Settings to disable side-stepping center frequency and audio recording.

owrx/config/defaults.py

@@ -157,6 +157,8 @@ defaultConfig = PropertyLayer(
     waterfall_auto_min_range=50,
     ui_opacity=100,
     ui_frame=False,
+    allow_center_freq_changes=False,
+    allow_audio_recording=True,
     tuning_precision=2,
     squelch_auto_margin=10,
     google_maps_api_key="",

owrx/connection.py

@@ -139,6 +139,8 @@ class OpenWebRxReceiverClient(OpenWebRxClient, SdrSourceEventClient):
         "tuning_precision",
         "ui_opacity",
         "ui_frame",
+        "allow_center_freq_changes",
+        "allow_audio_recording",
     ]
 
     def __init__(self, conn):
@@ -297,8 +299,9 @@ class OpenWebRxReceiverClient(OpenWebRxClient, SdrSourceEventClient):
                         self.sdr.activateProfile(profile[1])
                 elif message["type"] == "setfrequency":
                     if "params" in message and "frequency" in message["params"]:
-                        frequency = message["params"]["frequency"]
-                        self.sdr.setCenterFreq(frequency)
+                        if self.stack["allow_center_freq_changes"]:
+                            frequency = message["params"]["frequency"]
+                            self.sdr.setCenterFreq(frequency)
                 elif message["type"] == "connectionproperties":
                     if "params" in message:
                         self.connectionProperties = message["params"]

owrx/controllers/settings/general.py

@@ -91,6 +91,14 @@ class GeneralSettingsController(SettingsFormController):
                     infotext="Specifies web page describing receiver usage policy "
                     + "and shown when a client session times out.",
                 ),
+                CheckboxInput(
+                    "allow_center_freq_changes",
+                    "Allow users to change center frequency",
+                ),
+                CheckboxInput(
+                    "allow_audio_recording",
+                    "Allow users to record received audio",
+                ),
             ),
             Section(
                 "Receiver listings",