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-- pvp_areas
-- Copyright 2016 James Stevenson (everamzah)
-- LGPL v2.1+
local pvp_areas_worlddir = minetest.get_worldpath()
local pvp_areas_modname = minetest.get_current_modname()
local pvp_areas_store = AreaStore()
pvp_areas_store:from_file(pvp_areas_worlddir .. "/pvp_areas_store.dat")
local pvp_default = minetest.is_yes(minetest.setting_getbool("pvp_areas_enable_pvp"))
minetest.log("action", "[" .. pvp_areas_modname .. "] PvP by Default: " .. tostring(pvp_default))
local pvp_areas_players = {}
local pvp_areas = {}
local function update_pvp_areas()
local counter = 0
pvp_areas = {}
while pvp_areas_store:get_area(counter) do
table.insert(pvp_areas, pvp_areas_store:get_area(counter))
counter = counter + 1
end
end
update_pvp_areas()
local function save_pvp_areas()
pvp_areas_store:to_file(pvp_areas_worlddir .. "/pvp_areas_store.dat")
end
-- Register privilege and chat command.
minetest.register_privilege("pvp_areas_admin", "Can set and remove PvP areas.")
minetest.register_chatcommand("pvp_areas", {
description = "Mark and set areas for PvP.",
params = "<pos1> <pos2> <set> <remove>",
privs = "pvp_areas_admin",
func = function(name, param)
local pos = vector.round(minetest.get_player_by_name(name):getpos())
if param == "pos1" then
if not pvp_areas_players[name] then
pvp_areas_players[name] = {pos1 = pos}
else
pvp_areas_players[name].pos1 = pos
end
minetest.chat_send_player(name, "Position 1: " .. minetest.pos_to_string(pos))
elseif param == "pos2" then
if not pvp_areas_players[name] then
pvp_areas_players[name] = {pos2 = pos}
else
pvp_areas_players[name].pos2 = pos
end
minetest.chat_send_player(name, "Position 2: " .. minetest.pos_to_string(pos))
elseif param == "set" then
if not pvp_areas_players[name] or not pvp_areas_players[name].pos1 then
minetest.chat_send_player(name, "Position 1 missing, use \"/pvp_areas pos1\" to set.")
elseif not pvp_areas_players[name].pos2 then
minetest.chat_send_player(name, "Position 2 missing, use \"/pvp_areas pos2\" to set.")
else
pvp_areas_store:insert_area(pvp_areas_players[name].pos1, pvp_areas_players[name].pos2, "pvp_areas", #pvp_areas)
table.insert(pvp_areas, pvp_areas_store:get_area(#pvp_areas))
update_pvp_areas()
save_pvp_areas()
pvp_areas_players[name] = nil
minetest.chat_send_player(name, "Area set.")
end
elseif param:sub(1, 6) == "remove" then
local n = tonumber(param:sub(8, -1))
if n and pvp_areas_store:get_area(n) then
pvp_areas_store:remove_area(n)
if pvp_areas_store:get_area(n + 1) then
-- Insert last entry in new empty (removed) slot.
local a = pvp_areas_store:get_area(#pvp_areas - 1)
pvp_areas_store:remove_area(#pvp_areas - 1)
pvp_areas_store:insert_area(a.min, a.max, "pvp_areas", n)
end
update_pvp_areas()
save_pvp_areas()
minetest.chat_send_player(name, "Removed " .. tostring(n))
else
minetest.chat_send_player(name, "Invalid argument. You must enter a valid area identifier.")
end
elseif param ~= "" then
minetest.chat_send_player(name, "Invalid usage. Type \"/help pvp_areas\" for more information.")
else
for k, v in pairs(pvp_areas) do
local id = k - 1
local min = v.min
local max = v.max
minetest.chat_send_player(name, id .. ": " .. minetest.pos_to_string(min) .. " " .. minetest.pos_to_string(max))
end
end
end
})
-- Register punchplayer callback.
minetest.register_on_punchplayer(function(player, hitter, time_from_last_punch, tool_capabilities, dir, damage)
if damage < 1 then
return false
end
for k, v in pairs(pvp_areas_store:get_areas_for_pos(player:getpos())) do
if k then
if pvp_default then
return true
else
return false
end
end
end
-- player is not in a pvp_areas_store area.
if pvp_default then
return false
else
return true
end
end)
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