path: root/mbbsd/user.c

/* $Id: user.c,v 1.29 2002/07/07 14:36:21 in2 Exp $ */
#include "bbs.h"

static char    *sex[8] = {
    MSG_BIG_BOY, MSG_BIG_GIRL, MSG_LITTLE_BOY, MSG_LITTLE_GIRL,
    MSG_MAN, MSG_WOMAN, MSG_PLANT, MSG_MIME
};

int 
u_loginview()
{
    int             i;
    unsigned int    pbits = cuser.loginview;
    char            choice[5];

    clear();
    move(4, 0);
    for (i = 0; i < NUMVIEWFILE; i++)
    prints("    %c. %-20s %-15s \n", 'A' + i,
           loginview_file[i][1], ((pbits >> i) & 1 ? "ˇ" : "Ｘ"));

    clrtobot();
    while (getdata(b_lines - 1, 0, "請按 [A-N] 切換設定，按 [Return] 結束：",
           choice, sizeof(choice), LCECHO)) {
    i = choice[0] - 'a';
    if (i >= NUMVIEWFILE || i < 0)
        bell();
    else {
        pbits ^= (1 << i);
        move(i + 4, 28);
        prints((pbits >> i) & 1 ? "ˇ" : "Ｘ");
    }
    }

    if (pbits != cuser.loginview) {
    cuser.loginview = pbits;
    passwd_update(usernum, &cuser);
    }
    return 0;
}

void 
user_display(userec_t * u, int real)
{
    int             diff = 0;
    char            genbuf[200];

    clrtobot();
    prints(
       "        \033[30;41m┴┬┴┬┴┬\033[m  \033[1;30;45m    使 用 者"
       " 資 料        "
       "     \033[m  \033[30;41m┴┬┴┬┴┬\033[m\n");
    prints("                代號暱稱: %s(%s)\n"
       "                真實姓名: %s\n"
       "                居住住址: %s\n"
       "                電子信箱: %s\n"
       "                性    別: %s\n"
       "                銀行帳戶: %ld 銀兩\n",
       u->userid, u->username, u->realname, u->address, u->email,
       sex[u->sex % 8], u->money);

    sethomedir(genbuf, u->userid);
    prints("                私人信箱: %d 封  (購買信箱: %d 封)\n"
       "                身分證號: %s\n"
       "                手機號碼: %010d\n"
       "                生    日: %02i/%02i/%02i\n"
       "                小雞名字: %s\n",
       get_num_records(genbuf, sizeof(fileheader_t)),
       u->exmailbox, u->ident, u->mobile,
       u->month, u->day, u->year % 100, u->mychicken.name);
    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));
    prints("                上站文章: %d 次 / %d 篇\n",
       u->numlogins, u->numposts);

    if (real) {
    strcpy(genbuf, "bTCPRp#@XWBA#VSM0123456789ABCDEF");
    for (diff = 0; diff < 32; diff++)
        if (!(u->userlevel & (1 << diff)))
        genbuf[diff] = '-';
    prints("                認證資料: %s\n"
           "                user權限: %s\n",
           u->justify, genbuf);
    } else {
    diff = (now - login_start_time) / 60;
    prints("                停留期間: %d 小時 %2d 分\n",
           diff / 60, diff % 60);
    }

    /* Thor: 想看看這個 user 是那些板的板主 */
    if (u->userlevel >= PERM_BM) {
    int             i;
    boardheader_t  *bhdr;

    outs("                擔任板主: ");

    for (i = 0, bhdr = bcache; i < numboards; i++, bhdr++) {
        if (is_uBM(bhdr->BM, u->userid)) {
        outs(bhdr->brdname);
        outc(' ');
        }
    }
    outc('\n');
    }
    outs("        \033[30;41m┴┬┴┬┴┬┴┬┴┬┴┬┴┬┴┬┴┬┴┬┴┬┴"
     "┬┴┬┴┬┴┬\033[m");

    outs((u->userlevel & PERM_LOGINOK) ?
     "\n您的註冊程序已經完成，歡迎加入本站" :
     "\n如果要提昇權限，請參考本站公佈欄辦理註冊");

#ifdef NEWUSER_LIMIT
    if ((u->lastlogin - u->firstlogin < 3 * 86400) && !HAS_PERM(PERM_POST))
    outs("\n新手上路，三天後開放權限");
#endif
}

void 
mail_violatelaw(char *crime, char *police, char *reason, char *result)
{
    char            genbuf[200];
    fileheader_t    fhdr;
    FILE           *fp;
    sprintf(genbuf, "home/%c/%s", crime[0], crime);
    stampfile(genbuf, &fhdr);
    if (!(fp = fopen(genbuf, "w")))
    return;
    fprintf(fp, "作者: [Ptt法院]\n"
        "標題: [報告] 違法判決報告\n"
        "時間: %s\n"
        "\033[1;32m%s\033[m判決：\n     \033[1;32m%s\033[m"
        "因\033[1;35m%s\033[m行為，\n違反本站站規，處以\033[1;35m%s\033[m，特此通知"
    "\n請到 PttLaw 查詢相關法規資訊，並到 Play-Pay-ViolateLaw 繳交罰單",
        ctime(&now), police, crime, reason, result);
    fclose(fp);
    sprintf(fhdr.title, "[報告] 違法判決報告");
    strcpy(fhdr.owner, "[Ptt法院]");
    sprintf(genbuf, "home/%c/%s/.DIR", crime[0], crime);
    append_record(genbuf, &fhdr, sizeof(fhdr));
}

