-- minetest.register_on_placenode(func(pos, newnode, placer))
-- minetest.register_on_dignode(func(pos, oldnode, digger))
-- minetest.register_on_punchnode(func(pos, node, puncher))
+-- minetest.register_on_generated(func(minp, maxp))
-- minetest.register_on_newplayer(func(ObjectRef))
-- minetest.register_on_respawnplayer(func(ObjectRef))
-- ^ return true in func to disable regular player placement
+-- minetest.register_on_chat_message(func(name, message))
-- minetest.setting_get(name)
-- minetest.setting_getbool(name)
+-- minetest.chat_send_all(text)
+-- minetest.chat_send_player(name, text)
--
-- Global objects:
-- minetest.env - environment reference
-- - remove_node(pos)
-- - get_node(pos)
-- - add_luaentity(pos, name)
+-- - get_meta(pos) -- Get a NodeMetaRef at that position
+--
+-- NodeMetaRef
+-- - get_type()
+-- - allows_text_input()
+-- - set_text(text) -- eg. set the text of a sign
+-- - get_text()
+-- - get_owner()
+-- - set_infotext(infotext)
+-- - inventory_set_list(name, {item1, item2, ...})
+-- - inventory_get_list(name)
+-- - set_inventory_draw_spec(string)
+-- - set_allow_text_input(bool)
+-- - set_allow_removal(bool)
+-- - set_enforce_owner(bool)
+-- - is_inventory_modified()
+-- - reset_inventory_modified()
+-- - is_text_modified()
+-- - reset_text_modified()
+-- - set_string(name, value)
+-- - get_string(name)
--
-- ObjectRef is basically ServerActiveObject.
-- ObjectRef methods:
-- - setpos(pos); pos={x=num, y=num, z=num}
-- - moveto(pos, continuous=false): interpolated move
-- - add_to_inventory(itemstring): add an item to object inventory
+-- - settexturemod(mod)
+-- - setsprite(p={x=0,y=0}, num_frames=1, framelength=0.2,
+-- - select_horiz_by_yawpitch=false)
--
-- Registered entities:
-- - Functions receive a "luaentity" as self:
collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
visual = "cube",
textures = {"tnt_top.png","tnt_bottom.png","tnt_side.png","tnt_side.png","tnt_side.png","tnt_side.png"},
- --visual = "single_sprite",
- --textures = {"mese.png^[forcesingle"},
-- Initial value for our timer
timer = 0,
-- Number of punches required to defuse
print("Registering TNT");
minetest.register_entity("TNT", TNT)
+
+minetest.register_entity("testentity", {
+ -- Static definition
+ physical = true, -- Collides with things
+ -- weight = 5,
+ collisionbox = {-0.7,-1.35,-0.7, 0.7,1.0,0.7},
+ --collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
+ visual = "sprite",
+ visual_size = {x=2, y=3},
+ textures = {"dungeon_master.png^[makealpha:128,0,0^[makealpha:128,128,0"},
+ spritediv = {x=6, y=5},
+ initial_sprite_basepos = {x=0, y=0},
+
+ on_activate = function(self, staticdata)
+ print("testentity.on_activate")
+ self.object:setsprite({x=0,y=0}, 1, 0, true)
+ --self.object:setsprite({x=0,y=0}, 4, 0.3, true)
+
+ -- Set gravity
+ self.object:setacceleration({x=0, y=-10, z=0})
+ -- Jump a bit upwards
+ self.object:setvelocity({x=0, y=10, z=0})
+ end,
+
+ on_punch = function(self, hitter)
+ self.object:remove()
+ hitter:add_to_inventory('CraftItem testobject1 1')
+ end,
+})
+
--
-- Falling stuff
--
register_falling_node("sand", "sand.png")
register_falling_node("gravel", "gravel.png")
---[[
-minetest.register_entity("falling_sand", {
- -- Definition
- collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
- visual = "cube",
