textclient/client_chat.c

   1 // front end for multiuser chat
   2 //
   3 // Copyright (c) 1987-2016 by the citadel.org team
   4 //
   5 // This program is open source software.  Use, duplication, and/or
   6 // disclosure are subject to the GNU General Purpose License version 3.
   7 //
   8 // This program is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 // GNU General Public License for more details.
  12
  13 #include "textclient.h"
  14
  15 #define MIN(a, b) ((a) < (b) ? (a) : (b))
  16
  17 extern char temp[];
  18 char last_paged[SIZ] = "";
  19
  20 void chatmode(CtdlIPC *ipc) {
  21         char wbuf[SIZ];
  22         char buf[SIZ];
  23         char response[SIZ];
  24         char c_user[SIZ];
  25         char c_text[SIZ];
  26         char last_user[SIZ];
  27         int send_complete_line;
  28         char ch;
  29         int a, pos;
  30         int seq = 0;
  31
  32         fd_set rfds;
  33         struct timeval tv;
  34         int retval;
  35
  36         CtdlIPC_chat_send(ipc, "RCHT enter");
  37         CtdlIPC_chat_recv(ipc, buf);
  38         if (buf[0] != '2') {
  39                 scr_printf("%s\n", &buf[4]);
  40                 return;
  41         }
  42         scr_printf("Entering chat mode (type /quit to exit)\n");
  43
  44         strcpy(buf, "");
  45         strcpy(wbuf, "");
  46         strcpy(last_user, "");
  47         color(BRIGHT_YELLOW);
  48         scr_printf("\n");
  49         scr_printf("> ");
  50         send_complete_line = 0;
  51
  52         while (1) {
  53                 scr_flush();
  54                 FD_ZERO(&rfds);
  55                 FD_SET(0, &rfds);
  56                 tv.tv_sec = 1;
  57                 tv.tv_usec = 0;
  58                 retval = select(1, &rfds, NULL, NULL, &tv);
  59
  60                 if (retval < 0) {
  61                         color(BRIGHT_WHITE);
  62                         scr_printf("Server gone Exiting chat mode\n");
  63                         scr_flush();
  64                         return;
  65                 }
  66
  67                 /* If there's data from the keyboard... */
  68                 if (FD_ISSET(0, &rfds)) {
  69                         ch = scr_getc(SCR_BLOCK);
  70                         if ((ch == 10) || (ch == 13)) {
  71                                 send_complete_line = 1;
  72                         } else if ((ch == 8) || (ch == 127)) {
  73                                 if (!IsEmptyStr(wbuf)) {
  74                                         wbuf[strlen(wbuf) - 1] = 0;
  75                                         scr_printf("%c %c", 8, 8);
  76                                 }
  77                         } else {
  78                                 scr_putc(ch);
  79                                 wbuf[strlen(wbuf) + 1] = 0;
  80                                 wbuf[strlen(wbuf)] = ch;
  81                         }
  82                 }
  83
  84                 /* if the user hit return, send the line */
  85                 if (send_complete_line) {
  86
  87                         if (!strcasecmp(wbuf, "/quit")) {
  88                                 CtdlIPC_chat_send(ipc, "RCHT exit");
  89                                 CtdlIPC_chat_recv(ipc, response);       /* don't care about the result */
  90                                 color(BRIGHT_WHITE);
  91                                 scr_printf("\rExiting chat mode\n");
  92                                 scr_flush();
  93                                 return;
  94                         }
  95
  96                         CtdlIPC_chat_send(ipc, "RCHT send");
  97                         CtdlIPC_chat_recv(ipc, response);
  98                         if (response[0] == '4') {
  99                                 CtdlIPC_chat_send(ipc, wbuf);
 100                                 CtdlIPC_chat_send(ipc, "000");
 101                         }
 102                         strcpy(wbuf, "");
 103                         send_complete_line = 0;
 104                 }
 105
 106                 /* if it's time to word wrap, send a partial line */
 107                 if (strlen(wbuf) >= (77 - strlen(fullname))) {
 108                         pos = 0;
 109                         for (a = 0; !IsEmptyStr(&wbuf[a]); ++a) {
 110                                 if (wbuf[a] == 32)
 111                                         pos = a;
 112                         }
 113                         if (pos == 0) {
 114                                 CtdlIPC_chat_send(ipc, "RCHT send");
 115                                 CtdlIPC_chat_recv(ipc, response);
 116                                 if (response[0] == '4') {
 117                                         CtdlIPC_chat_send(ipc, wbuf);
 118                                         CtdlIPC_chat_send(ipc, "000");
 119                                 }
 120                                 strcpy(wbuf, "");
 121                                 send_complete_line = 0;
 122                         } else {
 123                                 wbuf[pos] = 0;
 124                                 CtdlIPC_chat_send(ipc, "RCHT send");
 125                                 CtdlIPC_chat_recv(ipc, response);
