/host_cmd.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#include "quakedef.h"
#include "sv_demo.h"
#include "image.h"

#include "prvm_cmds.h"
#include "utf8lib.h"

// for secure rcon authentication
#include "hmac.h"
#include "mdfour.h"
#include <time.h>

int current_skill;
cvar_t sv_cheats = {0, "sv_cheats", "0", "enables cheat commands in any game, and cheat impulses in dpmod"};
cvar_t sv_adminnick = {CVAR_SAVE, "sv_adminnick", "", "nick name to use for admin messages instead of host name"};
cvar_t sv_status_privacy = {CVAR_SAVE, "sv_status_privacy", "0", "do not show IP addresses in 'status' replies to clients"};
cvar_t sv_status_show_qcstatus = {CVAR_SAVE, "sv_status_show_qcstatus", "0", "show the 'qcstatus' field in status replies, not the 'frags' field. Turn this on if your mod uses this field, and the 'frags' field on the other hand has no meaningful value."};
cvar_t sv_namechangetimer = {CVAR_SAVE, "sv_namechangetimer", "5", "how often to allow name changes, in seconds (prevents people from using animated names and other tricks"};
cvar_t rcon_password = {CVAR_PRIVATE, "rcon_password", "", "password to authenticate rcon commands; NOTE: changing rcon_secure clears rcon_password, so set rcon_secure always before rcon_password; may be set to a string of the form user1:pass1 user2:pass2 user3:pass3 to allow multiple user accounts - the client then has to specify ONE of these combinations"};
cvar_t rcon_secure = {CVAR_NQUSERINFOHACK, "rcon_secure", "0", "force secure rcon authentication (1 = time based, 2 = challenge based); NOTE: changing rcon_secure clears rcon_password, so set rcon_secure always before rcon_password"};
cvar_t rcon_secure_challengetimeout = {0, "rcon_secure_challengetimeout", "5", "challenge-based secure rcon: time out requests if no challenge came within this time interval"};
cvar_t rcon_address = {0, "rcon_address", "", "server address to send rcon commands to (when not connected to a server)"};
cvar_t team = {CVAR_USERINFO | CVAR_SAVE, "team", "none", "QW team (4 character limit, example: blue)"};
cvar_t skin = {CVAR_USERINFO | CVAR_SAVE, "skin", "", "QW player skin name (example: base)"};
cvar_t noaim = {CVAR_USERINFO | CVAR_SAVE, "noaim", "1", "QW option to disable vertical autoaim"};
cvar_t r_fixtrans_auto = {0, "r_fixtrans_auto", "0", "automatically fixtrans textures (when set to 2, it also saves the fixed versions to a fixtrans directory)"};
qboolean allowcheats = false;

extern qboolean host_shuttingdown;
extern cvar_t developer_entityparsing;

/*
==================
Host_Quit_f
==================
*/

void Host_Quit_f (void)
{
	if(host_shuttingdown)
		Con_Printf("shutting down already!\n");
	else
		Sys_Quit (0);
}

/*
==================
Host_Status_f
==================
*/
static void Host_Status_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	char qcstatus[256];
	client_t *client;
	int seconds = 0, minutes = 0, hours = 0, i, j, k, in, players, ping = 0, packetloss = 0;
	void (*print) (const char *fmt, ...);
	char ip[48]; // can contain a full length v6 address with [] and a port
	int frags;
	char vabuf[1024];

	if (cmd_source == src_command)
	{
		// if running a client, try to send over network so the client's status report parser will see the report
		if (cls.state == ca_connected)
		{
			Cmd_ForwardToServer ();
			return;
		}
		print = Con_Printf;
	}
	else
		print = SV_ClientPrintf;

	if (!sv.active)
		return;

	in = 0;
	if (Cmd_Argc() == 2)
	{
		if (strcmp(Cmd_Argv(1), "1") == 0)
			in = 1;
		else if (strcmp(Cmd_Argv(1), "2") == 0)
			in = 2;
	}

	for (players = 0, i = 0;i < svs.maxclients;i++)
		if (svs.clients[i].active)
			players++;
	print ("host:     %s\n", Cvar_VariableString ("hostname"));
	print ("version:  %s build %s (gamename %s)\n", gamename, buildstring, gamenetworkfiltername);
	print ("protocol: %i (%s)\n", Protocol_NumberForEnum(sv.protocol), Protocol_NameForEnum(sv.protocol));
	print ("map:      %s\n", sv.name);
	print ("timing:   %s\n", Host_TimingReport(vabuf, sizeof(vabuf)));
	print ("players:  %i active (%i max)\n\n", players, svs.maxclients);

	if (in == 1)
		print ("^2IP                                             %%pl ping  time   frags  no   name\n");
	else if (in == 2)
		print ("^5IP                                              no   name\n");

	for (i = 0, k = 0, client = svs.clients;i < svs.maxclients;i++, client++)
	{
		if (!client->active)
			continue;

		++k;

		if (in == 0 || in == 1)
		{
			seconds = (int)(realtime - client->connecttime);
			minutes = seconds / 60;
			if (minutes)
			{
				seconds -= (minutes * 60);
				hours = minutes / 60;
				if (hours)
					minutes -= (hours * 60);
			}
			else
				hours = 0;
			
			packetloss = 0;
			if (client->netconnection)
				for (j = 0;j < NETGRAPH_PACKETS;j++)
					if (client->netconnection->incoming_netgraph[j].unreliablebytes == NETGRAPH_LOSTPACKET)
						packetloss++;
			packetloss = (packetloss * 100 + NETGRAPH_PACKETS - 1) / NETGRAPH_PACKETS;
			ping = bound(0, (int)floor(client->ping*1000+0.5), 9999);
		}

		if(sv_status_privacy.integer && cmd_source != src_command)
			strlcpy(ip, client->netconnection ? "hidden" : "botclient", 48);
		else
			strlcpy(ip, (client->netconnection && client->netconnection->address) ? client->netconnection->address : "botclient", 48);

		frags = client->frags;

		if(sv_status_show_qcstatus.integer)
		{
			prvm_edict_t *ed = PRVM_EDICT_NUM(i + 1);
			const char *str = PRVM_GetString(prog, PRVM_serveredictstring(ed, clientstatus));
			if(str && *str)
			{
				char *p;
				const char *q;
				p = qcstatus;
				for(q = str; *q && p != qcstatus + sizeof(qcstatus) - 1; ++q)
					if(*q != '\\' && *q != '"' && !ISWHITESPACE(*q))
						*p++ = *q;
				*p = 0;
				if(*qcstatus)
					frags = atoi(qcstatus);
			}
		}
		
		if (in == 0) // default layout
		{
			if (sv.protocol == PROTOCOL_QUAKE && svs.maxclients <= 99)
			{
				// LordHavoc: this is very touchy because we must maintain ProQuake compatible status output
				print ("#%-2u %-16.16s  %3i  %2i:%02i:%02i\n", i+1, client->name, frags, hours, minutes, seconds);
				print ("   %s\n", ip);
			}
			else
			{
				// LordHavoc: no real restrictions here, not a ProQuake-compatible protocol anyway...
				print ("#%-3u %-16.16s %4i  %2i:%02i:%02i\n", i+1, client->name, frags, hours, minutes, seconds);
				print ("   %s\n", ip);
			}
		}
		else if (in == 1) // extended layout
		{
			print ("%s%-47s %2i %4i %2i:%02i:%02i %4i  #%-3u ^7%s\n", k%2 ? "^3" : "^7", ip, packetloss, ping, hours, minutes, seconds, frags, i+1, client->name);
		}
		else if (in == 2) // reduced layout
		{
			print ("%s%-47s #%-3u ^7%s\n", k%2 ? "^3" : "^7", ip, i+1, client->name);
		}
	}
}


