atcodes.cpp 35.2 KB
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/* Synchronet "@code" functions */
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// vi: tabstop=4
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/* $Id$ */

/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
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 * Copyright Rob Swindell - http://www.synchro.net/copyright.html			*
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 *																			*
 * 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.					*
 * See the GNU General Public License for more details: gpl.txt or			*
 * http://www.fsf.org/copyleft/gpl.html										*
 *																			*
 * Anonymous FTP access to the most recent released source is available at	*
 * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
 *																			*
 * Anonymous CVS access to the development source and modification history	*
 * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
 *     (just hit return, no password is necessary)							*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * You are encouraged to submit any modifications (preferably in Unix diff	*
 * format) via e-mail to mods@synchro.net									*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/

#include "sbbs.h"
#include "cmdshell.h"
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#include "utf8.h"
#include "unicode.h"
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#include "cp437defs.h"
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#if defined(_WINSOCKAPI_)
	extern WSADATA WSAData;
	#define SOCKLIB_DESC WSAData.szDescription
#else
	#define	SOCKLIB_DESC NULL
#endif

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/****************************************************************************/
/* Returns 0 if invalid @ code. Returns length of @ code if valid.          */
/****************************************************************************/
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int sbbs_t::show_atcode(const char *instr)
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{
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	char	str[128],str2[128],*tp,*sp,*p;
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    int     len;
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	int		disp_len;
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	bool	padded_left=false;
	bool	padded_right=false;
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	bool	centered=false;
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	bool	zero_padded=false;
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	bool	truncated = true;
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	const char *cp;
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	SAFECOPY(str,instr);
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	tp=strchr(str+1,'@');
	if(!tp)                 /* no terminating @ */
		return(0);
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	sp=strchr(str+1,' ');
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	if(sp && sp<tp)         /* space before terminating @ */
		return(0);
	len=(tp-str)+1;
	(*tp)=0;
	sp=(str+1);

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	disp_len=len;
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	if((p=strstr(sp,"-L"))!=NULL)
		padded_left=true;
	else if((p=strstr(sp,"-R"))!=NULL)
		padded_right=true;
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	else if((p=strstr(sp,"-C"))!=NULL)
		centered=true;
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	else if((p=strstr(sp,"-Z"))!=NULL)
		zero_padded=true;
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	else if((p=strstr(sp,"-W"))!=NULL)	/* wrap */
		truncated = false;
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	if(p!=NULL) {
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		char* lp = p + 2;
		if(*lp && isdigit(*lp))
			disp_len=atoi(lp);
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		*p=0;
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	}
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	cp=atcode(sp,str2,sizeof(str2));
	if(cp==NULL)
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		return(0);

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	if(p==NULL || truncated == false)
		disp_len = strlen(cp);

	if(truncated) {
		if(column + disp_len > cols - 1) {
			if(column >= cols - 1)
				disp_len = 0;
			else
				disp_len = (cols - 1) - column;
		}
	}
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	if(padded_left)
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		bprintf("%-*.*s",disp_len,disp_len,cp);
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	else if(padded_right)
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		bprintf("%*.*s",disp_len,disp_len,cp);
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	else if(centered) {
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		int vlen = strlen(cp);
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		if(vlen < disp_len) {
			int left = (disp_len - vlen) / 2;
			bprintf("%*s%-*s", left, "", disp_len - left, cp);
		} else
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			bprintf("%.*s", disp_len, cp);
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	} else if(zero_padded) {
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		int vlen = strlen(cp);
		if(vlen < disp_len)
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			bprintf("%-.*s%s", (int)(disp_len - strlen(cp)), "0000000000", cp);
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		else
			bprintf("%.*s", disp_len, cp);
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	} else
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		bprintf("%.*s", disp_len, cp);
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	return(len);
}

