client.qc

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#include "client.qh"
 
#include <common/csqcmodel_settings.qh>
#include <common/deathtypes/all.qh>
#include <common/debug.qh>
#include <common/effects/all.qh>
#include <common/effects/qc/globalsound.qh>
#include <common/ent_cs.qh>
#include <common/gametypes/_mod.qh>
#include <common/gametypes/gametype/nexball/sv_nexball.qh>
#include <common/items/_mod.qh>
#include <common/items/inventory.qh>
#include <common/mapobjects/func/conveyor.qh>
#include <common/mapobjects/func/ladder.qh>
#include <common/mapobjects/subs.qh>
#include <common/mapobjects/target/spawnpoint.qh>
#include <common/mapobjects/teleporters.qh>
#include <common/mapobjects/trigger/counter.qh>
#include <common/mapobjects/trigger/secret.qh>
#include <common/mapobjects/trigger/swamp.qh>
#include <common/mapobjects/triggers.qh>
#include <common/minigames/sv_minigames.qh>
#include <common/monsters/sv_monsters.qh>
#include <common/mutators/mutator/instagib/sv_instagib.qh>
#include <common/mutators/mutator/nades/_mod.qh>
#include <common/mutators/mutator/overkill/oknex.qh>
#include <common/mutators/mutator/status_effects/_mod.qh>
#include <common/mutators/mutator/waypoints/all.qh>
#include <common/net_linked.qh>
#include <common/net_notice.qh>
#include <common/notifications/all.qh>
#include <common/physics/player.qh>
#include <common/playerstats.qh>
#include <common/resources/sv_resources.qh>
#include <common/state.qh>
#include <common/stats.qh>
#include <common/vehicles/all.qh>
#include <common/vehicles/sv_vehicles.qh>
#include <common/viewloc.qh>
#include <common/weapons/_all.qh>
#include <common/weapons/weapon/vortex.qh>
#include <common/wepent.qh>
#include <lib/csqcmodel/sv_model.qh>
#include <lib/warpzone/common.qh>
#include <lib/warpzone/server.qh>
#include <server/anticheat.qh>
#include <server/antilag.qh>
#include <server/bot/api.qh>
#include <server/bot/default/cvars.qh>
#include <server/bot/default/waypoints.qh>
#include <server/campaign.qh>
#include <server/chat.qh>
#include <server/cheats.qh>
#include <server/clientkill.qh>
#include <server/command/banning.qh>
#include <server/command/cmd.qh>
#include <server/command/common.qh>
#include <server/command/vote.qh>
#include <server/compat/quake3.qh>
#include <server/damage.qh>
#include <server/gamelog.qh>
#include <server/handicap.qh>
#include <server/hook.qh>
#include <server/impulse.qh>
#include <server/intermission.qh>
#include <server/ipban.qh>
#include <server/main.qh>
#include <server/mutators/_mod.qh>
#include <server/player.qh>
#include <server/portals.qh>
#include <server/race.qh>
#include <server/scores.qh>
#include <server/scores_rules.qh>
#include <server/spawnpoints.qh>
#include <server/teamplay.qh>
#include <server/weapons/accuracy.qh>
#include <server/weapons/common.qh>
#include <server/weapons/hitplot.qh>
#include <server/weapons/selection.qh>
#include <server/weapons/tracing.qh>
#include <server/weapons/weaponsystem.qh>
#include <server/world.qh>
 
STATIC_METHOD(Client, Add, void(Client this, int _team))
{
    ClientConnect(this);
    TRANSMUTE(Player, this);
    this.frame = 12; // 7
    this.team = _team;
    PutClientInServer(this);
}
 
STATIC_METHOD(Client, Remove, void(Client this))
{
    TRANSMUTE(Observer, this);
    PutClientInServer(this);
    ClientDisconnect(this);
}
 
int CountSpectators(entity player, entity to)
{
    if(!player) return 0; // not sure how, but best to be safe
 
    int spec_count = 0;
 
    FOREACH_CLIENT(IS_REAL_CLIENT(it) && IS_SPEC(it) && it != to && it.enemy == player,
    {
        ++spec_count;
    });
 
    return spec_count;
}
 
void WriteSpectators(entity player, entity to)
{
    if(!player) return; // not sure how, but best to be safe
 
    int spec_count = 0;
    FOREACH_CLIENT(IS_REAL_CLIENT(it) && IS_SPEC(it) && it != to && it.enemy == player,
    {
        if(spec_count >= MAX_SPECTATORS)
            break;
        WriteByte(MSG_ENTITY, num_for_edict(it));
        ++spec_count;
    });
}
 
bool ClientData_Send(entity this, entity to, int sf)
{
    assert(to == this.owner, return false);
 
    entity e = to;
    if (IS_SPEC(e)) e = e.enemy;
 
    sf = 0;
    if (CS(e).race_completed)       sf |= BIT(0); // forced scoreboard
    if (CS(to).spectatee_status)    sf |= BIT(1); // spectator ent number follows
    if (CS(e).zoomstate)            sf |= BIT(2); // zoomed
    if (observe_blocked_if_eliminated && INGAME(to))
                                    sf |= BIT(3); // observing blocked
    if (autocvar_sv_showspectators == 1 || (autocvar_sv_showspectators && IS_SPEC(to)))
                                    sf |= BIT(4); // show spectators
    if (autocvar_sv_teamnagger && teamplay && !(autocvar_bot_vs_human && AVAILABLE_TEAMS == 2))
                                    sf |= (autocvar_sv_teamnagger & 0x03) << 5; // BIT(5) | BIT(6)
    if (to.ignore_list && to.ignore_list_send_time == IGNORE_LIST_SEND_NOW && !IS_SPEC(to))
                                    sf |= BIT(7); // ignore list (private, won't be sent to spectators)
 
    WriteHeader(MSG_ENTITY, ENT_CLIENT_CLIENTDATA);
    WriteByte(MSG_ENTITY, sf);
 
    if (sf & BIT(1))
        WriteByte(MSG_ENTITY, CS(to).spectatee_status);
 
    // spectator list is cleared on the client if this flag is not set
    if(sf & BIT(4))
    {
        float specs = CountSpectators(e, to);
        WriteByte(MSG_ENTITY, specs);
        WriteSpectators(e, to);
    }
 
    // ignore list is NOT cleared on the client if this flag is not set
    if (sf & BIT(7))
    {
        to.ignore_list_send_time = 0;
        WriteString(MSG_ENTITY, strcat(to.ignore_list));
    }
 
    return true;
}
 
void ClientData_Attach(entity this)
{
    Net_LinkEntity(CS(this).clientdata = new_pure(clientdata), false, 0, ClientData_Send);
    CS(this).clientdata.drawonlytoclient = this;
    CS(this).clientdata.owner = this;
}
 
void ClientData_Detach(entity this)
{
    delete(CS(this).clientdata);
    CS(this).clientdata = NULL;
}
 
void ClientData_Touch(entity e, bool to_spectators_too)
{
    entity cd = CS(e).clientdata;
    if (cd) cd.SendFlags = 1;
 
    if (to_spectators_too)
        FOREACH_CLIENT(IS_REAL_CLIENT(it) && it != e && IS_SPEC(it) && it.enemy == e,
        {
            entity cd_spec = CS(it).clientdata;
            if (cd_spec) cd_spec.SendFlags = cd.SendFlags;
        });
}
 
 
/*
=============
CheckPlayerModel
 
Checks if the argument string can be a valid playermodel.
Returns a valid one in doubt.
=============
*/
string FallbackPlayerModel;
string CheckPlayerModel(string plyermodel)
{
    if(FallbackPlayerModel != cvar_defstring("_cl_playermodel"))
    {
        // note: we cannot summon Don Strunzone here, some player may
        // still have the model string set. In case anyone manages how
        // to change a cvar default, we'll have a small leak here.
        FallbackPlayerModel = strzone(cvar_defstring("_cl_playermodel"));
    }
    // only in right path
    if(substring(plyermodel, 0, 14) != "models/player/")
        return FallbackPlayerModel;
    // only good file extensions
    if(substring(plyermodel, -4, 4) != ".iqm"
    && substring(plyermodel, -4, 4) != ".zym"
    && substring(plyermodel, -4, 4) != ".dpm"
    && substring(plyermodel, -4, 4) != ".md3"
    && substring(plyermodel, -4, 4) != ".psk")
        return FallbackPlayerModel;
 
    // forbid the LOD models
    if(substring(plyermodel, -9, 5) == "_lod1" || substring(plyermodel, -9, 5) == "_lod2")
        return FallbackPlayerModel;
    if(plyermodel != strtolower(plyermodel))
        return FallbackPlayerModel;
    // also, restrict to server models
    if(autocvar_sv_servermodelsonly)
        if(!fexists(plyermodel))
            return FallbackPlayerModel;
 
    return plyermodel;
}
 
void setplayermodel(entity e, string modelname)
{
    precache_model(modelname);
    _setmodel(e, modelname);
    player_setupanimsformodel(e);
    if(!autocvar_g_debug_globalsounds)
        UpdatePlayerSounds(e);
}
 
entity SelectObservePoint(entity this)
{
    RandomSelection_Init();
    IL_EACH(g_observepoints, true,
    {
        RandomSelection_AddEnt(it, 1, 1);
    });
    return RandomSelection_chosen_ent;
}

void PutObserverInServer(entity this, bool is_forced, bool use_spawnpoint)
{
    bool mutator_returnvalue = MUTATOR_CALLHOOK(MakePlayerObserver, this, is_forced);
    bool recount_ready = false;
    PlayerState_detach(this);
 
    bool was_player = false;
    if (IS_PLAYER(this))
    {
        if(GetResource(this, RES_HEALTH) >= 1)
        {
            // despawn effect
            Send_Effect(EFFECT_SPAWN, this.origin, '0 0 0', 1);
        }
 
        // was a player, recount votes and ready status
        if(IS_REAL_CLIENT(this))
        {
            if (vote_called) { VoteCount(false); }
            this.ready = false;
            if (warmup_stage || game_starttime > time) /* warmup OR countdown */ recount_ready = true;
        }
        entcs_update_players(this);
        was_player = true;
    }
 
    if (use_spawnpoint)
    {
        // first try to find a random "nice" location to view from
        entity spot = SelectObservePoint(this);
        bool is_observepoint = (spot != NULL);
        if(!spot) // otherwise just use the player spawn points
            spot = SelectSpawnPoint(this, true);
        if (!spot) LOG_FATAL("No spawnpoints for observers?!?");
 
        this.angles = vec2(spot.angles);
        // offset it so that the spectator spawns higher off the ground, looks better this way
        setorigin(this, spot.origin + (is_observepoint ? '0 0 0' : autocvar_sv_player_viewoffset));
    }
    else // change origin to restore previous view origin
        setorigin(this, this.origin + STAT(PL_VIEW_OFS, this) - STAT(PL_CROUCH_VIEW_OFS, this));
    this.fixangle = true;
 
    if (IS_REAL_CLIENT(this))
    {
        msg_entity = this;
        WriteByte(MSG_ONE, SVC_SETVIEW);
        WriteEntity(MSG_ONE, this);
    }
    // give the spectator some space between walls for MOVETYPE_FLY_WORLDONLY
    // so that your view doesn't go into the ceiling with MOVETYPE_FLY_WORLDONLY, previously "PL_VIEW_OFS"
    if(!autocvar_g_debug_globalsounds)
    {
        // needed for player sounds
        this.model = "";
        FixPlayermodel(this);
    }
    setmodel(this, MDL_Null);
    setsize(this, STAT(PL_CROUCH_MIN, this), STAT(PL_CROUCH_MAX, this));
    this.view_ofs = '0 0 0';
 
    RemoveGrapplingHooks(this);
    Portal_ClearAll(this);
    SetSpectatee(this, NULL);
 
    if (this.alivetime_start)
    {
        if (!warmup_stage)
            PlayerStats_GameReport_Event_Player(this, PLAYERSTATS_ALIVETIME, max(0, time - this.alivetime_start));
        this.alivetime_start = 0;
    }
 
    if (this.vehicle) vehicles_exit(this.vehicle, VHEF_RELEASE);
 
    TRANSMUTE(Observer, this);
 
    WaypointSprite_PlayerDead(this);
    accuracy_resend(this);
 
    if (CS(this).killcount != FRAGS_SPECTATOR && !game_stopped && CHAT_NOSPECTATORS())
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_INFO, INFO_CHAT_NOSPECTATORS);
 
    CS(this).spectatortime = time;
    if (!autocvar_sv_spectate && CS(this).autojoin_checked) // unnecessary if autojoin succeeds, on failure it notifies
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_MULTI, SPECTATE_WARNING, autocvar_g_maxplayers_spectator_blocktime);
 
    if(this.bot_attack)
        IL_REMOVE(g_bot_targets, this);
    this.bot_attack = false;
    if(this.monster_attack)
        IL_REMOVE(g_monster_targets, this);
    this.monster_attack = false;
    STAT(HUD, this) = HUD_NORMAL;
    this.iscreature = false;
    this.teleportable = TELEPORT_SIMPLE;
    if(this.damagedbycontents)
        IL_REMOVE(g_damagedbycontents, this);
    this.damagedbycontents = false;
    SetResourceExplicit(this, RES_HEALTH, FRAGS_SPECTATOR);
    SetSpectatee_status(this, etof(this));
    this.takedamage = DAMAGE_NO;
    this.solid = SOLID_NOT;
    set_movetype(this, MOVETYPE_FLY_WORLDONLY); // user preference is controlled by playerprethink
    this.flags = FL_CLIENT | FL_NOTARGET;
    this.effects = 0;
    SetResourceExplicit(this, RES_ARMOR, autocvar_g_balance_armor_start); // was 666?!
    this.pauserotarmor_finished = 0;
    this.pauserothealth_finished = 0;
    this.pauseregen_finished = 0;
    this.damageforcescale = 0;
    this.death_time = 0;
    this.respawn_flags = 0;
    this.respawn_time = 0;
    STAT(RESPAWN_TIME, this) = 0;
    this.alpha = 0;
    this.scale = 0;
    this.fade_time = 0;
    this.pain_finished = 0;
    STAT(AIR_FINISHED, this) = 0;
    //this.dphitcontentsmask = 0;
    this.dphitcontentsmask = DPCONTENTS_SOLID;
    if (autocvar_g_playerclip_collisions)
        this.dphitcontentsmask |= DPCONTENTS_PLAYERCLIP;
    this.pushltime = 0;
    this.istypefrag = 0;
    setthink(this, func_null);
    this.nextthink = 0;
    this.deadflag = DEAD_NO;
    UNSET_DUCKED(this);
    this.draggable = drag_undraggable;
 
    player_powerups_remove_all(this, was_player);
    this.items = 0;
    STAT(WEAPONS, this) = '0 0 0';
    this.drawonlytoclient = this;
 
    this.viewloc = NULL;
 
