2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2009, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See files README, COPYING and CREDITS in the root of the source
23 * tree for related information and legal notices. It is expected
24 * that future projects/authors will amend these files as needed.
28 * player.c: Main command loop for a player
30 * Known contributors to this file:
32 * Markus Armbruster, 2004-2008
33 * Ron Koenderink, 2004-2007
42 #include "empthread.h"
50 #include "prototypes.h"
54 static int command(void);
55 static int status(void);
56 static int print_sink(char *, size_t, void *);
58 struct player *player;
61 player_main(struct player *p)
66 p->state = PS_PLAYING;
69 update_timeused_login(player->curup);
71 if (init_nats() < 0) {
72 pr("Server confused, try again later\n");
75 natp = getnatp(player->cnum);
76 if (!may_play_now(natp, player->curup, 0))
78 if (natp->nat_stat != STAT_VIS
79 && natp->nat_last_login
80 && (strcmp(natp->nat_hostaddr, player->hostaddr)
81 || strcmp(natp->nat_userid, player->userid))) {
82 pr("Last connection from: %s", ctime(&natp->nat_last_login));
84 natp->nat_last_login <= natp->nat_last_logout
85 ? ctime(&natp->nat_last_logout) : "?");
88 *natp->nat_hostname ? natp->nat_hostname : natp->nat_hostaddr);
90 strcpy(natp->nat_userid, player->userid);
91 strcpy(natp->nat_hostname, player->hostname);
92 strcpy(natp->nat_hostaddr, player->hostaddr);
93 natp->nat_last_login = player->curup;
96 if (natp->nat_flags & NF_INFORM && natp->nat_tgms > 0) {
97 if (natp->nat_tgms == 1)
98 pr("You have a new telegram waiting ...\n");
100 pr("You have %s new telegrams waiting ...\n",
101 numstr(buf, natp->nat_tgms));
105 while (status() && command()) {
106 player->aborted = player->eof;
109 /* #*# I put the following line in to prevent server crash -KHS */
110 natp = getnatp(player->cnum);
111 time(&natp->nat_last_logout);
113 update_timeused(natp->nat_last_logout);
114 enforce_minimum_session_time();
122 char *redir; /* UTF-8 */
123 char scanspace[1024];
126 if (getcommand(player->combuf) < 0)
130 update_timeused(now);
131 if (!may_play_now(getnatp(player->cnum), now, 1))
134 if (parse(player->combuf, scanspace, player->argp, player->comtail,
135 &player->condarg, &redir) < 0) {
136 pr("See \"info Syntax\"?\n");
138 if (dispatch(player->combuf, redir) < 0)
139 pr("Try \"list of commands\" or \"info\"\n");
151 if (player->eof || player->state == PS_SHUTDOWN)
153 natp = getnatp(player->cnum);
154 if (player->dolcost > 100.0)
155 pr("That just cost you $%.2f\n", player->dolcost);
156 else if (player->dolcost < -100.0)
157 pr("You just made $%.2f\n", -player->dolcost);
158 if (player->dolcost != 0.0) {
160 * Hackish work around for a race condition in the nightly
161 * build's regression tests: sometimes the update starts right
162 * after the force command yields, sometimes a bit later. If
163 * it is late, we use one random number here, for the bye,
164 * and throwing off the random sequence.
166 natp->nat_money -= roundavg(player->dolcost);
167 player->dolcost = 0.0;
170 old_nstat = player->nstat;
171 player_set_nstat(player, natp);
172 if ((old_nstat & MONEY) && !(player->nstat & MONEY))
173 pr("You are now broke; industries are on strike.\n");
174 if (!(old_nstat & MONEY) && (player->nstat & MONEY))
175 pr("You are no longer broke!\n");
177 time(&player->curup);
178 update_timeused(player->curup);
179 if (!may_play_now(natp, player->curup, 0))
181 if (player->btused) {
182 natp->nat_btu -= player->btused;
185 if (natp->nat_tgms > 0) {
186 if (!(natp->nat_flags & NF_INFORM)) {
187 if (natp->nat_tgms == 1)
188 pr("You have a new telegram waiting ...\n");
190 pr("You have %s new telegrams waiting ...\n",
191 numstr(buf, natp->nat_tgms));
195 if (natp->nat_ann > 0) {
196 if (natp->nat_ann == 1)
197 pr("You have a new announcement waiting ...\n");
199 pr("You have %s new announcements waiting ...\n",
200 numstr(buf, natp->nat_ann));
203 if (natp->nat_stat == STAT_ACTIVE && (player->nstat & CAP) == 0)
204 pr("You lost your capital... better designate one (see info capital)\n");
210 * XXX This whole mess should be redone; execute block should
211 * start with "exec start", and should end with "exec end".
212 * We'll wait until 1.2 I guess.
220 char *redir; /* UTF-8 */
221 char scanspace[1024];
225 if (player->comtail[1])
226 p = player->comtail[1];
228 p = getstring("File? ", buf);
229 if (p == NULL || *p == '\0')
233 while (!failed && status()) {
234 player->nstat &= ~EXEC;
235 if (recvclient(buf, sizeof(buf)) < 0)
237 if (parse(buf, scanspace, player->argp, player->comtail,
238 &player->condarg, &redir) < 0) {
242 pr("\nExecute : %s\n", buf);
244 pr("Execute : redirection not supported\n");
246 } else if (dispatch(buf, NULL) < 0)
250 while (recvclient(buf, sizeof(buf)) >= 0) ;
253 pr("Execute : %s\n", failed ? "aborted" : "terminated");
261 show_first_tel(motdfil);
266 * Print first telegram in file FNAME.
269 show_first_tel(char *fname)
274 if ((fp = fopen(fname, "rb")) == NULL) {
278 logerror("Could not open %s.\n", fname);
282 if (tel_read_header(fp, fname, &tgm) < 0)
284 if (tel_read_body(fp, fname, &tgm, print_sink, NULL) < 0)
291 print_sink(char *chunk, size_t sz, void *arg)
300 player->state = PS_SHUTDOWN;
305 praddr(struct player *p)
307 return prbuf("%s@%s", p->userid,
308 *p->hostname ? p->hostname : p->hostaddr);