- textures = {"sand.png","sand.png","sand.png","sand.png","sand.png","sand.png"},
- -- State
- fallspeed = 0,
- -- Methods
- on_step = function(self, dtime)
- -- Apply gravity
- self.fallspeed = self.fallspeed + dtime * 5
- fp = self.object:getpos()
- fp.y = fp.y - self.fallspeed * dtime
- self.object:moveto(fp)
- -- Turn to actual sand when collides to ground or just move
- bcp = {x=fp.x, y=fp.y-0.5, z=fp.z} -- Position of bottom center point
- bcn = minetest.env:get_node(bcp)
- if bcn.name ~= "air" then
- -- Turn to a sand node
- np = {x=bcp.x, y=bcp.y+1, z=bcp.z}
- minetest.env:add_node(np, {name="sand"})
- self.object:remove()
- else
- -- Do nothing
- end
- end
-})
---]]
-
--
-- Global callbacks
--
-- return true
end)
+minetest.register_on_generated(function(minp, maxp)
+ --print("on_generated: minp="..dump(minp).." maxp="..dump(maxp))
+ --cp = {x=(minp.x+maxp.x)/2, y=(minp.y+maxp.y)/2, z=(minp.z+maxp.z)/2}
+ --minetest.env:add_node(cp, {name="sand"})
+end)
+
-- Example setting get
print("setting max_users = " .. dump(minetest.setting_get("max_users")))
print("setting asdf = " .. dump(minetest.setting_get("asdf")))
+minetest.register_on_chat_message(function(name, message)
+ print("on_chat_message: name="..dump(name).." message="..dump(message))
+ local cmd = "/testcommand"
+ if message:sub(0, #cmd) == cmd then
+ print(cmd.." invoked")
+ return true
+ end
+ local cmd = "/help"
+ if message:sub(0, #cmd) == cmd then
+ print("script-overridden help command")
+ minetest.chat_send_all("script-overridden help command")
+ return true
+ end
+end)
+
+-- Grow papyrus on TNT every 10 seconds
+--[[minetest.register_abm({
+ nodenames = {"TNT"},
+ interval = 10.0,
+ chance = 1,
+ action = function(pos, node, active_object_count, active_object_count_wider)
+ print("TNT ABM action")
+ pos.y = pos.y + 1
+ minetest.env:add_node(pos, {name="papyrus"})
+ end,
+})]]
+
+-- Replace texts of alls signs with "foo" every 10 seconds
+--[[minetest.register_abm({
+ nodenames = {"sign_wall"},
+ interval = 10.0,
+ chance = 1,
+ action = function(pos, node, active_object_count, active_object_count_wider)
+ print("ABM: Sign text changed")
+ local meta = minetest.env:get_meta(pos)
+ meta:set_text("foo")
+ end,
+})]]
+
+-- LuaNodeMetadata should support something like this
+--meta.setvar("somevariable", {x=0, y=0, z=0})
+--meta.getvar("somevariable") -> {x=0, y=0, z=0}
+
+--
+-- Random stuff
+--
+
+minetest.register_node("luafurnace", {
+ tile_images = {"lava.png", "furnace_side.png", "furnace_side.png",
+ "furnace_side.png", "furnace_side.png", "furnace_front.png"},
+ --inventory_image = "furnace_front.png",
+ inventory_image = inventorycube("furnace_front.png"),
+ paramtype = "facedir_simple",
+ metadata_name = "generic",
+ material = digprop_stonelike(3.0),
+})
+
+minetest.register_on_placenode(function(pos, newnode, placer)
+ if newnode.name == "luafurnace" then
+ print("get_meta");
+ local meta = minetest.env:get_meta(pos)
+ print("inventory_set_list");
+ meta:inventory_set_list("fuel", {""})
+ print("inventory_set_list");
+ meta:inventory_set_list("src", {""})
+ print("inventory_set_list");
+ meta:inventory_set_list("dst", {"","","",""})
+ print("set_inventory_draw_spec");
+ meta:set_inventory_draw_spec(
+ "invsize[8,9;]"
+ .."list[current_name;fuel;2,3;1,1;]"
+ .."list[current_name;src;2,1;1,1;]"
