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 * rea.c: Read telegrams
30 * Known contributors to this file:
33 * Steve McClure, 1998-2000
34 * Ron Koenderink, 2005-2007
35 * Markus Armbruster, 2009
49 static int print_sink(char *, size_t, void *);
54 static char *telnames[] = {
55 /* must follow TEL_ defines in tel.h */
56 "Telegram", "Announcement", "BULLETIN", "Production Report"
60 char mbox_buf[256]; /* Maximum path length */
73 int num = player->cnum;
74 struct natstr *np = getnatp(player->cnum);
79 int may_delete = 1; /* may messages be deleted? */
83 if (*player->argp[0] == 'w') {
84 kind = "announcement";
85 if (player->argp[1] && isdigit(*player->argp[1])) {
86 delta = days(atoi(player->argp[1]));
90 then = np->nat_annotim;
94 if (player->god && player->argp[1] &&
95 (mineq(player->argp[1], "yes") == ME_MISMATCH) &&
96 (mineq(player->argp[1], "no") == ME_MISMATCH)) {
97 if ((n = natarg(player->argp[1], NULL)) < 0)
102 mbox = mailbox(mbox_buf, num);
103 clear_telegram_is_new(player->cnum);
106 if (!(telfp = fopen(mbox, "rb+"))) {
107 logerror("telegram file %s", mbox);
111 fseek(telfp, 0L, SEEK_SET);
112 size = fsize(fileno(telfp));
117 while ((res = tel_read_header(telfp, mbox, &tgm)) > 0) {
119 if ((!player->god && (getrejects(tgm.tel_from, np) & REJ_ANNO))
120 || tgm.tel_date < then) {
121 res = tel_read_body(telfp, mbox, &tgm, NULL, NULL);
127 if (first && *kind == 'a') {
128 pr("\nAnnouncements since %s", ctime(&then));
132 if (tgm.tel_type != lasttype || tgm.tel_from != lastcnum)
134 if (abs((int)(tgm.tel_date - (long)lastdate)) > TEL_SECONDS)
138 lastcnum = tgm.tel_from;
139 lasttype = tgm.tel_type;
140 pr("%s ", telnames[tgm.tel_type]);
141 if ((tgm.tel_type == TEL_NORM) ||
142 (tgm.tel_type == TEL_ANNOUNCE) ||
143 (tgm.tel_type == TEL_BULLETIN))
144 pr("from %s, (#%d)", cname(tgm.tel_from), tgm.tel_from);
145 pr(" dated %s", ctime(&tgm.tel_date));
146 lastdate = tgm.tel_date;
149 res = tel_read_body(telfp, mbox, &tgm, print_sink, NULL);
154 pr("\n> Mailbox corrupt, tell the deity.\n");
156 if (teles > 0 && player->cnum == num && may_delete) {
160 p = "Forget this one? ";
162 p = "Shall I burn it? ";
165 p = "Into the shredder, boss? ";
167 p = "Can I throw away these old love letters? ";
169 p = getstarg(player->argp[1], p, buf);
170 if (p && *p == 'y') {
171 if ((filelen = fsize(fileno(telfp))) > size) {
172 pr("Wait a sec! A new %s has arrived...\n", kind);
173 /* force stdio to re-read tel file */
175 (void)fseek(telfp, (long)size, SEEK_SET);
181 np->nat_annotim = now;
184 /* Here, we just re-open the file for "w" only,
185 and that will wipe the file clean automatically */
187 telfp = fopen(mbox, "wb");
192 if (player->cnum == num)
193 pr("No %ss for you at the moment...\n", kind);
195 pr("No %ss for %s at the moment...\n", kind, cname(num));
198 if (np->nat_flags & NF_INFORM) {
199 pr_inform(player, "\n");
207 * Print first telegram in file FNAME.
210 show_first_tel(char *fname)
215 if ((fp = fopen(fname, "rb")) == NULL) {
219 logerror("Could not open %s.\n", fname);
223 if (tel_read_header(fp, fname, &tgm) < 0)
225 if (tel_read_body(fp, fname, &tgm, print_sink, NULL) < 0)
232 print_sink(char *chunk, size_t sz, void *arg)