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balancer.lua
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balancer.lua
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-- WolfAdmin module for Wolfenstein: Enemy Territory servers.
-- Copyright (C) 2015-2017 Timo 'Timothy' Smit
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 3 of the License, or
-- at your option any later version.
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
-- You should have received a copy of the GNU General Public License
-- along with this program. If not, see <http://www.gnu.org/licenses/>.
local constants = require (wolfa_getLuaPath()..".util.constants")
local util = require (wolfa_getLuaPath()..".util.util")
local bits = require (wolfa_getLuaPath()..".util.bits")
local tables = require (wolfa_getLuaPath()..".util.tables")
local events = require (wolfa_getLuaPath()..".util.events")
local timers = require (wolfa_getLuaPath()..".util.timers")
local settings = require (wolfa_getLuaPath()..".util.settings")
local admin = require (wolfa_getLuaPath()..".admin.admin")
local teams = require (wolfa_getLuaPath()..".game.teams")
local balancer = {}
balancer.BALANCE_RANDOM = 0
balancer.BALANCE_LAST_JOINED = 1
balancer.BALANCE_ONLY_DEAD = 2
balancer.BALANCE_NOT_OBJECTIVE = 4
local balancerTimer = nil
local lastJoined = {[constants.TEAM_AXIS] = {}, [constants.TEAM_ALLIES] = {}, [constants.TEAM_SPECTATORS] = {}}
local evenerCount = 0
function balancer.balance(byAdmin, forceBalance)
local teamsData = teams.get()
local teamsDifference = teams.difference()
if teamsDifference == 0 then
evenerCount = 0
if byAdmin then
et.trap_SendConsoleCommand(et.EXEC_APPEND, "cchat -1 \"^devener: ^9teams are even.\";")
end
return
end
local teamGreater, teamSmaller
if teams.count(constants.TEAM_AXIS) > teams.count(constants.TEAM_ALLIES) then
teamGreater = constants.TEAM_AXIS
teamSmaller = constants.TEAM_ALLIES
elseif teams.count(constants.TEAM_ALLIES) > teams.count(constants.TEAM_AXIS) then
teamGreater = constants.TEAM_ALLIES
teamSmaller = constants.TEAM_AXIS
end
if settings.get("g_evenerMaxDifference") > 0 and teamsDifference >= settings.get("g_evenerMaxDifference") then
evenerCount = evenerCount + 1
if forceBalance or evenerCount >= 2 then
et.trap_SendConsoleCommand(et.EXEC_APPEND, "!shuffle;")
et.trap_SendConsoleCommand(et.EXEC_APPEND, "cpm \"^devener: ^7THE TEAMS HAVE BEEN ^qSHUFFLED^7!\";")
evenerCount = 0
else
et.trap_SendConsoleCommand(et.EXEC_APPEND, "cpm \"^devener: ^1EVEN THE TEAMS ^7OR ^1SHUFFLE\";")
end
elseif teamsDifference >= settings.get("g_evenerMinDifference") then
evenerCount = evenerCount + 1
if forceBalance or evenerCount >= 3 then
for i = 1, math.floor(teamsDifference / 2) do
local player = balancer.findPlayer(teamsData[teamGreater], teamGreater, teamSmaller)
et.trap_SendConsoleCommand(et.EXEC_APPEND, "!put "..player.." "..(teamGreater == constants.TEAM_AXIS and constants.TEAM_ALLIES_SC or constants.TEAM_AXIS_SC)..";")
et.trap_SendConsoleCommand(et.EXEC_APPEND, "cchat -1 \"^devener: ^9thank you, ^7"..et.gentity_get(player, "pers.netname").."^9, for helping to even the teams.\";")
teamsData = teams.get()
end
evenerCount = 0
else
local teamGreaterName, teamSmallerName = util.getTeamName(teamGreater), util.getTeamName(teamSmaller)
local teamGreaterColor, teamSmallerColor = util.getTeamColor(teamGreater), util.getTeamColor(teamSmaller)
et.trap_SendConsoleCommand(et.EXEC_APPEND, "cchat -1 \"^devener: ^9teams seem unfair, would someone from "..teamGreaterColor..teamGreaterName.." ^9please switch to "..teamSmallerColor..teamSmallerName.."^9?\";")
end
end
end
function balancer.findPlayer(team, teamGreater, teamSmaller)
local playerSelection = settings.get("g_evenerPlayerSelection")
if bits.hasbit(playerSelection, balancer.BALANCE_LAST_JOINED) then
if #lastJoined[teamGreater] > 0 then
return lastJoined[teamGreater][#lastJoined[teamGreater]]
end
end
local players = {}
for _, playerId in ipairs(team) do
local health = tonumber(et.gentity_get(playerId, "health"))
local blueflag = et.gentity_get(playerId, "ps.powerups", 5) -- bg_public.h enum powerup_t PW_REDFLAG 6 and PW_BLUEFLAG 7
local redflag = et.gentity_get(playerId, "ps.powerups", 6)
if
(not bits.hasbit(playerSelection, balancer.BALANCE_ONLY_DEAD) or health <= 0)
and
(not bits.hasbit(playerSelection, balancer.BALANCE_NOT_OBJECTIVE) or (blueflag ~= 0 and redflag ~= 0))
then
table.insert(players, playerId)
end
end
if #players == 0 then
players = team
end
local rand = math.random(#players)
return players[rand]
end
function balancer.onclientteamchange(clientId, old, new)
local idx = tables.find(lastJoined[old], clientId)
if idx then
table.remove(lastJoined[old], idx)
end
if #lastJoined[new] == 10 then
table.remove(lastJoined[new], 1)
end
lastJoined[new][#lastJoined[new] + 1] = clientId
end
events.handle("onClientTeamChange", balancer.onclientteamchange)
function balancer.onclientdisconnect(clientId)
local team = tonumber(et.gentity_get(clientId, "sess.sessionTeam"))
local idx = tables.find(lastJoined[team], clientId)
if idx then
table.remove(lastJoined[team], idx)
end
end
events.handle("onClientDisconnect", balancer.onclientdisconnect)
function balancer.enable()
balancerTimer = timers.add(balancer.balance, settings.get("g_evenerInterval") * 1000, 0, false, false)
end
function balancer.disable()
timers.remove(balancerTimer)
balancerTimer = nil
end
function balancer.isRunning()
return (balancerTimer ~= nil)
end
function balancer.oninit()
if settings.get("g_balancedteams") ~= 0 and settings.get("g_evenerInterval") > 0 then
balancer.enable()
end
end
events.handle("onGameInit", balancer.oninit)
return balancer