/* $Id$ */
#include "bbs.h"
#include "xchatd.h"
#define SERVER_USAGE
#define WATCH_DOG
#undef MONITOR /* 監督 chatroom 活動以解決糾紛 */
#undef DEBUG /* 程式除錯之用 */
#ifdef DEBUG
#define MONITOR
#endif
static int gline;
#ifdef WATCH_DOG
#define MYDOG gline = __LINE__
#else
#define MYDOG /* NOOP */
#endif
#define CHAT_PIDFILE "log/chat.pid"
#define CHAT_LOGFILE "log/chat.log"
#define CHAT_INTERVAL (60 * 30)
#define SOCK_QLEN 1
/* name of the main room (always exists) */
#define MAIN_NAME "main"
#define MAIN_TOPIC "烹茶可貢西天佛"
#define ROOM_LOCKED 1
#define ROOM_SECRET 2
#define ROOM_OPENTOPIC 4
#define ROOM_HANDUP 8
#define ROOM_ALL (NULL)
#define LOCKED(room) (room->rflag & ROOM_LOCKED)
#define SECRET(room) (room->rflag & ROOM_SECRET)
#define OPENTOPIC(room) (room->rflag & ROOM_OPENTOPIC)
#define RHANDUP(room) (room->rflag & ROOM_HANDUP)
#define RESTRICTED(usr) (usr->uflag == 0) /* guest */
#define CHATSYSOP(usr) (usr->uflag & ( PERM_SYSOP | PERM_CHATROOM))
/* Thor: SYSOP 與 CHATROOM都是 chat總管 */
#define PERM_ROOMOP PERM_CHAT /* Thor: 借 PERM_CHAT為 PERM_ROOMOP */
#define PERM_HANDUP PERM_BM /* 借 PERM_BM 為有沒有舉手過 */
#define PERM_SAY PERM_NOTOP /* 借 PERM_NOTOP 為有沒有發表權 */
/* 進入時需清空 */
/* Thor: ROOMOP為房間管理員 */
#define ROOMOP(usr) (usr->uflag & ( PERM_ROOMOP | PERM_SYSOP | PERM_CHATROOM))
#define CLOAK(usr) (usr->uflag & PERM_CLOAK)
#define HANDUP(usr) (usr->uflag & PERM_HANDUP)
#define SAY(usr) (usr->uflag & PERM_SAY)
/* Thor: 聊天室隱身術 */
/* ----------------------------------------------------- */
/* ChatRoom data structure */
/* ----------------------------------------------------- */
typedef struct ChatRoom ChatRoom;
typedef struct ChatUser ChatUser;
typedef struct UserList UserList;
typedef struct ChatCmd ChatCmd;
typedef struct ChatAction ChatAction;
struct ChatUser
{
struct ChatUser *unext;
int sock; /* user socket */
int talksock; /* talk socket */
ChatRoom *room;
UserList *ignore;
int userno;
int uflag;
int clitype; /* Xshadow: client type. 1 for common client,
* 0 for bbs only client */
time_t uptime; /* Thor: unused */
char userid[IDLEN + 1]; /* real userid */
char chatid[9]; /* chat id */
char lasthost[30]; /* host address */
char ibuf[80]; /* buffer for non-blocking receiving */
int isize; /* current size of ibuf */
};
struct ChatRoom
{
struct ChatRoom *next, *prev;
char name[IDLEN];
char topic[48]; /* Let the room op to define room topic */
int rflag; /* ROOM_LOCKED, ROOM_SECRET, ROOM_OPENTOPIC */
int occupants; /* number of users in room */
UserList *invite;
};
struct UserList
{
struct UserList *next;
int userno;
char userid[IDLEN + 1];
};
struct ChatCmd
{
char *cmdstr;
void (*cmdfunc) ();
int exact;
};
static ChatRoom mainroom;
static ChatUser *mainuser;
static fd_set mainfds;
static int maxfds; /* number of sockets to select on */
static int totaluser; /* current number of connections */
static struct timeval zerotv; /* timeval for selecting */
static char chatbuf[256]; /* general purpose buffer */
static int common_client_command;
static char msg_not_op[] = "◆ 您不是這間聊天室的 Op";
static char msg_no_such_id[] = "◆ 目前沒有人使用 [%s] 這個聊天代號";
static char msg_not_here[] = "◆ [%s] 不在這間聊天室";
#define FUZZY_USER ((ChatUser *) -1)
typedef struct userec_t ACCT;
/* ----------------------------------------------------- */
/* acct_load for check acct */
/* ----------------------------------------------------- */
int
acct_load(acct, userid)
ACCT *acct;
char *userid;
{
int id;
if((id=searchuser(userid))<0)
{
return -1;
}
else
{
return get_record(FN_PASSWD, acct, sizeof(ACCT), id);
}
}
/*
* str_ncpy() - similar to strncpy(3) but terminates string always with '\0'
* if n != 0, and doesn't do padding
*/
void
str_ncpy(dst, src, n)
char *dst;
char *src;
int n;
{
char *end;
end = dst + n;
do
{
n = (dst == end) ? 0 : *src++;
*dst++ = n;
} while (n);
}
/* ----------------------------------------------------- */
/* usr_fpath for check acct */
/* ----------------------------------------------------- */
char *str_home_file = "home/%c/%s/%s";
void
usr_fpath(buf, userid, fname)
char *buf, *userid, *fname;
{
sprintf(buf, str_home_file, userid[0], userid, fname);
}
/* ----------------------------------------------------- */
/* chkpasswd for check passwd */
/* ----------------------------------------------------- */
char *crypt();
static char pwbuf[PASSLEN];
int
chkpasswd(passwd, test)
char *passwd, *test;
{
char *pw;
str_ncpy(pwbuf, test, PASSLEN);
pw = crypt(pwbuf, passwd);
return (!strncmp(pw, passwd, PASSLEN));
}
/* ----------------------------------------------------- */
/* operation log and debug information */
/* ----------------------------------------------------- */
static int flog; /* log file descriptor */
static void
logit(key, msg)
char *key;
char *msg;
{
time_t now;
struct tm *p;
char buf[512];
time(&now);
p = localtime(&now);
sprintf(buf, "%02d/%02d %02d:%02d:%02d %-13s%s\n",
p->tm_mon + 1, p->tm_mday,
p->tm_hour, p->tm_min, p->tm_sec, key, msg);
write(flog, buf, strlen(buf));
}
static void
log_init()
{
flog = open(CHAT_LOGFILE, O_WRONLY | O_CREAT | O_APPEND, 0644);
logit("START", "chat daemon");
}
static void
log_close()
{
close(flog);
}
#ifdef DEBUG
static void
debug_user()
{
register ChatUser *user;
int i;
char buf[80];
i = 0;
for (user = mainuser; user; user = user->unext)
{
sprintf(buf, "%d) %s %s", ++i, user->userid, user->chatid);
logit("DEBUG_U", buf);
}
}
static void
debug_room()
{
register ChatRoom *room;
int i;
char buf[80];
i = 0;
room = &mainroom;
do
{
sprintf(buf, "%d) %s %d", ++i, room->name, room->occupants);
logit("DEBUG_R", buf);
} while (room = room->next);
}
#endif /* DEBUG */
/* ----------------------------------------------------- */
/* string routines */
/* ----------------------------------------------------- */
static int valid_chatid(register char *id) {
register int ch, len;
for(len = 0; (ch = *id); id++) {
/* Thor: check for endless */
MYDOG;
if(ch == '/' || ch == '*' || ch == ':')
return 0;
if(++len > 8)
return 0;
}
return len;
}
/* Case Independent strcmp : 1 ==> euqal */
static int
str_equal(s1, s2)
register unsigned char *s1, *s2; /* Thor: 加上 unsigned,
* 避免中文的問題 */
{
register int c1, c2;
for (;;)
{ /* Thor: check for endless */
MYDOG;
c1 = *s1;
if (c1 >= 'A' && c1 <= 'Z')
c1 |= 32;
c2 = *s2;
if (c2 >= 'A' && c2 <= 'Z')
c2 |= 32;
if (c1 != c2)
return 0;
if (!c1)
return 1;
s1++;
s2++;
}
}
/* ----------------------------------------------------- */
/* match strings' similarity case-insensitively */
/* ----------------------------------------------------- */
/* str_match(keyword, string) */
/* ----------------------------------------------------- */
/* 0 : equal ("foo", "foo") */
/* -1 : mismatch ("abc", "xyz") */
/* ow : similar ("goo", "good") */
/* ----------------------------------------------------- */
static int
str_match(s1, s2)
register unsigned char *s1, *s2; /* Thor: 加上 unsigned,
* 避免中文的問題 */
{
register int c1, c2;
for (;;)
{ /* Thor: check for endless */
MYDOG;
c2 = *s2;
c1 = *s1;
if (!c1)
{
return c2;
}
if (c1 >= 'A' && c1 <= 'Z')
c1 |= 32;
if (c2 >= 'A' && c2 <= 'Z')
c2 |= 32;
if (c1 != c2)
return -1;
s1++;
s2++;
}
}
/* ----------------------------------------------------- */
