Merge from scw.angel.

*NOTE* Before running this revision, please read PttCurrent board
       at telnet://ptt.cc or http://scwg.wiki.ptt.cc/-Angel


git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@2014 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

11 files changed, 451 insertions, 71 deletions

diff --git a/mbbsd/brc.c b/mbbsd/brc.c
index 7ad5e30c..7ba1f40e 100644
--- a/mbbsd/brc.c
+++ b/mbbsd/brc.c
@@ -9,7 +9,7 @@
 
 #define BRC_BLOCKSIZE   1024
 
-#if MAX_BOARD > 32767 || BRC_MAXSIZE > 32767
+#if MAX_BOARD > 65535 || BRC_MAXSIZE > 65535
 #error Max number of boards or BRC_MAXSIZE cannot fit in unsighed short, \
 please rewrite brc.c
 #endif
@@ -109,13 +109,10 @@ brc_putrecord(char *ptr, char *endp, brcbid_t bid, brcnbrd_t num, const time_t *
 {
     char * tmp;
     if (num > 0 && list[0] > brc_expire_time &&
-	    ptr + sizeof(brcbid_t) + sizeof(brcnbrd_t) <= endp) {
+	    ptr + sizeof(brcbid_t) + sizeof(brcnbrd_t) < endp) {
 	if (num > BRC_MAXNUM)
 	    num = BRC_MAXNUM;
 
-	while (num > 0 && list[num - 1] < brc_expire_time)
-	    num--; /* don't write the times before brc_expire_time */
-
 	if (num == 0) return ptr;
 
 	*(brcbid_t*)ptr  = bid;         /* write in bid */
@@ -164,7 +161,6 @@ brc_insert_record(brcbid_t bid, brcnbrd_t num, time_t* list)
 
     ptr = brc_findrecord_in(brc_buf, brc_buf + brc_size, bid, &tnum);
 
-    /* FIXME: this loop is copied from brc_putrecord() */
     while (num > 0 && list[num - 1] < brc_expire_time)
 	num--; /* don't write the times before brc_expire_time */
 
@@ -172,8 +168,9 @@ brc_insert_record(brcbid_t bid, brcnbrd_t num, time_t* list)
 	brc_size -= tnum;
 
 	/* put on the beginning */
-	if (num && (new_size =
-		sizeof(brcbid_t) + sizeof(brcnbrd_t) + num * sizeof(time_t))){
+	if (num){
+	    new_size = sizeof(brcbid_t) + sizeof(brcnbrd_t)
+		+ num * sizeof(time_t);
 	    brc_size += new_size;
 	    if (brc_size > brc_alloc && !brc_enlarge_buf())
 		brc_size = BRC_MAXSIZE;
@@ -191,7 +188,7 @@ brc_insert_record(brcbid_t bid, brcnbrd_t num, time_t* list)
 	    int sindex = ptr - brc_buf;
 	    new_size = sizeof(brcbid_t) + sizeof(brcnbrd_t)
 		+ num * sizeof(time_t);
-	    brc_size += new_size - (tmpp - ptr);
+	    brc_size += new_size - len;
 	    if (brc_size > brc_alloc) {
 		if (brc_enlarge_buf()) {
 		    ptr = brc_buf + sindex;
@@ -206,7 +203,7 @@ brc_insert_record(brcbid_t bid, brcnbrd_t num, time_t* list)
 	    brc_putrecord(ptr, brc_buf + brc_alloc, bid, num, list);
 	} else { /* deleting record */
 	    memmove(ptr, tmpp, end_size);
-	    brc_size -= (tmpp - ptr);
+	    brc_size -= len;
 	}
     }
 
@@ -336,6 +333,8 @@ brc_initial_board(const char *boardname)
 
     brc_update(); /* write back first */
     currbid = getbnum(boardname);
+    if( currbid == 0 )
+	currbid = getbnum(DEFAULT_BOARD);
     currboard = bcache[currbid - 1].brdname;
     currbrdattr = bcache[currbid - 1].brdattr;
 
diff --git a/mbbsd/friend.c b/mbbsd/friend.c
index eea78bdc..92977969 100644
--- a/mbbsd/friend.c
+++ b/mbbsd/friend.c
@@ -312,7 +312,7 @@ friend_water(char *message, int type)
 	    if ((tuid = searchuser(userid)) && tuid != usernum &&
 		(uentp = (userinfo_t *) search_ulist(tuid)) &&
 		isvisible_uid(tuid))
-		my_write(uentp->pid, message, uentp->userid, 1, NULL);
+		my_write(uentp->pid, message, uentp->userid, WATERBALL_PREEDIT, NULL);
 	}
 	fclose(fp);
     }
diff --git a/mbbsd/io.c b/mbbsd/io.c
index 78adddda..aee1d04a 100644
--- a/mbbsd/io.c
+++ b/mbbsd/io.c
@@ -223,7 +223,6 @@ igetch()
         else                                       //  here is switch for default keys
 	switch (ch) {
         case IAC:
-        case '\n':              /* filters */
             continue;
 #ifdef DEBUG
 	case Ctrl('Q'):{
@@ -275,7 +274,7 @@ igetch()
 		return (ch);
 
