added preliminary logic on placement

nodes.lua

@@ -1,18 +1,66 @@
-minetest.register_node("littlebig:tardisglass",{
+-- Land building nodes
+
+-- When placing, check the sky strycture - if already present and owned by someone else, allow placing but don't activate
+-- Associate a block with its target coordinates othrwise. Once activated, placing anywhere else will lead you there.
+
+minetest.register_node("skytardis:tardisglass",{ -- non-craftable, non-obtainable
 	tiles = {"default_glass.png^[colorize:blue:90"},
-	walkable = false, -- maybe only when tardiswood is below it?
+	groups = {not_in_creative_inventory = 1},
-	groups = {choppy = 1, cracky = 2},
+	paramtype = "light",
-	--drawtype = "glasslike",
+	light_source = 5,
 })
 
-minetest.register_node("littlebig:tardiswood",{
+minetest.register_node("skytardis:tardiswood",{
 	tiles = {"default_tree.png^[colorize:blue:90"},
-	walkable = false, -- maybe only when tardisglass is above it?
 	groups = {choppy = 2, cracky = 1},
-	--drawtype = "glasslike",
+	stack_max = 1,
+	after_place_node = function(pos, placer, itemstack, pointed_thing)
+		local posplus = { x = pos.x, y = pos.y + 1, z = pos.z }
+		if minetest.is_protected(posplus,placer) then
+			return
+		end
+
+		minetest.set_node(posplus, {name = "skytardis:tardisglass"})
+
+		-- need to associate the sky place with this block, as part of inventory,
+		-- before trying to create a new sky realm
+
+		local metaraw = minetest.deserialize( itemstack:get_metadata() )
+		if not metaraw then
+			skytardis:setSkyStructureFor(pos.x, pos.z, placer)
+
+			metaraw = skytardis:getSkyStructureFor(pos.x, pos.z)
+
+			itemstack:set_metadata( minetest.serialize( metaraw ) )
+		end
+
+		local nodemeta = minetest:get_meta(pos)
+		nodemeta:set_string("owner",metaraw.owner) -- FIXME actually, use it for the hud display of who's it is
+		nodemeta:set_string("pos",minetest.serialize(metaraw.pos) )
+	end,
+	after_dig_node = function(pos,node,meta,digger)
+		local posplus = { x = pos.x, y = pos.y + 1, z = pos.z }
+		if minetest.is_protected(posplus,placer) then
+			return
+		end
+
+		minetest.set_node(posplus, {name = "air"})
+	end,
 })
 
-minetest.register_node("littlebig:tardisstone",{
+-- Sky building nodes
-	tiles = {"default_obsidian.png^[colorize:blue:90"},
+
-	groups = {unbreakable = 1}
+minetest.register_node("skytardis:tardispane",{
+	tiles = {"default_glass.png^[colorize:blue:90"},
+	groups = {unbreakble=1},
+	light_propagates = true,
+	sunlight_propagates = true,
+	--drawtype = "connectedglass", -- FIXME connected glass property, check
+})
+
+minetest.register_node("skytardis:tardisstone",{
+	tiles = {"default_obsidian.png^[colorize:blue:90"},
+	groups = {unbreakable = 1},
+	light_propagates = true,
+	sunlight_propagates = true,
 })