/* search user/room by its ID */
/* ----------------------------------------------------- */
static ChatUser *
cuser_by_userid(userid)
char *userid;
{
register ChatUser *cu;
for (cu = mainuser; cu; cu = cu->unext)
{
MYDOG;
if (str_equal(userid, cu->userid))
break;
}
return cu;
}
static ChatUser *
cuser_by_chatid(chatid)
char *chatid;
{
register ChatUser *cu;
for (cu = mainuser; cu; cu = cu->unext)
{
MYDOG;
if (str_equal(chatid, cu->chatid))
break;
}
return cu;
}
static ChatUser *
fuzzy_cuser_by_chatid(chatid)
char *chatid;
{
register ChatUser *cu, *xuser;
int mode;
xuser = NULL;
for (cu = mainuser; cu; cu = cu->unext)
{
MYDOG;
mode = str_match(chatid, cu->chatid);
if (mode == 0)
return cu;
if (mode > 0)
{
if (xuser == NULL)
xuser = cu;
else
return FUZZY_USER; /* 符合者大於 2 人 */
}
}
return xuser;
}
static ChatRoom *croom_by_roomid(char *roomid) {
register ChatRoom *room;
room = &mainroom;
do {
MYDOG;
if(str_equal(roomid, room->name))
break;
} while((room = room->next));
return room;
}
/* ----------------------------------------------------- */
/* UserList routines */
/* ----------------------------------------------------- */
static void
list_free(list)
UserList *list;
{
UserList *tmp;
while (list)
{
MYDOG;
tmp = list->next;
free(list);
MYDOG;
list = tmp;
}
}
static void
list_add(list, user)
UserList **list;
ChatUser *user;
{
UserList *node;
MYDOG;
if((node = (UserList *) malloc(sizeof(UserList)))) {
/* Thor: 防止空間不夠 */
strcpy(node->userid, user->userid);
node->userno = user->userno;
node->next = *list;
*list = node;
}
MYDOG;
}
static int
list_delete(list, userid)
UserList **list;
char *userid;
{
UserList *node;
while((node = *list)) {
MYDOG;
if (str_equal(node->userid, userid))
{
*list = node->next;
MYDOG;
free(node);
MYDOG;
return 1;
}
list = &node->next; /* Thor: list要跟著前進 */
}
return 0;
}
static int
list_belong(list, userno)
UserList *list;
int userno;
{
while (list)
{
MYDOG;
if (userno == list->userno)
return 1;
list = list->next;
}
return 0;
}
/* ------------------------------------------------------ */
/* non-blocking socket routines : send message to users */
/* ------------------------------------------------------ */
static void
Xdo_send(nfds, wset, msg, number)
int nfds;
fd_set *wset;
char *msg;
int number;
{
int sr;
/* Thor: for future reservation bug */
zerotv.tv_sec = 0;
zerotv.tv_usec = 16384; /* Ptt: 改成16384 避免不按時for loop吃cpu time
16384 約每秒64次 */
MYDOG;
sr = select(nfds + 1, NULL, wset, NULL, &zerotv);
MYDOG;
if (sr > 0)
{
register int len;
len = strlen(msg) + 1;
while (nfds >= 0)
{
MYDOG;
if (FD_ISSET(nfds, wset))
{
MYDOG;
send(nfds, msg, len, 0);/* Thor: 如果buffer滿了, 仍會 block */
MYDOG;
if (--sr <= 0)
return;
}
nfds--;
}
}
}
static void
send_to_room(room, msg, userno, number)
ChatRoom *room;
char *msg;
int userno;
int number;
{
ChatUser *cu;
fd_set wset, *wptr;
int sock, max;
static char sendbuf[256];
int clitype; /* 分為 bbs client 及 common client 兩次處理 */
for (clitype = (number == MSG_MESSAGE || !number) ? 0 : 1; clitype < 2; clitype++)
{
FD_ZERO(wptr = &wset);
max = -1;
for (cu = mainuser; cu; cu = cu->unext)
{
MYDOG;
if (room == cu->room || room == ROOM_ALL)
{
if (cu->clitype == clitype && (!userno || !list_belong(cu->ignore, userno)))
{
sock = cu->sock;
FD_SET(sock, wptr);
if (max < sock)
max = sock;
}
}
}
if (max < 0)
continue;
if (clitype)
{
if (strlen(msg))
sprintf(sendbuf, "%3d %s", number, msg);
else
sprintf(sendbuf, "%3d", number);
Xdo_send(max, wptr, sendbuf);
}
else
Xdo_send(max, wptr, msg);
}
}
static void
send_to_user(user, msg, userno, number)
ChatUser *user;
char *msg;
int userno;
int number;
{
if (!user->clitype && number && number != MSG_MESSAGE)
return;
if (!userno || !list_belong(user->ignore, userno))
{
fd_set wset, *wptr;
int sock;
static char sendbuf[256];
sock = user->sock;
FD_ZERO(wptr = &wset);
FD_SET(sock, wptr);
if (user->clitype)
{
if (strlen(msg))
sprintf(sendbuf, "%3d %s", number, msg);
else
sprintf(sendbuf, "%3d", number);
Xdo_send(sock, wptr, sendbuf);
}
else
Xdo_send(sock, wptr, msg);
}
}
#if 0
static void
send_to_sock(sock, msg) /* Thor: unused */
int sock;
char *msg;
{
fd_set wset, *wptr;
FD_ZERO(wptr = &wset);
FD_SET(sock, wptr);
Xdo_send(sock, wptr, msg);
}
#endif
/* ----------------------------------------------------- */
static void
room_changed(room)
ChatRoom *room;
{
if (!room)
return;
sprintf(chatbuf, "= %s %d %d %s", room->name, room->occupants, room->rflag, room->topic);
send_to_room(ROOM_ALL, chatbuf, 0, MSG_ROOMNOTIFY);
}
static void
user_changed(cu)
ChatUser *cu;
{
if (!cu)
return;
sprintf(chatbuf, "= %s %s %s %s", cu->userid, cu->chatid, cu->room->name, cu->lasthost);
if (ROOMOP(cu))
strcat(chatbuf, " Op");
send_to_room(cu->room, chatbuf, 0, MSG_USERNOTIFY);
}
static void
exit_room(user, mode, msg)
ChatUser *user;
int mode;
char *msg;
{
ChatRoom *room;
if((room = user->room)) {
user->room = NULL;
user->uflag &= ~PERM_ROOMOP;
if (--room->occupants > 0)
{
char *chatid;
chatid = user->chatid;
switch (mode)
{
case EXIT_LOGOUT:
sprintf(chatbuf, "◆ %s 離開了 ...", chatid);
if (msg && *msg)
{
strcat(chatbuf, ": ");
msg[79] = 0; /* Thor:防止太長 */
strncat(chatbuf, msg, 80);
}
break;
case EXIT_LOSTCONN:
sprintf(chatbuf, "◆ %s 成了斷線的風箏囉", chatid);
break;
case EXIT_KICK:
sprintf(chatbuf, "◆ 哈哈！%s 被踢出去了", chatid);
break;
}
if (!CLOAK(user)) /* Thor: 聊天室隱身術 */
send_to_room(room, chatbuf, 0, MSG_MESSAGE);
if (list_belong(room->invite, user->userno)) {
list_delete(&(room->invite), user->userno);
}
sprintf(chatbuf, "- %s", user->userid);
send_to_room(room, chatbuf, 0, MSG_USERNOTIFY);
room_changed(room);
return;
}
else if (room != &mainroom)
{ /* Thor: 人數為0時,不是mainroom才free */
register ChatRoom *next;
#ifdef DEBUG
debug_room();
#endif
sprintf(chatbuf, "- %s", room->name);
send_to_room(ROOM_ALL, chatbuf, 0, MSG_ROOMNOTIFY);
room->prev->next = room->next;
if((next = room->next))
next->prev = room->prev;
list_free(room->invite);
MYDOG;
free(room);
MYDOG;
#ifdef DEBUG
debug_room();
#endif
}
}
}
/* ----------------------------------------------------- */
/* chat commands */
/* ----------------------------------------------------- */
/* ----------------------------------------------------- */
/* (.ACCT) 使用者帳號 (account) subroutines */
/* ----------------------------------------------------- */
static char datemsg[32];
char *
Ctime(clock)
time_t *clock;
{
struct tm *t = localtime(clock);
static char week[] = "日一二三四五六";
sprintf(datemsg, "%d年%2d月%2d日%3d:%02d:%02d 星期%.2s",
t->tm_year - 11, t->tm_mon + 1, t->tm_mday,
t->tm_hour, t->tm_min, t->tm_sec, &week[t->tm_wday << 1]);
return (datemsg);
}
static void
chat_query(cu, msg)
ChatUser *cu;
char *msg;
{
char str[256];
int i;
ACCT xuser;
FILE *fp;
if (acct_load(&xuser, msg) >= 0)
{
sprintf(chatbuf, "%s(%s) 共上站 %d 次，文章 %d 篇",
xuser.userid, xuser.username, xuser.numlogins, xuser.numposts);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
sprintf(chatbuf, "最近(%s)從(%s)上站", Ctime(&xuser.lastlogin),
(xuser.lasthost[0] ? xuser.lasthost : "外太空"));
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
usr_fpath(chatbuf, xuser.userid, "plans");
fp = fopen(chatbuf, "rt");
