[ADD] dms_partner_attachment_link: add module

dms_partner_attachment_link/README.rst

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+====================================
+DMS Partner related attachments Link
+====================================
+
+.. 
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+   !! This file is generated by oca-gen-addon-readme !!
+   !! changes will be overwritten.                   !!
+   !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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+
+.. |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%2Fdms-lightgray.png?logo=github
+    :target: https://github.com/OCA/dms/tree/16.0/dms_partner_attachment_link
+    :alt: OCA/dms
+.. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
+    :target: https://translation.odoo-community.org/projects/dms-16-0/dms-16-0-dms_partner_attachment_link
+    :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/dms&target_branch=16.0
+    :alt: Try me on Runboat
+
+|badge1| |badge2| |badge3| |badge4| |badge5|
+
+This module adds a DMS Attachment smart button to the partner form,
+which opens a view containing a list of all DMS files stored in the
+attachment storages and related to the Odoo records associated with the
+selected partner.
+
+**Table of contents**
+
+.. contents::
+   :local:
+
+Use Cases / Context
+===================
+
+Sometimes we need to collect all files related to a partner in one
+place. In OCA DMS, we can collect at least the files stored in the
+attachment storages.
+
+Usage
+=====
+
+Open the partner form view and click the button to see a list of files
+stored in the attachment stores and related to the current partner.
+
+Known issues / Roadmap
+======================
+
+-  Add related folders to the view
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/dms/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/dms/issues/new?body=module:%20dms_partner_attachment_link%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
+-------
+
+* Cetmix
+
+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.
+
+This module is part of the `OCA/dms <https://github.com/OCA/dms/tree/16.0/dms_partner_attachment_link>`_ project on GitHub.
+
+You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.

dms_partner_attachment_link/__init__.py

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+from . import models

dms_partner_attachment_link/__manifest__.py

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+# Copyright (C) 2024 Cetmix OÜ
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+
+{
+    "name": "DMS Partner related attachments Link",
+    "summary": """
+        This module adds a button to the Partner form, linking to
+        related files stored in the attachment storage.
+    """,
+    "version": "16.0.1.0.0",
+    "license": "AGPL-3",
+    "author": "Cetmix, Odoo Community Association (OCA)",
+    "website": "https://github.com/OCA/dms",
+    "depends": ["dms"],
+    "data": [
+        "views/res_partner_views.xml",
+        "views/dms_file_views.xml",
+    ],
+}

dms_partner_attachment_link/models/__init__.py

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+from . import res_partner

dms_partner_attachment_link/models/res_partner.py

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+# Copyright (C) 2024 Cetmix OÜ
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import api, fields, models
+
+
+class Partner(models.Model):
+    _inherit = "res.partner"
+
+    dms_file_ids = fields.Many2many(
+        comodel_name="dms.file",
+        string="DMS Attachments",
+        compute="_compute_dms_files",
+    )
+    dms_file_count = fields.Integer(compute="_compute_dms_files")
+
+    @api.model
+    def _get_partner_relations_in_models(self, models):
+        """
+        Finds all m2o fields with comodel 'res.partner' in
+        a given list of models
+
+        :param models: List of model names
+        :type models: list[str]
+
+        :return: Dictionary where key is model name
+                and value is list of m2o field names
+        """
+        partner_relations = {}
+        for model in models:
+            fields = self.env[model]._fields
+            partner_relations[model] = [
+                field_name
+                for field_name, field in fields.items()
+                if field.type == "many2one" and field.comodel_name == "res.partner"
+            ]
+        return partner_relations
+
+    @api.model
+    def _map_partner_dms_files(self, files: list, relations: dict):
+        """
+        Map all found files to partner ids
+
+        :param files: List of attachment files
+        :type files: list[dict]
+        :param relations: Dictionary where key is model name
+                and value is list of m2o field names
+
+        :return: Dictionary where key is partner id
+                and value is list of file ids
+        """
+        partner_files = {}
+        for file in files:
+            if file["res_model"] == "res.partner":
+                if file["res_id"] not in partner_files:
+                    partner_files[file["res_id"]] = []
+                partner_files[file["res_id"]].append(file["id"])
+
+            elif file["res_model"] in relations:
+                linked_record = self.env[file["res_model"]].browse(file["res_id"])
+                for field_name in relations[file["res_model"]]:
+                    partner_id = linked_record[field_name].id
+                    if partner_id:
+                        if partner_id not in partner_files:
+                            partner_files[partner_id] = []
+                        partner_files[partner_id].append(file["id"])
+
+                    partner_id = file["res_id"]
+                    if partner_id not in partner_files:
+                        partner_files[partner_id] = []
+                    partner_files[partner_id].append(file["id"])
+        return partner_files
+
+    def _compute_dms_files(self):
+        """
+        Compute DMS files
+        related to these partners
+        """
+        dms_storage_obj = self.env["dms.storage"]
+        attachment_storages = dms_storage_obj.search([("save_type", "=", "attachment")])
+        attachment_files = attachment_storages.mapped("storage_file_ids").read(
+            ["res_id", "res_model"]
+        )
+        partner_relations = self._get_partner_relations_in_models(
+            list(set(map(lambda x: x["res_model"], attachment_files)))
+        )
+        partner_files = self._map_partner_dms_files(attachment_files, partner_relations)
+        for partner in self:
+            partner.dms_file_ids = self.env["dms.file"].browse(
+                partner_files.get(partner.id, [])
+            )
+            partner.dms_file_count = len(partner.dms_file_ids)
+
+    def action_open_dms_attachments(self):
+        """
+        Open action windows for DMS attachments
+        related to this partner
+
+        :return: Action Window
+        :rtype: dict
+        """
+        self.ensure_one()
+        action = self.env.ref("dms.action_dms_file").read()[0]
+        action.update(
+            {
+                "context": {
+                    "create": 0,
+                },
+                "domain": [
+                    ("id", "in", self.dms_file_ids.ids),
+                ],
+                "kanban_view_ref": self.env.ref(
+                    "dms_partner_attachment_link."
+                    "view_dms_file_kanban_inherit_partner_link"
+                ).id,
+                "tree_view_ref": self.env.ref(
+                    "dms_partner_attachment_link."
+                    "view_dms_file_tree_inherit_partner_link"
+                ).id,
+            }
+        )
+        return action

dms_partner_attachment_link/readme/CONTEXT.md

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+Sometimes we need to collect all files related to a partner in one place. In OCA DMS, we can collect at least the  files stored in the attachment storages.

dms_partner_attachment_link/readme/DESCRIPTION.md

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+This module adds a DMS Attachment smart button to the partner form, which opens a view containing a list of all DMS files stored in the attachment storages and related to the Odoo records associated with the selected partner.

dms_partner_attachment_link/readme/ROADMAP.md

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+* Add related folders to the view

dms_partner_attachment_link/readme/USAGE.md

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+Open the partner form view and click the button to see a list of files stored in the attachment stores and related to the current partner.