short bug fix

src/mainscreen.py

@@ -20,7 +20,7 @@ class MessageArea(QtGui.QPlainTextEdit):
     def keyPressEvent(self, event):
         if event.matches(QtGui.QKeySequence.Paste):
             self.pasteEvent()
-        elif event.key() == QtCore.Qt.Key_Return:
+        elif event.key() in (QtCore.Qt.Key_Return, QtCore.Qt.Key_Enter):
             modifiers = event.modifiers()
             if modifiers & QtCore.Qt.ControlModifier or modifiers & QtCore.Qt.ShiftModifier:
                 self.insertPlainText('\n')

src/plugin_support.py

@@ -29,6 +29,9 @@ class PluginLoader(util.Singleton):
         Load all plugins in plugins folder
         """
         path = util.curr_directory() + '/plugins/'
+        if not os.path.exists(path):
+            util.log('Plugin dir not found')
+            return
         files = [f for f in os.listdir(path) if os.path.isfile(os.path.join(path, f))]
         for fl in files:
             if fl in ('plugin_super_class.py', '__init__.py') or not fl.endswith('.py'):

src/profile.py

@@ -372,6 +372,7 @@ class Profile(Contact, Singleton):
         self._tox.self_set_status_message(self._status_message.encode('utf-8'))
 
     def new_nospam(self):
+        """Sets new nospam part of tox id"""
         import random
         self._tox.self_set_nospam(random.randint(0, 4294967295))  # no spam - uint32
         self._tox_id = self._tox.self_get_address()
@@ -682,16 +683,16 @@ class Profile(Contact, Singleton):
         data.reverse()
         data = data[self._messages.count():self._messages.count() + PAGE_SIZE]
         for message in data:
-            if message.get_type() <= 1:
+            if message.get_type() <= 1:  # text message
                 data = message.get_data()
                 self.create_message_item(data[0],
                                          convert_time(data[2]),
                                          friend.name if data[1] == MESSAGE_OWNER['FRIEND'] else self._name,
                                          data[3],
                                          False)
-            elif message.get_type() == 2:
+            elif message.get_type() == MESSAGE_TYPE['FILE_TRANSFER']:
                 item = self.create_file_transfer_item(message, False)
-                if message.get_status() >= 2:
+                if message.get_status() >= 2:  # active file transfer
                     ft = self._file_transfers[(message.get_friend_number(), message.get_file_number())]
                     ft.set_state_changed_handler(item.update)
 
@@ -802,13 +803,15 @@ class Profile(Contact, Singleton):
         :param num: number of friend in list
         """
         friend = self._friends[num]
-        try:
         settings = Settings.get_instance()
+        try:
             index = map(lambda x: x[0], settings['friends_aliases']).index(friend.tox_id)
             del settings['friends_aliases'][index]
-            settings.save()
         except:
             pass
+        if friend.tox_id in settings['notes']:
+            del settings['notes'][friend.tox_id]
+        settings.save()
         self.clear_history(num)
         if self._history.friend_exists_in_db(friend.tox_id):
             self._history.delete_friend_from_db(friend.tox_id)