 126                                 if (response[0] == '4') {
 127                                         CtdlIPC_chat_send(ipc, wbuf);
 128                                         CtdlIPC_chat_send(ipc, "000");
 129                                 }
 130                                 strcpy(wbuf, &wbuf[pos + 1]);
 131                         }
 132                 }
 133
 134                 /* poll for incoming chat messages */
 135                 snprintf(buf, sizeof buf, "RCHT poll|%d", seq);
 136                 CtdlIPC_chat_send(ipc, buf);
 137                 CtdlIPC_chat_recv(ipc, response);
 138
 139                 if (response[0] == '1') {
 140                         seq = extract_int(&response[4], 0);
 141                         extract_token(c_user, &response[4], 2, '|', sizeof c_user);
 142                         while (CtdlIPC_chat_recv(ipc, c_text), strcmp(c_text, "000")) {
 143                                 scr_printf("\r%79s\r", "");
 144                                 if (!strcmp(c_user, fullname)) {
 145                                         color(BRIGHT_YELLOW);
 146                                 } else if (!strcmp(c_user, ":")) {
 147                                         color(BRIGHT_RED);
 148                                 } else {
 149                                         color(BRIGHT_GREEN);
 150                                 }
 151                                 if (strcmp(c_user, last_user)) {
 152                                         snprintf(buf, sizeof buf, "%s: %s", c_user, c_text);
 153                                 } else {
 154                                         size_t i = MIN(sizeof buf - 1, strlen(c_user) + 2);
 155                                         memset(buf, ' ', i);
 156                                         safestrncpy(&buf[i], c_text, sizeof buf - i);
 157                                 }
 158                                 while (strlen(buf) < 79) {
 159                                         strcat(buf, " ");
 160                                 }
 161                                 if (strcmp(c_user, last_user)) {
 162                                         scr_printf("\r%79s\n", "");
 163                                         strcpy(last_user, c_user);
 164                                 }
 165                                 scr_printf("\r%s\n", buf);
 166                                 scr_flush();
 167                         }
 168                 }
 169                 color(BRIGHT_YELLOW);
 170                 scr_printf("\r> %s", wbuf);
 171                 scr_flush();
 172                 strcpy(buf, "");
 173         }
 174 }
 175
 176
 177 // send an instant message
 178 void page_user(CtdlIPC * ipc) {
 179         char buf[SIZ], touser[SIZ], msg[SIZ];
 180         FILE *pagefp;
 181
 182         strcpy(touser, last_paged);
 183         strprompt("Page who", touser, 30);
 184
 185         snprintf(buf, sizeof buf, "SEXP %s||", touser);
 186         CtdlIPC_chat_send(ipc, buf);
 187         CtdlIPC_chat_recv(ipc, buf);
 188         if (buf[0] != '2') {
 189                 scr_printf("%s\n", &buf[4]);
 190                 return;
 191         }
 192         if (client_make_message(ipc, temp, touser, 0, 0, 0, NULL, 0) != 0) {
 193                 scr_printf("No message sent.\n");
 194                 return;
 195         }
 196         pagefp = fopen(temp, "r");
 197         unlink(temp);
 198         snprintf(buf, sizeof buf, "SEXP %s|-", touser);
 199         CtdlIPC_chat_send(ipc, buf);
 200         CtdlIPC_chat_recv(ipc, buf);
 201         if (buf[0] == '4') {
 202                 strcpy(last_paged, touser);
 203                 while (fgets(buf, sizeof buf, pagefp) != NULL) {
 204                         buf[strlen(buf) - 1] = 0;
 205                         CtdlIPC_chat_send(ipc, buf);
 206                 }
 207                 fclose(pagefp);
 208                 CtdlIPC_chat_send(ipc, "000");
 209                 scr_printf("Message sent.\n");
 210         }
 211         else {
 212                 scr_printf("%s\n", &buf[4]);
 213         }
 214 }
 215
 216
 217 void quiet_mode(CtdlIPC * ipc)
 218 {
 219         static int quiet = 0;
 220         char cret[SIZ];
 221         int r;
 222
 223         r = CtdlIPCEnableInstantMessageReceipt(ipc, !quiet, cret);
 224         if (r / 100 == 2) {
 225                 quiet = !quiet;
 226                 scr_printf("Quiet mode %sabled (%sother users may page you)\n", (quiet) ? "en" : "dis", (quiet) ? "no " : "");
 227         } else {
 228                 scr_printf("Unable to change quiet mode: %s\n", cret);
 229         }
 230 }
 231
 232
 233 void stealth_mode(CtdlIPC * ipc)
 234 {
 235         static int stealth = 0;
 236         char cret[SIZ];
 237         int r;
 238
 239         r = CtdlIPCStealthMode(ipc, !stealth, cret);
 240         if (r / 100 == 2) {
 241                 stealth = !stealth;
 242                 scr_printf("Stealth mode %sabled (you are %s)\n",
 243                            (stealth) ? "en" : "dis", (stealth) ? "invisible" : "listed as online");
 244         } else {
 245                 scr_printf("Unable to change stealth mode: %s\n", cret);
 246         }
 247 }