Add SinaIE (related #1039): extractor for video.sina.com.cn

youtube_dl/extractor/__init__.py

@@ -51,6 +51,7 @@
 from .rbmaradio import RBMARadioIE
 from .redtube import RedTubeIE
 from .ringtv import RingTVIE
+from .sina import SinaIE
 from .soundcloud import SoundcloudIE, SoundcloudSetIE
 from .spiegel import SpiegelIE
 from .stanfordoc import StanfordOpenClassroomIE

youtube_dl/extractor/sina.py

@@ -0,0 +1,67 @@
+# coding: utf-8
+
+import re
+import xml.etree.ElementTree
+
+from .common import InfoExtractor
+from ..utils import (
+    compat_urllib_request,
+    compat_urllib_parse,
+)
+
+
+class SinaIE(InfoExtractor):
+    _VALID_URL = r'''https?://(.*?\.)?video\.sina\.com\.cn/
+                        (
+                            (.+?/(((?P<pseudo_id>\d+).html)|(.*?(\#|(vid=))(?P<id>\d+?)($|&))))
+                            |
+                            # This is used by external sites like Weibo
+                            (api/sinawebApi/outplay.php/(?P<token>.+?)\.swf)
+                        )
+                  '''
+
+    _TEST = {
+        u'url': u'http://video.sina.com.cn/news/vlist/zt/chczlj2013/?opsubject_id=top12#110028898',
+        u'file': u'110028898.flv',
+        u'md5': u'd65dd22ddcf44e38ce2bf58a10c3e71f',
+        u'info_dict': {
+            u'title': u'《中国新闻》 朝鲜要求巴拿马立即释放被扣船员',
+        }
+    }
+
+    @classmethod
+    def suitable(cls, url):
+        return re.match(cls._VALID_URL, url, flags=re.VERBOSE) is not None
+
+    def _extract_video(self, video_id):
+        data = compat_urllib_parse.urlencode({'vid': video_id})
+        url_page = self._download_webpage('http://v.iask.com/v_play.php?%s' % data,
+            video_id, u'Downloading video url')
+        image_page = self._download_webpage(
+            'http://interface.video.sina.com.cn/interface/common/getVideoImage.php?%s' % data,
+            video_id, u'Downloading thumbnail info')
+        url_doc = xml.etree.ElementTree.fromstring(url_page.encode('utf-8'))
+
+        return {'id': video_id,
+                'url': url_doc.find('./durl/url').text,
+                'ext': 'flv',
+                'title': url_doc.find('./vname').text,
+                'thumbnail': image_page.split('=')[1],
+                }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url, flags=re.VERBOSE)
+        video_id = mobj.group('id')
+        if mobj.group('token') is not None:
+            # The video id is in the redirected url
+            self.to_screen(u'Getting video id')
+            request = compat_urllib_request.Request(url)
+            request.get_method = lambda: 'HEAD'
+            (_, urlh) = self._download_webpage_handle(request, 'NA', False)
+            return self._real_extract(urlh.geturl())
+        elif video_id is None:
+            pseudo_id = mobj.group('pseudo_id')
+            webpage = self._download_webpage(url, pseudo_id)
+            video_id = self._search_regex(r'vid:\'(\d+?)\'', webpage, u'video id')
+
+        return self._extract_video(video_id)