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const char* sbbs_t::atcode(char* sp, char* str, size_t maxlen)
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{
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	char*	tp = NULL;
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	uint	i;
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	uint	ugrp;
	uint	usub;
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	long	l;
    stats_t stats;
    node_t  node;
	struct	tm tm;

	str[0]=0;

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	if(strncmp(sp, "U+", 2) == 0) {	// UNICODE
		enum unicode_codepoint codepoint = (enum unicode_codepoint)strtoul(sp + 2, &tp, 16);
		if(tp == NULL || *tp ==0)
			outchar(codepoint, unicode_to_cp437(codepoint));
		else {
			char fallback = (char)strtoul(tp + 1, NULL, 16);
			if(*tp == '|')
				outchar(codepoint, fallback);
			else if(*tp == '!') {
				char ch = unicode_to_cp437(codepoint);
				if(ch != 0)
					fallback = ch;
				outchar(codepoint, fallback);
			}
			else return NULL; // Invalid @-code
		}
		return nulstr;
	}

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	if(strcmp(sp, "CHECKMARK") == 0) {
		outchar(UNICODE_CHECK_MARK, CP437_CHECK_MARK);
		return nulstr;
	}

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	if(!strcmp(sp,"VER"))
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		return(VERSION);
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	if(!strcmp(sp,"REV")) {
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		safe_snprintf(str,maxlen,"%c",REVISION);
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		return(str);
	}
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	if(!strcmp(sp,"FULL_VER")) {
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		safe_snprintf(str,maxlen,"%s%c%s",VERSION,REVISION,beta_version);
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		truncsp(str);
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#if defined(_DEBUG)
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		strcat(str," Debug");
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#endif
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		return(str);
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	}

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	if(!strcmp(sp,"VER_NOTICE"))
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		return(VERSION_NOTICE);
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	if(!strcmp(sp,"OS_VER"))
		return(os_version(str));
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#ifdef JAVASCRIPT
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	if(!strcmp(sp,"JS_VER"))
		return((char *)JS_GetImplementationVersion());
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#endif

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	if(!strcmp(sp,"PLATFORM"))
		return(PLATFORM_DESC);
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	if(!strcmp(sp,"COPYRIGHT"))
		return(COPYRIGHT_NOTICE);
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	if(!strcmp(sp,"COMPILER")) {
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		char compiler[32];
		DESCRIBE_COMPILER(compiler);
		strncpy(str, compiler, maxlen);
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		return(str);
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	}

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	if(!strcmp(sp,"UPTIME")) {
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		extern volatile time_t uptime;
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		time_t up=0;
		now = time(NULL);
		if (uptime != 0 && now >= uptime)
			up = now-uptime;
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		char   days[64]="";
		if((up/(24*60*60))>=2) {
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	        sprintf(days,"%lu days ",(ulong)(up/(24L*60L*60L)));
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			up%=(24*60*60);
		}
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		safe_snprintf(str,maxlen,"%s%lu:%02lu"
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	        ,days
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			,(ulong)(up/(60L*60L))
			,(ulong)((up/60L)%60L)
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			);
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		return(str);
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	}

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	if(!strcmp(sp,"SERVED")) {
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		extern volatile ulong served;
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		safe_snprintf(str,maxlen,"%lu",served);
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		return(str);
	}

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	if(!strcmp(sp,"SOCKET_LIB"))
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		return(socklib_version(str,SOCKLIB_DESC));
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	if(!strcmp(sp,"MSG_LIB")) {
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		safe_snprintf(str,maxlen,"SMBLIB %s",smb_lib_ver());
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		return(str);
	}
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	if(!strcmp(sp,"BBS") || !strcmp(sp,"BOARDNAME"))
		return(cfg.sys_name);
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	if(!strcmp(sp,"BAUD") || !strcmp(sp,"BPS")) {
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		safe_snprintf(str,maxlen,"%lu",cur_rate);
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		return(str);
	}
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	if(!strcmp(sp,"COLS")) {
		safe_snprintf(str,maxlen,"%lu",cols);
		return(str);
	}
	if(!strcmp(sp,"ROWS")) {
		safe_snprintf(str,maxlen,"%lu",rows);
		return(str);
	}
	if(!strcmp(sp,"TERM"))
		return(terminal);

