/* $Id$ */
#include "bbs.h"
#define MAX_VOTE_NR 20
#define MAX_VOTE_PAGE 5
const char *STR_bv_control = "control"; /* 投票日期 選項 */
const char *STR_bv_desc = "desc"; /* 投票目的 */
const char *STR_bv_ballots = "ballots"; /* 投的票 (per byte) */
const char *STR_bv_flags = "flags";
const char *STR_bv_comments = "comments"; /* 投票者的建議 */
const char *STR_bv_limited = "limited"; /* 私人投票 */
const char *STR_bv_title = "vtitle";
const char STR_bv_results[] = "results";
typedef struct {
char control[sizeof("controlXX\0")];
char desc[sizeof("descXX\0")];
char ballots[sizeof("ballotsXX\0")];
char flags[sizeof("flagsXX\0")];
char comments[sizeof("commentsXX\0")];
char limited[sizeof("limitedXX\0")];
char title[sizeof("vtitleXX\0")];
} vote_buffer_t;
#if 0 // convert the filenames of first vote
void convert_first_vote(boardheader_t *fhp)
{
const char *filename[] = {
STR_bv_ballots, STR_bv_control, STR_bv_desc, STR_bv_desc,
STR_bv_flags, STR_bv_comments, STR_bv_limited, STR_bv_title,
NULL
};
char buf[256], buf2[256], oldname[64], newname[64];
int j;
for (j = 0; filename[j] != NULL; j++) {
snprintf(oldname, sizeof(oldname), "%s", filename[j]);
setbfile(buf, fhp->brdname, oldname);
if (!dashf(buf))
continue;
snprintf(newname, sizeof(newname), "%s0", filename[j]);
setbfile(buf2, fhp->brdname, newname);
if (dashf(buf2))
continue;
// old style format should be removed later
if (link(buf, buf2) < 0) {
vmsg(strerror(errno));
unlink(buf);
}
}
}
#endif
#if 0 // backward compatible
static FILE *
convert_to_newversion(FILE *fp, char *file, char *ballots)
{
char buf[256], buf2[256];
short blah;
int count = -1, tmp, fd, fdw;
FILE *fpw;
assert(fp);
flock(fileno(fp), LOCK_EX);
rewind(fp);
fgets(buf, sizeof(buf), fp);
if (index(buf, ',')) {
rewind(fp);
flock(fileno(fp), LOCK_UN);
return fp;
}
sscanf(buf, " %d", &tmp);
if ((fd = open(ballots, O_RDONLY)) != -1) {
sprintf(buf, "%s.new", ballots);
fdw = open(buf, O_WRONLY | O_CREAT, 0600);
flock(fd, LOCK_EX); /* Thor: 防止多人同時算 */
while (read(fd, &buf2[0], 1) == 1) {
blah = buf2[0];
if (blah >= 'A')
blah -= 'A';
write(fdw, &blah, sizeof(short));
}
flock(fd, LOCK_UN);
close(fd);
close(fdw);
Rename(buf, ballots);
}
sprintf(buf2, "%s.new", file);
if (!(fpw = fopen(buf2, "w"))) {
rewind(fp);
flock(fileno(fp), LOCK_UN);
return NULL;
}
fprintf(fpw, "000,000\n");
while (fgets(buf, sizeof(buf), fp)) {
fputs(buf, fpw);
count++;
}
rewind(fpw);
fprintf(fpw, "%3d,%3d", count, tmp);
fclose(fpw);
flock(fileno(fp), LOCK_UN);
fclose(fp);
unlink(file);
Rename(buf2, file);
fp = fopen(file, "r");
assert(fp != NULL);
return fp;
}
#endif
void
b_suckinfile(FILE * fp, char *fname)
{
FILE *sfp;
if ((sfp = fopen(fname, "r"))) {
char inbuf[256];
while (fgets(inbuf, sizeof(inbuf), sfp))
fputs(inbuf, fp);
fclose(sfp);
}
}
static void
