[ADD] res_company_access_all_childs: new module to give access to user to all child companies,

when a user has access to parent company

Author: legalsylvain

res_company_access_all_childs/README.rst

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+================================
+Companies - Access to All Childs
+================================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! source digest: sha256:0da71a75ce2c6065dc8e739e585f7bee426e1a22f7c2513b56c605204ecc76b3
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+.. |badge1| image:: https://img.shields.io/badge/maturity-Beta-yellow.png
+    :target: https://odoo-community.org/page/development-status
+    :alt: Beta
+.. |badge2| image:: https://img.shields.io/badge/licence-AGPL--3-blue.png
+    :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+    :alt: License: AGPL-3
+.. |badge3| image:: https://img.shields.io/badge/github-OCA%2Fmulti--company-lightgray.png?logo=github
+    :target: https://github.com/OCA/multi-company/tree/16.0/res_company_access_all_childs
+    :alt: OCA/multi-company
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/multi-company-16-0/multi-company-16-0-res_company_access_all_childs
+    :alt: Translate me on Weblate
+.. |badge5| image:: https://img.shields.io/badge/runboat-Try%20me-875A7B.png
+    :target: https://runboat.odoo-community.org/builds?repo=OCA/multi-company&target_branch=16.0
+    :alt: Try me on Runboat
+
+|badge1| |badge2| |badge3| |badge4| |badge5|
+
+This module is usefull in a multi-company context with hierarchy.
+(parent and child companies)
+
+Once installed, if a user has access to a parent company,
+he will have access to all the child companies.
+
+If a new child company is created, all the users that have
+access to the parent company will have access to the new child
+company.
+
+This module avoids the need for parameterization,
+which can be fastidious in a context with many companies and users.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/multi-company/issues>`_.
+In case of trouble, please check there if your issue has already been reported.
+If you spotted it first, help us to smash it by providing a detailed and welcomed
+`feedback <https://github.com/OCA/multi-company/issues/new?body=module:%20res_company_access_all_childs%0Aversion:%2016.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**>`_.
+
+Do not contact contributors directly about support or help with technical issues.
+
+Credits
+=======
+
+Authors
+~~~~~~~
+
+* GRAP
+
+Contributors
+~~~~~~~~~~~~
+
+* Sylvain LE GAL <https://twitter.com/legalsylvain>
+
+Maintainers
+~~~~~~~~~~~
+
+This module is maintained by the OCA.
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+.. |maintainer-legalsylvain| image:: https://github.com/legalsylvain.png?size=40px
+    :target: https://github.com/legalsylvain
+    :alt: legalsylvain
+
+Current `maintainer <https://odoo-community.org/page/maintainer-role>`__:
+
+|maintainer-legalsylvain| 
+
+This module is part of the `OCA/multi-company <https://github.com/OCA/multi-company/tree/16.0/res_company_access_all_childs>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

res_company_access_all_childs/__init__.py

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+from . import models
+from .hooks import post_init_hook

res_company_access_all_childs/__manifest__.py

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+# Copyright (C) 2024 - Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+{
+    "name": "Companies - Access to All Childs",
+    "summary": "Give access to all child companies"
+    " to users that have access to a parent company",
+    "version": "16.0.1.0.0",
+    "category": "Tools",
+    "author": "GRAP, Odoo Community Association (OCA)",
+    "maintainers": ["legalsylvain"],
+    "website": "https://github.com/OCA/multi-company",
+    "license": "AGPL-3",
+    "depends": ["base"],
+    "installable": True,
+    "post_init_hook": "post_init_hook",
+}

res_company_access_all_childs/hooks.py

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+# Copyright (C) 2024 - Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+import logging
+
+from odoo import SUPERUSER_ID, api
+
+_logger = logging.getLogger(__name__)
+
+
+def post_init_hook(cr, registry):
+    _logger.info(
+        "Give access to all the child companies for users"
+        " that have access to parent companies."
+    )
+    env = api.Environment(cr, SUPERUSER_ID, {})
+    users = env["res.users"].search([])
+    users._propagate_access_to_child_companies()

res_company_access_all_childs/i18n/fr.po

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+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+#   * res_company_access_all_childs
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 16.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-03 23:09+0000\n"
+"PO-Revision-Date: 2024-08-03 23:09+0000\n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: \n"
+"Plural-Forms: \n"
+
+#. module: res_company_access_all_childs
+#: model:ir.model,name:res_company_access_all_childs.model_res_company
+msgid "Companies"
+msgstr "Sociétés"
+
+#. module: res_company_access_all_childs
+#: model:ir.model,name:res_company_access_all_childs.model_res_users
+msgid "User"
+msgstr "Utilisateur"

res_company_access_all_childs/models/__init__.py

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+from . import res_company
+from . import res_users

res_company_access_all_childs/models/res_company.py

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+# Copyright (C) 2024-Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from odoo import api, models
+
+
+class ResCompany(models.Model):
+    _inherit = "res.company"
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        companies = super().create(vals_list)
+        companies.mapped("parent_id").user_ids._propagate_access_to_child_companies()
+        return companies
+
+    def write(self, vals):
+        res = super().write(vals)
+        if vals.get("parent_id", False):
+            self.mapped("parent_id").user_ids._propagate_access_to_child_companies()
+        return res

res_company_access_all_childs/models/res_users.py

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+# Copyright (C) 2024-Today: GRAP (http://www.grap.coop)
+# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from odoo import Command, api, models
+
+
+class ResUsers(models.Model):
+    _inherit = "res.users"
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        users = super().create(vals_list)
+        users._propagate_access_to_child_companies()
+        return users
+
+    def write(self, vals):
+        res = super().write(vals)
+        if vals.get("company_ids", False):
+            self._propagate_access_to_child_companies()
+        return res
+
+    def _propagate_access_to_child_companies(self):
+        """If a user has access to a parent company, so he'll have
+        access to all the child companies"""
+
+        def _get_recursive_child_companies(self, companies):
+            result = companies.child_ids
+            if companies.child_ids.child_ids:
+                result |= _get_recursive_child_companies(self, companies.child_ids)
+            return result
+
+        for user in self:
+            existing_companies = user.company_ids
+            all_companies = _get_recursive_child_companies(self, existing_companies)
+
+            new_company_ids = list(set(all_companies.ids) - set(existing_companies.ids))
+            if new_company_ids:
+                super(ResUsers, user).write(
+                    {"company_ids": [Command.link(x) for x in new_company_ids]}
+                )
+        return

res_company_access_all_childs/readme/CONTRIBUTORS.rst

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+* Sylvain LE GAL <https://twitter.com/legalsylvain>

res_company_access_all_childs/readme/DESCRIPTION.rst

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+This module is usefull in a multi-company context with hierarchy.
+(parent and child companies)
+
+Once installed, if a user has access to a parent company,
+he will have access to all the child companies.
+
+If a new child company is created, all the users that have
+access to the parent company will have access to the new child
+company.
+
+This module avoids the need for parameterization,
+which can be fastidious in a context with many companies and users.