Django admin with read-only permission.

django_admin_readonly.py

from django.contrib import admin


class ReadOnlyAdmin(admin.ModelAdmin):
    """A ModelAdmin with read only permission."""
    def get_list_display(self, request):
        return self.get_readonly_fields(request)

    def get_readonly_fields(self, request, obj=None):
        readonly_fields = []
        for field in self.model._meta.fields:
            readonly_fields.append(field.name)

        return readonly_fields

    def has_add_permission(self, request):
        return False

    def has_delete_permission(self, request, obj=None):
        return False