preview microsoft file

custom_ms_office_preview/controllers/main.py

@@ -0,0 +1,33 @@
+import logging
+from werkzeug.exceptions import NotFound
+from odoo import http
+from odoo.http import request
+
+_logger = logging.getLogger(__name__)
+
+
+class AttachmentPreviewController(http.Controller):
+
+    @http.route("/preview-url/<int:attachment_id>", type="http", auth="public", cors="*")
+    def public_guest_attachment(self, attachment_id, download=False, **kwargs):
+        try:    
+            # Todo: Implement a better way to handle guest_token
+
+            attachment_sudo = request.env["ir.attachment"].sudo().browse(attachment_id)
+            _logger.debug(f"✅ Guest env applied {attachment_sudo}")
+            attachment_sudo.public = True
+
+            if not attachment_sudo.exists():
+                raise NotFound()
+
+            stream = request.env["ir.binary"]._get_stream_from(attachment_sudo)
+
+            # stream = request.env['ir.binary']._get_stream_from(record, field, filename, filename_field, mimetype)
+
+            stream.public = True  # Allow Microsoft Online Viewer to access the file
+
+            return stream.get_response(as_attachment=bool(download))
+
+        except Exception as e:
+            _logger.exception(f"❌ Error serving attachment preview: {e}")
+            raise NotFound()