b_count(char *buf, int counts[], short item_num, int *total)
{
short choice;
int fd;
memset(counts, 0, item_num * sizeof(counts[0]));
*total = 0;
if ((fd = open(buf, O_RDONLY)) != -1) {
flock(fd, LOCK_EX); /* Thor: 防止多人同時算 */
while (read(fd, &choice, sizeof(short)) == sizeof(short)) {
if (choice >= item_num)
continue;
counts[choice]++;
(*total)++;
}
flock(fd, LOCK_UN);
close(fd);
}
}
static int
b_nonzeroNum(char *buf)
{
int i = 0;
char inchar;
int fd;
if ((fd = open(buf, O_RDONLY)) != -1) {
while (read(fd, &inchar, 1) == 1)
if (inchar)
i++;
close(fd);
}
return i;
}
static void
vote_report(char *bname, char *fname, char *fpath)
{
register char *ip;
time4_t dtime;
int fd, bid;
fileheader_t header;
ip = fpath;
while (*(++ip));
*ip++ = '/';
/* get a filename by timestamp */
dtime = now;
for (;;) {
sprintf(ip, "M.%d.A", (int)++dtime);
fd = open(fpath, O_CREAT | O_EXCL | O_WRONLY, 0644);
if (fd >= 0)
break;
dtime++;
}
close(fd);
unlink(fpath);
link(fname, fpath);
/* append record to .DIR */
memset(&header, 0, sizeof(fileheader_t));
strlcpy(header.owner, "[馬路探子]", sizeof(header.owner));
snprintf(header.title, sizeof(header.title), "[%s] 看板 選情報導", bname);
{
register struct tm *ptime = localtime4(&dtime);
snprintf(header.date, sizeof(header.date),
"%2d/%02d", ptime->tm_mon + 1, ptime->tm_mday);
}
strlcpy(header.filename, ip, sizeof(header.filename));
strcpy(ip, ".DIR");
if ((fd = open(fpath, O_WRONLY | O_CREAT, 0644)) >= 0) {
flock(fd, LOCK_EX);
lseek(fd, 0, SEEK_END);
write(fd, &header, sizeof(fileheader_t));
flock(fd, LOCK_UN);
close(fd);
if ((bid = getbnum(bname)) > 0)
setbtotal(bid);
}
}
static void
b_result_one(vote_buffer_t *vbuf, boardheader_t * fh, int ind, int *total)
{
FILE *cfp, *tfp, *frp, *xfp;
char *bname;
char buf[STRLEN];
char inbuf[80];
int *counts;
int people_num;
short item_num, junk;
char b_control[64];
char b_newresults[64];
char b_report[64];
time4_t closetime;
fh->bvote--;
snprintf(vbuf->ballots, sizeof(vbuf->ballots), "%s%d", STR_bv_ballots, ind);
snprintf(vbuf->control, sizeof(vbuf->control),"%s%d", STR_bv_control, ind);
snprintf(vbuf->desc, sizeof(vbuf->desc), "%s%d", STR_bv_desc, ind);
snprintf(vbuf->flags, sizeof(vbuf->flags), "%s%d", STR_bv_flags, ind);
snprintf(vbuf->comments, sizeof(vbuf->comments), "%s%d", STR_bv_comments, ind);
snprintf(vbuf->limited, sizeof(vbuf->limited), "%s%d", STR_bv_limited, ind);
snprintf(vbuf->title, sizeof(vbuf->title), "%s%d", STR_bv_title, ind);
bname = fh->brdname;
setbfile(buf, bname, vbuf->control);
cfp = fopen(buf, "r");
#if 0 // backward compatible
setbfile(b_control, bname, STR_new_ballots);
cfp = convert_to_newversion(cfp, buf, b_control);
#endif
assert(cfp);
fscanf(cfp, "%hd,%hd\n%d\n", &item_num, &junk, &closetime);
fclose(cfp);
// prevent death caused by a bug, it should be remove later.
