Startup fixes

- correctly test for "smtpdeliver" variable without crashing
- new method for safely getting values from config even if the option
  may be missing

src/bitmessagemain.py

@@ -187,7 +187,7 @@ class Main:
         sqlLookup.start()
 
         # SMTP delivery thread
-        if daemon and shared.config.get("bitmessagesettings", "smtpdeliver", None):
+        if daemon and shared.safeConfigGet("bitmessagesettings", "smtpdeliver", '') != '':
             smtpDeliveryThread = smtpDeliver()
             smtpDeliveryThread.start()
 

src/class_smtpDeliver.py

@@ -46,8 +46,8 @@ class smtpDeliver(threading.Thread, StoppableThread):
                 pass
             elif command == 'displayNewInboxMessage':
                 inventoryHash, toAddress, fromAddress, subject, body = data
-                dest = shared.config.get("bitmessagesettings", "smtpdeliver", None)
-                if not dest:
+                dest = shared.safeConfigGet("bitmessagesettings", "smtpdeliver", '')
+                if dest == '':
                     continue
                 try:
                     u = urlparse.urlparse(dest)

src/class_sqlThread.py

@@ -425,6 +425,8 @@ class sqlThread(threading.Thread):
             shared.config.set('bitmessagesettings', 'onionport', '8444')
         if not shared.config.has_option('bitmessagesettings', 'onionbindip'):
             shared.config.set('bitmessagesettings', 'onionbindip', '127.0.0.1')
+        if not shared.config.has_option('bitmessagesettings', 'smtpdeliver'):
+            shared.config.set('bitmessagesettings', 'smtpdeliver', '')
         shared.writeKeysFile()
         
         # Are you hoping to add a new option to the keys.dat file of existing

src/shared.py

@@ -401,6 +401,12 @@ def safeConfigGetBoolean(section,field):
     except Exception, err:
         return False
 
+def safeConfigGet(section, option, default = None):
+    if config.has_option (section, option):
+        return config.get(section, option)
+    else:
+        return default
+
 def decodeWalletImportFormat(WIFstring):
     fullString = arithmetic.changebase(WIFstring,58,256)
     privkey = fullString[:-4]