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	if(!strcmp(sp,"CONN"))
		return(connection);
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	if(!strcmp(sp,"SYSOP"))
		return(cfg.sys_op);
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	if(!strcmp(sp,"LOCATION"))
		return(cfg.sys_location);
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	if(!strcmp(sp,"NODE")) {
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		safe_snprintf(str,maxlen,"%u",cfg.node_num);
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		return(str);
	}
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	if(!strcmp(sp,"TNODE")) {
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		safe_snprintf(str,maxlen,"%u",cfg.sys_nodes);
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		return(str);
	}
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	if(strcmp(sp, "PAGER") == 0)
		return (thisnode.misc&NODE_POFF) ? text[Off] : text[On];

	if(strcmp(sp, "ALERTS") == 0)
		return (thisnode.misc&NODE_AOFF) ? text[Off] : text[On];

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	if(strcmp(sp, "SPLITP") == 0)
		return (useron.chat&CHAT_SPLITP) ? text[On] : text[Off];

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	if(!strcmp(sp,"INETADDR"))
		return(cfg.sys_inetaddr);
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	if(!strcmp(sp,"HOSTNAME"))
		return(startup->host_name);

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	if(!strcmp(sp,"FIDOADDR")) {
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		if(cfg.total_faddrs)
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			return(smb_faddrtoa(&cfg.faddr[0],str));
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		return(nulstr);
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	}

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	if(!strcmp(sp,"EMAILADDR"))
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		return(usermailaddr(&cfg, str
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			,cfg.inetmail_misc&NMAIL_ALIAS ? useron.alias : useron.name));
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	if(!strcmp(sp,"QWKID"))
		return(cfg.sys_id);
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	if(!strcmp(sp,"TIME") || !strcmp(sp,"SYSTIME")) {
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		now=time(NULL);
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		memset(&tm,0,sizeof(tm));
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		localtime_r(&now,&tm);
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		if(cfg.sys_misc&SM_MILITARY)
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			safe_snprintf(str,maxlen,"%02d:%02d:%02d"
		        	,tm.tm_hour,tm.tm_min,tm.tm_sec);
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		else
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			safe_snprintf(str,maxlen,"%02d:%02d %s"
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				,tm.tm_hour==0 ? 12
				: tm.tm_hour>12 ? tm.tm_hour-12
				: tm.tm_hour, tm.tm_min, tm.tm_hour>11 ? "pm":"am");
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		return(str);
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	}

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	if(!strcmp(sp,"TIMEZONE"))
		return(smb_zonestr(sys_timezone(&cfg),str));

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	if(!strcmp(sp,"DATE") || !strcmp(sp,"SYSDATE")) {
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		return(unixtodstr(&cfg,time32(NULL),str));
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	}
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	if(!strcmp(sp,"DATETIME"))
		return(timestr(time(NULL)));

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	if(!strcmp(sp,"DATETIMEZONE")) {
		char zone[32];
		safe_snprintf(str, maxlen, "%s %s", timestr(time(NULL)), smb_zonestr(sys_timezone(&cfg),zone));
		return str;
	}