i = 0;
while (fp && fgets(str, 256, fp))
{
if (!strlen(str))
continue;
str[strlen(str) - 1] = 0;
send_to_user(cu, str, 0, MSG_MESSAGE);
if (++i >= MAX_QUERYLINES)
break;
}
fclose(fp);
}
else
{
sprintf(chatbuf, msg_no_such_id, msg);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
}
static void
chat_clear(cu, msg)
ChatUser *cu;
char *msg;
{
if (cu->clitype)
send_to_user(cu, "", 0, MSG_CLRSCR);
else
send_to_user(cu, "/c", 0, MSG_MESSAGE);
}
static void
chat_date(cu, msg)
ChatUser *cu;
char *msg;
{
time_t thetime;
time(&thetime);
sprintf(chatbuf, "◆ 標準時間: %s", Ctime(&thetime));
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_topic(cu, msg)
ChatUser *cu;
char *msg;
{
ChatRoom *room;
char *topic;
if (!ROOMOP(cu) && !OPENTOPIC(cu->room))
{
send_to_user(cu, msg_not_op, 0, MSG_MESSAGE);
return;
}
if (*msg == '\0')
{
send_to_user(cu, "※ 請指定話題", 0, MSG_MESSAGE);
return;
}
room = cu->room;
topic = room->topic; /* Thor: room 有可能 NULL嗎?? */
strncpy(topic, msg, 47);
topic[47] = '\0';
if (cu->clitype)
send_to_room(room, topic, 0, MSG_TOPIC);
else
{
sprintf(chatbuf, "/t%s", topic);
send_to_room(room, chatbuf, 0, 0);
}
room_changed(room);
sprintf(chatbuf, "◆ %s 將話題改為 [1;32m%s[m", cu->chatid, topic);
if (!CLOAK(cu)) /* Thor: 聊天室隱身術 */
send_to_room(room, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_version(cu, msg)
ChatUser *cu;
char *msg;
{
sprintf(chatbuf, "%d %d", XCHAT_VERSION_MAJOR, XCHAT_VERSION_MINOR);
send_to_user(cu, chatbuf, 0, MSG_VERSION);
}
static void
chat_nick(cu, msg)
ChatUser *cu;
char *msg;
{
char *chatid, *str;
ChatUser *xuser;
chatid = nextword(&msg);
chatid[8] = '\0';
if (!valid_chatid(chatid))
{
send_to_user(cu, "※ 這個聊天代號是不正確的", 0, MSG_MESSAGE);
return;
}
xuser = cuser_by_chatid(chatid);
if (xuser != NULL && xuser != cu)
{
send_to_user(cu, "※ 已經有人捷足先登囉", 0, MSG_MESSAGE);
return;
}
str = cu->chatid;
sprintf(chatbuf, "※ %s 將聊天代號改為 [1;33m%s[m", str, chatid);
if (!CLOAK(cu)) /* Thor: 聊天室隱身術 */
send_to_room(cu->room, chatbuf, cu->userno, MSG_MESSAGE);
strcpy(str, chatid);
user_changed(cu);
if (cu->clitype)
send_to_user(cu, chatid, 0, MSG_NICK);
else
{
sprintf(chatbuf, "/n%s", chatid);
send_to_user(cu, chatbuf, 0, 0);
}
}
static void
chat_list_rooms(cuser, msg)
ChatUser *cuser;
char *msg;
{
ChatRoom *cr, *room;
if (RESTRICTED(cuser))
{
send_to_user(cuser, "※ 您沒有權限列出現有的聊天室", 0, MSG_MESSAGE);
return;
}
if (common_client_command)
send_to_user(cuser, "", 0, MSG_ROOMLISTSTART);
else
send_to_user(cuser, "[7m 談天室名稱 │人數│話題 [m", 0, MSG_MESSAGE);
room = cuser->room;
cr = &mainroom;
do
{
MYDOG;
if (!SECRET(cr) || CHATSYSOP(cuser) || (cr == room && ROOMOP(cuser)))
{
if (common_client_command)
{
sprintf(chatbuf, "%s %d %d %s", cr->name, cr->occupants, cr->rflag, cr->topic);
send_to_user(cuser, chatbuf, 0, MSG_ROOMLIST);
}
else
{
sprintf(chatbuf, " %-12s│%4d│%s", cr->name, cr->occupants, cr->topic);
if (LOCKED(cr))
strcat(chatbuf, " [鎖住]");
if (SECRET(cr))
strcat(chatbuf, " [秘密]");
if (OPENTOPIC(cr))
strcat(chatbuf, " [話題]");
send_to_user(cuser, chatbuf, 0, MSG_MESSAGE);
}
}
} while((cr = cr->next));
if (common_client_command)
send_to_user(cuser, "", 0, MSG_ROOMLISTEND);
}
static void
chat_do_user_list(cu, msg, theroom)
ChatUser *cu;
char *msg;
ChatRoom *theroom;
{
ChatRoom *myroom, *room;
ChatUser *user;
int start, stop, curr = 0;
start = atoi(nextword(&msg));
stop = atoi(nextword(&msg));
myroom = cu->room;
#ifdef DEBUG
logit(cu->chatid, "do user list");
#endif
if (common_client_command)
send_to_user(cu, "", 0, MSG_USERLISTSTART);
else
send_to_user(cu, "[7m 聊天代號│使用者代號 │聊天室 [m", 0, MSG_MESSAGE);
for (user = mainuser; user; user = user->unext)
{
MYDOG;
room = user->room;
if ((theroom != ROOM_ALL) && (theroom != room))
continue;
if (myroom != room)
{
if (RESTRICTED(cu) ||
(room && SECRET(room) && !CHATSYSOP(cu)))
continue;
}
if (CLOAK(user)) /* Thor: 隱身術 */
continue;
curr++;
if (start && curr < start)
continue;
else if (stop && (curr > stop))
break;
if (common_client_command)
{
if (!room)
continue; /* Xshadow: 還沒進入任何房間的就不列出 */
sprintf(chatbuf, "%s %s %s %s", user->chatid, user->userid, room->name, user->lasthost);
if (ROOMOP(user))
strcat(chatbuf, " Op");
}
else
{
sprintf(chatbuf, " %-8s│%-12s│%s", user->chatid, user->userid, room ? room->name : "[在門口徘徊]");
if (ROOMOP(user))
strcat(chatbuf, " [Op]");
}
#ifdef DEBUG
logit("list_U", chatbuf);
#endif
send_to_user(cu, chatbuf, 0, common_client_command ? MSG_USERLIST : MSG_MESSAGE);
}
if (common_client_command)
send_to_user(cu, "", 0, MSG_USERLISTEND);
}
static void
chat_list_by_room(cu, msg)
ChatUser *cu;
char *msg;
{
ChatRoom *whichroom;
char *roomstr;
roomstr = nextword(&msg);
if (*roomstr == '\0')
whichroom = cu->room;
else
{
if ((whichroom = croom_by_roomid(roomstr)) == NULL)
{
sprintf(chatbuf, "※ 沒有 [%s] 這個聊天室", roomstr);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
if (whichroom != cu->room && SECRET(whichroom) && !CHATSYSOP(cu))
{ /* Thor: 要不要測同一room雖SECRET但可以列?
* Xshadow: 我改成同一 room 就可以列 */
send_to_user(cu, "※ 無法列出在秘密聊天室的使用者", 0, MSG_MESSAGE);
return;
}
}
chat_do_user_list(cu, msg, whichroom);
}
static void
chat_list_users(cu, msg)
ChatUser *cu;
char *msg;
{
chat_do_user_list(cu, msg, ROOM_ALL);
}
static void
chat_chatroom(cu, msg)
ChatUser *cu;
char *msg;
{
if (common_client_command)
send_to_user(cu, "批踢踢茶藝館 4 21", 0, MSG_CHATROOM);
}
static void
chat_map_chatids(cu, whichroom)
ChatUser *cu; /* Thor: 還沒有作不同間的 */
ChatRoom *whichroom;
{
int c;
ChatRoom *myroom, *room;
ChatUser *user;
/* myroom = cu->room; */
myroom = whichroom;
send_to_user(cu,
"[7m 聊天代號 使用者代號 │ 聊天代號 使用者代號 │ 聊天代號 使用者代號 [m", 0, MSG_MESSAGE);
c = 0;
for (user = mainuser; user; user = user->unext)
{
MYDOG;
room = user->room;
MYDOG;
if (whichroom != ROOM_ALL && whichroom != room)
continue;
MYDOG;
if (myroom != room)
{
if (RESTRICTED(cu) || /* Thor: 要先check room 是不是空的 */
(room && SECRET(room) && !CHATSYSOP(cu)))
continue;
}
MYDOG;
if (CLOAK(user)) /* Thor:隱身術 */
continue;
sprintf(chatbuf + (c * 24), " %-8s%c%-12s%s",
user->chatid, ROOMOP(user) ? '*' : ' ',
user->userid, (c < 2 ? "│" : " "));
MYDOG;
if (++c == 3)
{
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
c = 0;
}
MYDOG;
}
if (c > 0)
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_map_chatids_thisroom(cu, msg)
ChatUser *cu;
char *msg;
{
chat_map_chatids(cu, cu->room);
}
static void
chat_setroom(cu, msg)
ChatUser *cu;
char *msg;
{
char *modestr;
ChatRoom *room;
char *chatid;
int sign;
int flag;
char *fstr = NULL;
if (!ROOMOP(cu))
{
send_to_user(cu, msg_not_op, 0, MSG_MESSAGE);
return;
}
modestr = nextword(&msg);
sign = 1;
if (*modestr == '+')
modestr++;
else if (*modestr == '-')
{
modestr++;
sign = 0;
}
if (*modestr == '\0')
{
send_to_user(cu,
"※ 請指定狀態: {[+(設定)][-(取消)]}{[l(鎖住)][s(秘密)][t(開放話題)}", 0, MSG_MESSAGE);
return;
}
room = cu->room;
chatid = cu->chatid;
while (*modestr)
{
flag = 0;
switch (*modestr)
{
case 'l':
case 'L':
flag = ROOM_LOCKED;
fstr = "鎖住";
break;
case 's':
case 'S':
flag = ROOM_SECRET;
fstr = "秘密";
break;
case 't':
case 'T':
flag = ROOM_OPENTOPIC;
fstr = "開放話題";
break;
case 'h':
case 'H':
flag = ROOM_HANDUP;
fstr = "舉手發言";
break;
default:
