[nba] improve(fixes #7068)

* extract more formats
* extract videos from team mini sites
* extract more metadata

youtube_dl/extractor/nba.py

@@ -1,63 +1,92 @@
 from __future__ import unicode_literals
 
+import re
+
 from .common import InfoExtractor
 from ..utils import (
-    remove_end,
     parse_duration,
+    int_or_none,
+    xpath_text,
+    xpath_attr,
 )
 
 
 class NBAIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:watch\.|www\.)?nba\.com/(?:nba/)?video(?P<id>/[^?]*?)/?(?:/index\.html)?(?:\?.*)?$'
+    _VALID_URL = r'https?://(?:watch\.|www\.)?nba\.com/(?P<path>(?:[^/]+/)?video/(?P<id>[^?]*?))/?(?:/index\.html)?(?:\?.*)?$'
     _TESTS = [{
         'url': 'http://www.nba.com/video/games/nets/2012/12/04/0021200253-okc-bkn-recap.nba/index.html',
-        'md5': 'c0edcfc37607344e2ff8f13c378c88a4',
+        'md5': '9e7729d3010a9c71506fd1248f74e4f4',
         'info_dict': {
-            'id': '0021200253-okc-bkn-recap.nba',
-            'ext': 'mp4',
+            'id': '0021200253-okc-bkn-recap',
+            'ext': 'flv',
             'title': 'Thunder vs. Nets',
             'description': 'Kevin Durant scores 32 points and dishes out six assists as the Thunder beat the Nets in Brooklyn.',
             'duration': 181,
+            'timestamp': 1354638466,
+            'upload_date': '20121204',
         },
     }, {
         'url': 'http://www.nba.com/video/games/hornets/2014/12/05/0021400276-nyk-cha-play5.nba/',
         'only_matching': True,
     }, {
-        'url': 'http://watch.nba.com/nba/video/channels/playoffs/2015/05/20/0041400301-cle-atl-recap.nba',
+        'url': 'http://watch.nba.com/video/channels/playoffs/2015/05/20/0041400301-cle-atl-recap.nba',
+        'md5': 'b2b39b81cf28615ae0c3360a3f9668c4',
         'info_dict': {
-            'id': '0041400301-cle-atl-recap.nba',
+            'id': '0041400301-cle-atl-recap',
             'ext': 'mp4',
-            'title': 'NBA GAME TIME | Video: Hawks vs. Cavaliers Game 1',
+            'title': 'Hawks vs. Cavaliers Game 1',
             'description': 'md5:8094c3498d35a9bd6b1a8c396a071b4d',
             'duration': 228,
-        },
-        'params': {
-            'skip_download': True,
+            'timestamp': 1432134543,
+            'upload_date': '20150520',
         }
     }]
 
     def _real_extract(self, url):
-        video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
+        path, video_id = re.match(self._VALID_URL, url).groups()
+        video_info = self._download_xml('http://www.nba.com/%s.xml' % path, video_id)
+        video_id = xpath_text(video_info, 'slug')
+        title = xpath_text(video_info, 'headline')
+        description = xpath_text(video_info, 'description')
+        duration = parse_duration(xpath_text(video_info, 'length'))
+        timestamp = int_or_none(xpath_attr(video_info, 'dateCreated', 'uts'))
 
-        video_url = 'http://ht-mobile.cdn.turner.com/nba/big' + video_id + '_nba_1280x720.mp4'
+        thumbnails = []
+        for image in video_info.find('images'):
+            thumbnails.append({
+                'id': image.attrib.get('cut'),
+                'url': image.text,
+                'width': int_or_none(image.attrib.get('width')),
+                'height': int_or_none(image.attrib.get('height')),
+            })
 
-        shortened_video_id = video_id.rpartition('/')[2]
-        title = remove_end(
-            self._og_search_title(webpage, default=shortened_video_id), ' : NBA.com')
-
-        description = self._og_search_description(webpage)
-        duration_str = self._html_search_meta(
-            'duration', webpage, 'duration', default=None)
-        if not duration_str:
-            duration_str = self._html_search_regex(
-                r'Duration:</b>\s*(\d+:\d+)', webpage, 'duration', fatal=False)
-        duration = parse_duration(duration_str)
+        formats = []
+        for video_file in video_info.find('files').iter('file'):
+            video_url = video_file.text
+            if video_url.startswith('/'):
+                continue
+            if video_url.endswith('.m3u8'):
+                formats.extend(self._extract_m3u8_formats(video_url, video_id, m3u8_id='hls'))
+            elif video_url.endswith('.f4m'):
+                formats.extend(self._extract_f4m_formats(video_url + '?hdcore=3.4.1.1', video_id, f4m_id='hds'))
+            else:
+                key = video_file.attrib.get('bitrate')
+                width, height, bitrate = re.search(r'(\d+)x(\d+)(?:_(\d+))?', key).groups()
+                formats.append({
+                    'format_id': key,
+                    'url': video_url,
+                    'width': int_or_none(width),
+                    'height': int_or_none(height),
+                    'tbr': int_or_none(bitrate),
+                })
+        self._sort_formats(formats)
 
         return {
-            'id': shortened_video_id,
-            'url': video_url,
+            'id': video_id,
             'title': title,
             'description': description,
             'duration': duration,
+            'timestamp': timestamp,
+            'thumbnails': thumbnails,
+            'formats': formats,
         }