static void 
violate_law(userec_t * u, int unum)
{
    char            ans[4], ans2[4];
    char            reason[128];
    move(1, 0);
    clrtobot();
    move(2, 0);
    prints("(1)Cross-post (2)亂發廣告信 (3)亂發連鎖信\n");
    prints("(4)騷擾站上使用者 (8)其他以罰單處置行為\n(9)砍 id 行為\n");
    getdata(5, 0, "(0)結束", ans, sizeof(ans), DOECHO);
    switch (ans[0]) {
    case '1':
    sprintf(reason, "%s", "Cross-post");
    break;
    case '2':
    sprintf(reason, "%s", "亂發廣告信");
    break;
    case '3':
    sprintf(reason, "%s", "亂發連鎖信");
    break;
    case '4':
    while (!getdata(7, 0, "請輸入被檢舉理由以示負責：", reason, 50, DOECHO));
    strcat(reason, "[騷擾站上使用者]");
    break;
    case '8':
    case '9':
    while (!getdata(6, 0, "請輸入理由以示負責：", reason, 50, DOECHO));
    break;
    default:
    return;
    }
    getdata(7, 0, msg_sure_ny, ans2, sizeof(ans2), LCECHO);
    if (*ans2 != 'y')
    return;
    if (ans[0] == '9') {
    char            src[STRLEN], dst[STRLEN];
    sprintf(src, "home/%c/%s", u->userid[0], u->userid);
    sprintf(dst, "tmp/%s", u->userid);
    Rename(src, dst);
    log_usies("KILL", u->userid);
    post_violatelaw(u->userid, cuser.userid, reason, "砍除 ID");
    u->userid[0] = '\0';
    setuserid(unum, u->userid);
    passwd_update(unum, u);
    } else {
    u->userlevel |= PERM_VIOLATELAW;
    u->vl_count++;
    passwd_update(unum, u);
    post_violatelaw(u->userid, cuser.userid, reason, "罰單處份");
    mail_violatelaw(u->userid, cuser.userid, reason, "罰單處份");
    }
    pressanykey();
}


void 
uinfo_query(userec_t * u, int real, int unum)
{
    userec_t        x;
    register int    i = 0, fail, mail_changed;
    int             uid;
    char            ans[4], buf[STRLEN], *p;
    char            genbuf[200], reason[50];
    unsigned long int money = 0;
    fileheader_t    fhdr;
    int             flag = 0, temp = 0, money_change = 0;

    FILE           *fp;

    fail = mail_changed = 0;

    memcpy(&x, u, sizeof(userec_t));
    getdata(b_lines - 1, 0, real ?
        "(1)改資料(2)設密碼(3)設權限(4)砍帳號(5)改ID"
        "(6)殺/復活寵物(7)審判 [0]結束 " :
        "請選擇 (1)修改資料 (2)設定密碼 ==> [0]結束 ",
        ans, sizeof(ans), DOECHO);

    if (ans[0] > '2' && !real)
    ans[0] = '0';

    if (ans[0] == '1' || ans[0] == '3') {
    clear();
    i = 2;
    move(i++, 0);
    outs(msg_uid);
    outs(x.userid);
    }
    switch (ans[0]) {
    case '7':
    violate_law(&x, unum);
    return;
    case '1':
    move(0, 0);
    outs("請逐項修改。");

    getdata_buf(i++, 0, " 暱 稱  ：", x.username,
            sizeof(x.username), DOECHO);
    if (real) {
        getdata_buf(i++, 0, "真實姓名：",
            x.realname, sizeof(x.realname), DOECHO);
        getdata_buf(i++, 0, "身分證號：",
            x.ident, sizeof(x.ident), DOECHO);
        getdata_buf(i++, 0, "居住地址：",
            x.address, sizeof(x.address), DOECHO);
    }
    sprintf(buf, "%010d", x.mobile);
    getdata_buf(i++, 0, "手機號碼：", buf, 11, LCECHO);
    x.mobile = atoi(buf);
    getdata_str(i++, 0, "電子信箱[變動要重新認證]：", buf, 50, DOECHO,
            x.email);
    if (strcmp(buf, x.email) && strchr(buf, '@')) {
        strcpy(x.email, buf);
        mail_changed = 1 - real;
    }
    sprintf(genbuf, "%i", (u->sex + 1) % 8);
    getdata_str(i++, 0, "性別 (1)葛格 (2)姐接 (3)底迪 (4)美眉 (5)薯叔 "
            "(6)阿姨 (7)植物 (8)礦物：",
            buf, 3, DOECHO, genbuf);
    if (buf[0] >= '1' && buf[0] <= '8')
        x.sex = (buf[0] - '1') % 8;
    else
        x.sex = u->sex % 8;

    while (1) {
        int             len;

        sprintf(genbuf, "%02i/%02i/%02i",
            u->month, u->day, u->year % 100);
        len = getdata_str(i, 0, "生日 月月/日日/西元：", buf, 9,
                  DOECHO, genbuf);
        if (len && len != 8)
        continue;
        if (!len) {
        x.month = u->month;
        x.day = u->day;
        x.year = u->year;
        } else if (len == 8) {
        x.month = (buf[0] - '0') * 10 + (buf[1] - '0');
        x.day = (buf[3] - '0') * 10 + (buf[4] - '0');
        x.year = (buf[6] - '0') * 10 + (buf[7] - '0');
        } else
        continue;
        if (!real && (x.month > 12 || x.month < 1 || x.day > 31 ||
              x.day < 1 || x.year > 90 || x.year < 40))
        continue;
        i++;
        break;
    }
    if (real) {
        unsigned long int l;
        if (HAS_PERM(PERM_BBSADM)) {
        sprintf(genbuf, "%d", x.money);
        if (getdata_str(i++, 0, "銀行帳戶：", buf, 10, DOECHO, genbuf))
            if ((l = atol(buf)) != 0) {
            if (l != x.money) {
                money_change = 1;
                money = x.money;
                x.money = l;
            }
            }
        }
        sprintf(genbuf, "%d", x.exmailbox);
        if (getdata_str(i++, 0, "購買信箱數：", buf, 4, DOECHO, genbuf))
        if ((l = atol(buf)) != 0)
            x.exmailbox = (int)l;

