digiline: plaintext messages for broadcast

craft.lua

@@ -18,13 +18,11 @@ if minetest.get_modpath("technic") then
   battery = 'technic:battery'
 end
 
-
 minetest.register_craftitem("ham_radio:circuit", {
   description = "Radio Circuit",
   inventory_image = "ham_radio_circuit.png",
 })
 
-
 minetest.register_craft({
   output = "ham_radio:circuit",
   recipe = {
@@ -33,7 +31,6 @@ minetest.register_craft({
   }
 })
 
-
 minetest.register_craft({
   output = "ham_radio:handheld_receiver",
   recipe = {

digiline.lua

@@ -1,12 +1,29 @@
 ham_radio.digiline_effector = function(pos, _, channel, msg)
-  local digiline_channel = ham_radio.settings.digiline_channel -- static channel
+  local command_channel = ham_radio.settings.digiline_channel -- static channel
+  local broadcast_channel = ham_radio.settings.digiline_broadcast_channel
 
-  if type(msg) ~= "table" or channel ~= digiline_channel then
+  if channel ~= command_channel and channel ~= broadcast_channel then
     return
   end
 
   local meta = minetest.get_meta(pos)
 
+  -- broadcast channel - text message
+  if channel == broadcast_channel then
+    if type(msg) == "string" then
+      meta:set_string("broadcast_message", msg)
+      ham_radio.transmitter_update_infotext(meta)
+      ham_radio.save_transmitter(pos, meta)
+    end
+    return
+  end
+
+  -- command channel
+
+  if type(msg) ~= "table" then
+    return
+  end
+
   if msg.command == "get" then
     digilines.receptor_send(pos, digilines.rules.default, digiline_channel, {
       frequency = meta:get_string("frequency"),

init.lua

@@ -28,6 +28,7 @@ ham_radio = {
       max = 9999999
     },
     digiline_channel = "ham_radio",
+    digiline_broadcast_channel = "ham_radio_broadcast",
   }
 }
 

transmitter.lua

@@ -76,7 +76,7 @@ minetest.register_node("ham_radio:transmitter", {
   digiline = {
     receptor = {action = function() end},
     effector = {
-            action = ham_radio.digiline_effector
+      action = ham_radio.digiline_effector
     },
   },
 });