235 lines
6.9 KiB
Lua
Executable File
235 lines
6.9 KiB
Lua
Executable File
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--
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-- Falling stuff custom for protected area
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--
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minetest.register_entity(":__builtin:falling_node", {
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initial_properties = {
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physical = true,
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collide_with_objects = false,
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collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
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visual = "wielditem",
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textures = {},
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visual_size = {x=0.667, y=0.667},
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owner = "falling",
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},
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node = {},
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set_node = function(self, node)
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self.node = node
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local stack = ItemStack(node.name)
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local itemtable = stack:to_table()
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local itemname = nil
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if itemtable then
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itemname = stack:to_table().name
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end
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local item_texture = nil
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local item_type = ""
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if minetest.registered_items[itemname] then
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item_texture = minetest.registered_items[itemname].inventory_image
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item_type = minetest.registered_items[itemname].type
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end
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local prop = {
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is_visible = true,
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textures = {node.name},
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}
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self.object:set_properties(prop)
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end,
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set_owner = function(self, owner)
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if owner ~= nil then
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self.owner = "falling"
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else
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self.owner = owner
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end
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end,
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get_staticdata = function(self)
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return self.node.name
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end,
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on_activate = function(self, staticdata)
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self.object:set_armor_groups({immortal=1})
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self:set_node({name=staticdata})
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end,
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on_step = function(self, dtime)
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-- Set gravity
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self.object:setacceleration({x=0, y=-10, z=0})
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-- Turn to actual sand when collides to ground or just move
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local pos = self.object:getpos()
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local bcp = {x=pos.x, y=pos.y-0.7, z=pos.z} -- Position of bottom center point
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local bcn = minetest.get_node(bcp)
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local bcd = minetest.registered_nodes[bcn.name]
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-- Note: walkable is in the node definition, not in item groups
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if not bcd or
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(bcd.walkable or
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(minetest.get_item_group(self.node.name, "float") ~= 0 and
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bcd.liquidtype ~= "none")) then
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if bcd and bcd.leveled and
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bcn.name == self.node.name then
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local addlevel = self.node.level
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if addlevel == nil or addlevel <= 0 then
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addlevel = bcd.leveled
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end
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if minetest.add_node_level(bcp, addlevel) == 0 then
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self.object:remove()
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return
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end
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elseif bcd and bcd.buildable_to and
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(minetest.get_item_group(self.node.name, "float") == 0 or
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bcd.liquidtype == "none") then
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minetest.remove_node(bcp)
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return
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end
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local np = {x=bcp.x, y=bcp.y+1, z=bcp.z}
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-- Check what's here
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local n2 = minetest.get_node(np)
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-- If it's not air or liquid, remove node and replace it with
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-- it's drops
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if n2.name ~= "air" and (not minetest.registered_nodes[n2.name] or
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minetest.registered_nodes[n2.name].liquidtype == "none") then
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minetest.remove_node(np)
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if minetest.registered_nodes[n2.name].buildable_to == false then
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-- Add dropped items
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local drops = minetest.get_node_drops(n2.name, "")
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local _, dropped_item
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for _, dropped_item in ipairs(drops) do
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minetest.add_item(np, dropped_item)
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end
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end
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-- Run script hook
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local _, callback
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for _, callback in ipairs(minetest.registered_on_dignodes) do
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callback(np, n2, nil)
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end
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end
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-- Create node and remove entity
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if self.owner == nil or self.owner == "falling" and not minetest.is_protected(pos,"") then
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minetest.add_node(np, self.node)
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else
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if not minetest.is_protected(pos,self.owner) then
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minetest.log("action", self.owner
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.. " falling node " .. self.node.name
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.. " at"
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.. minetest.pos_to_string(pos))
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minetest.add_node(np, self.node)
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else
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minetest.log("action", self.owner
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.. " try to falling node " .. self.node.name
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.. " at protected position "
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.. minetest.pos_to_string(pos))
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minetest.add_item(np, self.node)
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end
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end
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self.object:remove()
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nodeupdate(np)
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return
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end
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local vel = self.object:getvelocity()
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if vector.equals(vel, {x=0,y=0,z=0}) then
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local npos = self.object:getpos()
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self.object:setpos(vector.round(npos))
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end
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end
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})
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minetest.override_item("default:lava_source", {
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on_place = function(itemstack, placer, pointed_thing)
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if not pointed_thing.type == "node" then
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return itemstack
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end
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local pn = placer:get_player_name()
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if minetest.is_protected(pointed_thing.above, pn) then
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return itemstack
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end
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minetest.add_node(pointed_thing.above, {name=itemstack:get_name()})
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local meta = minetest.get_meta(pointed_thing.above)
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meta:set_string("owner", pn)
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nodeupdate(pointed_thing.above)
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if not minetest.setting_getbool("creative_mode") then
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itemstack:take_item()
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end
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return itemstack
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end,
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})
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minetest.override_item("default:lava_flowing", {
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on_place = function(itemstack, placer, pointed_thing)
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if not pointed_thing.type == "node" then
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return itemstack
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end
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local pn = placer:get_player_name()
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if minetest.is_protected(pointed_thing.above, pn) then
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return itemstack
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end
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minetest.add_node(pointed_thing.above, {name=itemstack:get_name()})
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local meta = minetest.get_meta(pointed_thing.above)
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meta:set_string("owner", pn)
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nodeupdate(pointed_thing.above)
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if not minetest.setting_getbool("creative_mode") then
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itemstack:take_item()
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end
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return itemstack
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end,
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})
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if PROTECT_LAVA_REALTIME == 1 then
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minetest.register_abm({
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nodenames = {"default:lava_source","default:lava_flowing"},
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neighbors = {"air"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local meta = minetest.get_meta(pos)
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if meta:get_string("owner") ~= nil and minetest.is_protected(pos, meta:get_string("owner")) then
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minetest.add_node(pos,{name="air"})
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end
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end
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})
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end
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if PROTECT_WATER_REALTIME == 1 then
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minetest.register_abm({
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nodenames = {"default:water_source","default:water_flowing"},
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neighbors = {"air"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local meta = minetest.get_meta(pos)
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if meta:get_string("owner") ~= nil and minetest.is_protected(pos, meta:get_string("owner")) then
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minetest.add_node(pos,{name="air"})
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end
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end
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})
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end
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-- More slow >.<
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--local c_air = minetest.get_content_id("air")
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--minetest.register_abm({
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-- nodenames = {"default:lava_source","default:lava_flowing"},
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-- neighbors = {"air"},
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-- interval = 2,
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-- chance = 1,
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-- action = function(pos, node, active_object_count, active_object_count_wider)
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-- local vm = minetest.get_voxel_manip()
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-- local minp, maxp = vm:read_from_map({x = pos.x, y = pos.y , z = pos.z },
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-- {x = pos.x , y = pos.y , z = pos.z })
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-- local area = VoxelArea:new{MinEdge=minp, MaxEdge=maxp}
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-- local data = vm:get_data()
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-- local p_pos = area:index(pos.x, pos.y , pos.z)
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-- print ("pos: , name :"..minetest.get_name_from_content_id(data[p_pos]))
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-- local meta = minetest.get_meta(area:position(p_pos))
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-- if minetest.get_name_from_content_id(data[p_pos])== "default:lava_source" and meta:get_string("owner") ~= nil and minetest.is_protected(area:position(p_pos), meta:get_string("owner")) then
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-- data[p_pos] = c_air
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-- end
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-- vm:set_data(data)
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-- vm:write_to_map()
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-- vm:update_map()
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-- end
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--})
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