/*
==================
Host_God_f

Sets client to godmode
==================
*/
static void Host_God_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	if (!allowcheats)
	{
		SV_ClientPrint("No cheats allowed, use sv_cheats 1 and restart level to enable.\n");
		return;
	}

	PRVM_serveredictfloat(host_client->edict, flags) = (int)PRVM_serveredictfloat(host_client->edict, flags) ^ FL_GODMODE;
	if (!((int)PRVM_serveredictfloat(host_client->edict, flags) & FL_GODMODE) )
		SV_ClientPrint("godmode OFF\n");
	else
		SV_ClientPrint("godmode ON\n");
}

static void Host_Notarget_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	if (!allowcheats)
	{
		SV_ClientPrint("No cheats allowed, use sv_cheats 1 and restart level to enable.\n");
		return;
	}

	PRVM_serveredictfloat(host_client->edict, flags) = (int)PRVM_serveredictfloat(host_client->edict, flags) ^ FL_NOTARGET;
	if (!((int)PRVM_serveredictfloat(host_client->edict, flags) & FL_NOTARGET) )
		SV_ClientPrint("notarget OFF\n");
	else
		SV_ClientPrint("notarget ON\n");
}

qboolean noclip_anglehack;

static void Host_Noclip_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	if (!allowcheats)
	{
		SV_ClientPrint("No cheats allowed, use sv_cheats 1 and restart level to enable.\n");
		return;
	}

	if (PRVM_serveredictfloat(host_client->edict, movetype) != MOVETYPE_NOCLIP)
	{
		noclip_anglehack = true;
		PRVM_serveredictfloat(host_client->edict, movetype) = MOVETYPE_NOCLIP;
		SV_ClientPrint("noclip ON\n");
	}
	else
	{
		noclip_anglehack = false;
		PRVM_serveredictfloat(host_client->edict, movetype) = MOVETYPE_WALK;
		SV_ClientPrint("noclip OFF\n");
	}
}

/*
==================
Host_Fly_f

Sets client to flymode
==================
*/
static void Host_Fly_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	if (!allowcheats)
	{
		SV_ClientPrint("No cheats allowed, use sv_cheats 1 and restart level to enable.\n");
		return;
	}

	if (PRVM_serveredictfloat(host_client->edict, movetype) != MOVETYPE_FLY)
	{
		PRVM_serveredictfloat(host_client->edict, movetype) = MOVETYPE_FLY;
		SV_ClientPrint("flymode ON\n");
	}
	else
	{
		PRVM_serveredictfloat(host_client->edict, movetype) = MOVETYPE_WALK;
		SV_ClientPrint("flymode OFF\n");
	}
}


/*
==================
Host_Ping_f

==================
*/
void Host_Pings_f (void); // called by Host_Ping_f
static void Host_Ping_f (void)
{
	int i;
	client_t *client;
	void (*print) (const char *fmt, ...);

	if (cmd_source == src_command)
	{
		// if running a client, try to send over network so the client's ping report parser will see the report
		if (cls.state == ca_connected)
		{
			Cmd_ForwardToServer ();
			return;
		}
		print = Con_Printf;
	}
	else
		print = SV_ClientPrintf;

	if (!sv.active)
		return;

	print("Client ping times:\n");
	for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
	{
		if (!client->active)
			continue;
		print("%4i %s\n", bound(0, (int)floor(client->ping*1000+0.5), 9999), client->name);
	}

	// now call the Pings command also, which will send a report that contains packet loss for the scoreboard (as well as a simpler ping report)
	// actually, don't, it confuses old clients (resulting in "unknown command pingplreport" flooding the console)
	//Host_Pings_f();
}

/*
===============================================================================

SERVER TRANSITIONS

===============================================================================
*/

/*
======================
Host_Map_f

handle a
map <servername>
command from the console.  Active clients are kicked off.
======================
*/
static void Host_Map_f (void)
{
	char level[MAX_QPATH];

	if (Cmd_Argc() != 2)
	{
		Con_Print("map <levelname> : start a new game (kicks off all players)\n");
		return;
	}

	// GAME_DELUXEQUAKE - clear warpmark (used by QC)
	if (gamemode == GAME_DELUXEQUAKE)
		Cvar_Set("warpmark", "");

	cls.demonum = -1;		// stop demo loop in case this fails

	CL_Disconnect ();
	Host_ShutdownServer();

	if(svs.maxclients != svs.maxclients_next)
	{
		svs.maxclients = svs.maxclients_next;
		if (svs.clients)
			Mem_Free(svs.clients);
		svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
	}

#ifdef CONFIG_MENU
	// remove menu
	if (key_dest == key_menu || key_dest == key_menu_grabbed)
		MR_ToggleMenu(0);
#endif
	key_dest = key_game;

	svs.serverflags = 0;			// haven't completed an episode yet
	allowcheats = sv_cheats.integer != 0;
	strlcpy(level, Cmd_Argv(1), sizeof(level));
	SV_SpawnServer(level);
	if (sv.active && cls.state == ca_disconnected)
		CL_EstablishConnection("local:1", -2);
}

/*
==================
Host_Changelevel_f

Goes to a new map, taking all clients along
==================
*/
static void Host_Changelevel_f (void)
{
	char level[MAX_QPATH];

	if (Cmd_Argc() != 2)
	{
		Con_Print("changelevel <levelname> : continue game on a new level\n");
		return;
	}
	// HACKHACKHACK
	if (!sv.active) {
		Host_Map_f();
		return;
	}

#ifdef CONFIG_MENU
	// remove menu
	if (key_dest == key_menu || key_dest == key_menu_grabbed)
		MR_ToggleMenu(0);
#endif
	key_dest = key_game;

	SV_SaveSpawnparms ();
	allowcheats = sv_cheats.integer != 0;
	strlcpy(level, Cmd_Argv(1), sizeof(level));
	SV_SpawnServer(level);
	if (sv.active && cls.state == ca_disconnected)
		CL_EstablishConnection("local:1", -2);
}

/*
==================
Host_Restart_f

Restarts the current server for a dead player
==================
*/
static void Host_Restart_f (void)
{
	char mapname[MAX_QPATH];

	if (Cmd_Argc() != 1)
	{
		Con_Print("restart : restart current level\n");
		return;
	}
	if (!sv.active)
	{
		Con_Print("Only the server may restart\n");
		return;
	}

