shadow_game/mods/default/replacer.lua

232 lines
8.4 KiB
Lua

replacer = {};
minetest.register_tool( "default:replacer",
{
description = "Node replacement tool",
groups = {},
inventory_image = "replacer_replacer.png",
wield_image = "",
wield_scale = {x=1,y=1,z=1},
stack_max = 1, -- it has to store information - thus only one can be stacked
liquids_pointable = true, -- it is ok to painit in/with water
-- the tool_capabilities are of nearly no intrest here
tool_capabilities = {
full_punch_interval = 1.0,
max_drop_level=0,
groupcaps={
-- For example:
fleshy={times={[2]=0.80, [3]=0.40}, maxwear=0.05, maxlevel=1},
snappy={times={[2]=0.80, [3]=0.40}, maxwear=0.05, maxlevel=1},
choppy={times={[3]=0.90}, maxwear=0.05, maxlevel=0}
}
},
node_placement_prediction = nil,
metadata = "default:dirt", -- default replacement: common dirt
on_place = function(itemstack, placer, pointed_thing)
if( placer == nil or pointed_thing == nil) then
return itemstack; -- nothing consumed
end
local name = placer:get_player_name();
--minetest.chat_send_player( name, "You PLACED this on "..minetest.serialize( pointed_thing )..".");
local keys=placer:get_player_control();
-- just place the stored node if now new one is to be selected
if( not( keys["sneak"] )) then
return replacer.replace( itemstack, placer, pointed_thing, 0 ); end
if( pointed_thing.type ~= "node" ) then
minetest.chat_send_player( name, " Error: No node selected.");
return nil;
end
local pos = minetest.get_pointed_thing_position( pointed_thing, under );
local node = minetest.env:get_node_or_nil( pos );
--minetest.chat_send_player( name, " Target node: "..minetest.serialize( node ).." at pos "..minetest.serialize( pos )..".");
local item = itemstack:to_table();
-- make sure metadata is always set
if( node ~= nil and node.name ) then
item[ "metadata" ] = node.name..' '..node.param1..' '..node.param2;
else
item[ "metadata" ] = "default:dirt 0 0";
end
itemstack:replace( item );
minetest.chat_send_player( name, "Node replacement tool set to: '"..item[ "metadata" ].."'.");
return itemstack; -- nothing consumed but data changed
end,
-- on_drop = func(itemstack, dropper, pos),
on_use = function(itemstack, user, pointed_thing)
return replacer.replace( itemstack, user, pointed_thing, above );
end,
})
replacer.replace = function( itemstack, user, pointed_thing, mode )
if( user == nil or pointed_thing == nil) then
return nil;
end
local name = user:get_player_name();
--minetest.chat_send_player( name, "You USED this on "..minetest.serialize( pointed_thing )..".");
if( pointed_thing.type ~= "node" ) then
minetest.chat_send_player( name, " Error: No node.");
return nil;
end
local pos = minetest.get_pointed_thing_position( pointed_thing, mode );
local node = minetest.env:get_node_or_nil( pos );
--minetest.chat_send_player( name, " Target node: "..minetest.serialize( node ).." at pos "..minetest.serialize( pos )..".");
if( node == nil ) then
minetest.chat_send_player( name, "Error: Target node not yet loaded. Please wait a moment for the server to catch up.");
return nil;
end
local item = itemstack:to_table();
-- make sure it is defined
if( not( item[ "metadata"] ) or item["metadata"]=="" ) then
item["metadata"] = "default:dirt 0 0";
end
-- regain information about nodename, param1 and param2
local daten = item[ "metadata"]:split( " " );
-- the old format stored only the node name
if( #daten < 3 ) then
daten[2] = 0;
daten[3] = 0;
end
-- if someone else owns that node then we can not change it
if( replacer_homedecor_node_is_owned(pos, user)) then
return nil;
end
-- do not replace if there is nothing to be done
if( node.name == daten[1] ) then
-- the node itshelf remains the same, but the orientation was changed
if( node.param1 ~= daten[2] or node.param2 ~= daten[3] ) then
minetest.env:add_node( pos, { name = node.name, param1 = daten[2], param2 = daten[3] } );
end
return nil;
end
-- in survival mode, the player has to provide the node he wants to be placed
if( not(minetest.setting_getbool("creative_mode") )) then
-- players usually don't carry dirt_with_grass around; it's safe to assume normal dirt here
-- fortionately, dirt and dirt_with_grass does not make use of rotation
if( daten[1] == "default:dirt_with_grass" ) then
daten[1] = "default:dirt";
item["metadata"] = "default:dirt 0 0";
end
-- does the player carry at least one of the desired nodes with him?
if( not( user:get_inventory():contains_item("main", daten[1]))) then
minetest.chat_send_player( name, "You have no further '"..( daten[1] or "?" ).."'. Replacement failed.");
return nil;
end
-- give the player the item by simulating digging if possible
if( node.name ~= "air"
and node.name ~= "ignore"
and node.name ~= "default:lava_source"
and node.name ~= "default:lava_flowing"
and node.name ~= "default:water_source"
and node.name ~= "default:water_flowing" ) then
minetest.node_dig( pos, node, user );
local digged_node = minetest.env:get_node_or_nil( pos );
if( not( digged_node )
or digged_node.name == node.name ) then
minetest.chat_send_player( name, "Replacing '"..( node.name or "air" ).."' with '"..( item[ "metadata"] or "?" ).."' failed. Unable to remove old node.");
return nil;
end
end
-- consume the item
user:get_inventory():remove_item("main", daten[1].." 1");
--user:get_inventory():add_item( "main", node.name.." 1");
end
--minetest.chat_send_player( name, "Replacing node '"..( node.name or "air" ).."' with '"..( item[ "metadata"] or "?" ).."'.");
--minetest.env:place_node( pos, { name = item[ "metadata" ] } );
minetest.env:add_node( pos, { name = daten[1], param1 = daten[2], param2 = daten[3] } );
return nil; -- no item shall be removed from inventory
end
minetest.register_craft({
output = 'default:replacer',
recipe = {
{ 'default:chest', '', '' },
{ '', 'default:stick', '' },
{ '', '', 'default:chest' },
}
})
function replacer_homedecor_node_is_owned(pos, placer)
if type( minetest.is_protected == "function") then
return minetest.is_protected( pos, placer:get_player_name() );
end
local ownername = false
if type(IsPlayerNodeOwner) == "function" then -- node_ownership mod
if HasOwner(pos, placer) then -- returns true if the node is owned
if not IsPlayerNodeOwner(pos, placer:get_player_name()) then
if type(getLastOwner) == "function" then -- ...is an old version
ownername = getLastOwner(pos)
elseif type(GetNodeOwnerName) == "function" then -- ...is a recent version
ownername = GetNodeOwnerName(pos)
else
ownername = "someone"
end
end
end
elseif type(isprotect)=="function" then -- glomie's protection mod
if not isprotect(5, pos, placer) then
ownername = "someone"
end
end
if ownername ~= false then
minetest.chat_send_player( placer:get_player_name(), "Sorry, "..ownername.." owns that spot." )
return true
else
return false
end
end