        getdata_buf(i++, 0, "認證資料：", x.justify,
            sizeof(x.justify), DOECHO);
        getdata_buf(i++, 0, "最近光臨機器：",
            x.lasthost, sizeof(x.lasthost), DOECHO);

        sprintf(genbuf, "%d", x.numlogins);
        if (getdata_str(i++, 0, "上線次數：", buf, 10, DOECHO, genbuf))
        if ((fail = atoi(buf)) >= 0)
            x.numlogins = fail;

        sprintf(genbuf, "%d", u->numposts);
        if (getdata_str(i++, 0, "文章數目：", buf, 10, DOECHO, genbuf))
        if ((fail = atoi(buf)) >= 0)
            x.numposts = fail;
        sprintf(genbuf, "%d", u->vl_count);
        if (getdata_str(i++, 0, "違法記錄：", buf, 10, DOECHO, genbuf))
        if ((fail = atoi(buf)) >= 0)
            x.vl_count = fail;

        sprintf(genbuf, "%d/%d/%d", u->five_win, u->five_lose,
            u->five_tie);
        if (getdata_str(i++, 0, "五子棋戰績 勝/敗/和：", buf, 16, DOECHO,
                genbuf))
        while (1) {
            p = strtok(buf, "/\r\n");
            if (!p)
            break;
            x.five_win = atoi(p);
            p = strtok(NULL, "/\r\n");
            if (!p)
            break;
            x.five_lose = atoi(p);
            p = strtok(NULL, "/\r\n");
            if (!p)
            break;
            x.five_tie = atoi(p);
            break;
        }
        sprintf(genbuf, "%d/%d/%d", u->chc_win, u->chc_lose, u->chc_tie);
        if (getdata_str(i++, 0, "象棋戰績 勝/敗/和：", buf, 16, DOECHO,
                genbuf))
        while (1) {
            p = strtok(buf, "/\r\n");
            if (!p)
            break;
            x.chc_win = atoi(p);
            p = strtok(NULL, "/\r\n");
            if (!p)
            break;
            x.chc_lose = atoi(p);
            p = strtok(NULL, "/\r\n");
            if (!p)
            break;
            x.chc_tie = atoi(p);
            break;
        }
        fail = 0;
    }
    break;

    case '2':
    i = 19;
    if (!real) {
        if (!getdata(i++, 0, "請輸入原密碼：", buf, PASSLEN, NOECHO) ||
        !checkpasswd(u->passwd, buf)) {
        outs("\n\n您輸入的密碼不正確\n");
        fail++;
        break;
        }
    } else {
        char            witness[3][32];
        for (i = 0; i < 3; i++) {
        if (!getdata(19 + i, 0, "請輸入協助證明之使用者：",
                 witness[i], sizeof(witness[i]), DOECHO)) {
            outs("\n不輸入則無法更改\n");
            fail++;
            break;
        } else if (!(uid = getuser(witness[i]))) {
            outs("\n查無此使用者\n");
            fail++;
            break;
        } else {
            userec_t        atuser;
            passwd_query(uid, &atuser);
            if (now - atuser.firstlogin < 6 * 30 * 24 * 60 * 60) {
            outs("\n註冊未超過半年，請重新輸入\n");
            i--;
            }
        }
        }
        if (i < 3)
        break;
        else
        i = 20;
    }

    if (!getdata(i++, 0, "請設定新密碼：", buf, PASSLEN, NOECHO)) {
        outs("\n\n密碼設定取消, 繼續使用舊密碼\n");
        fail++;
        break;
    }
    strncpy(genbuf, buf, PASSLEN);

    getdata(i++, 0, "請檢查新密碼：", buf, PASSLEN, NOECHO);
    if (strncmp(buf, genbuf, PASSLEN)) {
        outs("\n\n新密碼確認失敗, 無法設定新密碼\n");
        fail++;
        break;
    }
    buf[8] = '\0';
    strncpy(x.passwd, genpasswd(buf), PASSLEN);
    if (real)
        x.userlevel &= (!PERM_LOGINOK);
    break;

    case '3':
    i = setperms(x.userlevel, str_permid);
    if (i == x.userlevel)
        fail++;
    else {
        flag = 1;
        temp = x.userlevel;
        x.userlevel = i;
    }
    break;

    case '4':
    i = QUIT;
    break;

    case '5':
    if (getdata_str(b_lines - 3, 0, "新的使用者代號：", genbuf, IDLEN + 1,
            DOECHO, x.userid)) {
        if (searchuser(genbuf)) {
        outs("錯誤! 已經有同樣 ID 的使用者");
        fail++;
        } else
        strcpy(x.userid, genbuf);
    }
    break;
    case '6':
    if (x.mychicken.name[0])
        x.mychicken.name[0] = 0;
    else
        strcpy(x.mychicken.name, "[死]");
    break;
    default:
    return;
    }