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	if(!strcmp(sp,"TMSG")) {
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		l=0;
		for(i=0;i<cfg.total_subs;i++)
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			l+=getposts(&cfg,i); 		/* l=total posts */
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		safe_snprintf(str,maxlen,"%lu",l);
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		return(str);
	}
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	if(!strcmp(sp,"TUSER")) {
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		safe_snprintf(str,maxlen,"%u",total_users(&cfg));
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		return(str);
	}
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	if(!strcmp(sp,"TFILE")) {
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		l=0;
		for(i=0;i<cfg.total_dirs;i++)
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			l+=getfiles(&cfg,i);
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		safe_snprintf(str,maxlen,"%lu",l);
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		return(str);
	}
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	if(!strcmp(sp,"TCALLS") || !strcmp(sp,"NUMCALLS")) {
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		getstats(&cfg,0,&stats);
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		safe_snprintf(str,maxlen,"%lu", (ulong)stats.logons);
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		return(str);
	}
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	if(!strcmp(sp,"PREVON") || !strcmp(sp,"LASTCALLERNODE")
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		|| !strcmp(sp,"LASTCALLERSYSTEM"))
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		return(lastuseron);
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	if(!strcmp(sp,"CLS") || !strcmp(sp,"CLEAR")) {
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		CLS;
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		return(nulstr);
	}
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	if(!strcmp(sp,"PAUSE") || !strcmp(sp,"MORE")) {
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		pause();
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		return(nulstr);
	}
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	if(!strcmp(sp,"RESETPAUSE")) {
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		lncntr=0;
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		return(nulstr);
	}
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	if(!strcmp(sp,"NOPAUSE") || !strcmp(sp,"POFF")) {
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		sys_status^=SS_PAUSEOFF;
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		return(nulstr);
	}
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	if(!strcmp(sp,"PON") || !strcmp(sp,"AUTOMORE")) {
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		sys_status^=SS_PAUSEON;
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		return(nulstr);
	}
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	if(strncmp(sp, "POS:", 4) == 0) {	// PCBoard	(nn is 1 based)
		i = atoi(sp + 4);
		if(i >= 1)	// Convert to 0-based
			i--;
		for(l = i - column; l > 0; l--)
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			outchar(' ');
		return nulstr;
	}

	if(strncmp(sp, "DELAY:", 6) == 0) {	// PCBoard
		mswait(atoi(sp + 6) * 100);
		return nulstr;
	}

	if(strcmp(sp, "YESCHAR") == 0) {	// PCBoard
		safe_snprintf(str, maxlen, "%c", text[YNQP][0]);
		return str;
	}

	if(strcmp(sp, "NOCHAR") == 0) {		// PCBoard
		safe_snprintf(str, maxlen, "%c", text[YNQP][1]);
		return str;
	}

	if(strcmp(sp, "QUITCHAR") == 0) {
		safe_snprintf(str, maxlen, "%c", text[YNQP][2]);
		return str;
	}

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	/* NOSTOP */

	/* STOP */

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	if(!strcmp(sp,"BELL") || !strcmp(sp,"BEEP"))
		return("\a");
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	if(!strcmp(sp,"EVENT")) {
		if(event_time==0)
			return("<none>");
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		return(timestr(event_time));
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	}
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	/* LASTCALL */

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	if(!strncmp(sp,"NODE",4)) {
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		i=atoi(sp+4);
		if(i && i<=cfg.sys_nodes) {
			getnodedat(i,&node,0);
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			printnodedat(i,&node);
		}
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		return(nulstr);
	}
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	if(!strcmp(sp,"WHO")) {
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		whos_online(true);
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		return(nulstr);
	}
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	/* User Codes */