sprintf(chatbuf, "※ 狀態錯誤：[%c]", *modestr);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
/* Thor: check room 是不是空的, 應該不是空的 */
if (flag && (room->rflag & flag) != sign * flag)
{
room->rflag ^= flag;
sprintf(chatbuf, "※ 本聊天室被 %s %s [%s] 狀態",
chatid, sign ? "設定為" : "取消", fstr);
if (!CLOAK(cu)) /* Thor: 聊天室隱身術 */
send_to_room(room, chatbuf, 0, MSG_MESSAGE);
}
modestr++;
}
room_changed(room);
}
static char *chat_msg[] =
{
"[//]help", "MUD-like 社交動詞",
"[/h]elp op", "談天室管理員專用指令",
"[/a]ct <msg>", "做一個動作",
"[/b]ye [msg]", "道別",
"[/c]lear [/d]ate", "清除螢幕 目前時間",
/* "[/d]ate", "目前時間", *//* Thor: 指令太多 */
#if 0
"[/f]ire <user> <msg>", "發送熱訊", /* Thor.0727: 和 flag 衝key */
#endif
"[/i]gnore [user]", "忽略使用者",
"[/j]oin <room>", "建立或加入談天室",
"[/l]ist [start [stop]]", "列出談天室使用者",
"[/m]sg <id|user> <msg>", "跟 <id> 說悄悄話",
"[/n]ick <id>", "將談天代號換成 <id>",
"[/p]ager", "切換呼叫器",
"[/q]uery <user>", "查詢網友",
"[/r]oom", "列出一般談天室",
"[/t]ape", "開關錄音機",
"[/u]nignore <user>", "取消忽略",
#if 0
"[/u]sers", "列出站上使用者",
#endif
"[/w]ho", "列出本談天室使用者",
"[/w]hoin <room>", "列出談天室<room> 的使用者",
NULL
};
static char *room_msg[] =
{
"[/f]lag [+-][lsth]", "設定鎖定、秘密、開放話題、舉手發言",
"[/i]nvite <id>", "邀請 <id> 加入談天室",
"[/kick] <id>", "將 <id> 踢出談天室",
"[/o]p <id>", "將 Op 的權力轉移給 <id>",
"[/topic] <text>", "換個話題",
"[/w]all", "廣播 (站長專用)",
NULL
};
static void
chat_help(cu, msg)
ChatUser *cu;
char *msg;
{
char **table, *str;
if (str_equal(nextword(&msg), "op"))
{
send_to_user(cu, "談天室管理員專用指令", 0, MSG_MESSAGE);
table = room_msg;
}
else
{
table = chat_msg;
}
while((str = *table++)) {
sprintf(chatbuf, " %-20s- %s", str, *table++);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
}
static void
chat_private(cu, msg)
ChatUser *cu;
char *msg;
{
char *recipient;
ChatUser *xuser;
int userno;
userno = 0;
recipient = nextword(&msg);
xuser = (ChatUser *) fuzzy_cuser_by_chatid(recipient);
if (xuser == NULL)
{ /* Thor.0724: 用 userid也可傳悄悄話 */
xuser = cuser_by_userid(recipient);
}
if (xuser == NULL)
{
sprintf(chatbuf, msg_no_such_id, recipient);
}
else if (xuser == FUZZY_USER)
{ /* ambiguous */
strcpy(chatbuf, "※ 請指明聊天代號");
}
else if (*msg)
{
userno = cu->userno;
sprintf(chatbuf, "[1m*%s*[m ", cu->chatid);
msg[79] = 0; /* Thor:防止太長 */
strncat(chatbuf, msg, 80);
send_to_user(xuser, chatbuf, userno, MSG_MESSAGE);
if (xuser->clitype)
{ /* Xshadow: 如果對方是用 client 上來的 */
sprintf(chatbuf, "%s %s ", cu->userid, cu->chatid);
msg[79] = 0;
strncat(chatbuf, msg, 80);
send_to_user(xuser, chatbuf, userno, MSG_PRIVMSG);
}
if (cu->clitype)
{
sprintf(chatbuf, "%s %s ", xuser->userid, xuser->chatid);
msg[79] = 0;
strncat(chatbuf, msg, 80);
send_to_user(cu, chatbuf, 0, MSG_MYPRIVMSG);
}
sprintf(chatbuf, "%s> ", xuser->chatid);
strncat(chatbuf, msg, 80);
}
else
{
sprintf(chatbuf, "※ 您想對 %s 說什麼話呢？", xuser->chatid);
}
send_to_user(cu, chatbuf, userno, MSG_MESSAGE); /* Thor: userno 要改成 0
* 嗎? */
}
static void
chat_cloak(cu, msg)
ChatUser *cu;
char *msg;
{
if (CHATSYSOP(cu))
{
cu->uflag ^= PERM_CLOAK;
sprintf(chatbuf, "◆ %s", CLOAK(cu) ? MSG_CLOAKED : MSG_UNCLOAK);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
}
/* ----------------------------------------------------- */
static void
arrive_room(cuser, room)
ChatUser *cuser;
ChatRoom *room;
{
char *rname;
/* Xshadow: 不必送給自己, 反正換房間就會重新 build user list */
sprintf(chatbuf, "+ %s %s %s %s", cuser->userid, cuser->chatid, room->name, cuser->lasthost);
if (ROOMOP(cuser))
strcat(chatbuf, " Op");
send_to_room(room, chatbuf, 0, MSG_USERNOTIFY);
cuser->room = room;
room->occupants++;
rname = room->name;
room_changed(room);
if (cuser->clitype)
{
send_to_user(cuser, rname, 0, MSG_ROOM);
send_to_user(cuser, room->topic, 0, MSG_TOPIC);
}
else
{
sprintf(chatbuf, "/r%s", rname);
send_to_user(cuser, chatbuf, 0, 0);
sprintf(chatbuf, "/t%s", room->topic);
send_to_user(cuser, chatbuf, 0, 0);
}
sprintf(chatbuf, "※ [32;1m%s[m 進入 [33;1m[%s][m 包廂",
cuser->chatid, rname);
if (!CLOAK(cuser)) /* Thor: 聊天室隱身術 */
send_to_room(room, chatbuf, cuser->userno, MSG_MESSAGE);
}
static int
enter_room(cuser, rname, msg)
ChatUser *cuser;
char *rname;
char *msg;
{
ChatRoom *room;
int create;
create = 0;
room = croom_by_roomid(rname);
if (room == NULL)
{
/* new room */
#ifdef MONITOR
logit(cuser->userid, "create new room");
#endif
MYDOG;
room = (ChatRoom *) malloc(sizeof(ChatRoom));
MYDOG;
if (room == NULL)
{
send_to_user(cuser, "※ 無法再新闢包廂了", 0, MSG_MESSAGE);
return 0;
}
memset(room, 0, sizeof(ChatRoom));
memcpy(room->name, rname, IDLEN - 1);
strcpy(room->topic, "這是一個新天地");
sprintf(chatbuf, "+ %s 1 0 %s", room->name, room->topic);
send_to_room(ROOM_ALL, chatbuf, 0, MSG_ROOMNOTIFY);
if (mainroom.next != NULL)
mainroom.next->prev = room;
room->next = mainroom.next;
mainroom.next = room;
room->prev = &mainroom;
create = 1;
}
else
{
if (cuser->room == room)
{
sprintf(chatbuf, "※ 您本來就在 [%s] 聊天室囉 :)", rname);
send_to_user(cuser, chatbuf, 0, MSG_MESSAGE);
return 0;
}
if (!CHATSYSOP(cuser) && LOCKED(room) && !list_belong(room->invite, cuser->userno))
{
send_to_user(cuser, "※ 內有惡犬，非請莫入", 0, MSG_MESSAGE);
return 0;
}
}
exit_room(cuser, EXIT_LOGOUT, msg);
arrive_room(cuser, room);
if (create)
cuser->uflag |= PERM_ROOMOP;
return 0;
}
static void
logout_user(cuser)
ChatUser *cuser;
{
int sock;
ChatUser *xuser, *prev;
#ifdef DEBUG
logit("before", "logout");
debug_user();
#endif
sock = cuser->sock;
shutdown(sock, 2);
close(sock);
MYDOG;
FD_CLR(sock, &mainfds);
#if 0 /* Thor: 也許不差這一個 */
if (sock >= maxfds)
maxfds = sock - 1;
#endif
list_free(cuser->ignore);
#ifdef DEBUG
debug_user();
#endif
xuser = mainuser;
if (xuser == cuser)
{
mainuser = cuser->unext;
}
else
{
do
{
prev = xuser;
xuser = xuser->unext;
if (xuser == cuser)
{
prev->unext = cuser->unext;
break;
}
} while (xuser);
}
MYDOG;
#ifdef DEBUG
sprintf(chatbuf, "%p", cuser);
logit("free cuser", chatbuf);
#endif
free(cuser);
#ifdef DEBUG
logit("after", "logout");
debug_user();
#endif
#if 0
next = cuser->next;
prev = cuser->prev;
prev->next = next;
if (next)
next->prev = prev;
if (cuser)
free(cuser);
MYDOG;
#endif
totaluser--;
}
static void
print_user_counts(cuser)
ChatUser *cuser;
{
ChatRoom *room;
int num, userc, suserc, roomc, number;
userc = suserc = roomc = 0;
room = &mainroom;
do
{
MYDOG;
num = room->occupants;
if (SECRET(room))
{
suserc += num;
if (CHATSYSOP(cuser))
roomc++;
}
else
{
userc += num;
roomc++;
}
} while((room = room->next));
number = (cuser->clitype) ? MSG_MOTD : MSG_MESSAGE;
sprintf(chatbuf,
"⊙ 歡迎光臨【批踢踢茶藝館】，目前開了 [1;31m%d[m 間包廂", roomc);
send_to_user(cuser, chatbuf, 0, number);
sprintf(chatbuf, "⊙ 共有 [1;36m%d[m 人來擺\龍門陣", userc);
if (suserc)
sprintf(chatbuf + strlen(chatbuf), " [%d 人在秘密聊天室]", suserc);
send_to_user(cuser, chatbuf, 0, number);
}
static int
login_user(cu, msg)
ChatUser *cu;
char *msg;
{
int utent;
char *level;
char *userid;
char *chatid;
struct sockaddr_in from;
int fromlen;
struct hostent *hp;
ACCT acct;
char buf[20];
/*
* Thor.0819: SECURED_CHATROOM : /! userid chatid passwd , userno
* el 在check完passwd後取得
*/
/* Xshadow.0915: common client support : /-! userid chatid password */
/* 傳參數：userlevel, userid, chatid */
/* client/server 版本依據 userid 抓 .PASSWDS 判斷 userlevel */
userid = nextword(&msg);