    if (fail) {
    pressanykey();
    return;
    }
    getdata(b_lines - 1, 0, msg_sure_ny, ans, 3, LCECHO);
    if (*ans == 'y') {
    if (flag)
        post_change_perm(temp, i, cuser.userid, x.userid);
    if (strcmp(u->userid, x.userid)) {
        char            src[STRLEN], dst[STRLEN];

        sethomepath(src, u->userid);
        sethomepath(dst, x.userid);
        Rename(src, dst);
        setuserid(unum, x.userid);
    }
    memcpy(u, &x, sizeof(x));
    if (mail_changed) {
#ifdef EMAIL_JUSTIFY
        x.userlevel &= ~PERM_LOGINOK;
        mail_justify();
#endif
    }
    if (i == QUIT) {
        char            src[STRLEN], dst[STRLEN];

        sprintf(src, "home/%c/%s", x.userid[0], x.userid);
        sprintf(dst, "tmp/%s", x.userid);
        if (Rename(src, dst)) {
        sprintf(genbuf, "/bin/rm -fr %s >/dev/null 2>&1", src);
        /*
         * do not remove system(genbuf);
         */
        }
        log_usies("KILL", x.userid);
        x.userid[0] = '\0';
        setuserid(unum, x.userid);
    } else
        log_usies("SetUser", x.userid);
    if (money_change)
        setumoney(unum, x.money);
    passwd_update(unum, &x);
    if (money_change) {
        strcpy(genbuf, "boards/S/Security");
        stampfile(genbuf, &fhdr);
        if (!(fp = fopen(genbuf, "w")))
        return;

        fprintf(fp, "作者: [系統安全局] 看板: Security\n"
            "標題: [公安報告] 站長修改金錢報告\n"
            "時間: %s\n"
            "   站長\033[1;32m%s\033[m把\033[1;32m%s\033[m"
            "的錢從\033[1;35m%ld\033[m改成\033[1;35m%d\033[m",
            ctime(&now), cuser.userid, x.userid, money, x.money);

        clrtobot();
        clear();
        while (!getdata(5, 0, "請輸入理由以示負責：",
                reason, sizeof(reason), DOECHO));

        fprintf(fp, "\n   \033[1;37m站長%s修改錢理由是：%s\033[m",
            cuser.userid, reason);
        fclose(fp);
        sprintf(fhdr.title, "[公安報告] 站長%s修改%s錢報告", cuser.userid,
            x.userid);
        strcpy(fhdr.owner, "[系統安全局]");
        append_record("boards/S/Security/.DIR", &fhdr, sizeof(fhdr));
    }
    }
}

int 
u_info()
{
    move(2, 0);
    user_display(&cuser, 0);
    uinfo_query(&cuser, 0, usernum);
    strcpy(currutmp->realname, cuser.realname);
    strcpy(currutmp->username, cuser.username);
    return 0;
}

int 
u_ansi()
{
    showansi ^= 1;
    cuser.uflag ^= COLOR_FLAG;
    outs(reset_color);
    return 0;
}

int 
u_cloak()
{
    outs((currutmp->invisible ^= 1) ? MSG_CLOAKED : MSG_UNCLOAK);
    return XEASY;
}

int 
u_switchproverb()
{
    /* char *state[4]={"用功\型","安逸型","自定型","SHUTUP"}; */
    char            buf[100];

    cuser.proverb = (cuser.proverb + 1) % 4;
    setuserfile(buf, fn_proverb);
    if (cuser.proverb == 2 && dashd(buf)) {
    FILE           *fp = fopen(buf, "a");

    fprintf(fp, "座右銘狀態為[自定型]要記得設座右銘的內容唷!!");
    fclose(fp);
    }
    passwd_update(usernum, &cuser);
    return 0;
}

int 
u_editproverb()
{
    char            buf[100];

    setutmpmode(PROVERB);
    setuserfile(buf, fn_proverb);
    move(1, 0);
    clrtobot();
    outs("\n\n 請一行一行依序鍵入想系統提醒你的內容,\n"
     " 儲存後記得把狀態設為 [自定型] 才有作用\n"
     " 座右銘最多100條");
    pressanykey();
    vedit(buf, NA, NULL);
    return 0;
}

void 
showplans(char *uid)
{
    char            genbuf[200];

    sethomefile(genbuf, uid, fn_plans);
    if (!show_file(genbuf, 7, MAX_QUERYLINES, ONLY_COLOR))
    prints("《個人名片》%s 目前沒有名片", uid);
}

int 
showsignature(char *fname)
{
    FILE           *fp;
    char            buf[256];
    int             i, j;
    char            ch;

    clear();
    move(2, 0);
    setuserfile(fname, "sig.0");
    j = strlen(fname) - 1;

    for (ch = '1'; ch <= '9'; ch++) {
    fname[j] = ch;
    if ((fp = fopen(fname, "r"))) {
        prints("\033[36m【 簽名檔.%c 】\033[m\n", ch);
        for (i = 0; i++ < MAX_SIGLINES && fgets(buf, 256, fp); outs(buf));
        fclose(fp);
    }
    }
    return j;
}

int 
u_editsig()
{
    int             aborted;
    char            ans[4];
    int             j;
    char            genbuf[200];

    j = showsignature(genbuf);

    getdata(0, 0, "簽名檔 (E)編輯 (D)刪除 (Q)取消？[Q] ",
        ans, sizeof(ans), LCECHO);

