chat_process_incoming( int fd, char *chatid )
{
static char buf[CHATLINE_MAX*2+1];
static int bufstart = 0;
int c, len;
char *bptr;
len = sizeof(buf) - bufstart - 1;
if ((c = recv(fd, buf+bufstart, len, 0)) <= 0) return -1;
c += bufstart;
bptr = buf;
while (c > 0) {
len = strlen(bptr)+1;
if (len > c && len < (sizeof buf / 2)) break;
if (!strncmp(bptr, CHAT_CTRL_CHATID, 3)) {
memset(chatid, 0, CHATID_MAX+1);
strncpy(chatid, bptr+4, CHATID_MAX);
print_chatid(chatid);
}
else printchatline(bptr);
c -= len;
bptr += len;
}
if (c > 0) {
char temp[CHATLINE_MAX*2+1];
strcpy(temp, bptr);
strcpy(buf, temp);
bufstart = len-1;
}
else bufstart = 0;
return 0;
}
chat_resetscreen(char *chatid)
{
int i;
char buf[80];
clear();
g_currline = 0;
g_echatwin = t_lines - 2;
move(g_echatwin, 0);
for (i=0; i<t_columns; i++) prints("-");
sprintf(buf, "%s Chat System -- type /h for Help", serverinfo.boardname);
printchatline(buf);
print_chatid(chatid);
return 0;
}
static int ent_chat(int chatnum)
{ /* 进入聊天室 */
chatcontext *pthis;
char inbuf[128];
int ch, cmdpos;
int currchar;
int modified; /* the line is modified? -- wwj */
int newmail;
int page_pending = false;
int chatting = true;
#ifdef NEW_HELP
int oldhelpmode=helpmode;
#endif
if (!strcmp(getCurrentUser()->userid, "guest"))
return -1;
pthis = (chatcontext *) malloc(sizeof(chatcontext));
bzero(pthis, sizeof(chatcontext));
if (!pthis)
return -1;
modify_user_mode(CHAT1);
ch = ent_chat_conn(pthis, chatnum);
if (ch != 1) {
free(pthis);
return ch;
}
#ifdef NEW_HELP
helpmode=HELP_CHAT;
#endif
add_io(pthis->cfd, 0);
modified = newmail = cmdpos = currchar = 0;
/* update uinfo */
uinfo.in_chat = true;
strcpy(uinfo.chatid, pthis->chatid);
UPDATE_UTMP(in_chat, uinfo);
UPDATE_UTMP_STR(chatid, uinfo);
/* initiate screen */
clear();
pthis->chatline = 2;
move(s_lines, 0);
outs(msg_seperator);
move(1, 0);
outs(msg_seperator);
print_chatid(pthis);
memset(inbuf, 0, 80);
/* chat begin */
while (chatting) {
if (chat_checkparse(pthis) == 0)
break;
move(b_lines, currchar + 10);
pthis->outputcount = 0;
ch = igetkey();
if (ch==KEY_TALK) {
int talkpage = servicepage(0, pthis->buf);
if (talkpage != page_pending) {
bell();
oflush();
printchatline(pthis, pthis->buf);
page_pending = talkpage;
}
}
if (chat_checkparse(pthis) == 0)
break;
if (ch == I_OTHERDATA)
continue;
switch (ch) {
case KEY_UP:
case KEY_DOWN:
if (cmdpos == pthis->cmdpos) {
strcpy(pthis->lastcmd[cmdpos], inbuf);
modified = 0;
}
if (ch == KEY_UP) {
if (cmdpos != (pthis->cmdpos + 1) % MAXLASTCMD) {
int i = (cmdpos + MAXLASTCMD - 1) % MAXLASTCMD;
if (pthis->lastcmd[i][0])
cmdpos = i;
}
}
if (ch == KEY_DOWN) {
