Installation
Add query_exchange to INSTALLED_APPS in your settings.py:
INSTALLLED_APPS = (
# ...
'query_exchange',
)
Usage
In python code
query_exchange has reverse_with_query function that reverts url by view name, args and additional query string params
Assumes there is this url config:
urlpatterns = patterns(
url('^cinema/(\w+)/$', views.cinema, name='cinema_view')
)
And it is required to build url to 'cinema_view' with additional date parameter
from query_exchange import reverse_with_query
url = reverse_with_query('cinema_view', args=('luxor',), add={'date': '2010-03-12'}, params=request.GET)
the result will be
/cinema/luxor/?date=2010-03-12
In templates
Before using template tags you have to load correspondent tags library
{% load query_exchange_tags %}