chatid = nextword(&msg);
#ifdef DEBUG
logit("ENTER", userid);
#endif
/* Thor.0730: parse space before passwd */
level = msg;
/* Thor.0813: 跳過一空格即可, 因為反正如果chatid有空格, 密碼也不對 */
/* 就算密碼對, 也不會怎麼樣:p */
/* 可是如果密碼第一個字是空格, 那跳太多空格會進不來... */
if (*level == ' ')
level++;
/* Thor.0729: load acct */
if (!*userid || (acct_load(&acct, userid) < 0))
{
#ifdef DEBUG
logit("noexist", chatid);
#endif
if (cu->clitype)
send_to_user(cu, "錯誤的使用者代號", 0, ERR_LOGIN_NOSUCHUSER);
else
send_to_user(cu, CHAT_LOGIN_INVALID, 0, 0);
return -1;
}
else if(strncmp(level, acct.passwd, PASSLEN) &&
!chkpasswd(acct.passwd, level))
{
#ifdef DEBUG
logit("fake", chatid);
#endif
if (cu->clitype)
send_to_user(cu, "密碼錯誤", 0, ERR_LOGIN_PASSERROR);
else
send_to_user(cu, CHAT_LOGIN_INVALID, 0, 0);
return -1;
}
else
{
/* Thor.0729: if ok, read level. */
sprintf(buf, "%d", acct.userlevel);
level = buf;
/* Thor.0819: read userno for client/server bbs */
utent = searchuser(acct.userid);
}
/* Thor.0819: for client/server bbs */
/*
for (xuser = mainuser; xuser; xuser = xuser->unext)
{
MYDOG;
if (xuser->userno == utent)
{
#ifdef DEBUG
logit("enter", "bogus");
#endif
if (cu->clitype)
send_to_user(cu, "請勿派遣分身進入聊天室 !!", 0, ERR_LOGIN_USERONLINE);
else
send_to_user(cu, CHAT_LOGIN_BOGUS, 0, 0);
return -1;
}
}
*/
if (!valid_chatid(chatid))
{
#ifdef DEBUG
logit("enter", chatid);
#endif
if (cu->clitype)
send_to_user(cu, "不合法的聊天室代號 !!", 0, ERR_LOGIN_NICKERROR);
else
send_to_user(cu, CHAT_LOGIN_INVALID, 0, 0);
return 0;
}
#ifdef DEBUG
debug_user();
#endif
if (cuser_by_chatid(chatid) != NULL)
{
/* chatid in use */
#ifdef DEBUG
logit("enter", "duplicate");
#endif
if (cu->clitype)
send_to_user(cu, "這個代號已經有人使用", 0, ERR_LOGIN_NICKINUSE);
else
send_to_user(cu, CHAT_LOGIN_EXISTS, 0, 0);
return 0;
}
cu->userno = utent;
cu->uflag = atoi(level) & ~(PERM_ROOMOP | PERM_CLOAK | PERM_HANDUP | PERM_SAY);
/* Thor: 進來先清空ROOMOP(同PERM_CHAT), CLOAK */
strcpy(cu->userid, userid);
memcpy(cu->chatid, chatid, 8);
cu->chatid[8] = '\0';
/* Xshadow: 取得 client 的來源 */
fromlen = sizeof(from);
if (!getpeername(cu->sock, (struct sockaddr *) & from, &fromlen))
{
if ((hp = gethostbyaddr((char *) &from.sin_addr, sizeof(struct in_addr), from.sin_family)))
{
strcpy(cu->lasthost, hp->h_name);
}
else
strcpy(cu->lasthost, (char *) inet_ntoa(from.sin_addr));
}
else
{
strcpy(cu->lasthost, "[外太空]");
}
if (cu->clitype)
send_to_user(cu, "順利", 0, MSG_LOGINOK);
else
send_to_user(cu, CHAT_LOGIN_OK, 0, 0);
arrive_room(cu, &mainroom);
send_to_user(cu, "", 0, MSG_MOTDSTART);
print_user_counts(cu);
send_to_user(cu, "", 0, MSG_MOTDEND);
#ifdef DEBUG
logit("enter", "OK");
#endif
return 0;
}
static void
chat_act(cu, msg)
ChatUser *cu;
char *msg;
{
if (*msg && (!RHANDUP(cu->room) || SAY(cu) || ROOMOP(cu)))
{
sprintf(chatbuf, "%s [36m%s[m", cu->chatid, msg);
send_to_room(cu->room, chatbuf, cu->userno, MSG_MESSAGE);
}
}
static void
chat_ignore(cu, msg)
ChatUser *cu;
char *msg;
{
if (RESTRICTED(cu))
{
strcpy(chatbuf, "※ 您沒有 ignore 別人的權利");
}
else
{
char *ignoree;
ignoree = nextword(&msg);
if (*ignoree)
{
ChatUser *xuser;
xuser = cuser_by_userid(ignoree);
if (xuser == NULL)
{
sprintf(chatbuf, msg_no_such_id, ignoree);
#if 0
sprintf(chatbuf, "◆ 談天室現在沒有 [%s] 這號人物", ignoree);
#endif
}
else if (xuser == cu || CHATSYSOP(xuser) ||
(ROOMOP(xuser) && (xuser->room == cu->room)))
{
sprintf(chatbuf, "◆ 不可以 ignore [%s]", ignoree);
}
else
{
if (list_belong(cu->ignore, xuser->userno))
{
sprintf(chatbuf, "※ %s 已經被凍結了", xuser->chatid);
}
else
{
list_add(&(cu->ignore), xuser);
sprintf(chatbuf, "◆ 將 [%s] 打入冷宮了 :p", xuser->chatid);
}
}
}
else
{
UserList *list;
if((list = cu->ignore))
{
int len;
char buf[16];
send_to_user(cu, "◆ 這些人被打入冷宮了：", 0, MSG_MESSAGE);
len = 0;
do
{
sprintf(buf, "%-13s", list->userid);
strcpy(chatbuf + len, buf);
len += 13;
if (len >= 78)
{
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
len = 0;
}
} while((list = list->next));
if (len == 0)
return;
}
else
{
strcpy(chatbuf, "◆ 您目前並沒有 ignore 任何人");
}
}
}
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_unignore(cu, msg)
ChatUser *cu;
char *msg;
{
char *ignoree;
ignoree = nextword(&msg);
if (*ignoree)
{
sprintf(chatbuf, (list_delete(&(cu->ignore), ignoree)) ?
"◆ [%s] 不再被你冷落了" :
"◆ 您並未 ignore [%s] 這號人物", ignoree);
}
else
{
strcpy(chatbuf, "◆ 請指明 user ID");
}
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_join(cu, msg)
ChatUser *cu;
char *msg;
{
if (RESTRICTED(cu))
{
send_to_user(cu, "※ 您沒有加入其他聊天室的權限", 0, MSG_MESSAGE);
}
else
{
char *roomid = nextword(&msg);
if (*roomid)
enter_room(cu, roomid, msg);
else
send_to_user(cu, "※ 請指定聊天室的名字", 0, MSG_MESSAGE);
}
}
static void
chat_kick(cu, msg)
ChatUser *cu;
char *msg;
{
char *twit;
ChatUser *xuser;
ChatRoom *room;
if (!ROOMOP(cu))
{
send_to_user(cu, msg_not_op, 0, MSG_MESSAGE);
return;
}
twit = nextword(&msg);
xuser = cuser_by_chatid(twit);
if (xuser == NULL)
{
sprintf(chatbuf, msg_no_such_id, twit);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
room = cu->room;
if (room != xuser->room || CLOAK(xuser))
{ /* Thor: 聊天室隱身術 */
sprintf(chatbuf, msg_not_here, twit);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
if (CHATSYSOP(xuser))
{ /* Thor: 踢不走 CHATSYSOP */
sprintf(chatbuf, "◆ 不可以 kick [%s]", twit);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
exit_room(xuser, EXIT_KICK, (char *) NULL);
if (room == &mainroom)
logout_user(xuser);
else
enter_room(xuser, MAIN_NAME, (char *) NULL);
}
static void
chat_makeop(cu, msg)
ChatUser *cu;
char *msg;
{
char *newop;
ChatUser *xuser;
ChatRoom *room;
if (!ROOMOP(cu))
{
send_to_user(cu, msg_not_op, 0, MSG_MESSAGE);
return;
}
newop = nextword(&msg);
xuser = cuser_by_chatid(newop);
if (xuser == NULL)
{
sprintf(chatbuf, msg_no_such_id, newop);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
if (cu == xuser)
{
sprintf(chatbuf, "※ 您早就已經是 Op 了啊");
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
room = cu->room;
if (room != xuser->room || CLOAK(xuser))
{ /* Thor: 聊天室隱身術 */
sprintf(chatbuf, msg_not_here, xuser->chatid);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
cu->uflag &= ~PERM_ROOMOP;
xuser->uflag |= PERM_ROOMOP;
user_changed(cu);
user_changed(xuser);
sprintf(chatbuf, "※ %s 將 Op 權力轉移給 %s",
cu->chatid, xuser->chatid);
if (!CLOAK(cu)) /* Thor: 聊天室隱身術 */
send_to_room(room, chatbuf, 0, MSG_MESSAGE, MSG_MESSAGE);
}
static void
chat_invite(cu, msg)
ChatUser *cu;
char *msg;
{
char *invitee;
ChatUser *xuser;
ChatRoom *room;
UserList **list;
if (!ROOMOP(cu))
{
send_to_user(cu, msg_not_op, 0, MSG_MESSAGE);
return;
}
invitee = nextword(&msg);
xuser = cuser_by_chatid(invitee);
if (xuser == NULL)
{
sprintf(chatbuf, msg_no_such_id, invitee);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
room = cu->room; /* Thor: 是否要 check room 是否 NULL ? */
list = &(room->invite);
if (list_belong(*list, xuser->userno))
{
sprintf(chatbuf, "※ %s 已經接受過邀請了", xuser->chatid);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return;
}
list_add(list, xuser);
sprintf(chatbuf, "※ %s 邀請您到 [%s] 聊天室",
cu->chatid, room->name);
send_to_user(xuser, chatbuf, 0, MSG_MESSAGE); /* Thor: 要不要可以 ignore? */
