product_print_zpl_barcode: print multi labels at once
Print from product tree view and form view (product.product and product.template) Print from done stock picking using must_print_barcode
This commit is contained in:
Alexis de Lattre
@@ -1,4 +1,4 @@
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# Copyright 2016-2020 Akretion France (http://www.akretion.com/)
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# Copyright 2016-2023 Akretion France (http://www.akretion.com/)
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# @author: Alexis de Lattre <alexis.delattre@akretion.com>
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
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@@ -9,23 +9,18 @@ from stdnum.ean import is_valid, calc_check_digit
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import base64
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import re
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import logging
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logger = logging.getLogger(__name__)
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class ProductPrintZplBarcode(models.TransientModel):
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_name = 'product.print.zpl.barcode'
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_description = 'Generate and print product barcodes in ZPL'
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_check_company_auto = True
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@api.model
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def default_get(self, fields_list):
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res = super().default_get(fields_list)
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assert self._context.get('active_model') == 'product.product',\
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'wrong active_model, should be product.product'
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product_id = self._context.get('active_id')
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product = self.env['product.product'].browse(product_id)
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if not product:
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raise UserError(_('Missing Product'))
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if not product.barcode:
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raise UserError(_(
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"Product '%s' doesn't have a barcode") % product.display_name)
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nomenclature = self.env.ref('barcodes.default_barcode_nomenclature')
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company = self.env.company
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posconfig = self.env['pos.config'].sudo().search(
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@@ -39,82 +34,200 @@ class ProductPrintZplBarcode(models.TransientModel):
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], limit=1)
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if not pricelist:
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raise UserError(_(
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"There are no pricelist in company %s ?") % company.name)
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"There are no pricelist in company '%s'.") % company.name)
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printer = self.env['printing.printer'].get_default()
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line_ids = []
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if self._context.get('active_model') == 'product.product':
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product_ids = self._context.get('active_ids')
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products = self.env['product.product'].browse(product_ids)
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if not products:
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raise UserError(_('Missing Products'))
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for product in products:
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self._update_line_ids(line_ids, product)
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elif self._context.get('active_model') == 'product.template':
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product_tmpl_ids = self._context.get('active_ids')
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product_tmpls = self.env['product.template'].browse(product_tmpl_ids)
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for product_tmpl in product_tmpls:
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for product in product_tmpl.product_variant_ids:
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self._update_line_ids(line_ids, product)
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elif self._context.get('active_model') == 'stock.picking':
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prec = self.env['decimal.precision'].precision_get(
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'Product Unit of Measure')
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picking = self.env['stock.picking'].browse(self._context['active_id'])
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for ml in picking.move_line_ids:
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if (
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ml.product_id and
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ml.product_id.must_print_barcode and
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float_compare(ml.qty_done, 0, precision_digits=prec) > 0):
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self._update_line_ids(
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line_ids, ml.product_id, int(round(ml.qty_done)))
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else:
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raise UserError(_(
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"Wrong active_model in context (%s).")
