reporting-engine/report_qweb_parameter/models/ir_qweb.py

# -*- coding: utf-8 -*-
# Copyright 2017 Creu Blanca
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).

from odoo import models, _
from odoo.exceptions import ValidationError


class IrQWeb(models.AbstractModel):
    _inherit = 'ir.qweb'

    @staticmethod
    def check_length(value, min_length=False, max_length=False):
        if min_length and len(value) < min_length:
            raise ValidationError(
                _('Length cannot be less than %s') % str(min_length))
        if max_length and len(value) > max_length:
            raise ValidationError(
                _('Length cannot be more than %s') % str(max_length))
        return value

    def _compile_directive_esc(self, el, options):
        min_value = el.attrib.pop('t-minlength', False)
        max_value = el.attrib.pop('t-maxlength', False)
        if min_value or max_value:
            el.attrib['t-esc'] = 'docs.env["ir.qweb"].check_length(' + \
                                 el.attrib['t-esc'] + ', ' + \
                                 (min_value or 'False') + ', ' + \
                                 (max_value or 'False') + ')'
        if 't-length' in el.attrib:
            length = el.attrib.pop('t-length')
            el.attrib['t-esc'] = '(' + el.attrib[
                't-esc'] + ')[:' + length + ']'
        return super(IrQWeb, self)._compile_directive_esc(el, options)

    def _compile_directive_raw(self, el, options):
        min_value = el.attrib.pop('t-minlength', False)
        max_value = el.attrib.pop('t-maxlength', False)
        if min_value or max_value:
            el.attrib['t-raw'] = 'docs.env["ir.qweb"].check_length(' + \
                                 el.attrib['t-raw'] + ', ' + \
                                 (min_value or 'False') + ', ' + \
                                 (max_value or 'False') + ')'
        if 't-length' in el.attrib:
            length = el.attrib.pop('t-length')
            el.attrib['t-raw'] = el.attrib['t-raw'] + '[:' + length + ']'
        return super(IrQWeb, self)._compile_directive_raw(el, options)