Newer
Older
/* getkey.cpp */
/* Synchronet single-key console functions */
/* $Id$ */
/****************************************************************************
* @format.tab-size 4 (Plain Text/Source Code File Header) *
* @format.use-tabs true (see http://www.synchro.net/ptsc_hdr.html) *
* *
* Copyright 2003 Rob Swindell - http://www.synchro.net/copyright.html *
* *
* 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"
/****************************************************************************/
/* Waits for remote or local user to hit a key. Inactivity timer is checked */
/* and hangs up if inactive for 4 minutes. Returns key hit, or uppercase of */
/* key hit if mode&K_UPPER or key out of KEY BUFFER. Does not print key. */
/* Called from functions all over the place. */
/****************************************************************************/
char sbbs_t::getkey(long mode)
{
char ch,coldkey,c=0,spin=sbbs_random(5);
time_t last_telnet_cmd=0;
if(!online || !input_thread_running) {
YIELD(); // just in case someone is looping on getkey() when they shouldn't
}
sys_status&=~SS_ABORT;
if((sys_status&SS_USERON || action==NODE_DFLT) && !(mode&K_GETSTR))
mode|=(useron.misc&SPIN);
lncntr=0;
timeout=time(NULL);
if(mode&K_SPIN)
outchar(' ');
do {
checkline(); /* check to make sure remote user is still online */
if(sys_status&SS_ABORT) {
if(mode&K_SPIN) /* back space once if on spinning cursor */
bputs("\b \b");
#if 0 // moved to inkey() on AUG-29-2001
sbbs_beep(sbbs_random(800),100);
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
if(mode&K_SPIN)
switch(spin) {
case 0:
switch(c++) {
case 0:
outchar(BS);
outchar('');
break;
case 10:
outchar(BS);
outchar('/');
break;
case 20:
outchar(BS);
outchar('');
break;
case 30:
outchar(BS);
outchar('\\');
break;
case 40:
c=0;
break;
default:
if(!(cfg.node_misc&NM_WINOS2))
mswait(DELAY_SPIN);
break; }
break;
case 1:
switch(c++) {
case 0:
outchar(BS);
outchar('');
break;
case 10:
outchar(BS);
outchar('');
break;
case 20:
outchar(BS);
outchar('');
break;
case 30:
outchar(BS);
outchar('');
break;
case 40:
outchar(BS);
outchar('');
break;
case 50:
outchar(BS);
outchar('');
break;
case 60:
c=0;
break;
default:
if(!(cfg.node_misc&NM_WINOS2))
mswait(DELAY_SPIN);
break; }
break;
case 2:
switch(c++) {
case 0:
outchar(BS);
outchar('-');
break;
case 10:
outchar(BS);
outchar('=');
break;
case 20:
outchar(BS);
outchar('');
break;
case 30:
outchar(BS);
outchar('=');
break;
case 40:
c=0;
break;
default:
if(!(cfg.node_misc&NM_WINOS2))
mswait(DELAY_SPIN);
break; }
break;
case 3:
switch(c++) {
case 0:
outchar(BS);
outchar('');
break;
case 10:
outchar(BS);
outchar('');
break;
case 20:
outchar(BS);
outchar('');
break;
case 30:
outchar(BS);
outchar('');
break;
case 40:
c=0;
break;
default:
if(!(cfg.node_misc&NM_WINOS2))
mswait(DELAY_SPIN);
break; }
break;
case 4:
switch(c++) {
case 0:
outchar(BS);
outchar('');
break;
case 10:
outchar(BS);
outchar('');
break;
case 20:
outchar(BS);
outchar('');
break;
case 30:
outchar(BS);
outchar('');
break;
case 40:
c=0;
break;
default:
if(!(cfg.node_misc&NM_WINOS2))
mswait(DELAY_SPIN);
break;
}
break;
}
ch=inkey(mode);
if(sys_status&SS_ABORT)
return(0);
now=time(NULL);
if(ch) {
if(mode&K_NUMBER && isprint(ch) && !isdigit(ch))
continue;
if(mode&K_ALPHA && isprint(ch) && !isalpha(ch))
continue;
if(mode&K_NOEXASC && ch&0x80)
continue;
if(mode&K_SPIN)
bputs("\b \b");
if(mode&K_COLD && ch>SP && useron.misc&COLDKEYS) {
if(mode&K_UPPER)
outchar(toupper(ch));
else
outchar(ch);
while((coldkey=inkey(mode))==0 && online && !(sys_status&SS_ABORT))
YIELD();
if(coldkey==BS || coldkey==DEL)
if(mode&K_UPPER)
return(toupper(ch));
if(sys_status&SS_USERON && !(sys_status&SS_LCHAT)) gettimeleft();
else if(online &&
((cfg.node_dollars_per_call && now-answertime>SEC_BILLING)
|| (now-answertime>SEC_LOGON && !(sys_status&SS_LCHAT)))) {
console&=~(CON_R_ECHOX|CON_L_ECHOX);
console|=(CON_R_ECHO|CON_L_ECHO);
bputs(text[TakenTooLongToLogon]);
if(sys_status&SS_USERON && online && (timeleft/60)<(5-timeleft_warn)
&& !SYSOP && !(sys_status&SS_LCHAT)) {
timeleft_warn=5-(timeleft/60);
SAVELINE;
attr(LIGHTGRAY);
bprintf(text[OnlyXminutesLeft]
,((ushort)timeleft/60)+1,(timeleft/60) ? "s" : nulstr);
if(!(startup->options&BBS_OPT_NO_TELNET_GA)
&& now!=last_telnet_cmd && now-timeout>=60 && !((now-timeout)%60)) {
// Let's make sure the socket is up
// Sending will trigger a socket d/c detection
send_telnet_cmd(TELNET_GA,0);
last_telnet_cmd=now;
}
if(online==ON_REMOTE && !(console&CON_NO_INACT)
&& now-timeout>=cfg.sec_warn) { /* warning */