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	if(!strcmp(sp,"USER") || !strcmp(sp,"ALIAS") || !strcmp(sp,"NAME"))
		return(useron.alias);
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	if(!strcmp(sp,"FIRST")) {
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		safe_snprintf(str,maxlen,"%s",useron.alias);
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		tp=strchr(str,' ');
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		if(tp) *tp=0;
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		return(str);
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	}
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	if(!strcmp(sp,"USERNUM")) {
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		safe_snprintf(str,maxlen,"%u",useron.number);
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		return(str);
	}
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	if(!strcmp(sp,"PHONE") || !strcmp(sp,"HOMEPHONE")
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		|| !strcmp(sp,"DATAPHONE") || !strcmp(sp,"DATA"))
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		return(useron.phone);
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	if(!strcmp(sp,"ADDR1"))
		return(useron.address);
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	if(!strcmp(sp,"FROM"))
		return(useron.location);
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	if(!strcmp(sp,"CITY")) {
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		safe_snprintf(str,maxlen,"%s",useron.location);
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		char* p=strchr(str,',');
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		if(p) {
			*p=0;
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			return(str);
		}
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		return(nulstr);
	}
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	if(!strcmp(sp,"STATE")) {
		char* p=strchr(useron.location,',');
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		if(p) {
			p++;
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			if(*p==' ')
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				p++;
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			return(p);
		}
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		return(nulstr);
	}
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	if(!strcmp(sp,"CPU"))
		return(useron.comp);
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	if(!strcmp(sp,"HOST"))
		return(client_name);
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	if(!strcmp(sp,"BDATE"))
		return(useron.birth);
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	if(!strcmp(sp,"AGE")) {
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		safe_snprintf(str,maxlen,"%u",getage(&cfg,useron.birth));
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		return(str);
	}
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	if(!strcmp(sp,"CALLS") || !strcmp(sp,"NUMTIMESON")) {
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		safe_snprintf(str,maxlen,"%u",useron.logons);
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		return(str);
	}
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	if(!strcmp(sp,"MEMO"))
		return(unixtodstr(&cfg,useron.pwmod,str));
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	if(!strcmp(sp,"SEC") || !strcmp(sp,"SECURITY")) {
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		safe_snprintf(str,maxlen,"%u",useron.level);
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		return(str);
	}
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	if(!strcmp(sp,"SINCE"))
		return(unixtodstr(&cfg,useron.firston,str));
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	if(!strcmp(sp,"TIMEON") || !strcmp(sp,"TIMEUSED")) {
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		now=time(NULL);
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		safe_snprintf(str,maxlen,"%lu",(ulong)(now-logontime)/60L);
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		return(str);
	}
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	if(!strcmp(sp,"TUSED")) {              /* Synchronet only */
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		now=time(NULL);
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		return(sectostr((uint)(now-logontime),str)+1);
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	}
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	if(!strcmp(sp,"TLEFT")) {              /* Synchronet only */
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		gettimeleft();
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		return(sectostr(timeleft,str)+1);
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	}
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	if(!strcmp(sp,"TPERD"))                /* Synchronet only */
		return(sectostr(cfg.level_timeperday[useron.level],str)+1);
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	if(!strcmp(sp,"TPERC"))                /* Synchronet only */
		return(sectostr(cfg.level_timepercall[useron.level],str)+1);
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	if(!strcmp(sp,"TIMELIMIT")) {
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		safe_snprintf(str,maxlen,"%u",cfg.level_timepercall[useron.level]);
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		return(str);
	}
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	if(!strcmp(sp,"MINLEFT") || !strcmp(sp,"LEFT") || !strcmp(sp,"TIMELEFT")) {
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		gettimeleft();
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		safe_snprintf(str,maxlen,"%lu",timeleft/60);
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		return(str);
	}
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	if(!strcmp(sp,"LASTON"))
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		return(timestr(useron.laston));
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	if(!strcmp(sp,"LASTDATEON"))
		return(unixtodstr(&cfg,useron.laston,str));
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	if(!strcmp(sp,"LASTTIMEON")) {
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		memset(&tm,0,sizeof(tm));
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		localtime32(&useron.laston,&tm);
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		if(cfg.sys_misc&SM_MILITARY)
			safe_snprintf(str,maxlen,"%02d:%02d:%02d"
				,tm.tm_hour, tm.tm_min, tm.tm_sec);
		else
			safe_snprintf(str,maxlen,"%02d:%02d %s"
				,tm.tm_hour==0 ? 12
				: tm.tm_hour>12 ? tm.tm_hour-12
				: tm.tm_hour, tm.tm_min, tm.tm_hour>11 ? "pm":"am");
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		return(str);
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	}

