[BUGFIX] Fix source vars containing variable-like syntax (#231)

src/ytdl_sub/entries/base_entry.py

@@ -115,7 +115,12 @@ class BaseEntry(BaseEntryVariables, ABC):
         """Returns an internal kwarg value supplied from ytdl"""
         if not self.kwargs_contains(key):
             raise KeyError(f"Expected '{key}' in {self.__class__.__name__} but does not exist.")
-        return self._kwargs[key]
+        output = self._kwargs[key]
+
+        # Replace curly braces with unicode version to avoid variable shenanigans
+        if isinstance(output, str):
+            return output.replace("{", "｛").replace("}", "｝")
+        return output
 
     def kwargs_get(self, key: str, default: Optional[Any] = None) -> Any:
         """

src/ytdl_sub/entries/variables/youtube_variables.py

@@ -39,10 +39,7 @@ class YoutubeVideoVariables(EntryVariables):
             pulled via yt-dlp. Use with caution.
         """
         # Try to get the track, fall back on title
-        if self.kwargs_contains("track"):
-            return self.kwargs("track")
-
-        return super().title
+        return self.kwargs_get("track", super().title)
 
     @property
     def track_title_sanitized(self) -> str:
@@ -64,10 +61,7 @@ class YoutubeVideoVariables(EntryVariables):
             NOTE: Even if a video has music metadata, this variable does not always get pulled via
             yt-dlp. Use with caution.
         """
-        if self.kwargs_contains("artist"):
-            return self.kwargs("artist")
-
-        return self.kwargs("channel")
+        return self.kwargs_get("artist", self.kwargs("channel"))
 
     @property
     def artist_sanitized(self) -> str:

tests/unit/entries/conftest.py

@@ -16,7 +16,7 @@ def extractor():
 
 @pytest.fixture
 def title():
-    return "entry title"
+    return "entry {title}"
 
 
 @pytest.fixture
@@ -61,8 +61,8 @@ def mock_entry_to_dict(
 ):
     return {
         "uid": uid,
-        "title": title,
-        "title_sanitized": title,
+        "title": "entry ｛title｝",
+        "title_sanitized": "entry ｛title｝",
         "ext": ext,
         "extractor": extractor,
         "upload_date": upload_date,