if (item_num <= 0)
return;
counts = (int *)malloc(item_num * sizeof(int));
setbfile(b_control, bname, "tmp");
if (rename(buf, b_control) == -1)
return;
setbfile(buf, bname, vbuf->flags);
people_num = b_nonzeroNum(buf);
unlink(buf);
setbfile(buf, bname, vbuf->ballots);
#if 0 // backward compatible
if (!newversion)
b_count_old(buf, counts, total);
else
#endif
b_count(buf, counts, item_num, total);
unlink(buf);
setbfile(b_newresults, bname, "newresults");
if ((tfp = fopen(b_newresults, "w")) == NULL)
return;
setbfile(buf, bname, vbuf->title);
if ((xfp = fopen(buf, "r"))) {
fgets(inbuf, sizeof(inbuf), xfp);
fprintf(tfp, "%s\n◆ 投票名稱: %s\n\n", msg_seperator, inbuf);
fclose(xfp);
}
fprintf(tfp, "%s\n◆ 投票中止於: %s\n\n◆ 票選題目描述:\n\n",
msg_seperator, Cdate(&closetime));
fh->vtime = now;
setbfile(buf, bname, vbuf->desc);
b_suckinfile(tfp, buf);
unlink(buf);
if ((cfp = fopen(b_control, "r"))) {
fgets(inbuf, sizeof(inbuf), cfp);
fgets(inbuf, sizeof(inbuf), cfp);
fprintf(tfp, "\n◆投票結果:(共有 %d 人投票,每人最多可投 %hd 票)\n",
people_num, junk);
fprintf(tfp, " 選 項 總票數 得票率 得票分布\n");
for (junk = 0; junk < item_num; junk++) {
fgets(inbuf, sizeof(inbuf), cfp);
inbuf[(strlen(inbuf) - 1)] = '\0';
fprintf(tfp, " %-42s %3d 票 %02.2f%% %02.2f%%\n", inbuf + 3, counts[junk],
(float)(counts[junk] * 100) / (float)(people_num),
(float)(counts[junk] * 100) / (float)(*total));
}
fclose(cfp);
}
unlink(b_control);
free(counts);
fprintf(tfp, "%s\n◆ 使用者建議:\n\n", msg_seperator);
setbfile(buf, bname, vbuf->comments);
b_suckinfile(tfp, buf);
unlink(buf);
fprintf(tfp, "%s\n◆ 總票數 = %d 票\n\n", msg_seperator, *total);
fclose(tfp);
setbfile(b_report, bname, "report");
if ((frp = fopen(b_report, "w"))) {
b_suckinfile(frp, b_newresults);
fclose(frp);
}
snprintf(inbuf, sizeof(inbuf), "boards/%c/%s", bname[0], bname);
vote_report(bname, b_report, inbuf);
if (!(fh->brdattr & BRD_NOCOUNT)) {
snprintf(inbuf, sizeof(inbuf), "boards/%c/%s", 'R', "Record");
vote_report(bname, b_report, inbuf);
}
unlink(b_report);
tfp = fopen(b_newresults, "a");
setbfile(buf, bname, STR_bv_results);
b_suckinfile(tfp, buf);
fclose(tfp);
Rename(b_newresults, buf);
}
static void
b_result(vote_buffer_t *vbuf, boardheader_t * fh)
{
FILE *cfp;
time4_t closetime;
int i, total;
char buf[STRLEN];
char temp[STRLEN];
for (i = 0; i < MAX_VOTE_NR; i++) {
snprintf(vbuf->control, sizeof(vbuf->control), "%s%d", STR_bv_control, i);
setbfile(buf, fh->brdname, vbuf->control);
cfp = fopen(buf, "r");
if (!cfp)
continue;
fgets(temp, sizeof(temp), cfp);
fscanf(cfp, "%d\n", &closetime);
fclose(cfp);
if (closetime < now)
b_result_one(vbuf, fh, i, &total);
}
}
static int
b_close(boardheader_t * fh, vote_buffer_t *vbuf)
{
#if 0
// XXX what's it for ?
if (fh->bvote == 2) {
if (fh->vtime < now - 3 * 86400) {
fh->bvote = 0;
return 1;
} else
return 0;
}
#endif
b_result(vbuf, fh);
return 1;
}
static int
b_closepolls()
{
boardheader_t *fhp;
int pos, dirty;
vote_buffer_t vbuf;
#ifndef BARRIER_HAS_BEEN_IN_SHM
char *fn_vote_polling = ".polling";
time_t last;
FILE *cfp;
/* XXX necessary to lock ? */
if ((cfp = fopen(fn_vote_polling, "r"))) {
char timebuf[100];
fgets(timebuf, sizeof(timebuf), cfp);
sscanf(timebuf, "%lu", &last);
fclose(cfp);
if (last + 3600 >= now)
return 0;
}
if ((cfp = fopen(fn_vote_polling, "w")) == NULL)
return 0;
fprintf(cfp, "%d\n%s\n", now, Cdate(&now));
