Parse unicode escapes in file name fields (#254)

bulkredditdownloader/file_name_formatter.py

@@ -43,7 +43,9 @@ class FileNameFormatter:
         result = format_string
         for key in attributes.keys():
             if re.search(fr'(?i).*{{{key}}}.*', result):
-                result = re.sub(fr'(?i){{{key}}}', str(attributes.get(key, 'unknown')), result)
+                key_value = attributes.get(key, 'unknown')
+                key_value = bytes(key_value, 'utf-8').decode('unicode-escape')
+                result = re.sub(fr'(?i){{{key}}}', key_value, result,)
                 logger.log(9, f'Found key string {key} in name')
 
         result = result.replace('/', '')

bulkredditdownloader/tests/test_file_name_formatter.py

@@ -294,3 +294,14 @@ def test_multilevel_folder_scheme(
     result = result.relative_to(tmp_path)
     assert str(result.parent) == expected
     assert len(result.parents) == (len(expected.split('/')) + 1)
+
+
+@pytest.mark.online
+@pytest.mark.reddit
+@pytest.mark.parametrize(('test_submission_id', 'test_file_scheme', 'expected'), (
+    ('mecwk7', '{TITLE}', 'My cat’s paws are so cute'),  # Unicode escape in title
+))
+def test_edge_case_names(test_submission_id: str, test_file_scheme: str, expected: str, reddit_instance: praw.Reddit):
+    test_submission = reddit_instance.submission(id=test_submission_id)
+    result = FileNameFormatter._format_name(test_submission, test_file_scheme)
+    assert result == expected