 	    if (currutmp->msgs[0].pid &&
-		WATERMODE(WATER_OFO) && wmofo == -1) {
+		WATERMODE(WATER_OFO) && wmofo == NOTREPLYING) {
 		int             y, x, my_newfd;
 		screenline_t   *screen0 = calloc(t_lines, sizeof(screenline_t));
 		memcpy(screen0, big_picture, t_lines * sizeof(screenline_t));
@@ -315,8 +314,25 @@ igetch()
 		    i_newfd = 0;
 		    show_call_in(0, 0);
 		    watermode = 0;
-		    my_write(currutmp->msgs[0].pid, "水球丟過去 ： ",
-			     currutmp->msgs[0].userid, 0, NULL);
+#ifndef PLAY_ANGEL
+		    my_write(currutmp->msgs[0].pid, "水球丟過去： ",
+			    currutmp->msgs[0].userid, WATERBALL_GENERAL, NULL);
+#else
+		    switch (currutmp->msgs[0].msgmode) {
+			case MSGMODE_WRITE:
+			    my_write(currutmp->msgs[0].pid, "水球丟過去： ",
+				    currutmp->msgs[0].userid, WATERBALL_GENERAL, NULL);
+			    break;
+			case MSGMODE_FROMANGEL:
+			    my_write(currutmp->msgs[0].pid, "再問他一次： ",
+				    currutmp->msgs[0].userid, WATERBALL_ANGEL, NULL);
+			    break;
+			case MSGMODE_TOANGEL:
+			    my_write(currutmp->msgs[0].pid, "回答小主人： ",
+				    currutmp->msgs[0].userid, WATERBALL_ANSWER, NULL);
+			    break;
+		    }
+#endif
 		    i_newfd = my_newfd;
 
 		    /* 還原螢幕 */
@@ -327,7 +343,8 @@ igetch()
 		    continue;
 		}
 	    }
-            return ch;
+	    return ch;
+
 	case Ctrl('T'):
 	    if (WATERMODE(WATER_ORIG) || WATERMODE(WATER_NEW)) {
 		if (watermode > 0) {
@@ -373,7 +390,13 @@ igetch()
 		    continue;
 		}
 	    }
-            return ch;
+	    return ch;
+
+	case Ctrl('J'):  /* Ptt 把 \n 拿掉 */
+#ifdef PLAY_ANGEL
+	    CallAngel();
+#endif
+	    continue;
 
 	default:
             return ch;
diff --git a/mbbsd/mail.c b/mbbsd/mail.c
index 731f37cf..b8da8226 100644
--- a/mbbsd/mail.c
+++ b/mbbsd/mail.c
@@ -779,7 +779,7 @@ mailtitle()
     prints("[←]離開[↑↓]選擇[→]閱\讀信件 [R]回信 [x]轉達 "
 	     "[y]群組回信 [O]站外信:%s [h]求助\n\033[7m"
 	     "編號   日 期  作 者          信  件  標  題     \033[32m",
-	     HAS_PERM(PERM_NOOUTMAIL) ? "\033[31m關\033[m" : "開");
+	     REJECT_OUTTAMAIL ? "\033[31m關\033[m" : "開");
     buf[0] = 0;
     if (mailsumlimit) {
 	snprintf(buf, sizeof(buf),
@@ -971,7 +971,7 @@ mail_edit(int ent, fileheader_t * fhdr, char *direct)
 static int
 mail_nooutmail(int ent, fileheader_t * fhdr, char *direct)
 {
-    cuser.userlevel ^= PERM_NOOUTMAIL;
+    cuser.uflag2 ^= REJ_OUTTAMAIL;
     passwd_update(usernum, &cuser);
     return TITLE_REDRAW;
 
@@ -1233,7 +1233,7 @@ mail_waterball(int ent, fileheader_t * fhdr, char *direct)
     }
     if (invalidaddr(address))
 	return -2;
-    if( strstr(address, ".bbs") && HAS_PERM(PERM_NOOUTMAIL) ){
+    if( strstr(address, ".bbs") && REJECT_OUTTAMAIL ){
 	move(b_lines - 4, 0);
 	outs("\n您必須要打開接受站外信, 水球整理系統才能寄入結果\n"
 	     "請麻煩到【郵件選單】按大寫 O改成接受站外信 (在右上角)\n"
diff --git a/mbbsd/mbbsd.c b/mbbsd/mbbsd.c
index 47b9fd4a..529f0931 100644
--- a/mbbsd/mbbsd.c
+++ b/mbbsd/mbbsd.c
@@ -241,6 +241,12 @@ void
 show_call_in(int save, int which)
 {
     char            buf[200];
+#ifdef PLAY_ANGEL
+    if (currutmp->msgs[which].msgmode == MSGMODE_TOANGEL)
+	snprintf(buf, sizeof(buf), "\033[1;37;46m★%s\033[37;45m %s \033[m",
+		currutmp->msgs[which].userid, currutmp->msgs[which].last_call_in);
+    else
+#endif
     snprintf(buf, sizeof(buf), "\033[1;33;46m★%s\033[37;45m %s \033[m",
 	     currutmp->msgs[which].userid, currutmp->msgs[which].last_call_in);
     move(b_lines, 0);
@@ -284,7 +290,12 @@ add_history(msgque_t * msg)
 	add_history_water(&water[0], msg);
     if (WATERMODE(WATER_NEW) || WATERMODE(WATER_OFO)) {
 	for (i = 0; i < 5 && swater[i]; i++)
-	    if (swater[i]->pid == msg->pid)
+	    if (swater[i]->pid == msg->pid
+#ifdef PLAY_ANGEL
+		    && swater[i]->msg[0].msgmode == msg->msgmode
+		    /* When throwing waterball to angel directly */
+#endif
+	       	)
 		break;
 	if (i == 5) {
 	    waterinit = 1;
@@ -766,6 +777,11 @@ setup_utmp(int mode)
 #endif
     if (enter_uflag & CLOAK_FLAG)
 	uinfo.invisible = YEA;
+
+    if (REJECT_QUESTION)
+	uinfo.angel = 1;
+    uinfo.angel |= ANGEL_STATUS() << 1;
+
     getnewutmpent(&uinfo);
     SHM->UTMPneedsort = 1;
     if (!(cuser.numlogins % 20) && cuser.userlevel & PERM_BM)
@@ -982,7 +998,7 @@ do_aloha(char *hello)
 	    userinfo_t     *uentp;
 	    if ((uentp = (userinfo_t *) search_ulist_userid(userid)) && 
 		    isvisible(uentp, currutmp)) {
-		my_write(uentp->pid, genbuf, uentp->userid, 2, NULL);
+		my_write(uentp->pid, genbuf, uentp->userid, WATERBALL_ALOHA, NULL);
 	    }
 	}
 	fclose(fp);
diff --git a/mbbsd/menu.c b/mbbsd/menu.c
index 7e3ec37a..38a5801f 100644
--- a/mbbsd/menu.c
+++ b/mbbsd/menu.c
@@ -272,6 +272,9 @@ domenu(int cmdmode, char *cmdtitle, int cmd, commands_t cmdtable[])
 	    while (++i <= total)
 		if (cmdtable[i].desc[1] == cmd)
 		    break;
+	    if (cmd == 'H' && i > total){
+		/* TODO: Add menu help */
+	    }
 	}
 