#ifdef CONFIG_MENU
	// remove menu
	if (key_dest == key_menu || key_dest == key_menu_grabbed)
		MR_ToggleMenu(0);
#endif
	key_dest = key_game;

	allowcheats = sv_cheats.integer != 0;
	strlcpy(mapname, sv.name, sizeof(mapname));
	SV_SpawnServer(mapname);
	if (sv.active && cls.state == ca_disconnected)
		CL_EstablishConnection("local:1", -2);
}

/*
==================
Host_Reconnect_f

This command causes the client to wait for the signon messages again.
This is sent just before a server changes levels
==================
*/
void Host_Reconnect_f (void)
{
	char temp[128];
	// if not connected, reconnect to the most recent server
	if (!cls.netcon)
	{
		// if we have connected to a server recently, the userinfo
		// will still contain its IP address, so get the address...
		InfoString_GetValue(cls.userinfo, "*ip", temp, sizeof(temp));
		if (temp[0])
			CL_EstablishConnection(temp, -1);
		else
			Con_Printf("Reconnect to what server?  (you have not connected to a server yet)\n");
		return;
	}
	// if connected, do something based on protocol
	if (cls.protocol == PROTOCOL_QUAKEWORLD)
	{
		// quakeworld can just re-login
		if (cls.qw_downloadmemory)  // don't change when downloading
			return;

		S_StopAllSounds();

		if (cls.state == ca_connected && cls.signon < SIGNONS)
		{
			Con_Printf("reconnecting...\n");
			MSG_WriteChar(&cls.netcon->message, qw_clc_stringcmd);
			MSG_WriteString(&cls.netcon->message, "new");
		}
	}
	else
	{
		// netquake uses reconnect on level changes (silly)
		if (Cmd_Argc() != 1)
		{
			Con_Print("reconnect : wait for signon messages again\n");
			return;
		}
		if (!cls.signon)
		{
			Con_Print("reconnect: no signon, ignoring reconnect\n");
			return;
		}
		cls.signon = 0;		// need new connection messages
	}
}

/*
=====================
Host_Connect_f

User command to connect to server
=====================
*/
static void Host_Connect_f (void)
{
	if (Cmd_Argc() < 2)
	{
		Con_Print("connect <serveraddress> [<key> <value> ...]: connect to a multiplayer game\n");
		return;
	}
	// clear the rcon password, to prevent vulnerability by stuffcmd-ing a connect command
	if(rcon_secure.integer <= 0)
		Cvar_SetQuick(&rcon_password, "");
	CL_EstablishConnection(Cmd_Argv(1), 2);
}


/*
===============================================================================

LOAD / SAVE GAME

===============================================================================
*/

#define	SAVEGAME_VERSION	5

void Host_Savegame_to(prvm_prog_t *prog, const char *name)
{
	qfile_t	*f;
	int		i, k, l, numbuffers, lightstyles = 64;
	char	comment[SAVEGAME_COMMENT_LENGTH+1];
	char	line[MAX_INPUTLINE];
	qboolean isserver;
	char	*s;

	// first we have to figure out if this can be saved in 64 lightstyles
	// (for Quake compatibility)
	for (i=64 ; i<MAX_LIGHTSTYLES ; i++)
		if (sv.lightstyles[i][0])
			lightstyles = i+1;

	isserver = prog == SVVM_prog;

	Con_Printf("Saving game to %s...\n", name);
	f = FS_OpenRealFile(name, "wb", false);
	if (!f)
	{
		Con_Print("ERROR: couldn't open.\n");
		return;
	}

	FS_Printf(f, "%i\n", SAVEGAME_VERSION);

	memset(comment, 0, sizeof(comment));
	if(isserver)
		dpsnprintf(comment, sizeof(comment), "%-21.21s kills:%3i/%3i", PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)), (int)PRVM_serverglobalfloat(killed_monsters), (int)PRVM_serverglobalfloat(total_monsters));
	else
		dpsnprintf(comment, sizeof(comment), "(crash dump of %s progs)", prog->name);
	// convert space to _ to make stdio happy
	// LordHavoc: convert control characters to _ as well
	for (i=0 ; i<SAVEGAME_COMMENT_LENGTH ; i++)
		if (ISWHITESPACEORCONTROL(comment[i]))
			comment[i] = '_';
	comment[SAVEGAME_COMMENT_LENGTH] = '\0';

	FS_Printf(f, "%s\n", comment);
	if(isserver)
	{
		for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
			FS_Printf(f, "%f\n", svs.clients[0].spawn_parms[i]);
		FS_Printf(f, "%d\n", current_skill);
		FS_Printf(f, "%s\n", sv.name);
		FS_Printf(f, "%f\n",sv.time);
	}
	else
	{
		for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
			FS_Printf(f, "(dummy)\n");
		FS_Printf(f, "%d\n", 0);
		FS_Printf(f, "%s\n", "(dummy)");
		FS_Printf(f, "%f\n", realtime);
	}

	// write the light styles
	for (i=0 ; i<lightstyles ; i++)
	{
		if (isserver && sv.lightstyles[i][0])
			FS_Printf(f, "%s\n", sv.lightstyles[i]);
		else
			FS_Print(f,"m\n");
	}

	PRVM_ED_WriteGlobals (prog, f);
	for (i=0 ; i<prog->num_edicts ; i++)
	{
		FS_Printf(f,"// edict %d\n", i);
		//Con_Printf("edict %d...\n", i);
		PRVM_ED_Write (prog, f, PRVM_EDICT_NUM(i));
	}

#if 1
	FS_Printf(f,"/*\n");
	FS_Printf(f,"// DarkPlaces extended savegame\n");
	// darkplaces extension - extra lightstyles, support for color lightstyles
	for (i=0 ; i<MAX_LIGHTSTYLES ; i++)
		if (isserver && sv.lightstyles[i][0])
			FS_Printf(f, "sv.lightstyles %i %s\n", i, sv.lightstyles[i]);

	// darkplaces extension - model precaches
	for (i=1 ; i<MAX_MODELS ; i++)
		if (sv.model_precache[i][0])
			FS_Printf(f,"sv.model_precache %i %s\n", i, sv.model_precache[i]);

	// darkplaces extension - sound precaches
	for (i=1 ; i<MAX_SOUNDS ; i++)
		if (sv.sound_precache[i][0])
			FS_Printf(f,"sv.sound_precache %i %s\n", i, sv.sound_precache[i]);

	// darkplaces extension - save buffers
	numbuffers = (int)Mem_ExpandableArray_IndexRange(&prog->stringbuffersarray);
	for (i = 0; i < numbuffers; i++)
	{
		prvm_stringbuffer_t *stringbuffer = (prvm_stringbuffer_t*) Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, i);
		if(stringbuffer && (stringbuffer->flags & STRINGBUFFER_SAVED))
		{
			FS_Printf(f,"sv.buffer %i %i \"string\"\n", i, stringbuffer->flags & STRINGBUFFER_QCFLAGS);
			for(k = 0; k < stringbuffer->num_strings; k++)
			{
				if (!stringbuffer->strings[k])
					continue;
				// Parse the string a bit to turn special characters
				// (like newline, specifically) into escape codes
				s = stringbuffer->strings[k];
				for (l = 0;l < (int)sizeof(line) - 2 && *s;)
				{	
					if (*s == '\n')
					{
						line[l++] = '\\';
						line[l++] = 'n';
					}
					else if (*s == '\r')
					{
						line[l++] = '\\';
						line[l++] = 'r';
					}
					else if (*s == '\\')
					{
						line[l++] = '\\';
						line[l++] = '\\';
					}
					else if (*s == '"')
					{
						line[l++] = '\\';
						line[l++] = '"';
					}
					else
						line[l++] = *s;
					s++;
				}
				line[l] = '\0';
				FS_Printf(f,"sv.bufstr %i %i \"%s\"\n", i, k, line);
			}
		}
	}
	FS_Printf(f,"*/\n");
#endif

