def action_handler(verb, **kwargs):
"""
qevent.signals.action 的处理函数
"""
kwargs.pop('signal', None)
actor = kwargs.pop('sender')
if hasattr(verb, '_proxy____args'):
verb = verb . _proxy____args[0]
event = Action(
actor_type=get_contenttype(actor),
actor_object_id=actor.pk if actor else None,
verb=str(verb),
timestamp=kwargs.pop('timestamp', timezone.now()),
description=kwargs.pop('description', None),
private=bool(kwargs.pop('private', False)),
)
for opt in ('target', 'relative'):
obj = kwargs.pop(opt, None)
if obj is not None:
check(obj)
setattr(event, opt+'_type', get_contenttype(obj))
setattr(event, opt+'_object_id', obj.pk)
hasattr(event, 'data') and len(kwargs) and setattr(event, 'data', kwargs)
event.save()
return event
def content(self, model, **kwargs):
"""
指定 model 的所有 actions
"""
check(model)
ct = get_contenttype(model)
return self.public(
(models.Q(actor_type_id=ct.pk) |
models.Q(target_type_id=ct.pk) |
models.Q(relative_type_id=ct.pk)
), **kwargs)
def _object_actions(self, obj):
check(obj)
ct = get_contenttype(obj)
return models.Q(
actor_type_id=ct.pk,
actor_object_id=obj.pk,
) | models.Q(
target_type_id=ct.pk,
target_object_id=obj.pk,
) | models.Q(
relative_type_id=ct.pk,
relative_object_id=obj.pk,
)
def relative(self, obj, **kwargs):
"""
指定 object AS relative 的所有 actions
"""
check(obj)
return obj.relative_actions.public(**kwargs)
def target(self, obj, **kwargs):
"""
指定 object AS target 的所有 actions
"""
check(obj)
return obj.target_actions.public(**kwargs)
def actor(self, obj, **kwargs):
"""
指定 object AS actor 的所有 actions
"""
check(obj)
return obj.actor_actions.public(**kwargs)