fixes #117

src/documents/file_handling.py

@@ -114,12 +114,12 @@ def generate_filename(doc, counter=0):
                 document_type=document_type,
                 created=datetime.date.isoformat(doc.created),
                 created_year=doc.created.year if doc.created else "none",
-                created_month=doc.created.month if doc.created else "none",
-                created_day=doc.created.day if doc.created else "none",
+                created_month=f"{doc.created.month:02}" if doc.created else "none",  # NOQA: E501
+                created_day=f"{doc.created.day:02}" if doc.created else "none",
                 added=datetime.date.isoformat(doc.added),
                 added_year=doc.added.year if doc.added else "none",
-                added_month=doc.added.month if doc.added else "none",
-                added_day=doc.added.day if doc.added else "none",
+                added_month=f"{doc.added.month:02}" if doc.added else "none",
+                added_day=f"{doc.added.day:02}" if doc.added else "none",
                 tags=tags,
                 tag_list=",".join([tag.name for tag in doc.tags.all()])
             ).strip()

src/documents/tests/test_file_handling.py

@@ -287,6 +287,28 @@ def test_filename_relative(self):
 
         self.assertEqual(doc.source_path, os.path.join(settings.ORIGINALS_DIR, "etc", "something", "doc1.pdf"))
 
+    @override_settings(PAPERLESS_FILENAME_FORMAT="{created_year}-{created_month}-{created_day}")
+    def test_created_year_month_day(self):
+        d1 = datetime.datetime(2020, 3, 6, 1, 1, 1)
+        doc1 = Document.objects.create(title="doc1", mime_type="application/pdf", created=d1)
+
+        self.assertEqual(generate_filename(doc1), "2020-03-06.pdf")
+
+        doc1.created = datetime.datetime(2020, 11, 16, 1, 1, 1)
+
+        self.assertEqual(generate_filename(doc1), "2020-11-16.pdf")
+
+    @override_settings(PAPERLESS_FILENAME_FORMAT="{added_year}-{added_month}-{added_day}")
+    def test_added_year_month_day(self):
+        d1 = datetime.datetime(232, 1, 9, 1, 1, 1)
+        doc1 = Document.objects.create(title="doc1", mime_type="application/pdf", added=d1)
+
+        self.assertEqual(generate_filename(doc1), "232-01-09.pdf")
+
+        doc1.added = datetime.datetime(2020, 11, 16, 1, 1, 1)
+
+        self.assertEqual(generate_filename(doc1), "2020-11-16.pdf")
+
     @override_settings(PAPERLESS_FILENAME_FORMAT="{correspondent}/{correspondent}/{correspondent}")
     def test_nested_directory_cleanup(self):
         document = Document()