	FS_Close (f);
	Con_Print("done.\n");
}

/*
===============
Host_Savegame_f
===============
*/
static void Host_Savegame_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	char	name[MAX_QPATH];
	qboolean deadflag = false;

	if (!sv.active)
	{
		Con_Print("Can't save - no server running.\n");
		return;
	}

	deadflag = cl.islocalgame && svs.clients[0].active && PRVM_serveredictfloat(svs.clients[0].edict, deadflag);

	if (cl.islocalgame)
	{
		// singleplayer checks
		if (cl.intermission)
		{
			Con_Print("Can't save in intermission.\n");
			return;
		}

		if (deadflag)
		{
			Con_Print("Can't savegame with a dead player\n");
			return;
		}
	}
	else
		Con_Print("Warning: saving a multiplayer game may have strange results when restored (to properly resume, all players must join in the same player slots and then the game can be reloaded).\n");

	if (Cmd_Argc() != 2)
	{
		Con_Print("save <savename> : save a game\n");
		return;
	}

	if (strstr(Cmd_Argv(1), ".."))
	{
		Con_Print("Relative pathnames are not allowed.\n");
		return;
	}

	strlcpy (name, Cmd_Argv(1), sizeof (name));
	FS_DefaultExtension (name, ".sav", sizeof (name));

	Host_Savegame_to(prog, name);
}


/*
===============
Host_Loadgame_f
===============
*/

static void Host_Loadgame_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	char filename[MAX_QPATH];
	char mapname[MAX_QPATH];
	float time;
	const char *start;
	const char *end;
	const char *t;
	char *text;
	prvm_edict_t *ent;
	int i, k, numbuffers;
	int entnum;
	int version;
	float spawn_parms[NUM_SPAWN_PARMS];
	prvm_stringbuffer_t *stringbuffer;

	if (Cmd_Argc() != 2)
	{
		Con_Print("load <savename> : load a game\n");
		return;
	}

	strlcpy (filename, Cmd_Argv(1), sizeof(filename));
	FS_DefaultExtension (filename, ".sav", sizeof (filename));

	Con_Printf("Loading game from %s...\n", filename);

	// stop playing demos
	if (cls.demoplayback)
		CL_Disconnect ();

#ifdef CONFIG_MENU
	// remove menu
	if (key_dest == key_menu || key_dest == key_menu_grabbed)
		MR_ToggleMenu(0);
#endif
	key_dest = key_game;

	cls.demonum = -1;		// stop demo loop in case this fails

	t = text = (char *)FS_LoadFile (filename, tempmempool, false, NULL);
	if (!text)
	{
		Con_Print("ERROR: couldn't open.\n");
		return;
	}

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: loading version\n");

	// version
	COM_ParseToken_Simple(&t, false, false, true);
	version = atoi(com_token);
	if (version != SAVEGAME_VERSION)
	{
		Mem_Free(text);
		Con_Printf("Savegame is version %i, not %i\n", version, SAVEGAME_VERSION);
		return;
	}

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: loading description\n");

	// description
	COM_ParseToken_Simple(&t, false, false, true);

	for (i = 0;i < NUM_SPAWN_PARMS;i++)
	{
		COM_ParseToken_Simple(&t, false, false, true);
		spawn_parms[i] = atof(com_token);
	}
	// skill
	COM_ParseToken_Simple(&t, false, false, true);
// this silliness is so we can load 1.06 save files, which have float skill values
	current_skill = (int)(atof(com_token) + 0.5);
	Cvar_SetValue ("skill", (float)current_skill);

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: loading mapname\n");

	// mapname
	COM_ParseToken_Simple(&t, false, false, true);
	strlcpy (mapname, com_token, sizeof(mapname));

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: loading time\n");

	// time
	COM_ParseToken_Simple(&t, false, false, true);
	time = atof(com_token);

	allowcheats = sv_cheats.integer != 0;

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: spawning server\n");

	SV_SpawnServer (mapname);
	if (!sv.active)
	{
		Mem_Free(text);
		Con_Print("Couldn't load map\n");
		return;
	}
	sv.paused = true;		// pause until all clients connect
	sv.loadgame = true;

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: loading light styles\n");

// load the light styles

	// -1 is the globals
	entnum = -1;

	for (i = 0;i < MAX_LIGHTSTYLES;i++)
	{
		// light style
		start = t;
		COM_ParseToken_Simple(&t, false, false, true);
		// if this is a 64 lightstyle savegame produced by Quake, stop now
		// we have to check this because darkplaces may save more than 64
		if (com_token[0] == '{')
		{
			t = start;
			break;
		}
		strlcpy(sv.lightstyles[i], com_token, sizeof(sv.lightstyles[i]));
	}

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: skipping until globals\n");

	// now skip everything before the first opening brace
	// (this is for forward compatibility, so that older versions (at
	// least ones with this fix) can load savegames with extra data before the
	// first brace, as might be produced by a later engine version)
	for (;;)
	{
		start = t;
		if (!COM_ParseToken_Simple(&t, false, false, true))
			break;
		if (com_token[0] == '{')
		{
			t = start;
			break;
		}
	}

	// unlink all entities
	World_UnlinkAll(&sv.world);

// load the edicts out of the savegame file
	end = t;
	for (;;)
	{
		start = t;
		while (COM_ParseToken_Simple(&t, false, false, true))
			if (!strcmp(com_token, "}"))
				break;
		if (!COM_ParseToken_Simple(&start, false, false, true))
		{
			// end of file
			break;
		}
		if (strcmp(com_token,"{"))
		{
			Mem_Free(text);
			Host_Error ("First token isn't a brace");
		}

		if (entnum == -1)
		{
			if(developer_entityparsing.integer)
				Con_Printf("Host_Loadgame_f: loading globals\n");

			// parse the global vars
			PRVM_ED_ParseGlobals (prog, start);

			// restore the autocvar globals
			Cvar_UpdateAllAutoCvars();
		}
		else
		{
			// parse an edict
			if (entnum >= MAX_EDICTS)
			{
				Mem_Free(text);
				Host_Error("Host_PerformLoadGame: too many edicts in save file (reached MAX_EDICTS %i)", MAX_EDICTS);
			}
			while (entnum >= prog->max_edicts)
				PRVM_MEM_IncreaseEdicts(prog);
			ent = PRVM_EDICT_NUM(entnum);
			memset(ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
			ent->priv.server->free = false;

			if(developer_entityparsing.integer)
				Con_Printf("Host_Loadgame_f: loading edict %d\n", entnum);

