/***************************************************************************** * * $Id$ * Purpose ...............: Sysop to user chat utility * ***************************************************************************** * Copyright (C) 1997-2007 * * Michiel Broek FIDO: 2:280/2802 * Beekmansbos 10 * 1971 BV IJmuiden * the Netherlands * * This file is part of MBSE BBS. * * This BBS 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, or (at your option) any * later version. * * MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *****************************************************************************/ #include "../config.h" #include "../lib/mbselib.h" #include "../lib/mbse.h" #include "../lib/users.h" #include "chat.h" #include "funcs.h" #include "input.h" #include "language.h" #include "misc.h" #include "whoson.h" #include "term.h" #include "ttyio.h" #include "timeout.h" #define RBUFLEN 81 int chat_with_sysop = FALSE; /* Global sysop chat flag */ int chatting = FALSE; /* Global chatting flag */ char rbuf[50][RBUFLEN]; /* Chat receive buffer */ /* FIXME: must be a dynamic buffer */ int rpointer = 0; /* Chat receive pointer */ int rsize = 5; /* Chat receive size */ extern pid_t mypid; extern int cols; extern int rows; void Showline(int, int, char *); void DispMsg(char *); void clrtoeol(void); unsigned char testkey(int, int); unsigned char testkey(int y, int x) { int rc; unsigned char ch = 0; Nopper(); locate(y, x); rc = Waitchar(&ch, 50); if (rc == 1) { if (ch == KEY_ESCAPE) rc = Escapechar(&ch); } if (rc == 1) return ch; else return '\0'; } /* * Colorize the chat window */ void Showline(int y, int x, char *msg) { int i, done = FALSE; if (strlen(msg)) { if (msg[0] == '<') { locate(y, x); colour(LIGHTCYAN, BLACK); PUTCHAR('<'); colour(LIGHTBLUE, BLACK); for (i = 1; i < strlen(msg); i++) { if ((msg[i] == '>') && (! done)) { colour(LIGHTCYAN, BLACK); PUTCHAR(msg[i]); colour(CYAN, BLACK); done = TRUE; } else { PUTCHAR(msg[i]); } } } else if (msg[0] == '*') { if (msg[1] == '*') { if (msg[2] == '*') mbse_colour(YELLOW, BLACK); else colour(LIGHTRED, BLACK); } else { colour(LIGHTMAGENTA, BLACK); } mvprintw(y, x, msg); } else { colour(GREEN, BLACK); mvprintw(y, x, msg); } } } /* * Display received chat message in the chat window. */ void DispMsg(char *msg) { int i; /* * Beep on minor system messages */ if ((msg[0] == '*') && (msg[1] != '*')) putchar('\007'); strncpy(rbuf[rpointer], msg, RBUFLEN); Showline(2 + rpointer, 1, rbuf[rpointer]); if (rpointer == rsize) { /* * Scroll buffer */ for (i = 0; i <= rsize; i++) { locate(i + 2, 1); clrtoeol(); snprintf(rbuf[i], RBUFLEN, "%s", rbuf[i+1]); Showline(i + 2, 1, rbuf[i]); } } else { rpointer++; } } /* * Clear to End Of Line */ void clrtoeol(void) { PUTSTR((char *)ANSI_CLREOL); } /* * Chat, if the parameters are not NULL, a connection with the named * channel is made with the give username which will be forced to the * used nick name. This mode is used for forced sysop chat. * If the parameters are NULL, then it's up to the user what happens. */ void Chat(char *username, char *channel) { int width, curpos = 0, stop = FALSE, data, rc; unsigned char ch; char sbuf[81], resp[128], *name, *mname; static char buf[200]; WhosDoingWhat(SYSOPCHAT, NULL); clear(); rsize = rows - 5; rpointer = 0; if (SYSOP == TRUE) { /* * Forbid the sysop to chat, the sysop MUST use mbmon. */ Syslog('+', "The Sysop attempted to chat"); pout(LIGHTRED, BLACK, (char *) Language(29)); Enter(1); Pause(); return; } if (username && channel) { colour(LIGHTGREEN, BLACK); PUTCHAR('\007'); /* *** Sysop is starting chat *** */ pout(LIGHTGREEN, BLACK, (char *) Language(59)); Enter(1); sleep(1); PUTCHAR('\007'); sleep(1); PUTCHAR('\007'); Syslog('+', "Sysop chat started"); chat_with_sysop = TRUE; } else { Syslog('+', "User started chatting"); } /* * Setup the screen, this is only possible in ANSI mode. */ clear(); locate(1, 1); colour(WHITE, BLUE); snprintf(buf, 200, "%-*s", cols, " MBSE BBS Chat Server"); mvprintw(1, 1, buf); mname = xstrcpy(clencode(exitinfo.sUserName)); name = xstrcpy(clencode(exitinfo.Name)); width = cols - (strlen(name) + 3); snprintf(buf, 