/*
	sv_ccmds.c

	(description)

	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:

		Free Software Foundation, Inc.
		59 Temple Place - Suite 330
		Boston, MA  02111-1307, USA

*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

static __attribute__ ((unused)) const char rcsid[] = 
	"$Id$";

#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif

#include <stdlib.h>
#include <ctype.h>

#include "QF/cmd.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/msg.h"
#include "QF/qargs.h"
#include "QF/qendian.h"
#include "QF/quakefs.h"
#include "QF/sys.h"
#include "QF/va.h"

#include "bothdefs.h"
#include "compat.h"
#include "server.h"
#include "sv_demo.h"
#include "sv_progs.h"

qboolean    sv_allow_cheats;

int         fp_messages = 4, fp_persecond = 4, fp_secondsdead = 10;
char        fp_msg[255] = { 0 };
cvar_t     *sv_leetnickmatch;

static qboolean
match_char (char a, char b)
{
	a = tolower (sys_char_map[(byte)a]);
	b = tolower (sys_char_map[(byte)b]);

	if (a == b || (sv_leetnickmatch->int_val
		&& (   (a == '1' && b == 'i') || (a == 'i' && b == '1')
			|| (a == '1' && b == 'l') || (a == 'l' && b == '1')
			|| (a == '3' && b == 'e') || (a == 'e' && b == '3')
			|| (a == '4' && b == 'a') || (a == 'a' && b == '4')
			|| (a == '5' && b == 'g') || (a == 'g' && b == '5')
			|| (a == '5' && b == 'r') || (a == 'r' && b == '5')
			|| (a == '7' && b == 't') || (a == 't' && b == '7')
			|| (a == '9' && b == 'p') || (a == 'p' && b == '9')
			|| (a == '0' && b == 'o') || (a == 'o' && b == '0')
			|| (a == '$' && b == 's') || (a == 's' && b == '$'))))
		return true;
	return false;
}

/*
    FIXME: this function and it's callers are getting progressively
    uglier as more features are added :)
*/
static client_t *
SV_Match_User (const char *substr)
{
	int         i, j, uid;
	int         count = 0;
	char       *str;
	client_t   *cl;
	client_t   *match = 0;

	if (!substr || !*substr)
		return 0;
	uid = strtol (substr, &str, 10);

	if (!*str) {
		for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
			if (!cl->state)
				continue;
			if (cl->userid == uid) {
				SV_Printf ("User %04d matches with name: %s\n",
							cl->userid, cl->name);
				return cl;
			}
		}
		SV_Printf ("No such uid: %d\n", uid);
		return 0;
	}

	for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
		if (!cl->state)
			continue;
		for (str = cl->name; *str && !match_char (*str, substr[0]); str++)
			;
		while (*str) {
			for (j = 0; substr[j] && str[j]; j++)
				if (!match_char (substr[j], str[j]))
					break;
			if (!substr[j]) {		// found a match;
				match = cl;
				count++;
				SV_Printf ("User %04d matches with name: %s\n",
							cl->userid, cl->name);
				break;
			}
			str++;
		}
	}
	if (count != 1) {
		SV_Printf ("No unique matches, ignoring command!\n");
		return 0;
	}
	return match;
}

/*
	OPERATOR CONSOLE ONLY COMMANDS

	These commands can only be entered from stdin or by a remote operator
	datagram
*/

/*
	SV_SetMaster_f

	Make a master server current
*/
static void
SV_SetMaster_f (void)
{
	char        data[2];
	int         i;

	memset (&master_adr, 0, sizeof (master_adr));

	for (i = 1; i < Cmd_Argc (); i++) {
		if (i > MAX_MASTERS) {
			SV_Printf ("Too many masters specified. Only using the first %d\n",
					   MAX_MASTERS);
			break;
		}
		if (!strcmp (Cmd_Argv (i), "none")
			|| !NET_StringToAdr (Cmd_Argv (i), &master_adr[i - 1])) {
			SV_Printf ("Setting nomaster mode.\n");
			return;
		}
		if (master_adr[i - 1].port == 0)
			master_adr[i - 1].port = BigShort (27000);

		SV_Printf ("Master server at %s\n",
					NET_AdrToString (master_adr[i - 1]));