fclose(cfp);
#endif
dirty = 0;
for (fhp = bcache, pos = 1; pos <= numboards; fhp++, pos++) {
if (fhp->bvote && b_close(fhp, &vbuf)) {
if (substitute_record(fn_board, fhp, sizeof(*fhp), pos) == -1)
outs(err_board_update);
dirty = 1;
}
}
if (dirty) /* vote flag changed */
reset_board(pos);
return 0;
}
void
auto_close_polls(void)
{
/* 最多一天開票一次 */
if (now - SHM->close_vote_time > 86400) {
b_closepolls();
SHM->close_vote_time = now;
}
}
static int
vote_view(vote_buffer_t *vbuf, char *bname, int vote_index)
{
boardheader_t *fhp;
FILE *fp;
char buf[STRLEN], genbuf[STRLEN], inbuf[STRLEN];
short item_num, i;
int num = 0, pos, *counts, total;
time4_t closetime;
snprintf(vbuf->ballots, sizeof(vbuf->ballots),"%s%d", STR_bv_ballots, vote_index);
snprintf(vbuf->control, sizeof(vbuf->control), "%s%d", STR_bv_control, vote_index);
snprintf(vbuf->desc, sizeof(vbuf->desc), "%s%d", STR_bv_desc, vote_index);
snprintf(vbuf->flags, sizeof(vbuf->flags), "%s%d", STR_bv_flags, vote_index);
snprintf(vbuf->comments, sizeof(vbuf->comments), "%s%d", STR_bv_comments, vote_index);
snprintf(vbuf->limited, sizeof(vbuf->limited), "%s%d", STR_bv_limited, vote_index);
snprintf(vbuf->title, sizeof(vbuf->title), "%s%d", STR_bv_title, vote_index);
setbfile(buf, bname, vbuf->ballots);
if ((num = dashs(buf)) < 0) /* file size */
num = 0;
setbfile(buf, bname, vbuf->title);
move(0, 0);
clrtobot();
if ((fp = fopen(buf, "r"))) {
fgets(inbuf, sizeof(inbuf), fp);
prints("\n投票名稱: %s", inbuf);
fclose(fp);
}
setbfile(buf, bname, vbuf->control);
fp = fopen(buf, "r");
#if 0 // backward compatible
setbfile(genbuf, bname, STR_new_ballots);
fp = convert_to_newversion(fp, buf, genbuf);
#endif
assert(fp);
fscanf(fp, "%hd,%hd\n%d\n", &item_num, &i, &closetime);
counts = (int *)malloc(item_num * sizeof(int));
prints("\n◆ 預知投票紀事: 每人最多可投 %d 票,目前共有 %d 票,\n"
"本次投票將結束於 %s", atoi(inbuf), (int)(num / sizeof(short)),
Cdate(&closetime));
/* Thor: 開放 票數 預知 */
setbfile(buf, bname, vbuf->flags);
prints("共有 %d 人投票\n", b_nonzeroNum(buf));
setbfile(buf, bname, vbuf->ballots);
#if 0 // backward compatible
if (!newversion)
b_count_old(buf, counts, &total);
else
#endif
b_count(buf, counts, item_num, &total);
total = 0;
for (i = num = 0; i < item_num; i++, num++) {
fgets(inbuf, sizeof(inbuf), fp);
inbuf[(strlen(inbuf) - 1)] = '\0';
inbuf[30] = '\0'; /* truncate */
move(num % 15 + 6, num / 15 * 40);
prints(" %-32s%3d 票", inbuf, counts[i]);
total += counts[i];
if (num == 29) {
num = -1;
pressanykey();
move(6, 0);
clrtobot();
}
}
fclose(fp);
free(counts);
pos = getbnum(bname);
fhp = bcache + pos - 1;
move(t_lines - 3, 0);
prints("◆ 目前總票數 = %d 票", total);
getdata(b_lines - 1, 0, "(A)取消投票 (B)提早開票 (C)繼續?[C] ", genbuf,
4, LCECHO);
if (genbuf[0] == 'a') {
setbfile(buf, bname, vbuf->control);
unlink(buf);
setbfile(buf, bname, vbuf->flags);
unlink(buf);
setbfile(buf, bname, vbuf->ballots);
unlink(buf);
setbfile(buf, bname, vbuf->desc);
unlink(buf);
setbfile(buf, bname, vbuf->limited);
unlink(buf);
setbfile(buf, bname, vbuf->title);
unlink(buf);
fhp->bvote--;
if (substitute_record(fn_board, fhp, sizeof(*fhp), pos) == -1)
outs(err_board_update);
reset_board(pos);
} else if (genbuf[0] == 'b') {
b_result_one(vbuf, fhp, vote_index, &total);
if (substitute_record(fn_board, fhp, sizeof(*fhp), pos) == -1)
