Import of Empire 4.2.12

src/lib/commands/coll.c

@@ -0,0 +1,181 @@
+/*
+ *  Empire - A multi-player, client/server Internet based war game.
+ *  Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ *                           Ken Stevens, Steve McClure
+ *
+ *  This program 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
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  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
+ *
+ *  ---
+ *
+ *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
+ *  related information and legal notices. It is expected that any future
+ *  projects/authors will amend these files as needed.
+ *
+ *  ---
+ *
+ *  coll.c: Collet on a loan
+ * 
+ *  Known contributors to this file:
+ *     Pat Loney, 1992
+ *     Steve McClure, 1996-2000
+ */
+
+#include <math.h>
+#include "misc.h"
+#include "player.h"
+#include "var.h"
+#include "file.h"
+#include "sect.h"
+#include "item.h"
+#include "loan.h"
+#include "news.h"
+#include "nat.h"
+#include "xy.h"
+#include "commands.h"
+#include "optlist.h"
+
+int
+coll(void)
+{
+	register int arg;
+	register int i;
+	register int val;
+	time_t	now;
+	s_char	*p;
+	struct	lonstr loan;
+	struct	sctstr sect;
+	coord	x, y;
+	long	due;
+	long	last;
+	long	rdur;
+	long	xdur;
+	double	rate;
+	double	owed;
+	double	pay;
+	s_char	buf[1024];
+	int    vec[I_MAX+1];  
+
+	if (!opt_LOANS) {
+	    pr("Loans are not enabled.\n");
+	    return RET_FAIL;
+	}
+	if ((arg = onearg(player->argp[1], "Collect on loan #")) < 0)
+		return RET_SYN;
+	/* Check if it's a valid loan.  That means, is it a valid loan,
+	   owed to this player, with a valid duration and it's been signed. */
+	if (!getloan(arg,&loan) || (loan.l_loner != player->cnum) ||
+		(loan.l_ldur == 0) || (loan.l_status != LS_SIGNED)) {
+		pr("You aren't owed anything on that loan...\n");
+		return RET_FAIL;
+	}
+	/* If we got here, we check to see if it's been defaulted on.  We
+	   already know it's owed to this player. */
+	(void) time(&now);
+	due = loan.l_duedate;
+	if (now <= due) {
+		pr("There has been no default on loan %d\n", arg);
+		return RET_FAIL;
+	}
+	last = loan.l_lastpay;
+	if (last < due && due < now) {
+		rdur = due - last;
+		xdur = now - due;
+	} else if (due < last) {
+		rdur = 0;
+		xdur = now - last;
+	}
+	rate = loan.l_irate / (loan.l_ldur * 8.64e6);
+
+/* changed following to avoid overflow 3/27/89 bailey@math-cs.kent.edu
+	owed = ((rdur * rate) + (xdur * rate * 2.0) + 1.0) * loan.l_amtdue;
+   Begin overflow fix */
+	owed = ((rdur * rate) + (xdur * rate * 2.0) + 1.0);
+	if (((1 << 30) / owed) < loan.l_amtdue)
+		owed = (1 << 30);
+	else
+		owed *= loan.l_amtdue;
+/* End overflow fix */
+	pr("You are owed $%.2f on that loan.\n", owed);
+	if (!(p = getstarg(player->argp[2], "What sector do you wish to confiscate? ", buf)))
+		return RET_SYN;
+	if (!check_loan_ok(&loan))
+	    return RET_FAIL;
+	if (!sarg_xy(p, &x, &y) || !getsect(x, y, &sect))
+		return RET_SYN;
+	if (!neigh(x, y, player->cnum)) {
+		pr("You are not adjacent to %s\n", xyas(x, y, player->cnum));
+		return RET_FAIL;
+	}
+	if (sect.sct_own != loan.l_lonee) {
+		pr("%s is not owned by %s.\n",
+			xyas(x, y, player->cnum),  cname(loan.l_lonee));
+		return RET_FAIL;
+	}
+	pay = dchr[sect.sct_type].d_value * ((float)sect.sct_effic + 100.0);
+	for (i = 0; ichr[i].i_name; i++) {
+		if (ichr[i].i_value == 0 || ichr[i].i_vtype == 0)
+			continue;
+		val = getvar(ichr[i].i_vtype, (s_char *)&sect, EF_SECTOR);
+		pay += val * ichr[i].i_value;
+	}
+	pr("That sector (and its contents) is valued at $%.2f\n", pay);
+	if (pay > owed * 1.2) {
+		pr("That is more than is owed!\n");
+		return RET_FAIL;
+	}
+	if (sect.sct_type == SCT_CAPIT || sect.sct_type == SCT_MOUNT)
+		caploss(&sect, sect.sct_own, "that was %s's capital!\n");
+	putvar(V_MILIT, 1, (s_char *)&sect, EF_SECTOR);
+
+/* Consider modifying takeover to take a "no che" argument and
+   putting using it here again. */
+/*	(void) takeover(&sect, player->cnum);*/
+	makelost(EF_SECTOR, sect.sct_own, 0, sect.sct_x, sect.sct_y);
+	makenotlost(EF_SECTOR, player->cnum, 0, sect.sct_x, sect.sct_y);
+	sect.sct_own = player->cnum;
+
+	bzero((s_char *)vec, sizeof(vec));
+	putvec(VT_DIST, vec, (s_char *)&sect, EF_SECTOR);
+	putvec(VT_DEL, vec, (s_char *)&sect, EF_SECTOR);
+	sect.sct_off = 1;
+	sect.sct_dist_x = sect.sct_x;
+	sect.sct_dist_y = sect.sct_y;
+
+	putsect(&sect);
+	nreport(player->cnum, N_SEIZE_SECT, loan.l_lonee, 1);
+	if (pay >= owed) {
+		loan.l_ldur = 0;
+		nreport(loan.l_lonee, N_REPAY_LOAN, player->cnum, 1);
+		wu(0, loan.l_lonee,
+			"%s seized %s to satisfy loan #%d\n",
+				cname(player->cnum),
+				xyas(sect.sct_x, sect.sct_y, loan.l_lonee),
+				arg);
+		pr("That loan is now considered repaid.\n");
+	} else {
+		(void) time(&loan.l_lastpay);
+		owed -= pay;
+		loan.l_amtdue = (long) owed;
+		pay += loan.l_amtpaid;
+		loan.l_amtpaid = pay;
+		wu(0, loan.l_lonee, 
+			"%s seized %s in partial payment of loan %d.\n",
+			cname(player->cnum),
+			xyas(sect.sct_x, sect.sct_y, loan.l_lonee), arg);
+		pr("You are still owed $%.2f on loan %d.\n", owed, arg);
+	}
+	putloan(arg, &loan);
+	return RET_OK;
+}