django-admin2/example/polls/models.py
2018-05-11 00:36:28 +06:00

47 lines
1.4 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import division, absolute_import, unicode_literals
import datetime
from django.db import models
from django.utils import timezone
from django.utils.encoding import python_2_unicode_compatible
from django.utils.translation import ugettext_lazy as _
@python_2_unicode_compatible
class Poll(models.Model):
question = models.CharField(max_length=200, verbose_name=_('question'))
pub_date = models.DateTimeField(verbose_name=_('date published'))
def __str__(self):
return self.question
def was_published_recently(self):
return self.pub_date >= timezone.now() - datetime.timedelta(days=1)
was_published_recently.admin_order_field = 'pub_date'
was_published_recently.boolean = True
was_published_recently.short_description = _('Published recently?')
class Meta:
verbose_name = _('poll')
verbose_name_plural = _('polls')
@python_2_unicode_compatible
class Choice(models.Model):
poll = models.ForeignKey(
Poll,
verbose_name=_('poll'),
on_delete=models.CASCADE
)
choice_text = models.CharField(
max_length=200, verbose_name=_('choice text'))
votes = models.IntegerField(default=0, verbose_name=_('votes'))
def __str__(self):
return self.choice_text
class Meta:
verbose_name = _('choice')
verbose_name_plural = _('choices')