			PRVM_ED_ParseEdict (prog, start, ent);

			// link it into the bsp tree
			if (!ent->priv.server->free)
				SV_LinkEdict(ent);
		}

		end = t;
		entnum++;
	}

	prog->num_edicts = entnum;
	sv.time = time;

	for (i = 0;i < NUM_SPAWN_PARMS;i++)
		svs.clients[0].spawn_parms[i] = spawn_parms[i];

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: skipping until extended data\n");

	// read extended data if present
	// the extended data is stored inside a /* */ comment block, which the
	// parser intentionally skips, so we have to check for it manually here
	if(end)
	{
		while (*end == '\r' || *end == '\n')
			end++;
		if (end[0] == '/' && end[1] == '*' && (end[2] == '\r' || end[2] == '\n'))
		{
			if(developer_entityparsing.integer)
				Con_Printf("Host_Loadgame_f: loading extended data\n");

			Con_Printf("Loading extended DarkPlaces savegame\n");
			t = end + 2;
			memset(sv.lightstyles[0], 0, sizeof(sv.lightstyles));
			memset(sv.model_precache[0], 0, sizeof(sv.model_precache));
			memset(sv.sound_precache[0], 0, sizeof(sv.sound_precache));
			BufStr_Flush(prog);

			while (COM_ParseToken_Simple(&t, false, false, true))
			{
				if (!strcmp(com_token, "sv.lightstyles"))
				{
					COM_ParseToken_Simple(&t, false, false, true);
					i = atoi(com_token);
					COM_ParseToken_Simple(&t, false, false, true);
					if (i >= 0 && i < MAX_LIGHTSTYLES)
						strlcpy(sv.lightstyles[i], com_token, sizeof(sv.lightstyles[i]));
					else
						Con_Printf("unsupported lightstyle %i \"%s\"\n", i, com_token);
				}
				else if (!strcmp(com_token, "sv.model_precache"))
				{
					COM_ParseToken_Simple(&t, false, false, true);
					i = atoi(com_token);
					COM_ParseToken_Simple(&t, false, false, true);
					if (i >= 0 && i < MAX_MODELS)
					{
						strlcpy(sv.model_precache[i], com_token, sizeof(sv.model_precache[i]));
						sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, sv.model_precache[i][0] == '*' ? sv.worldname : NULL);
					}
					else
						Con_Printf("unsupported model %i \"%s\"\n", i, com_token);
				}
				else if (!strcmp(com_token, "sv.sound_precache"))
				{
					COM_ParseToken_Simple(&t, false, false, true);
					i = atoi(com_token);
					COM_ParseToken_Simple(&t, false, false, true);
					if (i >= 0 && i < MAX_SOUNDS)
						strlcpy(sv.sound_precache[i], com_token, sizeof(sv.sound_precache[i]));
					else
						Con_Printf("unsupported sound %i \"%s\"\n", i, com_token);
				}
				else if (!strcmp(com_token, "sv.buffer"))
				{
					if (COM_ParseToken_Simple(&t, false, false, true))
					{
						i = atoi(com_token);
						if (i >= 0)
						{
							k = STRINGBUFFER_SAVED;
							if (COM_ParseToken_Simple(&t, false, false, true))
								k |= atoi(com_token);
							if (!BufStr_FindCreateReplace(prog, i, k, "string"))
								Con_Printf("failed to create stringbuffer %i\n", i);
						}
						else
							Con_Printf("unsupported stringbuffer index %i \"%s\"\n", i, com_token);
					}
					else
						Con_Printf("unexpected end of line when parsing sv.buffer (expected buffer index)\n");
				}
				else if (!strcmp(com_token, "sv.bufstr"))
				{
					if (!COM_ParseToken_Simple(&t, false, false, true))
						Con_Printf("unexpected end of line when parsing sv.bufstr\n");
					else
					{
						i = atoi(com_token);
						stringbuffer = BufStr_FindCreateReplace(prog, i, STRINGBUFFER_SAVED, "string");
						if (stringbuffer)
						{
							if (COM_ParseToken_Simple(&t, false, false, true))
							{
								k = atoi(com_token);
								if (COM_ParseToken_Simple(&t, false, false, true))
									BufStr_Set(prog, stringbuffer, k, com_token);
								else
									Con_Printf("unexpected end of line when parsing sv.bufstr (expected string)\n");
							}
							else
								Con_Printf("unexpected end of line when parsing sv.bufstr (expected strindex)\n");
						}
						else
							Con_Printf("failed to create stringbuffer %i \"%s\"\n", i, com_token);
					}
				}	
				// skip any trailing text or unrecognized commands
				while (COM_ParseToken_Simple(&t, true, false, true) && strcmp(com_token, "\n"))
					;
			}
		}
	}
	Mem_Free(text);

	// remove all temporary flagged string buffers (ones created with BufStr_FindCreateReplace)
	numbuffers = (int)Mem_ExpandableArray_IndexRange(&prog->stringbuffersarray);
	for (i = 0; i < numbuffers; i++)
	{
		if ( (stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, i)) )
			if (stringbuffer->flags & STRINGBUFFER_TEMP)
				BufStr_Del(prog, stringbuffer);
	}

	if(developer_entityparsing.integer)
		Con_Printf("Host_Loadgame_f: finished\n");

	// make sure we're connected to loopback
	if (sv.active && cls.state == ca_disconnected)
		CL_EstablishConnection("local:1", -2);
}

//============================================================================

/*
======================
Host_Name_f
======================
*/
cvar_t cl_name = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_name", "player", "internal storage cvar for current player name (changed by name command)"};
static void Host_Name_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	int i, j;
	qboolean valid_colors;
	const char *newNameSource;
	char newName[sizeof(host_client->name)];

	if (Cmd_Argc () == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("name: %s\n", cl_name.string);
		}
		return;
	}

	if (Cmd_Argc () == 2)
		newNameSource = Cmd_Argv(1);
	else
		newNameSource = Cmd_Args();

	strlcpy(newName, newNameSource, sizeof(newName));

	if (cmd_source == src_command)
	{
		Cvar_Set ("_cl_name", newName);
		if (strlen(newNameSource) >= sizeof(newName)) // overflowed
		{
			Con_Printf("Your name is longer than %i chars! It has been truncated.\n", (int) (sizeof(newName) - 1));
			Con_Printf("name: %s\n", cl_name.string);
		}
		return;
	}

	if (realtime < host_client->nametime)
	{
		SV_ClientPrintf("You can't change name more than once every %.1f seconds!\n", max(0.0f, sv_namechangetimer.value));
		return;
	}

	host_client->nametime = realtime + max(0.0f, sv_namechangetimer.value);