    //this.spawnpoint_targ = NULL; // keep it so they can return to where they were?
 
    this.weaponmodel = "";
    for (int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
    {
        this.weaponentities[slot] = NULL;
    }
    this.exteriorweaponentity = NULL;
    CS(this).killcount = FRAGS_SPECTATOR;
    this.velocity = '0 0 0';
    this.avelocity = '0 0 0';
    this.punchangle = '0 0 0';
    this.punchvector = '0 0 0';
    this.oldvelocity = this.velocity;
    this.event_damage = func_null;
    this.event_heal = func_null;
 
    for(int slot = 0; slot < MAX_AXH; ++slot)
    {
        entity axh = this.(AuxiliaryXhair[slot]);
        this.(AuxiliaryXhair[slot]) = NULL;
 
        if(axh.owner == this && axh != NULL && !wasfreed(axh))
            delete(axh);
    }
 
    if (mutator_returnvalue)
    {
        // mutator prevents resetting teams+score
    }
    else
    {
        SetPlayerTeam(this, -1, TEAM_CHANGE_SPECTATOR); // clears scores too in gametypes without teams
        this.frags = FRAGS_SPECTATOR;
    }
 
    bot_relinkplayerlist();
 
    if (CS(this).just_joined)
        CS(this).just_joined = false;
 
    if (recount_ready)
        ReadyCount(); // must be called after SetPlayerTeam() and TRANSMUTE(Observer
}
 
int player_getspecies(entity this)
{
    get_model_parameters(this.model, this.skin);
    int s = get_model_parameters_species;
    get_model_parameters(string_null, 0);
    if (s < 0) return SPECIES_HUMAN;
    return s;
}
 
.float model_randomizer;
void FixPlayermodel(entity player)
{
    string defaultmodel = "";
    int defaultskin = 0;
    if(autocvar_sv_defaultcharacter)
    {
        if(teamplay)
        {
            switch(player.team)
            {
                case NUM_TEAM_1: defaultmodel = autocvar_sv_defaultplayermodel_red;    defaultskin = autocvar_sv_defaultplayerskin_red; break;
                case NUM_TEAM_2: defaultmodel = autocvar_sv_defaultplayermodel_blue;   defaultskin = autocvar_sv_defaultplayerskin_blue; break;
                case NUM_TEAM_3: defaultmodel = autocvar_sv_defaultplayermodel_yellow; defaultskin = autocvar_sv_defaultplayerskin_yellow; break;
                case NUM_TEAM_4: defaultmodel = autocvar_sv_defaultplayermodel_pink;   defaultskin = autocvar_sv_defaultplayerskin_pink; break;
            }
        }
 
        if(defaultmodel == "")
        {
            defaultmodel = autocvar_sv_defaultplayermodel;
            defaultskin = autocvar_sv_defaultplayerskin;
        }
 
        int n = tokenize_console(defaultmodel);
        if(n > 0)
        {
            defaultmodel = argv(floor(n * CS(player).model_randomizer));
            // However, do NOT randomize if the player-selected model is in the list.
            for (int i = 0; i < n; ++i)
                if ((argv(i) == player.playermodel && defaultskin == stof(player.playerskin)) || argv(i) == strcat(player.playermodel, ":", player.playerskin))
                    defaultmodel = argv(i);
        }
 
        int i = strstrofs(defaultmodel, ":", 0);
        if(i >= 0)
        {
            defaultskin = stof(substring(defaultmodel, i+1, -1));
            defaultmodel = substring(defaultmodel, 0, i);
        }
    }
    if(autocvar_sv_defaultcharacterskin && !defaultskin)
    {
        if(teamplay)
        {
            switch(player.team)
            {
                case NUM_TEAM_1: defaultskin = autocvar_sv_defaultplayerskin_red; break;
                case NUM_TEAM_2: defaultskin = autocvar_sv_defaultplayerskin_blue; break;
                case NUM_TEAM_3: defaultskin = autocvar_sv_defaultplayerskin_yellow; break;
                case NUM_TEAM_4: defaultskin = autocvar_sv_defaultplayerskin_pink; break;
            }
        }
 
        if(!defaultskin)
            defaultskin = autocvar_sv_defaultplayerskin;
    }
 
    MUTATOR_CALLHOOK(FixPlayermodel, defaultmodel, defaultskin, player);
    defaultmodel = M_ARGV(0, string);
    defaultskin = M_ARGV(1, int);
 
    bool chmdl = false;
    int oldskin;
    if(defaultmodel != "")
    {
        if (defaultmodel != player.model)
        {
            vector m1 = player.mins;
            vector m2 = player.maxs;
            setplayermodel (player, defaultmodel);
            setsize (player, m1, m2);
            chmdl = true;
        }
 
        oldskin = player.skin;
        player.skin = defaultskin;
    }
    else
    {
        if (player.playermodel != player.model || player.playermodel == "")
        {
            player.playermodel = CheckPlayerModel(player.playermodel); // this is never "", so no endless loop
            vector m1 = player.mins;
            vector m2 = player.maxs;
            setplayermodel (player, player.playermodel);
            setsize (player, m1, m2);
            chmdl = true;
        }
 
        if(!autocvar_sv_defaultcharacterskin)
        {
            oldskin = player.skin;
            player.skin = stof(player.playerskin);
        }
        else
        {
            oldskin = player.skin;
            player.skin = defaultskin;
        }
    }
 
    if(chmdl || oldskin != player.skin) // model or skin has changed
    {
        player.species = player_getspecies(player); // update species
        if(!autocvar_g_debug_globalsounds)
            UpdatePlayerSounds(player); // update skin sounds
    }
 
    if(!teamplay)
        if(strlen(autocvar_sv_defaultplayercolors))
            if(player.clientcolors != stof(autocvar_sv_defaultplayercolors))
                setcolor(player, stof(autocvar_sv_defaultplayercolors));
}
 
void GiveWarmupResources(entity this)
{
    SetResource(this, RES_SHELLS, warmup_start_ammo_shells);
    SetResource(this, RES_BULLETS, warmup_start_ammo_nails);
    SetResource(this, RES_ROCKETS, warmup_start_ammo_rockets);
    SetResource(this, RES_CELLS, warmup_start_ammo_cells);
    SetResource(this, RES_FUEL, warmup_start_ammo_fuel);
    SetResource(this, RES_HEALTH, warmup_start_health);
    SetResource(this, RES_ARMOR, warmup_start_armorvalue);
    STAT(WEAPONS, this) = WARMUP_START_WEAPONS;
}
 
void PutPlayerInServer(entity this)
{
    if (MUTATOR_CALLHOOK(ForbidSpawn, this))
        return;
 
    if (this.vehicle) vehicles_exit(this.vehicle, VHEF_RELEASE);
 
    PlayerState_attach(this);
    accuracy_resend(this);
 
    if (teamplay)
    {
        if (this.bot_forced_team)
            SetPlayerTeam(this, this.bot_forced_team, TEAM_CHANGE_MANUAL);
        else if (this.team <= 0)
        {
            if (this.wants_join > 0)
                SetPlayerTeam(this, this.wants_join, TEAM_CHANGE_MANUAL);
            else
                TeamBalance_JoinBestTeam(this);
        }
    }
 
    entity spot = SelectSpawnPoint(this, false);
    if (!spot)
    {
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_JOIN_NOSPAWNS);
        return; // spawn failed
    }
 
    TRANSMUTE(Player, this);
 
    this.iscreature = true;
    this.teleportable = TELEPORT_NORMAL;
    if(!this.damagedbycontents)
        IL_PUSH(g_damagedbycontents, this);
    this.damagedbycontents = true;
    set_movetype(this, MOVETYPE_WALK);
    this.solid = SOLID_SLIDEBOX;
    this.dphitcontentsmask = DPCONTENTS_BODY | DPCONTENTS_SOLID;
    if (autocvar_g_playerclip_collisions)
        this.dphitcontentsmask |= DPCONTENTS_PLAYERCLIP;
    if (IS_BOT_CLIENT(this) && autocvar_g_botclip_collisions)
        this.dphitcontentsmask |= DPCONTENTS_BOTCLIP;
    this.frags = FRAGS_PLAYER;
    if (INDEPENDENT_PLAYERS) MAKE_INDEPENDENT_PLAYER(this);
    this.flags = FL_CLIENT | FL_PICKUPITEMS;
    if (autocvar__notarget)
        this.flags |= FL_NOTARGET;
    this.takedamage = DAMAGE_AIM;
    this.effects = EF_TELEPORT_BIT | EF_RESTARTANIM_BIT;
 
    if (warmup_stage)
        GiveWarmupResources(this);
    else
    {
        SetResource(this, RES_SHELLS, start_ammo_shells);
        SetResource(this, RES_BULLETS, start_ammo_nails);
        SetResource(this, RES_ROCKETS, start_ammo_rockets);
        SetResource(this, RES_CELLS, start_ammo_cells);
        SetResource(this, RES_FUEL, start_ammo_fuel);
        SetResource(this, RES_HEALTH, start_health);
        SetResource(this, RES_ARMOR, start_armorvalue);
        STAT(WEAPONS, this) = start_weapons;
        if (MUTATOR_CALLHOOK(ForbidRandomStartWeapons, this) == false)
        {
            GiveRandomWeapons(this, random_start_weapons_count,
                autocvar_g_random_start_weapons, random_start_ammo);
        }
    }
    SetSpectatee_status(this, 0);
 
    PS(this).dual_weapons = '0 0 0';
 
    if(STAT(WEAPONS, this) & WEPSET_SUPERWEAPONS)
        StatusEffects_apply(STATUSEFFECT_Superweapon, this, time + autocvar_g_balance_superweapons_time, 0);
 
    this.items = start_items;
 
    float shieldtime = time + autocvar_g_spawnshieldtime;
 
    this.pauserotarmor_finished = time + autocvar_g_balance_pause_armor_rot_spawn;
    this.pauserothealth_finished = time + autocvar_g_balance_pause_health_rot_spawn;
    this.pauserotfuel_finished = time + autocvar_g_balance_pause_fuel_rot_spawn;
    this.pauseregen_finished = time + autocvar_g_balance_pause_health_regen_spawn;
    if (!sv_ready_restart_after_countdown && time < game_starttime)
    {
        float f = game_starttime - time;
        shieldtime += f;
        this.pauserotarmor_finished += f;
        this.pauserothealth_finished += f;
        this.pauseregen_finished += f;
    }
 
    StatusEffects_apply(STATUSEFFECT_SpawnShield, this, shieldtime, 0);
 
    this.damageforcescale = autocvar_g_player_damageforcescale;
    this.death_time = 0;
    this.respawn_flags = 0;
    this.respawn_time = 0;
    STAT(RESPAWN_TIME, this) = 0;
    this.scale = ((q3compat && autocvar_sv_q3compat_changehitbox) || !autocvar_sv_mapformat_is_quake3)
                 ? 0.8125 // DP model scaling uses 1/16 accuracy and 13/16 is closest to 56/69
                 : autocvar_sv_player_scale;
    this.fade_time = 0;
    this.pain_finished = 0;
    this.pushltime = 0;
    setthink(this, func_null); // players have no think function
    this.nextthink = 0;
    this.dmg_team = 0;
    this.spawn_time = time;
 
    PS(this).ballistics_density = autocvar_g_ballistics_density_player;
 
    this.deadflag = DEAD_NO;
 
    this.angles = spot.angles;
    this.angles_z = 0; // never spawn tilted even if the spot says to
    if (IS_BOT_CLIENT(this))
    {
        this.v_angle = this.angles;
        bot_aim_reset(this);
    }
    this.fixangle = true; // turn this way immediately
    this.oldvelocity = this.velocity = '0 0 0';
    this.avelocity = '0 0 0';
    this.punchangle = '0 0 0';
    this.punchvector = '0 0 0';
 
    STAT(AIR_FINISHED, this) = 0;
    this.waterlevel = WATERLEVEL_NONE;
    this.watertype = CONTENT_EMPTY;
 
    entity spawnevent = new_pure(spawnevent);
    spawnevent.owner = this;
    Net_LinkEntity(spawnevent, false, 0.5, SpawnEvent_Send);
 
    // Cut off any still running player sounds.
    stopsound(this, CH_PLAYER_SINGLE);
 
    this.model = "";
    FixPlayermodel(this);
    this.drawonlytoclient = NULL;
 
    this.viewloc = NULL;
 
    for(int slot = 0; slot < MAX_AXH; ++slot)
    {
        entity axh = this.(AuxiliaryXhair[slot]);
        this.(AuxiliaryXhair[slot]) = NULL;
 
        if(axh.owner == this && axh != NULL && !wasfreed(axh))
            delete(axh);
    }
 
    this.spawnpoint_targ = NULL;
 
    UNSET_DUCKED(this);
    this.view_ofs = STAT(PL_VIEW_OFS, this);
    setsize(this, STAT(PL_MIN, this), STAT(PL_MAX, this));
    this.spawnorigin = spot.origin;
    setorigin(this, spot.origin + '0 0 1' * (1 - this.mins.z - 24));
    // don't reset back to last position, even if new position is stuck in solid
    this.oldorigin = this.origin;
    if(this.conveyor)
        IL_REMOVE(g_conveyed, this);
    this.conveyor = NULL; // prevent conveyors at the previous location from moving a freshly spawned player
    if(this.swampslug)
        IL_REMOVE(g_swamped, this);
    this.swampslug = NULL;
    this.swamp_interval = 0;
    if(this.ladder_entity)
        IL_REMOVE(g_ladderents, this);
    this.ladder_entity = NULL;
    IL_EACH(g_counters, it.realowner == this,
    {
        delete(it);
    });
    STAT(HUD, this) = HUD_NORMAL;
 
    this.event_damage = PlayerDamage;
    this.event_heal = PlayerHeal;
 
    this.draggable = func_null;
 
    if(!this.bot_attack)
        IL_PUSH(g_bot_targets, this);
    this.bot_attack = true;
    if(!this.monster_attack)
        IL_PUSH(g_monster_targets, this);
    this.monster_attack = true;
    navigation_dynamicgoal_init(this, false);
 
    PHYS_INPUT_BUTTON_ATCK(this) = PHYS_INPUT_BUTTON_JUMP(this) = PHYS_INPUT_BUTTON_ATCK2(this) = false;
 
