src/lib/player/player.c File Reference

#include <config.h>
#include <errno.h>
#include <stdio.h>
#include "com.h"
#include "empio.h"
#include "empthread.h"
#include "file.h"
#include "journal.h"
#include "misc.h"
#include "nat.h"
#include "optlist.h"
#include "player.h"
#include "proto.h"
#include "prototypes.h"
#include "tel.h"

Include dependency graph for player.c:

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Functions
static int	command (void)
static int	status (void)
void	player_main (struct player *p)
int	execute (void)
int	show_motd (void)
int	quit (void)
char *	praddr (struct player *p)
Variables
player *	player

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Function Documentation

static int command

(

void

)

[static]

Definition at line 136 of file player.c.

References player::argp, player::combuf, player::comtail, player::condarg, dispatch(), getcommand(), parse(), player, and pr().

Referenced by dispatch(), and player_main().

{
    char *redir;                /* UTF-8 */
    char scanspace[1024];

    if (getcommand(player->combuf) < 0)
        return 0;
    if (parse(player->combuf, scanspace, player->argp, player->comtail,
              &player->condarg, &redir) < 0) {
        pr("See \"info Syntax\"?\n");
    } else {
        if (dispatch(player->combuf, redir) < 0)
            pr("Try \"list of commands\" or \"info\"\n");
    }
    return 1;
}

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int execute

(

void

)

Definition at line 245 of file player.c.

References player::argp, player::comtail, player::condarg, dispatch(), player::eof, EXEC, getstring(), player::nstat, NULL, parse(), player, pr(), prexec(), recvclient(), RET_OK, RET_SYN, and status().

{
    char buf[1024];
    int failed;
    char *p;
    char *redir;                /* UTF-8 */
    char scanspace[1024];

    failed = 0;

    if (player->comtail[1])
        p = player->comtail[1];
    else
        p = getstring("File? ", buf);
    if (p == NULL || *p == '\0')
        return RET_SYN;
    prexec(p);

    while (!failed && status()) {
        player->nstat &= ~EXEC;
        if (recvclient(buf, sizeof(buf)) < 0)
            break;
        if (parse(buf, scanspace, player->argp, player->comtail,
                  &player->condarg, &redir) < 0) {
            failed = 1;
            continue;
        }
        pr("\nExecute : %s\n", buf);
        if (redir) {
            pr("Execute : redirection not supported\n");
            failed = 1;
        } else if (dispatch(buf, NULL) < 0)
            failed = 1;
    }
    if (failed) {
        while (recvclient(buf, sizeof(buf)) >= 0) ;
    }

    pr("Execute : %s\n", failed ? "aborted" : "terminated");
    player->eof = 0;
    return RET_OK;
}

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void player_main

(

struct player *

p

)

Definition at line 58 of file player.c.

References player::aborted, chance(), player::cnum, command(), player::curup, daychange(), empth_yield(), gamehours(), getminleft(), getnatp, player::hostaddr, player::hostname, init_nats(), journal_login(), journal_logout(), player::lasttime, m_m_p_d, MAX, player::minleft, natstr::nat_flags, natstr::nat_hostaddr, natstr::nat_hostname, natstr::nat_last_login, natstr::nat_last_logout, natstr::nat_minused, natstr::nat_stat, natstr::nat_tgms, natstr::nat_userid, NF_INFORM, numstr(), player, pr(), PS_PLAYING, putnat, secs, show_motd(), STAT_GOD, STAT_VIS, player::state, status(), and player::userid.

Referenced by play_cmd().

