from django.contrib.admin.models import LogEntry, DELETION
from django.utils.html import escape
from django.urls import reverse
from django.utils.safestring import mark_safe
@admin.register(LogEntry)
class LogEntryAdmin(admin.ModelAdmin):
date_hierarchy = 'action_time'
list_filter = [
'user',
'content_type',
'action_flag'
]
search_fields = [
'object_repr',
'change_message'
]
list_display = [
'action_time',
'user',
'content_type',
'object_link',
'action_flag',
]
def has_add_permission(self, request):
return False
def has_change_permission(self, request, obj=None):
return False
def has_delete_permission(self, request, obj=None):
return False
def has_view_permission(self, request, obj=None):
return request.user.is_superuser
def object_link(self, obj):
if obj.action_flag == DELETION:
link = escape(obj.object_repr)
else:
ct = obj.content_type
link = '<a href="%s">%s</a>' % (
reverse('admin:%s_%s_change' % (ct.app_label, ct.model), args=[obj.object_id]),
escape(obj.object_repr),
)
return mark_safe(link)
object_link.admin_order_field = "object_repr"
object_link.short_description = "object"