Notes

from django.db import models
from django.contrib.auth.models import User
from django.utils.timezone import now

class AuditLog(models.Model):
ACTION_CHOICES = [
('CREATE', 'Create'),
('UPDATE', 'Update'),
('DELETE', 'Delete'),
('LOGIN', 'Login'),
('LOGOUT', 'Logout'),
]

user = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='audit_logs')
action = models.CharField(max_length=10, choices=ACTION_CHOICES)
model_name = models.CharField(max_length=100) # E.g., Task, Category
object_id = models.IntegerField() # ID of the affected object
object_repr = models.CharField(max_length=255) # String representation of the object
timestamp = models.DateTimeField(default=now)
ip_address = models.GenericIPAddressField(null=True, blank=True)
details = models.TextField(blank=True) # Additional info about the action

def __str__(self):
return f"{self.user} performed {self.action} on {self.model_name} (ID: {self.object_id}) at {self.timestamp}"



class CaptureIPAddressMiddleware:
def __init__(self, get_response):
self.get_response = get_response

def __call__(self, request):
ip = self.get_client_ip(request)
request.META['REMOTE_ADDR'] = ip
return self.get_response(request)

def get_client_ip(self, request):
x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
if x_forwarded_for:
ip = x_forwarded_for.split(',')[0]
else:
ip = request.META.get('REMOTE_ADDR')
return ip


MIDDLEWARE += ['your_app.middleware.CaptureIPAddressMiddleware']



from django.db.models.signals import post_save, post_delete
from django.dispatch import receiver
from .models import Task, AuditLog

@receiver(post_save, sender=Task)
def log_task_save(sender, instance, created, **kwargs):
action = 'CREATE' if created else 'UPDATE'
AuditLog.objects.create(
user=instance.user,
action=action,
model_name=sender.__name__,
object_id=instance.id,
object_repr=str(instance),
ip_address=get_ip_from_request(),
details=f"Task '{instance.title}' was {'created' if created else 'updated'}."
)

@receiver(post_delete, sender=Task)
def log_task_delete(sender, instance, **kwargs):
AuditLog.objects.create(
user=instance.user,
action='DELETE',
model_name=sender.__name__,
object_id=instance.id,
object_repr=str(instance),
ip_address=get_ip_from_request(),
details=f"Task '{instance.title}' was deleted."
)

def get_ip_from_request():
# Mocked IP for illustration. Use `request.META['REMOTE_ADDR']` in real cases.
return '127.0.0.1'


from django.apps import AppConfig

class YourAppConfig(AppConfig):
default_auto_field = 'django.db.models.BigAutoField'
name = 'your_app'

def ready(self):
import your_app.signals


from django.shortcuts import render
from .models import AuditLog

def audit_logs_view(request):
logs = AuditLog.objects.order_by('-timestamp')
return render(request, 'admin_audit_logs.html', {'logs': logs})