    aborted = 0;
    if (ans[0] == 'd')
    aborted = 1;
    if (ans[0] == 'e')
    aborted = 2;

    if (aborted) {
    if (!getdata(1, 0, "請選擇簽名檔(1-9)？[1] ", ans, sizeof(ans), DOECHO))
        ans[0] = '1';
    if (ans[0] >= '1' && ans[0] <= '9') {
        genbuf[j] = ans[0];
        if (aborted == 1) {
        unlink(genbuf);
        outs(msg_del_ok);
        } else {
        setutmpmode(EDITSIG);
        aborted = vedit(genbuf, NA, NULL);
        if (aborted != -1)
            outs("簽名檔更新完畢");
        }
    }
    pressanykey();
    }
    return 0;
}

int 
u_editplan()
{
    char            genbuf[200];

    getdata(b_lines - 1, 0, "名片 (D)刪除 (E)編輯 [Q]取消？[Q] ",
        genbuf, 3, LCECHO);

    if (genbuf[0] == 'e') {
    int             aborted;

    setutmpmode(EDITPLAN);
    setuserfile(genbuf, fn_plans);
    aborted = vedit(genbuf, NA, NULL);
    if (aborted != -1)
        outs("名片更新完畢");
    pressanykey();
    return 0;
    } else if (genbuf[0] == 'd') {
    setuserfile(genbuf, fn_plans);
    unlink(genbuf);
    outmsg("名片刪除完畢");
    }
    return 0;
}

int 
u_editcalendar()
{
    char            genbuf[200];

    getdata(b_lines - 1, 0, "行事曆 (D)刪除 (E)編輯 [Q]取消？[Q] ",
        genbuf, 3, LCECHO);

    if (genbuf[0] == 'e') {
    int             aborted;

    setutmpmode(EDITPLAN);
    setcalfile(genbuf, cuser.userid);
    aborted = vedit(genbuf, NA, NULL);
    if (aborted != -1)
        outs("行事曆更新完畢");
    pressanykey();
    return 0;
    } else if (genbuf[0] == 'd') {
    setcalfile(genbuf, cuser.userid);
    unlink(genbuf);
    outmsg("行事曆刪除完畢");
    }
    return 0;
}

/* 使用者填寫註冊表格 */
static void 
getfield(int line, char *info, char *desc, char *buf, int len)
{
    char            prompt[STRLEN];
    char            genbuf[200];

    sprintf(genbuf, "原先設定：%-30.30s (%s)", buf, info);
    move(line, 2);
    outs(genbuf);
    sprintf(prompt, "%s：", desc);
    if (getdata_str(line + 1, 2, prompt, genbuf, len, DOECHO, buf))
    strcpy(buf, genbuf);
    move(line, 2);
    prints("%s：%s", desc, buf);
    clrtoeol();
}

static int 
removespace(char *s)
{
    int             i, index;

    for (i = 0, index = 0; s[i]; i++) {
    if (s[i] != ' ')
        s[index++] = s[i];
    }
    s[index] = '\0';
    return index;
}

static int 
ispersonalid(char *inid)
{
    char           *lst = "ABCDEFGHJKLMNPQRSTUVWXYZIO", id[20];
    int             i, j, cksum;

    strcpy(id, inid);
    i = cksum = 0;
    if (!isalpha(id[0]) && (strlen(id) != 10))
    return 0;
    id[0] = toupper(id[0]);
    /* A->10, B->11, ..H->17,I->34, J->18... */
    while (lst[i] != id[0])
    i++;
    i += 10;
    id[0] = i % 10 + '0';
    if (!isdigit(id[9]))
    return 0;
    cksum += (id[9] - '0') + (i / 10);

    for (j = 0; j < 9; ++j) {
    if (!isdigit(id[j]))
        return 0;
    cksum += (id[j] - '0') * (9 - j);
    }
    return (cksum % 10) == 0;
}

static char    *
getregcode(char *buf)
{
    sprintf(buf, "%s", crypt(cuser.userid, "02"));
    return buf;
}

static int 
isvaildemail(char *email)
{
    FILE           *fp;
    char            buf[128], *c;
    if (!strstr(email, "@"))
    return 0;
    for (c = strstr(email, "@"); *c != 0; ++c)
    if ('A' <= *c && *c <= 'Z')
        *c += 32;

    if ((fp = fopen("etc/banemail", "r"))) {
    while (fgets(buf, sizeof(buf), fp)) {
        if (buf[0] == '#')
        continue;
        buf[strlen(buf) - 1] = 0;
        if (buf[0] == 'A' && strcmp(&buf[1], email) == 0)
        return 0;
        if (buf[0] == 'P' && strstr(email, &buf[1]))
        return 0;
        if (buf[0] == 'S' && strcmp(strstr(email, "@") + 1, &buf[1]) == 0)
        return 0;
    }
    fclose(fp);
    }
    return 1;
}

static void 
toregister(char *email, char *genbuf, char *phone, char *career,
       char *ident, char *rname, char *addr, char *mobile)
{
    FILE           *fn;
    char            buf[128];

    sethomefile(buf, cuser.userid, "justify.wait");
    if (phone[0] != 0) {
    fn = fopen(buf, "w");
    fprintf(fn, "%s\n%s\n%s\n%s\n%s\n%s\n",
        phone, career, ident, rname, addr, mobile);
    fclose(fn);
    }
    clear();
    stand_title("認證設定");
    move(2, 0);
    outs("您好, 本站認證認證的方式有:\n"
     "  1.若您有 E-Mail  (本站不接受 yahoo, kimo等免費的 E-Mail)\n"
     "    請輸入您的 E-Mail , 我們會寄發含有認證碼的信件給您\n"
     "    收到後請到 (U)ser => (R)egister 輸入認證碼, 即可通過認證\n"
     "\n"
     "  2.若您沒有 E-Mail , 請輸入 x ,\n"
     "    我們會由站長親自審核您的註冊資料\n"
     "************************************************************\n"
     "* 注意!                                                    *\n"
     "* 您應該會在輸入完成後十分鐘內收到認證信, 若過久未收到,    *\n"
     "* 或輸入後發生認證碼錯誤, 麻煩重填一次 E-Mail 或改手動認證 *\n"
     "************************************************************\n");