		SV_Printf ("Sending a ping.\n");

		data[0] = A2A_PING;
		data[1] = 0;
		NET_SendPacket (2, data, master_adr[i - 1]);
	}

	svs.last_heartbeat = -99999;
}

static void
SV_Quit_f (void)
{
	SV_FinalMessage ("server shutdown\n");
	SV_Printf ("Shutting down.\n");
	Sys_Quit ();
}

static void
SV_Fraglogfile_f (void)
{
	char        name[MAX_OSPATH];
	int         i;

	if (sv_fraglogfile) {
		SV_Printf ("Frag file logging off.\n");
		Qclose (sv_fraglogfile);
		sv_fraglogfile = NULL;
		return;
	}
	// find an unused name
	for (i = 0; i < 1000; i++) {
		snprintf (name, sizeof (name), "%s/frag_%i.log", com_gamedir, i);
		sv_fraglogfile = Qopen (name, "r");
		if (!sv_fraglogfile) {			// can't read it, so create this one
			sv_fraglogfile = Qopen (name, "w");
			if (!sv_fraglogfile)
				i = 1000;				// give error
			break;
		}
		Qclose (sv_fraglogfile);
	}
	if (i == 1000) {
		SV_Printf ("Can't open any logfiles.\n");
		sv_fraglogfile = NULL;
		return;
	}

	SV_Printf ("Logging frags to %s.\n", name);
}

/*
	SV_SetPlayer

	Sets host_client and sv_player to the player with idnum Cmd_Argv(1)
*/
static qboolean
SV_SetPlayer (void)
{
	client_t   *cl;
	int         i, idnum;

	idnum = atoi (Cmd_Argv (1));

	for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
		if (!cl->state)
			continue;
		if (cl->userid == idnum) {
			host_client = cl;
			sv_player = host_client->edict;
			return true;
		}
	}
	SV_Printf ("Userid %i is not on the server\n", idnum);
	return false;
}

/*
	SV_God_f

	Sets client to godmode
*/
static void
SV_God_f (void)
{
	if (!sv_allow_cheats) {
		SV_Printf
			("You must run the server with -cheats to enable this command.\n");
		return;
	}

	if (!SV_SetPlayer ())
		return;

	SVfloat (sv_player, flags) = (int) SVfloat (sv_player, flags) ^ FL_GODMODE;
	if (!((int) SVfloat (sv_player, flags) & FL_GODMODE))
		SV_ClientPrintf (1, host_client, PRINT_HIGH, "godmode OFF\n");
	else
		SV_ClientPrintf (1, host_client, PRINT_HIGH, "godmode ON\n");
}

static void
SV_Noclip_f (void)
{
	if (!sv_allow_cheats) {
		SV_Printf
			("You must run the server with -cheats to enable this command.\n");
		return;
	}

	if (!SV_SetPlayer ())
		return;

	if (SVfloat (sv_player, movetype) != MOVETYPE_NOCLIP) {
		SVfloat (sv_player, movetype) = MOVETYPE_NOCLIP;
		SV_ClientPrintf (1, host_client, PRINT_HIGH, "noclip ON\n");
	} else {
		SVfloat (sv_player, movetype) = MOVETYPE_WALK;
		SV_ClientPrintf (1, host_client, PRINT_HIGH, "noclip OFF\n");
	}
}

static void
SV_Give_f (void)
{
	const char *t;
	int         v;

	if (!sv_allow_cheats) {
		SV_Printf
			("You must run the server with -cheats to enable this command.\n");
		return;
	}

	if (!SV_SetPlayer ())
		return;

	t = Cmd_Argv (2);
	v = atoi (Cmd_Argv (3));

	switch (t[0]) {
		case '2':
		case '3':
		case '4':
		case '5':
		case '6':
		case '7':
		case '8':
		case '9':
			SVfloat (sv_player, items) =
				(int) SVfloat (sv_player, items) | IT_SHOTGUN << (t[0] - '2');
			break;

		case 's':
			SVfloat (sv_player, ammo_shells) = v;
			break;
		case 'n':
			SVfloat (sv_player, ammo_nails) = v;
			break;
		case 'r':
			SVfloat (sv_player, ammo_rockets) = v;
			break;
		case 'h':
			SVfloat (sv_player, health) = v;
			break;
		case 'c':
			SVfloat (sv_player, ammo_cells) = v;
			break;
	}
}

// Use this to keep track of current level  --KB
static char curlevel[MAX_QPATH] = "";

static const char *
nice_time (float time)
{
	int         t = time + 0.5;

#if 0 //FIXME ditch or cvar?
	if (t < 60) {
		return va ("%ds", t);
	} else if (t < 600) {
		return va ("%dm%02ds", t / 60, t % 60);
	} else if (t < 3600) {
		return va ("%dm", t / 60);
	} else if (t < 36000) {
		t /= 60;
		return va ("%dh%02dm", t / 60, t % 60);
	} else if (t < 86400) {
		return va ("%dh", t / 3600);
	} else {
		t /= 3600;
		return va ("%dd%02dh", t / 24, t % 24);
	}
#endif
	if (t < 60) {
		return va ("%ds", t);
	} else if (t < 3600) {
		return va ("%dm%02ds", t / 60, t % 60);
	} else if (t < 86400) {
		return va ("%dh%02dm%02ds", t / 3600, (t / 60) % 60, t % 60);
	} else {
		return va ("%dd%02dh%02dm%02ds",
				   t / 86400, (t / 3600) % 24, (t / 60) % 60, t % 60);
	}
}

