Files
modoboa/lib/events.py
T

55 lines
1.2 KiB
Python

# -*- coding: utf-8 -*-
"""
This module provides a simple way of managing events between MailNG
core application and additional components.
"""
events = ["CreateDomain",
"DeleteDomain",
"CreateMailbox",
"DeleteMailbox",
"ModifyMailbox",
"UserMenuDisplay",
"AdminMenuDisplay",
"UserLogin"]
callbacks = {}
def register(event, callback):
if not event in events:
return 0
if not event in callbacks.keys():
callbacks[event] = []
if not callback in callbacks[event]:
callbacks[event].append(callback)
return 1
def unregister(event, callback):
if not event in events:
return False
if not callbacks.has_key(event):
return False
try:
callbacks[event].remove(callback)
except ValueError:
pass
def raiseEvent(event, **kwargs):
if not event in events or not event in callbacks.keys():
return 0
for callback in callbacks[event]:
callback(**kwargs)
return 1
def raiseQueryEvent(event, **kwargs):
result = []
if not event in events or not event in callbacks.keys():
return result
for callback in callbacks[event]:
result += callback(**kwargs)
return result