#ifdef HAVEMOBILE
    outs("  3.若您有手機門號且想採取手機簡訊認證的方式 , 請輸入 m \n"
     "    我們將會寄發含有認證碼的簡訊給您 \n"
     "    收到後請到(U)ser => (R)egister 輸入認證碼, 即可通過認證\n");
#endif

    while (1) {
    email[0] = 0;
    getfield(15, "身分認證用", "E-Mail Address", email, 50);
    if (strcmp(email, "x") == 0 || strcmp(email, "X") == 0)
        break;
#ifdef HAVEMOBILE
    else if (strcmp(email, "m") == 0 || strcmp(email, "M") == 0) {
        if (isvaildmobile(mobile)) {
        char            yn[3];
        getdata(16, 0, "請再次確認您輸入的手機號碼正確嘛? [y/N]",
            yn, sizeof(yn), LCECHO);
        if (yn[0] == 'Y' || yn[0] == 'y')
            break;
        } else {
        move(17, 0);
        prints("指定的手機號碼不合法,"
               "若您無手機門號請選擇其他方式認證");
        }

    }
#endif
    else if (isvaildemail(email)) {
        char            yn[3];
        getdata(16, 0, "請再次確認您輸入的 E-Mail 位置正確嘛? [y/N]",
            yn, sizeof(yn), LCECHO);
        if (yn[0] == 'Y' || yn[0] == 'y')
        break;
    } else {
        move(17, 0);
        prints("指定的 E-Mail 不合法,"
           "若您無 E-Mail 請輸入 x由站長手動認證");
    }
    }
    strncpy(cuser.email, email, sizeof(cuser.email));
    if (strcasecmp(email, "x") == 0) {  /* 手動認證 */
    if ((fn = fopen(fn_register, "a"))) {
        fprintf(fn, "num: %d, %s", usernum, ctime(&now));
        fprintf(fn, "uid: %s\n", cuser.userid);
        fprintf(fn, "ident: %s\n", ident);
        fprintf(fn, "name: %s\n", rname);
        fprintf(fn, "career: %s\n", career);
        fprintf(fn, "addr: %s\n", addr);
        fprintf(fn, "phone: %s\n", phone);
        fprintf(fn, "mobile: %s\n", mobile);
        fprintf(fn, "email: %s\n", email);
        fprintf(fn, "----\n");
        fclose(fn);
    }
    } else {
    char            tmp[IDLEN + 1];
    if (phone != NULL) {
#ifdef HAVEMOBILE
        if (strcmp(email, "m") == 0 || strcmp(email, "M") == 0)
        sprintf(genbuf, "%s:%s:<Mobile>", phone, career);
        else
#endif
        sprintf(genbuf, "%s:%s:<Email>", phone, career);
        strncpy(cuser.justify, genbuf, REGLEN);
        sethomefile(buf, cuser.userid, "justify");
    }
    sprintf(buf, "您在 " BBSNAME " 的認證碼: %s", getregcode(genbuf));
    strcpy(tmp, cuser.userid);
    strcpy(cuser.userid, "SYSOP");
#ifdef HAVEMOBILE
    if (strcmp(email, "m") == 0 || strcmp(email, "M") == 0)
        mobile_message(mobile, buf);
    else
#endif
        bsmtp("etc/registermail", buf, email, 0);
    strcpy(cuser.userid, tmp);
    outs("\n\n\n我們即將寄出認證信 (您應該會在 10 分鐘內收到)\n"
         "收到後您可以跟據認證信標題的認證碼\n"
         "輸入到 (U)ser -> (R)egister 後就可以完成註冊");
    pressanykey();
    return;
    }
}

int 
u_register(void)
{
    char            rname[21], addr[51], ident[12], mobile[21];
    char            phone[21], career[41], email[51], birthday[9], sex_is[2],
                    year, mon, day;
    char            inregcode[14], regcode[50];
    char            ans[3], *ptr;
    char            genbuf[200];
    FILE           *fn;