 	if (i > total || !HAS_PERM(cmdtable[i].level))
@@ -344,6 +347,9 @@ static commands_t talklist[] = {
     {t_talk, PERM_PAGE,     "TTalk          找人聊聊"},
     {t_chat, PERM_CHAT,     "CChat          找家茶坊喫茶去"},
     {t_display, 0,          "DDisplay       顯示上幾次熱訊"},
+#ifdef PLAY_ANGEL
+    {t_changeangel, PERM_BASIC, "UAChange Angel 更換小天使"},
+#endif
     {NULL, 0, NULL}
 };
 
@@ -373,7 +379,7 @@ static commands_t namelist[] = {
 static commands_t userlist[] = {
     {u_info, PERM_LOGINOK,          "IInfo          設定個人資料與密碼"},
     {calendar, PERM_LOGINOK,          "CCalendar      個人行事曆"},
-    {u_editcalendar, PERM_LOGINOK,    "CDEditCalendar  編輯個人行事曆"},
+    {u_editcalendar, PERM_LOGINOK,    "CDEditCalendar 編輯個人行事曆"},
     {u_loginview, PERM_LOGINOK,     "LLogin View    選擇進站畫面"},
     {u_ansi, 0, "AANSI          切換 ANSI \033[36m彩\033[35m色\033[37m/"
      "\033[30;47m黑\033[1;37m白\033[m模示"},
@@ -384,9 +390,9 @@ static commands_t userlist[] = {
     {u_editplan, PERM_LOGINOK,      "QQueryEdit     編輯名片檔"},
     {u_editsig, PERM_LOGINOK,       "SSignature     編輯簽名檔"},
 #if HAVE_FREECLOAK
-    {u_cloak, PERM_LOGINOK,           "KKCloak         隱身術"},
+    {u_cloak, PERM_LOGINOK,           "KKCloak        隱身術"},
 #else
-    {u_cloak, PERM_CLOAK,           "KKCloak         隱身術"},
+    {u_cloak, PERM_CLOAK,           "KKCloak        隱身術"},
 #endif
     {u_register, PERM_BASIC,        "RRegister      填寫《註冊申請單》"},
     {u_list, PERM_SYSOP,            "UUsers         列出註冊名單"},
diff --git a/mbbsd/screen.c b/mbbsd/screen.c
index dcfafe2e..04dcec40 100644
--- a/mbbsd/screen.c
+++ b/mbbsd/screen.c
@@ -394,7 +394,7 @@ outc(unsigned char ch)
 }
 
 int
-edit_outs(char *text)
+edit_outs(const char *text)
 {
     register int    column = 0;
     register char   ch;
@@ -405,7 +405,7 @@ edit_outs(char *text)
 }
 
 void
-outs(char *str)
+outs(const char *str)
 {
     while (*str) {
 	outc(*str++);
@@ -414,7 +414,7 @@ outs(char *str)
 
 /* Jaky */
 void
-out_lines(char *str, int line)
+out_lines(const char *str, int line)
 {
     while (*str && line) {
 	outc(*str);
diff --git a/mbbsd/stuff.c b/mbbsd/stuff.c
index f59d8119..9e7e1c5a 100644
--- a/mbbsd/stuff.c
+++ b/mbbsd/stuff.c
@@ -424,7 +424,33 @@ vmsg_lines(const int lines, const char msg[])
     return ch;
 }
 
-char getans(const char *fmt,...)
+#ifdef PLAY_ANGEL
+void
+pressanykey_or_callangel(){
+    int             ch;
+
+    outmsg("\033[37;45;1m  \033[33m(h)\033[37m 呼叫小天使        "
+	   "● 請按 \033[33m(Space/Return)\033[37m 繼續 ●"
+	   "       \033[33m(^T)\033[37m 存暫存檔   \033[m");
+    do {
+	ch = igetch();
+
+	if (ch == Ctrl('T')) {
+	    capture_screen();
+	    break;
+	}else if (ch == 'h' || ch == 'H'){
+	    CallAngel();
+	    break;
+	}
+    } while ((ch != ' ') && (ch != KEY_LEFT) && (ch != '\r') && (ch != '\n'));
+    move(b_lines, 0);
+    clrtoeol();
+    refresh();
+}
+#endif
+
+char
+getans(const char *fmt,...)
 {
     char   msg[256];
     char   ans[5];
@@ -597,10 +623,12 @@ log_user(const char *fmt, ...)
 		    "%s: %s %s", cuser.userid, msg,  Cdate(&now));
 }
 