    // player was spectator
    if (CS(this).killcount == FRAGS_SPECTATOR)
    {
        PlayerScore_Clear(this);
        CS(this).killcount = 0;
        CS(this).startplaytime = time;
    }
 
    for (int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
    {
        .entity weaponentity = weaponentities[slot];
        CL_SpawnWeaponentity(this, weaponentity);
    }
    this.alpha = default_player_alpha;
    this.colormod = '1 1 1' * autocvar_g_player_brightness;
    this.exteriorweaponentity.alpha = default_weapon_alpha;
 
    this.speedrunning = false;
 
    this.counter_cnt = 0;
    this.fragsfilter_cnt = 0;
 
    target_voicescript_clear(this);
 
    // reset fields the weapons may use
    FOREACH(Weapons, true,
    {
        it.wr_resetplayer(it, this);
            // reload all reloadable weapons
        if (it.spawnflags & WEP_FLAG_RELOADABLE)
        {
            for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
            {
                .entity weaponentity = weaponentities[slot];
                this.(weaponentity).weapon_load[it.m_id] = it.reloading_ammo;
            }
        }
    });
 
    MUTATOR_CALLHOOK(PlayerSpawn, this, spot);
    {
        string s = spot.target;
        if(g_assault || g_race) // TODO: make targeting work in assault & race without this hack
            spot.target = string_null;
        SUB_UseTargets(spot, this, NULL);
        if(g_assault || g_race)
            spot.target = s;
    }
 
    if (autocvar_spawn_debug)
    {
        sprint(this, strcat("spawnpoint origin:  ", vtos(spot.origin), "\n"));
        delete(spot); // usefull for checking if there are spawnpoints, that let drop through the floor
    }
 
    for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
    {
        .entity weaponentity = weaponentities[slot];
        entity w_ent = this.(weaponentity);
        if(slot == 0 || autocvar_g_weaponswitch_debug == 1)
            w_ent.m_switchweapon = w_getbestweapon(this, weaponentity);
        else
            w_ent.m_switchweapon = WEP_Null;
        w_ent.m_weapon = WEP_Null;
        w_ent.weaponname = "";
        w_ent.m_switchingweapon = WEP_Null;
        w_ent.cnt = -1;
    }
 
    MUTATOR_CALLHOOK(PlayerWeaponSelect, this);
 
    if (CS(this).impulse) ImpulseCommands(this);
 
    W_ResetGunAlign(this, CS_CVAR(this).cvar_cl_gunalign);
    for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
    {
        .entity weaponentity = weaponentities[slot];
        W_WeaponFrame(this, weaponentity);
    }
 
    if (!warmup_stage && !this.alivetime_start)
        this.alivetime_start = max(time, game_starttime);
 
    antilag_clear(this, CS(this));
 
    if (warmup_stage)
        ReadyCount();
}

void PutClientInServer(entity this)
{
    if (IS_REAL_CLIENT(this))
    {
        msg_entity = this;
        WriteByte(MSG_ONE, SVC_SETVIEW);
        WriteEntity(MSG_ONE, this);
    }
    if (game_stopped)
        TRANSMUTE(Observer, this);
 
    bool use_spawnpoint = (!this.enemy); // check this.enemy here since SetSpectatee will clear it
    SetSpectatee(this, NULL);
 
    // reset player keys
    if(PS(this))
        PS(this).itemkeys = 0;
 
    MUTATOR_CALLHOOK(PutClientInServer, this);
 
    if (IS_OBSERVER(this))
        PutObserverInServer(this, false, use_spawnpoint);
    else if (IS_PLAYER(this))
        PutPlayerInServer(this);
 
    bot_relinkplayerlist();
}
 
// TODO do we need all these fields, or should we stop autodetecting runtime
// changes and just have a console command to update this?
bool ClientInit_SendEntity(entity this, entity to, int sf)
{
    WriteHeader(MSG_ENTITY, _ENT_CLIENT_INIT);
    return = true;
    msg_entity = to;
    // MSG_INIT replacement
    // TODO: make easier to use
    Registry_send_all();
    W_PROP_reload(MSG_ONE, to);
    ClientInit_misc(this);
    MUTATOR_CALLHOOK(Ent_Init);
}
void ClientInit_misc(entity this)
{
    int channel = MSG_ONE;
    WriteHeader(channel, ENT_CLIENT_INIT);
    WriteByte(channel, g_nexball_meter_period * 32);
    WriteInt24_t(channel, compressShotOrigin(hook_shotorigin[0]));
    WriteInt24_t(channel, compressShotOrigin(hook_shotorigin[1]));
    WriteInt24_t(channel, compressShotOrigin(hook_shotorigin[2]));
    WriteInt24_t(channel, compressShotOrigin(hook_shotorigin[3]));
    WriteInt24_t(channel, compressShotOrigin(arc_shotorigin[0]));
    WriteInt24_t(channel, compressShotOrigin(arc_shotorigin[1]));
    WriteInt24_t(channel, compressShotOrigin(arc_shotorigin[2]));
    WriteInt24_t(channel, compressShotOrigin(arc_shotorigin[3]));
 
    if(autocvar_sv_foginterval && world.fog != "")
        WriteString(channel, world.fog);
    else
        WriteString(channel, "");
    WriteByte(channel, this.count * 255.0); // g_balance_armor_blockpercent
    WriteByte(channel, this.cnt * 255.0); // g_balance_damagepush_speedfactor
    WriteByte(channel, serverflags);
    WriteCoord(channel, autocvar_g_trueaim_minrange);
}
 
void ClientInit_CheckUpdate(entity this)
{
    this.nextthink = time;
    if(this.count != autocvar_g_balance_armor_blockpercent)
    {
        this.count = autocvar_g_balance_armor_blockpercent;
        this.SendFlags |= 1;
    }
    if(this.cnt != autocvar_g_balance_damagepush_speedfactor)
    {
        this.cnt = autocvar_g_balance_damagepush_speedfactor;
        this.SendFlags |= 1;
    }
}
 
void ClientInit_Spawn()
{
    entity e = new_pure(clientinit);
    setthink(e, ClientInit_CheckUpdate);
    Net_LinkEntity(e, false, 0, ClientInit_SendEntity);
 
    ClientInit_CheckUpdate(e);
}
 
/*
=============
SetNewParms
=============
*/
void SetNewParms ()
{
    // initialize parms for a new player
    parm1 = -(86400 * 366);
 
    MUTATOR_CALLHOOK(SetNewParms);
}
 
/*
=============
SetChangeParms
=============
*/
void SetChangeParms (entity this)
{
    // save parms for level change
    parm1 = CS(this).parm_idlesince - time;
 
    MUTATOR_CALLHOOK(SetChangeParms);
}
 
/*
=============
DecodeLevelParms
=============
*/
void DecodeLevelParms(entity this)
{
    // load parms
    CS(this).parm_idlesince = parm1;
    if (CS(this).parm_idlesince == -(86400 * 366))
        CS(this).parm_idlesince = time;
 
    // whatever happens, allow 60 seconds of idling directly after connect for map loading
    CS(this).parm_idlesince = max(CS(this).parm_idlesince, time - autocvar_sv_maxidle + 60);
 
    MUTATOR_CALLHOOK(DecodeLevelParms);
}
 
void FixClientCvars(entity e)
{
    // send prediction settings to the client
    if(autocvar_g_antilag == 3) // client side hitscan
        stuffcmd(e, "cl_cmd settemp cl_prydoncursor_notrace 0\n");
    if(autocvar_sv_gentle)
        stuffcmd(e, "cl_cmd settemp cl_gentle 1\n");
 
    stuffcmd(e, sprintf("\ncl_jumpspeedcap_min \"%s\"\n", autocvar_sv_jumpspeedcap_min));
    stuffcmd(e, sprintf("\ncl_jumpspeedcap_max \"%s\"\n", autocvar_sv_jumpspeedcap_max));
 
    stuffcmd(e, sprintf("\ncl_shootfromfixedorigin \"%s\"\n", autocvar_g_shootfromfixedorigin));
 
    MUTATOR_CALLHOOK(FixClientCvars, e);
}
 
bool findinlist_abbrev(string tofind, string list)
{
    if(list == "" || tofind == "")
        return false; // empty list or search, just return
 
    // this function allows abbreviated strings!
    FOREACH_WORD(list, it != "" && it == substring(tofind, 0, strlen(it)),
    {
        return true;
    });
 
    return false;
}
 
bool PlayerInIPList(entity p, string iplist)
{
    // some safety checks (never allow local?)
    if(p.netaddress == "local" || p.netaddress == "" || !IS_REAL_CLIENT(p))
        return false;
 
    return findinlist_abbrev(p.netaddress, iplist);
}
 
bool PlayerInIDList(entity p, string idlist)
{
    // NOTE: we do NOT check crypto_idfp_signed here, an unsigned ID is fine too for this
    if(!p.crypto_idfp)
        return false;
 
    return findinlist_abbrev(p.crypto_idfp, idlist);
}
 
bool PlayerInList(entity player, string list)
{
    if (list == "")
        return false;
    return boolean(PlayerInIDList(player, list) || PlayerInIPList(player, list));
}
 
#ifdef DP_EXT_PRECONNECT
/*
=============
ClientPreConnect
 
Called once (not at each match start) when a client begins a connection to the server
=============
*/
void ClientPreConnect(entity this)
{
    if(autocvar_sv_eventlog)
    {
        GameLogEcho(sprintf(":connect:%d:%d:%s",
                            this.playerid,
                            etof(this),
                            IS_REAL_CLIENT(this) ? this.netaddress : "bot"));
    }
}
#endif
 
// NOTE csqc uses the active mutators list sent by this function
// to understand which mutators are enabled
// also note that they aren't all registered mutators, e.g. jetpack, low gravity
void SendWelcomeMessage(entity this, int msg_type)
{
    if (boolean(autocvar_g_campaign))
    {
        WriteByte(msg_type, 1);
        WriteByte(msg_type, Campaign_GetLevelNum());
        return;
    }
 
    int flags = 0;
    if (CS(this).version_mismatch)
        flags |= 2;
    if (CS(this).version < autocvar_gameversion)
        flags |= 4;
    MapInfo_Get_ByName(mi_shortname, 0, NULL);
    if (MapInfo_Map_author != "")
        flags |= 8;
    WriteByte(msg_type, flags);
 
    WriteString(msg_type, autocvar_hostname);
    WriteString(msg_type, autocvar_g_xonoticversion);
 
    WriteString(msg_type, MapInfo_Map_titlestring);
    if (flags & 8)
        WriteString(msg_type, MapInfo_Map_author);
    MapInfo_ClearTemps();
 
    WriteByte(msg_type, autocvar_g_warmup > 1 ? autocvar_g_warmup : map_minplayers);
    WriteByte(msg_type, GetPlayerLimit());
 
    MUTATOR_CALLHOOK(BuildMutatorsPrettyString, "");
    string modifications = M_ARGV(0, string);
 
    if (!g_weaponarena && cvar("g_balance_blaster_weaponstartoverride") == 0)
        modifications = strcat(modifications, ", No start weapons");
    if(cvar("sv_gravity") < stof(cvar_defstring("sv_gravity")))
        modifications = strcat(modifications, ", Low gravity");
    if(g_weapon_stay && !g_cts)
        modifications = strcat(modifications, ", Weapons stay");
    if(autocvar_g_jetpack)
        modifications = strcat(modifications, ", Jetpack");
    modifications = substring(modifications, 2, strlen(modifications) - 2);
 
    WriteString(msg_type, modifications);
 
    WriteString(msg_type, g_weaponarena_list);
 
    if(cache_lastmutatormsg != autocvar_g_mutatormsg)
    {
        strcpy(cache_lastmutatormsg, autocvar_g_mutatormsg);
        strcpy(cache_mutatormsg, cache_lastmutatormsg);
    }
 
    WriteString(msg_type, cache_mutatormsg);
 
    WriteString(msg_type, strreplace("\\n", "\n", autocvar_sv_motd));
}

void ClientConnect(entity this)
{
    if (Ban_MaybeEnforceBanOnce(this)) return;
    assert(!IS_CLIENT(this), return);
    this.flags |= FL_CLIENT;
    assert(player_count >= 0, player_count = 0);
 
    TRANSMUTE(Client, this);
    CS(this).version_nagtime = time + 10 + random() * 10;
 
    Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_JOIN_CONNECT, this.netname);
 
    bot_clientconnect(this);
 
    this.team = -1;
    Player_DetermineForcedTeam(this);
 
    TRANSMUTE(Observer, this);
 
    PlayerStats_GameReport_AddEvent(sprintf("kills-%d", this.playerid));
 
    // always track bots, don't ask for cl_allow_uidtracking
    if (IS_BOT_CLIENT(this))
        PlayerStats_GameReport_AddPlayer(this);
    else
        CS(this).allowed_timeouts = autocvar_sv_timeout_number;
 
    if (autocvar_sv_eventlog)
        GameLogEcho(strcat(":join:", ftos(this.playerid), ":", ftos(etof(this)), ":", ((IS_REAL_CLIENT(this)) ? GameLog_ProcessIP(this.netaddress) : "bot"), ":", playername(this.netname, this.team, false)));
 
    CS(this).just_joined = true;  // stop spamming the eventlog with additional lines when the client connects
    this.wants_join = 0;
 
    stuffcmd(this, clientstuff, "\n");
    stuffcmd(this, "cl_particles_reloadeffects\n"); // TODO do we still need this?
 
