forked from nalc/areas
266 lines
7.4 KiB
Lua
266 lines
7.4 KiB
Lua
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-- I could depend on WorldEdit for this, but you need to have the 'worldedit'
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-- permission to use those commands and you don't have
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-- /area_pos{1,2} [X Y Z|X,Y,Z].
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-- Since this is mostly copied from WorldEdit it is mostly
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-- licensed under the AGPL. (select_area is a exception)
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areas.marker1 = {}
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areas.marker2 = {}
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areas.set_pos = {}
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areas.pos1 = {}
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areas.pos2 = {}
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local LIMIT = 30992 -- this is due to MAPBLOCK_SIZE=16!
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local function posLimit(pos)
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return {
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x = math.max(math.min(pos.x, LIMIT), -LIMIT),
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y = math.max(math.min(pos.y, LIMIT), -LIMIT),
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z = math.max(math.min(pos.z, LIMIT), -LIMIT)
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}
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end
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minetest.register_chatcommand("select_area", {
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params = "<ID>",
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description = "Select a area by id.",
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func = function(name, param)
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local id = tonumber(param)
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if not id then
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return false, "Invalid usage, see /help select_area."
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end
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if not areas.areas[id] then
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return false, "The area "..id.." does not exist."
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end
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areas:setPos1(name, areas.areas[id].pos1)
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areas:setPos2(name, areas.areas[id].pos2)
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return true, "Area "..id.." selected."
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end,
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})
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minetest.register_chatcommand("area_pos1", {
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params = "[X Y Z|X,Y,Z]",
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description = "Set area protection region position 1 to your"
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.." location or the one specified",
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privs = {},
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func = function(name, param)
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local pos
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local found, _, x, y, z = param:find(
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"^(-?%d+)[, ](-?%d+)[, ](-?%d+)$")
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if found then
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pos = {x=tonumber(x), y=tonumber(y), z=tonumber(z)}
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elseif param == "" then
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local player = minetest.get_player_by_name(name)
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if player then
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pos = player:get_pos()
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else
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return false, "Unable to get position."
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end
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else
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return false, "Invalid usage, see /help area_pos1."
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end
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pos = posLimit(vector.round(pos))
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areas:setPos1(name, pos)
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return true, "Area position 1 set to "
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..minetest.pos_to_string(pos)
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end,
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})
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minetest.register_chatcommand("area_pos2", {
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params = "[X Y Z|X,Y,Z]",
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description = "Set area protection region position 2 to your"
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.." location or the one specified",
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func = function(name, param)
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local pos
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local found, _, x, y, z = param:find(
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"^(-?%d+)[, ](-?%d+)[, ](-?%d+)$")
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if found then
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pos = {x=tonumber(x), y=tonumber(y), z=tonumber(z)}
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elseif param == "" then
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local player = minetest.get_player_by_name(name)
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if player then
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pos = player:get_pos()
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else
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return false, "Unable to get position."
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end
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else
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return false, "Invalid usage, see /help area_pos2."
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end
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pos = posLimit(vector.round(pos))
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areas:setPos2(name, pos)
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return true, "Area position 2 set to "
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..minetest.pos_to_string(pos)
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end,
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})
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minetest.register_chatcommand("area_pos", {
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params = "set/set1/set2/get",
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description = "Set area protection region, position 1, or position 2"
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.." by punching nodes, or display the region",
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func = function(name, param)
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if param == "set" then -- Set both area positions
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areas.set_pos[name] = "pos1"
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return true, "Select positions by punching two nodes."
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elseif param == "set1" then -- Set area position 1
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areas.set_pos[name] = "pos1only"
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return true, "Select position 1 by punching a node."
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elseif param == "set2" then -- Set area position 2
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areas.set_pos[name] = "pos2"
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return true, "Select position 2 by punching a node."
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elseif param == "get" then -- Display current area positions
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local pos1str, pos2str = "Position 1: ", "Position 2: "
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if areas.pos1[name] then
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pos1str = pos1str..minetest.pos_to_string(areas.pos1[name])
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else
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pos1str = pos1str.."<not set>"
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end
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if areas.pos2[name] then
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pos2str = pos2str..minetest.pos_to_string(areas.pos2[name])
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else
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pos2str = pos2str.."<not set>"
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end
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return true, pos1str.."\n"..pos2str
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else
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return false, "Unknown subcommand: "..param
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end
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end,
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})
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function areas:getPos(playerName)
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local pos1, pos2 = areas.pos1[playerName], areas.pos2[playerName]
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if not (pos1 and pos2) then
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return nil
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end
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-- Copy positions so that the area table doesn't contain multiple
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-- references to the same position.
