Convert the modpack into a standalone game for the Minetest engine

Integrated into the game is most of minetest_game as the stable base

mods/travelnet/travelnet.lua

@@ -0,0 +1,93 @@
+-- contains the node definition for a general travelnet that can be used by anyone
+--   further travelnets can only be installed by the owner or by people with the travelnet_attach priv
+--   digging of such a travelnet is limited to the owner and to people with the travelnet_remove priv (useful for admins to clean up)
+-- (this can be overrided in config.lua)
+-- Author: Sokomine
+local S = travelnet.S;
+
+minetest.register_node("travelnet:travelnet", {
+
+	description = S("Travelnet-Box"),
+
+	drawtype = "mesh",
+	mesh = "travelnet.obj",
+	sunlight_propagates = true,
+	paramtype = 'light',
+	paramtype2 = "facedir",
+	wield_scale = {x=0.6, y=0.6, z=0.6},
+	selection_box = {
+		type = "fixed",
+		fixed = { -0.5, -0.5, -0.5, 0.5, 1.5, 0.5 }
+	},
+
+	collision_box = {
+		type = "fixed",
+		fixed = {
+
+			{ 0.45, -0.5,-0.5,  0.5,  1.45, 0.5},
+			{-0.5 , -0.5, 0.45, 0.45, 1.45, 0.5}, 
+			{-0.5,  -0.5,-0.5 ,-0.45, 1.45, 0.5},
+
+			--groundplate to stand on
+			{ -0.5,-0.5,-0.5,0.5,-0.45, 0.5}, 
+			--roof
+			{ -0.5, 1.45,-0.5,0.5, 1.5, 0.5}, 
+
+			-- control panel
+			--                { -0.2, 0.6,  0.3, 0.2, 1.1,  0.5},
+
+		},
+	},
+
+	tiles = travelnet.tiles_travelnet,
+
+	inventory_image = travelnet.travelnet_inventory_image,
+
+	groups = {}, --cracky=1,choppy=1,snappy=1},
+
+    light_source = 10,
+
+    after_place_node  = function(pos, placer, itemstack)
+	local meta = minetest.get_meta(pos);
+	travelnet.reset_formspec( meta );
+        meta:set_string("owner",          placer:get_player_name() );
+    end,
+    
+    on_receive_fields = travelnet.on_receive_fields,
+    on_punch          = function(pos, node, puncher)
+                             travelnet.update_formspec(pos, puncher:get_player_name(), nil)
+    end,
+
+    can_dig = function( pos, player )
+                          return travelnet.can_dig( pos, player, 'travelnet box' )
+    end,
+
+    after_dig_node = function(pos, oldnode, oldmetadata, digger)
+			  travelnet.remove_box( pos, oldnode, oldmetadata, digger )
+    end,
+
+    -- TNT and overenthusiastic DMs do not destroy travelnets
+    on_blast = function(pos, intensity)
+    end,
+
+    -- taken from VanessaEs homedecor fridge
+    on_place = function(itemstack, placer, pointed_thing)
+
+       local pos = pointed_thing.above;
+       local def = minetest.registered_nodes[
+             minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name]
+       if not def or not def.buildable_to then
+
+          minetest.chat_send_player( placer:get_player_name(), S('Not enough vertical space to place the travelnet box!'))
+          return;
+       end
+       return minetest.item_place(itemstack, placer, pointed_thing);
+    end,
+
+})
+
+--[
+minetest.register_craft({
+        output = "travelnet:travelnet",
+        recipe = travelnet.travelnet_recipe,
+})