    FixClientCvars(this);
 
    // get version info from player
    stuffcmd(this, "cmd clientversion $gameversion\n");
 
    // notify about available teams
    if (teamplay)
    {
        entity balance = TeamBalance_CheckAllowedTeams(this);
        int t = TeamBalance_GetAllowedTeams(balance);
        TeamBalance_Destroy(balance);
        stuffcmd(this, sprintf("set _teams_available %d\n", t));
    }
    else
    {
        stuffcmd(this, "set _teams_available 0\n");
    }
 
    bot_relinkplayerlist();
 
    CS(this).spectatortime = time;
    CS(this).jointime = time;
 
    if (IS_REAL_CLIENT(this))
    {
        ignore_list_update_on_connection(this);
 
        if (g_weaponarena_weapons == WEPSET(TUBA))
            stuffcmd(this, "cl_cmd settemp chase_active 1\n");
        // quickmenu file must be put in a subfolder with an unique name
        // to reduce chances of overriding custom client quickmenus
        if (waypointeditor_enabled)
            stuffcmd(this, sprintf("cl_cmd settemp _hud_panel_quickmenu_file_from_server %s\n", "wpeditor.txt"));
        else if (autocvar_sv_quickmenu_file != "" && strstrofs(autocvar_sv_quickmenu_file, "/", 0) && fexists(autocvar_sv_quickmenu_file))
            stuffcmd(this, sprintf("cl_cmd settemp _hud_panel_quickmenu_file_from_server %s\n", autocvar_sv_quickmenu_file));
    }
 
    if (!autocvar_sv_foginterval && world.fog != "")
        stuffcmd(this, strcat("\nfog ", world.fog, "\nr_fog_exp2 0\nr_drawfog 1\n"));
 
    CSQCMODEL_AUTOINIT(this);
 
    CS(this).model_randomizer = random();
 
    if (IS_REAL_CLIENT(this))
        sv_notice_join(this);
 
    this.move_qcphysics = true;
 
    // update physics stats (players can spawn before physics runs)
    Physics_UpdateStats(this);
 
    IL_EACH(g_initforplayer, it.init_for_player,
    {
        it.init_for_player(it, this);
    });
 
    Handicap_Initialize(this);
 
    // playban
    if (PlayerInList(this, autocvar_g_playban_list))
        TRANSMUTE(Observer, this);
 
    if (PlayerInList(this, autocvar_g_chatban_list)) // chatban
        CS(this).muted = true;
 
    MUTATOR_CALLHOOK(ClientConnect, this);
 
    if (player_count == 1)
    {
        if (autocvar_sv_autopause && autocvar_sv_dedicated)
            setpause(0);
        localcmd("\nsv_hook_firstjoin\n");
    }
 
    if (get_nextmap() != "")
        Send_NextMap_To_Player(this);
 
    // cvar hook/callback TODO: recheck this when the cvar is changed
    if (autocvar_sv_vote_master_ids != "" && this.crypto_idfp_signed)
        if (strstrofs(autocvar_sv_vote_master_ids, this.crypto_idfp, 0) >= 0)
            this.vote_master = true;
}
 
.string shootfromfixedorigin;
.entity chatbubbleentity;
void player_powerups_remove_all(entity this, bool allow_poweroff_sound);
 
/*
=============
ClientDisconnect
 
Called when a client disconnects from the server
=============
*/
void ClientDisconnect(entity this)
{
    assert(IS_CLIENT(this), return);
 
    strfree(this.ignore_list);
    FOREACH_CLIENT(IS_REAL_CLIENT(it),
    {
        // don't remove permanent ignores from db, only from list
        ignore_remove_player(it, this, false);
    });
 
    PlayerStats_GameReport_FinalizePlayer(this);
    if (this.vehicle) vehicles_exit(this.vehicle, VHEF_RELEASE);
    if (CS(this).active_minigame) part_minigame(this);
    if (IS_PLAYER(this)) Send_Effect(EFFECT_SPAWN, this.origin, '0 0 0', 1);
 
    if (autocvar_sv_eventlog)
        GameLogEcho(strcat(":part:", ftos(this.playerid)));
 
    Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_QUIT_DISCONNECT, this.netname);
 
    if(IS_SPEC(this))
        SetSpectatee(this, NULL);
 
    MUTATOR_CALLHOOK(ClientDisconnect, this);
 
    strfree(CS(this).netname_previous); // needs to be before the CS entity is removed!
    strfree(CS_CVAR(this).weaponorder_byimpulse);
    ClientState_detach(this);
 
    Portal_ClearAll(this);
 
    RemoveGrapplingHooks(this);
 
    strfree(this.shootfromfixedorigin);
 
    // Here, everything has been done that requires this player to be a client.
 
    this.flags &= ~FL_CLIENT;
 
    if (this.chatbubbleentity) delete(this.chatbubbleentity);
    if (this.killindicator) delete(this.killindicator);
 
    IL_EACH(g_counters, it.realowner == this,
    {
        delete(it);
    });
 
    WaypointSprite_PlayerGone(this);
 
    bot_relinkplayerlist();
 
    strfree(this.clientstatus);
    if (this.personal) delete(this.personal);
 
    this.playerid = 0;
    if (warmup_stage || game_starttime > time) /* warmup OR countdown */ ReadyCount();
    if (vote_called && IS_REAL_CLIENT(this)) VoteCount(false);
 
    player_powerups_remove_all(this, IS_PLAYER(this)); // stop powerup sound
 
    ONREMOVE(this);
 
    if (player_count == 0)
        localcmd("\nsv_hook_lastleave\n");
 
    if (!intermission_running)
    if (!TeamBalance_QueuedPlayersTagIn(this))
    if (autocvar_g_balance_teams_remove)
        TeamBalance_RemoveExcessPlayers(NULL);
}
 
void ChatBubbleThink(entity this)
{
    this.nextthink = time;
    if ((this.owner.alpha < 0) || this.owner.chatbubbleentity != this)
    {
        if(this.owner) // but why can that ever be NULL?
            this.owner.chatbubbleentity = NULL;
        delete(this);
        return;
    }
 
    this.mdl = "";
 
    if ( !IS_DEAD(this.owner) && IS_PLAYER(this.owner) && !MUTATOR_CALLHOOK(ShowChatBubble, this.owner, this) )
    {
        if ( CS(this.owner).active_minigame && PHYS_INPUT_BUTTON_MINIGAME(this.owner) )
            this.mdl = "models/sprites/minigame_busy.iqm";
        else if (PHYS_INPUT_BUTTON_CHAT(this.owner))
            this.mdl = "models/misc/chatbubble.spr";
    }
 
    if ( this.model != this.mdl )
        _setmodel(this, this.mdl);
 
}
 
void UpdateChatBubble(entity this)
{
    if (this.alpha < 0)
        return;
    // spawn a chatbubble entity if needed
    if (!this.chatbubbleentity)
    {
        this.chatbubbleentity = new(chatbubbleentity);
        this.chatbubbleentity.owner = this;
        this.chatbubbleentity.exteriormodeltoclient = this;
        setthink(this.chatbubbleentity, ChatBubbleThink);
        this.chatbubbleentity.nextthink = time;
        setmodel(this.chatbubbleentity, MDL_CHAT); // precision set below
        //setorigin(this.chatbubbleentity, this.origin + '0 0 15' + this.maxs_z * '0 0 1');
        setorigin(this.chatbubbleentity, '0 0 15' + this.maxs_z * '0 0 1');
        setattachment(this.chatbubbleentity, this, "");  // sticks to moving player better, also conserves bandwidth
        this.chatbubbleentity.mdl = this.chatbubbleentity.model;
        //this.chatbubbleentity.model = "";
        this.chatbubbleentity.effects = EF_LOWPRECISION;
    }
}
 
void calculate_player_respawn_time(entity this)
{
    if(MUTATOR_CALLHOOK(CalculateRespawnTime, this))
        return;
 
    float gametype_setting_tmp;
    float sdelay_max = GAMETYPE_DEFAULTED_SETTING(respawn_delay_max);
    float sdelay_small = GAMETYPE_DEFAULTED_SETTING(respawn_delay_small);
    float sdelay_large = GAMETYPE_DEFAULTED_SETTING(respawn_delay_large);
    float sdelay_small_count = GAMETYPE_DEFAULTED_SETTING(respawn_delay_small_count);
    float sdelay_large_count = GAMETYPE_DEFAULTED_SETTING(respawn_delay_large_count);
    float waves = GAMETYPE_DEFAULTED_SETTING(respawn_waves);
 
    float pcount = 1;  // Include myself whether or not team is already set right and I'm a "player".
    if (teamplay)
    {
        FOREACH_CLIENT(IS_PLAYER(it) && it != this,
        {
            if(it.team == this.team)
                ++pcount;
        });
        if (sdelay_small_count == 0)
            sdelay_small_count = 1;
        if (sdelay_large_count == 0)
            sdelay_large_count = 1;
    }
    else
    {
        FOREACH_CLIENT(IS_PLAYER(it) && it != this,
        {
            ++pcount;
        });
        if (sdelay_small_count == 0)
        {
            if (IS_INDEPENDENT_PLAYER(this))
            {
                // Players play independently. No point in requiring enemies.
                sdelay_small_count = 1;
            }
            else
            {
                // Players play AGAINST each other. Enemies required.
                sdelay_small_count = 2;
            }
        }
        if (sdelay_large_count == 0)
        {
            if (IS_INDEPENDENT_PLAYER(this))
            {
                // Players play independently. No point in requiring enemies.
                sdelay_large_count = 1;
            }
            else
            {
                // Players play AGAINST each other. Enemies required.
                sdelay_large_count = 2;
            }
        }
    }
 
    float sdelay;
 
    if (pcount <= sdelay_small_count)
        sdelay = sdelay_small;
    else if (pcount >= sdelay_large_count)
        sdelay = sdelay_large;
    else  // NOTE: this case implies sdelay_large_count > sdelay_small_count.
        sdelay = sdelay_small + (sdelay_large - sdelay_small) * (pcount - sdelay_small_count) / (sdelay_large_count - sdelay_small_count);
 
    if(waves)
        this.respawn_time = ceil((time + sdelay) / waves) * waves;
    else
        this.respawn_time = time + sdelay;
 
    if(sdelay < sdelay_max)
        this.respawn_time_max = time + sdelay_max;
    else
        this.respawn_time_max = this.respawn_time;
 
    if((sdelay + waves >= 5.0) && (this.respawn_time - time > 1.75))
        this.respawn_countdown = 10; // first number to count down from is 10
    else
        this.respawn_countdown = -1; // do not count down
 
    if(autocvar_g_forced_respawn)
        this.respawn_flags |= RESPAWN_FORCE;
}
 
// LordHavoc: this hack will be removed when proper _pants/_shirt layers are
// added to the model skins
/*void UpdateColorModHack()
{
    float c = this.clientcolors & 15;
    // LordHavoc: only bothering to support white, green, red, yellow, blue
         if (!teamplay) this.colormod = '0 0 0';
    else if (c ==  0) this.colormod = '1.00 1.00 1.00';
    else if (c ==  3) this.colormod = '0.10 1.73 0.10';
    else if (c ==  4) this.colormod = '1.73 0.10 0.10';
    else if (c == 12) this.colormod = '1.22 1.22 0.10';
    else if (c == 13) this.colormod = '0.10 0.10 1.73';
    else this.colormod = '1 1 1';
}*/
 
void respawn(entity this)
{
    bool damagedbycontents_prev = this.damagedbycontents;
    if(this.alpha >= 0)
    {
        if(autocvar_g_respawn_ghosts)
        {
            this.solid = SOLID_NOT;
            this.takedamage = DAMAGE_NO;
            this.damagedbycontents = false;
            set_movetype(this, MOVETYPE_FLY);
            this.velocity = '0 0 1' * autocvar_g_respawn_ghosts_speed;
            this.avelocity = randomvec() * autocvar_g_respawn_ghosts_speed * 3 - randomvec() * autocvar_g_respawn_ghosts_speed * 3;
            this.effects |= CSQCMODEL_EF_RESPAWNGHOST;
            this.alpha = min(this.alpha, autocvar_g_respawn_ghosts_alpha);
            Send_Effect(EFFECT_RESPAWN_GHOST, this.origin, '0 0 0', 1);
            if(autocvar_g_respawn_ghosts_time > 0)
                SUB_SetFade(this, time + autocvar_g_respawn_ghosts_time, autocvar_g_respawn_ghosts_fadetime);
        }
        else
            SUB_SetFade (this, time, 1); // fade out the corpse immediately
    }
 
    CopyBody(this, 1);
    this.damagedbycontents = damagedbycontents_prev;
 
    this.effects |= EF_NODRAW; // prevent another CopyBody
    PutClientInServer(this);
}
 
void play_countdown(entity this, float finished, Sound samp)
{
    TC(Sound, samp);
    float time_left = finished - time;
    if(IS_REAL_CLIENT(this) && time_left < 6 && floor(time_left - frametime) != floor(time_left))
        sound(this, CH_INFO, samp, VOL_BASE, ATTEN_NORM);
}
 
// it removes special powerups not handled by StatusEffects
void player_powerups_remove_all(entity this, bool allow_poweroff_sound)
{
    if (this.items & (IT_SUPERWEAPON | IT_UNLIMITED_AMMO | IT_UNLIMITED_SUPERWEAPONS))
    {
        // don't play the poweroff sound when the game restarts or the player disconnects
        if (allow_poweroff_sound && time > game_starttime + 1 && IS_CLIENT(this)
        && !(start_items & (IT_UNLIMITED_AMMO | IT_UNLIMITED_SUPERWEAPONS)))
            sound(this, CH_INFO, SND_POWEROFF, VOL_BASE, ATTEN_NORM);
 
        if (this.items & (IT_UNLIMITED_AMMO | IT_UNLIMITED_SUPERWEAPONS))
            stopsound(this, CH_TRIGGER_SINGLE); // get rid of the pickup sound
 
        this.items -= (this.items & (IT_SUPERWEAPON | IT_UNLIMITED_AMMO | IT_UNLIMITED_SUPERWEAPONS));
    }
}
 
void player_powerups(entity this)
{
    if((this.items & IT_USING_JETPACK) && !IS_DEAD(this) && !game_stopped)
        this.modelflags |= MF_ROCKET;
    else
        this.modelflags &= ~MF_ROCKET;
 
    this.effects &= ~EF_NODEPTHTEST;
 
    if (IS_DEAD(this))
        player_powerups_remove_all(this, true);
 
    if((this.alpha < 0 || IS_DEAD(this)) && !this.vehicle) // don't apply the flags if the player is gibbed
        return;
 
