From 39f939d39ee6fc796baf2ce7848ed5e920f5d128 Mon Sep 17 00:00:00 2001
From: Weitian LI <liweitianux@gmail.com>
Date: Mon, 21 Apr 2014 23:31:08 +0800
Subject: * added 'MEDIA_ROOT' to settings.py * implemented 'Notice',
 'NoticeCategory', 'NoticeAttachment' models * implemented 'NoticeAdmin' with
 'NoticeAttachmentInline'

---
 django_skaschool/settings.py |  2 ++
 notice/admin.py              | 21 +++++++++++++++++-
 notice/models.py             | 52 +++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 73 insertions(+), 2 deletions(-)

diff --git a/django_skaschool/settings.py b/django_skaschool/settings.py
index 6d2c867..6297455 100644
--- a/django_skaschool/settings.py
+++ b/django_skaschool/settings.py
@@ -138,6 +138,8 @@ STATIC_URL = '/static/'
 ## media root
 # absolute filesystem path to the directory that hold user-uploaded files
 #MEDIA_ROOT = '/var/www/example.com/media/'
+MEDIA_ROOT = os.path.join(BASE_DIR, 'media_root')
+
 # media url
 MEDIA_URL = '/media/'
 
diff --git a/notice/admin.py b/notice/admin.py
index 8c38f3f..f5ec3f8 100644
--- a/notice/admin.py
+++ b/notice/admin.py
@@ -1,3 +1,22 @@
+# -*- coding: utf-8 -*-
+
 from django.contrib import admin
+from django.contrib.contenttypes.generic import GenericTabularInline
+
+from notice.models import Notice, NoticeCategory, NoticeAttachment
+
+
+class NoticeAttachmentInline(GenericTabularInline):
+    model = NoticeAttachment
+
+
+class NoticeAdmin(admin.ModelAdmin):
+    inlines = [
+        NoticeAttachmentInline,
+    ]
+
+
+## register to admin
+admin.site.register(Notice, NoticeAdmin)
+admin.site.register(NoticeCategory)
 
-# Register your models here.
diff --git a/notice/models.py b/notice/models.py
index 71a8362..469ad07 100644
--- a/notice/models.py
+++ b/notice/models.py
@@ -1,3 +1,53 @@
+# -*- 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.generic import GenericForeignKey
+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"))
+    publisher = models.ForeignKey(User, verbose_name=_("Publisher"))
+    is_important = models.BooleanField(_("Is important"), default=False)
+    contents = models.TextField(_("Contents"))
+    # NoticeAttachments to deal with attachments
+
+    class Meta:
+        verbose_name = _('notice')
+        verbose_name_plural = _('notices')
+        ordering = ['-pubtime', 'id']
+
+    def __unicode__(self):
+        return u'Notice at %s' % self.pubtime.isoformat()
+
+
+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):
+    attachment = models.FileField(upload_to='notice/attachments',
+            verbose_name=_("Attachment"))
+    content_type = models.ForeignKey(ContentType, verbose_name=_("Content type"))
+    object_id = models.PositiveIntegerField(_("Object ID"))
+    content_object = GenericForeignKey("content_type", "object_id")
+
 
-# Create your models here.
-- 
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