214 lines
8.2 KiB
Lua
214 lines
8.2 KiB
Lua
teleports = {}
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teleports.teleports = {}
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teleports.lastplayername =""
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teleports.filename = minetest.get_worldpath() .. "/teleports.txt"
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function teleports:save()
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local datastring = minetest.serialize(self.teleports)
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if not datastring then
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return
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end
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local file, err = io.open(self.filename, "w")
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if err then
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return
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end
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file:write(datastring)
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file:close()
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end
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function teleports:load()
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local file, err = io.open(self.filename, "r")
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if err then
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self.teleports = {}
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return
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end
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self.teleports = minetest.deserialize(file:read("*all"))
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if type(self.teleports) ~= "table" then
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self.teleports = {}
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end
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file:close()
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end
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function teleports:find_nearby(pos, count)
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local nearby = {}
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for i = #teleports.teleports, 1, -1 do
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local EachTeleport = teleports.teleports[i]
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if not vector.equals(EachTeleport.pos, pos) and vector.distance(EachTeleport.pos, pos) < 260 then
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table.insert(nearby, EachTeleport)
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if #nearby>count then
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break
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end
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end
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end
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return nearby
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end
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teleports.set_formspec = function(pos)
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local meta = minetest.get_meta(pos)
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local node = minetest.get_node(pos)
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local buttons = "";
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for i, EachTeleport in ipairs( teleports:find_nearby(pos, 5) ) do
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buttons = buttons.."button_exit[3,"..(i)..";2,0.5;tp"..i..";GO>"..EachTeleport.pos.x..","..EachTeleport.pos.y..","..EachTeleport.pos.z.."]";
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end
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meta:set_string("formspec", "size[8,10;]"
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.."label[0,0;" .. 'Go to available teleports! Use mossy cobble as fuel!' .. "]"
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.."list[current_name;price;0,1;1,1;]"
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..buttons
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.."button_exit[1,5;2,0.5;cancel;Cancel]"
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.."list[current_player;main;0,6;8,4;]")
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end
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teleports.on_receive_fields = function(pos, formname, fields, player)
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local meta = minetest.env:get_meta(pos);
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local inv = meta:get_inventory();
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local price = {name="default:mossycobble", count=1, wear=0, metadata=""}
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if fields.tp1 or fields.tp2 or fields.tp3 or fields.tp4 or fields.tp5 or fields.tp6 then
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if inv:contains_item("price", price) then
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inv:remove_item("price", price);
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local available = teleports:find_nearby(pos, 5)
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if player ~= nil and player:is_player() then
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if fields.tp1 and #available>0 then
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player:setpos({x=available[1].pos.x,y=available[1].pos.y+0.5,z=available[1].pos.z})
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teleports.lastplayername = player:get_player_name()
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elseif fields.tp2 and #available>1 then
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player:setpos({x=available[2].pos.x,y=available[2].pos.y+0.5,z=available[2].pos.z})
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teleports.lastplayername = player:get_player_name()
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elseif fields.tp3 and #available>2 then
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player:setpos({x=available[3].pos.x,y=available[3].pos.y+0.5,z=available[3].pos.z})
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teleports.lastplayername = player:get_player_name()
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elseif fields.tp4 and #available>3 then
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player:setpos({x=available[3].pos.x,y=available[3].pos.y+0.5,z=available[3].pos.z})
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teleports.lastplayername = player:get_player_name()
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elseif fields.tp5 and #available>4 then
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player:setpos({x=available[5].pos.x,y=available[5].pos.y+0.5,z=available[5].pos.z})
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teleports.lastplayername = player:get_player_name()
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elseif fields.tp6 and #available>5 then
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player:setpos({x=available[6].pos.x,y=available[6].pos.y+0.5,z=available[6].pos.z})
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teleports.lastplayername = player:get_player_name()
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end
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end
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teleports.set_formspec(pos)
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end
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end
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end
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teleports.allow_metadata_inventory_put = function(pos, listname, index, stack, player)
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if listname=="price" and stack:get_name()=="default:mossycobble" then
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return 99
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else
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return 0
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end
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end
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teleports.allow_metadata_inventory_take = function(pos, listname, index, stack, player)
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return 0
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end
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teleports:load()