/*
	SV_Map_f

	handle a 
	map <mapname>
	command from the console or progs.
*/
static void
SV_Map_f (void)
{
	char        level[MAX_QPATH];
	char        expanded[MAX_QPATH];
	QFile      *f;

	if (Cmd_Argc () > 2) {
		SV_Printf ("map <levelname> : continue game on a new level\n");
		return;
	}
	if (Cmd_Argc () == 1) {
		SV_Printf ("map is %s (%s)\n", curlevel, nice_time (sv.time));
		return;
	}
	strncpy (level, Cmd_Argv (1), sizeof (level) - 1);
	level[sizeof (level) - 1] = 0;

	// check to make sure the level exists
	snprintf (expanded, sizeof (expanded), "maps/%s.bsp", level);
	COM_FOpenFile (expanded, &f);
	if (!f) {
		SV_Printf ("Can't find %s\n", expanded);
		return;
	}
	Qclose (f);

	if (sv.demorecording)
		SV_Stop_f ();

	SV_BroadcastCommand ("changing\n");
	SV_SendMessagesToAll ();

	strncpy (curlevel, level, sizeof (curlevel) - 1);
	curlevel[sizeof (curlevel) - 1] = 0;
	SV_SpawnServer (level);

	SV_BroadcastCommand ("reconnect\n");
}

/*
	SV_Kick_f

	Kick a user off of the server
*/
static void
SV_Kick_f (void)
{
	client_t   *cl;

	if (Cmd_Argc () != 2) {
		SV_Printf ("usage: kick <name/userid>\n");
		return;
	}
	if (!(cl = SV_Match_User (Cmd_Argv(1))))
		return;

	SV_BroadcastPrintf (PRINT_HIGH, "%s was kicked\n", cl->name);
	// print directly, because the dropped client won't get the
	// SV_BroadcastPrintf message
	SV_ClientPrintf (1, cl, PRINT_HIGH, "You were kicked from the game\n");
	SV_DropClient (cl);
}

void
SV_Status_f (void)
{
	int         i;
	client_t   *cl;
	float       cpu, avg, pak, demo = 0;
	const char *s;


	cpu = (svs.stats.latched_active + svs.stats.latched_idle);
	if (cpu) {
		demo = 100 * svs.stats.latched_demo / cpu;
		cpu = 100 * svs.stats.latched_active / cpu;
	}
	avg = 1000 * svs.stats.latched_active / STATFRAMES;
	pak = (float) svs.stats.latched_packets / STATFRAMES;

	SV_Printf ("net address      : %s\n", NET_AdrToString (net_local_adr));
	SV_Printf ("uptime           : %s\n", nice_time (Sys_DoubleTime ()));
	SV_Printf ("cpu utilization  : %3i%% (%3i%%)\n", (int) cpu, (int)demo);
	SV_Printf ("avg response time: %i ms\n", (int) avg);
	SV_Printf ("packets/frame    : %5.2f\n", pak);

	// min fps lat drp
	if (sv_redirected != RD_NONE) {
		// most remote clients are 40 columns
		//          0123456789012345678901234567890123456789
		SV_Printf ("name               userid frags\n");
		SV_Printf ("  address          rate ping drop\n");
		SV_Printf ("  ---------------- ---- ---- -----\n");
		for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
			if (!cl->state)
				continue;

			SV_Printf ("%-16.16s  ", cl->name);

			SV_Printf ("%6i %5i", cl->userid, (int) SVfloat (cl->edict, frags));
			if (cl->spectator)
				SV_Printf (" (s)\n");
			else
				SV_Printf ("\n");

			s = NET_BaseAdrToString (cl->netchan.remote_address);
			SV_Printf ("  %-16.16s", s);
			if (cl->state == cs_connected) {
				SV_Printf ("CONNECTING\n");
				continue;
			}
			if (cl->state == cs_zombie) {
				SV_Printf ("ZOMBIE\n");
				continue;
			}
			SV_Printf ("%4i %4i %5.2f\n",
					   (int) (1000 * cl->netchan.frame_rate),
					   (int) SV_CalcPing (cl),
					   100.0 * cl->netchan.drop_count /
							cl->netchan.incoming_sequence);
		}
	} else {
		SV_Printf ("frags userid address         name            rate ping "
				   "drop  qport\n");
		SV_Printf ("----- ------ --------------- --------------- ---- ---- "
				   "----- -----\n");
		for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
			if (!cl->state)
				continue;
			SV_Printf ("%5i %6i ", (int) SVfloat (cl->edict, frags),
					   cl->userid);

			s = NET_BaseAdrToString (cl->netchan.remote_address);

