/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2015, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Ken Stevens, Steve McClure, Markus Armbruster
*
- * This program is free software; you can redistribute it and/or modify
+ * Empire 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
+ * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* 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
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ---
*
* ---
*
* empdis.c: Empire dispatcher stuff
- *
+ *
* Known contributors to this file:
* Dave Pare, 1994
* Steve McClure, 2000
+ * Markus Armbruster, 2006-2010
+ * Ron Koenderink, 2004-2009
*/
#include <config.h>
-#include "prototypes.h"
#include <stdio.h>
-#include "misc.h"
-#include "player.h"
-#include "nat.h"
-#include "tel.h"
-#include "proto.h"
+#include <time.h>
#include "com.h"
#include "file.h"
-#include "empio.h"
-#include "subs.h"
-#include "common.h"
+#include "game.h"
+#include "match.h"
+#include "misc.h"
+#include "nat.h"
#include "optlist.h"
+#include "player.h"
+#include "prototypes.h"
-#include <fcntl.h>
-#include <time.h>
-#if !defined(_WIN32)
-#include <unistd.h>
-#endif
-#include <signal.h>
#define KEEP_COMMANDS 50
/* the slot holding the most recent command in player_commands[] */
static int player_commands_index = 0;
+static void disable_coms(void);
+
/*
* Get a command from the current player into COMBUFP[1024], in UTF-8.
* This may block for input, yielding the processor. Flush buffered
int
getcommand(char *combufp)
{
- struct natstr *natp = getnatp(player->cnum);
char buf[1024]; /* user text */
- if (++player_commands_index >= KEEP_COMMANDS)
- player_commands_index = 0;
- sprintf(player_commands[player_commands_index], "%3d %3d [prompt]",
- player_commands_index, player->cnum);
-
- do {
- prprompt(natp->nat_minused, natp->nat_btu);
- buf[0] = 0;
- if (recvclient(buf, 1024) < 0) {
- return -1;
- }
- } while (buf[0] == 0);
+ if (recvclient(buf, sizeof(buf)) < 0)
+ return -1;
if (++player_commands_index >= KEEP_COMMANDS)
player_commands_index = 0;
for (i = 0; i < KEEP_COMMANDS; ++i)
*player_commands[i] = 0;
+
+ disable_coms();
}
void
int
explain(void)
{
- register s_char *format;
- register int i;
+ struct cmndstr *com;
pr("\t\tCurrent EMPIRE Command List\n"
"\t\t------- ------ ------- ----\n"
"Args in [brackets] are optional.\n"
"All-caps args in <angle brackets>"
" have the following meanings:\n"
+ /* FIXME incomplete */
" <NUM> :: a number in unspecified units\n"
" <COMM> :: a commodity such as `food', `guns', etc\n"
- " <VAR> :: a commodity such as `food', `guns', etc\n"
" <TYPE> :: an item type such as `ship', `plane', etc\n");
- for (i = 0; (format = player_coms[i].c_form) != 0; i++) {
- if ((player_coms[i].c_permit & player->ncomstat) ==
- player_coms[i].c_permit) {
- pr("%2d ", player_coms[i].c_cost);
- if ((player_coms[i].c_permit & MONEY) == MONEY)
+ for (com = player_coms; com->c_form; com++) {
+ if ((com->c_permit & player->nstat) == com->c_permit) {
+ pr("%2d ", com->c_cost);
+ if (com->c_permit & MONEY)
pr("$");
else
pr(" ");
- if ((player_coms[i].c_permit & CAP) == CAP)
+ if (com->c_permit & CAP)
pr("c");
else
pr(" ");
- pr(" %s\n", format);
+ pr(" %s\n", com->c_form);
}
}
pr("For further info on command syntax see \"info Syntax\".\n");
return RET_OK;
}
-/*
- * returns true if down
- */
-int
-gamedown(void)
+static void
+disable_coms(void)
{
- FILE *down_fp;
- struct telstr tgm;
- char buf[MAXTELSIZE + 1]; /* UTF-8 */
-
- if (player->god)
- return 0;
- if ((down_fp = fopen(downfil, "rb")) == NULL)
- return 0;
- if (fread(&tgm, sizeof(tgm), 1, down_fp) != 1) {
- logerror("bad header on login message (downfil)");
- fclose(down_fp);
- return 1;
- }
- if (tgm.tel_length >= (long)sizeof(buf)) {
- logerror("text length (%ld) is too long for login message (downfil)", tgm.tel_length);
- fclose(down_fp);
- return 1;
- }
- if (fread(buf, tgm.tel_length, 1, down_fp) != 1) {
- logerror("bad length %ld on login message", tgm.tel_length);
- fclose(down_fp);
- return 1;
+ char *tmp = strdup(disabled_commands);
+ char *name;
+ int cmd;
+
+ for (name = strtok(tmp, " \t"); name; name = strtok(NULL, " \t")) {
+ cmd = comtch(name, player_coms, -1);
+ if (cmd < 0) {
+ logerror("Warning: not disabling %s command %s\n",
+ cmd == M_NOTUNIQUE ? "ambiguous" : "unknown", name);
+ continue;
+ }
+ player_coms[cmd].c_permit |= GOD;
}
- buf[tgm.tel_length] = 0;
- uprnf(buf);
- pr("\nThe game is down\n");
- fclose(down_fp);
- return 1;
+
+ free(tmp);
+}
+
+static int
+seconds_since_midnight(time_t time)
+{
+ struct tm *tm = localtime(&time);
+
+ tm->tm_hour = 0;
+ tm->tm_min = 0;
+ tm->tm_sec = 0;
+ tm->tm_isdst = -1;
+ return time - mktime(tm);
}
void
-daychange(time_t now)
+update_timeused_login(time_t now)
{
- struct natstr *natp;
- struct tm *tm;
-
- natp = getnatp(player->cnum);
- tm = localtime(&now);
- if ((tm->tm_yday % 128) != natp->nat_dayno) {
- natp->nat_dayno = tm->tm_yday % 128;
- natp->nat_minused = 0;
+ struct natstr *natp = getnatp(player->cnum);
+ time_t midnight_secs = seconds_since_midnight(now);
+
+ if (now - natp->nat_last_logout > midnight_secs) {
+ natp->nat_timeused = 0;
+ putnat(natp);
}
+ player->lasttime = now;
+}
+
+void
+update_timeused(time_t now)
+{
+ struct natstr *natp = getnatp(player->cnum);
+ time_t midnight_secs = seconds_since_midnight(now);
+ time_t dt = now - player->lasttime;
+
+ if (dt > midnight_secs)
+ natp->nat_timeused = midnight_secs;
+ else
+ natp->nat_timeused += dt;
+ player->lasttime = now;
+ putnat(natp);
+}
+
+void
+enforce_minimum_session_time(void)
+{
+ struct natstr *natp = getnatp(player->cnum);
+
+ time_t dt = natp->nat_last_logout - natp->nat_last_login;
+ if (dt > seconds_since_midnight(natp->nat_last_logout))
+ dt = seconds_since_midnight(natp->nat_last_logout);
+ if (dt < 15)
+ natp->nat_timeused += 15 - dt;
+ putnat(natp);
}
int
-getminleft(time_t now, int mpd)
+may_play_now(struct natstr *natp, time_t now)
{
- struct tm *tm;
- int nminleft;
- struct natstr *natp;
- int n;
-
- tm = localtime(&now);
- natp = getnatp(player->cnum);
- nminleft = mpd - natp->nat_minused;
- n = 60 * 24 - (tm->tm_min + tm->tm_hour * 60);
- if (n < nminleft)
- nminleft = n;
- return nminleft;
+ if (CANT_HAPPEN(natp->nat_cnum != player->cnum))
+ return 0;
+
+ if (gamehours(now)) {
+ if (player->flags & PF_HOURS) {
+ pr("\nEmpire hours restriction lifted\n");
+ player->flags &= ~PF_HOURS;
+ }
+ } else {
+ if (!(player->flags & PF_HOURS)) {
+ pr("\nEmpire hours restriction in force\n");
+ player->flags |= PF_HOURS;
+ }
+ if (natp->nat_stat != STAT_GOD)
+ return 0;
+ }
+
+ if (game_play_disabled()) {
+ if (!(player->flags & PF_DOWN)) {
+ show_first_tel(downfil);
+ pr("\nThe game is down\n");
+ player->flags |= PF_DOWN;
+ }
+ if (natp->nat_stat != STAT_GOD)
+ return 0;
+ } else
+ player->flags &= ~PF_DOWN;
+
+ if ((natp->nat_stat != STAT_GOD && natp->nat_stat != STAT_VIS)
+ && natp->nat_timeused > m_m_p_d * 60) {
+ pr("Max minutes per day limit exceeded.\n");
+ return 0;
+ }
+ return 1;
}