Return select field option text not ID

src/documents/file_handling.py

@@ -261,6 +261,15 @@ def get_custom_fields_context(
                 field_instance.value,
                 replacement_text="-",
             )
+        elif (
+            field_instance.field.data_type == CustomField.FieldDataType.SELECT
+            and field_instance.field.extra_data["select_options"] is not None
+        ):
+            options = field_instance.field.extra_data["select_options"]
+            value = pathvalidate.sanitize_filename(
+                options[int(field_instance.value)],
+                replacement_text="-",
+            )
         else:
             value = field_instance.value
         field_data["custom_fields"][

src/documents/tests/test_file_handling.py

@@ -1266,6 +1266,18 @@ class TestFilenameGeneration(DirectoriesMixin, TestCase):
             value_int=1234,
         )
 
+        cf2 = CustomField.objects.create(
+            name="Select Field",
+            data_type=CustomField.FieldDataType.SELECT,
+            extra_data={"select_options": ["ChoiceOne", "ChoiceTwo"]},
+        )
+
+        CustomFieldInstance.objects.create(
+            document=doc_a,
+            field=cf2,
+            value_select=0,
+        )
+
         with override_settings(
             FILENAME_FORMAT="""
                  {% if "Invoice" in custom_fields %}
@@ -1280,6 +1292,20 @@ class TestFilenameGeneration(DirectoriesMixin, TestCase):
                 "invoices/1234.pdf",
             )
 
+        with override_settings(
+            FILENAME_FORMAT="""
+                 {% if "Select Field" in custom_fields %}
+                   {{ title }}_{{ custom_fields|get_cf_value:'Select Field' }}
+                 {% else %}
+                   {{ title }}
+                 {% endif %}
+                 """,
+        ):
+            self.assertEqual(
+                generate_filename(doc_a),
+                "Some Title_ChoiceOne.pdf",
+            )
+
         cf.name = "Invoice Number"
         cfi.value_int = 4567
         cfi.save()