Hopefully fix label corruption.

plugins/labels.py

@@ -1,6 +1,7 @@
 from electrum.util import print_error
 from electrum_gui.i18n import _
 import httplib, urllib
+import socket
 import hashlib
 import json
 from urlparse import urlparse, parse_qs
@@ -21,7 +22,7 @@ from electrum_gui.gui_classic import HelpButton
 
 class Plugin(BasePlugin):
     def version(self):
-        return "0.2"
+        return "0.2.1"
 
     def encode(self, message):
         encrypted = aes.encryptData(self.encode_password, unicode(message))
@@ -73,7 +74,7 @@ To get started visit http://labelectrum.herokuapp.com/ to sign up for an account
     def set_label(self, item,label, changed):
         if not changed:
             return 
-
+        try:
             bundle = {"label": {"external_id": self.encode(item), "text": self.encode(label)}}
             params = json.dumps(bundle)
             connection = httplib.HTTPConnection(self.target_host)
@@ -83,6 +84,9 @@ To get started visit http://labelectrum.herokuapp.com/ to sign up for an account
             if response.reason == httplib.responses[httplib.NOT_FOUND]:
                 return
             response = json.loads(response.read())
+        except socket.gaierror as e:
+            print_error('Error connecting to service: %s ' %  e)
+            return False
 
     def settings_dialog(self):
         def check_for_api_key(api_key):
@@ -163,6 +167,7 @@ To get started visit http://labelectrum.herokuapp.com/ to sign up for an account
             self.gui.update_contacts_tab()
 
     def do_full_push(self):
+        try:
             bundle = {"labels": {}}
             for key, value in self.labels.iteritems():
                 encoded = self.encode(key)
@@ -185,8 +190,12 @@ To get started visit http://labelectrum.herokuapp.com/ to sign up for an account
                 return False
 
             return True
+        except socket.gaierror as e:
+            print_error('Error connecting to service: %s ' %  e)
+            return False
 
     def do_full_pull(self, force = False):
+        try:
             connection = httplib.HTTPConnection(self.target_host)
             connection.request("GET", ("/api/wallets/%s/labels.json?auth_token=%s" % (self.wallet_id, self.auth_token())),"", {'Content-Type': 'application/json'})
             response = connection.getresponse()
@@ -207,3 +216,6 @@ To get started visit http://labelectrum.herokuapp.com/ to sign up for an account
                  if force or not self.labels.get(decoded_key):
                      self.labels[decoded_key] = decoded_label 
             return True
+        except socket.gaierror as e:
+            print_error('Error connecting to service: %s ' %  e)
+            return False