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114 lines
4.1 KiB
114 lines
4.1 KiB
# -*- coding: utf-8 -*-
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#############################################################################
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#
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# Cybrosys Technologies Pvt. Ltd.
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#
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# Copyright (C) 2021-TODAY Cybrosys Technologies(<https://www.cybrosys.com>)
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# Author: Cybrosys Techno Solutions(<https://www.cybrosys.com>)
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#
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# You can modify it under the terms of the GNU LESSER
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# GENERAL PUBLIC LICENSE (LGPL v3), Version 3.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU LESSER GENERAL PUBLIC LICENSE (LGPL v3) for more details.
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#
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# You should have received a copy of the GNU LESSER GENERAL PUBLIC LICENSE
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# (LGPL v3) along with this program.
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# If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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try:
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import qrcode
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except ImportError:
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qrcode = None
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try:
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import base64
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except ImportError:
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base64 = None
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from io import BytesIO
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from odoo import api, fields, models, _
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from odoo.exceptions import UserError
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class Products(models.Model):
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"""
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ProductProduct class for add methods and fields for generate qr code,
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Methods:
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create(self, vals):
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Create method for adding sequence when new product creating.
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generate_qr(self):
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QRcode generating method
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get_product_by_qr(self, **args):
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For getting qr code info of corresponding product
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"""
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_inherit = 'product.product'
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sequence = fields.Char(string="QR Sequence", readonly=True)
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qr = fields.Binary(string="QR Code")
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@api.model
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def create(self, vals):
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""" Supering create method to assign qr code to the product """
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prefix = self.env['ir.config_parameter'].sudo().get_param(
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'customer_product_qr.config.product_prefix')
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if not prefix:
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raise UserError(_('Set A Product Prefix In General Settings'))
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prefix = str(prefix)
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seq = prefix + self.env['ir.sequence'].next_by_code(
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'product.product') or '/'
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vals['sequence'] = seq
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qr = qrcode.QRCode(
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version=1,
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error_correction=qrcode.constants.ERROR_CORRECT_L,
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box_size=10,
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border=4,
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)
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qr.add_data(vals['sequence'])
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qr.make(fit=True)
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img = qr.make_image()
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temp = BytesIO()
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img.save(temp, format="PNG")
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qr_image = base64.b64encode(temp.getvalue())
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vals.update({'qr': qr_image})
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return super(Products, self).create(vals)
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@api.depends('sequence')
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def generate_qr(self):
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""" QR code generating method """
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if qrcode and base64:
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if not self.sequence:
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prefix = self.env['ir.config_parameter'].sudo().get_param(
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'customer_product_qr.config.product_prefix')
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if not prefix:
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raise UserError(
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_('Set A Customer Prefix In General Settings'))
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prefix = str(prefix)
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self.sequence = prefix + self.env['ir.sequence'].next_by_code(
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'product.product') or '/'
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qr = qrcode.QRCode(
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version=1,
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error_correction=qrcode.constants.ERROR_CORRECT_L,
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box_size=10,
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border=4,
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)
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qr.add_data(self.sequence)
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qr.make(fit=True)
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img = qr.make_image()
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temp = BytesIO()
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img.save(temp, format="PNG")
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qr_image = base64.b64encode(temp.getvalue())
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self.write({'qr': qr_image})
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return self.env.ref(
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'customer_product_qrcode.print_qr2').report_action(self, data={
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'data': self.id, 'type': 'prod'})
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else:
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raise UserError(_('Necessary Requirements To Run This '
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'Operation Is Not Satisfied'))
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def get_product_by_qr(self, **args):
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""" To get corresponding product by qr info """
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return self.env['product.product'].search(
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[('sequence', '=', self.id), ], limit=1).id
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