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minetest.register_node("teleports:teleport", {
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description = "Teleport",
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drawtype = "glasslike",
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tiles = {"teleports_teleport_top.png"},
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is_ground_content = false,
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light_source = LIGHT_MAX,
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groups = {cracky=1, level=3},
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drop = 'default:diamond',
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sounds = default.node_sound_stone_defaults(),
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after_place_node = function(pos, placer)
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if placer and placer:is_player() then
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local meta = minetest.env:get_meta(pos)
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local inv = meta:get_inventory()
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inv:set_size("price", 1)
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local initialcharge = {name="default:mossycobble", count=30, wear=0, metadata=""}
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inv:add_item("price", initialcharge)
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teleports.set_formspec(pos)
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table.insert(teleports.teleports, {pos=vector.round(pos)} )
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teleports:save()
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end
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end,
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on_destruct = function(pos)
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for i, EachTeleport in ipairs(teleports.teleports) do
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if vector.equals(EachTeleport.pos, pos) then
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table.remove(teleports.teleports, i)
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teleports:save()
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end
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end
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end,
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on_receive_fields = teleports.on_receive_fields,
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allow_metadata_inventory_put = teleports.allow_metadata_inventory_put,
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allow_metadata_inventory_take = teleports.allow_metadata_inventory_take,
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})
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--redefine diamond
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minetest.register_node(":default:diamondblock", {
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description = "Diamond Block",
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tiles = {"default_diamond_block.png"},
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is_ground_content = true,
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groups = {cracky=1,level=3},
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sounds = default.node_sound_stone_defaults(),
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on_place = function(itemstack, placer, pointed_thing)
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local stack = ItemStack("default:diamondblock")
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local pos = pointed_thing.above
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if
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minetest.get_node({x=pos.x+1,y=pos.y,z=pos.z}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x+1,y=pos.y,z=pos.z+1}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x+1,y=pos.y,z=pos.z-1}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x-1,y=pos.y,z=pos.z}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x-1,y=pos.y,z=pos.z+1}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x-1,y=pos.y,z=pos.z-1}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x,y=pos.y,z=pos.z+1}).name=="default:diamondblock" and
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minetest.get_node({x=pos.x,y=pos.y,z=pos.z-1}).name=="default:diamondblock"
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then
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stack = ItemStack("teleports:teleport")
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end
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local ret = minetest.item_place(stack, placer, pointed_thing)
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if ret==nil then
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return itemstack
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else
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return ItemStack("default:diamondblock "..itemstack:get_count()-(1-ret:get_count()))
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end
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end,
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})
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minetest.register_abm({
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nodenames = {"teleports:teleport"},
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interval = 10,
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chance = 1,
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action = function(pos)
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local objectsnear=minetest.get_objects_inside_radius({x=pos.x,y=pos.y+0.5,z=pos.z}, 0.52);
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if #objectsnear>0 then
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local player = objectsnear[1];
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if player:is_player() and player:get_player_name()~=teleports.lastplayername then
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local positions = teleports:find_nearby(pos, 10)
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if #positions>0 then
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local key = math.random(1, #positions)
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local dir, dirmag;
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local view = player:get_look_dir();
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local dist, distmin; distmin = 99;
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for i=1,#positions do -- find teleport closest to where player is looking
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dir = {x=positions[i].pos.x-pos.x,y=positions[i].pos.y-pos.y,z=positions[i].pos.z-pos.z};
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dirmag = math.sqrt(dir.x*dir.x+dir.y*dir.y+dir.z*dir.z); if dirmag == 0 then dirmag = 1 end
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dir.x=dir.x/dirmag;dir.y=dir.y/dirmag;dir.z=dir.z/dirmag;
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dir.x = view.x-dir.x;dir.y = view.y-dir.y;dir.z = view.z-dir.z;
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dist = math.sqrt(dir.x*dir.x+dir.y*dir.y+dir.z*dir.z);
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if dist<distmin then distmin = dist; key = i end
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end
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local pos2 = positions[key].pos
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teleports.lastplayername = player:get_player_name()
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if math.random(1, 100) > 5 then
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player:setpos({x=pos2.x,y=pos2.y+0.5,z=pos2.z})
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else
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player:setpos({x=pos2.x-5+math.random(1, 10),y=pos2.y+3,z=pos2.z-5+math.random(1, 10)})
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end
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end
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else
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teleports.lastplayername = ""
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end
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end
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end,
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})
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