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 * empdis.c: Empire dispatcher stuff
30 * Known contributors to this file:
35 #include "prototypes.h"
56 #define KEEP_COMMANDS 50
58 /* ring buffer of most recent command prompts and commands, user text */
59 static char player_commands[KEEP_COMMANDS][1024 + 8];
61 /* the slot holding the most recent command in player_commands[] */
62 static int player_commands_index = 0;
65 * Get a command from the current player into COMBUFP[1024], in UTF-8.
66 * Return command's byte length on success, -1 on error.
69 getcommand(char *combufp)
71 struct natstr *natp = getnatp(player->cnum);
72 char buf[1024]; /* user text */
75 if (++player_commands_index >= KEEP_COMMANDS)
76 player_commands_index = 0;
77 sprintf(player_commands[player_commands_index], "%3d %3d [prompt]",
78 player_commands_index, player->cnum);
81 prprompt(natp->nat_minused, natp->nat_btu);
83 if (recvclient(buf, 1024) < 0) {
86 } while (buf[0] == 0);
88 if (++player_commands_index >= KEEP_COMMANDS)
89 player_commands_index = 0;
90 sprintf(player_commands[player_commands_index], "%3d %3d %s",
91 player_commands_index, player->cnum, buf);
93 if (player->flags & PF_UTF8)
94 return copy_utf8_no_funny(combufp, buf);
95 return copy_ascii_no_funny(combufp, buf);
99 init_player_commands(void)
103 for (i = 0; i < KEEP_COMMANDS; ++i)
104 *player_commands[i] = 0;
108 log_last_commands(void)
112 logerror("Most recent player commands:");
113 for (i = player_commands_index; i >= 0; --i)
114 if (*player_commands[i])
115 logerror("%s", player_commands[i] + 4);
116 for (i = KEEP_COMMANDS - 1; i > player_commands_index; --i)
117 if (*player_commands[i])
118 logerror("%s", player_commands[i] + 4);
124 register s_char *format;
127 pr("\t\tCurrent EMPIRE Command List\n");
128 pr("\t\t------- ------ ------- ----\n");
129 pr("Initial number is cost in B.T.U. units.\n");
130 pr("Next 2 chars (if present) are:\n");
131 pr("$ - must be non-broke\tc -- must have capital\n");
132 pr("Args in [brackets] are optional.\n");
133 if (player->nstat > 4) {
134 pr("All-caps args in <angle brackets>");
135 pr(" have the following meanings:\n");
136 pr(" <NUM> :: a number in unspecified units\n");
137 pr(" <COMM> :: a commodity such as `food', `guns', etc\n");
138 pr(" <VAR> :: a commodity such as `food', `guns', etc\n");
139 pr(" <TYPE> :: an item type such as `ship', `plane', etc\n");
141 for (i = 0; (format = player_coms[i].c_form) != 0; i++) {
142 if ((player_coms[i].c_permit & player->ncomstat) ==
143 player_coms[i].c_permit) {
144 pr("%2d ", player_coms[i].c_cost);
145 if ((player_coms[i].c_permit & MONEY) == MONEY)
149 if ((player_coms[i].c_permit & CAP) == CAP)
156 pr("For further info on command syntax see \"info Syntax\".\n");
161 * returns true if down
168 char buf[MAXTELSIZE + 1]; /* UTF-8 */
172 if ((down_fp = fopen(downfil, "rb")) == NULL)
174 if (fread(&tgm, sizeof(tgm), 1, down_fp) != 1) {
175 logerror("bad header on login message (downfil)");
179 if (tgm.tel_length >= (long)sizeof(buf)) {
180 logerror("text length (%ld) is too long for login message (downfil)", tgm.tel_length);
184 if (fread(buf, tgm.tel_length, 1, down_fp) != 1) {
185 logerror("bad length %ld on login message", tgm.tel_length);
189 buf[tgm.tel_length] = 0;
191 pr("\nThe game is down\n");
197 daychange(time_t now)
202 natp = getnatp(player->cnum);
203 tm = localtime(&now);
204 if ((tm->tm_yday % 128) != natp->nat_dayno) {
205 natp->nat_dayno = tm->tm_yday % 128;
206 natp->nat_minused = 0;
211 getminleft(time_t now, int mpd)
218 tm = localtime(&now);
219 natp = getnatp(player->cnum);
220 nminleft = mpd - natp->nat_minused;
221 n = 60 * 24 - (tm->tm_min + tm->tm_hour * 60);