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# Copyright 2015-2016 Jairo Llopis <jairo.llopis@tecnativa.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
from odoo import _, api, fields, models
from odoo.exceptions import ValidationError
class IrExports(models.Model):
_inherit = 'ir.exports'
name = fields.Char(required=True)
resource = fields.Char(
required=False,
readonly=True,
help="Model's technical name.")
model_id = fields.Many2one(
"ir.model",
"Model",
store=True,
domain=[("transient", "=", False)],
compute="_compute_model_id",
inverse="_inverse_model_id",
help="Database model to export.")
@api.multi
@api.depends("resource")
def _compute_model_id(self):
"""Get the model from the resource."""
for s in self:
s.model_id = self._get_model_id(s.resource)
@api.multi
@api.onchange("model_id")
def _inverse_model_id(self):
"""Get the resource from the model."""
for s in self:
s.resource = s.model_id.model
@api.multi
@api.onchange("resource")
def _onchange_resource(self):
"""Void fields if model is changed in a view."""
for s in self:
s.export_fields = False
@api.model
def _get_model_id(self, resource):
"""Return a model object from its technical name.
:param str resource:
Technical name of the model, like ``ir.model``.
"""
return self.env["ir.model"].search([("model", "=", resource)])
@api.model
def create(self, vals):
"""Check required values when creating the record.
Odoo's export dialog populates ``resource``, while this module's new
form populates ``model_id``. At least one of them is required to
trigger the methods that fill up the other, so this should fail if
one is missing.
"""
if not any(f in vals for f in {"model_id", "resource"}):
raise ValidationError(_("You must supply a model or resource."))
return super(IrExports, self).create(vals)