Adrien Widart
186537b90a
The size constraint on the barcode pattern is an old one and is no more required. Moreover, if someone wants to add new GS1 patterns, he might need more than 32 characters. Part-of: odoo/odoo#82883
44 lines
2.3 KiB
Python
44 lines
2.3 KiB
Python
import re
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from odoo import models, fields, api, _
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from odoo.exceptions import ValidationError
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class BarcodeRule(models.Model):
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_name = 'barcode.rule'
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_description = 'Barcode Rule'
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_order = 'sequence asc, id'
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name = fields.Char(string='Rule Name', size=32, required=True, help='An internal identification for this barcode nomenclature rule')
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barcode_nomenclature_id = fields.Many2one('barcode.nomenclature', string='Barcode Nomenclature')
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sequence = fields.Integer(string='Sequence', help='Used to order rules such that rules with a smaller sequence match first')
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encoding = fields.Selection(
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string='Encoding', required=True, default='any', selection=[
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('any', 'Any'),
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('ean13', 'EAN-13'),
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('ean8', 'EAN-8'),
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('upca', 'UPC-A'),
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], help='This rule will apply only if the barcode is encoded with the specified encoding')
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type = fields.Selection(
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string='Type', required=True, selection=[
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('alias', 'Alias'),
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('product', 'Unit Product'),
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], default='product')
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pattern = fields.Char(string='Barcode Pattern', help="The barcode matching pattern", required=True, default='.*')
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alias = fields.Char(string='Alias', default='0', help='The matched pattern will alias to this barcode', required=True)
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@api.constrains('pattern')
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def _check_pattern(self):
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for rule in self:
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p = rule.pattern.replace('\\\\', 'X').replace('\\{', 'X').replace('\\}', 'X')
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findall = re.findall("[{]|[}]", p) # p does not contain escaped { or }
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if len(findall) == 2:
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if not re.search("[{][N]*[D]*[}]", p):
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raise ValidationError(_("There is a syntax error in the barcode pattern %(pattern)s: braces can only contain N's followed by D's.", pattern=rule.pattern))
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elif re.search("[{][}]", p):
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raise ValidationError(_("There is a syntax error in the barcode pattern %(pattern)s: empty braces.", pattern=rule.pattern))
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elif len(findall) != 0:
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raise ValidationError(_("There is a syntax error in the barcode pattern %(pattern)s: a rule can only contain one pair of braces.", pattern=rule.pattern))
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elif p == '*':
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raise ValidationError(_(" '*' is not a valid Regex Barcode Pattern. Did you mean '.*' ?"))
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