    // add a way to see what the items were BEFORE all of these checks for the mutator hook
    int items_prev = this.items;
 
    if (!MUTATOR_IS_ENABLED(mutator_instagib))
    {
        // NOTE: superweapons are a special case and as such are handled here instead of the status effects system
        if (this.items & IT_SUPERWEAPON)
        {
            if (!(STAT(WEAPONS, this) & WEPSET_SUPERWEAPONS))
            {
                StatusEffects_remove(STATUSEFFECT_Superweapon, this, STATUSEFFECT_REMOVE_NORMAL);
                this.items &= ~IT_SUPERWEAPON;
                //Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_SUPERWEAPON_LOST, this.netname);
                Send_Notification(NOTIF_ONE, this, MSG_CENTER, CENTER_SUPERWEAPON_LOST);
            }
            else if (this.items & IT_UNLIMITED_SUPERWEAPONS)
            {
                // don't let them run out
            }
            else
            {
                play_countdown(this, StatusEffects_gettime(STATUSEFFECT_Superweapon, this), SND_POWEROFF);
                if (time >= StatusEffects_gettime(STATUSEFFECT_Superweapon, this))
                {
                    this.items &= ~IT_SUPERWEAPON;
                    STAT(WEAPONS, this) &= ~WEPSET_SUPERWEAPONS;
                    //Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_SUPERWEAPON_BROKEN, this.netname);
                    Send_Notification(NOTIF_ONE, this, MSG_CENTER, CENTER_SUPERWEAPON_BROKEN);
                }
            }
        }
        else if(STAT(WEAPONS, this) & WEPSET_SUPERWEAPONS)
        {
            if (time < StatusEffects_gettime(STATUSEFFECT_Superweapon, this) || (this.items & IT_UNLIMITED_SUPERWEAPONS))
            {
                this.items |= IT_SUPERWEAPON;
                if(!(this.items & IT_UNLIMITED_SUPERWEAPONS))
                {
                    if(!g_cts)
                        Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_SUPERWEAPON_PICKUP, this.netname);
                    Send_Notification(NOTIF_ONE, this, MSG_CENTER, CENTER_SUPERWEAPON_PICKUP);
                }
            }
            else
            {
                if(StatusEffects_active(STATUSEFFECT_Superweapon, this))
                    StatusEffects_remove(STATUSEFFECT_Superweapon, this, STATUSEFFECT_REMOVE_TIMEOUT);
                STAT(WEAPONS, this) &= ~WEPSET_SUPERWEAPONS;
            }
        }
        else if(StatusEffects_active(STATUSEFFECT_Superweapon, this)) // cheaper to check than to update each frame!
        {
            StatusEffects_remove(STATUSEFFECT_Superweapon, this, STATUSEFFECT_REMOVE_CLEAR);
        }
    }
 
    if(autocvar_g_nodepthtestplayers)
        this.effects |= EF_NODEPTHTEST;
 
    if(autocvar_g_fullbrightplayers)
        this.effects |= EF_FULLBRIGHT;
 
    MUTATOR_CALLHOOK(PlayerPowerups, this, items_prev);
}
 
float CalcRegen(float current, float stable, float regenfactor, float regenframetime)
{
    if(current > stable)
        return current;
    else if(current > stable - 0.25) // when close enough, "snap"
        return stable;
    else
        return min(stable, current + (stable - current) * regenfactor * regenframetime);
}
 
float CalcRot(float current, float stable, float rotfactor, float rotframetime)
{
    if(current < stable)
        return current;
    else if(current < stable + 0.25) // when close enough, "snap"
        return stable;
    else
        return max(stable, current + (stable - current) * rotfactor * rotframetime);
}
 
void RotRegen(entity this, Resource res, float limit_mod,
              float regenstable, float regenfactor, float regenlinear, float regenframetime,
              float rotstable, float rotfactor, float rotlinear, float rotframetime)
{
    float old = GetResource(this, res);
    float current = old;
    if(current > rotstable)
    {
        if(rotframetime > 0)
        {
            current = CalcRot(current, rotstable, rotfactor, rotframetime);
            current = max(rotstable, current - rotlinear * rotframetime);
        }
    }
    else if(current < regenstable)
    {
        if(regenframetime > 0)
        {
            current = CalcRegen(current, regenstable, regenfactor, regenframetime);
            current = min(regenstable, current + regenlinear * regenframetime);
        }
    }
 
    float limit = GetResourceLimit(this, res) * limit_mod;
    if(current > limit)
        current = limit;
 
    if (current != old)
        SetResource(this, res, current);
}
 
void player_regen(entity this)
{
    float max_mod, regen_mod, rot_mod, limit_mod;
    max_mod = regen_mod = rot_mod = limit_mod = 1;
 
    float regen_health = autocvar_g_balance_health_regen;
    float regen_health_linear = autocvar_g_balance_health_regenlinear;
    float regen_health_rot = autocvar_g_balance_health_rot;
    float regen_health_rotlinear = autocvar_g_balance_health_rotlinear;
    float regen_health_stable = autocvar_g_balance_health_regenstable;
    float regen_health_rotstable = autocvar_g_balance_health_rotstable;
    bool mutator_returnvalue = MUTATOR_CALLHOOK(PlayerRegen, this, max_mod, regen_mod, rot_mod, limit_mod, regen_health, regen_health_linear, regen_health_rot,
                                                regen_health_rotlinear, regen_health_stable, regen_health_rotstable);
    max_mod = M_ARGV(1, float);
    regen_mod = M_ARGV(2, float);
    rot_mod = M_ARGV(3, float);
    limit_mod = M_ARGV(4, float);
    regen_health = M_ARGV(5, float);
    regen_health_linear = M_ARGV(6, float);
    regen_health_rot = M_ARGV(7, float);
    regen_health_rotlinear = M_ARGV(8, float);
    regen_health_stable = M_ARGV(9, float);
    regen_health_rotstable = M_ARGV(10, float);
 
    float rotstable, regenstable, rotframetime, regenframetime;
 
    if(!mutator_returnvalue)
    {
        regenstable = autocvar_g_balance_armor_regenstable;
        rotstable = autocvar_g_balance_armor_rotstable;
        regenframetime = (time > this.pauseregen_finished) ? (regen_mod * frametime) : 0;
        rotframetime = (time > this.pauserotarmor_finished) ? (rot_mod * frametime) : 0;
        RotRegen(this, RES_ARMOR, limit_mod,
                 regenstable, autocvar_g_balance_armor_regen, autocvar_g_balance_armor_regenlinear, regenframetime,
                 rotstable, autocvar_g_balance_armor_rot, autocvar_g_balance_armor_rotlinear, rotframetime);
 
        // NOTE: max_mod is only applied to health
        regenstable = regen_health_stable * max_mod;
        rotstable = regen_health_rotstable * max_mod;
        regenframetime = (time > this.pauseregen_finished) ? (regen_mod * frametime) : 0;
        rotframetime = (time > this.pauserothealth_finished) ? (rot_mod * frametime) : 0;
        RotRegen(this, RES_HEALTH, limit_mod,
                 regenstable, regen_health, regen_health_linear, regenframetime,
                 rotstable, regen_health_rot, regen_health_rotlinear, rotframetime);
    }
 
    // if player rotted to death...  die!
    // check this outside above checks, as player may still be able to rot to death
    if(GetResource(this, RES_HEALTH) < 1)
    {
        if(this.vehicle)
            vehicles_exit(this.vehicle, VHEF_RELEASE);
        if(this.event_damage)
            this.event_damage(this, this, this, 1, DEATH_ROT.m_id, DMG_NOWEP, this.origin, '0 0 0');
    }
 
    if (!(this.items & IT_UNLIMITED_AMMO))
    {
        regenstable = autocvar_g_balance_fuel_regenstable;
        rotstable = autocvar_g_balance_fuel_rotstable;
        regenframetime = ((time > this.pauseregen_finished) && (this.items & ITEM_FuelRegen.m_itemid)) ? frametime : 0;
        rotframetime = (time > this.pauserotfuel_finished) ? frametime : 0;
        RotRegen(this, RES_FUEL, 1,
                 regenstable, autocvar_g_balance_fuel_regen, autocvar_g_balance_fuel_regenlinear, regenframetime,
                 rotstable, autocvar_g_balance_fuel_rot, autocvar_g_balance_fuel_rotlinear, rotframetime);
    }
}
 
bool zoomstate_set;
void SetZoomState(entity this, float newzoom)
{
    if(newzoom != CS(this).zoomstate)
    {
        CS(this).zoomstate = newzoom;
        ClientData_Touch(this, true);
    }
    zoomstate_set = true;
}
 
void GetPressedKeys(entity this)
{
    MUTATOR_CALLHOOK(GetPressedKeys, this);
    if (game_stopped)
    {
        CS(this).pressedkeys = 0;
        STAT(PRESSED_KEYS, this) = 0;
        return;
    }
 
    // NOTE: GetPressedKeys and PM_dodging_GetPressedKeys use similar code
    int keys = STAT(PRESSED_KEYS, this);
    keys = BITSET(keys, KEY_FORWARD,   CS(this).movement.x > 0);
    keys = BITSET(keys, KEY_BACKWARD,  CS(this).movement.x < 0);
    keys = BITSET(keys, KEY_RIGHT,     CS(this).movement.y > 0);
    keys = BITSET(keys, KEY_LEFT,      CS(this).movement.y < 0);
 
    keys = BITSET(keys, KEY_JUMP,      PHYS_INPUT_BUTTON_JUMP(this));
    keys = BITSET(keys, KEY_CROUCH,    IS_DUCKED(this)); // workaround: player can't un-crouch until their path is clear, so we keep the button held here
    keys = BITSET(keys, KEY_ATCK,      PHYS_INPUT_BUTTON_ATCK(this));
    keys = BITSET(keys, KEY_ATCK2,     PHYS_INPUT_BUTTON_ATCK2(this));
    CS(this).pressedkeys = keys; // store for other users
 
    STAT(PRESSED_KEYS, this) = keys;
}
 
/*
======================
spectate mode routines
======================
*/
 
void SpectateCopy(entity this, entity spectatee)
{
    TC(Client, this); TC(Client, spectatee);
 
    MUTATOR_CALLHOOK(SpectateCopy, spectatee, this);
    PS(this) = PS(spectatee);
    this.armortype = spectatee.armortype;
    SetResourceExplicit(this, RES_ARMOR, GetResource(spectatee, RES_ARMOR));
    SetResourceExplicit(this, RES_CELLS, GetResource(spectatee, RES_CELLS));
    SetResourceExplicit(this, RES_SHELLS, GetResource(spectatee, RES_SHELLS));
    SetResourceExplicit(this, RES_BULLETS, GetResource(spectatee, RES_BULLETS));
    SetResourceExplicit(this, RES_ROCKETS, GetResource(spectatee, RES_ROCKETS));
    SetResourceExplicit(this, RES_FUEL, GetResource(spectatee, RES_FUEL));
    this.effects = spectatee.effects & EFMASK_CHEAP; // eat performance
    SetResourceExplicit(this, RES_HEALTH, GetResource(spectatee, RES_HEALTH));
    CS(this).impulse = 0;
    this.disableclientprediction = 1; // no need to run prediction on a spectator
    this.items = spectatee.items;
    STAT(LAST_PICKUP, this) = STAT(LAST_PICKUP, spectatee);
    STAT(HIT_TIME, this) = STAT(HIT_TIME, spectatee);
    STAT(AIR_FINISHED, this) = STAT(AIR_FINISHED, spectatee);
    STAT(PRESSED_KEYS, this) = STAT(PRESSED_KEYS, spectatee);
    STAT(WEAPONS, this) = STAT(WEAPONS, spectatee);
    this.punchangle = spectatee.punchangle;
    this.view_ofs = spectatee.view_ofs;
    this.velocity = spectatee.velocity;
    this.dmg_take = spectatee.dmg_take;
    this.dmg_save = spectatee.dmg_save;
    this.dmg_inflictor = spectatee.dmg_inflictor;
    this.v_angle = spectatee.v_angle;
    this.angles = spectatee.v_angle;
    this.viewloc = spectatee.viewloc;
    if(!PHYS_INPUT_BUTTON_USE(this) && STAT(CAMERA_SPECTATOR, this) != 2)
        this.fixangle = true;
    setorigin(this, spectatee.origin);
    setsize(this, spectatee.mins, spectatee.maxs);
    SetZoomState(this, CS(spectatee).zoomstate);
 
    anticheat_spectatecopy(this, spectatee);
    STAT(HUD, this) = STAT(HUD, spectatee);
    if(spectatee.vehicle)
    {
        this.angles = spectatee.v_angle;
 
        //this.fixangle = false;
        //this.velocity = spectatee.vehicle.velocity;
        this.vehicle_health = spectatee.vehicle_health;
        this.vehicle_shield = spectatee.vehicle_shield;
        this.vehicle_energy = spectatee.vehicle_energy;
        this.vehicle_ammo1 = spectatee.vehicle_ammo1;
        this.vehicle_ammo2 = spectatee.vehicle_ammo2;
        this.vehicle_reload1 = spectatee.vehicle_reload1;
        this.vehicle_reload2 = spectatee.vehicle_reload2;
 
        //msg_entity = this;
 
        // WriteByte (MSG_ONE, SVC_SETVIEWANGLES);
            //WriteAngle(MSG_ONE,  spectatee.v_angle.x);
        // WriteAngle(MSG_ONE,  spectatee.v_angle.y);
        // WriteAngle(MSG_ONE,  spectatee.v_angle.z);
 
        //WriteByte (MSG_ONE, SVC_SETVIEW);
        //    WriteEntity(MSG_ONE, this);
        //makevectors(spectatee.v_angle);
        //setorigin(this, spectatee.origin - v_forward * 400 + v_up * 300);*/
    }
}
 
bool SpectateUpdate(entity this)
{
    if(!this.enemy)
        return false;
 
    if(!IS_PLAYER(this.enemy) || this == this.enemy)
    {
        SetSpectatee(this, NULL);
        return false;
    }
 
    SpectateCopy(this, this.enemy);
    if (IS_OBSERVER(this))
        TRANSMUTE(Spectator, this);
 
    return true;
}
 
bool SpectateSet(entity this)
{
    if(!IS_PLAYER(this.enemy))
        return false;
 
    ClientData_Touch(this.enemy, true);
 
    msg_entity = this;
    WriteByte(MSG_ONE, SVC_SETVIEW);
    WriteEntity(MSG_ONE, this.enemy);
    set_movetype(this, MOVETYPE_NONE);
    accuracy_resend(this);
 
    if(!SpectateUpdate(this))
        PutObserverInServer(this, false, true);
 
    return true;
}
 
void SetSpectatee_status(entity this, int spectatee_num)
{
    int oldspectatee_status = CS(this).spectatee_status;
    CS(this).spectatee_status = spectatee_num;
 
    if (CS(this).spectatee_status != oldspectatee_status)
    {
        if (STAT(PRESSED_KEYS, this))
        {
            CS(this).pressedkeys = 0;
            STAT(PRESSED_KEYS, this) = 0;
        }
 
        ClientData_Touch(this, true);
 
        // init or clear race data
        if ((g_race || g_cts) && g_race_qualifying && IS_REAL_CLIENT(this))
        {
            msg_entity = this;
 
            if (this.enemy && this.enemy.race_laptime)
            {
                // init
                race_SendNextCheckpoint(this.enemy, 1);
            }
            else
            {
                // send reset to this spectator
                WriteHeader(MSG_ONE, TE_CSQC_RACE);
                WriteByte(MSG_ONE, RACE_NET_CHECKPOINT_CLEAR);
            }
        }
    }
}
 
void SetSpectatee(entity this, entity spectatee)
{
    if(IS_BOT_CLIENT(this))
        return; // bots abuse .enemy, this code is useless to them
 
    entity old_spectatee = this.enemy;
 
    this.enemy = spectatee;
 
