core: misc improvments:

- added some constants for message types and presence
    - removed profile authentification specific methods in favor of a more generic "validated" key

src/core/constants.py

@@ -82,6 +82,22 @@ class Const(object):
 
     ## Messages ##
     MESS_TYPE_INFO = 'info'
+    MESS_TYPE_CHAT = 'chat'
+    MESS_TYPE_ERROR = 'error'
+    MESS_TYPE_GROUPCHAT = 'groupchat'
+    MESS_TYPE_HEADLINE = 'headline'
+    MESS_TYPE_NORMAL = 'normal'
+
+    ## PRESENCE ##
+    PRESENCE_UNAVAILABLE = 'unavailable'
+    PRESENCE_SHOW_AWAY = 'away'
+    PRESENCE_SHOW_CHAT = 'chat'
+    PRESENCE_SHOW_DND = 'dnd'
+    PRESENCE_SHOW_XA = 'xa'
+    PRESENCE_SHOW = 'show'
+    PRESENCE_STATUSES = 'statuses'
+    PRESENCE_PRIORITY = 'priority'
+
 
     ## Configuration ##
     if BaseDirectory:  # skipped when xdg module is not available (should not happen in backend)