path: root/mbbsd/gamble.c

/* $Id$ */
#include "bbs.h"

#ifndef _BBS_UTIL_C_
#define MAX_ITEM    8   //最大 賭項(item) 個數
#define MAX_ITEM_LEN    30  //最大 每一賭項名字長度
#define MAX_SUBJECT_LEN 650 //8*81 = 648 最大 主題長度

static int      currbid;

static int
load_ticket_record(char *direct, int ticket[])
{
    char            buf[256];
    int             i, total = 0;
    FILE           *fp;
    snprintf(buf, sizeof(buf), "%s/" FN_TICKET_RECORD, direct);
    if (!(fp = fopen(buf, "r")))
    return 0;
    for (i = 0; i < MAX_ITEM && fscanf(fp, "%9d ", &ticket[i])==1; i++)
    total = total + ticket[i];
    fclose(fp);
    return total;
}

static int
show_ticket_data(char betname[MAX_ITEM][MAX_ITEM_LEN],char *direct, int *price, boardheader_t * bh)
{
    int             i, count, total = 0, end = 0, ticket[MAX_ITEM] = {0, 0, 0, 0, 0, 0, 0, 0};
    FILE           *fp;
    char            genbuf[256], t[25];

    clear();
    if (bh) {
    snprintf(genbuf, sizeof(genbuf), I18N[1061], bh->brdname);
    if (bh->endgamble && now < bh->endgamble &&
        bh->endgamble - now < 3600) {
        snprintf(t, sizeof(t),
             I18N[1062], (int)(bh->endgamble - now));
        showtitle(genbuf, t);
    } else
        showtitle(genbuf, BBSNAME);
    } else
    showtitle(I18N[1063], BBSNAME);
    move(2, 0);
    snprintf(genbuf, sizeof(genbuf), "%s/" FN_TICKET_ITEMS, direct);
    if (!(fp = fopen(genbuf, "r"))) {
    prints(I18N[1064]);
    snprintf(genbuf, sizeof(genbuf), "%s/" FN_TICKET_OUTCOME, direct);
    more(genbuf, NA);
    return 0;
    }
    fgets(genbuf, MAX_ITEM_LEN, fp);
    *price = atoi(genbuf);
    for (count = 0; fgets(betname[count], MAX_ITEM_LEN, fp) && count < MAX_ITEM; count++)
    strtok(betname[count], "\r\n");
    fclose(fp);

    prints(I18N[1065], *price,
       bh ? I18N[1066] :
            I18N[1067],
       bh ? I18N[1068] : "",
       bh ? I18N[1069] : I18N[1070]);


    snprintf(genbuf, sizeof(genbuf), "%s/" FN_TICKET, direct);
    if (!dashf(genbuf)) {
    snprintf(genbuf, sizeof(genbuf), "%s/" FN_TICKET_END, direct);
    end = 1;
    }
    show_file(genbuf, 8, -1, NO_RELOAD);
    move(15, 0);
    prints(I18N[1071]);

    total = load_ticket_record(direct, ticket);

    prints("\033[33m");
    for (i = 0; i < count; i++) {
    prints("%d.%-8s: %-7d", i + 1, betname[i], ticket[i]);
    if (i == 3)
        prints("\n");
    }
    prints(I18N[1072], total * (*price));
    if (end) {
    prints(I18N[1073]);
    return -count;
    }
    return count;
}

static void
append_ticket_record(char *direct, int ch, int n, int count)
{
    FILE           *fp;
    int             ticket[8] = {0, 0, 0, 0, 0, 0, 0, 0}, i;
    char            genbuf[256];
    snprintf(genbuf, sizeof(genbuf), "%s/" FN_TICKET_USER, direct);

    if ((fp = fopen(genbuf, "a"))) {
    fprintf(fp, "%s %d %d\n", cuser.userid, ch, n);
    fclose(fp);
    }
    load_ticket_record(direct, ticket);
    ticket[ch] += n;
    snprintf(genbuf, sizeof(genbuf), "%s/" FN_TICKET_RECORD, direct);
    if ((fp = fopen(genbuf, "w"))) {
    for (i = 0; i < count; i++)
        fprintf(fp, "%d ", ticket[i]);
    fclose(fp);
    }
}

