2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2005, 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 the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * player.c: Main command loop for a player
30 * Known contributors to this file:
35 #include "prototypes.h"
47 #include "empthread.h"
62 struct player *player;
65 player_main(struct player *p)
71 p->state = PS_PLAYING;
73 time(&player->lasttime);
75 showvers(CLIENTPROTO);
79 natp = getnatp(player->cnum);
80 if (player->god && !match_user(authfil, player)) {
81 logerror("NON-AUTHed Login attempted by %s", praddr(player));
82 pr("You're not a deity!\n");
85 if (!gamehours(player->curup)) {
86 pr("Empire hours restriction in force\n");
87 if ((natp->nat_stat & STAT_GOD) == 0)
90 daychange(player->curup);
91 if ((player->minleft = getminleft(player->curup, m_m_p_d)) <= 0) {
92 pr("Time exceeded today\n");
95 if ((*natp->nat_hostaddr &&
97 strcmp(natp->nat_hostaddr, player->hostaddr)) ||
99 *player->userid && strcmp(natp->nat_userid, player->userid))) {
100 if (natp->nat_stat != VIS) {
101 pr("Last connection from: %s", ctime(&natp->nat_last_login));
102 pr(" to: %s", natp->nat_last_login <
103 natp->nat_last_logout ? ctime(&natp->
104 nat_last_logout) : "?");
106 *natp->nat_userid ? natp->nat_userid : "nobody",
107 *natp->nat_hostname ? natp->nat_hostname : *natp->
108 nat_hostaddr ? natp->nat_hostaddr : "nowhere");
112 strcpy(natp->nat_userid, player->userid);
114 strcpy(natp->nat_userid, "nobody");
116 if (*player->hostname)
117 strcpy(natp->nat_hostname, player->hostname);
119 strcpy(natp->nat_hostname, "nowhere");
121 if (*player->hostaddr)
122 strcpy(natp->nat_hostaddr, player->hostaddr);
124 time(&natp->nat_last_login);
125 natp->nat_connected = 1;
127 if (natp->nat_flags & NF_INFORM && natp->nat_tgms > 0) {
128 if (natp->nat_tgms == 1)
129 pr("You have a new telegram waiting ...\n");
131 pr("You have %s new telegrams waiting ...\n",
132 numstr(buf, natp->nat_tgms));
137 if (command() == 0 && !player->aborted)
141 /* #*# I put the following line in to prevent server crash -KHS */
142 natp = getnatp(player->cnum);
144 * randomly round up to the nearest minute,
145 * charging at least 15 seconds.
147 time(&natp->nat_last_logout);
148 secs = max(natp->nat_last_logout - player->lasttime, 15);
149 natp->nat_minused += secs / 60;
151 if (chance(secs / 60.0))
152 natp->nat_minused += 1;
153 natp->nat_connected = 0;
163 char scanspace[1024];
165 if (getcommand(player->combuf) < 0)
167 if (parse(player->combuf, player->argp, &player->condarg,
168 scanspace, &redir) < 0) {
169 pr("See \"info Syntax\"?\n");
171 /* XXX don't use alarm; use a scavenger thread */
172 /* DONT USE IT!!!! alarm and sleep may and dont work
174 /* alarm((unsigned int)60*60); 1 hour */
175 if (player->condarg != NULL)
176 for (x = 0; x < strlen(player->condarg); x++)
177 if (isupper(*(player->condarg + x)))
178 *(player->condarg + x) =
179 tolower(*(player->condarg + x));
180 if (dispatch(player->combuf, redir) < 0)
181 pr("Try \"list of commands\" or \"info\"\n");
194 if (player->state == PS_SHUTDOWN)
196 natp = getnatp(player->cnum);
197 if (io_error(player->iop) || io_eof(player->iop)) {
201 player->visitor = (natp->nat_stat & (STAT_NORM | STAT_GOD)) == 0;
202 if (player->dolcost != 0.0) {
203 if (player->dolcost > 100.0)
204 pr("That just cost you $%.2f\n", player->dolcost);
205 else if (player->dolcost < -100.0)
206 pr("You just made $%.2f\n", -player->dolcost);
207 if (natp->nat_money < player->dolcost && !player->broke) {
209 player->nstat &= ~MONEY;
210 pr("You are now broke; industries are on strike.\n");
211 } else if (player->broke && natp->nat_money - player->dolcost > 0) {
213 player->nstat |= MONEY;
214 pr("You are no longer broke!\n");
216 natp->nat_money -= roundavg(player->dolcost);
217 player->dolcost = 0.0;
219 if (natp->nat_money < 0.0 && !player->broke) {
221 player->nstat &= ~MONEY;
222 pr("You are now broke; industries are on strike.\n");
224 if (player->broke && natp->nat_money > 0) {
226 player->nstat |= MONEY;
227 pr("You are no longer broke!\n");
230 getsect(natp->nat_xcap, natp->nat_ycap, §);
231 if ((sect.sct_type == SCT_CAPIT || sect.sct_type == SCT_MOUNT ||
232 sect.sct_type == SCT_SANCT) && sect.sct_own == player->cnum)
233 player->nstat |= CAP;
235 player->nstat &= ~CAP;
236 /* Ok, has the country owner reset his capital yet after it was sacked? */
237 if (natp->nat_flags & NF_SACKED)
238 player->nstat &= ~CAP; /* No capital yet */
239 player->ncomstat = player->nstat;
240 time(&player->curup);
241 minute = (player->curup - player->lasttime) / 60;
243 player->minleft -= minute;
244 if (player->minleft <= 0) {
246 * countdown timer "player->minleft" has expired.