-int log_file(char *fn, int flag, const char *fmt,...)
+int
+log_file(char *fn, int flag, const char *fmt,...)
 {
-    int     fd;
-    char    msg[256], *realmsg;
+    int        fd;
+    char       msg[256];
+    const char *realmsg;
     if( !(flag & LOG_VF) ){
 	realmsg = fmt;
     }
@@ -638,7 +666,11 @@ show_help(char *helptext[])
 	else
 	    prints("        %s\n", str);
     }
+#ifdef PLAY_ANGEL
+    pressanykey_or_callangel();
+#else
     pressanykey();
+#endif
 }
 #endif // _BBS_UTIL_C_
 
diff --git a/mbbsd/talk.c b/mbbsd/talk.c
index 6864faf9..e5936862 100644
--- a/mbbsd/talk.c
+++ b/mbbsd/talk.c
@@ -457,6 +457,11 @@ water_scr(water_t * tw, int which, char type)
 	move(0, 0);
 	prints(" ");
 	move(0, 0);
+#ifdef PLAY_ANGEL
+	if (tw->msg[0].msgmode == MSGMODE_TOANGEL)
+	    prints("\033[0m回答小主人:");
+	else
+#endif
 	prints("\033[0m反擊 %s:", tw->userid);
 	clrtoeol();
 	move(0, strlen(tw->userid) + 6);
@@ -480,7 +485,7 @@ my_write2(void)
 
     if (swater[0] == NULL)
 	return;
-    wmofo = 0;
+    wmofo = REPLYING;
     currstat0 = currstat;
     c0 = currutmp->chatid[0];
     mode0 = currutmp->mode;
@@ -551,12 +556,26 @@ my_write2(void)
 	    move(0, 0);
 	    prints("\033[m");
 	    clrtoeol();
+#ifndef PLAY_ANGEL
 	    snprintf(genbuf, sizeof(genbuf), "攻擊 %s:", tw->userid);
+	    i = WATERBALL_CONFIRM;
+#else
+	    if (tw->msg[0].msgmode == MSGMODE_WRITE) {
+		snprintf(genbuf, sizeof(genbuf), "攻擊 %s:", tw->userid);
+		i = WATERBALL_CONFIRM;
+	    } else if (tw->msg[0].msgmode == MSGMODE_TOANGEL) {
+		strcpy(genbuf, "回答小主人:");
+		i = WATERBALL_CONFIRM_ANSWER;
+	    } else { /* tw->msg[0].msgmode == MSGMODE_FROMANGEL */
+		strcpy(genbuf, "再問他一次：");
+		i = WATERBALL_CONFIRM_ANGEL;
+	    }
+#endif
 	    if (!oldgetdata(0, 0, genbuf, msg,
-			    80 - strlen(tw->userid) - 6, DOECHO))
+			80 - strlen(tw->userid) - 6, DOECHO))
 		break;
 
-	    if (my_write(tw->pid, msg, tw->userid, 4, tw->uin))
+	    if (my_write(tw->pid, msg, tw->userid, i, tw->uin))
 		strncpy(tw->msg[5].last_call_in, t_last_write,
 			sizeof(tw->msg[5].last_call_in));
 	    break;
@@ -566,7 +585,7 @@ my_write2(void)
     currstat = currstat0;
     currutmp->chatid[0] = c0;
     currutmp->mode = mode0;
-    if (wmofo == RECVINREPLYING){
+    if (wmofo == RECVINREPLYING) {
 	wmofo = NOTREPLYING;
 	write_request(0);
     }
@@ -574,10 +593,22 @@ my_write2(void)
 }
 
 /*
- * 被呼叫的時機: 1. 丟群組水球 flag = 1 (pre-edit) 2. 回水球     flag = 0 3.
- * 上站aloha  flag = 2 (pre-edit) 4. 廣播       flag = 3 if SYSOP, otherwise
- * flag = 1 (pre-edit) 5. 丟水球     flag = 0 6. my_write2  flag = 4
- * (pre-edit) but confirm
+ * 被呼叫的時機:
+ * 1. 丟群組水球 flag = WATERBALL_PREEDIT, 1 (pre-edit)
+ * 2. 回水球     flag = WATERBALL_GENERAL, 0
+ * 3. 上站aloha  flag = WATERBALL_ALOHA,   2 (pre-edit)
+ * 4. 廣播       flag = WATERBALL_SYSOP,   3 if SYSOP
+ *               flag = WATERBALL_PREEDIT, 1 otherwise
+ * 5. 丟水球     flag = WATERBALL_GENGRAL, 0
+ * 6. my_write2  flag = WATERBALL_CONFIRM, 4 (pre-edit but confirm)
+ * 7. (when defined PLAY_ANGEL)
+ *    呼叫小天使 flag = WATERBALL_ANGEL,   5 (id = "小天使")
+ * 8. (when defined PLAY_ANGEL)
+ *    回答小主人 flag = WATERBALL_ANSWER,  6 (隱藏 id)
+ * 9. (when defined PLAY_ANGEL)
+ *    呼叫小天使 flag = WATERBALL_CONFIRM_ANGEL, 7 (pre-edit)
+ * 10. (when defined PLAY_ANGEL)
+ *    回答小主人 flag = WATERBALL_CONFIRM_ANSWER, 8 (pre-edit)
  */
 int
 my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
@@ -591,7 +622,7 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
     uin = (puin != NULL) ? puin : (userinfo_t *) search_ulist_pid(pid);
     strlcpy(destid, id, sizeof(destid));
 
-    if (!uin && !(flag == 0 && water_which->count > 0)) {
+    if (!uin && !(flag == WATERBALL_GENERAL && water_which->count > 0)) {
 	vmsg("糟糕! 對方已落跑了(不在站上)! ");
 	watermode = -1;
 	return 0;
@@ -602,7 +633,11 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
 
     ptime = localtime(&now);
 
