[ADD] survey_extra_fields : file question type

survey_extra_fields/controllers/__init__.py

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

survey_extra_fields/controllers/main.py

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+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
+
+import base64
+
+from odoo import http
+from odoo.http import request, content_disposition
+from odoo.addons.survey.controllers.main import Survey
+
+
+class SurveyExtraFieldsController(Survey):
+
+    @http.route(
+        "/survey/file/<string:survey_token>/<string:answer_token>/<int:line_id>",
+        type="http",
+        auth="public",
+    )
+    def survey_file_download(self, survey_token, answer_token, line_id, **kwargs):
+        survey = request.env["survey.survey"].sudo().search(
+            [("access_token", "=", survey_token)], limit=1
+        )
+        if not survey:
+            return request.not_found()
+
+        answer = request.env["survey.user_input"].sudo().search(
+            [
+                ("survey_id", "=", survey.id),
+                ("access_token", "=", answer_token),
+            ],
+            limit=1,
+        )
+        if not answer:
+            return request.not_found()
+
+        line = request.env["survey.user_input.line"].sudo().browse(line_id)
+        if not line.exists() or line.user_input_id != answer:
+            return request.not_found()
+
+        if not line.value_file:
+            return request.not_found()
+
+        file_content = base64.b64decode(line.value_file)
+        filename = line.value_file_fname or "file"
+        return request.make_response(
+            file_content,
+            headers=[
+                ("Content-Type", "application/octet-stream"),
+                ("Content-Disposition", content_disposition(filename)),
+            ],
+        )