+ .."list[current_name;dst;5,1;2,2;]"
+ .."list[current_player;main;0,5;8,4;]"
+ )
+
+ local total_cooked = 0;
+ print("set_string")
+ meta:set_string("total_cooked", total_cooked)
+ print("set_infotext");
+ meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
+ end
+end)
+
+function stackstring_take_item(stackstring)
+ if stackstring == nil then
+ return '', nil
+ end
+ local stacktype = nil
+ stacktype = string.match(stackstring,
+ '([%a%d]+Item[%a%d]*)')
+ if stacktype == "NodeItem" or stacktype == "CraftItem" then
+ local itemtype = nil
+ local itemname = nil
+ local itemcount = nil
+ itemtype, itemname, itemcount = string.match(stackstring,
+ '([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
+ itemcount = tonumber(itemcount)
+ if itemcount == 0 then
+ return '', nil
+ elseif itemcount == 1 then
+ return '', {type=itemtype, name=itemname}
+ else
+ return itemtype.." \""..itemname.."\" "..(itemcount-1),
+ {type=itemtype, name=itemname}
+ end
+ elseif stacktype == "ToolItem" then
+ local itemtype = nil
+ local itemname = nil
+ local itemwear = nil
+ itemtype, itemname, itemwear = string.match(stackstring,
+ '([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
+ itemwear = tonumber(itemwear)
+ return '', {type=itemtype, name=itemname, wear=itemwear}
+ end
+end
+
+function stackstring_put_item(stackstring, item)
+ if item == nil then
+ return stackstring, false
+ end
+ stackstring = stackstring or ''
+ local stacktype = nil
+ stacktype = string.match(stackstring,
+ '([%a%d]+Item[%a%d]*)')
+ stacktype = stacktype or ''
+ if stacktype ~= '' and stacktype ~= item.type then
+ return stackstring, false
+ end
+ if item.type == "NodeItem" or item.type == "CraftItem" then
+ local itemtype = nil
+ local itemname = nil
+ local itemcount = nil
+ itemtype, itemname, itemcount = string.match(stackstring,
+ '([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
+ itemtype = itemtype or item.type
+ itemname = itemname or item.name
+ if itemcount == nil then
+ itemcount = 0
+ end
+ itemcount = itemcount + 1
+ return itemtype.." \""..itemname.."\" "..itemcount, true
+ elseif item.type == "ToolItem" then
+ if stacktype ~= nil then
+ return stackstring, false
+ end
+ local itemtype = nil
+ local itemname = nil
+ local itemwear = nil
+ itemtype, itemname, itemwear = string.match(stackstring,
+ '([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
+ itemwear = tonumber(itemwear)
+ return itemtype.." \""..itemname.."\" "..itemwear, true
+ end
+ return stackstring, false
+end
+
+function stackstring_put_stackstring(stackstring, src)
+ while src ~= '' do
+ --print("src="..dump(src))
+ src, item = stackstring_take_item(src)
+ --print("src="..dump(src).." item="..dump(item))
+ local success
+ stackstring, success = stackstring_put_item(stackstring, item)
+ if not success then
+ return stackstring, false
+ end
+ end
+ return stackstring, true
+end
+
+function test_stack()
+ local stack
+ local item
+ local success
+
+ stack, item = stackstring_take_item('NodeItem "TNT" 3')
+ assert(stack == 'NodeItem "TNT" 2')
+ assert(item.type == 'NodeItem')
+ assert(item.name == 'TNT')
+
+ stack, item = stackstring_take_item('CraftItem "with spaces" 2')
+ assert(stack == 'CraftItem "with spaces" 1')
+ assert(item.type == 'CraftItem')
+ assert(item.name == 'with spaces')
+