			SV_Printf ("%-15.15s ", s);

			SV_Printf ("%-15.15s ", cl->name);

			if (cl->state == cs_connected) {
				SV_Printf ("CONNECTING\n");
				continue;
			}
			if (cl->state == cs_zombie) {
				SV_Printf ("ZOMBIE\n");
				continue;
			}
			SV_Printf ("%4i %4i %3.1f %4i",
						(int) (1000 * cl->netchan.frame_rate),
						(int) SV_CalcPing (cl),
						100.0 * cl->netchan.drop_count /
						cl->netchan.incoming_sequence, cl->netchan.qport);
			if (cl->spectator)
				SV_Printf (" (s)\n");
			else
				SV_Printf ("\n");
		}
	}
	SV_Printf ("\n");
}

#define MAXPENALTY 10.0

static void
SV_Cuff_f (void)
{
	int         i;
	double      mins = 0.5;
	qboolean    all = false, done = false;
	client_t    *cl = 0;
	char        text[1024];

	if (Cmd_Argc() != 2 && Cmd_Argc() != 3) {
		SV_Printf ("usage: cuff <name/userid/ALL> [minutes]\n"
				   "       (default = 0.5, 0 = cancel cuff).\n");
		return;
	}

	if (strequal (Cmd_Argv(1), "ALL")) {
		all = true;
	} else {
		cl = SV_Match_User (Cmd_Argv(1));
	}
	if (!all && !cl)
		return;
	if (Cmd_Argc() == 3) {
		mins = atof(Cmd_Argv(2));
		if (mins < 0.0 || mins > MAXPENALTY)
			mins = MAXPENALTY;
	}
	if (cl) {
		cl->cuff_time = realtime + mins*60.0;
		if (mins) {
			sprintf(text,
					"You are cuffed for %.1f minutes\n\n"
					"reconnecting won't help...\n", mins);
			ClientReliableWrite_Begin(cl,svc_centerprint, 2+strlen(text));
			ClientReliableWrite_String (cl, text);
		}
	}
	if (all) {
		for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
			if (!cl->state)
				continue;
			cl->cuff_time = realtime + mins*60.0;
			done = true;
			if (mins) {
				sprintf(text,
						"You are cuffed for %.1f minutes\n\n"
						"reconnecting won't help...\n", mins);
				ClientReliableWrite_Begin(cl,svc_centerprint, 2+strlen(text));
				ClientReliableWrite_String (cl, text);
			}
		}
	}
	if (done) {
		if (mins)
			SV_BroadcastPrintf (PRINT_HIGH, "%s cuffed for %.1f minutes.\n",
								all? "All Users" : cl->name, mins);
		else
			SV_BroadcastPrintf (PRINT_HIGH, "%s un-cuffed.\n",
								all? "All Users" : cl->name);
	}
}


static void
SV_Mute_f (void)
{
	int         i;
	double      mins = 0.5;
	qboolean    all = false, done = false;
	client_t    *cl = 0;
	char        text[1024];

	if (Cmd_Argc() != 2 && Cmd_Argc() != 3) {
		SV_Printf ("usage: mute <name/userid/ALL> [minutes]\n"
				   "       (default = 0.5, 0 = cancel mute).\n");
		return;
	}
	if (strequal(Cmd_Argv(1),"ALL")) {
		all = true;
	} else {
		cl = SV_Match_User (Cmd_Argv(1));
	}
	if (!all && !cl)
		return;
	if (Cmd_Argc() == 3) {
		mins = atof(Cmd_Argv(2));
		if (mins < 0.0 || mins > MAXPENALTY)
			mins = MAXPENALTY;
	}
	if (cl) {
		cl->lockedtill = realtime + mins*60.0;
		done = true;
		if (mins) {
			sprintf(text, "You are muted for %.1f minutes\n\n"
					"reconnecting won't help...\n", mins);
			ClientReliableWrite_Begin(cl,svc_centerprint, 2+strlen(text));
			ClientReliableWrite_String (cl, text);
		}
	}
	if (all) {
		for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
			if (!cl->state)
				continue;
			cl->lockedtill = realtime + mins*60.0;
			done = true;
			if (mins) {
				sprintf(text, "You are muted for %.1f minutes\n\n"
						"reconnecting won't help...\n", mins);
				ClientReliableWrite_Begin(cl,svc_centerprint, 2+strlen(text));
				ClientReliableWrite_String (cl, text);
			}
		}
	}
	if (done) {
		if (mins)
			SV_BroadcastPrintf (PRINT_HIGH, "%s muted for %.1f minutes.\n",
								all? "All Users" : cl->name, mins);
		else
			SV_BroadcastPrintf (PRINT_HIGH, "%s allowed to speak.\n",
								all? "All Users" : cl->name);
	}
}

