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当且仅当表单字段“状态”更新时,我需要触发信号。信号正常工作,但无论提交表单有何变化,都会被触发。Django管理员:发送现场变化信号
下面是从admin.py我save_model覆盖,为OrderAdmin类:
def save_model(self, request, obj, form, change):
if not change:
if not request.user.is_superuser:
obj.organization = request.user
if Order().is_dirty():
custom_signals.notify_status.send(sender=self, status=obj.status)
obj.save()
这里是我的模型:
class Order(DirtyFieldsMixin, models.Model):
StatusOptions = (
('Pending Confirmation', 'Pending Confirmation'),
('Confirmed', 'Confirmed'),
('Modified', 'Modified'),
('Placed', 'Placed'),
('En Route', 'En Route'),
('Completed', 'Completed'),
('Cancelled', 'Cancelled'),
)
organization = models.ForeignKey(User, related_name='orders', default=1, help_text='Only visible to admins.')
status = models.CharField(max_length=50, choices=StatusOptions, default=1, help_text='Only visible to admins.')
order_name = models.CharField(max_length=22, blank=True, help_text='Optional. Name this order for easy reference (example: Munchies)')
contact_person = models.ForeignKey(Contact, help_text='This person is in charge of the order. We may contact him/her regarding this order.')
delivery_date = models.DateField('delivery day', help_text='Please use YYYY-MM-DD format (example: 2011-11-25)')
建议:粘贴更多代码。从这段代码中无法分辨出任何内容。 –
我添加了整个save_model覆盖以及我的模型。 –