outs(err_board_update);
reset_board(pos);
}
return FULLUPDATE;
}
static int
vote_view_all(vote_buffer_t *vbuf, char *bname)
{
int i;
int x = -1;
FILE *fp, *xfp;
char buf[STRLEN], genbuf[STRLEN];
char inbuf[80];
move(0, 0);
for (i = 0; i < MAX_VOTE_NR; i++) {
snprintf(vbuf->control, sizeof(vbuf->control), "%s%d", STR_bv_control, i);
snprintf(vbuf->title, sizeof(vbuf->title), "%s%d", STR_bv_title, i);
setbfile(buf, bname, vbuf->control);
if ((fp = fopen(buf, "r"))) {
prints("(%d) ", i);
x = i;
fclose(fp);
setbfile(buf, bname, vbuf->title);
if ((xfp = fopen(buf, "r"))) {
fgets(inbuf, sizeof(inbuf), xfp);
fclose(xfp);
} else
strlcpy(inbuf, "無標題", sizeof(inbuf));
prints("%s\n", inbuf);
}
}
if (x < 0)
return FULLUPDATE;
snprintf(buf, sizeof(buf), "要看幾號投票 [%d] ", x);
getdata(b_lines - 1, 0, buf, genbuf, 4, LCECHO);
if (atoi(genbuf) < 0 || atoi(genbuf) > MAX_VOTE_NR)
snprintf(genbuf, sizeof(genbuf), "%d", x);
snprintf(vbuf->control, sizeof(vbuf->control), "%s%d", STR_bv_control, atoi(genbuf));
setbfile(buf, bname, vbuf->control);
if (dashf(buf)) {
return vote_view(vbuf, bname, atoi(genbuf));
} else
return FULLUPDATE;
}
static int
vote_maintain(char *bname)
{
FILE *fp = NULL;
char inbuf[STRLEN], buf[STRLEN];
int num = 0, aborted, pos, x, i;
time4_t closetime;
boardheader_t *fhp;
char genbuf[4];
vote_buffer_t vbuf;
if (!(currmode & MODE_BOARD))
return 0;
if ((pos = getbnum(bname)) <= 0)
return 0;
stand_title("舉辦投票");
fhp = bcache + pos - 1;
if (fhp->bvote != 0) {
#if 0 // convert the filenames of first vote
convert_first_vote(fhp);
#endif
getdata(b_lines - 1, 0,
"(V)觀察目前投票 (M)舉辦新投票 (A)取消所有投票 (Q)繼續 [Q]",
genbuf, 4, LCECHO);
if (genbuf[0] == 'v')
return vote_view_all(&vbuf, bname);
else if (genbuf[0] == 'a') {
fhp->bvote = 0;
for (i = 0; i < MAX_VOTE_NR; i++) {
int j;
char buf2[64];
const char *filename[] = {
STR_bv_ballots, STR_bv_control, STR_bv_desc, STR_bv_desc,
STR_bv_flags, STR_bv_comments, STR_bv_limited, STR_bv_title,
NULL
};
for (j = 0; filename[j] != NULL; j++) {
snprintf(buf2, sizeof(buf2), "%s%d", filename[j], i);
setbfile(buf, bname, buf2);
unlink(buf);
}
}
if (substitute_record(fn_board, fhp, sizeof(*fhp), pos) == -1)
outs(err_board_update);
return FULLUPDATE;
} else if (genbuf[0] != 'm') {
if (fhp->bvote >= MAX_VOTE_NR)
vmsg("不得舉辦過多投票");
return FULLUPDATE;
}
}
x = 1;
do {
snprintf(vbuf.control, sizeof(vbuf.control), "%s%d", STR_bv_control, x);
setbfile(buf, bname, vbuf.control);
x++;
} while (dashf(buf) && x <= MAX_VOTE_NR);
--x;
if (x >= MAX_VOTE_NR)
return FULLUPDATE;
snprintf(vbuf.ballots, sizeof(vbuf.ballots), "%s%d", STR_bv_ballots, x);
snprintf(vbuf.control, sizeof(vbuf.control), "%s%d", STR_bv_control, x);
snprintf(vbuf.desc, sizeof(vbuf.desc), "%s%d", STR_bv_desc, x);
snprintf(vbuf.flags, sizeof(vbuf.flags), "%s%d", STR_bv_flags, x);
snprintf(vbuf.comments, sizeof(vbuf.comments), "%s%d", STR_bv_comments, x);
snprintf(vbuf.limited, sizeof(vbuf.limited), "%s%d", STR_bv_limited, x);
snprintf(vbuf.title, sizeof(vbuf.title), "%s%d", STR_bv_title, x);
clear();
move(0, 0);
prints("第 %d 號投票\n", x);
setbfile(buf, bname, vbuf.title);
getdata(4, 0, "請輸入投票名稱:", inbuf, 50, LCECHO);
if (inbuf[0] == '\0')
strlcpy(inbuf, "不知名的", sizeof(inbuf));
fp = fopen(buf, "w");
assert(fp);
fputs(inbuf, fp);
fclose(fp);
vmsg("按任何鍵開始編輯此次 [投票宗旨]");
setbfile(buf, bname, vbuf.desc);
