django signal sorting on weight via Django 2.*
Project description
django weight sort signal
django_weight_sort_signal is change order of Django signals sorting by using weight. its help you weight signal handling with third-party apps also without changing signal class
Installation
#. Install django-weight-sort-signal using pip
::
pip install django-weight-sort-signal
Configuration
#. settings.py
::
INSTALLED_APPS = [
...
'django_weight_sort_signal',
]
'''
Configuration for third party app signal usage
#. settings.py
::
INSTALLED_APPS = [
'django_weight_sort_signal', #django_weight_sort_signal put into top in the INSTALLED_APPS
'django.contrib.admin',
'django.contrib.auth',
...
]
'''
DJANGO_WEIGHT_SORT_SIGNAL ={
'DEFAULT_SIGNAL':True, #its help you weight signal handling with third-party apps without changing signal class
}
Signal
#. signal.py
::
from django_weight_sort_signal.dispatcher import WeightSortSignal
order_refresh = WeightSortSignal(providing_args=["order"])
Reciever
In receiver callback we can give weight to sort
#. receiver.py
::
from .signals import order_refresh
from django_weight_sort_signal.dispatcher import receiver as weight_sort_receiver
@weight_sort_receiver(order_refresh,weight=10)
def tax_order_refresh(sender,order, **kwargs):
#tax amount calculation functionality triggered on order_refresh signal dispatch
pass
@weight_sort_receiver(order_refresh,weight=20)
def discount_order_refresh(sender,order, **kwargs):
#discount amount calculation functionality triggered on order_refresh signal dispatch
pass
@weight_sort_receiver(order_refresh,weight=30)
def shipping_order_refresh(sender,order, **kwargs):
#shipping amount calculation functionality triggered on order_refresh signal dispatch
pass
Reciever for third-party apps Eg:
In receiver callback we can give weight to sort without changing the base signal
#. receiver.py
::
from django.contrib.auth.signals import user_logged_in
def do_stuff(sender, user, request, **kwargs):
#ADD SOME CODE
user_logged_in.connect(do_stuff,weight=10)
def do_stuff2(sender, user, request, **kwargs):
#ADD SOME CODE
user_logged_in.connect(do_stuff2,weight=20)
We can dispatch signal anywhere as following.
Send :
#. ::
from .signals import order_refresh
order = Order.objects.get(pk=10001)
order.status="review"
order.save()
order_refresh.send(sender=None,order=order)
Project details
Release history Release notifications | RSS feed
Download files
Download the file for your platform. If you're not sure which to choose, learn more about installing packages.
Source Distribution
Close
Hashes for django-weight-sort-signal-0.0.3.tar.gz
Algorithm | Hash digest | |
---|---|---|
SHA256 | 644d9388e9a14d13be428561d0145fe853441180d6a94d79240cc7a046f7d361 |
|
MD5 | 5f55e8e6775893ac2ba6c104ea840303 |
|
BLAKE2b-256 | daba3478a8b11cacb5d201e2c31e4141cb69cfe7247e43808a01b588905405b3 |