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% self._context.get('active_model'))
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res.update({
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'company_id': company.id,
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'nomenclature_id': nomenclature.id,
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'pricelist_id': pricelist.id,
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'currency_id': pricelist.currency_id.id,
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'barcode': product.barcode,
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'product_name': product.name,
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'product_id': product_id,
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'zpl_printer_id': printer and printer.id or False,
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'line_ids': line_ids,
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})
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return res
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product_id = fields.Many2one(
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'product.product', string='Product', required=True, readonly=True)
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uom_id = fields.Many2one(related='product_id.uom_id')
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# 1 line = un peu moins de 30
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product_name = fields.Char('Product Label', required=True, size=56)
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@api.model
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def _update_line_ids(self, line_ids, product, copies=1):
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if product.barcode:
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line_ids.append((0, 0, {
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'barcode': product.barcode,
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'product_name': product.name,
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'product_id': product.id,
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'copies': copies,
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}))
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else:
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logger.warning("Product '%s' doesn't have a barcode", product.display_name)
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company_id = fields.Many2one( # default value set by default_get
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'res.company', required=True, ondelete='cascade')
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nomenclature_id = fields.Many2one(
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'barcode.nomenclature', 'Barcode Nomenclature', required=True)
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rule_id = fields.Many2one(
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'barcode.rule', string='Barcode Rule', readonly=True,
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compute='_compute_rule_id')
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barcode_type = fields.Selection(related='rule_id.type', string="Barcode Type")
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'barcode.nomenclature', 'Barcode Nomenclature', required=True,
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states={'step2': [('readonly', True)]})
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# label_size: remove readonly=True when we will support more labels
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label_size = fields.Selection([
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('38x25', '38x25 mm'),
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], required=True, default='38x25')
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], required=True, default='38x25', readonly=True)
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pricelist_id = fields.Many2one(
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'product.pricelist', string='Pricelist', required=True)
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currency_id = fields.Many2one(related='pricelist_id.currency_id')
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# TODO: for the moment, we only support weight, but...
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quantity = fields.Float(digits='Stock Weight')
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price_uom = fields.Monetary(
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readonly=True, string="Price per Unit of Measure",
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compute='_compute_price') # given by pricelist
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price = fields.Monetary(compute='_compute_price', readonly=True)
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currency_id = fields.Many2one('res.currency', string='Currency')
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'product.pricelist', string='Pricelist', required=True,
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states={'step2': [('readonly', True)]}, check_company=True,
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domain="['|', ('company_id', '=', False), ('company_id', '=', company_id)]"
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)
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state = fields.Selection([
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('step1', 'Step1'),
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('step2', 'Step2'),
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], default='step1', readonly=True)
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zpl_file = fields.Binary(string='ZPL File', readonly=True)
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zpl_filename = fields.Char('ZPL Filename')
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barcode = fields.Char(readonly=True)
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copies = fields.Integer(
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string='Number of Labels', default=1, required=True)
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zpl_printer_id = fields.Many2one(
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'printing.printer', string='ZPL Printer')
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line_ids = fields.One2many(
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'product.print.zpl.barcode.line', 'parent_id',
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string='Lines', states={'step2': [('readonly', True)]})
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@api.depends('pricelist_id', 'quantity', 'product_id')
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def generate(self):
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"""Called by button for the wizard, 1st step"""
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self.ensure_one()
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zpl_strings = []
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for line in self.line_ids:
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barcode = line.barcode
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product_name = line.product_name
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assert barcode
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barcode_len = len(barcode)
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if barcode_len not in (8, 13):
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raise UserError(_(
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"Line '%s': barcode '%s' has %d digits. "
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"This wizard only supports EAN8 and EAN13 for the moment.")
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% (product_name, barcode, barcode_len))
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if not is_valid(barcode):
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raise UserError(_(
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"Line '%s': the barcode '%s' is not a valid EAN barcode "
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"(wrong checksum).") % (product_name, barcode))
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if line.copies <= 0:
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raise UserError(_(
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"On line '%s', the number of copies must be strictly positive."
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) % product_name)
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if line.barcode_type in ('price', 'weight'):
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barcode, zpl_str = line._prepare_price_weight_barcode_type()
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elif line.barcode_type == 'product':
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barcode, zpl_str = line._prepare_product_barcode_type()
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else:
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raise UserError(_(
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"Line '%s': barcode type '%s' is not supported for the moment")
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% (product_name, line.barcode_type))
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line.write({'barcode': barcode})
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zpl_strings.append(zpl_str)
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zpl_filename = "barcodes.zpl"
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if len(self.line_ids) == 1:
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zpl_filename = "barcode_%s.zpl" % self.line_ids[0].barcode
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zpl_str = '\n'.join(zpl_strings)
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zpl_bytes = zpl_str.encode('utf-8')
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vals = {
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'zpl_file': base64.encodebytes(zpl_bytes),
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'state': 'step2',
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'zpl_filename': zpl_filename,
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}
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self.write(vals)
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action = self.env["ir.actions.actions"]._for_xml_id(
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'product_print_zpl_barcode.product_print_zpl_barcode_action')
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action.update({
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'res_id': self.id,
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'context': self._context,
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'views': False})
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return action
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def print_zpl(self):
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if not self.zpl_printer_id:
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raise UserError(_(
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"You must select a ZPL Printer."))
