Implemented MPRIS metadata "mpris:artUrl"

wobuzz/player/mpris.py

@@ -62,8 +62,12 @@ class MPRISPlayer(DbusInterfaceCommonAsync, interface_name=MPRIS_PLAYER_INTERFAC
         await self.Metadata.set_async(self.to_xesam(metadata))
 
     def to_xesam(self, metadata: "TrackMetadata") -> dict:
+        # cache name by filename without extension
+        art_path = self.app.utils.tmp_path + "/cover_cache/" + metadata.path.split("/")[-1][:-4]
+
         xesam_metadata = {
-            "mpris:trackid": ("s", "kjuztuktg"),
+            "mpris:trackid": ("s", "kjuztuktg"),  # nonsense, no functionality
+            "mpris:artUrl": ("s", "file://" + art_path),
             "xesam:title": ("s", metadata.title),
             "xesam:artist": ("as", [metadata.artist])
         }

wobuzz/player/player.py

@@ -1,5 +1,6 @@
 #!/usr/bin/python3
 
+import os
 import time
 import threading
 import pygame.mixer
@@ -40,6 +41,8 @@ class Player:
         self.paused = False
 
         self.app.gui.on_playstate_update()
+
+        self.export_cover_art_tmp()
         self.mpris_server.exec_async(self.mpris_server.set_metadata(self.current_playlist.current_track.metadata))
 
         # cache next track so it immediately starts when the current track finishes
@@ -217,3 +220,23 @@ class Player:
                         self.start_playlist(playlist)
 
                         break
+
+    def export_cover_art_tmp(self) -> None:
+        """
+        Export the cover art of the current track to /tmp/wobuzz/current_cover, so MPRIS can access it.
+        """
+
+        metadata = self.current_playlist.current_track.metadata
+
+        art_tmp_path = self.app.utils.tmp_path + "/cover_cache/"
+        art_path = art_tmp_path + metadata.path.split("/")[-1][:-4]
+
+        if os.path.isfile(art_path):  # cover art already exported
+            return
+
+        if not os.path.exists(art_tmp_path):
+            os.makedirs(art_tmp_path)
+
+        file = open(art_path, "wb")
+        file.write(metadata.images.any.data)
+        file.close()

wobuzz/utils.py

@@ -8,6 +8,7 @@ class Utils:
     home_path = str(Path.home())
     wobuzz_location = os.path.dirname(os.path.abspath(__file__))
     settings_location = f"{wobuzz_location}/settings.json"
+    tmp_path = "/tmp/wobuzz"
 
     def __init__(self, app):
         self.app = app