	// point the string back at updateclient->name to keep it safe
	strlcpy (host_client->name, newName, sizeof (host_client->name));

	for (i = 0, j = 0;host_client->name[i];i++)
		if (host_client->name[i] != '\r' && host_client->name[i] != '\n')
			host_client->name[j++] = host_client->name[i];
	host_client->name[j] = 0;

	if(host_client->name[0] == 1 || host_client->name[0] == 2)
	// may interfere with chat area, and will needlessly beep; so let's add a ^7
	{
		memmove(host_client->name + 2, host_client->name, sizeof(host_client->name) - 2);
		host_client->name[sizeof(host_client->name) - 1] = 0;
		host_client->name[0] = STRING_COLOR_TAG;
		host_client->name[1] = '0' + STRING_COLOR_DEFAULT;
	}

	u8_COM_StringLengthNoColors(host_client->name, 0, &valid_colors);
	if(!valid_colors) // NOTE: this also proves the string is not empty, as "" is a valid colored string
	{
		size_t l;
		l = strlen(host_client->name);
		if(l < sizeof(host_client->name) - 1)
		{
			// duplicate the color tag to escape it
			host_client->name[i] = STRING_COLOR_TAG;
			host_client->name[i+1] = 0;
			//Con_DPrintf("abuse detected, adding another trailing color tag\n");
		}
		else
		{
			// remove the last character to fix the color code
			host_client->name[l-1] = 0;
			//Con_DPrintf("abuse detected, removing a trailing color tag\n");
		}
	}

	// find the last color tag offset and decide if we need to add a reset tag
	for (i = 0, j = -1;host_client->name[i];i++)
	{
		if (host_client->name[i] == STRING_COLOR_TAG)
		{
			if (host_client->name[i+1] >= '0' && host_client->name[i+1] <= '9')
			{
				j = i;
				// if this happens to be a reset  tag then we don't need one
				if (host_client->name[i+1] == '0' + STRING_COLOR_DEFAULT)
					j = -1;
				i++;
				continue;
			}
			if (host_client->name[i+1] == STRING_COLOR_RGB_TAG_CHAR && isxdigit(host_client->name[i+2]) && isxdigit(host_client->name[i+3]) && isxdigit(host_client->name[i+4]))
			{
				j = i;
				i += 4;
				continue;
			}
			if (host_client->name[i+1] == STRING_COLOR_TAG)
			{
				i++;
				continue;
			}
		}
	}
	// does not end in the default color string, so add it
	if (j >= 0 && strlen(host_client->name) < sizeof(host_client->name) - 2)
		memcpy(host_client->name + strlen(host_client->name), STRING_COLOR_DEFAULT_STR, strlen(STRING_COLOR_DEFAULT_STR) + 1);

	PRVM_serveredictstring(host_client->edict, netname) = PRVM_SetEngineString(prog, host_client->name);
	if (strcmp(host_client->old_name, host_client->name))
	{
		if (host_client->begun)
			SV_BroadcastPrintf("%s ^7changed name to %s\n", host_client->old_name, host_client->name);
		strlcpy(host_client->old_name, host_client->name, sizeof(host_client->old_name));
		// send notification to all clients
		MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
		MSG_WriteByte (&sv.reliable_datagram, host_client - svs.clients);
		MSG_WriteString (&sv.reliable_datagram, host_client->name);
		SV_WriteNetnameIntoDemo(host_client);
	}
}

/*
======================
Host_Playermodel_f
======================
*/
cvar_t cl_playermodel = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_playermodel", "", "internal storage cvar for current player model in Nexuiz/Xonotic (changed by playermodel command)"};
// the old cl_playermodel in cl_main has been renamed to __cl_playermodel
static void Host_Playermodel_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	int i, j;
	char newPath[sizeof(host_client->playermodel)];

	if (Cmd_Argc () == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"playermodel\" is \"%s\"\n", cl_playermodel.string);
		}
		return;
	}

	if (Cmd_Argc () == 2)
		strlcpy (newPath, Cmd_Argv(1), sizeof (newPath));
	else
		strlcpy (newPath, Cmd_Args(), sizeof (newPath));

	for (i = 0, j = 0;newPath[i];i++)
		if (newPath[i] != '\r' && newPath[i] != '\n')
			newPath[j++] = newPath[i];
	newPath[j] = 0;

	if (cmd_source == src_command)
	{
		Cvar_Set ("_cl_playermodel", newPath);
		return;
	}

	/*
	if (realtime < host_client->nametime)
	{
		SV_ClientPrintf("You can't change playermodel more than once every 5 seconds!\n");
		return;
	}

	host_client->nametime = realtime + 5;
	*/

	// point the string back at updateclient->name to keep it safe
	strlcpy (host_client->playermodel, newPath, sizeof (host_client->playermodel));
	PRVM_serveredictstring(host_client->edict, playermodel) = PRVM_SetEngineString(prog, host_client->playermodel);
	if (strcmp(host_client->old_model, host_client->playermodel))
	{
		strlcpy(host_client->old_model, host_client->playermodel, sizeof(host_client->old_model));
		/*// send notification to all clients
		MSG_WriteByte (&sv.reliable_datagram, svc_updatepmodel);
		MSG_WriteByte (&sv.reliable_datagram, host_client - svs.clients);
		MSG_WriteString (&sv.reliable_datagram, host_client->playermodel);*/
	}
}

/*
======================
Host_Playerskin_f
======================
*/
cvar_t cl_playerskin = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_playerskin", "", "internal storage cvar for current player skin in Nexuiz/Xonotic (changed by playerskin command)"};
static void Host_Playerskin_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	int i, j;
	char newPath[sizeof(host_client->playerskin)];

	if (Cmd_Argc () == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"playerskin\" is \"%s\"\n", cl_playerskin.string);
		}
		return;
	}

	if (Cmd_Argc () == 2)
		strlcpy (newPath, Cmd_Argv(1), sizeof (newPath));
	else
		strlcpy (newPath, Cmd_Args(), sizeof (newPath));

	for (i = 0, j = 0;newPath[i];i++)
		if (newPath[i] != '\r' && newPath[i] != '\n')
			newPath[j++] = newPath[i];
	newPath[j] = 0;

	if (cmd_source == src_command)
	{
		Cvar_Set ("_cl_playerskin", newPath);
		return;
	}

	/*
	if (realtime < host_client->nametime)
	{
		SV_ClientPrintf("You can't change playermodel more than once every 5 seconds!\n");
		return;
	}

	host_client->nametime = realtime + 5;
	*/

	// point the string back at updateclient->name to keep it safe
	strlcpy (host_client->playerskin, newPath, sizeof (host_client->playerskin));
	PRVM_serveredictstring(host_client->edict, playerskin) = PRVM_SetEngineString(prog, host_client->playerskin);
	if (strcmp(host_client->old_skin, host_client->playerskin))
	{
		//if (host_client->begun)
		//	SV_BroadcastPrintf("%s changed skin to %s\n", host_client->name, host_client->playerskin);
		strlcpy(host_client->old_skin, host_client->playerskin, sizeof(host_client->old_skin));
		/*// send notification to all clients
		MSG_WriteByte (&sv.reliable_datagram, svc_updatepskin);
		MSG_WriteByte (&sv.reliable_datagram, host_client - svs.clients);
		MSG_WriteString (&sv.reliable_datagram, host_client->playerskin);*/
	}
}

