Show Bluetooth inputs when BlueZ objects can't be read as JSON

inputs() still used GetManagedObjects on BlueZ to look up names and
silently dropped every Bluetooth input when an Apple device's
advertisement data broke the JSON conversion. Read only Alias per
device and fall back to the address.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

scripts/input_controls.py

@@ -114,13 +114,14 @@ def inputs():
         result.append({'id':'airplay','name':'AirPlay','kind':'airplay','volume':0,
                        'muted':False,'playing':False,'available':False})
     try:
-        devices = objects('org.bluez', '/')
         for path, props in pcms().items():
             if not is_input(props): continue
             dev = props['Device']; key = address(dev)
-            d = devices.get(dev, {}).get('org.bluez.Device1', {})
+            # A missing name must not hide a working input.
+            try: name = properties('org.bluez', dev, 'org.bluez.Device1', ['Alias'])['Alias']
+            except (ValueError, KeyError, subprocess.TimeoutExpired): name = key
             volume, muted = decode_volume(int(props['Volume']))
-            result.append({'id':key,'name':d.get('Alias', key),'kind':'bluetooth','volume':volume,
+            result.append({'id':key,'name':name,'kind':'bluetooth','volume':volume,
                            'muted':muted,'playing':bool(props.get('Running')),'available':True})
     except (ValueError, KeyError, subprocess.TimeoutExpired): pass
     return result

tests/test_web.py

@@ -58,6 +58,14 @@ class WebTests(unittest.TestCase):
                      {'action':'discoverable','on':'yes','seconds':300},{'action':'discoverable','on':True,'seconds':True}]:
             with self.subTest(data=data), self.assertRaises(ValueError): w.validate_action(data)
 
+    def test_bluetooth_input_listed_even_if_name_unreadable(self):
+        source={'Device':'/org/bluez/hci0/dev_AA_BB_CC_DD_EE_FF','Mode':'source','Transport':'A2DP-sink','Volume':0x4040,'Running':True}
+        with patch.object(a,'airplay',side_effect=ValueError), patch.object(a,'pcms',return_value={'/input':source}), \
+                patch.object(a,'properties',side_effect=ValueError('json')):
+            items=a.inputs()
+        self.assertEqual([(i['id'],i['name'],i['playing']) for i in items if i['kind']=='bluetooth'],
+                         [('AA:BB:CC:DD:EE:FF','AA:BB:CC:DD:EE:FF',True)])
+
     def test_devices_skip_unreadable_and_tolerate_missing_uuids(self):
         out={'/org/bluez/hci0/dev_AA_BB_CC_DD_EE_FF':'{"type":"s","data":"AA:BB:CC:DD:EE:FF"}\n{"type":"s","data":"QCY"}\n'
              '{"type":"b","data":true}\n{"type":"b","data":true}\n{"type":"b","data":false}'}