130 lines
3.7 KiB
C
130 lines
3.7 KiB
C
/*
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* Empire - A multi-player, client/server Internet based war game.
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* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
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* Ken Stevens, Steve McClure
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* ---
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*
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* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
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* related information and legal notices. It is expected that any future
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* projects/authors will amend these files as needed.
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*
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* ---
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*
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* shark.c: Transfer a loan by buying it out
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*
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* Known contributors to this file:
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* Pat Loney, 1992
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* Steve McClure, 1996-2000
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*/
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#include <math.h>
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#include "misc.h"
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#include "var.h"
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#include "file.h"
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#include "sect.h"
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#include "item.h"
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#include "loan.h"
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#include "news.h"
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#include "nat.h"
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#include "xy.h"
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#include "player.h"
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#include "commands.h"
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#include "optlist.h"
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int
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shark(void)
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{
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register int arg;
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time_t now;
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char *p;
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struct lonstr loan;
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struct natstr *natp;
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struct natstr *oldie;
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long due;
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long last;
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long rdur;
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long xdur;
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double rate;
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double owed;
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long payment;
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s_char buf[1024];
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if (!opt_LOANS) {
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pr("Loans are not enabled.\n");
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return RET_FAIL;
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}
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p = getstarg(player->argp[1], "Transfer which loan #: ", buf);
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if (p == 0)
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return RET_SYN;
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if (*p == 0)
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return RET_SYN;
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arg = atoi(p);
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if (arg < 0)
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return RET_SYN;
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/* Check if it's a valid loan to shark. That means, is it a valid loan,
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not owed to this player, with a valid duration and it's been signed. */
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if (!getloan(arg, &loan) || (loan.l_loner == player->cnum) ||
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(loan.l_ldur == 0) || (loan.l_status != LS_SIGNED)) {
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pr("Invalid loan\n");
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return RET_FAIL;
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}
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/* If we got here, we check to see if it's been defaulted on. */
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(void)time(&now);
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due = loan.l_duedate;
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if (now <= due) {
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pr("There has been no default on loan %d\n", arg);
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return RET_FAIL;
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}
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last = loan.l_lastpay;
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if (last < due && due < now) {
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rdur = due - last;
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xdur = now - due;
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} else if (due < last) {
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rdur = 0;
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xdur = now - last;
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}
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rate = loan.l_irate / (loan.l_ldur * 8.64e6);
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owed = ((rdur * rate) + (xdur * rate * 2.0) + 1.0);
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if (((1 << 30) / owed) < loan.l_amtdue)
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owed = (1 << 30);
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else
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owed *= loan.l_amtdue;
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pr("That loan is worth $%.2f.\n", owed);
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natp = getnatp(player->cnum);
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payment = owed * (1.0 + loan.l_irate / 100.0);
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if (payment > natp->nat_money - 100.0) {
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pr("You do not have enough to cover that loan\n");
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return RET_FAIL;
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} else {
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wu(0, loan.l_lonee,
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"%s bought loan #%d. You now owe him!\n",
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cname(player->cnum), arg);
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wu(0, loan.l_loner,
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"%s bought loan #%d out from under you for %d\n",
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cname(player->cnum), arg, payment);
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pr("You now own loan #%d. Go break some legs.\n", arg);
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}
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/* NAT_DELTA(natp->nat_money, loan.l_loner, payment);*/
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oldie = getnatp(loan.l_loner);
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oldie->nat_money += payment;
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player->dolcost += payment;
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loan.l_loner = player->cnum;
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putloan(arg, &loan);
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return RET_OK;
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}
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