static void
SV_Tell (const char *prefix)
{
	char       *p;
	char        text[512];
	client_t   *cl;
	int         i;

	if (Cmd_Argc () < 3) {
		SV_Printf ("usage: tell <name/userid> <text...>\n");
		return;
	}
	if (!(cl = SV_Match_User (Cmd_Argv(1))))
		return;

	p = Hunk_TempAlloc (strlen(Cmd_Args (2)) + 1);
	strcpy (p, Cmd_Args (2));
	if (*p == '"') {
		p++;
		p[strlen (p) - 1] = 0;
	}
	// construct  "[PRIVATE] Console> "
	sprintf (text, "[\xd0\xd2\xc9\xd6\xc1\xd4\xc5] %s\x8d ", prefix);
	i = strlen (text);
	strncat (text, p, sizeof (text) - 1 - i);
	text[sizeof (text) - 1] = 0;
	SV_Printf ("%s\n", text);
	for (; text[i];)
		text[i++] |= 0x80; // non-bold text
	SV_ClientPrintf (1, cl, PRINT_CHAT, "\n"); // bell
	SV_ClientPrintf (1, cl, PRINT_HIGH, "%s\n", text);
	SV_ClientPrintf (1, cl, PRINT_CHAT, "%s", ""); // bell
}

static void
SV_Ban_f (void)
{
	double      mins = 30.0;
	client_t    *cl;

	if (Cmd_Argc() != 2 && Cmd_Argc() != 3) {
		SV_Printf ("usage: ban <name/userid> [minutes]\n"
				   "       (default = 30, 0 = permanent).\n");
		return;
	}
	if (!(cl = SV_Match_User(Cmd_Argv(1))))
		return;
	if (Cmd_Argc() == 3) {
		mins = atof(Cmd_Argv(2));
		if (mins<0.0 || mins > 1000000.0)				// bout 2 yrs
			mins = 0.0;
	}
	SV_BroadcastPrintf (PRINT_HIGH, "Admin Banned user %s %s\n",
						cl->name, mins ? va("for %.1f minutes", mins)
									   : "permanently");
	SV_DropClient (cl);
	Cmd_ExecuteString (va ("addip %s %f",
						   NET_BaseAdrToString(cl->netchan.remote_address),
						   mins), src_command);
}

static void
SV_Match_f (void)
{
	if (Cmd_Argc() != 2) {
		SV_Printf ("usage: match <name/userid>\n");
		return;
	}

	if (!SV_Match_User (Cmd_Argv(1)))
		SV_Printf ("No unique uid/name matched\n");
}


static void
SV_ConSay (const char *prefix)
{
	char       *p;
	char        text[1024];
	client_t   *client;
	int         j;

	if (Cmd_Argc () < 2)
		return;

	p = Hunk_TempAlloc (strlen(Cmd_Args (1)) + 1);
	strcpy (p, Cmd_Args (1));
	if (*p == '"') {
		p++;
		p[strlen (p) - 1] = 0;
	}
	strcpy (text, prefix);				// bold header
	strcat (text, "\x8d ");				// and arrow
	j = strlen (text);
	strncat (text, p, sizeof (text) - j);
	SV_Printf ("%s\n", text);
	while (text[j])
		text[j++] |= 0x80;				// non-bold text

	for (j = 0, client = svs.clients; j < MAX_CLIENTS; j++, client++) {
		if (client->state != cs_spawned)	// kk just has !client->state
			continue;
		SV_ClientPrintf (1, client, PRINT_HIGH, "%s\n", text);
		if (*prefix != 'I')		// beep, except for Info says
			SV_ClientPrintf (0, client, PRINT_CHAT, "%s", "");
	}
	if (sv.demorecording) {
		DemoWrite_Begin (dem_all, 0, strlen (text) + 3);
		MSG_WriteByte (&demo.dbuf->sz, svc_print);
		MSG_WriteByte (&demo.dbuf->sz, PRINT_CHAT);
		MSG_WriteString (&demo.dbuf->sz, text);
	}
}

static void
SV_Tell_f (void)
{
	if (rcon_from_user)
		SV_Tell("Admin");
	else
		SV_Tell("Console");
}

static void
SV_ConSay_f (void)
{
	if (rcon_from_user)
		SV_ConSay("Admin");
	else
		SV_ConSay("Console");
}

static void
SV_ConSay_Info_f (void)
{
	SV_ConSay("Info");
}

static void
SV_Heartbeat_f (void)
{
	svs.last_heartbeat = -9999;
}

static void
SV_SendServerInfoChange (const char *key, const char *value)
{
	if (!sv.state)
		return;

	MSG_WriteByte (&sv.reliable_datagram, svc_serverinfo);
	MSG_WriteString (&sv.reliable_datagram, key);
	MSG_WriteString (&sv.reliable_datagram, value);
}