    if (cuser.userlevel & PERM_LOGINOK) {
    outs("您的身份確認已經完成，不需填寫申請表");
    return XEASY;
    }
    if ((fn = fopen(fn_register, "r"))) {
    while (fgets(genbuf, STRLEN, fn)) {
        if ((ptr = strchr(genbuf, '\n')))
        *ptr = '\0';
        if (strncmp(genbuf, "uid: ", 5) == 0 &&
        strcmp(genbuf + 5, cuser.userid) == 0) {
        fclose(fn);
        outs("您的註冊申請單尚在處理中，請耐心等候");
        return XEASY;
        }
    }
    fclose(fn);
    }
    strcpy(ident, cuser.ident);
    strcpy(rname, cuser.realname);
    strcpy(addr, cuser.address);
    strcpy(email, cuser.email);
    sprintf(mobile, "0%09d", cuser.mobile);
    if (cuser.month == 0 && cuser.day && cuser.year == 0)
    birthday[0] = 0;
    else
    sprintf(birthday, "%02i/%02i/%02i",
        cuser.month, cuser.day, cuser.year % 100);
    sex_is[0] = (cuser.sex % 8) + '1';
    sex_is[1] = 0;
    career[0] = phone[0] = '\0';
    sethomefile(genbuf, cuser.userid, "justify.wait");
    if ((fn = fopen(genbuf, "r"))) {
    fgets(phone, 21, fn);
    phone[strlen(phone) - 1] = 0;
    fgets(career, 41, fn);
    career[strlen(career) - 1] = 0;
    fgets(ident, 12, fn);
    ident[strlen(ident) - 1] = 0;
    fgets(rname, 21, fn);
    rname[strlen(rname) - 1] = 0;
    fgets(addr, 51, fn);
    addr[strlen(addr) - 1] = 0;
    fgets(mobile, 21, fn);
    mobile[strlen(mobile) - 1] = 0;
    fclose(fn);
    }
    if (cuser.year != 0 &&  /* 已經第一次填過了~ ^^" */
    strcmp(cuser.email, "x") != 0 &&    /* 上次手動認證失敗 */
    strcmp(cuser.email, "X") != 0) {
    clear();
    stand_title("EMail認證");
    move(2, 0);
    prints("%s(%s) 您好，請輸入您的認證碼。\n"
           "或您可以輸入 x來重新填寫 E-Mail 或改由站長手動認證",
           cuser.userid, cuser.username);
    inregcode[0] = 0;
    getdata(10, 0, "您的輸入: ", inregcode, sizeof(inregcode), DOECHO);
    if (strcmp(inregcode, getregcode(regcode)) == 0) {
        int             unum;
        if ((unum = getuser(cuser.userid)) == 0) {
        outs("系統錯誤，查無此人\n\n");
        pressanykey();
        u_exit("getuser error");
        exit(0);
        }
        mail_muser(cuser, "[註冊成功\囉]", "etc/registeredmail");
        cuser.userlevel |= (PERM_LOGINOK | PERM_POST);
        prints("\n註冊成功\, 重新上站後將取得完整權限\n"
           "請按下任一鍵跳離後重新上站~ :)");
        sethomefile(genbuf, cuser.userid, "justify.wait");
        unlink(genbuf);
        pressanykey();
        u_exit("registed");
        exit(0);
        return QUIT;
    } else if (strcmp(inregcode, "x") != 0 && strcmp(inregcode, "X") != 0) {
        outs("認證碼錯誤\n");
        pressanykey();
    }
    toregister(email, genbuf, phone, career, ident, rname, addr, mobile);
    return FULLUPDATE;
    }
    getdata(b_lines - 1, 0, "您確定要填寫註冊單嗎(Y/N)？[N] ",
        ans, sizeof(ans), LCECHO);
    if (ans[0] != 'y')
    return FULLUPDATE;

    move(2, 0);
    clrtobot();
    while (1) {
    clear();
    move(1, 0);
    prints("%s(%s) 您好，請據實填寫以下的資料:",
           cuser.userid, cuser.username);
    do {
        getfield(3, "D120908396", "身分證號", ident, 11);
        if ('a' <= ident[0] && ident[0] <= 'z')
        ident[0] -= 32;
    } while (!ispersonalid(ident));
    while (1) {
        getfield(5, "請用中文", "真實姓名", rname, 20);
        if (removespace(rname) && rname[0] < 0 &&
        !strstr(rname, "阿") && !strstr(rname, "小"))
        break;
        vmsg("您的輸入不正確");
    }

    while (1) {
        getfield(7, "學校(含\033[1;33m系所年級\033[m)或單位職稱",
             "服務單位", career, 40);
        if(!(removespace(career) && career[0] < 0 && strlen(career) >= 4)){
        vmsg("您的輸入不正確");
        continue;
        }
        if( strcmp(&career[strlen(career) - 2], "大") == 0 ||
        strcmp(&career[strlen(career) - 4], "大學") == 0 ){
        vmsg("麻煩請加系所");
        continue;
        }
        break;
    }
    while (1) {
        getfield(9, "含\033[1;33m縣市\033[m及門寢號碼"
             "(台北請加\033[1;33m行政區\033[m)",
             "目前住址", addr, 50);
        if( !removespace(addr) || addr[0] > 0 || strlen(addr) < 15 ){
        vmsg("這個地址並不合法");
        continue;
        }
        if( strstr(addr, "信箱") != NULL ||   strstr(addr, "郵政") != NULL ){
        vmsg("抱歉我們不接受郵政信箱");
        continue;
        }
        if( strstr(addr, "市") == NULL && strstr(addr, "縣") == NULL ){
        vmsg("這個地址並不合法");
        continue;
        }
        break;
    }
    while (1) {
        getfield(11, "不加-(), 包括長途區號", "連絡電話", phone, 11);
        if( !removespace(phone) || phone[0] != '0' ||
        strlen(phone) < 9 || phone[1] == '0' ){
        vmsg("這個電話號碼並不合法");
        continue;
        }
        break;
    }
    getfield(13, "只輸入數字 如:0912345678 (可不填)",
         "手機號碼", mobile, 20);
    while (1) {
        int             len;

