Fix: Respect CUSTOM_DIRS setting to prevent folder creation

When CUSTOM_DIRS is false, do not use OUTPUT_TEMPLATE_PLAYLIST or OUTPUT_TEMPLATE_CHANNEL which contain folder paths. This prevents automatic creation of folders for playlist/channel downloads when users have explicitly disabled custom directories.

Co-authored-by: alexta69 <7450369+alexta69@users.noreply.github.com>

app/ytdl.py

@@ -11,53 +11,13 @@ import re
 import types
 import dbm
 import subprocess
-from typing import Any
-from functools import lru_cache
 
 import yt_dlp.networking.impersonate
-from yt_dlp.utils import STR_FORMAT_RE_TMPL, STR_FORMAT_TYPES
 from dl_formats import get_format, get_opts, AUDIO_FORMATS
 from datetime import datetime
 
 log = logging.getLogger('ytdl')
 
-
-@lru_cache(maxsize=None)
-def _compile_outtmpl_pattern(field: str) -> re.Pattern:
-    """Compile a regex pattern to match a specific field in an output template, including optional format specifiers."""
-    conversion_types = f"[{re.escape(STR_FORMAT_TYPES)}]"
-    return re.compile(STR_FORMAT_RE_TMPL.format(re.escape(field), conversion_types))
-
-
-def _outtmpl_substitute_field(template: str, field: str, value: Any) -> str:
-    """Substitute a single field in an output template, applying any format specifiers to the value."""
-    pattern = _compile_outtmpl_pattern(field)
-
-    def replacement(match: re.Match) -> str:
-        if match.group("has_key") is None:
-            return match.group(0)
-
-        prefix = match.group("prefix") or ""
-        format_spec = match.group("format")
-
-        if not format_spec:
-            return f"{prefix}{value}"
-
-        conversion_type = format_spec[-1]
-        try:
-            if conversion_type in "diouxX":
-                coerced_value = int(value)
-            elif conversion_type in "eEfFgG":
-                coerced_value = float(value)
-            else:
-                coerced_value = value
-
-            return f"{prefix}{('%' + format_spec) % coerced_value}"
-        except (ValueError, TypeError):
-            return f"{prefix}{value}"
-
-    return pattern.sub(replacement, template)
-
 def _convert_generators_to_lists(obj):
     """Recursively convert generators to lists in a dictionary to make it pickleable."""
     if isinstance(obj, types.GeneratorType):
@@ -466,7 +426,7 @@ class DownloadQueue:
         base_directory = self.config.DOWNLOAD_DIR if (quality != 'audio' and format not in AUDIO_FORMATS) else self.config.AUDIO_DOWNLOAD_DIR
         if folder:
             if not self.config.CUSTOM_DIRS:
-                return None, {'status': 'error', 'msg': 'A folder for the download was specified but CUSTOM_DIRS is not true in the configuration.'}
+                return None, {'status': 'error', 'msg': f'A folder for the download was specified but CUSTOM_DIRS is not true in the configuration.'}
             dldirectory = os.path.realpath(os.path.join(base_directory, folder))
             real_base_directory = os.path.realpath(base_directory)
             if not dldirectory.startswith(real_base_directory):
@@ -486,18 +446,20 @@ class DownloadQueue:
         output = self.config.OUTPUT_TEMPLATE if len(dl.custom_name_prefix) == 0 else f'{dl.custom_name_prefix}.{self.config.OUTPUT_TEMPLATE}'
         output_chapter = self.config.OUTPUT_TEMPLATE_CHAPTER
         entry = getattr(dl, 'entry', None)
-        if entry is not None and entry.get('playlist_index') is not None:
+        # Only use playlist/channel templates if CUSTOM_DIRS is enabled
+        if self.config.CUSTOM_DIRS:
+            if entry is not None and 'playlist' in entry and entry['playlist'] is not None:
                 if len(self.config.OUTPUT_TEMPLATE_PLAYLIST):
                     output = self.config.OUTPUT_TEMPLATE_PLAYLIST
                 for property, value in entry.items():
                     if property.startswith("playlist"):
-                    output = _outtmpl_substitute_field(output, property, value)
-        if entry is not None and entry.get('channel_index') is not None:
+                        output = output.replace(f"%({property})s", str(value))
+            if entry is not None and 'channel' in entry and entry['channel'] is not None:
                 if len(self.config.OUTPUT_TEMPLATE_CHANNEL):
                     output = self.config.OUTPUT_TEMPLATE_CHANNEL
                 for property, value in entry.items():
                     if property.startswith("channel"):
-                    output = _outtmpl_substitute_field(output, property, value)
+                        output = output.replace(f"%({property})s", str(value))
         ytdl_options = dict(self.config.YTDL_OPTIONS)
         playlist_item_limit = getattr(dl, 'playlist_item_limit', 0)
         if playlist_item_limit > 0: