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48 lines
2.1 KiB
Python
48 lines
2.1 KiB
Python
# Copyright (c) 2015 Ansible, Inc.
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# All Rights Reserved.
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import logging
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from django.conf import settings
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from django.db.models.signals import pre_save, post_save, post_delete, m2m_changed
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logger = logging.getLogger('awx.main.registrar')
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class ActivityStreamRegistrar(object):
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def __init__(self):
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self.models = []
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def connect(self, model):
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if not getattr(settings, 'ACTIVITY_STREAM_ENABLED', True):
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return
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from awx.main.signals import activity_stream_create, activity_stream_update, activity_stream_delete, activity_stream_associate
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if model not in self.models:
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self.models.append(model)
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post_save.connect(activity_stream_create, sender=model, dispatch_uid=str(self.__class__) + str(model) + "_create")
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pre_save.connect(activity_stream_update, sender=model, dispatch_uid=str(self.__class__) + str(model) + "_update")
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post_delete.connect(activity_stream_delete, sender=model, dispatch_uid=str(self.__class__) + str(model) + "_delete")
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for m2mfield in model._meta.many_to_many:
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try:
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m2m_attr = getattr(model, m2mfield.name)
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m2m_changed.connect(activity_stream_associate, sender=m2m_attr.through,
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dispatch_uid=str(self.__class__) + str(m2m_attr.through) + "_associate")
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except AttributeError:
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pass
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def disconnect(self, model):
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if model in self.models:
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post_save.disconnect(dispatch_uid=str(self.__class__) + str(model) + "_create")
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pre_save.disconnect(dispatch_uid=str(self.__class__) + str(model) + "_update")
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post_delete.disconnect(dispatch_uid=str(self.__class__) + str(model) + "_delete")
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self.models.pop(model)
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for m2mfield in model._meta.many_to_many:
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m2m_attr = getattr(model, m2mfield.name)
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m2m_changed.disconnect(dispatch_uid=str(self.__class__) + str(m2m_attr.through) + "_associate")
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activity_stream_registrar = ActivityStreamRegistrar()
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