#define lockreturn0(unmode, state) if(lockutmpmode(unmode, state)) return 0
int
ticket(int bid)
{
    int             ch, n, price, count, end = 0;
    char            path[128], fn_ticket[128];
    char            betname[MAX_ITEM][MAX_ITEM_LEN];
    boardheader_t  *bh = NULL;

    if (bid) {
    bh = getbcache(bid);
    setbpath(path, bh->brdname);
    setbfile(fn_ticket, bh->brdname, FN_TICKET);
    currbid = bid;
    } else
    strcpy(path, "etc/");

    lockreturn0(TICKET, LOCK_MULTI);
    while (1) {
    count = show_ticket_data(betname, path, &price, bh);
    if (count <= 0) {
        pressanykey();
        break;
    }
    move(20, 0);
    reload_money();
    prints(I18N[1074], cuser.money, count);
    ch = igetch();
    /*--
      Tim011127
      為了控制CS問題 但是這邊還不能完全解決這問題,
      若user通過檢查下去, 剛好板主開獎, 還是會造成user的這次紀錄
      很有可能跑到下次賭盤的紀錄去, 也很有可能被板主新開賭盤時洗掉
      不過這邊至少可以做到的是, 頂多只會有一筆資料是錯的
    --*/
    if (ch == 'q' || ch == 'Q')
        break;
    ch -= '1';
    if (end || ch >= count || ch < 0)
        continue;
    n = 0;
    ch_buyitem(price, "etc/buyticket", &n, 0);

    if (bid && !dashf(fn_ticket)) {
        vmsg(I18N[1075]);
        break;
    }

    if (n > 0)
        append_ticket_record(path, ch, n, count);
    }
    unlockutmpmode();
    return 0;
}

int
openticket(int bid)
{
    char            path[128], buf[256], outcome[128];
    int             i, money = 0, count, bet, price, total = 0, ticket[8] = {0, 0, 0, 0, 0, 0, 0, 0};
    boardheader_t  *bh = getbcache(bid);
    FILE           *fp, *fp1;
    char            betname[MAX_ITEM][MAX_ITEM_LEN];

    setbpath(path, bh->brdname);
    count = -show_ticket_data(betname, path, &price, bh);
    if (count == 0) {
    setbfile(buf, bh->brdname, FN_TICKET_END);
    unlink(buf);
//Ptt:  有bug
        return 0;
    }
    lockreturn0(TICKET, LOCK_MULTI);
    do {
    do {
        getdata(20, 0,
            I18N[1076], buf, 3, LCECHO);
        bet = atoi(buf);
        move(0, 0);
        clrtoeol();
    } while ((bet < 0 || bet > count) && bet != 99);
    if (bet == 0) {
        unlockutmpmode();
        return 0;
    }
    getdata(21, 0, I18N[1077], buf, 3, LCECHO);
    } while (bet != atoi(buf));

    if (fork()) {
    /* Ptt: 用 fork() 防止不正常斷線洗錢 */
    move(22, 0);
    prints(I18N[1078]);
    pressanykey();
    unlockutmpmode();
    return 0;
    }
    close(0);
    close(1);
    setproctitle("open ticket");
#ifdef CPULIMIT
    {
    struct rlimit   rml;
    rml.rlim_cur = RLIM_INFINITY;
    rml.rlim_max = RLIM_INFINITY;
    setrlimit(RLIMIT_CPU, &rml);
    }
#endif


    bet--;          /* 轉成矩陣的index */

    total = load_ticket_record(path, ticket);
    setbfile(buf, bh->brdname, FN_TICKET_END);
    if (!(fp1 = fopen(buf, "r")))
    exit(1);

