Liquid Pumps: Fix issue with undetected pipe connection gaps

chemistry/ta4_doser.lua

@@ -292,6 +292,7 @@ minetest.register_node("techage:ta4_doser", {
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
 		techage.remove_node(pos, oldnode, oldmetadata)
 		Pipe:after_dig_node(pos)
+		liquid.after_dig_pump(pos)
 		techage.del_mem(pos)
 	end,
 	on_receive_fields = on_receive_fields,

chemistry/ta4_liquid_filter.lua

@@ -105,6 +105,8 @@ minetest.register_node("techage:ta4_liquid_filter_filler", {
 	end,
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
 		Pipe:after_dig_node(pos)
+		liquid.after_dig_pump(pos)
+		techage.del_mem(pos)
 	end,
 
 	paramtype = "light",

chemistry/ta4_stand.lua

@@ -117,6 +117,7 @@ minetest.register_node("techage:ta4_reactor_stand", {
 	after_dig_node = function(pos, oldnode)
 		Pipe:after_dig_node(pos)
 		Cable:after_dig_node(pos)
+		liquid.after_dig_pump(pos)
 		techage.del_mem(pos)
 	end,
 	

liquids/node_api.lua

@@ -235,3 +235,14 @@ function liquid.update_network(pos, outdir)
 	networks.node_connections(pos, Pipe)
 	delete_netID(pos, outdir)
 end
+
+-- To be called from each pump in 'after_dig_node'
+-- before calling 'techage.del_mem(pos)'
+function liquid.after_dig_pump(pos)
+	local nvm = techage.get_nvm(pos)
+	if nvm.pipe2 and nvm.pipe2.netIDs then
+		for outdir, netID in pairs(nvm.pipe2.netIDs) do
+			networks.delete_network("pipe2", netID)
+		end
+	end
+end

liquids/pump.lua

@@ -135,6 +135,7 @@ end
 
 local function after_dig_node(pos, oldnode, oldmetadata, digger)
 	Pipe:after_dig_node(pos)
+	liquid.after_dig_pump(pos)
 	techage.del_mem(pos)
 end
 

liquids/waterpump.lua

@@ -126,6 +126,7 @@ end
 local function after_dig_node(pos, oldnode, oldmetadata, digger)
 	Pipe:after_dig_node(pos)
 	Cable:after_dig_node(pos)
+	liquid.after_dig_pump(pos)
 	techage.del_mem(pos)
 end