sprintf(chatbuf, "※ %s 收到您的邀請了", xuser->chatid);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_broadcast(cu, msg)
ChatUser *cu;
char *msg;
{
if (!CHATSYSOP(cu))
{
send_to_user(cu, "※ 您沒有在聊天室廣播的權力!", 0, MSG_MESSAGE);
return;
}
if (*msg == '\0')
{
send_to_user(cu, "※ 請指定廣播內容", 0, MSG_MESSAGE);
return;
}
sprintf(chatbuf, "[1m※ " BBSNAME "談天室廣播中 [%s].....[m",
cu->chatid);
send_to_room(ROOM_ALL, chatbuf, 0, MSG_MESSAGE);
sprintf(chatbuf, "◆ %s", msg);
send_to_room(ROOM_ALL, chatbuf, 0, MSG_MESSAGE);
}
static void
chat_goodbye(cu, msg)
ChatUser *cu;
char *msg;
{
exit_room(cu, EXIT_LOGOUT, msg);
/* Thor: 要不要加 logout_user(cu) ? */
}
/* --------------------------------------------- */
/* MUD-like social commands : action */
/* --------------------------------------------- */
struct ChatAction
{
char *verb; /* 動詞 */
char *chinese; /* 中文翻譯 */
char *part1_msg; /* 介詞 */
char *part2_msg; /* 動作 */
};
static ChatAction party_data[] =
{
{"aluba", "阿魯巴", "把", "架上柱子阿魯巴!!"},
{"aodre", "景仰", "對", "的景仰有如滔滔江水,連綿不絕……"},
{"bearhug", "熱擁", "熱情的擁抱", ""},
{"blade", "一刀", "一刀啟程把", "送上西天"},
{"bless", "祝福", "祝福", "心想事成"},
{"board", "主機板", "把", "抓去跪主機板"},
{"bokan", "氣功\", "雙掌微合，蓄勢待發……突然間，電光乍現，對", "使出了Ｂo--Ｋan！"},
{"bow", "鞠躬", "畢躬畢敬的向", "鞠躬"},
{"box", "幕之內", "開始輪擺\式移位，對", "作肝臟攻擊"},
{"boy", "平底鍋", "從背後拿出了平底鍋，把", "敲昏了"},
{"bye", "掰掰", "向", "說掰掰!!"},
{"call", "呼喚", "大聲的呼喚,啊~~", "啊~~~你在哪裡啊啊啊啊~~~~"},
{"caress", "輕撫", "輕輕的撫摸著", ""},
{"clap", "鼓掌", "向", "熱烈鼓掌"},
{"claw", "抓抓", "從貓咪樂園借了隻貓爪，把", "抓得死去活來"},
{"comfort", "安慰", "溫言安慰", ""},
{"cong", "恭喜", "從背後拿出了拉炮，呯！呯！恭喜", ""},
{"cpr", "口對口", "對著", "做口對口人工呼吸"},
{"cringe", "乞憐", "向", "卑躬屈膝，搖尾乞憐"},
{"cry", "大哭", "向", "嚎啕大哭"},
{"dance", "跳舞", "拉了", "的手翩翩起舞" },
{"destroy", "毀滅", "祭起了『極大毀滅咒文』，轟向", ""},
{"dogleg", "狗腿", "對", "狗腿"},
{"drivel", "流口水", "對著", "流口水"},
{"envy", "羨慕", "向", "流露出羨慕的眼光"},
{"eye", "送秋波", "對", "頻送秋波"},
{"fire", "銬問", "拿著火紅的鐵棒走向", ""},
{"forgive", "原諒", "接受道歉，原諒了", ""},
{"french", "法式吻", "把舌頭伸到", "喉嚨裡～～～哇！一個浪漫的法國氏深吻"},
{"giggle", "傻笑", "對著", "傻傻的呆笑"},
{"glue", "補心", "用三秒膠，把", "的心黏了起來"},
{"goodbye", "告別", "淚\眼汪汪的向", "告別"},
{"grin", "奸笑", "對", "露出邪惡的笑容"},
{"growl", "咆哮", "對", "咆哮不已"},
{"hand", "握手", "跟", "握手"},
{"hide", "躲", "躲在", "背後"},
{"hospitl", "送醫院", "把", "送進醫院"},
{"hug", "擁抱", "輕輕地擁抱", ""},
{"hrk", "昇龍拳", "沉穩了身形，匯聚了內勁，對", "使出了一記Ｈo--Ｒyu--Ｋan！！！"},
{"jab", "戳人", "溫柔的戳著", ""},
{"judo", "過肩摔", "抓住了", "的衣襟，轉身……啊，是一記過肩摔！"},
{"kickout", "踢", "用大腳把", "踢到山下去了"},
{"kick", "踢人", "把", "踢的死去活來"},
{"kiss", "輕吻", "輕吻", "的臉頰"},
{"laugh", "嘲笑", "大聲嘲笑", ""},
{"levis", "給我", "說：給我", "！其餘免談！"},
{"lick", "舔", "狂舔", ""},
{"lobster", "壓制", "施展逆蝦形固定，把", "壓制在地板上"},
{"love", "表白", "對", "深情的表白"},
{"marry", "求婚", "捧著九百九十九朵玫瑰向", "求婚"},
{"no", "不要啊", "拼命對著", "搖頭~~~~不要啊~~~~"},
{"nod", "點頭", "向", "點頭稱是"},
{"nudge", "頂肚子", "用手肘頂", "的肥肚子"},
{"pad", "拍肩膀", "輕拍", "的肩膀"},
{"pettish", "撒嬌", "跟", "嗲聲嗲氣地撒嬌"},
{"pili", "霹靂", "使出 君子風 天地根 般若懺 三式合一打向", "~~~~~~"},
{"pinch", "擰人", "用力的把", "擰的黑青"},
{"roll", "打滾", "放出多爾袞的音樂,", "在地上滾來滾去"},
{"protect", "保護", "保護著", ""},
{"pull", "拉", "死命地拉住", "不放"},
{"punch", "揍人", "狠狠揍了", "一頓"},
{"rascal", "耍賴", "跟", "耍賴"},
{"recline", "入懷", "鑽到", "的懷裡睡著了……"},
{"respond", "負責", "安慰", "說：『不要哭，我會負責的……』"},
{"shrug", "聳肩", "無奈地向", "聳了聳肩膀"},
{"sigh", "歎氣", "對", "歎了一口氣"},
{"slap", "打耳光", "啪啪的巴了", "一頓耳光"},
{"smooch", "擁吻", "擁吻著", ""},
{"snicker", "竊笑", "嘿嘿嘿..的對", "竊笑"},
{"sniff", "不屑", "對", "嗤之以鼻"},
{"spank", "打屁屁", "用巴掌打", "的臀部"},
{"squeeze", "緊擁", "緊緊地擁抱著", ""},
{"sysop", "召喚", "叫出了批踢踢，把", "踩扁了！"},
{"thank", "感謝", "向", "感謝得五體投地"},
{"tickle", "搔癢", "咕嘰!咕嘰!搔", "的癢"},
{"wake", "搖醒", "輕輕地把", "搖醒"},
{"wave", "揮手", "對著", "拼命的搖手"},
{"welcome", "歡迎", "歡迎", "進來八卦一下"},
{"what", "什麼", "說：『", "哩公瞎密哇隴聽某?？?﹖?』"},
{"whip", "鞭子", "手上拿著蠟燭，用鞭子痛打", ""},
{"wink", "眨眼", "對", "神秘的眨眨眼睛"},
{"zap", "猛攻", "對", "瘋狂的攻擊"},
{NULL, NULL, NULL, NULL}
};
static int
chicken_action(cu, cmd, party)
ChatUser *cu;
char *cmd;
char *party;
{
return 0;
}
static int
party_action(cu, cmd, party)
ChatUser *cu;
char *cmd;
char *party;
{
ChatAction *cap;
char *verb;
for (cap = party_data; (verb = cap->verb); cap++)
{
MYDOG;
if (str_equal(cmd, verb))
{
if (*party == '\0')
{
party = "大家";
}
else
{
ChatUser *xuser;
xuser = fuzzy_cuser_by_chatid(party);
if (xuser == NULL)
{ /* Thor.0724: 用 userid也嘛通 */
xuser = cuser_by_userid(party);
}
if (xuser == NULL)
{
sprintf(chatbuf, msg_no_such_id, party);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return 0;
}
else if (xuser == FUZZY_USER)
{
sprintf(chatbuf, "※ 請指明聊天代號");
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return 0;
}
else if (cu->room != xuser->room || CLOAK(xuser))
{
sprintf(chatbuf, msg_not_here, party);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
return 0;
}
else
{
party = xuser->chatid;
}
}
sprintf(chatbuf, "[1;32m%s [31m%s[33m %s [31m%s[m",
cu->chatid, cap->part1_msg, party, cap->part2_msg);
send_to_room(cu->room, chatbuf, cu->userno, MSG_MESSAGE);
return 0; /* Thor: cu->room 是否為 NULL? */
}
}
return 1;
}
/* --------------------------------------------- */
/* MUD-like social commands : speak */
/* --------------------------------------------- */
static ChatAction speak_data[] =
{
{
"ask", "詢問", "問", NULL
},
{
"chant", "歌頌", "高聲歌頌", NULL
},
{
"cheer", "喝采", "喝采", NULL
},
{
"chuckle", "輕笑", "輕笑", NULL
},
{
"curse", "暗幹", "暗幹", NULL
},
/* {"curse", "咒罵", NULL}, */
{
"demand", "要求", "要求", NULL
},
{
"frown", "皺眉頭", "蹙眉", NULL
},
{
"groan", "呻吟", "呻吟", NULL
},
{
"grumble", "發牢騷", "發牢騷", NULL
},
{
"guitar", "彈唱", "邊彈著吉他，邊唱著", NULL
},
/* {"helpme", "呼救","大聲呼救",NULL}, */
{
"hum", "喃喃", "喃喃自語", NULL
},
{
"moan", "怨嘆", "怨嘆", NULL
},
{
"notice", "強調", "強調", NULL
},
{
"order", "命令", "命令", NULL
},
{
"ponder", "沈思", "沈思", NULL
},
{
"pout", "噘嘴", "噘著嘴說", NULL
},
{
"pray", "祈禱", "祈禱", NULL
},
{
"request", "懇求", "懇求", NULL
},
{
"shout", "大罵", "大罵", NULL
},
{
"sing", "唱歌", "唱歌", NULL
},
{
"smile", "微笑", "微笑", NULL
},
{
"smirk", "假笑", "假笑", NULL
},
{
"swear", "發誓", "發誓", NULL
},
{
"tease", "嘲笑", "嘲笑", NULL
},
{
"whimper", "嗚咽", "嗚咽的說", NULL
},
{
"yawn", "哈欠", "邊打哈欠邊說", NULL
},
{
"yell", "大喊", "大喊", NULL
},
{
NULL, NULL, NULL, NULL
}
};
static int
speak_action(cu, cmd, msg)
ChatUser *cu;
char *cmd;
char *msg;
{
ChatAction *cap;
char *verb;
for (cap = speak_data; (verb = cap->verb); cap++)
{
MYDOG;
if (str_equal(cmd, verb))
{
sprintf(chatbuf, "[1;32m%s [31m%s：[33m %s[m",
cu->chatid, cap->part1_msg, msg);
send_to_room(cu->room, chatbuf, cu->userno, MSG_MESSAGE);
return 0; /* Thor: cu->room 是否為 NULL? */
}
}
return 1;
}
/* -------------------------------------------- */
/* MUD-like social commands : condition */
/* -------------------------------------------- */
static ChatAction condition_data[] =
{
{
"applaud", "拍手", "啪啪啪啪啪啪啪....", NULL
},
{
"ayo", "唉呦喂", "唉呦喂~~~", NULL
},
{
"back", "坐回來", "回來坐正繼續奮戰", NULL
},
{
"blood", "在血中", "倒在血泊之中", NULL
},
{
"blush", "臉紅", "臉都紅了", NULL
},
{
"broke", "心碎", "的心破碎成一片一片的", NULL
}, /* Thor.0731:應觀眾要求 */
/* {"bokan", "Bo Kan! Bo Kan!", NULL}, */
{
"careles", "沒人理", "嗚～～都沒有人理我 :~~~~", NULL
},
{
"chew", "嗑瓜子", "很悠閒的嗑起瓜子來了", NULL
},
{
"climb", "爬山", "自己慢慢爬上山來……", NULL
},
{
"cold", "感冒了", "感冒了,媽媽不讓我出去玩 :~~~(", NULL
},
{
"cough", "咳嗽", "咳了幾聲", NULL