+ stack, item = stackstring_take_item('CraftItem "with spaces" 1')
+ assert(stack == '')
+ assert(item.type == 'CraftItem')
+ assert(item.name == 'with spaces')
+
+ stack, item = stackstring_take_item('CraftItem "s8df2kj3" 0')
+ assert(stack == '')
+ assert(item == nil)
+
+ stack, item = stackstring_take_item('ToolItem "With Spaces" 32487')
+ assert(stack == '')
+ assert(item.type == 'ToolItem')
+ assert(item.name == 'With Spaces')
+ assert(item.wear == 32487)
+
+ stack, success = stackstring_put_item('NodeItem "With Spaces" 40',
+ {type='NodeItem', name='With Spaces'})
+ assert(stack == 'NodeItem "With Spaces" 41')
+ assert(success == true)
+
+ stack, success = stackstring_put_item('CraftItem "With Spaces" 40',
+ {type='CraftItem', name='With Spaces'})
+ assert(stack == 'CraftItem "With Spaces" 41')
+ assert(success == true)
+
+ stack, success = stackstring_put_item('ToolItem "With Spaces" 32487',
+ {type='ToolItem', name='With Spaces'})
+ assert(stack == 'ToolItem "With Spaces" 32487')
+ assert(success == false)
+
+ stack, success = stackstring_put_item('NodeItem "With Spaces" 40',
+ {type='ToolItem', name='With Spaces'})
+ assert(stack == 'NodeItem "With Spaces" 40')
+ assert(success == false)
+
+ assert(stackstring_put_stackstring('NodeItem "With Spaces" 2',
+ 'NodeItem "With Spaces" 1') == 'NodeItem "With Spaces" 3')
+end
+test_stack()
+
+minetest.register_abm({
+ nodenames = {"luafurnace"},
+ interval = 1.0,
+ chance = 1,
+ action = function(pos, node, active_object_count, active_object_count_wider)
+ local meta = minetest.env:get_meta(pos)
+ local fuellist = meta:inventory_get_list("fuel")
+ local srclist = meta:inventory_get_list("src")
+ local dstlist = meta:inventory_get_list("dst")
+ if fuellist == nil or srclist == nil or dstlist == nil then
+ return
+ end
+ _, srcitem = stackstring_take_item(srclist[1])
+ _, fuelitem = stackstring_take_item(fuellist[1])
+ if not srcitem or not fuelitem then return end
+ if fuelitem.type == "NodeItem" then
+ local prop = minetest.registered_nodes[fuelitem.name]
+ if prop == nil then return end
+ if prop.furnace_burntime < 0 then return end
+ else
+ return
+ end
+ local resultstack = nil
+ if srcitem.type == "NodeItem" then
+ local prop = minetest.registered_nodes[srcitem.name]
+ if prop == nil then return end
+ if prop.cookresult_item == "" then return end
+ resultstack = prop.cookresult_item
+ else
+ return
+ end
+
+ if resultstack == nil then
+ return
+ end
+
+ dstlist[1], success = stackstring_put_stackstring(dstlist[1], resultstack)
+ if not success then
+ return
+ end
+
+ fuellist[1], _ = stackstring_take_item(fuellist[1])
+ srclist[1], _ = stackstring_take_item(srclist[1])
+
+ meta:inventory_set_list("fuel", fuellist)
+ meta:inventory_set_list("src", srclist)
+ meta:inventory_set_list("dst", dstlist)
+
+ local total_cooked = meta:get_string("total_cooked")
+ total_cooked = tonumber(total_cooked) + 1
+ meta:set_string("total_cooked", total_cooked)
+ meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
+ end,
+})
+
+minetest.register_craft({
+ output = 'NodeItem "luafurnace" 1',
+ recipe = {
+ {'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
+ {'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
+ {'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
+ }
+})
+
--
-- Done, print some random stuff
--