Implement IO functions for outputs; add case for inventory in multimeter

mods/sparkapi/lua/io.lua

@@ -4,6 +4,7 @@ sparktech.getoption = function(nodepos, optionname)
 	local node = minetest.get_node(nodepos)
 	local meta = minetest.get_meta(nodepos)
 	local optionsdef = minetest.registered_nodes[node.name]._sparkoption
+	if iodebug and not optionsdef then error("Getoption called on node that shouldn't have options!") end
 	if iodebug and not optionsdef[optionname] then
 		error("optioname " ..optionname .. " for " .. node.name .." is not defined!")
 	end
@@ -23,5 +24,18 @@ sparktech.setoption = function(nodepos, optionname, optionvalue)
 		error("optioname " .. optionname .. " for " .. node.name .." is not defined!")
 	end
 	meta:set(optionname, minetest:serialize(optionvalue))
+	nodeminetest.registered_nodes[node.name]._sparkoptionchanged(nodepos, optionname)
+end
+
+
+sparktech.getoutput = function(nodepos, outputname)
+	assert(nodepos, "No position passed to getoutput!")
+	assert(outputname, "No name passed to getoutput!")
+	local sparkfunction = minetest.registered_nodes[minetest.get_node(nodepos).name]._sparkoutput[outputname]
+	return sparkfunction(nodepos)
+end
+
+
+sparktech.getoutputtype = function(nodepos, outputname)
+	return minetest.registered_nodes[minetest.get_node(nodepos).name]._sparkoutputtype[outputname]
 end
-	

mods/sparkdebug/lua/multimeter.lua

@@ -101,6 +101,8 @@ minetest.register_globalstep(function(dtime)
 						else
 							hudString = hudString  .. outputname .. ": " .. output:get_name() .. "[" .. output:get_count() .. "] (item)\n"
 						end
+					elseif outputType == "Inventory" then
+						hudString = hudString .. outputname .. ": Inventory (viewing not implemented)"
 					else
 						hudString = hudString .. outputType .. "?\n".. dump2(output)
 					end

mods/sparkgenerator/lua/solar.lua

@@ -36,6 +36,9 @@ minetest.register_node(NAME .. ":solar", {
 			return minetest.get_node_light(nodepos)
 		end
 	},
+	_sparkoutputtype = {
+		lightLevel = type(1)
+	}
 })
 
 

mods/sparkmachine/lua/quarry.lua

@@ -397,7 +397,39 @@ minetest.register_node( NAME .. ":quarry", {
 
 	--on_destruct = function(pos, player) player:get_meta():set_string(NAME .. ":quarry_pos" , "") end,
 	allow_metadata_inventory_put = function(_,_,_, stack) return stack:get_count() end,
-	allow_metadata_inventory_take = function(_, _, _, stack) return stack:get_count() end
+	allow_metadata_inventory_take = function(_, _, _, stack) return stack:get_count() end,
+	_sparkoptionchanged = function(pos, name)
+		if name == "enabled" then
+			local timer = minetest.get_node_timer(pos)
+			if sparktech.getoption(pos, name) then
+				timer:start(0.1)
+			else
+				timer:stop()
+			end
+		elseif name == "depth" then
+			if sparktech.getoption(pos, name) > MAX_DEPTH then
+				local meta = minetest.get_meta(nodepos)
+				meta:set_int("depth", MAX_DEPTH)
+			end
+		end
+	end,
+	_sparkoption = {
+		enabled = true,
+		depth = MAX_DEPTH,
+	},
+	_sparkoutput = {
+		items = function(nodepos)
+			local meta = minetest.get_meta(nodepos)
+			return meta:get_inventory()
+		end,
+		reachedDepth = function(nodepos)
+			return 0
+		end
+	},
+	_sparkoutputtype = {
+		items = "Inventory",
+		reachedDepth = type(0)
+	}
 })