elections/Election 2016'],
+        },
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+
+        video_id = mobj.group('id')
+        provider_id = mobj.group('provider_id')
+        feed_id = mobj.group('feed_id')
+
+        real_url = self._URL_TEMPLATE % (self.http_scheme(), provider_id, feed_id, video_id)
+        feed = self._download_json(real_url, video_id)
+        entry = feed['entries'][0]
+
+        formats = []
+        subtitles = {}
+        first_video_id = None
+        duration = None
+        for item in entry['media$content']:
+            smil_url = item['plfile$url'] + '&format=SMIL&Tracking=true&Embedded=true&formats=MPEG4,F4M'
+            cur_video_id = url_basename(smil_url)
+            if first_video_id is None:
+                first_video_id = cur_video_id
+                duration = float_or_none(item.get('plfile$duration'))
+            cur_formats, cur_subtitles = self._extract_theplatform_smil(smil_url, video_id, 'Downloading SMIL data for %s' % cur_video_id)
+            formats.extend(cur_formats)
+            subtitles = self._merge_subtitles(subtitles, cur_subtitles)
+
+        self._sort_formats(formats)
+
+        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.get_metadata('%s/%s' % (provider_id, first_video_id), video_id)
+        subtitles = self._merge_subtitles(subtitles, ret['subtitles'])
+        ret.update({
+            'id': video_id,
+            'formats': formats,
+            'subtitles': subtitles,
+            'thumbnails': thumbnails,
+            'duration': duration,
+            'timestamp': timestamp,
+            'categories': categories,
+        })
+
+        return ret