prevent error when converting idn to ascii strings. Fixes #7995

2015-03-25 10:05:29 +01:00 · 2015-03-25 10:05:29 +01:00 · 512840944b
parent a17ff4b45e
commit 512840944b
1 changed files with 4 additions and 1 deletions
--- a/src/common/helpers.py
+++ b/src/common/helpers.py
@ -123,7 +123,10 @@ def idn_to_ascii(host):
    labels = idna.dots.split(host)
    converted_labels = []
    for label in labels:
-        converted_labels.append(idna.ToASCII(label).decode('utf-8'))
+        if label:
+            converted_labels.append(idna.ToASCII(label).decode('utf-8'))
+        else:
+            converted_labels.append('')
    return ".".join(converted_labels)

 def ascii_to_idn(host):