/*

	Cvar_Info

	Sets a given cvar (key,value) into svs.info (serverinfo)
	high char filtering is performed according to sv_highchars.value

*/
void
Cvar_Info (cvar_t *var)
{
	if (var->flags & CVAR_SERVERINFO) {
		unsigned char info[1024], *p;
		const unsigned char *c;

		if (!sv_highchars || !sv_highchars->int_val) {
			for (p = info, c = var->string;
				 *c && (p - info < sizeof (info) - 1);) {
				if ((*c & 0x7f) >= 32)
					*p++ = *c & 0x7f;
				c++;
			}
			*p = 0;
			Info_SetValueForKey (svs.info, var->name, info,
								 (sv_highchars && !sv_highchars->int_val));
		} else
			Info_SetValueForKey (svs.info, var->name, var->string,
								 (sv_highchars && !sv_highchars->int_val));

		SV_SendServerInfoChange (var->name, var->string);
	}
}

/*
	SV_Serverinfo_f

	Examine or change the serverinfo string
*/
static void
SV_Serverinfo_f (void)
{
	cvar_t     *var;

	if (Cmd_Argc () == 1) {
		SV_Printf ("Server info settings:\n");
		Info_Print (svs.info);
		return;
	}

	if (Cmd_Argc () != 3) {
		SV_Printf ("usage: serverinfo [ <key> <value> ]\n");
		return;
	}

	if (Cmd_Argv (1)[0] == '*') {
		SV_Printf ("Star variables cannot be changed.\n");
		return;
	}

	// if this is a cvar, change it too 
	var = Cvar_FindVar (Cmd_Argv (1));
	if (var && (var->flags & CVAR_SERVERINFO)) {
		Cvar_Set (var, Cmd_Argv (2));
	} else {
		Info_SetValueForKey (svs.info, Cmd_Argv (1), Cmd_Argv (2),
							 !sv_highchars->int_val);
		SV_SendServerInfoChange (Cmd_Argv (1), Cmd_Argv (2));
	}
}

/*
	SV_Serverinfo_f

	Examine or change the serverinfo string
*/
static void
SV_Localinfo_f (void)
{
	if (Cmd_Argc () == 1) {
		SV_Printf ("Local info settings:\n");
		Info_Print (localinfo);
		return;
	}

	if (Cmd_Argc () != 3) {
		SV_Printf ("usage: localinfo [ <key> <value> ]\n");
		return;
	}

	if (Cmd_Argv (1)[0] == '*') {
		SV_Printf ("Star variables cannot be changed.\n");
		return;
	}
	if (*Cmd_Argv (2))
		Info_SetValueForKey (localinfo, Cmd_Argv (1), Cmd_Argv (2),
							 !sv_highchars->int_val);
	else
		Info_RemoveKey (localinfo, Cmd_Argv (1));
}

/*
	SV_User_f

	Examine a users info strings
*/
static void
SV_User_f (void)
{
	if (Cmd_Argc () != 2) {
		SV_Printf ("Usage: user <userid>\n");
		return;
	}

	if (!SV_SetPlayer ())
		return;

	Info_Print (host_client->userinfo);
}

/*
	SV_Gamedir

	Sets the fake *gamedir to a different directory.
*/
static void
SV_Gamedir (void)
{
	const char *dir;

	if (Cmd_Argc () == 1) {
		SV_Printf ("Current *gamedir: %s\n",
					Info_ValueForKey (svs.info, "*gamedir"));
		return;
	}

	if (Cmd_Argc () != 2) {
		SV_Printf ("Usage: sv_gamedir <newgamedir>\n");
		return;
	}

	dir = Cmd_Argv (1);

	if (strstr (dir, "..") || strstr (dir, "/")
		|| strstr (dir, "\\") || strstr (dir, ":")) {
		SV_Printf ("*Gamedir should be a single filename, not a path\n");
		return;
	}

	Info_SetValueForStarKey (svs.info, "*gamedir", dir, 
							 !sv_highchars->int_val);
}

/*
	SV_Floodport_f

	Sets the gamedir and path to a different directory.
*/
static void
SV_Floodprot_f (void)
{
	int         arg1, arg2, arg3;

	if (Cmd_Argc () == 1) {
		if (fp_messages) {
			SV_Printf
				("Current floodprot settings: \nAfter %d msgs per %d seconds, "
				 "silence for %d seconds\n",
				 fp_messages, fp_persecond, fp_secondsdead);
			return;
		} else
			SV_Printf ("No floodprots enabled.\n");
	}

	if (Cmd_Argc () != 4) {
		SV_Printf
			("Usage: floodprot <# of messages> <per # of seconds> <seconds to "
			 "silence>\n");
		SV_Printf
			("Use floodprotmsg to set a custom message to say to the "
			 "flooder.\n");
		return;
	}

