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Django application that keeps content visit count in redis first, then dump to database via extra job.

Project description

Django application that keeps content visit count in redis first, then dump to database via extra job.

Install

pip install django-redis-counter

Dependencies

  • django
  • redis

Usage

  1. Add drc in INSTALLED_APPS in django settings.py. drc is short for django-redis-counter.
INSTALLED_APPS = [
    ...
    'drc',
    ...
]
  1. Define counter models in app’s models.py.
from drc.models import Counter

class Page(models.Model):
    title = models.CharField(max_length=32)
    ...

class PageCounter(Counter):
    pass
  1. Call incr in views.
def display_page(request, page_id):
    page = Page.objects.get(pk=page_id)
    page_visit_number = PageCounter.incr(page)
    return render(request, "page.html", {
        "page": page,
        "page_visit_number": page_visit_number,
    })
  1. Create a script to dump cached data to database. Name the script to page_counter_dump.sh or what ever you like.
#!/bin/bash
cd /your/project/path
python manage.py drc-dump
  1. Add dump task as schedule job, e.g. crontab job.
* * * * * page_counter_dump.sh # dump the cached data every minutes
1 * * * * page_counter_dump.sh # dump the cached data every hour.

Project details


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