[douyutv] Add new extractor

youtube_dl/extractor/douyutv.py

@@ -0,0 +1,59 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+
+from ..utils import (
+    ExtractorError,
+)
+
+class DouyutvIE(InfoExtractor):
+    _VALID_URL = r'http://(?:www\.)?douyutv\.com/(?P<id>[A-Za-z0-9]+)'
+
+    '''
+    show_status: 1 直播中 ，2 没有直播
+    '''
+
+    _TEST = {
+        'url': 'http://www.douyutv.com/iseven',
+        'info_dict': {
+            'id': 'iseven',
+            'title': '清晨醒脑！T-ara根本停不下来！',
+            'ext': 'flv',
+            'thumbnail': 're:^https?://.*\.jpg$',
+            'is_live': True,
+        }
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        info_url = 'http://www.douyutv.com/api/client/room/' + video_id
+
+        config = self._download_json(info_url, video_id)
+
+        error_code = config.get('error')
+        show_status = config['data'].get('show_status')
+        if error_code is not 0:
+            raise ExtractorError('Server reported error %i' % error_code,
+                                 expected=True)
+
+        if show_status == '2':
+            raise ExtractorError('The live show has not yet started',
+                                 expected=True)
+
+        title = config['data'].get('room_name')
+        rtmp_url = config['data'].get('rtmp_url')
+        rtmp_live = config['data'].get('rtmp_live')
+        thumbnail = config['data'].get('room_src') 
+
+        url = rtmp_url+'/'+rtmp_live
+
+        return {
+            'id': video_id,
+            'title': title,
+            'ext':'flv',
+            'url': url,
+            'thumbnail': thumbnail,
+            'is_live': True,
+            # TODO more properties (see youtube_dl/extractor/common.py)
+        }