-    if (flag == 0) {
+    if (flag == WATERBALL_GENERAL
+#ifdef PLAY_ANGEL
+	    || flag == WATERBALL_ANGEL || flag == WATERBALL_ANSWER
+#endif
+	    ) {
 	/* 一般水球 */
 	watermode = 0;
 	if (!(len = getdata(0, 0, prompt, msg, 56, DOECHO))) {
@@ -626,8 +661,13 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
     }
 
     strip_ansi(msg, msg, STRIP_ALL);
-    if (uin && *uin->userid && (flag == 0 || flag == 4)) {
-	snprintf(buf, sizeof(buf), "丟給 %s : %s [Y/n]?", uin->userid, msg);
+    if (uin && *uin->userid &&
+	    (flag == WATERBALL_GENERAL || flag == WATERBALL_CONFIRM
+#ifdef PLAY_ANGEL
+	     || flag == WATERBALL_ANGEL || flag == WATERBALL_ANSWER
+#endif
+	     )) {
+	snprintf(buf, sizeof(buf), "丟給 %s : %s [Y/n]?", destid, msg);
 	getdata(0, 0, buf, genbuf, 3, LCECHO);
 	if (genbuf[0] == 'n') {
 	    currutmp->chatid[0] = c0;
@@ -638,7 +678,11 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
 	}
     }
     watermode = -1;
-    if (!uin || !*uin->userid || strcasecmp(destid, uin->userid)) {
+    if (!uin || !*uin->userid || (strcasecmp(destid, uin->userid)
+#ifdef PLAY_ANGEL
+	    && flag != WATERBALL_ANGEL && flag != WATERBALL_CONFIRM_ANGEL
+#endif
+	    )) {
 	vmsg("糟糕! 對方已落跑了(不在站上)! ");
 	currutmp->chatid[0] = c0;
 	currutmp->mode = mode0;
@@ -646,7 +690,7 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
 	return 0;
     }
     fri_stat = friend_stat(currutmp, uin);
-    if (flag != 2) {		/* aloha 的水球不用存下來 */
+    if (flag != WATERBALL_ALOHA) {	/* aloha 的水球不用存下來 */
 	/* 存到自己的水球檔 */
 	if (!fp_writelog) {
 	    sethomefile(genbuf, cuser.userid, fn_writelog);
@@ -654,24 +698,37 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
 	}
 	if (fp_writelog) {
 	    fprintf(fp_writelog, "To %s: %s [%s]\n",
-		    uin->userid, msg, Cdatelite(&now));
-	    snprintf(t_last_write, 66, "To %s: %s", uin->userid, msg);
+		    destid, msg, Cdatelite(&now));
+	    snprintf(t_last_write, 66, "To %s: %s", destid, msg);
 	}
     }
-    if (flag == 3 && uin->msgcount) {
+    if (flag == WATERBALL_SYSOP && uin->msgcount) {
 	/* 不懂 */
 	uin->destuip = currutmp - &SHM->uinfo[0];
 	uin->sig = 2;
 	if (uin->pid > 0)
 	    kill(uin->pid, SIGUSR1);
-    } else if (flag != 2 &&
+    } else if ((flag != WATERBALL_ALOHA &&
+#ifdef PLAY_ANGEL
+	       flag != WATERBALL_ANGEL &&
+	       flag != WATERBALL_ANSWER &&
+	       flag != WATERBALL_CONFIRM_ANGEL &&
+	       flag != WATERBALL_CONFIRM_ANSWER &&
+	       /* Angel accept or not is checked outside.
+		* Avoiding new users don't know what pager is. */
+#endif
 	       !HAS_PERM(PERM_SYSOP) &&
 	       (uin->pager == 3 ||
 		uin->pager == 2 ||
 		(uin->pager == 4 &&
 		 !(fri_stat & HFM))))
+#ifdef PLAY_ANGEL
+	       || ((flag == WATERBALL_ANGEL || flag == WATERBALL_CONFIRM_ANGEL)
+		   && (uin->angel & 1))
+#endif
+	       ) {
 	outmsg("\033[1;33;41m糟糕! 對方防水了! \033[37m~>_<~\033[m");
-    else {
+    } else {
 	int     write_pos = uin->msgcount; /* try to avoid race */
 	if ( write_pos < (MAX_MSGS - 1) ) { /* race here */
 	    unsigned char   pager0 = uin->pager;
@@ -679,12 +736,34 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
 	    uin->msgcount = write_pos + 1;
 	    uin->pager = 2;
 	    uin->msgs[write_pos].pid = currpid;
-	    strlcpy(uin->msgs[write_pos].userid, cuser.userid,
+#ifdef PLAY_ANGEL
+	    if (flag == WATERBALL_ANSWER || flag == WATERBALL_CONFIRM_ANSWER)
+		strlcpy(uin->msgs[write_pos].userid, "小天使", 
 		    sizeof(uin->msgs[write_pos].userid));
+	    else
+#endif
+		strlcpy(uin->msgs[write_pos].userid, cuser.userid,
+			sizeof(uin->msgs[write_pos].userid));
 	    strlcpy(uin->msgs[write_pos].last_call_in, msg,
 		    sizeof(uin->msgs[write_pos].last_call_in));
+#ifndef PLAY_ANGEL
+	    uin->msgs[write_pos].msgmode = MSGMODE_WRITE;
+#else
+	    switch (flag) {
+		case WATERBALL_ANGEL:
+		case WATERBALL_CONFIRM_ANGEL:
+		    uin->msgs[write_pos].msgmode = MSGMODE_TOANGEL;
+		    break;
+		case WATERBALL_ANSWER:
+		case WATERBALL_CONFIRM_ANSWER:
+		    uin->msgs[write_pos].msgmode = MSGMODE_FROMANGEL;
+		    break;
+		default:
+		    uin->msgs[write_pos].msgmode = MSGMODE_WRITE;
+	    }
+#endif
 	    uin->pager = pager0;
-	} else if (flag != 2)
+	} else if (flag != WATERBALL_ALOHA)
 	    outmsg("\033[1;33;41m糟糕! 對方不行了! (收到太多水球) \033[37m@_@\033[m");
 
