87 lines
2.5 KiB
Python
87 lines
2.5 KiB
Python
#!/usr/bin/env 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 © 2010-2012 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 Affero General Public License as published by the Free
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# Software Foundation, either version 3 of the License, or (at your option)
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# any later 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 Affero General Public License for
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# more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with 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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Label Printing
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"""
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from cStringIO import StringIO
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import edbob
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from rattail import labels
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class BlasterFilePrinter(labels.CommandFilePrinter):
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"""
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Label printer class for Cognitive Blaster devices, which generates an
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output file containing native printer commands.
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"""
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def batch_header_commands(self):
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return ['C' * 80] # wakeup
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class BlasterFormatter(labels.CommandFormatter):
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"""
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Default label formatter class for Cognitive Blaster devices.
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"""
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def label_header_commands(self):
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return [
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'! 0 30 120 1',
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'WIDTH 233',
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]
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def label_footer_commands(self):
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noindex = edbob.config.getboolean(
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'rattail.hw.cognitive', 'blaster.hack_noindex', default=False)
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if noindex:
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return [
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'NOINDEX',
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'END',
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'! 0 100 8 1',
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'END',
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]
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return [
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'INDEX',
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'END',
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]
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class BlasterTwoUpFormatter(labels.TwoUpCommandFormatter, BlasterFormatter):
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"""
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Default implementation of "two-up" formatter for Blaster label printing.
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"""
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half_offset = 120
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def label_body_commands(self, product, x=0):
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description = '%s %s' % (product.description, product.size)
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return [
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'STRING 5X7(1,1,1,1) %u 5 %s' % (x + 5, description[:17]),
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'STRING 5X7(1,1,1,1) %u 15 %s' % (x + 5, description[17:]),
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'BARCODE UPCA+ %u 75 25 %011u' % (x + 9, product.upc),
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]
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