vimeo: Make regexp more robust.

This change makes the VimeoIE work with http://player.vimeo.com/video/19267888

diff --git a/youtube-dl b/youtube-dl
index 16d234e..780a6d9 100755 (executable)
--- a/youtube-dl
+++ b/youtube-dl
@@ -1723,7 +1723,7 @@ class VimeoIE(InfoExtractor):
        """Information extractor for vimeo.com."""
 
        # _VALID_URL matches Vimeo URLs
-       _VALID_URL = r'(?:http://)?(?:www.)?vimeo\.com/([0-9]+)'
+       _VALID_URL = r'(?:http://)?(?:(?:www|player).)?vimeo\.com/(?:video/)?([0-9]+)'
 
        def __init__(self, downloader=None):
                InfoExtractor.__init__(self, downloader)