247 * either day change, or hours restriction
249 daychange(player->curup);
250 if (!gamehours(player->curup)) {
251 pr("Empire hours restriction in force\n");
252 if ((natp->nat_stat & STAT_GOD) == 0) {
257 player->minleft = getminleft(player->curup, m_m_p_d);
259 player->lasttime += minute * 60;
260 natp->nat_minused += minute;
262 if ((player->nstat & NORM) && natp->nat_minused > m_m_p_d) {
263 pr("Max minutes per day limit exceeded.\n");
264 player->ncomstat = VIS;
266 if (player->btused) {
267 natp->nat_btu -= player->btused;
270 if (natp->nat_tgms > 0) {
271 if (!(natp->nat_flags & NF_INFORM)) {
272 if (natp->nat_tgms == 1)
273 pr("You have a new telegram waiting ...\n");
275 pr("You have %s new telegrams waiting ...\n",
276 numstr(buf, natp->nat_tgms));
280 if (natp->nat_ann > 0) {
281 if (natp->nat_ann == 1)
282 pr("You have a new announcement waiting ...\n");
284 pr("You have %s new announcements waiting ...\n",
285 numstr(buf, natp->nat_ann));
288 if (!player->visitor && !player->god && (player->nstat & CAP) == 0)
289 pr("You lost your capital... better designate one\n");
291 if (gamedown() && !player->god) {
299 * actually a command; redirection and piping ignored.
300 * XXX This whole mess should be redone; execute block should
301 * start with "exec start", and should end with "exec end".
302 * We'll wait until 1.2 I guess.
311 char scanspace[1024];
316 p = getstarg(player->argp[1], "File? ", buf);
318 if (p == NULL || *p == '\0')
321 prexec(player->argp[1]);
322 while (!failed && status()) {
323 if (recvclient(buf, sizeof(buf)) < 0)
325 if (parse(buf, player->argp, &player->condarg,
326 scanspace, &redir) < 0) {
331 pr("\nExecute : %s\n", buf);
332 if (dispatch(buf, redir) < 0)
336 while (recvclient(buf, sizeof(buf)) >= 0) ;
339 pr("Execute : %s\n", failed ? "aborted" : "terminated");
348 char buf[MAXTELSIZE];
350 if ((motd_fp = fopen(motdfil, "rb")) == NULL)
356 pr ("Could not open motd.\n");
357 logerror("Could not open motd (%s).\n", motdfil);
361 if (fread((void *)&tgm, sizeof(tgm), 1, motd_fp) != 1) {
362 logerror("bad header on login message (motdfil)");
366 if (tgm.tel_length >= (long)sizeof(buf)) {
367 logerror("text length (%ld) is too long for login message (motdfil)", tgm.tel_length);
371 if (fread(buf, tgm.tel_length, 1, motd_fp) != 1) {
372 logerror("bad length %ld on login message", tgm.tel_length);
376 buf[tgm.tel_length] = 0;
383 match_user(char *file, struct player *p)
390 if ((fp = fopen(file, "r")) == NULL) {
391 /*logerror("Cannot find file %s", file); */
395 while (!feof(fp) && !match) {
396 if (fgets(host, sizeof(host) - 1, fp) == NULL)
400 if (fgets(user, sizeof(user) - 1, fp) == NULL)
402 host[strlen(host) - 1] = '\0';
403 user[strlen(user) - 1] = '\0';
404 if (strstr(p->userid, user) &&
405 (strstr(p->hostaddr, host) ||
406 strstr(p->hostname, host)))
416 player->state = PS_SHUTDOWN;
421 praddr(struct player *p)
423 return prbuf("%s@%s", p->userid,
424 *p->hostname ? p->hostname : p->hostaddr);