},
{
"die", "暴斃", "當場暴斃", NULL
},
{
"faint", "昏倒", "當場昏倒", NULL
},
{
"flop", "香蕉皮", "踩到香蕉皮... 滑倒！", NULL
},
{
"fly", "飄飄然", "飄飄然", NULL
},
{
"frown", "蹙眉", "蹙眉", NULL
},
{
"gold", "拿金牌", "唱著：『金ㄍㄠˊ金ㄍㄠˊ 出國比賽! 得冠軍，拿金牌，光榮倒鄧來！』", NULL
},
{
"gulu", "肚子餓", "的肚子發出咕嚕~~~咕嚕~~~的聲音", NULL
},
{
"haha", "哇哈哈", "哇哈哈哈.....^o^", NULL
},
/* {"haha", "大笑","哇哈哈哈哈哈哈哈哈~~~~!!!!!", NULL}, */
{
"helpme", "求救", "大喊~~~救命啊~~~~", NULL
},
{
"hoho", "呵呵笑", "呵呵呵笑個不停", NULL
},
{
"happy", "高興", "高興得在地上打滾", NULL
},
/* {"happy", "高興", "ＹＡ！ *^_^*", NULL}, */
/* {"happy", "", "r-o-O-m....聽了真爽！", NULL}, */
/* {"hurricane", "Ｈｏ---Ｒｙｕ--Ｋａｎ！！！", NULL}, */
{
"idle", "呆住了", "呆住了", NULL
},
{
"jacky", "晃晃", "痞子般的晃來晃去", NULL
},
#if 0
/* Thor.0729: 不知其意 */
{
"lag", "網路慢", "lllllllaaaaaaaaaaaagggggggggggggg.................", NULL
},
#endif
{
"luck", "幸運", "哇！福氣啦！", NULL
},
{
"macarn", "一種舞", "開始跳起了ＭaＣaＲeＮa～～～～", NULL
},
{
"miou", "喵喵", "喵喵口苗口苗～～～～～", NULL
},
{
"mouth", "扁嘴", "扁嘴中!!", NULL
},
{
"nani", "怎麼會", "：奈ㄝ啊捏??", NULL
},
{
"nose", "流鼻血", "流鼻血", NULL
},
{
"puke", "嘔吐", "嘔吐中", NULL
},
/* {"puke", "真噁心，我聽了都想吐", NULL}, */
{
"rest", "休息", "休息中，請勿打擾", NULL
},
{
"reverse", "翻肚", "翻肚", NULL
},
{
"room", "開房間", "r-o-O-m-r-O-Ｏ-Mmm-rRＲ........", NULL
},
{
"shake", "搖頭", "搖了搖頭", NULL
},
{
"sleep", "睡著", "趴在鍵盤上睡著了，口水流進鍵盤，造成當機！", NULL
},
/* {"sleep", "Zzzzzzzzzz，真無聊，都快睡著了", NULL}, */
{
"so", "就醬子", "就醬子!!", NULL
},
{
"sorry", "道歉", "嗚啊!!我對不起大家,我對不起國家社會~~~~~~嗚啊~~~~~", NULL
},
{
"story", "講古", "開始講古了", NULL
},
{
"strut", "搖擺\走", "大搖大擺\地走", NULL
},
{
"suicide", "自殺", "自殺", NULL
},
{
"tea", "泡茶", "泡了壺好茶", NULL
},
{
"think", "思考", "歪著頭想了一下", NULL
},
{
"tongue", "吐舌", "吐了吐舌頭", NULL
},
{
"wall", "撞牆", "跑去撞牆", NULL
},
{
"wawa", "哇哇", "哇哇哇~~~~~!!!!! ~~~>_<~~~", NULL
},
/* {"wawa","哇哇哇......>_<",NULL}, */
{
"www", "汪汪", "汪汪汪!!!", NULL
},
{
"zzz", "打呼", "呼嚕~~~~ZZzZzｚＺZZzzZzzzZZ...", NULL
},
{
NULL, NULL, NULL, NULL
}
};
static int
condition_action(cu, cmd)
ChatUser *cu;
char *cmd;
{
ChatAction *cap;
char *verb;
for (cap = condition_data; (verb = cap->verb); cap++)
{
MYDOG;
if (str_equal(cmd, verb))
{
sprintf(chatbuf, "[1;32m%s [31m%s[m",
cu->chatid, cap->part1_msg);
send_to_room(cu->room, chatbuf, cu->userno, MSG_MESSAGE);
return 1; /* Thor: cu->room 是否為 NULL? */
}
}
return 0;
}
/* --------------------------------------------- */
/* MUD-like social commands : help */
/* --------------------------------------------- */
static char *dscrb[] =
{
"[1;37m【 Verb + Nick： 動詞 + 對方名字 】[36m 例：//kick piggy[m",
"[1;37m【 Verb + Message：動詞 + 要說的話 】[36m 例：//sing 天天天藍[m",
"[1;37m【 Verb：動詞 】 ↑↓：舊話重提[m", NULL
};
ChatAction *catbl[] =
{
party_data, speak_data, condition_data, NULL
};
static void
chat_partyinfo(cu, msg)
ChatUser *cu;
char *msg;
{
if (!common_client_command)
return; /* only allow common client to retrieve it */
sprintf(chatbuf, "3 動作 交談 狀態");
send_to_user(cu, chatbuf, 0, MSG_PARTYINFO);
}
static void
chat_party(cu, msg)
ChatUser *cu;
char *msg;
{
int kind, i;
ChatAction *cap;
if (!common_client_command)
return;
kind = atoi(nextword(&msg));
if (kind < 0 || kind > 2)
return;
sprintf(chatbuf, "%d %s", kind, kind == 2 ? "I" : "");
/* Xshadow: 只有 condition 才是 immediate mode */
send_to_user(cu, chatbuf, 0, MSG_PARTYLISTSTART);
cap = catbl[kind];
for (i = 0; cap[i].verb; i++)
{
sprintf(chatbuf, "%-10s %-20s", cap[i].verb, cap[i].chinese);
/* for (j=0;j<1000000;j++); */
send_to_user(cu, chatbuf, 0, MSG_PARTYLIST);
}
sprintf(chatbuf, "%d", kind);
send_to_user(cu, chatbuf, 0, MSG_PARTYLISTEND);
}
#define SCREEN_WIDTH 80
#define MAX_VERB_LEN 8
#define VERB_NO 10
static void
view_action_verb(cu, cmd) /* Thor.0726: 新加動詞分類顯示 */
register ChatUser *cu;
char cmd;
{
register int i;
register char *p, *q, *data, *expn;
register ChatAction *cap;
send_to_user(cu, "/c", 0, MSG_CLRSCR);
data = chatbuf;
if (cmd < '1' || cmd > '3')
{ /* Thor.0726: 寫得不好, 想辦法改進... */
for (i = 0; (p = dscrb[i]); i++)
{
sprintf(data, " [//]help %d - MUD-like 社交動詞 第 %d 類", i + 1, i + 1);
MYDOG;
send_to_user(cu, data, 0, MSG_MESSAGE);
send_to_user(cu, p, 0, MSG_MESSAGE);
send_to_user(cu, " ", 0, MSG_MESSAGE); /* Thor.0726: 換行, 需要 " "
* 嗎? */
}
}
else
{
i = cmd - '1';
send_to_user(cu, dscrb[i], 0, MSG_MESSAGE);
expn = chatbuf + 100; /* Thor.0726: 應該不會overlap吧? */
*data = '\0';
*expn = '\0';
cap = catbl[i];
for (i = 0; (p = cap[i].verb); i++)
{
MYDOG;
q = cap[i].chinese;
strcat(data, p);
strcat(expn, q);
if (((i + 1) % VERB_NO) == 0)
{
send_to_user(cu, data, 0, MSG_MESSAGE);
send_to_user(cu, expn, 0, MSG_MESSAGE); /* Thor.0726: 顯示中文註解 */
*data = '\0';
*expn = '\0';
}
else
{
strncat(data, " ", MAX_VERB_LEN - strlen(p));
strncat(expn, " ", MAX_VERB_LEN - strlen(q));
}
}
if (i % VERB_NO)
{
send_to_user(cu, data, 0, MSG_MESSAGE);
send_to_user(cu, expn, 0, MSG_MESSAGE); /* Thor.0726: 顯示中文註解 */
}
}
/* send_to_user(cu, " ",0); *//* Thor.0726: 換行, 需要 " " 嗎? */
}
void view_chicken_help(cu) /* Ptt: 鬥雞程式 的help */
register ChatUser *cu;
{
}
/* ----------------------------------------------------- */
/* chat user service routines */
/* ----------------------------------------------------- */
static ChatCmd chatcmdlist[] =
{
{"act", chat_act, 0},
{"bye", chat_goodbye, 0},
{"chatroom", chat_chatroom, 1}, /* Xshadow: for common client */
{"clear", chat_clear, 0},
{"cloak", chat_cloak, 2},
{"date", chat_date, 0},
{"flags", chat_setroom, 0},
{"help", chat_help, 0},
{"ignore", chat_ignore, 1},
{"invite", chat_invite, 0},
{"join", chat_join, 0},
{"kick", chat_kick, 1},
{"msg", chat_private, 0},
{"nick", chat_nick, 0},
{"operator", chat_makeop, 0},
{"party", chat_party, 1}, /* Xshadow: party data for common client */
{"partyinfo", chat_partyinfo, 1}, /* Xshadow: party info for common
* client */
{"query", chat_query, 0},
{"room", chat_list_rooms, 0},
{"unignore", chat_unignore, 1},
{"whoin", chat_list_by_room, 1},
{"wall", chat_broadcast, 2},
{"who", chat_map_chatids_thisroom, 0},
{"list", chat_list_users, 0},
{"topic", chat_topic, 1},
{"version", chat_version, 1},
{NULL, NULL, 0}
};
/* Thor: 0 不用 exact, 1 要 exactly equal, 2 秘密指令 */
static int
command_execute(cu)
ChatUser *cu;
{
char *cmd, *msg;
ChatCmd *cmdrec;
int match, ch;
msg = cu->ibuf;
match = *msg;
/* Validation routine */
if (cu->room == NULL)
{
/* MUST give special /! or /-! command if not in the room yet */
if (match == '/' && ((ch = msg[1]) == '!' || (ch == '-' && msg[2] == '!')))
{
cu->clitype = (ch == '-') ? 1 : 0;
return (login_user(cu, msg + 2 + cu->clitype));
}
else
return -1;
}
/* If not a /-command, it goes to the room. */
if (match != '/')
{
if (match)
{
char buf[16];
sprintf(buf, "%s:", cu->chatid);
sprintf(chatbuf, "%-10s%s", buf, msg);
if (!CLOAK(cu)) /* Thor: 聊天室隱身術 */
send_to_room(cu->room, chatbuf, cu->userno, MSG_MESSAGE);
/* Thor: 要 check cu->room NULL嗎? */
}
return 0;
}
msg++;
cmd = nextword(&msg);
match = 0;
if (*cmd == '/')
{
cmd++;
if (!*cmd || str_equal(cmd, "help"))
{
/* Thor.0726: 動詞分類 */
cmd = nextword(&msg);
view_action_verb(cu, *cmd);
match = 1;
}
else if (party_action(cu, cmd, msg) == 0)
match = 1;
else if (speak_action(cu, cmd, msg) == 0)
match = 1;
else
match = condition_action(cu, cmd);
}
else if(*cmd == '.')