	arg1 = atoi (Cmd_Argv (1));
	arg2 = atoi (Cmd_Argv (2));
	arg3 = atoi (Cmd_Argv (3));

	if (arg1 <= 0 || arg2 <= 0 || arg3 <= 0) {
		SV_Printf ("All values must be positive numbers\n");
		return;
	}

	if (arg1 > 10) {
		SV_Printf ("Can only track up to 10 messages.\n");
		return;
	}

	fp_messages = arg1;
	fp_persecond = arg2;
	fp_secondsdead = arg3;
}

static void
SV_Floodprotmsg_f (void)
{
	if (Cmd_Argc () == 1) {
		SV_Printf ("Current msg: %s\n", fp_msg);
		return;
	} else if (Cmd_Argc () != 2) {
		SV_Printf ("Usage: floodprotmsg \"<message>\"\n");
		return;
	}
	snprintf (fp_msg, sizeof (fp_msg), "%s", Cmd_Argv (1));
}

static void
SV_Snap (int uid)
{
	char        pcxname[80];
	char        checkname[MAX_OSPATH];
	client_t   *cl;
	int         i;

	for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
		if (!cl->state)
			continue;
		if (cl->userid == uid)
			break;
	}
	if (i >= MAX_CLIENTS) {
		SV_Printf ("userid not found\n");
		return;
	}

	snprintf (pcxname, sizeof (pcxname), "%d-00.pcx", uid);

	snprintf (checkname, sizeof (checkname), "%s/snap", com_gamedir);
	COM_CreatePath (va ("%s/dummy", checkname));

	for (i = 0; i <= 99; i++) {
		pcxname[strlen (pcxname) - 6] = i / 10 + '0';
		pcxname[strlen (pcxname) - 5] = i % 10 + '0';
		snprintf (checkname, sizeof (checkname), "%s/snap/%s", com_gamedir,
				  pcxname);
		if (Sys_FileTime (checkname) == -1)
			break;						// file doesn't exist
	}
	if (i == 100) {
		SV_Printf ("Snap: Couldn't create a file, clean some out.\n");
		return;
	}
	strcpy (cl->uploadfn, checkname);

	memcpy (&cl->snap_from, &net_from, sizeof (net_from));
	if (sv_redirected != RD_NONE)
		cl->remote_snap = true;
	else
		cl->remote_snap = false;

	ClientReliableWrite_Begin (cl, svc_stufftext, 24);
	ClientReliableWrite_String (cl, "cmd snap\n");
	SV_Printf ("Requesting snap from user %d...\n", uid);
}

static void
SV_Snap_f (void)
{
	int         uid;

	if (Cmd_Argc () != 2) {
		SV_Printf ("Usage:  snap <userid>\n");
		return;
	}

	uid = atoi (Cmd_Argv (1));

	SV_Snap (uid);
}

static void
SV_SnapAll_f (void)
{
	client_t   *cl;
	int         i;

	for (i = 0, cl = svs.clients; i < MAX_CLIENTS; i++, cl++) {
		if (cl->state < cs_connected || cl->spectator)
			continue;
		SV_Snap (cl->userid);
	}
}

void
SV_InitOperatorCommands (void)
{
	if (COM_CheckParm ("-cheats")) {
		sv_allow_cheats = true;
		Info_SetValueForStarKey (svs.info, "*cheats", "ON", 0);
	}

	Cmd_AddCommand ("fraglogfile", SV_Fraglogfile_f, "Enables logging of kills "
					"to frag_##.log");

	Cmd_AddCommand ("snap", SV_Snap_f, "Take a screenshot of userid");
	Cmd_AddCommand ("snapall", SV_SnapAll_f, "Take a screenshot of all users");
	Cmd_AddCommand ("kick", SV_Kick_f, "Remove a user from the server (kick "
					"userid)");
	Cmd_AddCommand ("status", SV_Status_f, "Report information on the current "
					"connected clients and the server - displays userids");

	Cmd_AddCommand ("map", SV_Map_f, "Change to a new map (map mapname)");
	Cmd_AddCommand ("setmaster", SV_SetMaster_f, "Lists the server with up to "
					"eight masters.\n"
					"When a server is listed with a master, the master is "
					"aware of the server's IP address and port and it is added "
					"to the\n"
					"list of current servers connected to a master. A "
					"heartbeat is sent to the master from the server to "
					"indicated that the\n"
					"server is still running and alive.\n\n"
					"Examples:\n"
					"setmaster 192.246.40.12:27002\n"
					"setmaster 192.246.40.12:27002 192.246.40.12:27004");
	Cmd_AddCommand ("heartbeat", SV_Heartbeat_f, "Force a heartbeat to be sent "
					"to the master server.\n"
					"A heartbeat tells the Master the server's IP address and "
					"that it is still alive.");
	Cmd_AddCommand ("quit", SV_Quit_f, "Shut down the server");
	Cmd_AddCommand ("god", SV_God_f, "Toggle god cheat to userid (god userid) "
					"Requires cheats are enabled");
	Cmd_AddCommand ("give", SV_Give_f, "Give userid items, or health.\n"
					"Items: 1 Axe, 2 Shotgun, 3 Double-Barrelled Shotgun, 4 "
					"Nailgun, 5 Super Nailgun, 6 Grenade Launcher, 7 Rocket "
					"Launcher,\n"
					"8 ThunderBolt, C Cells, H Health, N Nails, R Rockets, S "
					"Shells. Requires cheats to be enabled. (give userid item "
					"amount)");
	Cmd_AddCommand ("noclip", SV_Noclip_f, "Toggle no clipping cheat for "
					"userid. Requires cheats to be enabled. (noclip userid)");
	Cmd_AddCommand ("serverinfo", SV_Serverinfo_f, "Reports or sets "
					"information about server.\n"
					"The information stored in this space is broadcast on the "
					"network to all players.\n"
					"Values:\n"
					"dq - Drop Quad Damage when a player dies.\n"
					"dr - Drop Ring of Shadows when a player dies.\n"
					"rj - Sets the multiplier rate for splash damage kick.\n"
					"needpass - Displays the passwords enabled on the server.\n"
					"watervis - Toggle the use of r_watervis by OpenGL "
					"clients.\n"
					"Note: Keys with (*) in front cannot be changed. Maximum "
					"key size cannot exceed 64-bytes.\n"
					"Maximum size for all keys cannot exceed 512-bytes.\n"
					"(serverinfo key value)");
	Cmd_AddCommand ("localinfo", SV_Localinfo_f, "Shows or sets localinfo "
					"variables.\n"
					"Useful for mod programmers who need to allow the admin to "
					"change settings.\n"
					"This is an alternative storage space to the serverinfo "
					"space for mod variables.\n"
					"The variables stored in this space are not broadcast on "
					"the network.\n"
					"This space also has a 32-kilobyte limit which is much "
					"greater then the 512-byte limit on the serverinfo space.\n"
					"Special Keys: (current map) (next map) - Using this "
					"combination will allow the creation of a custom map cycle "
					"without editing code.\n\n"
					"Example:\n"
					"localinfo dm2 dm4\n"
					"localinfo dm4 dm6\n"
					"localinfo dm6 dm2\n"
					"(localinfo key value)");
	Cmd_AddCommand ("user", SV_User_f, "Report information about the user "
					"(user userid)");
	Cmd_AddCommand ("sv_gamedir", SV_Gamedir, "Displays or determines the "
					"value of the serverinfo *gamedir variable.\n"
					"Note: Useful when the physical gamedir directory has a "
					"different name than the widely accepted gamedir "
					"directory.\n"
					"Example:\n"
					"gamedir tf2_5; sv_gamedir fortress\n"
					"gamedir ctf4_2; sv_gamedir ctf\n"
					"(sv_gamedir dirname)");
	Cmd_AddCommand ("floodprot", SV_Floodprot_f, "Sets the options for flood "
					"protection.\n"
					"Default: 4 4 10\n"
					"(floodprot (number of messages) (number of seconds) "
					"(silence time in seconds))");
	Cmd_AddCommand ("floodprotmsg", SV_Floodprotmsg_f, "Sets the message "
					"displayed after flood protection is invoked (floodprotmsg "
					"message)");
	Cmd_AddCommand ("maplist", Con_Maplist_f, "List all maps on the server");
	Cmd_AddCommand ("say", SV_ConSay_f, "Say something to everyone on the "
					"server. Will show up as the name 'Console' (or 'Admin') "
					"in game");
	Cmd_AddCommand ("sayinfo", SV_ConSay_Info_f, "Say something to everyone on "
					"the server. Will show up as the name 'Info' in game");
	Cmd_AddCommand ("tell", SV_Tell_f, "Say something to a specific user on "
					"the server. Will show up as the name 'Console' (or "
					"'Admin') in game");
	Cmd_AddCommand ("ban", SV_Ban_f, "ban a player for a specified time");
	Cmd_AddCommand ("cuff", SV_Cuff_f, "\"hand-cuff\" a player for a "
					"specified time");
	Cmd_AddCommand ("mute", SV_Mute_f, "silience a player for a specified "
					"time");
	Cmd_AddCommand ("match", SV_Match_f, "matches nicks as ban/cuff/mute "
					"commands do, so you can check safely");

	// poor description
	sv_leetnickmatch = Cvar_Get ("sv_3133735_7h4n_7h0u", "1", CVAR_NONE, NULL,
								 "Match '1' as 'i' and such in nicks");
}