aborted = vedit(buf, NA, NULL);
if (aborted == -1) {
vmsg("取消此次投票");
return FULLUPDATE;
}
aborted = 0;
setbfile(buf, bname, vbuf.flags);
unlink(buf);
getdata(4, 0,
"是否限定投票者名單:(y)編輯可投票人員名單[n]任何人皆可投票:[N]",
inbuf, 2, LCECHO);
setbfile(buf, bname, vbuf.limited);
if (inbuf[0] == 'y') {
fp = fopen(buf, "w");
assert(fp);
//fprintf(fp, "此次投票設限");
fclose(fp);
friend_edit(FRIEND_CANVOTE);
} else {
if (dashf(buf))
unlink(buf);
}
clear();
getdata(0, 0, "此次投票進行幾天 (一到三十天)?", inbuf, 4, DOECHO);
closetime = atoi(inbuf);
if (closetime <= 0)
closetime = 1;
else if (closetime > 30)
closetime = 30;
closetime = closetime * 86400 + now;
setbfile(buf, bname, vbuf.control);
fp = fopen(buf, "w");
assert(fp);
fprintf(fp, "000,000\n%d\n", closetime);
outs("\n請依序輸入選項, 按 ENTER 完成設定");
num = 0;
x = 0; /* x is the page number */
while (!aborted) {
if( num % 15 == 0 ){
for( i = num ; i < num + 15 ; ++i ){
move((i % 15) + 2, (i / 15) * 40);
prints("\033[1;30m%c)\033[m ", i + 'A');
}
}
snprintf(buf, sizeof(buf), "%c) ", num + 'A');
getdata((num % 15) + 2, (num / 15) * 40, buf,
inbuf, 37, DOECHO);
if (*inbuf) {
fprintf(fp, "%1c) %s\n", (num + 'A'), inbuf);
num++;
}
if ((*inbuf == '\0' && num >= 1) || x == MAX_VOTE_PAGE)
aborted = 1;
if (num == 30) {
x++;
num = 0;
}
}
snprintf(buf, sizeof(buf), "請問每人最多可投幾票?([1]~%d): ", x * 30 + num);
getdata(t_lines - 3, 0, buf, inbuf, 3, DOECHO);
if (atoi(inbuf) <= 0 || atoi(inbuf) > (x * 30 + num)) {
inbuf[0] = '1';
inbuf[1] = 0;
}
rewind(fp);
fprintf(fp, "%3d,%3d\n", x * 30 + num, MAX(1, atoi(inbuf)));
fclose(fp);
fhp->bvote++;
if (substitute_record(fn_board, fhp, sizeof(*fhp), pos) == -1)
outs(err_board_update);
reset_board(pos);
outs("開始投票了!");
return FULLUPDATE;
}
static int
vote_flag(vote_buffer_t *vbuf, char *bname, int index, char val)
{
char buf[256], flag;
int fd, num, size;
snprintf(vbuf->flags, sizeof(vbuf->flags), "%s%d", STR_bv_flags, index);
num = usernum - 1;
setbfile(buf, bname, vbuf->flags);
if ((fd = open(buf, O_RDWR | O_CREAT, 0600)) == -1)
return -1;
size = lseek(fd, 0, SEEK_END);
memset(buf, 0, sizeof(buf));
while (size <= num) {
write(fd, buf, sizeof(buf));
size += sizeof(buf);
}
lseek(fd, num, SEEK_SET);
read(fd, &flag, 1);
if (flag == 0 && val != 0) {
lseek(fd, num, SEEK_SET);
write(fd, &val, 1);
}
close(fd);
return flag;
}
static int
user_vote_one(vote_buffer_t *vbuf, char *bname, int ind)
{
FILE *cfp, *fcm;
char buf[STRLEN], redo;
boardheader_t *fhp;
short pos = 0, i = 0, count, tickets, fd;
short curr_page, item_num, max_page;
char inbuf[80], choices[31], vote[4], *chosen;
time4_t closetime;
snprintf(vbuf->ballots, sizeof(vbuf->ballots), "%s%d", STR_bv_ballots, ind);
snprintf(vbuf->control, sizeof(vbuf->control), "%s%d", STR_bv_control, ind);
snprintf(vbuf->desc, sizeof(vbuf->desc), "%s%d", STR_bv_desc, ind);
snprintf(vbuf->flags, sizeof(vbuf->flags),"%s%d", STR_bv_flags, ind);
snprintf(vbuf->comments, sizeof(vbuf->comments), "%s%d", STR_bv_comments, ind);
snprintf(vbuf->limited, sizeof(vbuf->limited), "%s%d", STR_bv_limited, ind);
setbfile(buf, bname, vbuf->control);
cfp = fopen(buf, "r");
if (!cfp)
return FULLUPDATE;
setbfile(buf, bname, vbuf->limited); /* Ptt */
if (dashf(buf)) {
setbfile(buf, bname, FN_CANVOTE);
if (!belong(buf, cuser.userid)) {
fclose(cfp);
vmsg("對不起! 這是私人投票..你並沒有受邀唷!");