{
    struct natstr *natp;
    int secs;
    char buf[128];

    p->state = PS_PLAYING;
    player = p;
    time(&player->lasttime);
    time(&player->curup);
    show_motd();
    if (init_nats() < 0) {
        pr("Server confused, try again later\n");
        return;
    }
    natp = getnatp(player->cnum);
    if (!gamehours(player->curup)) {
        pr("Empire hours restriction in force\n");
        if (natp->nat_stat != STAT_GOD)
            return;
    }
    daychange(player->curup);
    if ((player->minleft = getminleft(player->curup, m_m_p_d)) <= 0) {
        pr("Time exceeded today\n");
        return;
    }
    if (natp->nat_stat != STAT_VIS
        && natp->nat_last_login
        && (strcmp(natp->nat_hostaddr, player->hostaddr)
            || strcmp(natp->nat_userid, player->userid))) {
        pr("Last connection from: %s", ctime(&natp->nat_last_login));
        pr("                  to: %s",
           natp->nat_last_login <= natp->nat_last_logout
           ? ctime(&natp->nat_last_logout) : "?");
        pr("                  by: %s@%s\n",
           natp->nat_userid,
           *natp->nat_hostname ? natp->nat_hostname : natp->nat_hostaddr);
    }
    strcpy(natp->nat_userid, player->userid);
    strcpy(natp->nat_hostname, player->hostname);
    strcpy(natp->nat_hostaddr, player->hostaddr);

    time(&natp->nat_last_login);
    putnat(natp);
    journal_login();
    if (natp->nat_flags & NF_INFORM && natp->nat_tgms > 0) {
        if (natp->nat_tgms == 1)
            pr("You have a new telegram waiting ...\n");
        else
            pr("You have %s new telegrams waiting ...\n",
               numstr(buf, natp->nat_tgms));
        natp->nat_tgms = 0;
    }

    while (status()) {
        if (command() == 0 && !player->aborted)
            break;
        player->aborted = 0;
        empth_yield();
    }
    /* #*# I put the following line in to prevent server crash -KHS */
    natp = getnatp(player->cnum);
    /*
     * randomly round up to the nearest minute,
     * charging at least 15 seconds.
     */
    time(&natp->nat_last_logout);
    secs = MAX(natp->nat_last_logout - player->lasttime, 15);
    natp->nat_minused += secs / 60;
    secs = secs % 60;
    if (chance(secs / 60.0))
        natp->nat_minused += 1;
    putnat(natp);
    pr("Bye-bye\n");
    journal_logout();
}

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char* praddr

(

struct player *

p

)

Definition at line 333 of file player.c.

References player::hostaddr, player::hostname, prbuf(), and player::userid.

Referenced by kill_cmd(), may_play(), pass_cmd(), play_cmd(), and play_list().

{
    return prbuf("%s@%s", p->userid,
                 *p->hostname ? p->hostname : p->hostaddr);
}

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int quit

(

void

)

Definition at line 326 of file player.c.

References player, PS_SHUTDOWN, RET_OK, and player::state.

Referenced by nav_ship().

{
    player->state = PS_SHUTDOWN;
    return RET_OK;
}

int show_motd

(

void

)

Definition at line 289 of file player.c.

References logerror(), MAXTELSIZE, motdfil, NULL, pr(), RET_FAIL, RET_OK, RET_SYS, and uprnf().

Referenced by player_main().

{
    FILE *motd_fp;
    struct telstr tgm;
    char buf[MAXTELSIZE + 1];   /* UTF-8 */

    if ((motd_fp = fopen(motdfil, "rb")) == NULL) {
        if (errno == ENOENT)
            return RET_OK;
        else {
            pr ("Could not open motd.\n");
            logerror("Could not open motd (%s).\n", motdfil);
            return RET_SYS;
        }
    }
    if (fread(&tgm, sizeof(tgm), 1, motd_fp) != 1) {
        logerror("bad header on login message (motdfil)");
        fclose(motd_fp);
        return RET_FAIL;
    }
    if (tgm.tel_length >= (long)sizeof(buf)) {
        logerror("text length (%ld) is too long for login message (motdfil)", tgm.tel_length);
        fclose(motd_fp);
        return RET_FAIL;
    }
    if (fread(buf, tgm.tel_length, 1, motd_fp) != 1) {
        logerror("bad length %ld on login message", tgm.tel_length);
        fclose(motd_fp);
        return RET_FAIL;
    }
    buf[tgm.tel_length] = 0;
    uprnf(buf);
    fclose(motd_fp);
    return RET_OK;
}

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static int status

(

void

)

[static]

Definition at line 154 of file player.c.