static void Host_Version_f (void)
{
	Con_Printf("Version: %s build %s\n", gamename, buildstring);
}

static void Host_Say(qboolean teamonly)
{
	prvm_prog_t *prog = SVVM_prog;
	client_t *save;
	int j, quoted;
	const char *p1;
	char *p2;
	// LordHavoc: long say messages
	char text[1024];
	qboolean fromServer = false;

	if (cmd_source == src_command)
	{
		if (cls.state == ca_dedicated)
		{
			fromServer = true;
			teamonly = false;
		}
		else
		{
			Cmd_ForwardToServer ();
			return;
		}
	}

	if (Cmd_Argc () < 2)
		return;

	if (!teamplay.integer)
		teamonly = false;

	p1 = Cmd_Args();
	quoted = false;
	if (*p1 == '\"')
	{
		quoted = true;
		p1++;
	}
	// note this uses the chat prefix \001
	if (!fromServer && !teamonly)
		dpsnprintf (text, sizeof(text), "\001%s: %s", host_client->name, p1);
	else if (!fromServer && teamonly)
		dpsnprintf (text, sizeof(text), "\001(%s): %s", host_client->name, p1);
	else if(*(sv_adminnick.string))
		dpsnprintf (text, sizeof(text), "\001<%s> %s", sv_adminnick.string, p1);
	else
		dpsnprintf (text, sizeof(text), "\001<%s> %s", hostname.string, p1);
	p2 = text + strlen(text);
	while ((const char *)p2 > (const char *)text && (p2[-1] == '\r' || p2[-1] == '\n' || (p2[-1] == '\"' && quoted)))
	{
		if (p2[-1] == '\"' && quoted)
			quoted = false;
		p2[-1] = 0;
		p2--;
	}
	strlcat(text, "\n", sizeof(text));

	// note: save is not a valid edict if fromServer is true
	save = host_client;
	for (j = 0, host_client = svs.clients;j < svs.maxclients;j++, host_client++)
		if (host_client->active && (!teamonly || PRVM_serveredictfloat(host_client->edict, team) == PRVM_serveredictfloat(save->edict, team)))
			SV_ClientPrint(text);
	host_client = save;

	if (cls.state == ca_dedicated)
		Con_Print(&text[1]);
}


static void Host_Say_f(void)
{
	Host_Say(false);
}


static void Host_Say_Team_f(void)
{
	Host_Say(true);
}


static void Host_Tell_f(void)
{
	const char *playername_start = NULL;
	size_t playername_length = 0;
	int playernumber = 0;
	client_t *save;
	int j;
	const char *p1, *p2;
	char text[MAX_INPUTLINE]; // LordHavoc: FIXME: temporary buffer overflow fix (was 64)
	qboolean fromServer = false;

	if (cmd_source == src_command)
	{
		if (cls.state == ca_dedicated)
			fromServer = true;
		else
		{
			Cmd_ForwardToServer ();
			return;
		}
	}

	if (Cmd_Argc () < 2)
		return;

	// note this uses the chat prefix \001
	if (!fromServer)
		dpsnprintf (text, sizeof(text), "\001%s tells you: ", host_client->name);
	else if(*(sv_adminnick.string))
		dpsnprintf (text, sizeof(text), "\001<%s tells you> ", sv_adminnick.string);
	else
		dpsnprintf (text, sizeof(text), "\001<%s tells you> ", hostname.string);

	p1 = Cmd_Args();
	p2 = p1 + strlen(p1);
	// remove the target name
	while (p1 < p2 && *p1 == ' ')
		p1++;
	if(*p1 == '#')
	{
		++p1;
		while (p1 < p2 && *p1 == ' ')
			p1++;
		while (p1 < p2 && isdigit(*p1))
		{
			playernumber = playernumber * 10 + (*p1 - '0');
			p1++;
		}
		--playernumber;
	}
	else if(*p1 == '"')
	{
		++p1;
		playername_start = p1;
		while (p1 < p2 && *p1 != '"')
			p1++;
		playername_length = p1 - playername_start;
		if(p1 < p2)
			p1++;
	}
	else
	{
		playername_start = p1;
		while (p1 < p2 && *p1 != ' ')
			p1++;
		playername_length = p1 - playername_start;
	}
	while (p1 < p2 && *p1 == ' ')
		p1++;
	if(playername_start)
	{
		// set playernumber to the right client
		char namebuf[128];
		if(playername_length >= sizeof(namebuf))
		{
			if (fromServer)
				Con_Print("Host_Tell: too long player name/ID\n");
			else
				SV_ClientPrint("Host_Tell: too long player name/ID\n");
			return;
		}
		memcpy(namebuf, playername_start, playername_length);
		namebuf[playername_length] = 0;
		for (playernumber = 0; playernumber < svs.maxclients; playernumber++)
		{
			if (!svs.clients[playernumber].active)
				continue;
			if (strcasecmp(svs.clients[playernumber].name, namebuf) == 0)
				break;
		}
	}
	if(playernumber < 0 || playernumber >= svs.maxclients || !(svs.clients[playernumber].active))
	{
		if (fromServer)
			Con_Print("Host_Tell: invalid player name/ID\n");
		else
			SV_ClientPrint("Host_Tell: invalid player name/ID\n");
		return;
	}
	// remove trailing newlines
	while (p2 > p1 && (p2[-1] == '\n' || p2[-1] == '\r'))
		p2--;
	// remove quotes if present
	if (*p1 == '"')
	{
		p1++;
		if (p2[-1] == '"')
			p2--;
		else if (fromServer)
			Con_Print("Host_Tell: missing end quote\n");
		else
			SV_ClientPrint("Host_Tell: missing end quote\n");
	}
	while (p2 > p1 && (p2[-1] == '\n' || p2[-1] == '\r'))
		p2--;
	if(p1 == p2)
		return; // empty say
	for (j = (int)strlen(text);j < (int)(sizeof(text) - 2) && p1 < p2;)
		text[j++] = *p1++;
	text[j++] = '\n';
	text[j++] = 0;

	save = host_client;
	host_client = svs.clients + playernumber;
	SV_ClientPrint(text);
	host_client = save;
}


/*
==================
Host_Color_f
==================
*/
cvar_t cl_color = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_color", "0", "internal storage cvar for current player colors (changed by color command)"};
static void Host_Color(int changetop, int changebottom)
{
	prvm_prog_t *prog = SVVM_prog;
	int top, bottom, playercolor;