 	if (uin->msgcount >= 1 &&
@@ -693,12 +772,21 @@ my_write(pid_t pid, char *prompt, char *id, int flag, userinfo_t * puin)
 #else
 	    (uin->pid <= 0 || kill(uin->pid, SIGUSR2) == -1) 
 #endif
-	    && flag != 2)
+	    && flag != WATERBALL_ALOHA)
 	    outmsg("\033[1;33;41m糟糕! 沒打中! \033[37m~>_<~\033[m");
-	else if (uin->msgcount == 1 && flag != 2)
+	else if (uin->msgcount == 1 && flag != WATERBALL_ALOHA)
 	    outmsg("\033[1;33;44m水球砸過去了! \033[37m*^o^*\033[m");
-	else if (uin->msgcount > 1 && uin->msgcount < MAX_MSGS && flag != 2)
+	else if (uin->msgcount > 1 && uin->msgcount < MAX_MSGS &&
+		flag != WATERBALL_ALOHA)
 	    outmsg("\033[1;33;44m再補上一粒! \033[37m*^o^*\033[m");
+
+#if defined(NOKILLWATERBALL) && defined(PLAY_ANGEL)
+	/* Questioning and answering should better deliver immediately. */
+	if ((flag == WATERBALL_ANGEL || flag == WATERBALL_ANSWER ||
+	    flag == WATERBALL_CONFIRM_ANGEL ||
+	    flag == WATERBALL_CONFIRM_ANSWER) && uin->pid)
+	    kill(uin->pid, SIGUSR2);
+#endif
     }
 
     clrtoeol();
@@ -770,8 +858,9 @@ t_display_new(void)
 	    }
 	}
 	for (i = 0; i < water_which->count; i++) {
-	    int             a = (water_which->top - i - 1 + MAX_REVIEW) % MAX_REVIEW, len = 75 - strlen(water_which->msg[a].last_call_in)
-	    - strlen(water_which->msg[a].userid);
+	    int a = (water_which->top - i - 1 + MAX_REVIEW) % MAX_REVIEW;
+	    int len = 75 - strlen(water_which->msg[a].last_call_in)
+		- strlen(water_which->msg[a].userid);
 	    if (len < 0)
 		len = 0;
 
@@ -1429,7 +1518,11 @@ t_showhelp()
 	outs("(Y)             顯示正在看什麼板\n");
 #endif
     }
+#ifdef PLAY_ANGEL
+    pressanykey_or_callangel();
+#else
     pressanykey();
+#endif
 }
 
