from django.contrib.admin.models import LogEntry, DELETION from django.utils.html import escape from django.core.urlresolvers import reverse class LogEntryAdmin(admin.ModelAdmin): date_hierarchy = 'action_time' readonly_fields = LogEntry._meta.get_all_field_names() list_filter = [ 'user', 'content_type', 'action_flag' ] search_fields = [ 'object_repr', 'change_message' ] list_display = [ 'action_time', 'user', 'content_type', 'object_link', 'action_flag_', 'change_message', ] def has_add_permission(self, request): return False def has_change_permission(self, request, obj=None): return request.user.is_superuser and request.method != 'POST' def has_delete_permission(self, request, obj=None): return False def action_flag_(self, obj): flags = { 1: "Addition", 2: "Changed", 3: "Deleted", } return flags[obj.action_flag] def object_link(self, obj): if obj.action_flag == DELETION: link = escape(obj.object_repr) else: ct = obj.content_type link = u'%s' % ( reverse('admin:%s_%s_change' % (ct.app_label, ct.model), args=[obj.object_id]), escape(obj.object_repr), ) return link object_link.allow_tags = True object_link.admin_order_field = 'object_repr' object_link.short_description = u'object' admin.site.register(LogEntry, LogEntryAdmin)