References player::btused, CAP, player::cnum, player::curup, daychange(), player::dolcost, gamedown(), gamehours(), getminleft(), getnatp, player::god, io_eof(), io_error(), player::iop, player::lasttime, m_m_p_d, player::minleft, MONEY, natstr::nat_ann, natstr::nat_btu, natstr::nat_flags, natstr::nat_minused, natstr::nat_money, natstr::nat_stat, natstr::nat_tgms, NF_INFORM, NORM, player::nstat, numstr(), player, player_set_nstat(), pr(), PS_SHUTDOWN, putnat, roundavg(), STAT_ACTIVE, STAT_GOD, player::state, and VIS.

Referenced by comtch(), coun_list(), execute(), player_main(), and run_hook().

{
    struct natstr *natp;
    int old_nstat, minute;
    char buf[128];

    if (player->state == PS_SHUTDOWN)
        return 0;
    natp = getnatp(player->cnum);
    if (io_error(player->iop) || io_eof(player->iop)) {
        putnat(natp);
        return 0;
    }
    if (player->dolcost > 100.0)
        pr("That just cost you $%.2f\n", player->dolcost);
    else if (player->dolcost < -100.0)
        pr("You just made $%.2f\n", -player->dolcost);
    natp->nat_money -= roundavg(player->dolcost);
    player->dolcost = 0.0;

    old_nstat = player->nstat;
    player_set_nstat(player, natp);
    if ((old_nstat & MONEY) && !(player->nstat & MONEY))
        pr("You are now broke; industries are on strike.\n");
    if (!(old_nstat & MONEY) && (player->nstat & MONEY))
        pr("You are no longer broke!\n");

    time(&player->curup);
    minute = (player->curup - player->lasttime) / 60;
    if (minute > 0) {
        player->minleft -= minute;
        if (player->minleft <= 0) {
            /*
             * countdown timer "player->minleft" has expired.
             * either day change, or hours restriction
             */
            daychange(player->curup);
            if (!gamehours(player->curup)) {
                pr("Empire hours restriction in force\n");
                if (natp->nat_stat != STAT_GOD) {
                    putnat(natp);
                    return 0;
                }
            }
            player->minleft = getminleft(player->curup, m_m_p_d);
        }
        player->lasttime += minute * 60;
        natp->nat_minused += minute;
    }
    if (natp->nat_stat == STAT_ACTIVE && natp->nat_minused > m_m_p_d) {
        pr("Max minutes per day limit exceeded.\n");
        player->nstat = (player->nstat & ~NORM) | VIS;
    }
    if (player->btused) {
        natp->nat_btu -= player->btused;
        player->btused = 0;
    }
    if (natp->nat_tgms > 0) {
        if (!(natp->nat_flags & NF_INFORM)) {
            if (natp->nat_tgms == 1)
                pr("You have a new telegram waiting ...\n");
            else
                pr("You have %s new telegrams waiting ...\n",
                   numstr(buf, natp->nat_tgms));
            natp->nat_tgms = 0;
        }
    }
    if (natp->nat_ann > 0) {
        if (natp->nat_ann == 1)
            pr("You have a new announcement waiting ...\n");
        else
            pr("You have %s new announcements waiting ...\n",
               numstr(buf, natp->nat_ann));
        natp->nat_ann = 0;
    }
    if (natp->nat_stat == STAT_ACTIVE && (player->nstat & CAP) == 0)
        pr("You lost your capital... better designate one\n");
    putnat(natp);
    if (gamedown() && !player->god) {
        pr("gamedown\n");
        return 0;
    }
    return 1;
}

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Variable Documentation

struct player* player

Definition at line 55 of file player.c.

Referenced by command(), execute(), player_main(), quit(), and status().

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