    // WEAPONTODO
    // these are required to fix the spectator bug with arc
    if(old_spectatee)
    {
        for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
        {
            .entity weaponentity = weaponentities[slot];
            if(old_spectatee.(weaponentity).arc_beam)
                old_spectatee.(weaponentity).arc_beam.SendFlags |= ARC_SF_UPDATE;
        }
    }
    if(spectatee)
    {
        for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
        {
            .entity weaponentity = weaponentities[slot];
            if(spectatee.(weaponentity).arc_beam)
                spectatee.(weaponentity).arc_beam.SendFlags |= ARC_SF_UPDATE;
        }
    }
 
    if (spectatee)
        SetSpectatee_status(this, etof(spectatee));
 
    // needed to update spectator list
    if(old_spectatee)
        ClientData_Touch(old_spectatee, true);
}
 
bool Spectate(entity this, entity pl)
{
    if(MUTATOR_CALLHOOK(SpectateSet, this, pl))
        return false;
    pl = M_ARGV(1, entity);
 
    SetSpectatee(this, pl);
    return SpectateSet(this);
}
 
bool SpectateNext(entity this)
{
    entity ent = find(this.enemy, classname, STR_PLAYER);
 
    if (MUTATOR_CALLHOOK(SpectateNext, this, ent))
        ent = M_ARGV(1, entity);
    else if (!ent)
        ent = find(ent, classname, STR_PLAYER);
 
    if(ent) SetSpectatee(this, ent);
 
    return SpectateSet(this);
}
 
bool SpectatePrev(entity this)
{
    // NOTE: chain order is from the highest to the lower entnum (unlike find)
    entity ent = findchain(classname, STR_PLAYER);
    if (!ent) // no player
        return false;
 
    entity first = ent;
    // skip players until current spectated player
    if(this.enemy)
        while(ent && ent != this.enemy)
            ent = ent.chain;
 
    switch (MUTATOR_CALLHOOK(SpectatePrev, this, ent, first))
    {
        case MUT_SPECPREV_FOUND:
            ent = M_ARGV(1, entity);
            break;
        case MUT_SPECPREV_RETURN:
            return true;
        case MUT_SPECPREV_CONTINUE:
        default:
        {
            if(ent.chain)
                ent = ent.chain;
            else
                ent = first;
            break;
        }
    }
 
    SetSpectatee(this, ent);
    return SpectateSet(this);
}
 
/*
=============
ShowRespawnCountdown()
 
Update a respawn countdown display.
=============
*/
void ShowRespawnCountdown(entity this)
{
    float number;
    if(!IS_DEAD(this)) // just respawned?
        return;
    else
    {
        number = ceil(this.respawn_time - time);
        if(number <= 0)
            return;
        if(number <= this.respawn_countdown)
        {
            this.respawn_countdown = number - 1;
            if(ceil(this.respawn_time - (time + 0.5)) == number) // only say it if it is the same number even in 0.5s; to prevent overlapping sounds
                Send_Notification(NOTIF_ONE, this, MSG_ANNCE, Announcer_PickNumber(CNT_RESPAWN, number));
        }
    }
}
 
bool ShowTeamSelection(entity this)
{
    if (!teamplay || autocvar_g_campaign || autocvar_g_balance_teams || this.team_selected || Player_HasRealForcedTeam(this))
        return false;
    if (QueuedPlayersReady(this, true))
        return false;
    if (frametime) // once per frame is more than enough
        stuffcmd(this, "_scoreboard_team_selection 1\n");
    return true;
}

void Join(entity this, bool queued_join)
{
    entity player_with_dibs = NULL;
 
    if (autocvar_g_campaign)
    {
        if (!campaign_bots_may_start && !game_stopped && time >= game_starttime)
            ReadyRestart(true);
        campaign_bots_may_start = true;
    }
 
    if(queued_join
    && TeamBalance_AreEqual(this, true)) // if a player couldn't tag in for balance, don't join them here as it would cause a stack
    {
        // First we must join player(s) queued for specific team(s) (they chose first)
        // so TeamBalance_JoinBestTeam() (if necessary) won't select the same team(s).
        // Relies on `this` skipping the queue (this.team already set, this.wants_join not set) or using autoselect.
        FOREACH_CLIENT(it != this && it.wants_join > 0,
        {
            // detect any conflict between `this` and a queued player (queuePlayer() handles other conflicts)
            if (this.team < 0 && this.team_selected > 0 // `this` can't have their preference
            && it.wants_join == this.team_selected) // `it` is the player who already chose the team `this` wanted
                player_with_dibs = it;
 
            Join(it, false);
        });
 
        // Second pass: queued players whose team will be autoselected
        FOREACH_CLIENT(it != this && it.wants_join < 0,
        {
            Join(it, false);
        });
    }
 
    Kill_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CPID_PREVENT_JOIN);
 
    TRANSMUTE(Player, this);
    PutClientInServer(this);
 
    if(IS_PLAYER(this)) // could be false due to PutClientInServer() mutator hook
    {
        if (!teamplay)
            Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_JOIN_PLAY, this.netname);
        else if (player_with_dibs)
            // limitation: notifications support only 1 translated team name
            // so the team `this` preferred can't be mentioned, only the team they got assigned to.
            Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, APP_TEAM_NUM(this.team, CENTER_JOIN_PLAY_TEAM_QUEUECONFLICT), player_with_dibs.netname);
        else
        {
            if (this.wants_join && game_starttime < time && !warmup_stage) // No countdown running && not returning to warmup via ReadyRestart_force
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_ANNCE, ANNCE_BEGIN); // Get queued player's attention
            Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, APP_TEAM_NUM(this.team, CENTER_JOIN_PLAY_TEAM));
        }
    }
 
    this.team_selected = 0;
    this.wants_join = 0;
}
 
int GetPlayerLimit()
{
    if(g_duel)
        return 2; // TODO: this workaround is needed since the mutator hook from duel can't be activated before the gametype is loaded (e.g. switching modes via gametype vote screen)
    // don't return map_maxplayers during intermission as it would interfere with MapHasRightSize()
    int player_limit = (autocvar_g_maxplayers >= 0 || intermission_running) ? autocvar_g_maxplayers : map_maxplayers;
    MUTATOR_CALLHOOK(GetPlayerLimit, player_limit);
    player_limit = M_ARGV(0, int);
    return player_limit < maxclients && player_limit > 0 ? player_limit : 0;
}

int nJoinAllowed(entity this)
{
    if(!this)
    // this is called that way when checking if anyone may be able to join (to build qcstatus)
    // so report 0 free slots if restricted
    {
        if(autocvar_g_forced_team_otherwise == "spectate"
        || autocvar_g_forced_team_otherwise == "spectator"
        || (teamplay && lockteams))
            return 0;
    }
 
    int totalClients = 0;
    int currentlyPlaying = 0;
    FOREACH_CLIENT(it != this,
    {
        ++totalClients;
        if(IS_PLAYER(it) || INGAME(it))
            ++currentlyPlaying;
    });
 
    int player_limit = GetPlayerLimit();
 
    int free_slots = max(0, (player_limit ? player_limit : maxclients) - currentlyPlaying);
    if (this || maxclients - totalClients) // don't add bot slots in the getstatus case if nobody can connect
        free_slots += bots_would_leave;
    if (!this) // getstatus case
        free_slots = min(free_slots, maxclients - totalClients);
 
    if(this && !free_slots)
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_JOIN_PREVENT, player_limit);
 
    return free_slots;
}
 
// Callsites other than ClientCommand_selectteam() should pass this.wants_join as team_index
// so the player won't accidentally reset a specific preference by pressing +jump
// and will see the centreprint with their current preference each time they press +jump.
bool queuePlayer(entity this, int team_index)
{
    // check if a queued player already chose the selected team
    if (team_index > 0)
    {
        FOREACH_CLIENT(it != this && it.wants_join == team_index,
        {
            if (QueuedPlayersReady(this, false))
            {
                // Join() will handle the notification so it can mention the team `player` will actually get
                this.team = -1; // force autoselect in Join() (last player skips queue)
                this.team_selected = team_index; // tell it which team to check for to find the conflict
            }
            else // > 2 teams
            {
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, APP_TEAM_NUM(Team_IndexToTeam(team_index), CENTER_JOIN_PREVENT_QUEUE_TEAM_CONFLICT), it.netname);
                this.wants_join = -1; // force autoselect in Join()
                this.team_selected = -1; // prevents clobbering by CENTER_JOIN_PREVENT_QUEUE
            }
            return true;
        });
    }
 
    if (QueuedPlayersReady(this, false))
        return false;
 
    if (team_index <= 0) // team auto select deferred until Join()
    {
        if (team_index != this.wants_join || !this.wants_join) // prevents chatcon spam
            Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_JOIN_WANTS, this.netname);
        if (this.team_selected >= 0) // prevents CENTER_JOIN_PREVENT_QUEUE_TEAM_CONFLICT getting clobbered
            Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_JOIN_PREVENT_QUEUE);
        this.wants_join = -1;
        this.team_selected = 0;
    }
    else
    {
        int team_num = Team_IndexToTeam(team_index);
        if (team_index != this.wants_join) // prevents chatcon spam
            Send_Notification(NOTIF_ALL, NULL, MSG_INFO, APP_TEAM_NUM(team_num, INFO_JOIN_WANTS_TEAM), this.netname);
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, APP_TEAM_NUM(team_num, CENTER_JOIN_PREVENT_QUEUE_TEAM));
        this.wants_join = team_index; // Player queued to join
        this.team_selected = team_index;
    }
 
    return true;
}
 
float autocvar_g_maxping;
bool joinAllowed(entity this, int team_index)
{
    if (CS(this).version_mismatch)
    {
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_JOIN_PREVENT_VERSIONMISMATCH);
        return false;
    }
    if (time < CS(this).jointime + MIN_SPEC_TIME) return false;
    if (teamplay && lockteams)
    {
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_TEAMCHANGE_LOCKED);
        return false;
    }
 
    if (Player_GetForcedTeamIndex(this) == TEAM_FORCE_SPECTATOR) return false;
 
    if (!INGAME(this) && PlayerInList(this, autocvar_g_playban_list))
    {
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_JOIN_PLAYBAN);
        return false;
    }
 
    // IS_PLAYER for most gametypes, INGAME for ca, lms, surv
    if (autocvar_g_maxping && !(IS_PLAYER(this) || INGAME(this)) && !this.wants_join)
    {
        if (this.ping <= 0) return false; // too soon
        if (this.ping > autocvar_g_maxping)
        {
            Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_JOIN_PREVENT_PING);
            return false;
        }
    }
 
    if (QueueNeeded(this))
    {
        if (team_index == 0) // so ClientCommand_selectteam() can check joinAllowed() before calling SetPlayerTeam() without chicken/egg problem
            if (ShowTeamSelection(this)) return false; // only needed by callsites other than selectteam
        // queuePlayer called here so that only conditions above block queuing (g_maxplayers shouldn't)
        if (queuePlayer(this, team_index)) return false;
        if (!nJoinAllowed(this)) return false;
    }
    else
    {
        if (!nJoinAllowed(this)) return false;
        if (team_index == 0) // so ClientCommand_selectteam() can check joinAllowed() before calling SetPlayerTeam() without chicken/egg problem
            if (ShowTeamSelection(this)) return false; // only needed by callsites other than selectteam
    }
 
    return true;
}
 
void show_entnum(entity this)
{
    // waypoint editor implements a similar feature for waypoints
    if (waypointeditor_enabled)
        return;
 
    if (wasfreed(this.wp_aimed))
        this.wp_aimed = NULL;
 
    WarpZone_crosshair_trace_plusvisibletriggers(this);
    entity ent = NULL;
    if (trace_ent)
    {
        ent = trace_ent;
        if (ent != this.wp_aimed)
        {
            string str = sprintf(
                "^7ent #%d\n^8 netname: ^3%s\n^8 classname: ^5%s\n^8 origin: ^2'%s'",
                etof(ent), ent.netname, ent.classname, vtos(ent.origin));
            debug_text_3d((ent.absmin + ent.absmax) * 0.5, str, 0, 7, '0 0 0');
        }
    }
    if (this.wp_aimed != ent)
        this.wp_aimed = ent;
}
 
.bool dualwielding_prev;
bool PlayerThink(entity this)
{
    if (game_stopped || intermission_running)
    {
        this.modelflags &= ~MF_ROCKET;
        if(intermission_running)
            IntermissionThink(this);
        return false;
    }
 
    if (timeout_status == TIMEOUT_ACTIVE)
    {
        // don't allow the player to turn around while game is paused
        // FIXME turn this into CSQC stuff
        this.v_angle = this.lastV_angle;
        this.angles = this.lastV_angle;
        this.fixangle = true;
    }
 
    if (frametime) player_powerups(this);
 
    if (frametime && autocvar_sv_show_entnum) show_entnum(this);
 
    if (IS_DEAD(this))
    {
        if (this.personal && g_race_qualifying
        && (autocvar_g_allow_checkpoints || CheatsAllowed(this, CHIMPULSE_SPEEDRUN.impulse, 0, 0, false, true)))
        {
            if (time > this.respawn_time)
            {
                STAT(RESPAWN_TIME, this) = this.respawn_time = time + 1; // only retry once a second
                respawn(this);
                CS(this).impulse = CHIMPULSE_SPEEDRUN.impulse;
            }
        }
        else
        {
            if (frametime) player_anim(this);
 
            if (this.respawn_flags & RESPAWN_DENY)
            {
                STAT(RESPAWN_TIME, this) = 0;
                return false;
            }
 
            bool button_pressed = (PHYS_INPUT_BUTTON_ATCK(this) || PHYS_INPUT_BUTTON_JUMP(this) || PHYS_INPUT_BUTTON_ATCK2(this) || PHYS_INPUT_BUTTON_HOOK(this) || PHYS_INPUT_BUTTON_USE(this));
 
            switch(this.deadflag)
            {
                case DEAD_DYING:
                {
                    if ((this.respawn_flags & RESPAWN_FORCE) && !(this.respawn_time < this.respawn_time_max))
                        this.deadflag = DEAD_RESPAWNING;
                    else if (!button_pressed || (time >= this.respawn_time_max && (this.respawn_flags & RESPAWN_FORCE)))
                        this.deadflag = DEAD_DEAD;
                    break;
                }
                case DEAD_DEAD:
                {
                    if (button_pressed)
                        this.deadflag = DEAD_RESPAWNABLE;
                    else if (time >= this.respawn_time_max && (this.respawn_flags & RESPAWN_FORCE))
                        this.deadflag = DEAD_RESPAWNING;
                    break;
                }
                case DEAD_RESPAWNABLE:
                {
                    if (!button_pressed || (this.respawn_flags & RESPAWN_FORCE))
                        this.deadflag = DEAD_RESPAWNING;
                    break;
                }
                case DEAD_RESPAWNING:
                {
                    if (time > this.respawn_time)
                    {
                        this.respawn_time = time + 1; // only retry once a second
                        this.respawn_time_max = this.respawn_time;
                        respawn(this);
                    }
                    break;
                }
            }
 
