store full from jid in gc-invite event.

fix receiving decline tag

src/common/connection_handlers_events.py

@@ -1207,7 +1207,7 @@ class GcDeclineReceivedEvent(nec.NetworkIncomingEvent):
     def generate(self):
         self.room_jid = self.msg_obj.fjid
 
-        item = self.msg_obj.invite_tag.getTag('decline')
+        item = self.msg_obj.decline_tag.getTag('decline')
         try:
             self.jid_from = helpers.parse_jid(item.getAttr('from'))
         except helpers.InvalidFormat:
@@ -1234,6 +1234,7 @@ class DecryptedMessageReceivedEvent(nec.NetworkIncomingEvent, HelperEvent):
         self.resource = self.msg_obj.resource
         self.mtype = self.msg_obj.mtype
         self.invite_tag = self.msg_obj.invite_tag
+        self.decline_tag = self.msg_obj.decline_tag
         self.thread_id = self.msg_obj.thread_id
         self.msgtxt = self.msg_obj.msgtxt
         self.gc_control = self.msg_obj.gc_control

src/gui_interface.py

@@ -633,7 +633,7 @@ class Interface:
             return
 
         self.add_event(account, obj.jid_from, 'gc-invitation', (obj.room_jid,
-            obj.reason, obj.password, obj.is_continued))
+            obj.reason, obj.password, obj.is_continued, obj.jid_from))
 
         if helpers.allow_showing_notification(account):
             path = gtkgui_helpers.get_icon_path('gajim-gc_invitation', 48)

src/roster_window.py

@@ -1985,8 +1985,8 @@ class RosterWindow:
             gajim.events.remove_events(account, jid, event)
             return True
         elif event.type_ == 'gc-invitation':
-            dialogs.InvitationReceivedDialog(account, data[0], jid, data[2],
-                    data[1])
+            dialogs.InvitationReceivedDialog(account, data[0], data[4], data[2],
+                data[1], is_continued=data[3])
             gajim.events.remove_events(account, jid, event)
             return True
         elif event.type_ == 'subscription_request':