103 lines
3.5 KiB
Python
103 lines
3.5 KiB
Python
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# -*- coding: utf-8; -*-
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################################################################################
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#
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# Rattail -- Retail Software Framework
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# Copyright © 2010-2018 Lance Edgar
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#
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# This file is part of Rattail.
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#
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# Rattail is free software: you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# Rattail. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################################################
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"""
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DataSync for CORE POS
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"""
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from __future__ import unicode_literals, absolute_import
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import six
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from corepos.db import Session as CoreSession, model as corepos
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from rattail.db import model
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from rattail.datasync import DataSyncWatcher
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class COREPOSProductWatcher(DataSyncWatcher):
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"""
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DataSync watcher for the CORE POS database.
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"""
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def get_changes(self, lastrun):
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if not lastrun:
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return
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changes = []
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session = CoreSession()
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lastrun = self.localize_lastrun(session, lastrun)
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# Department
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departments = session.query(corepos.Department)\
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.filter(corepos.Department.modified >= lastrun)\
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.all()
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if departments:
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changes.extend([
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(None,
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model.DataSyncChange(
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payload_type='Department',
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payload_key=six.text_type(dept.dept_no)))
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for dept in departments])
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# TODO: subdepartment table doesn't have a modified flag?
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# # Subdepartment
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# subdepartments = session.query(corepos.Subdepartment)\
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# .filter(corepos.Subdepartment.modified >= lastrun)\
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# .all()
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# if subdepartments:
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# changes.extend([
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# (None,
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# model.DataSyncChange(
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# payload_type='Subdepartment',
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# payload_key=six.text_type(subdept.subdept_no)))
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# for subdept in subdepartments])
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# TODO: vendor table doesn't have a modified flag?
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# # Vendor
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# vendors = session.query(corepos.Vendor)\
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# .filter(corepos.Vendor.modified >= lastrun)\
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# .all()
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# if vendors:
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# changes.extend([
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# (None,
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# model.DataSyncChange(
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# payload_type='Vendor',
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# payload_key=six.text_type(vendor.vendorID)))
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# for vendor in vendors])
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# Product
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products = session.query(corepos.Product)\
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.filter(corepos.Product.modified >= lastrun)\
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.all()
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if products:
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changes.extend([
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(None,
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model.DataSyncChange(
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payload_type='Product',
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payload_key=product.upc))
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for product in products
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if product.upc])
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session.close()
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return changes
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