rswindell
committed
if(sys_status&SS_USERON && cfg.sec_warn!=cfg.sec_hangup) {

rswindell
committed
bputs(text[AreYouThere]);
}
else
bputs("\7\7");
while(!inkey(0) && online && now-timeout>=cfg.sec_warn) {
now=time(NULL);
if(now-timeout>=cfg.sec_hangup) {
if(online==ON_REMOTE) {
console|=CON_R_ECHO;

rswindell
committed
console&=~CON_R_ECHOX;
}
bputs(text[CallBackWhenYoureThere]);
logline(nulstr,"Inactive");
hangup();

rswindell
committed
return(0);
}
mswait(100);
}
if(sys_status&SS_USERON && cfg.sec_warn!=cfg.sec_hangup) {

rswindell
committed
RESTORELINE;
}
timeout=now;
}
} while(online);
return(0);
}
/****************************************************************************/
/* Outputs a string highlighting characters preceeded by a tilde */
/****************************************************************************/
void sbbs_t::mnemonics(char *str)
{
char *ctrl_a_codes;
long l;
if(!strchr(str,'~')) {
mnestr=str;
bputs(str);
ctrl_a_codes=strchr(str,1);
if(!ctrl_a_codes) {
if(str[0]=='@' && str[strlen(str)-1]=='@' && !strchr(str,SP)) {
mnestr=str;
bputs(str);
return;
}
attr(cfg.color[clr_mnelow]);
}
if(str[l]=='~' && str[l+1]!=0) {
if(!(useron.misc&ANSI))
outchar('(');
l++;
if(!ctrl_a_codes)
attr(cfg.color[clr_mnehigh]);
outchar(str[l]);
l++;
if(!(useron.misc&ANSI))
outchar(')');
if(!ctrl_a_codes)
attr(cfg.color[clr_mnelow]);
}
if(str[l]==CTRL_A /* ctrl-a */
&& str[l+1]!=0) { /* valid */
ctrl_a(str[++l]); /* skip the ctrl-a */
l++; /* skip the attribute code */
} else
outchar(str[l++]);
}
}
if(!ctrl_a_codes)
attr(cfg.color[clr_mnecmd]);
}
/****************************************************************************/
/* Prompts user for Y or N (yes or no) and CR is interpreted as a Y */
/* Returns 1 for Y or 0 for N */
/* Called from quite a few places */
/****************************************************************************/
bool sbbs_t::yesno(char *str)
{
char ch;
strcpy(question,str);
SYNC;
if(useron.misc&WIP) {
strip_ctrl(question);
else
bprintf(text[YesNoQuestion],str);
while(online) {
if(sys_status&SS_ABORT)
ch=text[YN][1];
else
ch=getkey(K_UPPER|K_COLD);
if(ch==text[YN][0] || ch==CR) {
if(bputs(text[Yes]))
CRLF;
lncntr=0;
if(ch==text[YN][1]) {
if(bputs(text[No]))
CRLF;
lncntr=0;
return(false);
}
}
return(true);
}
/****************************************************************************/
/* Prompts user for N or Y (no or yes) and CR is interpreted as a N */
/* Returns 1 for N or 0 for Y */
/* Called from quite a few places */
/****************************************************************************/
bool sbbs_t::noyes(char *str)
{
char ch;
strcpy(question,str);
SYNC;
if(useron.misc&WIP) {
strip_ctrl(question);
else
bprintf(text[NoYesQuestion],str);
while(online) {
if(sys_status&SS_ABORT)
ch=text[YN][1];
else
ch=getkey(K_UPPER|K_COLD);
if(ch==text[YN][1] || ch==CR) {
if(bputs(text[No]))
CRLF;
lncntr=0;
if(ch==text[YN][0]) {
if(bputs(text[Yes]))
CRLF;
lncntr=0;
return(false);
}
}
return(true);
}
/****************************************************************************/
/* Waits for remote or local user to hit a key that is contained inside str.*/
/* 'str' should contain uppercase characters only. When a valid key is hit, */
/* it is echoed (upper case) and is the return value. */
/* Called from quite a few functions */
/****************************************************************************/