	// get top and bottom either from the provided values or the current values
	// (allows changing only top or bottom, or both at once)
	top = changetop >= 0 ? changetop : (cl_color.integer >> 4);
	bottom = changebottom >= 0 ? changebottom : cl_color.integer;

	top &= 15;
	bottom &= 15;
	// LordHavoc: allowing skin colormaps 14 and 15 by commenting this out
	//if (top > 13)
	//	top = 13;
	//if (bottom > 13)
	//	bottom = 13;

	playercolor = top*16 + bottom;

	if (cmd_source == src_command)
	{
		Cvar_SetValueQuick(&cl_color, playercolor);
		return;
	}

	if (cls.protocol == PROTOCOL_QUAKEWORLD)
		return;

	if (host_client->edict && PRVM_serverfunction(SV_ChangeTeam))
	{
		Con_DPrint("Calling SV_ChangeTeam\n");
		prog->globals.fp[OFS_PARM0] = playercolor;
		PRVM_serverglobalfloat(time) = sv.time;
		PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
		prog->ExecuteProgram(prog, PRVM_serverfunction(SV_ChangeTeam), "QC function SV_ChangeTeam is missing");
	}
	else
	{
		if (host_client->edict)
		{
			PRVM_serveredictfloat(host_client->edict, clientcolors) = playercolor;
			PRVM_serveredictfloat(host_client->edict, team) = bottom + 1;
		}
		host_client->colors = playercolor;
		if (host_client->old_colors != host_client->colors)
		{
			host_client->old_colors = host_client->colors;
			// send notification to all clients
			MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
			MSG_WriteByte (&sv.reliable_datagram, host_client - svs.clients);
			MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
		}
	}
}

static void Host_Color_f(void)
{
	int		top, bottom;

	if (Cmd_Argc() == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"color\" is \"%i %i\"\n", cl_color.integer >> 4, cl_color.integer & 15);
			Con_Print("color <0-15> [0-15]\n");
		}
		return;
	}

	if (Cmd_Argc() == 2)
		top = bottom = atoi(Cmd_Argv(1));
	else
	{
		top = atoi(Cmd_Argv(1));
		bottom = atoi(Cmd_Argv(2));
	}
	Host_Color(top, bottom);
}

static void Host_TopColor_f(void)
{
	if (Cmd_Argc() == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"topcolor\" is \"%i\"\n", (cl_color.integer >> 4) & 15);
			Con_Print("topcolor <0-15>\n");
		}
		return;
	}

	Host_Color(atoi(Cmd_Argv(1)), -1);
}

static void Host_BottomColor_f(void)
{
	if (Cmd_Argc() == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"bottomcolor\" is \"%i\"\n", cl_color.integer & 15);
			Con_Print("bottomcolor <0-15>\n");
		}
		return;
	}

	Host_Color(-1, atoi(Cmd_Argv(1)));
}

cvar_t cl_rate = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_rate", "20000", "internal storage cvar for current rate (changed by rate command)"};
cvar_t cl_rate_burstsize = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_rate_burstsize", "1024", "internal storage cvar for current rate control burst size (changed by rate_burstsize command)"};
static void Host_Rate_f(void)
{
	int rate;

	if (Cmd_Argc() != 2)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"rate\" is \"%i\"\n", cl_rate.integer);
			Con_Print("rate <bytespersecond>\n");
		}
		return;
	}

	rate = atoi(Cmd_Argv(1));

	if (cmd_source == src_command)
	{
		Cvar_SetValue ("_cl_rate", max(NET_MINRATE, rate));
		return;
	}

	host_client->rate = rate;
}
static void Host_Rate_BurstSize_f(void)
{
	int rate_burstsize;

	if (Cmd_Argc() != 2)
	{
		Con_Printf("\"rate_burstsize\" is \"%i\"\n", cl_rate_burstsize.integer);
		Con_Print("rate_burstsize <bytes>\n");
		return;
	}

	rate_burstsize = atoi(Cmd_Argv(1));

	if (cmd_source == src_command)
	{
		Cvar_SetValue ("_cl_rate_burstsize", rate_burstsize);
		return;
	}

	host_client->rate_burstsize = rate_burstsize;
}

/*
==================
Host_Kill_f
==================
*/
static void Host_Kill_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	if (PRVM_serveredictfloat(host_client->edict, health) <= 0)
	{
		SV_ClientPrint("Can't suicide -- already dead!\n");
		return;
	}

	PRVM_serverglobalfloat(time) = sv.time;
	PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
	prog->ExecuteProgram(prog, PRVM_serverfunction(ClientKill), "QC function ClientKill is missing");
}


/*
==================
Host_Pause_f
==================
*/
static void Host_Pause_f (void)
{
	void (*print) (const char *fmt, ...);
	if (cmd_source == src_command)
	{
		// if running a client, try to send over network so the pause is handled by the server
		if (cls.state == ca_connected)
		{
			Cmd_ForwardToServer ();
			return;
		}
		print = Con_Printf;
	}
	else
		print = SV_ClientPrintf;

	if (!pausable.integer)
	{
		if (cmd_source == src_client)
		{
			if(cls.state == ca_dedicated || host_client != &svs.clients[0]) // non-admin
			{
				print("Pause not allowed.\n");
				return;
			}
		}
	}
	
	sv.paused ^= 1;
	if (cmd_source != src_command)
		SV_BroadcastPrintf("%s %spaused the game\n", host_client->name, sv.paused ? "" : "un");
	else if(*(sv_adminnick.string))
		SV_BroadcastPrintf("%s %spaused the game\n", sv_adminnick.string, sv.paused ? "" : "un");
	else
		SV_BroadcastPrintf("%s %spaused the game\n", hostname.string, sv.paused ? "" : "un");
	// send notification to all clients
	MSG_WriteByte(&sv.reliable_datagram, svc_setpause);
	MSG_WriteByte(&sv.reliable_datagram, sv.paused);
}

/*
======================
Host_PModel_f
LordHavoc: only supported for Nehahra, I personally think this is dumb, but Mindcrime won't listen.
LordHavoc: correction, Mindcrime will be removing pmodel in the future, but it's still stuck here for compatibility.
======================
*/
cvar_t cl_pmodel = {CVAR_SAVE | CVAR_NQUSERINFOHACK, "_cl_pmodel", "0", "internal storage cvar for current player model number in nehahra (changed by pmodel command)"};
static void Host_PModel_f (void)
{
	prvm_prog_t *prog = SVVM_prog;
	int i;

	if (Cmd_Argc () == 1)
	{
		if (cmd_source == src_command)
		{
			Con_Printf("\"pmodel\" is \"%s\"\n", cl_pmodel.string);
		}
		return;
	}
	i = atoi(Cmd_Argv(1));

	if (cmd_source == src_command)
	{
		if (cl_pmodel.integer == i)
			return;
		Cvar_SetValue ("_cl_pmodel", i);
		if (cls.state == ca_connected)
			Cmd_ForwardToServer ();
		return;
	}

	PRVM_serveredictfloat(host_client->edict, pmodel) = i;
}

//===========================================================================


/*
==================
Host_PreSpawn_f
==================
*/
static void Host_PreSpawn_f (void)
{
	if (host_client->prespawned)
	{
		Con_Print("prespawn not valid -- already prespawned\n");
		return;
	}
	host_client->prespawned = true;

	if (host_client->netconnection)
	{
		SZ_Write (&host_client->netconnection->message, sv.signon.data, sv.signon.cursize);
		MSG_WriteByte (&host_client->netconnection->message, svc_signonnum);
		MSG_WriteByte (&host_client->netconnection->message, 2);
		host_client->sendsignon = 0;		// enable unlimited sends again
	}

	// reset the name change timer because the client will send name soon
	host_client->nametime = 0;
}

/*
==================
Host_S…