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self.zpl_printer_id.print_document(
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self.zpl_filename, base64.decodebytes(self.zpl_file), format='raw')
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class ProductPrintZplBarcodeLine(models.TransientModel):
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_name = 'product.print.zpl.barcode.line'
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_description = 'Line of the print ZPL barcode wizard'
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parent_id = fields.Many2one(
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'product.print.zpl.barcode', ondelete='cascade')
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product_id = fields.Many2one(
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'product.product', string='Product', readonly=True)
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uom_id = fields.Many2one(related='product_id.uom_id', string='UoM')
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# 1 line = a bit less than 30
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# I don't make product_name a stored computed field because I'm afraid
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# that we may not take the lang of the user
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product_name = fields.Char('Product Label', required=True, size=56)
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rule_id = fields.Many2one(
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'barcode.rule', string='Barcode Rule', compute='_compute_rule_id')
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barcode_type = fields.Selection(related='rule_id.type', string="Barcode Type")
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currency_id = fields.Many2one(related='parent_id.pricelist_id.currency_id')
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# TODO: for the moment, we only support weight, but...
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quantity = fields.Float(digits='Stock Weight', string='Qty')
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price_uom = fields.Monetary(
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string="Price/UoM", compute='_compute_price') # given by pricelist
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price = fields.Monetary(compute='_compute_price')
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barcode = fields.Char(readonly=True)
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copies = fields.Integer(string='# Labels', default=1, required=True)
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@api.depends('parent_id.pricelist_id', 'quantity', 'product_id')
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def _compute_price(self):
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# for regular barcodes
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for wiz in self:
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if wiz.pricelist_id and wiz.product_id:
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price_uom = wiz.pricelist_id._get_product_price(
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wiz.product_id, 1, False)
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wiz.price_uom = price_uom
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wiz.price = price_uom * wiz.quantity
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for line in self:
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pricelist = line.parent_id.pricelist_id
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price_uom = price = 0.0
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if pricelist and line.product_id:
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price_uom = pricelist._get_product_price(line.product_id, 1, False)
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price = price_uom * line.quantity
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line.price_uom = price_uom
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line.price = price
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@api.depends('nomenclature_id')
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@api.depends('parent_id.nomenclature_id')
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def _compute_rule_id(self):
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for wiz in self:
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for line in self:
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nomenclature = line.parent_id.nomenclature_id
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match_rule = False
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if wiz.nomenclature_id and wiz.barcode:
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for rule in wiz.nomenclature_id.rule_ids:
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match = wiz.nomenclature_id.match_pattern(
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wiz.barcode, rule.pattern)
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if nomenclature and line.barcode:
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for rule in nomenclature.rule_ids:
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match = nomenclature.match_pattern(
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line.barcode, rule.pattern)
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if match.get('match'):
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match_rule = rule.id
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break
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wiz.rule_id = match_rule
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line.rule_id = match_rule
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def _prepare_price_weight_barcode_type(self):
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dpo = self.env['decimal.precision']
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bno = self.env['barcode.nomenclature']
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prec = dpo.precision_get('Stock Weight')
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value = self.quantity
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pbarcode = self.barcode
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@@ -139,7 +252,7 @@ class ProductPrintZplBarcode(models.TransientModel):
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barcode = pbarcode[0:len(prefix)]
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# print("barcode=", barcode)
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# print("pattern=", pattern)
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m = re.search('\{N+D+\}', pattern)
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m = re.search(r'\{N+D+\}', pattern)