585
	if(!strcmp(sp,"MSGLEFT") || !strcmp(sp,"MSGSLEFT")) {
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		safe_snprintf(str,maxlen,"%u",useron.posts);
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		return(str);
	}
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	if(!strcmp(sp,"MSGREAD")) {
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		safe_snprintf(str,maxlen,"%lu",posts_read);
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		return(str);
	}
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	if(!strcmp(sp,"FREESPACE")) {
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		safe_snprintf(str,maxlen,"%lu",getfreediskspace(cfg.temp_dir,0));
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		return(str);
	}

	if(!strcmp(sp,"FREESPACEK")) {
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		safe_snprintf(str,maxlen,"%lu",getfreediskspace(cfg.temp_dir,1024));
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		return(str);
	}
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	if(!strcmp(sp,"UPBYTES")) {
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		safe_snprintf(str,maxlen,"%lu",useron.ulb);
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		return(str);
	}
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	if(!strcmp(sp,"UPK")) {
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		safe_snprintf(str,maxlen,"%lu",useron.ulb/1024L);
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		return(str);
	}
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	if(!strcmp(sp,"UPS") || !strcmp(sp,"UPFILES")) {
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		safe_snprintf(str,maxlen,"%u",useron.uls);
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		return(str);
	}
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	if(!strcmp(sp,"DLBYTES")) {
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		safe_snprintf(str,maxlen,"%lu",useron.dlb);
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		return(str);
	}
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	if(!strcmp(sp,"DOWNK")) {
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		safe_snprintf(str,maxlen,"%lu",useron.dlb/1024L);
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		return(str);
	}
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	if(!strcmp(sp,"DOWNS") || !strcmp(sp,"DLFILES")) {
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		safe_snprintf(str,maxlen,"%u",useron.dls);
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		return(str);
	}
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	if(!strcmp(sp,"LASTNEW"))
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		return(unixtodstr(&cfg,(time32_t)ns_time,str));
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	if(!strcmp(sp,"NEWFILETIME"))
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		return(timestr(ns_time));
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	/* MAXDL */

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	if(!strcmp(sp,"MAXDK") || !strcmp(sp,"DLKLIMIT") || !strcmp(sp,"KBLIMIT")) {
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		safe_snprintf(str,maxlen,"%lu",cfg.level_freecdtperday[useron.level]/1024L);
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		return(str);
	}
647

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	if(!strcmp(sp,"DAYBYTES")) {    /* amt of free cdts used today */
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		safe_snprintf(str,maxlen,"%lu",cfg.level_freecdtperday[useron.level]-useron.freecdt);
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		return(str);
	}
652

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	if(!strcmp(sp,"BYTELIMIT")) {
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		safe_snprintf(str,maxlen,"%ld", (long)cfg.level_freecdtperday[useron.level]);
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		return(str);
	}
657

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	if(!strcmp(sp,"KBLEFT")) {
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		safe_snprintf(str,maxlen,"%lu",(useron.cdt+useron.freecdt)/1024L);
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		return(str);
	}
662

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	if(!strcmp(sp,"BYTESLEFT")) {
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		safe_snprintf(str,maxlen,"%lu",useron.cdt+useron.freecdt);
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		return(str);
	}
667

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	if(!strcmp(sp,"CONF")) {
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		safe_snprintf(str,maxlen,"%s %s"
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			,usrgrps ? cfg.grp[usrgrp[curgrp]]->sname :nulstr
			,usrgrps ? cfg.sub[usrsub[curgrp][cursub[curgrp]]]->sname : nulstr);
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		return(str);
	}
674

675
	if(!strcmp(sp,"CONFNUM")) {
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		safe_snprintf(str,maxlen,"%u %u",curgrp+1,cursub[curgrp]+1);
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		return(str);
	}
679