 /*
@@ -1849,10 +1942,18 @@ draw_pickup(int drawall, pickup_t * pickup, int pickup_way,
 int
 call_in(userinfo_t * uentp, int fri_stat)
 {
+#ifdef PLAY_ANGLE
+    static int CallInAngelWarning = 1;
+    if( CallInAngelWarning && ! strcasecmp(uentp->userid, cuser.myangel) ){
+	outmsg("直接丟水球給小天使是會被知道 ID 的喔！");
+	CallInAngelWarning = 0;
+    }
+#endif
+ 
     if (iswritable_stat(uentp, fri_stat)) {
 	char            genbuf[60];
 	snprintf(genbuf, sizeof(genbuf), "Call-In %s ：", uentp->userid);
-	my_write(uentp->pid, genbuf, uentp->userid, 0, NULL);
+	my_write(uentp->pid, genbuf, uentp->userid, WATERBALL_GENERAL, NULL);
 	return 1;
     }
     return 0;
@@ -2171,7 +2272,7 @@ userlist(void)
 			    uentp = SHM->sorted[SHM->currsorted][0][i];
 			    if (uentp->pid && kill(uentp->pid, 0) != -1)
 				my_write(uentp->pid, genbuf,
-					 uentp->userid, 1, NULL);
+					 uentp->userid, WATERBALL_PREEDIT, NULL);
 			    if (i % 100 == 0)
 				sleep(1);
 			}
@@ -2191,8 +2292,8 @@ userlist(void)
 				uentp->pager != 3 &&
 				(uentp->pager != 4 || frstate & HFM) &&
 				!(frstate & IRH)) {
-				my_write(uentp->pid, genbuf,
-					 uentp->userid, 1, NULL);
+				my_write(uentp->pid, genbuf, uentp->userid,
+					WATERBALL_PREEDIT, NULL);
 			    }
 			}
 		    }
@@ -2626,6 +2727,7 @@ talkreply(void)
     strlcpy(currutmp->msgs[0].userid, uip->userid, sizeof(currutmp->msgs[0].userid));
     strlcpy(currutmp->msgs[0].last_call_in, "呼叫、呼叫，聽到請回答 (Ctrl-R)",
 	    sizeof(currutmp->msgs[0].last_call_in));
+    currutmp->msgs[0].msgmode = MSGMODE_TALK;
     prints("對方來自 [%s]，共上站 %d 次，文章 %d 篇\n",
 	    uip->from, xuser.numlogins, xuser.numposts);
     showplans(uip->userid);
@@ -2705,3 +2807,150 @@ talkreply(void)
  * ""); } if (++linecnt < 3){ strcat(uentry, "│"); outs(uentry); } else{
  * outs(uentry); linecnt = 0; clrtoeol(); move(++lineno, 0); } return 0; }
  */
+
+#ifdef PLAY_ANGEL
+/* 小天使小主人處理函式 */
+int
+t_changeangel(){
+    char buf[4];
+    if( cuser.myangel[0] == 0 ) return 0;
+    getdata(b_lines - 1, 0,
+	    "更換小天使後就無法換回了喔！ 是否要更換小天使？ [y/N]",
+	    buf, 3, LCECHO);
+    if( buf[0] == 'y' || buf[0] == 'Y' ){
+	cuser.myangel[0] = 0;
+	outs("小天使更新完成，下次呼叫時會選出新的小天使");
+    }
+    return XEASY;
+}
+
+static int
+FindAngel(void){
+    int nAngel;
+    int i, j;
+    int choose;
+    int trial = 0;
+    int mask;
+
+    if (cuser.sex < 6) /* 正常性別 */
+	mask = 1 | (2 << (cuser.sex & 1));
+    else
+	mask = 7;
+
+    do{
+	nAngel = 0;
+	j = SHM->currsorted;
+	for (i = 0; i < SHM->UTMPnumber; ++i)
+	    if ((SHM->sorted[j][0][i]->userlevel & PERM_ANGEL)
+		    && (SHM->sorted[j][0][j]->angel & mask) == 0)
+		++nAngel;
+
+	if (nAngel == 0)
+	    return 0;
+
+	choose = rand() % nAngel + 1;
+	j = SHM->currsorted;
+	for (i = 0; i < SHM->UTMPnumber && choose; ++i)
+	    if ((SHM->sorted[j][0][i]->userlevel & PERM_ANGEL)
+		    && (SHM->sorted[j][0][j]->angel & mask) == 0)
+		--choose;
+
+	if (choose == 0 && SHM->sorted[j][0][i - 1]->uid != currutmp->uid){
+	    strlcpy(cuser.myangel, SHM->sorted[j][0][i - 1]->userid, IDLEN + 1);
+	    return 1;
+	}
+    }while(++trial < 5);
+    return 0;
+}
+
+static void
+NoAngelFound(const char* msg){
+    move(b_lines, 0);
+    outs(msg);
+    if (currutmp->mode != EDITING)
+	outs("，請先在新手板上尋找答案或按 Ctrl-P 發問");
+    clrtoeol();
+    refresh();
+    sleep(1);
+    if (currutmp->mode != EDITING){
+	char old_board[IDLEN + 1] = "";
+	if (currboard)
+	    strlcpy(old_board, currboard, IDLEN + 1);
+
+	brc_initial_board("PttNewHand");
+	Read();
+
+	if (old_board[0])
+	    brc_initial_board(old_board);
+    }
+    return;
+}
+
+static void
+TalkToAngel(){
+    userinfo_t* uent;
+
+    if (cuser.myangel[0] == 0 && ! FindAngel()){
+	NoAngelFound("現在沒有小天使在線上");
+	return;
+    }
+
+    uent = search_ulist_userid(cuser.myangel);
+    if (uent == 0 || (uent->angel & 1)){
+	NoAngelFound("您的小天使現在不在線上");
+	return;
+    }
+
+    /* 這段話或許可以在小天使回答問題時 show 出來
+    move(b_lines - 1, 0);
+    outs("現在你的id受到保密，回答你問題的小天使並不知道你是誰       \n"
+         "你可以選擇不向對方透露自己身份來保護自己                   ");
+	 */
+
+    my_write(uent->pid, "問小天使： ", "小天使", WATERBALL_ANGEL, uent);
+    return;
+}
+
+void
+CallAngel(){
+    static int entered = 0;
+    screenline_t   *screen0;
+    int x, y;
+
+    if (entered)
+	return;
+    entered = 1;
+
+    screen0 = calloc(t_lines, sizeof(screenline_t));
+    getyx(&y, &x);
+    memcpy(screen0, big_picture, t_lines * sizeof(screenline_t));
+
+    TalkToAngel();
+
+    memcpy(big_picture, screen0, t_lines * sizeof(screenline_t));
+    move(y, x);
+    free(screen0);
+    redoscr();
+
+    entered = 0;
+}
+
+void
+SwitchBeingAngel(){
+    cuser.uflag2 ^= REJ_QUESTION;
+    currutmp->angel ^= 1;
+}
+
+void
+SwitchAngelSex(int newmode){
+    ANGEL_SET(newmode);
+    currutmp->angel = (currutmp->angel & ~0x6) | ((newmode & 3) << 1);
+}
+
+int
+t_switchangel(){
+    SwitchBeingAngel();
+    outs(REJECT_QUESTION ? "休息一會兒" : "開放小主人問問題");
+    return XEASY;
+}
+#endif
diff --git a/mbbsd/user.c b/mbbsd/user.c
index 9227c381..f73a26be 100644
--- a/mbbsd/user.c
+++ b/mbbsd/user.c
@@ -89,6 +89,11 @@ user_display(userec_t * u, int real)
 	   get_num_records(genbuf, sizeof(fileheader_t)),
 	   u->exmailbox, u->mobile,
 	   u->month, u->day, u->year % 100, u->mychicken.name);
+#ifdef PLAY_ANGEL
+    if (real)
+	prints("                小 天 使: %s\n",
+		u->myangel[0] ? u->myangel : "無");
+#endif
     prints("                註冊日期: %s", ctime(&u->firstlogin));
     prints("                前次光臨: %s", ctime(&u->lastlogin));
     prints("                前次點歌: %s", ctime(&u->lastsong));
@@ -217,7 +222,11 @@ violate_law(userec_t * u, int unum)
 static void Customize(void)
 {
     char    done = 0, mindbuf[5];
+    int     key;
     char    *wm[3] = {"一般", "進階", "未來"};
+#ifdef PLAY_ANGEL
+    char    *am[4] = {"男女皆可", "限女生", "限男生", "暫不接受新的小主人"};
+#endif
 