if (cmdpos != pthis->cmdpos)
cmdpos = (cmdpos + 1) % MAXLASTCMD;
}
strcpy(inbuf, pthis->lastcmd[cmdpos]);
if (cmdpos == pthis->cmdpos) {
modified = 1;
}
move(b_lines, 10);
clrtoeol();
ch = inbuf[69];
inbuf[69] = 0;
outs(inbuf);
inbuf[69] = ch;
currchar = strlen(inbuf);
continue;
#ifdef CHINESE_CHARACTER
case Ctrl('R'):
SET_CHANGEDEFINE(getCurrentUser(), DEF_CHCHAR);
continue;
#endif
case KEY_LEFT:
if (currchar)
--currchar;
#ifdef CHINESE_CHARACTER
if (DEFINE(getCurrentUser(), DEF_CHCHAR)) {
int i,j=0;
for (i=0;i<currchar;i++)
if (j) j=0;
else if (inbuf[i]<0) j=1;
if (j) {
currchar--;
}
}
#endif
continue;
case KEY_RIGHT:
if (inbuf[currchar])
++currchar;
#ifdef CHINESE_CHARACTER
if (DEFINE(getCurrentUser(), DEF_CHCHAR)) {
int i,j=0;
for (i=0;i<currchar;i++)
if (j) j=0;
else if (inbuf[i]<0) j=1;
if (j) {
if (inbuf[currchar])
++currchar;
}
}
#endif
continue;
case KEY_ESC:
case Ctrl('X'):
inbuf[0] = 0;
currchar = 0;
move(b_lines, currchar + 10);
clrtoeol();
modified = 1;
continue;
case Ctrl('A'):
currchar = 0;
continue;
case Ctrl('E'):
currchar = strlen(inbuf);
continue;
}
if (!newmail && chkmail(0)) { /* check mail */
newmail = 1;
printchatline(pthis, "\033[32m*** \033[31m当！你有新信来啦...\033[m");
}
if (isprint2(ch)) {
if (currchar < 126) { /* 未满一行,print it */
modified = 1;
if (inbuf[currchar]) { /* insert */
int i;
for (i = currchar; inbuf[i] && i < 127; i++);
inbuf[i + 1] = '\0';
for (; i > currchar; i--)
inbuf[i] = inbuf[i - 1];
} else { /* append */
inbuf[currchar + 1] = '\0';
}
inbuf[currchar] = ch;
ch = inbuf[69]; /* save the end of line */
inbuf[69] = 0;
move(b_lines, currchar + 10);
outs(&inbuf[currchar++]);
inbuf[69] = ch;
}
continue;
}
if (ch == '\n' || ch == '\r') {
if (currchar) {
if (modified) {
/* add to command history */
ch = sizeof(pthis->lastcmd[pthis->cmdpos]) - 1;
strncpy(pthis->lastcmd[pthis->cmdpos], inbuf, ch);
pthis->lastcmd[pthis->cmdpos][ch] = 0;
pthis->cmdpos = (pthis->cmdpos + 1) % MAXLASTCMD;
cmdpos = pthis->cmdpos;
} else { /* use history, so can +1 */
cmdpos = (cmdpos + 1) % MAXLASTCMD;
}
if (inbuf[0] == '/' && Isspace(inbuf[1])) { /* discard / b */
printchatline(pthis,
"\x1b[37m*** \x1b[32m请输入正确的指令，使用/h寻求帮助\x1b[37m ***\x1b[m");
} else {
chatting = chat_cmd(pthis, inbuf); /*local命令处理 */
if (chatting == 0)
chatting = chat_send(pthis, inbuf);
if (inbuf[0] == '/') {
ch = 1;
while (inbuf[ch] != '\0' && inbuf[ch] != ' ')
ch++;
if (ch > 1) {
if (!strncasecmp(inbuf, "/bye", ch))
break;
if (!strncasecmp(inbuf, "/exit", ch))
break; /*added by alex, 96.9.5 */
}
}
}
modified = 0;
inbuf[0] = '\0';
currchar = 0;
move(b_lines, 10);
clrtoeol();
}
continue;
}
