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/* $Id$ */
#include "bbs.h"
char *
Ptt_prints(char *str, size_t size, int mode)
{
char *strbuf = alloca(size);
int r, w;
for( r = w = 0 ; str[r] != 0 && w < (size - 1) ; ++r )
if( str[r] != ESC_CHR )
strbuf[w++] = str[r];
else{
if( str[++r] != '*' ){
if(w+2>=size-1) break;
strbuf[w++] = ESC_CHR;
strbuf[w++] = str[r];
}
else{
/* Note, w will increased by copied length after */
switch( str[++r] ){
case 's':
strlcpy(strbuf+w, cuser.userid, size-w);
w += strlen(strbuf+w);
break;
case 't':
strlcpy(strbuf+w, Cdate(&now), size-w);
w += strlen(strbuf+w);
break;
case 'u':
w += snprintf(&strbuf[w], size - w,
"%d", SHM->UTMPnumber);
break;
/* disabled for security issue.
* we support only entries can be queried by others now.
*/
#ifdef LOW_SECURITY
case 'b':
w += snprintf(&strbuf[w], size - w,
"%d/%d", cuser.month, cuser.day);
break;
case 'm':
w += snprintf(&strbuf[w], size - w,
"%d", cuser.money);
break;
#else
#if 0
case 'm':
w += snprintf(&strbuf[w], size - w,
"%s", money_level(cuser.money));
break;
#endif
#endif
case 'l':
w += snprintf(&strbuf[w], size - w,
"%d", cuser.numlogins);
break;
case 'p':
w += snprintf(&strbuf[w], size - w,
"%d", cuser.numposts);
break;
case 'n':
strlcpy(strbuf+w, cuser.nickname, size-w);
w += strlen(strbuf+w);
break;
/* It's saver not to send these undefined escape string.
default:
strbuf[w++] = ESC_CHR;
strbuf[w++] = '*';
strbuf[w++] = str[r];
*/
}
}
}
strbuf[w] = 0;
strip_ansi(str, strbuf, mode);
return str;
}
int
Rename(const char *src, const char *dst)
{
char buf[256];
if (rename(src, dst) == 0)
return 0;
if (!strchr(src, ';') && !strchr(dst, ';'))
// Ptt 防不正常指令 // XXX 這樣是不夠的
{
snprintf(buf, sizeof(buf), "/bin/mv %s %s", src, dst);
system(buf);
}
return -1;
}
int
Copy(const char *src, const char *dst)
{
int fi, fo, bytes;
char buf[8192];
fi=open(src, O_RDONLY);
if(fi<0) return -1;
fo=open(dst, O_WRONLY | O_TRUNC | O_CREAT, 0600);
if(fo<0) {close(fi); return -1;}
while((bytes=read(fi, buf, sizeof(buf)))>0)
write(fo, buf, bytes);
close(fo);
close(fi);
return 0;
}
int
CopyN(const char *src, const char *dst, int n)
{
int fi, fo, bytes;
char buf[8192];
fi=open(src, O_RDONLY);
if(fi<0) return -1;
fo=open(dst, O_WRONLY | O_TRUNC | O_CREAT, 0600);
if(fo<0) {close(fi); return -1;}
while(n > 0 && (bytes=read(fi, buf, sizeof(buf)))>0)
{
n -= bytes;
if (n < 0)
bytes += n;
write(fo, buf, bytes);
}
close(fo);
close(fi);
return 0;
}
/* append data from tail of src (starting point=off) to dst */
int
AppendTail(const char *src, const char *dst, int off)
{
int fi, fo, bytes;
char buf[8192];
fi=open(src, O_RDONLY);
if(fi<0) return -1;
fo=open(dst, O_WRONLY | O_APPEND | O_CREAT, 0600);
if(fo<0) {close(fi); return -1;}
if(off > 0)
lseek(fi, (off_t)off, SEEK_SET);
while((bytes=read(fi, buf, sizeof(buf)))>0)
{
write(fo, buf, bytes);
}
close(fo);
close(fi);
return 0;
}
int
Link(const char *src, const char *dst)
{
if (strcmp(src, BBSHOME "/home") == 0)
return 1;
if (symlink(src, dst) == 0)
return 0;
return Copy(src, dst);
}
char *
my_ctime(const time4_t * t, char *ans, int len)
{
struct tm *tp;
tp = localtime4((time4_t*)t);
snprintf(ans, len,
"%02d/%02d/%02d %02d:%02d:%02d", (tp->tm_year % 100),
tp->tm_mon + 1, tp->tm_mday, tp->tm_hour, tp->tm_min, tp->tm_sec);
return ans;
}
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