{
cmd++;
if (!*cmd || str_equal(cmd, "help"))
{
view_chicken_help(cu);
match = 1;
}
else match = chicken_action(cu, cmd, msg);
}
else
{
char *str;
common_client_command = 0;
if((*cmd == '-')) {
if(cu->clitype) {
cmd++; /* Xshadow: 指令從下一個字元才開始 */
common_client_command = 1;
}
}
for(cmdrec = chatcmdlist; (str = cmdrec->cmdstr); cmdrec++)
{
MYDOG;
switch (cmdrec->exact)
{
case 1: /* exactly equal */
match = str_equal(cmd, str);
break;
case 2: /* Thor: secret command */
if (CHATSYSOP(cu))
match = str_equal(cmd, str);
break;
default: /* not necessary equal */
match = str_match(cmd, str) >= 0;
break;
}
if (match)
{
cmdrec->cmdfunc(cu, msg);
break;
}
}
}
if (!match)
{
sprintf(chatbuf, "◆ 指令錯誤：/%s", cmd);
send_to_user(cu, chatbuf, 0, MSG_MESSAGE);
}
return 0;
}
/* ----------------------------------------------------- */
/* serve chat_user's connection */
/* ----------------------------------------------------- */
static int
cuser_serve(cu)
ChatUser *cu;
{
register int ch, len, isize;
register char *str, *cmd;
static char buf[80];
str = buf;
len = recv(cu->sock, str, sizeof(buf) - 1, 0);
if (len <= 0)
{
/* disconnected */
exit_room(cu, EXIT_LOSTCONN, (char *) NULL);
return -1;
}
#if 0
/* Xshadow: 將送達的資料忠實紀錄下來 */
memcpy(logbuf, buf, sizeof(buf));
for (ch = 0; ch < sizeof(buf); ch++)
if (!logbuf[ch])
logbuf[ch] = '$';
logbuf[len + 1] = '\0';
logit("recv: ", logbuf);
#endif
#if 0
logit(cu->userid, str);
#endif
isize = cu->isize;
cmd = cu->ibuf + isize;
while (len--)
{
MYDOG;
ch = *str++;
if (ch == '\r' || !ch)
continue;
if (ch == '\n')
{
*cmd = '\0';
isize = 0;
cmd = cu->ibuf;
if (command_execute(cu) < 0)
return -1;
continue;
}
if (isize < 79)
{
*cmd++ = ch;
isize++;
}
}
cu->isize = isize;
return 0;
}
/* ----------------------------------------------------- */
/* chatroom server core routines */
/* ----------------------------------------------------- */
static int
start_daemon()
{
int fd, value;
char buf[80];
struct sockaddr_in fsin;
struct linger ld;
struct rlimit limit;
time_t dummy;
struct tm *dummy_time;
/*
* More idiot speed-hacking --- the first time conversion makes the C
* library open the files containing the locale definition and time zone.
* If this hasn't happened in the parent process, it happens in the
* children, once per connection --- and it does add up.
*/
time(&dummy);
dummy_time = gmtime(&dummy);
dummy_time = localtime(&dummy);
strftime(buf, 80, "%d/%b/%Y:%H:%M:%S", dummy_time);
/* --------------------------------------------------- */
/* speed-hacking DNS resolve */
/* --------------------------------------------------- */
gethostname(buf, sizeof(buf));
/* Thor: 萬一server尚未接受connection, 就回去的話, client 第一次會進入失敗 */
/* 所以移至 listen 後 */
/* --------------------------------------------------- */
/* detach daemon process */
/* --------------------------------------------------- */
close(0);
close(1);
close(2);
if (fork())
exit(0);
chdir(BBSHOME);
setsid();
attach_SHM();
/* --------------------------------------------------- */
/* adjust the resource limit */
/* --------------------------------------------------- */
getrlimit(RLIMIT_NOFILE, &limit);
limit.rlim_cur = limit.rlim_max;
setrlimit(RLIMIT_NOFILE, &limit);
#if 0
while (fd)
{
close(--fd);
}
value = getpid();
setpgrp(0, value);
if ((fd = open("/dev/tty", O_RDWR)) >= 0)
{
ioctl(fd, TIOCNOTTY, 0); /* Thor : 為什麼還要用 tty? */
close(fd);
}
#endif
fd = open(CHAT_PIDFILE, O_WRONLY | O_CREAT | O_TRUNC, 0600);
if (fd >= 0)
{
/* sprintf(buf, "%5d\n", value); */
sprintf(buf, "%5d\n", getpid());
write(fd, buf, 6);
close(fd);
}
#if 0
/* ------------------------------ */
/* trap signals */
/* ------------------------------ */
for (fd = 1; fd < NSIG; fd++)
{
signal(fd, SIG_IGN);
}
#endif
fd = socket(PF_INET, SOCK_STREAM, 0);
#if 0
value = fcntl(fd, F_GETFL, 0);
fcntl(fd, F_SETFL, value | O_NDELAY);
#endif
value = 1;
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *) &value, sizeof(value));
#if 0
setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, (char *) &value, sizeof(value));
value = 81920;
setsockopt(fd, SOL_SOCKET, SO_RCVBUF, (char *) &value, sizeof(value));
#endif
ld.l_onoff = ld.l_linger = 0;
setsockopt(fd, SOL_SOCKET, SO_LINGER, (char *) &ld, sizeof(ld));
memset((char *) &fsin, 0, sizeof(fsin));
fsin.sin_family = AF_INET;
fsin.sin_port = htons(NEW_CHATPORT);
fsin.sin_addr.s_addr = htonl(INADDR_ANY);
if (bind(fd, (struct sockaddr *) & fsin, sizeof(fsin)) < 0)
exit(1);
listen(fd, SOCK_QLEN);
return fd;
}
static void
free_resource(fd)
int fd;
{
static int loop = 0;
register ChatUser *user;
register int sock, num;
num = 0;
for (user = mainuser; user; user = user->unext)
{
MYDOG;
num++;
sock = user->sock;
if (fd < sock)
fd = sock;
}
sprintf(chatbuf, "%d, %d user (%d -> %d)", ++loop, num, maxfds, fd);
logit("LOOP", chatbuf);
maxfds = fd + 1;
}
#ifdef SERVER_USAGE
static void
server_usage()
{
struct rusage ru;
char buf[2048];
if (getrusage(RUSAGE_SELF, &ru))
return;
sprintf(buf, "\n[Server Usage]\n\n"
"user time: %.6f\n"
"system time: %.6f\n"
"maximum resident set size: %lu P\n"
"integral resident set size: %lu\n"
"page faults not requiring physical I/O: %ld\n"
"page faults requiring physical I/O: %ld\n"
"swaps: %ld\n"
"block input operations: %ld\n"
"block output operations: %ld\n"
"messages sent: %ld\n"
"messages received: %ld\n"
"signals received: %ld\n"
"voluntary context switches: %ld\n"
"involuntary context switches: %ld\n"
"gline: %d\n\n",
(double) ru.ru_utime.tv_sec + (double) ru.ru_utime.tv_usec / 1000000.0,
(double) ru.ru_stime.tv_sec + (double) ru.ru_stime.tv_usec / 1000000.0,
ru.ru_maxrss,
ru.ru_idrss,
ru.ru_minflt,
ru.ru_majflt,
ru.ru_nswap,
ru.ru_inblock,
ru.ru_oublock,
ru.ru_msgsnd,
ru.ru_msgrcv,
ru.ru_nsignals,
ru.ru_nvcsw,
ru.ru_nivcsw,
gline);
write(flog, buf, strlen(buf));
}
#endif
static void
abort_server()
{
log_close();
exit(1);
}
static void
reaper()
{
int state;
while (waitpid(-1, &state, WNOHANG | WUNTRACED) > 0)
{
MYDOG;
}
}
int
main()
{
register int msock, csock, nfds;
register ChatUser *cu;
register fd_set *rptr, *xptr;
fd_set rset, xset;
struct timeval tv;
time_t uptime, tmaintain;
msock = start_daemon();
setgid(BBSGID);
setuid(BBSUID);
log_init();
signal(SIGBUS, SIG_IGN);
signal(SIGSEGV, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
signal(SIGURG, SIG_IGN);
signal(SIGCHLD, reaper);
signal(SIGTERM, abort_server);
#ifdef SERVER_USAGE
signal(SIGPROF, server_usage);
#endif
/* ----------------------------- */
/* init variable : rooms & users */
/* ----------------------------- */
mainuser = NULL;
memset(&mainroom, 0, sizeof(mainroom));
strcpy(mainroom.name, MAIN_NAME);
strcpy(mainroom.topic, MAIN_TOPIC);
/* ----------------------------------- */
/* main loop */
/* ----------------------------------- */
#if 0
/* Thor: 在listen 後才回client, 每次進來就會成功 */
if (fork())
exit(0);
#endif
FD_ZERO(&mainfds);
FD_SET(msock, &mainfds);
rptr = &rset;
xptr = &xset;
maxfds = msock + 1;
tmaintain = time(0) + CHAT_INTERVAL;
for (;;)
{
uptime = time(0);
if (tmaintain < uptime)
{
tmaintain = uptime + CHAT_INTERVAL;
/* client/server 版本利用 ping-pong 方法判斷 user 是不是還活著 */
/* 如果 client 已經結束了，就釋放其 resource */
free_resource(msock);
}
MYDOG;
memcpy(rptr, &mainfds, sizeof(fd_set));
memcpy(xptr, &mainfds, sizeof(fd_set));
/* Thor: for future reservation bug */
tv.tv_sec = CHAT_INTERVAL;
tv.tv_usec = 0;
MYDOG;
nfds = select(maxfds, rptr, NULL, xptr, &tv);
MYDOG;
/* free idle user & chatroom's resource when no traffic */
if (nfds == 0)
{
continue;
}
/* check error condition */
if (nfds < 0)
{
csock = errno;
continue;
}
/* accept new connection */
if (FD_ISSET(msock, rptr))
{
for (;;)
{
MYDOG; /* Thor: check for endless */
csock = accept(msock, NULL, NULL);
if (csock >= 0)
{
MYDOG;
if((cu = (ChatUser *) malloc(sizeof(ChatUser))))
{
memset(cu, 0, sizeof(ChatUser));
cu->sock = csock;
cu->unext = mainuser;
mainuser = cu;
#if 0
if (mainuser.next)
mainuser.next->prev = cu;
cu->next = mainuser.next;
mainuser.next = cu;
cu->prev = &mainuser;
#endif
totaluser++;
FD_SET(csock, &mainfds);
if (csock >= maxfds)
maxfds = csock + 1;
#ifdef DEBUG
logit("accept", "OK");
#endif
}
else
{
close(csock);
logit("accept", "malloc fail");
}
MYDOG;
break;
}
csock = errno;
if (csock != EINTR)
{
break;
}
}
FD_CLR(msock, rptr);
if (--nfds <= 0)
continue;
}
for (cu = mainuser; cu; cu = cu->unext)
{
MYDOG;
csock = cu->sock;
if (FD_ISSET(csock, xptr))
{
logout_user(cu);
FD_CLR(csock, xptr);
}
else if (FD_ISSET(csock, rptr))
{
if (cuser_serve(cu) < 0)
logout_user(cu);
}
else
{
continue;
}
FD_CLR(csock, rptr);
if (--nfds <= 0)
break;
}
/* end of main loop */
}
}