            ShowRespawnCountdown(this);
 
            if (this.respawn_flags & RESPAWN_SILENT)
                STAT(RESPAWN_TIME, this) = 0;
            else if ((this.respawn_flags & RESPAWN_FORCE) && this.respawn_time < this.respawn_time_max)
            {
                if (time < this.respawn_time)
                    STAT(RESPAWN_TIME, this) = this.respawn_time;
                else if (this.deadflag != DEAD_RESPAWNING)
                    STAT(RESPAWN_TIME, this) = -this.respawn_time_max;
            }
            else
                STAT(RESPAWN_TIME, this) = this.respawn_time;
        }
 
        // if respawning, invert stat_respawn_time to indicate this, the client translates it
        if (this.deadflag == DEAD_RESPAWNING && STAT(RESPAWN_TIME, this) > 0)
            STAT(RESPAWN_TIME, this) *= -1;
 
        return false;
    }
 
    FixPlayermodel(this);
 
    if (this.shootfromfixedorigin != autocvar_g_shootfromfixedorigin)
    {
        strcpy(this.shootfromfixedorigin, autocvar_g_shootfromfixedorigin);
        stuffcmd(this, sprintf("\ncl_shootfromfixedorigin \"%s\"\n", autocvar_g_shootfromfixedorigin));
    }
 
    // reset gun alignment when dual wielding status changes
    // to ensure guns are always aligned right and left
    bool dualwielding = W_DualWielding(this);
    if(this.dualwielding_prev != dualwielding)
    {
        W_ResetGunAlign(this, CS_CVAR(this).cvar_cl_gunalign);
        this.dualwielding_prev = dualwielding;
    }
 
    // LordHavoc: allow firing on move frames (sub-ticrate), this gives better timing on slow servers
    //if(frametime)
    {
        for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
        {
            .entity weaponentity = weaponentities[slot];
            if(WEP_CVAR(WEP_VORTEX, charge_always))
                W_Vortex_Charge(this, weaponentity, frametime);
            W_WeaponFrame(this, weaponentity);
        }
    }
 
    if (frametime)
    {
        // WEAPONTODO: Add a weapon request for this
        // rot vortex charge to the charge limit
        for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
        {
            .entity weaponentity = weaponentities[slot];
            if (WEP_CVAR(WEP_VORTEX, charge_rot_rate) && this.(weaponentity).vortex_charge > WEP_CVAR(WEP_VORTEX, charge_limit) && this.(weaponentity).vortex_charge_rottime < time)
                this.(weaponentity).vortex_charge = bound(WEP_CVAR(WEP_VORTEX, charge_limit), this.(weaponentity).vortex_charge - WEP_CVAR(WEP_VORTEX, charge_rot_rate) * frametime / W_TICSPERFRAME, 1);
        }
 
        player_regen(this);
        player_anim(this);
        this.dmg_team = max(0, this.dmg_team - autocvar_g_teamdamage_resetspeed * frametime);
    }
 
    monsters_setstatus(this);
 
    return true;
}
 
.bool would_spectate;
// merged SpectatorThink and ObserverThink (old names are here so you can grep for them)
void ObserverOrSpectatorThink(entity this)
{
    bool is_spec = IS_SPEC(this);
    if ( CS(this).impulse )
    {
        int r = MinigameImpulse(this, CS(this).impulse);
        if (!is_spec || r)
            CS(this).impulse = 0;
 
        if (is_spec && CS(this).impulse == IMP_weapon_drop.impulse)
        {
            STAT(CAMERA_SPECTATOR, this) = (STAT(CAMERA_SPECTATOR, this) + 1) % 3;
            CS(this).impulse = 0;
            return;
        }
    }
 
    if (frametime && autocvar_sv_show_entnum) show_entnum(this);
 
    if (IS_BOT_CLIENT(this) && !CS(this).autojoin_checked)
    {
        CS(this).autojoin_checked = 1;
        TRANSMUTE(Player, this);
        PutClientInServer(this);
 
        .entity weaponentity = weaponentities[0];
        if(this.(weaponentity).m_weapon == WEP_Null)
            W_NextWeapon(this, 0, weaponentity);
 
        return;
    }
 
    if (this.flags & FL_JUMPRELEASED)
    {
        if (PHYS_INPUT_BUTTON_JUMP(this) && (joinAllowed(this, this.wants_join) || time < CS(this).jointime + MIN_SPEC_TIME))
        {
            this.flags &= ~FL_JUMPRELEASED;
            this.flags |= FL_SPAWNING;
        }
        else if((is_spec && (PHYS_INPUT_BUTTON_ATCK(this) || CS(this).impulse == 10 || CS(this).impulse == 15 || CS(this).impulse == 18 || (CS(this).impulse >= 200 && CS(this).impulse <= 209)))
        || (!is_spec && ((PHYS_INPUT_BUTTON_ATCK(this) && !CS(this).version_mismatch) || this.would_spectate)))
        {
            this.flags &= ~FL_JUMPRELEASED;
            if (autocvar_sv_spectate == 2 && !warmup_stage && !this.vote_master)
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_SPECTATE_SPEC_NOTALLOWED);
            else if(SpectateNext(this))
                { }
            else if (is_spec)
            {
                TRANSMUTE(Observer, this);
                PutClientInServer(this);
            }
            else
                this.would_spectate = false; // unable to spectate anyone
 
            if (is_spec)
                CS(this).impulse = 0;
        }
        else if (is_spec)
        {
            if(CS(this).impulse == 12 || CS(this).impulse == 16  || CS(this).impulse == 19 || (CS(this).impulse >= 220 && CS(this).impulse <= 229))
            {
                this.flags &= ~FL_JUMPRELEASED;
                if (!SpectatePrev(this))
                {
                    TRANSMUTE(Observer, this);
                    PutClientInServer(this);
                }
                CS(this).impulse = 0;
            }
            else if(PHYS_INPUT_BUTTON_ATCK2(this))
            {
                if(!observe_blocked_if_eliminated || !INGAME(this))
                {
                    this.would_spectate = false;
                    this.flags &= ~FL_JUMPRELEASED;
                    TRANSMUTE(Observer, this);
                    PutClientInServer(this);
                }
            }
            else if(!SpectateUpdate(this) && !SpectateNext(this))
            {
                PutObserverInServer(this, false, true);
                this.would_spectate = true;
            }
        }
        else
        {
            bool wouldclip = CS_CVAR(this).cvar_cl_clippedspectating;
            if (PHYS_INPUT_BUTTON_USE(this))
                wouldclip = !wouldclip;
            int preferred_movetype = (wouldclip ? MOVETYPE_FLY_WORLDONLY : MOVETYPE_NOCLIP);
            set_movetype(this, preferred_movetype);
        }
    }
    else
    { // jump pressed
        if ((is_spec && !(PHYS_INPUT_BUTTON_ATCK(this) || PHYS_INPUT_BUTTON_ATCK2(this)))
        || (!is_spec && !(PHYS_INPUT_BUTTON_ATCK(this) || PHYS_INPUT_BUTTON_JUMP(this))))
        {
            this.flags |= FL_JUMPRELEASED;
            // primary attack pressed
            if(this.flags & FL_SPAWNING)
            {
                this.flags &= ~FL_SPAWNING;
                if(joinAllowed(this, this.wants_join))
                    Join(this, teamplay);
                else if(time < CS(this).jointime + MIN_SPEC_TIME)
                    CS(this).autojoin_checked = -1;
                return;
            }
        }
        if(is_spec && !SpectateUpdate(this))
            PutObserverInServer(this, false, true);
    }
    if (is_spec)
        this.flags |= FL_CLIENT | FL_NOTARGET;
}
 
void PlayerUseKey(entity this)
{
    if (!IS_PLAYER(this))
        return;
 
    if(this.vehicle)
    {
        if(!game_stopped)
        {
            vehicles_exit(this.vehicle, VHEF_NORMAL);
            return;
        }
    }
    else if(autocvar_g_vehicles_enter)
    {
        if(!game_stopped && !STAT(FROZEN, this) && !StatusEffects_active(STATUSEFFECT_Frozen, this) && !IS_DEAD(this) && !IS_INDEPENDENT_PLAYER(this))
        {
            entity head, closest_target = NULL;
            head = WarpZone_FindRadius(this.origin, autocvar_g_vehicles_enter_radius, true);
 
            while(head) // find the closest acceptable target to enter
            {
                if(IS_VEHICLE(head) && !IS_DEAD(head) && head.takedamage != DAMAGE_NO)
                if(!head.owner || ((head.vehicle_flags & VHF_MULTISLOT) && SAME_TEAM(head.owner, this)))
                {
                    if(closest_target)
                    {
                        if(vlen2(this.origin - head.origin) < vlen2(this.origin - closest_target.origin))
                            closest_target = head;
                    }
                    else
                        closest_target = head;
                }
 
                head = head.chain;
            }
 
            if(closest_target)
            {
                vehicles_enter(this, closest_target);
                return;
            }
        }
    }
 
    // a use key was pressed; call handlers
    MUTATOR_CALLHOOK(PlayerUseKey, this);
}
 
 
/*
=============
PlayerPreThink
 
Called every frame for each real client by DP (and for each bot by StartFrame()),
and when executing every asynchronous move, so only include things that MUST be done then.
Use PlayerFrame() instead for code that only needs to run once per server frame.
frametime == 0 in the asynchronous code path.
 
TODO: move more stuff from here and PlayerThink() and ObserverOrSpectatorThink() to PlayerFrame() (frametime is always set there)
=============
*/
.float last_vehiclecheck;
void PlayerPreThink (entity this)
{
    WarpZone_PlayerPhysics_FixVAngle(this);
 
    zoomstate_set = false;
 
    MUTATOR_CALLHOOK(PlayerPreThink, this);
 
    if(PHYS_INPUT_BUTTON_USE(this) && !CS(this).usekeypressed)
        PlayerUseKey(this);
    CS(this).usekeypressed = PHYS_INPUT_BUTTON_USE(this);
 
    if (IS_PLAYER(this))
    {
        if (IS_REAL_CLIENT(this) && time < CS(this).jointime + MIN_SPEC_TIME)
            error("Client can't be spawned as player on connection!");
        if(!PlayerThink(this))
            return;
    }
    else if (game_stopped || intermission_running)
    {
        if(intermission_running)
            IntermissionThink(this);
        return;
    }
    else if (IS_REAL_CLIENT(this) && CS(this).autojoin_checked <= 0 && time >= CS(this).jointime + MIN_SPEC_TIME
    && this.ping > 0) // delay until centreprints could work (still on loading screen but timers start when it disappears)
    {
        bool early_join_requested = (CS(this).autojoin_checked < 0);
        CS(this).autojoin_checked = 1;
        // don't do this in ClientConnect
        // many things can go wrong if a client is spawned as player on connection
        if (early_join_requested || MUTATOR_CALLHOOK(AutoJoinOnConnection, this)
        || (!(autocvar_sv_spectate || autocvar_g_campaign || (Player_GetForcedTeamIndex(this) == TEAM_FORCE_SPECTATOR))
            && (!teamplay || autocvar_g_balance_teams)))
        {
            if(joinAllowed(this, this.wants_join))
                Join(this, teamplay);
            else if (!autocvar_sv_spectate) // we really want to join and some blockers may be brief (g_maxping)
                if (time < CS(this).spectatortime + MIN_SPEC_TIME) // centreprints don't appear while spamming
                    CS(this).autojoin_checked = -1; // keep trying for MIN_SPEC_TIME
            return;
        }
    }
    else if (IS_OBSERVER(this) || IS_SPEC(this))
        ObserverOrSpectatorThink(this);
 
    // WEAPONTODO: Add weapon request for this
    if (!zoomstate_set)
    {
        bool wep_zoomed = false;
        for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
        {
            .entity weaponentity = weaponentities[slot];
            Weapon thiswep = this.(weaponentity).m_weapon;
            if(thiswep != WEP_Null && thiswep.wr_zoom)
                wep_zoomed += thiswep.wr_zoom(thiswep, this);
        }
        SetZoomState(this, PHYS_INPUT_BUTTON_ZOOM(this) || PHYS_INPUT_BUTTON_ZOOMSCRIPT(this) || wep_zoomed);
    }
 
    // Voice sound effects
    if (CS(this).teamkill_soundtime && time > CS(this).teamkill_soundtime)
    {
        CS(this).teamkill_soundtime = 0;
 
        entity e = CS(this).teamkill_soundsource;
        entity oldpusher = e.pusher;
        e.pusher = this;
        PlayerSound(e, playersound_teamshoot, CH_VOICE, VOL_BASEVOICE, VOICETYPE_LASTATTACKER_ONLY, 1);
        e.pusher = oldpusher;
    }
 
    if (CS(this).taunt_soundtime && time > CS(this).taunt_soundtime)
    {
        CS(this).taunt_soundtime = 0;
        PlayerSound(this, playersound_taunt, CH_VOICE, VOL_BASEVOICE, VOICETYPE_AUTOTAUNT, 1);
    }
 
    target_voicescript_next(this);
}
 
void DrownPlayer(entity this)
{
    // TODO: mutator hook to prevent drowning?
    if(IS_DEAD(this) || game_stopped || time < game_starttime || this.vehicle
    || STAT(FROZEN, this) || this.watertype != CONTENT_WATER)
    {
        STAT(AIR_FINISHED, this) = 0;
        return;
    }
 
    if (this.waterlevel != WATERLEVEL_SUBMERGED)
    {
        if(STAT(AIR_FINISHED, this) && STAT(AIR_FINISHED, this) < time)
            PlayerSound(this, playersound_gasp, CH_PLAYER, VOL_BASE, VOICETYPE_PLAYERSOUND, 1);
        STAT(AIR_FINISHED, this) = 0;
    }
    else
    {
        if (!STAT(AIR_FINISHED, this))
            STAT(AIR_FINISHED, this) = time + autocvar_g_balance_contents_drowndelay;
        if (STAT(AIR_FINISHED, this) < time)
        {   // drown!
            if (this.pain_finished < time)
            {
                Damage (this, NULL, NULL, autocvar_g_balance_contents_playerdamage_drowning * autocvar_g_balance_contents_damagerate, DEATH_DROWN.m_id, DMG_NOWEP, this.origin, '0 0 0');
                this.pain_finished = time + 0.5;
            }
        }
    }
}
 