680
	if(!strcmp(sp,"NUMDIR")) {
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		safe_snprintf(str,maxlen,"%u %u",usrlibs ? curlib+1 : 0,usrlibs ? curdir[curlib]+1 : 0);
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		return(str);
	}
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	if(!strcmp(sp,"EXDATE") || !strcmp(sp,"EXPDATE"))
		return(unixtodstr(&cfg,useron.expire,str));
687

688
	if(!strcmp(sp,"EXPDAYS")) {
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		now=time(NULL);
690
		l=(long)(useron.expire-now);
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		if(l<0)
			l=0;
693
		safe_snprintf(str,maxlen,"%lu",l/(1440L*60L));
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		return(str);
	}
696

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	if(!strcmp(sp,"MEMO1"))
		return(useron.note);
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	if(!strcmp(sp,"MEMO2") || !strcmp(sp,"COMPANY"))
		return(useron.name);
702

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	if(!strcmp(sp,"ZIP"))
		return(useron.zipcode);
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706
	if(!strcmp(sp,"HANGUP")) {
707
		hangup();
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		return(nulstr);
	}
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	/* Synchronet Specific */

713
	if(!strncmp(sp,"SETSTR:",7)) {
714
		strcpy(main_csi.str,sp+7);
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		return(nulstr);
	}
717

718
	if(!strncmp(sp,"EXEC:",5)) {
719
		exec_bin(sp+5,&main_csi);
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		return(nulstr);
	}
722

723
	if(!strncmp(sp,"EXEC_XTRN:",10)) {
724
		for(i=0;i<cfg.total_xtrns;i++)
725
			if(!stricmp(cfg.xtrn[i]->code,sp+10))
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				break;
		if(i<cfg.total_xtrns)
			exec_xtrn(i);
		return(nulstr);
	}

732
	if(!strncmp(sp,"MENU:",5)) {
733
		menu(sp+5);
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		return(nulstr);
	}
736

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	if(!strncmp(sp,"CONDMENU:",9)) {
		menu(sp+9, P_NOERROR);
		return(nulstr);
	}

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	if(!strncmp(sp,"TYPE:",5)) {
		printfile(cmdstr(sp+5,nulstr,nulstr,str),0);
		return(nulstr);
	}
746

747
	if(!strncmp(sp,"INCLUDE:",8)) {
748
		printfile(cmdstr(sp+8,nulstr,nulstr,str),P_NOCRLF|P_SAVEATR);
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		return(nulstr);
	}

752
753
	if(!strcmp(sp,"QUESTION"))
		return(question);
754

755
756
	if(!strcmp(sp,"HANDLE"))
		return(useron.handle);
757

758
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	if(!strcmp(sp,"CID") || !strcmp(sp,"IP"))
		return(cid);
760

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	if(!strcmp(sp,"LOCAL-IP"))
		return(local_addr);
763

764
765
	if(!strcmp(sp,"CRLF"))
		return("\r\n");
766

767
	if(!strcmp(sp,"PUSHXY")) {
768
		ansi_save();
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		return(nulstr);
	}
771

772
	if(!strcmp(sp,"POPXY")) {
773
		ansi_restore();
774
775
		return(nulstr);
	}
776

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786
	if(!strcmp(sp,"HOME")) {
		cursor_home();
		return(nulstr);
	}

	if(!strcmp(sp,"CLRLINE")) {
		clearline();
		return(nulstr);
	}

787
	if(!strcmp(sp,"CLR2EOL") || !strcmp(sp,"CLREOL")) {
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		cleartoeol();
		return(nulstr);
	}

	if(!strcmp(sp,"CLR2EOS")) {
		cleartoeos();
		return(nulstr);
	}

797
	if(!strncmp(sp,"UP:",3)) {
798
		cursor_up(atoi(sp+3));
799
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		return(str);
	}
801

802
	if(!strncmp(sp,"DOWN:",5)) {
803
		cursor_down(atoi(sp+5));
804
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		return(str);
	}
806

807
	if(!strncmp(sp,"LEFT:",5)) {
808
		cursor_left(atoi(sp+5));
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		return(str);
	}