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94 lines
3.4 KiB
94 lines
3.4 KiB
###################################################################################
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#
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# Copyright (C) 2017 MuK IT GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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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 Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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###################################################################################
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import json
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import operator
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import functools
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import collections
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from odoo import models, fields, api
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class Hierarchy(models.AbstractModel):
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_name = 'muk_utils.mixins.hierarchy'
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_description = 'Hierarchy Mixin'
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_parent_store = True
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_parent_path_sudo = False
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#----------------------------------------------------------
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# Database
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#----------------------------------------------------------
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parent_path = fields.Char(
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string="Parent Path",
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index=True)
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@api.model
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def _add_magic_fields(self):
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super(Hierarchy, self)._add_magic_fields()
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def add(name, field):
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if name not in self._fields:
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self._add_field(name, field)
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add('parent_path_names', fields.Char(
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_module=self._module,
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compute='_compute_parent_path',
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compute_sudo=self._parent_path_sudo,
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string="Path Names",
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readonly=True,
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store=True,
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automatic=True))
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add('parent_path_json', fields.Char(
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_module=self._module,
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compute='_compute_parent_path',
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compute_sudo=self._parent_path_sudo,
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string="Path Json",
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readonly=True,
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store=True,
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automatic=True))
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#----------------------------------------------------------
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# Read, View
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#----------------------------------------------------------
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@api.depends('parent_path')
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def _compute_parent_path(self):
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paths = [list(map(int, rec.parent_path.split('/')[:-1])) for rec in self]
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ids = set(functools.reduce(operator.concat, paths))
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recs = self.with_context(prefetch_fields=False).browse(ids)
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data = {rec.id: (rec._name, rec.name) for rec in recs}
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for record in self:
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path_names = []
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path_json = []
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for id in reversed(list(map(int, record.parent_path.split('/')[:-1]))):
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if id not in data:
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break
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path_names.append(data[id][1])
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path_json.append({
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'model': data[id][0],
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'name': data[id][1],
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'id': id,
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})
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path_names.reverse()
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path_json.reverse()
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record.update({
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'parent_path_names': '/'.join(path_names),
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'parent_path_json': json.dumps(path_json),
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})
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