.bool move_qcphysics;
 
void Player_Physics(entity this)
{
    this.movetype = (this.move_qcphysics) ? MOVETYPE_QCPLAYER : this.move_movetype;
 
    if(!this.move_qcphysics)
        return;
 
    if(!frametime && !CS(this).pm_frametime)
        return;
 
    Movetype_Physics_NoMatchTicrate(this, CS(this).pm_frametime, true);
}
 
/*
=============
PlayerPostThink
 
Called every frame for each real client by DP (and for each bot by StartFrame()),
and when executing every asynchronous move, so only include things that MUST be done then.
Use PlayerFrame() instead for code that only needs to run once per server frame.
frametime == 0 in the asynchronous code path.
=============
*/
void PlayerPostThink (entity this)
{
    Player_Physics(this);
 
    if (IS_PLAYER(this))
    {
        DrownPlayer(this);
        UpdateChatBubble(this);
        if (CS(this).impulse)
            ImpulseCommands(this);
        GetPressedKeys(this);
    }
    else if (IS_OBSERVER(this) && STAT(PRESSED_KEYS, this))
    {
        CS(this).pressedkeys = 0;
        STAT(PRESSED_KEYS, this) = 0;
    }
 
    CSQCMODEL_AUTOUPDATE(this);
    CS(this).pm_frametime = 0; // CSQCModel_CheckUpdate() and Player_Physics() both read it
}
 
/*
=============
PlayerFrame
 
Called every frame for each client by StartFrame().
Use this for code that only needs to run once per server frame.
frametime is always set here.
=============
*/
void PlayerFrame (entity this)
{
    Physics_UpdateStats(this);
 
    // Don't accumulate alivetime whilst afk as xonstat skill ratings are based on score per second.
    // Time accumulated so far (including the 30s) is retained in the event of a move to spec, disconnect, etc.
    if (this.alivetime_start && time - CS(this).parm_idlesince >= 30)
        this.alivetime_start += frametime;
 
// formerly PreThink code
 
    if (this.score_frame_dmg)
    {
        this.handicap_avg_given_sum += this.score_frame_dmg * Handicap_GetTotalHandicap(this, false);
        GameRules_scoring_add(this, DMG, this.score_frame_dmg);
        this.score_frame_dmg = 0;
    }
    if (this.score_frame_dmgtaken)
    {
        this.handicap_avg_taken_sum += this.score_frame_dmgtaken * Handicap_GetTotalHandicap(this, true);
        GameRules_scoring_add(this, DMGTAKEN, this.score_frame_dmgtaken);
        this.score_frame_dmgtaken = 0;
    }
 
    STAT(GUNALIGN, this) = CS_CVAR(this).cvar_cl_gunalign; // TODO
    STAT(MOVEVARS_CL_TRACK_CANJUMP, this) = CS_CVAR(this).cvar_cl_movement_track_canjump;
 
    // physics frames: update anticheat stuff
    anticheat_prethink(this);
 
    // Check if spectating is allowed
    // cvar hook/callback TODO: make this event-driven
    if (!autocvar_sv_spectate && IS_REAL_CLIENT(this)
    && (IS_SPEC(this) || IS_OBSERVER(this)) && !INGAME(this))
    {
        float cutoff = CS(this).spectatortime + autocvar_g_maxplayers_spectator_blocktime;
        if (time > cutoff + MIN_SPEC_TIME * 0.5 // sv_spectate was disabled recently (or the server was stalled far too long)
        || CS(this).autojoin_checked == 0) // or too soon to have tried to autojoin
        {
            CS(this).spectatortime = time; // reset the grace period
            if (CS(this).autojoin_checked) // only notify when sv_spectate was disabled recently, to prevent spam
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_MULTI, SPECTATE_WARNING, autocvar_g_maxplayers_spectator_blocktime);
        }
        else if (time > cutoff)
            if (dropclient_schedule(this))
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_INFO, INFO_QUIT_KICK_SPECTATING);
    }
 
    // Check for nameless players
    if (this.netname == "" || this.netname != CS(this).netname_previous)
    {
        bool assume_unchanged = (CS(this).netname_previous == "");
        if (autocvar_sv_name_maxlength > 0 && strlennocol(this.netname) > autocvar_sv_name_maxlength)
        {
            int new_length = textLengthUpToLength(this.netname, autocvar_sv_name_maxlength, strlennocol);
            this.netname = strzone(strcat(substring(this.netname, 0, new_length), "^7"));
            sprint(this, sprintf("Warning: your name is longer than %d characters, it has been truncated.\n", autocvar_sv_name_maxlength));
            assume_unchanged = false;
            // stuffcmd(this, strcat("name ", this.netname, "\n")); // maybe?
        }
        if (isInvisibleString(this.netname))
        {
            this.netname = strzone(sprintf("Player#%d", this.playerid));
            sprint(this, "Warning: invisible names are not allowed.\n");
            assume_unchanged = false;
            // stuffcmd(this, strcat("name ", this.netname, "\n")); // maybe?
        }
        if (!assume_unchanged && autocvar_sv_eventlog)
            GameLogEcho(strcat(":name:", ftos(this.playerid), ":", playername(this.netname, this.team, false)));
        strcpy(CS(this).netname_previous, this.netname);
    }
 
    // version nagging
    if (CS(this).version_nagtime && CS_CVAR(this).cvar_g_xonoticversion && time > CS(this).version_nagtime)
    {
        CS(this).version_nagtime = 0;
        if (strstrofs(CS_CVAR(this).cvar_g_xonoticversion, "git", 0) >= 0 || strstrofs(CS_CVAR(this).cvar_g_xonoticversion, "autobuild", 0) >= 0)
        {
            // git client
        }
        else if (strstrofs(autocvar_g_xonoticversion, "git", 0) >= 0 || strstrofs(autocvar_g_xonoticversion, "autobuild", 0) >= 0)
        {
            // git server
            Send_Notification(NOTIF_ONE_ONLY, this, MSG_INFO, INFO_VERSION_BETA, autocvar_g_xonoticversion, CS_CVAR(this).cvar_g_xonoticversion);
        }
        else
        {
            int r = vercmp(CS_CVAR(this).cvar_g_xonoticversion, autocvar_g_xonoticversion);
            if (r < 0) // old client
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_INFO, INFO_VERSION_OUTDATED, autocvar_g_xonoticversion, CS_CVAR(this).cvar_g_xonoticversion);
            else if (r > 0) // old server
                Send_Notification(NOTIF_ONE_ONLY, this, MSG_INFO, INFO_VERSION_OLD, autocvar_g_xonoticversion, CS_CVAR(this).cvar_g_xonoticversion);
        }
    }
 
    if (this.ignore_list_send_time > 0 && time > this.ignore_list_send_time)
        ignore_list_send(this);
 
    // GOD MODE info
    if (!(this.flags & FL_GODMODE) && this.max_armorvalue)
    {
        Send_Notification(NOTIF_ONE_ONLY, this, MSG_INFO, INFO_GODMODE_OFF, this.max_armorvalue);
        this.max_armorvalue = 0;
    }
 
    // Vehicles
    if(autocvar_g_vehicles_enter && (time > this.last_vehiclecheck) && !game_stopped && !this.vehicle)
    if(IS_PLAYER(this) && !STAT(FROZEN, this) && !StatusEffects_active(STATUSEFFECT_Frozen, this) && !IS_DEAD(this) && !IS_INDEPENDENT_PLAYER(this))
    {
        FOREACH_ENTITY_RADIUS(this.origin, autocvar_g_vehicles_enter_radius, IS_VEHICLE(it) && !IS_DEAD(it) && it.takedamage != DAMAGE_NO,
        {
            if(!it.owner)
            {
                if(!it.team || SAME_TEAM(this, it))
                    Send_Notification(NOTIF_ONE, this, MSG_CENTER, CENTER_VEHICLE_ENTER);
                else if(autocvar_g_vehicles_steal)
                    Send_Notification(NOTIF_ONE, this, MSG_CENTER, CENTER_VEHICLE_ENTER_STEAL);
            }
            else if((it.vehicle_flags & VHF_MULTISLOT) && SAME_TEAM(it.owner, this))
            {
                Send_Notification(NOTIF_ONE, this, MSG_CENTER, CENTER_VEHICLE_ENTER_GUNNER);
            }
        });
 
        this.last_vehiclecheck = time + 1;
    }
 
 
 
// formerly PostThink code
    if (autocvar_sv_maxidle > 0 || ((IS_PLAYER(this) || this.wants_join) && autocvar_sv_maxidle_playertospectator > 0))
    if (IS_REAL_CLIENT(this))
    if (IS_PLAYER(this) || this.wants_join || autocvar_sv_maxidle_alsokickspectators)
    if (!intermission_running) // NextLevel() kills all centerprints after setting this true
    {
        int totalClients = 0;
        if(autocvar_sv_maxidle > 0 && autocvar_sv_maxidle_slots > 0)
        {
            // maxidle disabled in local matches by not counting clients (totalClients 0)
            if (autocvar_sv_dedicated)
            {
                FOREACH_CLIENT(IS_REAL_CLIENT(it) || autocvar_sv_maxidle_slots_countbots,
                {
                    ++totalClients;
                });
                if (maxclients - totalClients > autocvar_sv_maxidle_slots)
                    totalClients = 0;
            }
        }
        else if ((IS_PLAYER(this) || this.wants_join) && autocvar_sv_maxidle_playertospectator > 0)
        {
            FOREACH_CLIENT(IS_REAL_CLIENT(it),
            {
                ++totalClients;
            });
        }
 
        if (totalClients < autocvar_sv_maxidle_minplayers)
        {
            // idle kick disabled
            CS(this).parm_idlesince = time;
        }
        else if (time - CS(this).parm_idlesince < 1) // instead of (time == this.parm_idlesince) to support sv_maxidle <= 10
        {
            if (CS(this).idlekick_lasttimeleft)
            {
                CS(this).idlekick_lasttimeleft = 0;
                Kill_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CPID_IDLING);
            }
        }
        else
        {
            float maxidle_time = autocvar_sv_maxidle;
            if ((IS_PLAYER(this) || this.wants_join)
            && autocvar_sv_maxidle_playertospectator > 0)
                maxidle_time = autocvar_sv_maxidle_playertospectator;
            float timeleft = ceil(maxidle_time - (time - CS(this).parm_idlesince));
            float countdown_time = max(min(10, maxidle_time - 1), ceil(maxidle_time * 0.33)); // - 1 to support maxidle_time <= 10
            if (timeleft == countdown_time && !CS(this).idlekick_lasttimeleft)
            {
                if ((IS_PLAYER(this) || this.wants_join) && autocvar_sv_maxidle_playertospectator > 0)
                {
                    if (!this.wants_join) // no countdown centreprint when getting kicked off the join queue
                        Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_MOVETOSPEC_IDLING, timeleft);
                }
                else
                    Send_Notification(NOTIF_ONE_ONLY, this, MSG_CENTER, CENTER_DISCONNECT_IDLING, timeleft);
            }
            if (timeleft <= 0)
            {
                if ((IS_PLAYER(this) || this.wants_join)
                && autocvar_sv_maxidle_playertospectator > 0)
                {
                    if (this.wants_join)
                        Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_MOVETOSPEC_IDLING_QUEUE, this.netname, maxidle_time);
                    else
                        Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_MOVETOSPEC_IDLING, this.netname, maxidle_time);
                    PutObserverInServer(this, true, true);
                    // Can't do this in PutObserverInServer() or SetPlayerTeam() cos it causes
                    // mouse2 (change spectate mode) to kick the player off the join queue.
                    this.wants_join = 0;
                    this.team_selected = 0;
                    // when the player is kicked off the server, these are called in ClientDisconnect()
                    if (!TeamBalance_QueuedPlayersTagIn(this))
                    if (autocvar_g_balance_teams_remove)
                        TeamBalance_RemoveExcessPlayers(this);
                }
                else
                {
                    if (dropclient_schedule(this))
                        Send_Notification(NOTIF_ALL, NULL, MSG_INFO, INFO_QUIT_KICK_IDLING, this.netname, maxidle_time);
                }
                return;
            }
            else if (timeleft <= countdown_time
            && !this.wants_join) // no countdown bangs when getting kicked off the join queue
            {
                if (timeleft != CS(this).idlekick_lasttimeleft)
                    play2(this, SND(TALK2));
                CS(this).idlekick_lasttimeleft = timeleft;
            }
        }
    }
 
    CheatFrame(this);
 
    if (game_stopped)
    {
        this.solid = SOLID_NOT;
        this.takedamage = DAMAGE_NO;
        set_movetype(this, MOVETYPE_NONE);
        CS(this).teamkill_complain = 0;
        CS(this).teamkill_soundtime = 0;
        CS(this).teamkill_soundsource = NULL;
    }
 
    if (this.waypointsprite_attachedforcarrier) {
        float hp = healtharmor_maxdamage(GetResource(this, RES_HEALTH), GetResource(this, RES_ARMOR), autocvar_g_balance_armor_blockpercent, DEATH_WEAPON.m_id).x;
        WaypointSprite_UpdateHealth(this.waypointsprite_attachedforcarrier, hp);
    }
}
 
// hack to copy the button fields from the client entity to the Client State
void PM_UpdateButtons(entity this, entity store)
{
    if(this.impulse)
        store.impulse = this.impulse;
    this.impulse = 0;
 
    bool typing = this.buttonchat || this.button12;
 
    store.button0 = (typing) ? 0 : this.button0;
    //button1?!
    store.button2 = (typing) ? 0 : this.button2;
    store.button3 = (typing) ? 0 : this.button3;
    store.button4 = this.button4;
    store.button5 = (typing) ? 0 : this.button5;
    store.button6 = this.button6;
    store.button7 = this.button7;
    store.button8 = this.button8;
    store.button9 = this.button9;
    store.button10 = this.button10;
    store.button11 = this.button11;
    store.button12 = this.button12;
    store.button13 = this.button13;
    store.button14 = this.button14;
    store.button15 = this.button15;
    store.button16 = this.button16;
    store.buttonuse = this.buttonuse;
    store.buttonchat = this.buttonchat;
 
    store.cursor_active = this.cursor_active;
    store.cursor_screen = this.cursor_screen;
    store.cursor_trace_start = this.cursor_trace_start;
    store.cursor_trace_endpos = this.cursor_trace_endpos;
    store.cursor_trace_ent = this.cursor_trace_ent;
 
    store.ping = this.ping;
    store.ping_packetloss = this.ping_packetloss;
    store.ping_movementloss = this.ping_movementloss;
 
    store.v_angle = this.v_angle;
    store.movement = this.movement;
}
 
NET_HANDLE(fpsreport, bool)
{
    int fps = ReadShort();
    PlayerScore_Set(sender, SP_FPS, fps);
    return true;
}