Update to update code.

Adds try to urlopen call instead of just dialog box, fixes #264 and #230.

1 files changed, 10 insertions, 7 deletions

diff --git a/dwt_about.py b/dwt_about.py
index 9e44835..f68f7fc 100644
--- a/dwt_about.py
+++ b/dwt_about.py
@@ -167,13 +167,16 @@ class Licenses(wx.Dialog):
 
 
 def update_check(parent):
-    r = urllib2.urlopen('https://api.github.com/repos/10se1ucgo/DisableWinTracking/releases/latest')
-    value, parameters = cgi.parse_header(r.headers.get('Content-Type', ''))
-    release = json.loads(r.read().decode(parameters.get('charset', 'utf-8')))
-    if release['prerelease']:
-        return
-    new = release['tag_name']
-
+    try:
+        r = urllib2.urlopen('https://api.github.com/repos/10se1ucgo/DisableWinTracking/releases/latest')
+        value, parameters = cgi.parse_header(r.headers.get('Content-Type', ''))
+        release = json.loads(r.read().decode(parameters.get('charset', 'utf-8')))
+        if release['prerelease']:
+            return
+        new = release['tag_name']
+    except URLError:
+        pass
+    
     try:
         if StrictVersion(__version__) < StrictVersion(new.lstrip('v')):
             info = wx.MessageDialog(parent, message="DWT {v} is now available!\nGo to download page?".format(v=new),