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# print("m=", m)
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assert m
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pattern_val = m.group(0)
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@@ -172,7 +285,7 @@ class ProductPrintZplBarcode(models.TransientModel):
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assert len(barcode) == 13
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assert is_valid(barcode)
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# print("barcode FINAL=", barcode)
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zpl_unicode = self._price_weight_barcode_type_zpl() % {
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zpl_str = self._price_weight_barcode_type_zpl() % {
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'product_name': self.product_name,
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'ean_zpl_command': len(self.barcode) == 8 and 'B8' or 'BE',
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'ean_no_checksum': barcode[:-1],
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@@ -183,12 +296,7 @@ class ProductPrintZplBarcode(models.TransientModel):
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'quantity': value,
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'uom_name': self.uom_id.name,
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}
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zpl_bytes = zpl_unicode.encode('utf-8')
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vals = {
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'zpl_file': base64.encodebytes(zpl_bytes),
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'barcode': barcode,
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}
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return vals
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return (barcode, zpl_str)
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@api.model
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def _price_weight_barcode_type_zpl(self):
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@@ -229,7 +337,7 @@ class ProductPrintZplBarcode(models.TransientModel):
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return label
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def _prepare_product_barcode_type(self):
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zpl_unicode = self._product_barcode_type_zpl() % {
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zpl_str = self._product_barcode_type_zpl() % {
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'product_name': self.product_name,
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'ean_zpl_command': len(self.barcode) == 8 and 'B8' or 'BE',
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'ean_no_checksum': self.barcode[:-1],
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@@ -237,60 +345,4 @@ class ProductPrintZplBarcode(models.TransientModel):
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'currency_symbol': self.currency_id.symbol, # symbol is a required field
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'copies': self.copies,
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}
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zpl_bytes = zpl_unicode.encode('utf-8')
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vals = {
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'zpl_file': base64.encodebytes(zpl_bytes),
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'barcode': self.barcode, # unchanged
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}
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return vals
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def generate(self):
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assert self.barcode
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if len(self.barcode) not in (8, 13):
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raise UserError(_(
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"This wizard only supports EAN8 and EAN13 for the moment. "
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"Barcode '%s' has %d digits.") % (
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self.barcode,
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len(self.barcode)))
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if not is_valid(self.barcode):
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raise UserError(_(
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"The barcode '%s' is not a valid EAN barcode "
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"(wrong checksum).") % self.barcode)
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if not self.copies:
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raise UserError(_("The number of copies cannot be 0"))
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if self.barcode_type in ('price', 'weight'):
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vals = self._prepare_price_weight_barcode_type()
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elif self.barcode_type == 'product':
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vals = self._prepare_product_barcode_type()
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else:
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raise UserError(_(
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"Barcode Type %s is not supported for the moment")
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% self.barcode_type)
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vals.update({
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'state': 'step2',
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'zpl_filename': 'barcode_%s.zpl' % vals['barcode'],
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})
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self.write(vals)
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action = self.env["ir.actions.actions"]._for_xml_id(
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'product_print_zpl_barcode.product_print_zpl_barcode_action')
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action.update({
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'res_id': self.id,
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'context': self._context,
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'views': False})
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return action
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def print_zpl(self):
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if not self.zpl_printer_id:
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raise UserError(_(
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"You must select a ZPL Printer."))