if (ch == Ctrl('H') || ch == '\177') { /*Backspace */
if (currchar) {
currchar--;
inbuf[127] = '\0';
memcpy(&inbuf[currchar], &inbuf[currchar + 1],
127 - currchar);
move(b_lines, currchar + 10);
clrtoeol();
ch = inbuf[69]; /* save the end of line */
inbuf[69] = 0;
outs(&inbuf[currchar]);
inbuf[69] = ch;
}
#ifdef CHINESE_CHARACTER
if (DEFINE(getCurrentUser(), DEF_CHCHAR)) {
int i,j=0;
for (i=0;i<currchar;i++)
if (j) j=0;
else if (inbuf[i]<0) j=1;
if (j) {
currchar--;
inbuf[127] = '\0';
memcpy(&inbuf[currchar], &inbuf[currchar + 1],
127 - currchar);
move(b_lines, currchar + 10);
clrtoeol();
ch = inbuf[69]; /* save the end of line */
inbuf[69] = 0;
outs(&inbuf[currchar]);
inbuf[69] = ch;
}
}
#endif
continue;
}
if (ch == Ctrl('Z')) {
r_lastmsg(); /* Leeward 98.07.30 support msgX */
inbuf[0] = '\0';
currchar = 0;
move(b_lines, 10);
clrtoeol();
continue;
}
if (ch == Ctrl('C') /*|| ch == Ctrl('D') */) { /* ^C 退出 */
chat_send(pthis, "/b");
if (pthis->rec)
set_rec(pthis,NULL);
break;
}
}
/* chat end */
if (pthis->rec)set_rec(pthis,NULL);
close(pthis->cfd);
add_io(0, 0);
uinfo.in_chat = false;
uinfo.chatid[0] = '\0';
UPDATE_UTMP(in_chat, uinfo);
UPDATE_UTMP(chatid[0], uinfo);
clear();
free(pthis);
#ifdef NEW_HELP
helpmode=oldhelpmode;
#endif
return 0;
}
int chat_parse(chatcontext * pthis)
{
int len;
char *bptr;
if (!pthis->bufptr || pthis->buf[pthis->bufptr - 1] != 0) {
if (chat_recv(pthis, NULL, 0) < 0)
return -1;
}
len = 0;
bptr = pthis->buf;
while (bptr < pthis->buf + pthis->bufptr) {
for (len = 0; bptr + len < pthis->buf + pthis->bufptr; len++) {
if (!bptr[len]) {
len = -len;
break;
}
}
if (len > 0)
break;
len = -len + 1; /* skip 0 */
if (*bptr == '/') { /* 处理server传来的命令 */
switch (bptr[1]) {
case 'p':
/* add by KCN for list long emote */
/* chat_waitkey(pthis); removed by wwj */
break;
case 'c':
chat_clear(pthis);
break;
case 'n':
strncpy(pthis->chatid, bptr + 2, 8);
pthis->chatid[8] = 0;
print_chatid(pthis);
clrtoeol();
uinfo.in_chat = true;
strcpy(uinfo.chatid, pthis->chatid);
UPDATE_UTMP_STR(chatid, uinfo);
break;
case 'r':
strncpy(pthis->chatroom, bptr + 2, IDLEN - 1);
break;
case 'z':
strncpy(pthis->chatroom, bptr + 2, IDLEN - 1);
/* fall throw */
case 't':
move(0, 0);
clrtoeol();
if (bptr[1] == 't')
strcpy(pthis->topic, bptr + 2);
prints
("\033[44m\033[33m 房间： \033[36m%-10s \033[33m话题：\033[36m%-51s\033[31m%2s\033[m",
pthis->chatroom, pthis->topic,
(pthis->rec) ? "录" : " ");
break;
}
} else {
printchatline(pthis, bptr);
}
bptr += len;
len = 0;
}
if (len > 0) {
memcpy(pthis->buf, bptr, pthis->bufptr - (bptr - pthis->buf));
pthis->bufptr -= bptr - pthis->buf;
} else {
pthis->bufptr = 0;
}
return 0;
}