rswindell
committed
long sbbs_t::getkeys(char *keys, ulong max)
uchar ch,n=0,c=0;

rswindell
committed
ulong i=0;
SAFECOPY(str,keys);
strupr(str);
while(online) {
ch=getkey(K_UPPER);
if(max && ch>0x7f) /* extended ascii chars are digits to isdigit() */
continue;
if(sys_status&SS_ABORT) { /* return -1 if Ctrl-C hit */
attr(LIGHTGRAY);
CRLF;
lncntr=0;
if(ch && !n && (strchr(str,ch))) { /* return character if in string */
outchar(ch);
if(useron.misc&COLDKEYS && ch>SP) {
while(online && !(sys_status&SS_ABORT)) {
c=getkey(0);
if(c==CR || c==BS || c==DEL)
break;
}
if(sys_status&SS_ABORT) {
CRLF;
return(-1);
}
if(c==BS || c==DEL) {
attr(LIGHTGRAY);
CRLF;
lncntr=0;
if(ch==CR && max) { /* return 0 if no number */
attr(LIGHTGRAY);
CRLF;
lncntr=0;
if(n)
return(i|0x80000000L); /* return number plus high bit */
return(0);
}
if((ch==BS || ch==DEL) && n) {
else if(max && isdigit(ch) && (i*10)+(ch&0xf)<=max && (ch!='0' || n)) {
i*=10;
n++;
i+=ch&0xf;
outchar(ch);
if(i*10>max && !(useron.misc&COLDKEYS)) {
attr(LIGHTGRAY);
CRLF;
lncntr=0;
return(i|0x80000000L);
}
}
}
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
return(-1);
}
/****************************************************************************/
/* Prints PAUSE message and waits for a key stoke */
/****************************************************************************/
void sbbs_t::pause()
{
char ch;
uchar tempattrs=curatr; /* was lclatr(-1) */
int i,j;
long l=K_UPPER;
RIOSYNC(0);
if(sys_status&SS_ABORT)
return;
lncntr=0;
if(online==ON_REMOTE)
rioctl(IOFI);
bputs(text[Pause]);
j=bstrlen(text[Pause]);
if(sys_status&SS_USERON && !(useron.misc&NO_EXASCII) && !(useron.misc&WIP)
&& !(cfg.node_misc&NM_NOPAUSESPIN))
l|=K_SPIN;
ch=getkey(l);
if(ch==text[YN][1] || ch=='Q')
sys_status|=SS_ABORT;
else if(ch==LF) // down arrow == display one more line
lncntr=rows-2;
if(text[Pause][0]!='@')
for(i=0;i<j;i++)
bputs("\b \b");
getnodedat(cfg.node_num,&thisnode,0);
nodesync();
attr(tempattrs);
}
/****************************************************************************/
/* Puts a character into the input buffer */
/****************************************************************************/
void sbbs_t::ungetkey(char ch)
{
keybuf[keybuftop++]=ch;
if(keybuftop==KEY_BUFSIZE)
keybuftop=0;
}