introduce dummy processor

main.py

@@ -6,7 +6,7 @@ from PythonQt.QtUiTools import QUiLoader
 from multiprocessing import Pool,Process
 
 from seafapi import *
-from processors import DefaultProcessor, EncryptedProcessor
+from processors import DummyProcessor, DefaultProcessor, EncryptedProcessor
 ###############################
 ## This is a temporary fix, should be removed when a newer python version is used ##
 import logging
@@ -15,12 +15,12 @@ logging.captureWarnings(True)
 
 class SeafileUploader():
     def __init__(self):
-        self.uil = QUiLoader()
-        self.loadSettings()
+        self.processor = DummyProcessor()
         self.seaf_lib = None
         self.libs = None
+        self.uil = QUiLoader()
+        self.loadSettings()
         self.pool = Pool(2)
-        self.processor = None
         
     def showSettingsUI(self, parentWidget):
         self.parentWidget = parentWidget

modules/processors.py

@@ -17,6 +17,10 @@ class Processor:
     def upload(self,file):
         pass
 
+class DummyProcessor(Processor):
+
+    def is_configured(self):
+        return False
 
 class DefaultProcessor(Processor):