amx_extendmap adds minutes to mp_timelimit; players can vote once per map to extend, capped so a map cannot run forever.
csb_extend_map.sma v1.0.0
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/*
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* CSB Extend Map
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* Copyright (C) 2026 counter-strike-boost.com
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*
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* amx_extendmap adds N minutes to mp_timelimit and re-broadcasts the new time
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* left. Players can also start a vote (say /extend) to extend the current map
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* once, capped by a max-extensions cvar so a map can never run forever.
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*
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* Inspired by the map-extension commands from the AMX Mod X map management
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* plugin (AMX Mod X Development Team). Independent GPL re-implementation.
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*
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version. It is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See <https://www.gnu.org/licenses/> for details.
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*/
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#include <amxmodx>
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#include <amxmisc>
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new const PLUGIN[] = "CSB Extend Map"
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new const VERSION[] = "1.0.0"
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new const AUTHOR[] = "counter-strike-boost.com"
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new g_pTimeLimit
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new g_pDefaultMin, g_pMaxExtends, g_pVoteMin
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new g_iExtends = 0
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new bool:g_bVoteRunning = false
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new g_iYes, g_iNo
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public plugin_init()
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{
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register_plugin(PLUGIN, VERSION, AUTHOR)
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g_pTimeLimit = get_cvar_pointer("mp_timelimit")
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g_pDefaultMin = register_cvar("csb_extend_minutes", "15")
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g_pMaxExtends = register_cvar("csb_extend_max", "3")
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g_pVoteMin = register_cvar("csb_extend_votemin", "15")
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register_concmd("amx_extendmap", "cmdExtend", ADMIN_MAP, "[minutes] - add time to mp_timelimit")
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register_clcmd("say /extend", "cmdVote")
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register_clcmd("say_team /extend", "cmdVote")
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}
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public plugin_cfg()
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{
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g_iExtends = 0
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}
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extendBy(minutes)
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{
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new cur = g_pTimeLimit ? get_pcvar_num(g_pTimeLimit) : get_cvar_num("mp_timelimit")
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new next = cur + minutes
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if (g_pTimeLimit)
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set_pcvar_num(g_pTimeLimit, next)
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else
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set_cvar_num("mp_timelimit", next)
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g_iExtends++
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new left = get_timeleft() / 60
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client_print(0, print_chat, "[CSB] Map extended by %d minute(s). New limit: %d min, about %d min left.",
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minutes, next, left)
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}
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public cmdExtend(id, level, cid)
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{
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if (!cmd_access(id, level, cid, 1))
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return PLUGIN_HANDLED
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new minutes = get_pcvar_num(g_pDefaultMin)
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if (read_argc() > 1)
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{
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new arg[8]
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read_argv(1, arg, charsmax(arg))
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new n = str_to_num(arg)
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if (n > 0)
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minutes = n
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}
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extendBy(minutes)
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new aname[32]
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if (id)
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get_user_name(id, aname, charsmax(aname))
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else
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copy(aname, charsmax(aname), "CONSOLE")
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log_amx("[CSB Extend] %s extended the map by %d min", aname, minutes)
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return PLUGIN_HANDLED
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}
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public cmdVote(id)
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{
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if (g_bVoteRunning)
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{
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client_print(id, print_chat, "[CSB] A vote is already running.")
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return PLUGIN_HANDLED
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}
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if (g_iExtends >= get_pcvar_num(g_pMaxExtends))
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{
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client_print(id, print_chat, "[CSB] This map has already been extended the maximum number of times.")
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return PLUGIN_HANDLED
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}
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g_bVoteRunning = true
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g_iYes = 0
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g_iNo = 0
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new menu = menu_create("\yExtend the map?^n\wIt will add time to the current map.", "voteHandler")
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menu_additem(menu, "\wYes, extend", "1", 0)
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menu_additem(menu, "\wNo", "2", 0)
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menu_setprop(menu, MPROP_EXIT, MEXIT_NEVER)
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new players[32], num, pid
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get_players(players, num, "ch")
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for (new i = 0; i < num; i++)
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{
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pid = players[i]
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menu_display(pid, menu, 0)
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}
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client_print(0, print_chat, "[CSB] Vote started: extend the current map?")
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set_task(15.0, "voteEnd")
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return PLUGIN_HANDLED
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}
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public voteHandler(id, menu, item)
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{
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if (item == MENU_EXIT || item < 0)
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{
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menu_destroy(menu)
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return PLUGIN_HANDLED
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}
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new info[4], name[32], access, callback
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menu_item_getinfo(menu, item, access, info, charsmax(info), name, charsmax(name), callback)
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menu_destroy(menu)
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if (str_to_num(info) == 1)
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g_iYes++
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else
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g_iNo++
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return PLUGIN_HANDLED
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}
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public voteEnd()
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{
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g_bVoteRunning = false
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if (g_iYes > g_iNo)
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{
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client_print(0, print_chat, "[CSB] Vote passed (%d yes / %d no). Extending the map.", g_iYes, g_iNo)
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extendBy(get_pcvar_num(g_pVoteMin))
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log_amx("[CSB Extend] player vote passed (%d/%d), map extended", g_iYes, g_iNo)
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}
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else
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{
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client_print(0, print_chat, "[CSB] Vote failed (%d yes / %d no). The map will not be extended.", g_iYes, g_iNo)
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}
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}
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