Excluded file ext in Mopidy-File

Added support for excluding specific file extensions from Mopidy-File
library

mopidy/file/__init__.py

@@ -22,6 +22,7 @@ class Extension(ext.Extension):
     def get_config_schema(self):
         schema = super(Extension, self).get_config_schema()
         schema['media_dirs'] = config.List(optional=True)
+        schema['excluded_file_extensions'] = config.List(optional=True)
         schema['show_dotfiles'] = config.Boolean(optional=True)
         schema['follow_symlinks'] = config.Boolean(optional=True)
         schema['metadata_timeout'] = config.Integer(optional=True)

mopidy/file/ext.conf

@@ -6,3 +6,6 @@ media_dirs =
 show_dotfiles = false
 follow_symlinks = false
 metadata_timeout = 1000
+excluded_file_extensions =
+  .jpg
+  .jpeg

mopidy/file/library.py

@@ -36,6 +36,10 @@ class FileLibraryProvider(backend.LibraryProvider):
         self._media_dirs = list(self._get_media_dirs(config))
         self._follow_symlinks = config['file']['follow_symlinks']
         self._show_dotfiles = config['file']['show_dotfiles']
+        self._excluded_file_extensions = config['file']['excluded_file_extensions']
+        self._excluded_file_extensions = tuple(
+            bytes(file_ext.lower()) for file_ext in self._excluded_file_extensions)
+
         self._scanner = scan.Scanner(
             timeout=config['file']['metadata_timeout'])
 
@@ -60,6 +64,9 @@ class FileLibraryProvider(backend.LibraryProvider):
             if not self._show_dotfiles and dir_entry.startswith(b'.'):
                 continue
 
+            if self._excluded_file_extensions and dir_entry.endswith(self._excluded_file_extensions):
+                continue
+
             if os.path.islink(child_path) and not self._follow_symlinks:
                 logger.debug('Ignoring symlink: %s', uri)
                 continue