X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=764474c3301695f77b6421b67b745d3c157d0937;hb=73e449b226ddfe204fb9f9bea5514141624abbf4;hp=7832ed87f022d5c4891cecb43822ebebd30a6d0b;hpb=9d22a7dfb07ad6ff23680e11238744b2bb1735aa;p=youtube-dl

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 7832ed87f..764474c33 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1612,6 +1612,14 @@ def urlhandle_detect_ext(url_handle):
     except AttributeError:  # Python < 3
         getheader = url_handle.info().getheader
 
+    cd = getheader('Content-Disposition')
+    if cd:
+        m = re.match(r'attachment;\s*filename="(?P<filename>[^"]+)"', cd)
+        if m:
+            e = determine_ext(m.group('filename'), default_ext=None)
+            if e:
+                return e
+
     return getheader('Content-Type').split("/")[1]