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# -*- coding: utf-8 -*-
from django.db import models
from django.contrib.auth.models import User
from django.contrib.contenttypes.models import ContentType
from django.contrib.contenttypes import generic
from django.utils.translation import ugettext_lazy as _
class Notice(models.Model):
"""
model 'Notice' to record and display notice
"""
title = models.CharField(_("Title"), max_length=100)
pubtime = models.DateTimeField(_("Publish time"), auto_now_add=True)
category = models.ForeignKey('NoticeCategory', verbose_name=_("Category"))
is_important = models.BooleanField(_("Is important"), default=False)
contents = models.TextField(_("Contents"),
help_text=_("Markdown syntax supported"))
# NoticeAttachment to deal with attachments
attachments = generic.GenericRelation('NoticeAttachment')
class Meta:
verbose_name = _('notice')
verbose_name_plural = _('notices')
ordering = ['-pubtime', 'id']
def __unicode__(self):
return u'Notice %s: %s' % (self.category.category_name, self.title)
def show_pubtime(self):
# used in 'list_notice.html' template
return self.pubtime.strftime('%Y-%m-%d')
class NoticeCategory(models.Model):
"""
model 'NoticeCategory' to provide category selections for 'Notice'
"""
category_name = models.CharField(_("Category name"), max_length=100)
created_time = models.DateTimeField(_("Created time"), auto_now_add=True)
class Meta:
verbose_name = _('notice category')
verbose_name_plural = _('notice categories')
def __unicode__(self):
return u'NoticeCategory : %s' % self.category_name
class NoticeAttachment(models.Model):
title = models.CharField(_("Title"), max_length=100)
description = models.TextField(_("Description"), blank=True)
attachment = models.FileField(upload_to='notice/attachments',
verbose_name=_("Attachment"))
content_type = models.ForeignKey(ContentType)
object_id = models.PositiveIntegerField()
content_object = generic.GenericForeignKey("content_type", "object_id")
class Meta:
verbose_name = _('notice attachment')
verbose_name_plural = _('notice attachments')
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