200, "CCON,4,%d,%s,%s,0;", mypid, mname, name); free(mname); free(name); if (socket_send(buf) == 0) { strncpy(buf, socket_receive(), sizeof(buf)-1); if (strncmp(buf, "200:1,", 6) == 0) { Syslog('!', "Chatsever is not available"); colour(LIGHTRED, BLACK); mvprintw(4, 1, (char *) Language(30)); Enter(2); Pause(); chat_with_sysop = FALSE; return; } } locate(rows - 2, 1); colour(WHITE, BLUE); snprintf(buf, 200, "%-*s", cols, " Chat, type \"/EXIT\" to exit or \"/HELP\" for help"); mvprintw(rows - 2, 1, buf); colour(WHITE, BLACK); mvprintw(rows - 1, 1, ">"); mvprintw(rows - 1, width + 2, "<"); memset(&sbuf, 0, sizeof(sbuf)); memset(&rbuf, 0, sizeof(rbuf)); colour(LIGHTGRAY, BLACK); /* * If username and channelname are given, send the /nick and /join * commands to the chatserver. */ if (username && channel) { snprintf(buf, 200, "CPUT:2,%d,/nick %s;", mypid, clencode(username)); if (socket_send(buf) == 0) strcpy(buf, socket_receive()); snprintf(buf, 200, "CPUT:2,%d,/join %s;", mypid, clencode(channel)); if (socket_send(buf) == 0) strcpy(buf, socket_receive()); } chatting = TRUE; while (stop == FALSE) { /* * Check for new message, loop fast until no more data available. */ data = TRUE; while (data) { snprintf(buf, 200, "CGET:1,%d;", mypid); if (socket_send(buf) == 0) { strncpy(buf, socket_receive(), sizeof(buf)-1); if (strncmp(buf, "100:2,", 6) == 0) { strncpy(resp, strtok(buf, ":"), 10); /* Should be 100 */ strncpy(resp, strtok(NULL, ","), 5); /* Should be 2 */ strncpy(resp, strtok(NULL, ","), 5); /* 1= fatal, chat ended */ rc = atoi(resp); memset(&resp, 0, sizeof(resp)); strncpy(resp, cldecode(strtok(NULL, ";")), 80); /* The message */ DispMsg(resp); if (rc == 1) { Syslog('+', "Chat server error: %s", resp); stop = TRUE; data = FALSE; } } else { data = FALSE; } } } if (stop) break; /* * Check for a pressed key, if so then process it. * Allow hi-ascii for multi-language. */ ch = testkey(rows -1, curpos + 2); if ((ch == KEY_BACKSPACE) || (ch == KEY_RUBOUT) || (ch == KEY_DEL)) { alarm_on(); if (curpos) { curpos--; sbuf[curpos] = '\0'; BackErase(); } else { PUTCHAR(7); } /* if KEY_DEL isprint, do no output again */ } else if (isprint(ch) || traduce((char *)&ch)) { alarm_on(); if (curpos < width) { PUTCHAR(ch); sbuf[curpos] = ch; curpos++; } else { PUTCHAR(7); } } else if ((ch == '\r') && curpos) { alarm_on(); snprintf(buf, 200, "CPUT:2,%d,%s;", mypid, clencode(sbuf)); if (socket_send(buf) == 0) { strcpy(buf, socket_receive()); if (strncmp(buf, "100:2,", 6) == 0) { strncpy(resp, strtok(buf, ":"), 10); /* Should be 100 */ strncpy(resp, strtok(NULL, ","), 5); /* Should be 2 */ strncpy(resp, strtok(NULL, ","), 5); /* 1= fatal, chat ended */ rc = atoi(resp); strncpy(resp, cldecode(strtok(NULL, ";")), 80); /* The message */ DispMsg(resp); if (rc == 1) { Syslog('+', "Chat server error: %s", resp); stop = TRUE; } } } curpos = 0; memset(&sbuf, 0, sizeof(sbuf)); locate(rows - 1, 2); clrtoeol(); colour(WHITE, BLACK); mvprintw(rows - 1, 1, ">"); mvprintw(rows - 1, width + 2, "<"); colour(LIGHTGRAY, BLACK); } } chatting = FALSE; /* * Before sending the close command, purge all outstanding messages. */ data = TRUE; while (data) { snprintf(buf, 200, "CGET:1,%d;", mypid); if (socket_send(buf) == 0) { strncpy(buf, socket_receive(), sizeof(buf)-1); if (strncmp(buf, "100:2,", 6) == 0) { strncpy(resp, strtok(buf, ":"), 10); /* Should be 100 */ strncpy(resp, strtok(NULL, ","), 5); /* Should be 2 */ strncpy(resp, strtok(NULL, ","), 5); /* 1= fatal error */ rc = atoi(resp); memset(&resp, 0, sizeof(resp)); strncpy(resp, cldecode(strtok(NULL, ";")), 80); /* The message */ DispMsg(resp); if (rc == 1) { Syslog('+', "Chat server error: %s", resp); data = FALSE; /* Even if there is more, prevent a loop */ } } else { data = FALSE; } } } if (username && channel) { /* * Disjoin sysop channel */ /* *** Sysop has terminated chat *** */ snprintf(buf, 200, "%s", (char *) Language(60)); DispMsg(buf); Syslog('+', "Sysop chat ended"); chat_with_sysop = FALSE; } else { Syslog('+', "User chat ended"); } /* * Close server connection */ snprintf(buf, 200, "CCLO,1,%d;", mypid); if (socket_send(buf) == 0) { strcpy(buf, socket_receive()); } sleep(2); clear(); }