[moniker] Support embed- URLs (#6450)

youtube_dl/extractor/moniker.py

@@ -9,7 +9,10 @@ from ..compat import (
     compat_urllib_parse,
     compat_urllib_request,
 )
-from ..utils import ExtractorError
+from ..utils import (
+    ExtractorError,
+    remove_start,
+)
 
 
 class MonikerIE(InfoExtractor):
@@ -24,6 +27,14 @@ class MonikerIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'youtube-dl test video',
         },
+    }, {
+        'url': 'http://allmyvideos.net/embed-jih3nce3x6wn',
+        'md5': '710883dee1bfc370ecf9fa6a89307c88',
+        'info_dict': {
+            'id': 'jih3nce3x6wn',
+            'ext': 'mp4',
+            'title': 'youtube-dl test video',
+        },
     }, {
         'url': 'http://vidspot.net/l2ngsmhs8ci5',
         'md5': '710883dee1bfc370ecf9fa6a89307c88',
@@ -38,7 +49,10 @@ class MonikerIE(InfoExtractor):
     }]
 
     def _real_extract(self, url):
-        video_id = self._match_id(url)
+        orig_video_id = self._match_id(url)
+        video_id = remove_start(orig_video_id, 'embed-')
+        url = url.replace(orig_video_id, video_id)
+        assert re.match(self._VALID_URL, url) is not None
         orig_webpage = self._download_webpage(url, video_id)
 
         if '>File Not Found<' in orig_webpage: