empserver/src/lib/commands/turn.c
2005-06-13 19:02:49 +00:00

127 lines
3.5 KiB
C

/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2005, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---
*
* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
* related information and legal notices. It is expected that any future
* projects/authors will amend these files as needed.
*
* ---
*
* turn.c: Turn the game on, off, or set the login message.
*
* Known contributors to this file:
*
*/
#include "misc.h"
#include "player.h"
#include "tel.h"
#include "commands.h"
#include "optlist.h"
#include <errno.h>
#include <fcntl.h>
/*
* Enable / disable logins and set the message of the day.
*/
int
turn(void)
{
FILE *fptr;
struct telstr tgm;
char *p;
char buf[1024];
char msgbuf[MAXTELSIZE + 1]; /* UTF-8 */
char *msgfilepath;
p = getstarg(player->argp[1], "on, off or motd? ", buf);
if (!p)
return RET_SYN;
if (strcmp(p, "off") == 0) {
msgfilepath = downfil;
} else if (strcmp(p, "on") == 0) {
pr("Removing no-login message and re-enabling logins.\n");
if ((unlink(downfil) == -1) && (errno != ENOENT)) {
pr("Could not remove no-login file, logins still disabled.\n");
logerror("Could not remove no-login file (%s).\n", downfil);
return RET_SYS;
}
return RET_OK;
} else {
msgfilepath = motdfil;
}
if (msgfilepath == downfil)
pr("Enter a message shown to countries trying to log in.\n");
else
pr("Enter a new message of the day.\n");
time(&tgm.tel_date);
tgm.tel_length = getele("The World", msgbuf);
if (tgm.tel_length < 0) {
pr("Ignored\n");
if (msgfilepath == downfil)
pr("NOT disabling logins.\n");
return RET_SYN;
} else if (tgm.tel_length == 0) {
if (msgfilepath == motdfil) {
pr("Removing exsting motd.\n");
if ((unlink(msgfilepath) == -1) && (errno != ENOENT)) {
pr("Could not remove motd.\n");
logerror("Could not remove motd file (%s).\n", msgfilepath);
return RET_SYS;
}
return RET_OK;
} else
pr("Writing empty no-login message.\n");
}
fptr = fopen(msgfilepath, "wb");
if (fptr == NULL) {
pr("Something went wrong opening the message file.\n");
logerror("Could not open message file (%s).\n", msgfilepath);
return RET_SYS;
}
if (msgfilepath == downfil)
pr("Logins disabled.\n");
if ((fwrite(&tgm, sizeof(tgm), 1, fptr) != 1) ||
(fwrite(msgbuf, tgm.tel_length, 1, fptr) != 1)) {
fclose(fptr);
pr("Something went wrong writing the message file.\n");
logerror("Could not properly write message file (%s).\n",
msgfilepath);
return RET_SYS;
}
if (fclose(fptr)) {
pr("Something went wrong closing the message.\n");
logerror("Could not properly close message file (%s).\n",
msgfilepath);
return RET_SYS;
}
pr("\n");
return RET_OK;
}