Playlist: Fix crash if playlist and audio file are on different drives

plugins/playlist/playlist.py

@@ -16,7 +16,7 @@
 PLUGIN_DESCRIPTION = """Generate an Extended M3U playlist (.m3u8 file, UTF8
 encoded text). Relative pathnames are used where audio files are in the same
 directory as the playlist, otherwise absolute (full) pathnames are used."""
-PLUGIN_VERSION = "1.2"
+PLUGIN_VERSION = "1.2.1"
 PLUGIN_API_VERSIONS = ["2.0"]
 PLUGIN_LICENSE = "GPL-2.0-or-later"
 PLUGIN_LICENSE_URL = "https://www.gnu.org/licenses/gpl-2.0.html"
@@ -83,7 +83,10 @@ def callback(self, objs):
                 if track.linked_files:
                     files.append(track.linked_files[0].filename)
 
-        current_directory = os.path.commonpath(files)
+        try:
+            current_directory = os.path.commonpath(files)
+        except ValueError:
+            current_directory = ""
 
         # Default playlist filename set as "%albumartist% - %album%.m3u8",
         # except where "Various Artists" is suppressed
@@ -140,7 +143,10 @@ def callback(self, objs):
                             log.debug("{}: audio_filename: {}, selected dir: {}".format(
                                     PLUGIN_NAME, audio_filename, os.path.dirname(filename)))
 
-                        audio_filename = os.path.relpath(audio_filename, os.path.dirname(filename))
+                        try:
+                            audio_filename = os.path.relpath(audio_filename, os.path.dirname(filename))
+                        except ValueError:
+                            pass
                         entry.add(str(audio_filename))
 
             playlist.write()