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pos1, pos2 = vector.new(pos1), vector.new(pos2)
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return areas:sortPos(pos1, pos2)
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end
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function areas:setPos1(playerName, pos)
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areas.pos1[playerName] = posLimit(pos)
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areas.markPos1(playerName)
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end
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function areas:setPos2(playerName, pos)
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areas.pos2[playerName] = posLimit(pos)
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areas.markPos2(playerName)
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end
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minetest.register_on_punchnode(function(pos, node, puncher)
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local name = puncher:get_player_name()
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-- Currently setting position
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if name ~= "" and areas.set_pos[name] then
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if areas.set_pos[name] == "pos1" then
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areas.pos1[name] = pos
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areas.markPos1(name)
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areas.set_pos[name] = "pos2"
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minetest.chat_send_player(name,
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"Position 1 set to "
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..minetest.pos_to_string(pos))
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elseif areas.set_pos[name] == "pos1only" then
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areas.pos1[name] = pos
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areas.markPos1(name)
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areas.set_pos[name] = nil
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minetest.chat_send_player(name,
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"Position 1 set to "
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..minetest.pos_to_string(pos))
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elseif areas.set_pos[name] == "pos2" then
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areas.pos2[name] = pos
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areas.markPos2(name)
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areas.set_pos[name] = nil
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minetest.chat_send_player(name,
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"Position 2 set to "
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..minetest.pos_to_string(pos))
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end
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end
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end)
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-- Modifies positions `pos1` and `pos2` so that each component of `pos1`
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-- is less than or equal to its corresponding component of `pos2`,
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-- returning the two positions.
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function areas:sortPos(pos1, pos2)
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if pos1.x > pos2.x then
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pos2.x, pos1.x = pos1.x, pos2.x
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end
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if pos1.y > pos2.y then
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pos2.y, pos1.y = pos1.y, pos2.y
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end
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if pos1.z > pos2.z then
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pos2.z, pos1.z = pos1.z, pos2.z
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end
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return pos1, pos2
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end
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-- Marks area position 1
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areas.markPos1 = function(name)
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local pos = areas.pos1[name]
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if areas.marker1[name] ~= nil then -- Marker already exists
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areas.marker1[name]:remove() -- Remove marker
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areas.marker1[name] = nil
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end
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if pos ~= nil then -- Add marker
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areas.marker1[name] = minetest.add_entity(pos, "areas:pos1")
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areas.marker1[name]:get_luaentity().active = true
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end
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end
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-- Marks area position 2
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areas.markPos2 = function(name)
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local pos = areas.pos2[name]
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if areas.marker2[name] ~= nil then -- Marker already exists
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areas.marker2[name]:remove() -- Remove marker
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areas.marker2[name] = nil
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end
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if pos ~= nil then -- Add marker
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areas.marker2[name] = minetest.add_entity(pos, "areas:pos2")
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areas.marker2[name]:get_luaentity().active = true
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end
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end
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minetest.register_entity("areas:pos1", {
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initial_properties = {
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visual = "cube",
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visual_size = {x=1.1, y=1.1},
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textures = {"areas_pos1.png", "areas_pos1.png",
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"areas_pos1.png", "areas_pos1.png",
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"areas_pos1.png", "areas_pos1.png"},
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collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},
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},
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on_step = function(self, dtime)
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if self.active == nil then
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self.object:remove()
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end
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end,
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on_punch = function(self, hitter)
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self.object:remove()
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local name = hitter:get_player_name()
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areas.marker1[name] = nil
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end,
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})
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minetest.register_entity("areas:pos2", {
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initial_properties = {
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visual = "cube",
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visual_size = {x=1.1, y=1.1},
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textures = {"areas_pos2.png", "areas_pos2.png",
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"areas_pos2.png", "areas_pos2.png",
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"areas_pos2.png", "areas_pos2.png"},
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collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},
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},
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on_step = function(self, dtime)
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if self.active == nil then
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self.object:remove()
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end
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end,
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on_punch = function(self, hitter)
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self.object:remove()
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local name = hitter:get_player_name()
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areas.marker2[name] = nil
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end,
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})
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