1f72392904
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3111 fd906abe-77d9-0310-91a1-e0d9ade77398
137 lines
4.1 KiB
Python
137 lines
4.1 KiB
Python
#
|
|
# Copyright (c) 2009 Helmut Merz helmutm@cy55.de
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
#
|
|
|
|
"""
|
|
Order and order item classes.
|
|
|
|
$Id$
|
|
"""
|
|
|
|
from zope.app.intid.interfaces import IIntIds
|
|
from zope.cachedescriptors.property import Lazy
|
|
from zope import component
|
|
from zope.component import adapts
|
|
from zope.interface import implements, Interface
|
|
|
|
from cybertools.commerce.common import getUidForObject, getObjectForUid
|
|
from cybertools.commerce.common import Relation, BaseObject
|
|
from cybertools.commerce.interfaces import IOrder, IOrderItem, IOrderItems
|
|
from cybertools.tracking.btree import Track
|
|
from cybertools.tracking.interfaces import ITrackingStorage
|
|
|
|
|
|
class Order(BaseObject):
|
|
|
|
implements(IOrder)
|
|
|
|
customer = Relation('_customer', 'orders')
|
|
|
|
def __init__(self, orderId, shop=None, customer=None):
|
|
self.name = self.orderId = orderId
|
|
self.shop = shop
|
|
self.customer = customer
|
|
|
|
|
|
class OrderItem(Track):
|
|
|
|
implements(IOrderItem)
|
|
|
|
metadata_attributes = Track.metadata_attributes + ('order',)
|
|
index_attributes = metadata_attributes
|
|
typeName = 'OrderItem'
|
|
|
|
def __getattr__(self, attr):
|
|
if attr not in IOrderItem:
|
|
raise AttributeError(attr)
|
|
return self.data.get(attr)
|
|
|
|
def getParent(self):
|
|
return IOrderItems(self.__parent__)
|
|
|
|
def getObject(self, ref):
|
|
if isinstance(ref, int):
|
|
return getObjectForUid(ref)
|
|
if isinstance(ref, basestring):
|
|
if ref.isdigit:
|
|
return getObjectForUid(int(ref))
|
|
if ':' in ref:
|
|
tp, id = ref.split(':', 1)
|
|
return (tp, id)
|
|
return ref
|
|
|
|
def setOrder(self, order):
|
|
parent = self.getParent()
|
|
self.order = parent.getUid(order)
|
|
parent.context.indexTrack(0, self, 'order')
|
|
|
|
|
|
class OrderItems(object):
|
|
""" A tracking storage adapter managing order items.
|
|
"""
|
|
|
|
implements(IOrderItems)
|
|
adapts(ITrackingStorage)
|
|
|
|
def __init__(self, context):
|
|
self.context = context
|
|
|
|
def __getitem__(self, key):
|
|
return self.context[key]
|
|
|
|
def __iter__(self):
|
|
return iter(self.context.values())
|
|
|
|
def query(self, **criteria):
|
|
if 'product' in criteria:
|
|
criteria['taskId'] = self.getUid(criteria.pop('product'))
|
|
if 'party' in criteria:
|
|
criteria['userName'] = self.getUid(criteria.pop('party'))
|
|
if 'order' in criteria:
|
|
criteria['order'] = self.getUid(criteria.pop('order'))
|
|
if 'run' in criteria:
|
|
criteria['runId'] = criteria.pop('run')
|
|
return self.context.query(**criteria)
|
|
|
|
def add(self, product, party, shop, order='???', run=0, **kw):
|
|
kw['shop'] = self.getUid(shop)
|
|
trackId = self.context.saveUserTrack(self.getUid(product), run,
|
|
self.getUid(party), kw)
|
|
track = self[trackId]
|
|
track.order = self.getUid(order)
|
|
self.context.indexTrack(0, track, 'order')
|
|
return track
|
|
|
|
def getCart(self, party, order='???', shop=None, run=None, **kw):
|
|
if run:
|
|
kw['run'] = run
|
|
result = self.query(party=party, order=order, **kw)
|
|
if shop is None:
|
|
return list(result)
|
|
return [item for item in result if item.shop == shop]
|
|
|
|
# utility methods
|
|
|
|
@Lazy
|
|
def intIds(self):
|
|
return component.getUtility(IIntIds)
|
|
|
|
def getUid(self, obj):
|
|
if isinstance(obj, BaseObject):
|
|
return getUidForObject(obj, self.intIds)
|
|
return obj
|
|
|