X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=e265c75742b6d22647965e6a0261f24bb4a73a00;hb=d5d7bdaeb517f389fff5a6557f072f3586e3c440;hp=c7db75f80b5a544a0893fb11a371a682fee98e41;hpb=51f267d9d4d26c3cd67f318a2040513946f2b4d3;p=youtube-dl

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index c7db75f80..e265c7574 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -715,6 +715,17 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
             gz = io.BytesIO(self.deflate(resp.read()))
             resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
             resp.msg = old_resp.msg
+        # Percent-encode redirect URL of Location HTTP header to satisfy RFC 3986
+        if 300 <= resp.code < 400:
+            location = resp.headers.get('Location')
+            if location:
+                # As of RFC 2616 default charset is iso-8859-1 that is respected by python 3
+                if sys.version_info >= (3, 0):
+                    location = location.encode('iso-8859-1').decode('utf-8')
+                location_escaped = escape_url(location)
+                if location != location_escaped:
+                    del resp.headers['Location']
+                    resp.headers['Location'] = location_escaped
         return resp
 
     https_request = http_request