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self.zpl_printer_id.print_document(
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self.zpl_filename, base64.decodebytes(self.zpl_file), format='raw')
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action = True
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if self._context.get('print_and_new'):
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action = self.env["ir.actions.actions"]._for_xml_id(
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'product_print_zpl_barcode.product_print_zpl_barcode_action')
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action.update({
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'views': False,
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'context': self._context,
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})
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return action
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return (self.barcode, zpl_str)
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@@ -11,38 +11,41 @@
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<field name="name">product_print_zpl_barcode.form</field>
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<field name="model">product.print.zpl.barcode</field>
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<field name="arch" type="xml">
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<form string="Generate and Print Product Barcode">
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<group name="step1" string="Configuration">
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<form>
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<group name="step1">
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<field name="state" invisible="1"/>
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<field name="currency_id" invisible="1"/>
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<field name="product_id"/>
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<field name="product_name" attrs="{'readonly': [('state', '=', 'step2')]}"/>
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<field name="company_id" groups="base.group_multi_company"/>
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<field name="company_id" invisible="1"/>
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<field name="pricelist_id" attrs="{'readonly': [('state', '=', 'step2')]}"/>
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<field name="price_uom"/>
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<field name="label_size" attrs="{'readonly': [('state', '=', 'step2')]}"/>
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<field name="nomenclature_id" attrs="{'readonly': [('state', '=', 'step2')]}"/>
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<field name="rule_id"/>
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<field name="barcode_type"/>
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<field name="barcode"/>
|
||||
<field name="copies" attrs="{'readonly': [('state', '=', 'step2')]}"/>
|
||||
</group>
|
||||
<group string="Enter Quantity" attrs="{'invisible': [('barcode_type', '=', 'product')]}">
|
||||
<label for="quantity"/>
|
||||
<div name="qty_uom" class="o_row">
|
||||
<field name="quantity" attrs="{'readonly': [('state', '=', 'step2')]}" class="oe_inline"/>
|
||||
<field name="uom_id" class="oe_inline" style="margin-left: 5px"/> </div>
|
||||
</group>
|
||||
<group name="step2" states="step2" string="Label">
|
||||
<field name="price" attrs="{'invisible': [('barcode_type', 'not in', ('price', 'weight'))]}"/>
|
||||
<group name="step2" states="step2">
|
||||
<field name="zpl_file" filename="zpl_filename" />
|
||||
<field name="zpl_filename" invisible="1"/>
|
||||
<field name="zpl_printer_id" attrs="{'required': [('state', '=', 'step2')]}"/>
|
||||
</group>
|
||||
<group name="lines">
|
||||
<field name="line_ids" colspan="2" nolabel="1">
|
||||
<tree editable="bottom">
|
||||
<field name="currency_id" invisible="1"/>
|
||||
<field name="product_id" optional="hide" force_save="1"/>
|
||||
<field name="product_name"/>
|
||||
<field name="price_uom"/>
|
||||
<field name="rule_id" optional="show"/>
|
||||
<field name="barcode_type" optional="hide"/>
|
||||
<field name="barcode" force_save="1"/>
|
||||
<field name="price" attrs="{'invisible': [('barcode_type', 'not in', ('price', 'weight'))]}"/>
|
||||
<field name="quantity" attrs="{'invisible': [('barcode_type', '=', 'product')]}" optional="show"/>
|
||||
<field name="uom_id" attrs="{'invisible': [('barcode_type', '=', 'product')]}" optional="show"/>
|
||||
<field name="copies" />
|
||||
</tree>
|
||||
</field>
|
||||
</group>
|
||||
<footer>
|
||||
<button name="generate" type="object" string="Generate Label" class="btn-primary" states="step1"/>
|
||||
<button name="generate" type="object" string="Generate Labels" class="btn-primary" states="step1"/>
|
||||
<button special="cancel" string="Cancel" class="btn-default" states="step1"/>
|
||||
<button name="print_zpl" type="object" string="Print" class="btn-primary" states="step2"/>
|
||||
<button name="print_zpl" type="object" string="Print and New" class="btn-primary" context="{'print_and_new': True}" attrs="{'invisible': ['|', ('state', '!=', 'step2'), ('barcode_type', '=', 'product')]}"/>
|
||||
<button special="cancel" string="Close" class="btn-default" states="step2"/>
|
||||
</footer>
|
||||
</form>
|
||||
|
||||
Reference in New Issue
Block a user