# Copyright 2017 Avoin.Systems # Copyright 2017 Eficent Business and IT Consulting Services, S.L. # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). from odoo import api, fields, models, _ from odoo.exceptions import ValidationError import logging _logger = logging.getLogger(__name__) class Paper(models.Model): _inherit = 'report.paperformat' custom_params = fields.One2many( 'report.paperformat.parameter', 'paperformat_id', 'Custom Parameters', help='Custom Parameters passed forward as wkhtmltopdf ' 'command arguments' ) @api.constrains('custom_params') def _check_recursion(self): for paperformat in self: sample_html = """

Hello World!

""" contenthtml = [bytes(sample_html, 'utf-8')] report = self.env['ir.actions.report'].new({ 'paperformat_id': paperformat.id }) content = report._run_wkhtmltopdf(contenthtml) if not content: raise ValidationError(_( "Failed to create a PDF using the provided parameters."))