        getfield(15, "月月/日日/西元 如:09/27/76", "生日", birthday, 9);
        len = strlen(birthday);
        if (!len) {
        sprintf(birthday, "%02i/%02i/%02i",
            cuser.month, cuser.day, cuser.year % 100);
        mon = cuser.month;
        day = cuser.day;
        year = cuser.year;
        } else if (len == 8) {
        mon = (birthday[0] - '0') * 10 + (birthday[1] - '0');
        day = (birthday[3] - '0') * 10 + (birthday[4] - '0');
        year = (birthday[6] - '0') * 10 + (birthday[7] - '0');
        } else
        continue;
        if (mon > 12 || mon < 1 || day > 31 || day < 1 || year > 90 ||
        year < 40)
        continue;
        break;
    }
    getfield(17, "1.葛格 2.姐接 ", "性別", sex_is, 2);
    getdata(18, 0, "以上資料是否正確(Y/N)？(Q)取消註冊 [N] ",
        ans, sizeof(ans), LCECHO);
    if (ans[0] == 'q')
        return 0;
    if (ans[0] == 'y')
        break;
    }
    strcpy(cuser.ident, ident);
    strcpy(cuser.realname, rname);
    strcpy(cuser.address, addr);
    strcpy(cuser.email, email);
    cuser.mobile = atoi(mobile);
    cuser.sex = (sex_is[0] - '1') % 8;
    cuser.month = mon;
    cuser.day = day;
    cuser.year = year;
    trim(career);
    trim(addr);
    trim(phone);

    toregister(email, genbuf, phone, career, ident, rname, addr, mobile);

    clear();
    move(9, 3);
    prints("最後Post一篇\033[32m自我介紹文章\033[m給大家吧，"
       "告訴所有老骨頭\033[31m我來啦^$。\\n\n\n\n");
    pressanykey();
    cuser.userlevel |= PERM_POST;
    brc_initial("WhoAmI");
    set_board();
    do_post();
    cuser.userlevel &= ~PERM_POST;
    return 0;
}

/* 列出所有註冊使用者 */
static int      usercounter, totalusers, showrealname;
static ushort   u_list_special;

static int 
u_list_CB(userec_t * uentp)
{
    static int      i;
    char            permstr[8], *ptr;
    register int    level;

    if (uentp == NULL) {
    move(2, 0);
    clrtoeol();
    prints("\033[7m  使用者代號   %-25s   上站  文章  %s  "
           "最近光臨日期     \033[0m\n",
           showrealname ? "真實姓名" : "綽號暱稱",
           HAS_PERM(PERM_SEEULEVELS) ? "等級" : "");
    i = 3;
    return 0;
    }
    if (bad_user_id(uentp->userid))
    return 0;

    if ((uentp->userlevel & ~(u_list_special)) == 0)
    return 0;

    if (i == b_lines) {
    prints("\033[34;46m  已顯示 %d/%d 人(%d%%)  \033[31;47m  "
           "(Space)\033[30m 看下一頁  \033[31m(Q)\033[30m 離開  \033[m",
           usercounter, totalusers, usercounter * 100 / totalusers);
    i = igetch();
    if (i == 'q' || i == 'Q')
        return QUIT;
    i = 3;
    }
    if (i == 3) {
    move(3, 0);
    clrtobot();
    }
    level = uentp->userlevel;
    strcpy(permstr, "----");
    if (level & PERM_SYSOP)
    permstr[0] = 'S';
    else if (level & PERM_ACCOUNTS)
    permstr[0] = 'A';
    else if (level & PERM_DENYPOST)
    permstr[0] = 'p';

    if (level & (PERM_BOARD))
    permstr[1] = 'B';
    else if (level & (PERM_BM))
    permstr[1] = 'b';

    if (level & (PERM_XEMPT))
    permstr[2] = 'X';
    else if (level & (PERM_LOGINOK))
    permstr[2] = 'R';

    if (level & (PERM_CLOAK | PERM_SEECLOAK))
    permstr[3] = 'C';

    ptr = (char *)Cdate(&uentp->lastlogin);
    ptr[18] = '\0';
    prints("%-14s %-27.27s%5d %5d  %s  %s\n",
       uentp->userid,
       showrealname ? uentp->realname : uentp->username,
       uentp->numlogins, uentp->numposts,
       HAS_PERM(PERM_SEEULEVELS) ? permstr : "", ptr);
    usercounter++;
    i++;
    return 0;
}

int 
u_list()
{
    char            genbuf[3];

    setutmpmode(LAUSERS);
    showrealname = u_list_special = usercounter = 0;
    totalusers = SHM->number;
    if (HAS_PERM(PERM_SEEULEVELS)) {
    getdata(b_lines - 1, 0, "觀看 [1]特殊等級 (2)全部？",
        genbuf, 3, DOECHO);
    if (genbuf[0] != '2')
        u_list_special = PERM_BASIC | PERM_CHAT | PERM_PAGE | PERM_POST | PERM_LOGINOK | PERM_BM;
    }
    if (HAS_PERM(PERM_CHATROOM) || HAS_PERM(PERM_SYSOP)) {
    getdata(b_lines - 1, 0, "顯示 [1]真實姓名 (2)暱稱？",
        genbuf, 3, DOECHO);
    if (genbuf[0] != '2')
        showrealname = 1;
    }
    u_list_CB(NULL);
    if (passwd_apply(u_list_CB) == -1) {
    outs(msg_nobody);
    return XEASY;
    }
    move(b_lines, 0);
    clrtoeol();
    prints("\033[34;46m  已顯示 %d/%d 的使用者(系統容量無上限)  "
       "\033[31;47m  (請按任意鍵繼續)  \033[m", usercounter, totalusers);
    egetch();
    return 0;
}