return FULLUPDATE;
} else {
vmsg("恭喜你受邀此次私人投票. <檢視此次受邀名單>");
more(buf, YEA);
}
}
if (vote_flag(vbuf, bname, ind, '\0')) {
vmsg("此次投票,你已投過了!");
return FULLUPDATE;
}
setutmpmode(VOTING);
setbfile(buf, bname, vbuf->desc);
more(buf, YEA);
stand_title("投票箱");
if ((pos = getbnum(bname)) <= 0)
return 0;
fhp = bcache + pos - 1;
#if 0 // backward compatible
setbfile(buf, bname, STR_new_control);
setbfile(inbuf, bname, STR_new_ballots);
cfp = convert_to_newversion(cfp, buf, inbuf);
#endif
assert(cfp);
fscanf(cfp, "%hd,%hd\n%d\n", &item_num, &tickets, &closetime);
chosen = (char *)malloc(item_num);
memset(chosen, 0, item_num);
memset(choices, 0, sizeof(choices));
max_page = (item_num - 1)/ 30 + 1;
prints("投票方式:確定好您的選擇後,輸入其代碼(A, B, C...)即可。\n"
"此次投票你可以投 %1hd 票。按 0 取消投票, 1 完成投票, > 下一頁, < 上一頁\n"
"此次投票將結束於:%s \n",
tickets, Cdate(&closetime));
#define REDO_DRAW 1
#define REDO_SCAN 2
redo = REDO_DRAW;
curr_page = 0;
while (1) {
if (redo) {
int i, j;
move(5, 0);
clrtobot();
/* 想不到好方法 因為不想整個讀進 memory
* 而且大部分的投票不會超過一頁 所以再從檔案 scan */
if (redo & REDO_SCAN) {
for (i = 0; i < curr_page; i++)
for (j = 0; j < 30; j++)
fgets(inbuf, sizeof(inbuf), cfp);
}
count = 0;
for (i = 0; i < 30 && fgets(inbuf, sizeof(inbuf), cfp); i++) {
move((count % 15) + 5, (count / 15) * 40);
prints("%c%s", chosen[curr_page * 30 + i] ? '*' : ' ',
strtok(inbuf, "\n\0"));
choices[count % 30] = inbuf[0];
count++;
}
redo = 0;
}
vote[0] = vote[1] = '\0';
move(t_lines - 2, 0);
prints("你還可以投 %2d 票 [ 目前所在頁數 %2d / 共 %2d 頁 (可輸入 '<' '>' 換頁) ]", tickets - i, curr_page + 1, max_page);
getdata(t_lines - 4, 0, "輸入您的選擇: ", vote, sizeof(vote), DOECHO);
*vote = toupper(*vote);
#define CURRENT_CHOICE \
chosen[curr_page * 30 + vote[0] - 'A']
if (vote[0] == '0' || (!vote[0] && !i)) {
outs("記得再來投喔!!");
break;
} else if (vote[0] == '1' && i);
else if (!vote[0])
continue;
else if (vote[0] == '<' && max_page > 1) {
curr_page = (curr_page + max_page - 1) % max_page;
rewind(cfp);
fgets(inbuf, sizeof(inbuf), cfp);
fgets(inbuf, sizeof(inbuf), cfp);
redo = REDO_DRAW | REDO_SCAN;
continue;
}
else if (vote[0] == '>' && max_page > 1) {
curr_page = (curr_page + 1) % max_page;
if (curr_page == 0) {
rewind(cfp);
fgets(inbuf, sizeof(inbuf), cfp);
fgets(inbuf, sizeof(inbuf), cfp);
}
redo = REDO_DRAW;
continue;
}
else if (index(choices, vote[0]) == NULL) /* 無效 */
continue;
else if ( CURRENT_CHOICE ) { /* 已選 */
move(((vote[0] - 'A') % 15) + 5, (((vote[0] - 'A')) / 15) * 40);
outc(' ');
CURRENT_CHOICE = 0;
i--;
continue;
} else {
if (i == tickets)
continue;
move(((vote[0] - 'A') % 15) + 5, (((vote[0] - 'A')) / 15) * 40);
outc('*');
CURRENT_CHOICE = 1;
i++;
continue;
}
if (vote_flag(vbuf, bname, ind, vote[0]) != 0)
outs("重複投票! 不予計票。");
else {
setbfile(buf, bname, vbuf->ballots);
if ((fd = open(buf, O_WRONLY | O_CREAT | O_APPEND, 0600)) == 0)
outs("無法投入票匭\n");
else {
struct stat statb;
char buf[3], mycomments[3][74], b_comments[80];
for (i = 0; i < 3; i++)
strlcpy(mycomments[i], "\n", sizeof(mycomments[i]));
flock(fd, LOCK_EX);
for (count = 0; count < item_num; count++) {
if (chosen[count])
write(fd, &count, sizeof(short));
}
flock(fd, LOCK_UN);
fstat(fd, &statb);
close(fd);
getdata(b_lines - 2, 0,
"您對這次投票有什麼寶貴的意見嗎?(y/n)[N]",
buf, 3, DOECHO);
if (buf[0] == 'Y' || buf[0] == 'y') {
do {
move(5, 0);
clrtobot();
outs("請問您對這次投票有什麼寶貴的意見?"
