[hotnewhiphop] Retrieve media key

youtube_dl/extractor/hotnewhiphop.py

@@ -1,17 +1,25 @@
+from __future__ import unicode_literals
+
 import re
 import base64
 
 from .common import InfoExtractor
+from ..utils import (
+    compat_urllib_parse,
+    compat_urllib_request,
+    ExtractorError,
+    HEADRequest,
+)
 
 
 class HotNewHipHopIE(InfoExtractor):
     _VALID_URL = r'http://www\.hotnewhiphop.com/.*\.(?P<id>.*)\.html'
     _TEST = {
-        u'url': u"http://www.hotnewhiphop.com/freddie-gibbs-lay-it-down-song.1435540.html",
-        u'file': u'1435540.mp3',
-        u'md5': u'2c2cd2f76ef11a9b3b581e8b232f3d96',
-        u'info_dict': {
-            u"title": u'Freddie Gibbs "Lay It Down"'
+        'url': 'http://www.hotnewhiphop.com/freddie-gibbs-lay-it-down-song.1435540.html',
+        'file': '1435540.mp3',
+        'md5': '2c2cd2f76ef11a9b3b581e8b232f3d96',
+        'info_dict': {
+            'title': 'Freddie Gibbs - Lay It Down'
         }
     }
 
@@ -21,24 +29,41 @@ class HotNewHipHopIE(InfoExtractor):
 
         webpage_src = self._download_webpage(url, video_id)
 
-        video_url_base64 = self._search_regex(r'data-path="(.*?)"',
-            webpage_src, u'video URL', fatal=False)
+        video_url_base64 = self._search_regex(
+            r'data-path="(.*?)"', webpage_src, u'video URL', fatal=False)
 
-        if video_url_base64 == None:
-            video_url = self._search_regex(r'"contentUrl" content="(.*?)"', webpage_src,
-                u'video URL')
+        if video_url_base64 is None:
+            video_url = self._search_regex(
+                r'"contentUrl" content="(.*?)"', webpage_src, u'video URL')
             return self.url_result(video_url, ie='Youtube')
 
-        video_url = base64.b64decode(video_url_base64).decode('utf-8')
+        reqdata = compat_urllib_parse.urlencode([
+            ('mediaType', 's'),
+            ('mediaId', video_id),
+        ])
+        r = compat_urllib_request.Request(
+            'http://www.hotnewhiphop.com/ajax/media/getActions/', data=reqdata)
+        r.add_header('Content-Type', 'application/x-www-form-urlencoded')
+        mkd = self._download_json(
+            r, video_id, note='Requesting media key',
+            errnote='Could not download media key')
+        if 'mediaKey' not in mkd:
+            raise ExtractorError('Did not get a media key')
 
-        video_title = self._html_search_regex(r"<title>(.*)</title>",
-            webpage_src, u'title')
+        redirect_url = base64.b64decode(video_url_base64).decode('utf-8')
+        redirect_req = HEADRequest(redirect_url)
+        req = self._request_webpage(
+            redirect_req, video_id,
+            note='Resolving final URL', errnote='Could not resolve final URL')
+        video_url = req.geturl()
+        if video_url.endswith('.html'):
+            raise ExtractorError('Redirect failed')
 
-        results = [{
-                    'id': video_id,
-                    'url' : video_url,
-                    'title' : video_title,
-                    'thumbnail' : self._og_search_thumbnail(webpage_src),
-                    'ext' : 'mp3',
-                    }]
-        return results
+        video_title = self._og_search_title(webpage_src).strip()
+
+        return {
+            'id': video_id,
+            'url': video_url,
+            'title': video_title,
+            'thumbnail': self._og_search_thumbnail(webpage_src),
+        }