Files
odoo_source/addons/base_sparse_field/models/models.py
T
Nimesh Jethva 7eea263f36 [IMP]base_*: Improvement in model description
Purpose of this commit is to give description more "business oriented"
because those descriptions appears in Odoo Studio which is supposed to be used by end users, not only by developers.

Related Task ID : 37311
2018-09-21 11:45:15 +02:00

64 lines
2.8 KiB
Python

# -*- coding: utf-8 -*-
from odoo import models, fields, api, _
from odoo.exceptions import UserError
class IrModelFields(models.Model):
_inherit = 'ir.model.fields'
ttype = fields.Selection(selection_add=[('serialized', 'serialized')])
serialization_field_id = fields.Many2one('ir.model.fields', string='Serialization Field',
ondelete='cascade', domain="[('ttype','=','serialized'), ('model_id', '=', model_id)]",
help="If set, this field will be stored in the sparse structure of the "
"serialization field, instead of having its own database column. "
"This cannot be changed after creation.",
)
@api.multi
def write(self, vals):
# Limitation: renaming a sparse field or changing the storing system is
# currently not allowed
if 'serialization_field_id' in vals or 'name' in vals:
for field in self:
if 'serialization_field_id' in vals and field.serialization_field_id.id != vals['serialization_field_id']:
raise UserError(_('Changing the storing system for field "%s" is not allowed.') % field.name)
if field.serialization_field_id and (field.name != vals['name']):
raise UserError(_('Renaming sparse field "%s" is not allowed') % field.name)
return super(IrModelFields, self).write(vals)
def _reflect_field_params(self, field):
params = super(IrModelFields, self)._reflect_field_params(field)
params['serialization_field_id'] = None
if getattr(field, 'sparse', None):
model = self.env[field.model_name]
serialization_field = model._fields.get(field.sparse)
if serialization_field is None:
raise UserError(_("Serialization field `%s` not found for sparse field `%s`!") % (field.sparse, field.name))
serialization_record = self._reflect_field(serialization_field)
params['serialization_field_id'] = serialization_record.id
return params
def _instanciate_attrs(self, field_data):
attrs = super(IrModelFields, self)._instanciate_attrs(field_data)
if field_data.get('serialization_field_id'):
serialization_record = self.browse(field_data['serialization_field_id'])
attrs['sparse'] = serialization_record.name
return attrs
class TestSparse(models.TransientModel):
_name = 'sparse_fields.test'
_description = 'Sparse fields Test'
data = fields.Serialized()
boolean = fields.Boolean(sparse='data')
integer = fields.Integer(sparse='data')
float = fields.Float(sparse='data')
char = fields.Char(sparse='data')
selection = fields.Selection([('one', 'One'), ('two', 'Two')], sparse='data')
partner = fields.Many2one('res.partner', sparse='data')