Initiate release.

[youtubedl] / youtube_dl / extractor / livestream.py

diff --git a/youtube_dl/extractor/livestream.py b/youtube_dl/extractor/livestream.py
index 2c100d424650fed5d98330b1e5124df117296c75..c0c2d9b09d92c8ce79894112fd58834f0f1b92a1 100644 (file)
--- a/youtube_dl/extractor/livestream.py
+++ b/youtube_dl/extractor/livestream.py
@@ -5,11 +5,14 @@ import json
 
 from .common import InfoExtractor
 from ..utils import (
+    compat_str,
     compat_urllib_parse_urlparse,
     compat_urlparse,
-    xpath_with_ns,
-    compat_str,
+    ExtractorError,
+    find_xpath_attr,
+    int_or_none,
     orderedSet,
+    xpath_with_ns,
 )
 
 
@@ -24,18 +27,82 @@ class LivestreamIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'Live from Webster Hall NYC',
             'upload_date': '20121012',
+            'like_count': int,
+            'view_count': int,
+            'thumbnail': 're:^http://.*\.jpg$'
         }
     }
 
+    def _parse_smil(self, video_id, smil_url):
+        formats = []
+        _SWITCH_XPATH = (
+            './/{http://www.w3.org/2001/SMIL20/Language}body/'
+            '{http://www.w3.org/2001/SMIL20/Language}switch')
+        smil_doc = self._download_xml(
+            smil_url, video_id,
+            note='Downloading SMIL information',
+            errnote='Unable to download SMIL information',
+            fatal=False)
+        if smil_doc is False:  # Download failed
+            return formats
+        title_node = find_xpath_attr(
+            smil_doc, './/{http://www.w3.org/2001/SMIL20/Language}meta',
+            'name', 'title')
+        if title_node is None:
+            self.report_warning('Cannot find SMIL id')
+            switch_node = smil_doc.find(_SWITCH_XPATH)
+        else:
+            title_id = title_node.attrib['content']
+            switch_node = find_xpath_attr(
+                smil_doc, _SWITCH_XPATH, 'id', title_id)
+        if switch_node is None:
+            raise ExtractorError('Cannot find switch node')
+        video_nodes = switch_node.findall(
+            '{http://www.w3.org/2001/SMIL20/Language}video')
+
+        for vn in video_nodes:
+            tbr = int_or_none(vn.attrib.get('system-bitrate'))
+            furl = (
+                'http://livestream-f.akamaihd.net/%s?v=3.0.3&fp=WIN%%2014,0,0,145' %
+                (vn.attrib['src']))
+            if 'clipBegin' in vn.attrib:
+                furl += '&ssek=' + vn.attrib['clipBegin']
+            formats.append({
+                'url': furl,
+                'format_id': 'smil_%d' % tbr,
+                'ext': 'flv',
+                'tbr': tbr,
+                'preference': -1000,
+            })
+        return formats
+
     def _extract_video_info(self, video_data):
-        video_url = video_data.get('progressive_url_hd') or video_data.get('progressive_url')
+        video_id = compat_str(video_data['id'])
+
+        FORMAT_KEYS = (
+            ('sd', 'progressive_url'),
+            ('hd', 'progressive_url_hd'),
+        )
+        formats = [{
+            'format_id': format_id,
+            'url': video_data[key],
+            'quality': i + 1,
+        } for i, (format_id, key) in enumerate(FORMAT_KEYS)
+            if video_data.get(key)]
+
+        smil_url = video_data.get('smil_url')
+        if smil_url:
+            formats.extend(self._parse_smil(video_id, smil_url))
+        self._sort_formats(formats)
+
         return {
-            'id': compat_str(video_data['id']),
-            'url': video_url,
-            'ext': 'mp4',
+            'id': video_id,
+            'formats': formats,
             'title': video_data['caption'],
-            'thumbnail': video_data['thumbnail_url'],
+            'thumbnail': video_data.get('thumbnail_url'),
             'upload_date': video_data['updated_at'].replace('-', '')[:8],
+            'like_count': video_data.get('likes', {}).get('total'),
+            'view_count': video_data.get('views'),
         }
 
     def _real_extract(self, url):
@@ -50,7 +117,8 @@ class LivestreamIE(InfoExtractor):
                 r'window.config = ({.*?});', webpage, 'window config')
             info = json.loads(config_json)['event']
             videos = [self._extract_video_info(video_data['data'])
-                for video_data in info['feed']['data'] if video_data['type'] == 'video']
+                for video_data in info['feed']['data']
+                if video_data['type'] == 'video']
             return self.playlist_result(videos, info['id'], info['full_name'])
         else:
             og_video = self._og_search_video_url(webpage, 'player url')