"最多三行,按[Enter]結束");
for (i = 0; (i < 3) &&
getdata(7 + i, 0, ":",
mycomments[i], sizeof(mycomments[i]),
DOECHO); i++);
getdata(b_lines - 2, 0, "(S)儲存 (E)重新來過 "
"(Q)取消?[S]", buf, 3, LCECHO);
} while (buf[0] == 'E' || buf[0] == 'e');
if (buf[0] == 'Q' || buf[0] == 'q')
break;
setbfile(b_comments, bname, vbuf->comments);
if (mycomments[0])
if ((fcm = fopen(b_comments, "a"))) {
fprintf(fcm,
"\033[36m○使用者\033[1;36m %s "
"\033[;36m的建議:\033[m\n",
cuser.userid);
for (i = 0; i < 3; i++)
fprintf(fcm, " %s\n", mycomments[i]);
fprintf(fcm, "\n");
fclose(fcm);
}
}
move(b_lines - 1, 0);
outs("已完成投票!\n");
}
}
break;
}
free(chosen);
fclose(cfp);
pressanykey();
return FULLUPDATE;
}
static int
user_vote(char *bname)
{
int pos;
boardheader_t *fhp;
char buf[STRLEN];
FILE *fp, *xfp;
int i, x = -1;
char genbuf[STRLEN];
char inbuf[80];
vote_buffer_t vbuf;
if ((pos = getbnum(bname)) <= 0)
return 0;
fhp = bcache + pos - 1;
move(0, 0);
clrtobot();
if (fhp->bvote == 0) {
vmsg("目前並沒有任何投票舉行。");
return FULLUPDATE;
}
#if 0 // convert the filenames of first vote
convert_first_vote(fhp);
#endif
if (!HAS_PERM(PERM_LOGINOK)) {
vmsg("對不起! 您未滿二十歲, 還沒有投票權喔!");
return FULLUPDATE;
}
move(0, 0);
for (i = 0; i < MAX_VOTE_NR; i++) {
snprintf(vbuf.control, sizeof(vbuf.control), "%s%d", STR_bv_control, i);
snprintf(vbuf.title, sizeof(vbuf.title), "%s%d", STR_bv_title, i);
setbfile(buf, bname, vbuf.control);
if ((fp = fopen(buf, "r"))) {
prints("(%d) ", i);
x = i;
fclose(fp);
setbfile(buf, bname, vbuf.title);
if ((xfp = fopen(buf, "r"))) {
fgets(inbuf, sizeof(inbuf), xfp);
fclose(xfp);
} else
strlcpy(inbuf, "無標題", sizeof(inbuf));
prints("%s\n", inbuf);
}
}
if (x < 0)
return FULLUPDATE;
snprintf(buf, sizeof(buf), "要投幾號投票 [%d] ", x);
getdata(b_lines - 1, 0, buf, genbuf, 4, LCECHO);
if (atoi(genbuf) < 0 || atoi(genbuf) > MAX_VOTE_NR)
snprintf(genbuf, sizeof(genbuf), "%d", x);
snprintf(vbuf.control, sizeof(vbuf.control), "%s%d", STR_bv_control, atoi(genbuf));
setbfile(buf, bname, vbuf.control);
if (dashf(buf)) {
return user_vote_one(&vbuf, bname, atoi(genbuf));
} else
return FULLUPDATE;
}
static int
vote_results(char *bname)
{
char buf[STRLEN];
setbfile(buf, bname, STR_bv_results);
if (more(buf, YEA) == -1)
vmsg("目前沒有任何投票的結果。");
return FULLUPDATE;
}
int
b_vote_maintain()
{
return vote_maintain(currboard);
}
int
b_vote()
{
return user_vote(currboard);
}
int
b_results()
{
return vote_results(currboard);
}