     showtitle("個人化設定", "個人化設定");
     memcpy(mindbuf, &currutmp->mind, 4);
@@ -228,14 +237,23 @@ static void Customize(void)
 	move(4, 0);
 	prints("%-30s%10s\n", "A. 水球模式",
 	       wm[(cuser.uflag2 & WATER_MASK)]);
-	prints("%-30s%10s\n", "B. 接受站外信",
-	       ((cuser.userlevel & PERM_NOOUTMAIL) ? "否" : "是"));
+	prints("%-30s%10s\n", "B. 接受站外信", REJECT_OUTTAMAIL ? "否" : "是");
 	prints("%-30s%10s\n", "C. 新板自動進我的最愛",
 	       ((cuser.uflag2 & FAVNEW_FLAG) ? "是" : "否"));
 	prints("%-30s%10s\n", "D. 目前的心情", mindbuf);
 	prints("%-30s%10s\n", "E. 高亮度顯示我的最愛", 
 	       ((cuser.uflag2 & FAVNOHILIGHT) ? "否" : "是"));
-	switch(getkey("請按 [A-E] 切換設定，按 [Return] 結束：")){
+#ifdef PLAY_ANGEL
+	if( HAS_PERM(PERM_ANGEL) ){
+	    prints("%-30s%10s\n", "F. 開放小主人詢問", 
+		    (REJECT_QUESTION ? "否" : "是"));
+	    prints("%-30s%10s\n", "G. 接受的小主人性別", am[ANGEL_STATUS()]);
+	    key = getkey("請按 [A-G] 切換設定，按 [Return] 結束：");
+	}else
+#endif
+	    key = getkey("請按 [A-e] 切換設定，按 [Return] 結束：");
+
+	switch (key) {
 	case 'a':{
 	    int     currentset = cuser.uflag2 & WATER_MASK;
 	    currentset = (currentset + 1) % 3;
@@ -245,7 +263,7 @@ static void Customize(void)
 	}
 	    break;
 	case 'b':
-	    cuser.userlevel ^= PERM_NOOUTMAIL;
+	    cuser.uflag2 ^= REJ_OUTTAMAIL;
 	    break;
 	case 'c':
 	    cuser.uflag2 ^= FAVNEW_FLAG;
@@ -266,6 +284,23 @@ static void Customize(void)
 	case 'e':
 	    cuser.uflag2 ^= FAVNOHILIGHT;
 	    break;
+
+#ifdef PLAY_ANGEL
+	case 'f':
+	    if( HAS_PERM(PERM_ANGEL) ){
+		SwitchBeingAngel();
+		break;
+	    }
+	    done = 1;
+	    break;
+
+	case 'g':
+	    if( HAS_PERM(PERM_ANGEL) ){
+		SwitchAngelSex(ANGEL_STATUS() + 1);
+		break;
+	    }
+#endif
+
 	default:
 	    done = 1;
 	}
@@ -374,6 +409,21 @@ uinfo_query(userec_t * u, int real, int unum)
 	    i++;
 	    break;
 	}
+
+#ifdef PLAY_ANGEL
+	if (real)
+	    while (1) {
+		getdata_str(i, 0, "小天使：", buf, IDLEN + 1, DOECHO,
+			x.myangel);
+		if(buf[0] == 0 || (getuser(buf) &&
+			    (xuser.userlevel & PERM_ANGEL))){
+		    strlcpy(x.myangel, buf, IDLEN + 1);
+		    ++i;
+		    break;
+		}
+	    }
+#endif
+
 	if (real) {
 	    int l;
 	    if (HAS_PERM(PERM_BBSADM)) {
diff --git a/mbbsd/var.c b/mbbsd/var.c
index 3ff019f0..c499663b 100644
--- a/mbbsd/var.c
+++ b/mbbsd/var.c
@@ -21,7 +21,11 @@ char           *str_permid[] = {
     "BBSADM",			/* PERM_POSTMARK */
     "不列入排行榜",		/* PERM_NOTOP */
     "違法通緝中",		/* PERM_VIOLATELAW */
-    "不接受站外的信",		/* PERM_ */
+#ifdef PLAY_ANGEL
+    "可擔任小天使",		/* PERM_ANGEL */
+#else
+    "未使用",
+#endif
     "不允許\認證碼註冊",	/* PERM_NOREGCODE */
     "視覺站長",			/* PERM_VIEWSYSOP */
     "觀察使用者行蹤",		/* PERM_LOGUSER */
@@ -332,13 +336,14 @@ int             automargins = 1;
 time_t          now;
 int             KEY_ESC_arg;
 int             watermode = -1;
-int             wmofo = -1;
+int             wmofo = NOTREPLYING;
 /*
  * WATERMODE(WATER_ORIG) | WATERMODE(WATER_NEW):
  * ????????????????????
- * Ptt 水球回顧 e = -1
- * 沒在回水球 = 0   在回上一顆水球  (Ctrl-R) > 0   在回前 n 顆水球 (Ctrl-R
- * Ctrl-R)
+ * Ptt 水球回顧   (FIXME: guessed by scw)
+ * watermode = -1 沒在回水球
+ *           = 0   在回上一顆水球  (Ctrl-R)
+ *           > 0   在回前 n 顆水球 (Ctrl-R Ctrl-R)
  * 
  * WATERMODE(WATER_OFO)  by in2
  * wmofo     = NOTREPLYING     沒在回水球