Viewing file:  axiomstore.py (2.34 KB) -rw-r--r--
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from iblogengine import IBlog
from zope.interface import implements
from axiom import item, store, attributes, sequence
from epsilon.extime import Time
class Post(item.Item):
typeName = "BlogenginePost"
schemaVersion = 1
id = attributes.integer(indexed=True, allowNone=False)
created = attributes.timestamp(indexed=True)
modified = attributes.timestamp(indexed=True)
title = attributes.text(indexed=True, allowNone=False)
author = attributes.text(indexed=True, allowNone=False)
category = attributes.text(indexed=True)
content = attributes.text(indexed=True)
def __init__(self, **kw):
now = Time()
kw.update({'created':now,
'modified':now})
super(Post, self).__init__(**kw)
def setModified(self):
self.modified = Time()
class Blog(item.Item, item.InstallableMixin):
implements(IBlog)
typeName = "BlogengineBlog"
schemaVersion = 1
posts = attributes.reference()
next_id = attributes.integer(default=0)
def __init__(self, **kw):
super(Blog, self).__init__(**kw)
self.posts = sequence.List(store=self.store)
post = Post(store=self.store,
id=self.getNextId(),
author=u'mike',
title=u'FIRST POST!!!!',
category=u'Test',
content=u'I guess it worked.')
self.addNewPost(post)
def installOn(self, other):
super(Blog, self).installOn(other)
other.powerUp(self, IBlog)
def addNewPost(self, post):
# Why even let posts manage their own ids? Oh well.
assert post.id == self.next_id,\
"Bad post ID; is %r, should be %r" % (post.id, self.next_id)
self.posts.append(post)
self.next_id += 1
def getPosts(self, how_many = None):
"""Return the latest 'how_many' posts, in reverse database order.
XXX Really, it should be based on modtime. Which is broken.
"""
if how_many is None or how_many > self.next_id:
how_many = self.next_id
return (self.getOne(self.next_id-id-1) for id in range(how_many))
def getOne(self, id):
return self.posts[id]
def getNextId(self):
return self.next_id
def initialize(storename):
s = store.Store(storename)
s.findOrCreate(Blog).installOn(s)
return s
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