Add "Create role from user" feature

base_user_role/wizard/__init__.py

@@ -0,0 +1 @@
+from . import create_from_user

base_user_role/wizard/create_from_user.py

@@ -0,0 +1,46 @@
+from odoo import models, fields
+
+
+class CreateFromUserWizard(models.TransientModel):
+    _name = "base_user_role.create_from_user_wizard"
+    _description = "Create role from user wizard"
+
+    name = fields.Char("Name")
+    assign_to_user = fields.Boolean("Assign to user", default=True)
+
+    def create_from_user(self):
+        self.ensure_one()
+
+        user_ids = self.env.context.get("active_ids", [])
+        assert len(user_ids) == 1
+
+        user_id = user_ids[0]
+
+        role_obj = self.env["res.users.role"]
+        role_line_obj = self.env["res.users.role.line"]
+        user_obj = self.env["res.users"]
+
+        user = user_obj.browse(user_id)
+
+        role = role_obj.create({
+            "name": self.name,
+        })
+
+        role.implied_ids = [(6, 0, user.groups_id.ids)]
+
+        if self.assign_to_user:
+            role_line_obj.create({
+                "role_id": role.id,
+                "user_id": user_id,
+            })
+
+        return {
+            "context": self.env.context,
+            "name": "Role",
+            "view_type": "form",
+            "view_mode": "form",
+            "res_model": "res.users.role",
+            "res_id": role.id,
+            "target": "current",
+            "type": "ir.actions.act_window",
+        }

base_user_role/wizard/create_from_user.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <record id="create_from_user_wizard_action" model="ir.actions.act_window">
+        <field name="name">Create role from user</field>
+        <field name="res_model">base_user_role.create_from_user_wizard</field>
+        <field name="view_mode">form</field>
+        <field name="target">new</field>
+        <field name="binding_model_id" ref="base.model_res_users"/>
+    </record>
+
+    <record id="create_from_user_wizard_view" model="ir.ui.view">
+        <field name="name">Create role from user</field>
+        <field name="model">base_user_role.create_from_user_wizard</field>
+        <field name="arch" type="xml">
+            <form string="Create role from user">
+                <group>
+                    <field name="name" />
+                    <field name="assign_to_user" />
+                </group>
+
+                <footer>
+                    <button
+                            name="create_from_user"
+                            string="Create"
+                            type="object"
+                            class="oe_highlight"
+                    />
+                    or
+                    <button string="Close" class="oe_link" special="cancel" />
+                </footer>
+            </form>
+        </field>
+    </record>
+</odoo>