    /* 還沒開完獎不能賭博 只要mv一項就好 */
    if (bet != 98) {
    money = total * price;
    demoney(money * 0.02);
    mail_redenvelop(I18N[1079], cuser.userid, money * 0.02, 'n');
    money = ticket[bet] ? money * 0.95 / ticket[bet] : 9999999;
    } else {
    vice(price * 10, I18N[1080]);
    money = price;
    }
    setbfile(outcome, bh->brdname, FN_TICKET_OUTCOME);
    if ((fp = fopen(outcome, "w"))) {
    fprintf(fp, I18N[1081]);
    while (fgets(buf, sizeof(buf), fp1)) {
        buf[sizeof(buf)-1] = 0;
        fprintf(fp, "%s", buf);
    }
    fprintf(fp, I18N[1082]);

    fprintf(fp, "\033[33m");
    for (i = 0; i < count; i++) {
        fprintf(fp, "%d.%-8s: %-7d", i + 1, betname[i], ticket[i]);
        if (i == 3)
        fprintf(fp, "\n");
    }
    fprintf(fp, "\033[m\n");

    if (bet != 98) {
        fprintf(fp, I18N[1083],
        Cdatelite(&now), betname[bet], total * price, ticket[bet], total,
            (float)ticket[bet] / total, money);

        fprintf(fp, I18N[1084],
            Cdatelite(&now), betname[bet], total * price, money,
            total ? (float)ticket[bet] / total : 0);
    } else
        fprintf(fp, I18N[1085], Cdatelite(&now));

    } // XXX somebody may use fp even fp==NULL
    fclose(fp1);

    setbfile(buf, bh->brdname, FN_TICKET_END);
    setbfile(path, bh->brdname, FN_TICKET_LOCK);
    rename(buf, path);
    /*
     * 以下是給錢動作
     */
    setbfile(buf, bh->brdname, FN_TICKET_USER);
    if ((bet == 98 || ticket[bet]) && (fp1 = fopen(buf, "r"))) {
    int             mybet, uid;
    char            userid[IDLEN + 1];

    while (fscanf(fp1, "%s %d %d\n", userid, &mybet, &i) != EOF) {
        if (bet == 98 && mybet >= 0 && mybet < count) {
        if (fp)
            fprintf(fp, I18N[1086]
                ,userid, i, betname[mybet], money * i);
        snprintf(buf, sizeof(buf),
             I18N[1087], bh->brdname, money * i);
        } else if (mybet == bet) {
        if (fp)
            fprintf(fp, I18N[1088]
                ,userid, i, betname[mybet], money * i);
        snprintf(buf, sizeof(buf), I18N[1089], bh->brdname, money * i);
        } else
        continue;
        if ((uid = searchuser(userid)) == 0)
        continue;
        deumoney(uid, money * i);
        mail_id(userid, buf, "etc/ticket.win", I18N[1090]);
    }
    fclose(fp1);
    }
    if (fp)
      {
        fprintf(fp, "%s"BBSNAME"("MYHOSTNAME"%s%s\n", I18N[1091],
                I18N[1092], fromhost);
    fclose(fp);
      }

    if (bet != 98)
    snprintf(buf, sizeof(buf), I18N[1093], bh->brdname);
    else
    snprintf(buf, sizeof(buf), I18N[1094], bh->brdname);
    post_file(bh->brdname, buf, outcome, I18N[1095]);
    post_file("Record", buf + 7, outcome, I18N[1096]);

    setbfile(buf, bh->brdname, FN_TICKET_RECORD);
    unlink(buf);
    setbfile(buf, bh->brdname, FN_TICKET_USER);
    unlink(buf);
    setbfile(buf, bh->brdname, FN_TICKET_LOCK);
    unlink(buf);
    exit(1);
    return 0;
}

int
ticket_main()
{
    ticket(0);
    return 0;
}
#endif