feat:506 show all module settings

Problem:
Missing fields are omitted.

Solution:
This fix sets the flag `always_print_fields_with_no_presence`
in the invocation of the protobuff method
`MessageToJson` will display the missing fields.

see: MessageToJson 6b36eb633c/python/google/protobuf/json_format.py (L82)
see: issue #506 https://github.com/meshtastic/python/issues/506

meshtastic/mesh_interface.py

@@ -35,6 +35,7 @@ from meshtastic.util import (
     our_exit,
     remove_keys_from_dict,
     stripnl,
+    message_to_json,
 )
 
 
@@ -102,10 +103,10 @@ class MeshInterface:
         owner = f"Owner: {self.getLongName()} ({self.getShortName()})"
         myinfo = ""
         if self.myInfo:
-            myinfo = f"\nMy info: {stripnl(MessageToJson(self.myInfo))}"
+            myinfo = f"\nMy info: {message_to_json(self.myInfo)}"
         metadata = ""
         if self.metadata:
-            metadata = f"\nMetadata: {stripnl(MessageToJson(self.metadata))}"
+            metadata = f"\nMetadata: {message_to_json(self.metadata)}"
         mesh = "\n\nNodes in mesh: "
         nodes = {}
         if self.nodes:

meshtastic/node.py

@@ -15,6 +15,7 @@ from meshtastic.util import (
     our_exit,
     pskToString,
     stripnl,
+    message_to_json,
 )
 
 
@@ -47,8 +48,7 @@ class Node:
         if self.channels:
             logging.debug(f"self.channels:{self.channels}")
             for c in self.channels:
-                # print('c.settings.psk:', c.settings.psk)
-                cStr = stripnl(MessageToJson(c.settings))
+                cStr = message_to_json(c.settings)
                 # don't show disabled channels
                 if channel_pb2.Channel.Role.Name(c.role) != "DISABLED":
                     print(
@@ -64,11 +64,11 @@ class Node:
         """Show human readable description of our node"""
         prefs = ""
         if self.localConfig:
-            prefs = stripnl(MessageToJson(self.localConfig))
+            prefs = message_to_json(self.localConfig)
         print(f"Preferences: {prefs}\n")
         prefs = ""
         if self.moduleConfig:
-            prefs = stripnl(MessageToJson(self.moduleConfig))
+            prefs = message_to_json(self.moduleConfig)
         print(f"Module preferences: {prefs}\n")
         self.showChannels()
 

meshtastic/tests/test_util.py

@@ -1,5 +1,6 @@
 """Meshtastic unit tests for util.py"""
 
+import json
 import logging
 import re
 from unittest.mock import patch
@@ -7,6 +8,7 @@ from unittest.mock import patch
 import pytest
 
 from meshtastic.supported_device import SupportedDevice
+from meshtastic.mesh_pb2 import MyNodeInfo
 from meshtastic.util import (
     Timeout,
     active_ports_on_supported_devices,
@@ -30,6 +32,7 @@ from meshtastic.util import (
     snake_to_camel,
     stripnl,
     support_info,
+    message_to_json,
 )
 
 
@@ -545,3 +548,9 @@ def test_active_ports_on_supported_devices_mac_duplicates_check(mock_platform, m
     }
     mock_platform.assert_called()
     mock_sp.assert_called()
+
+@pytest.mark.unit
+def test_message_to_json_shows_all():
+    actual = json.loads(message_to_json(MyNodeInfo()))
+    expected = { "myNodeNum": 0, "rebootCount": 0, "minAppVersion": 0 }
+    assert actual == expected

meshtastic/util.py

@@ -11,6 +11,7 @@ import threading
 import time
 import traceback
 from queue import Queue
+from google.protobuf.json_format import MessageToJson
 
 import pkg_resources
 import requests
@@ -22,7 +23,6 @@ from meshtastic.supported_device import supported_devices
 """Some devices such as a seger jlink we never want to accidentally open"""
 blacklistVids = dict.fromkeys([0x1366])
 
-
 def quoteBooleans(a_string):
     """Quote booleans
     given a string that contains ": true", replace with ": 'true'" (or false)
@@ -605,3 +605,7 @@ def check_if_newer_version():
     ) <= pkg_resources.parse_version(act_version):
         return None
     return pypi_version
+
+def message_to_json(message):
+    return stripnl(MessageToJson(message, always_print_fields_with_no_presence=True))
+