/home/leaf/crossfire/server/branches/1.12/server/resurrection.c

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/*
 * static char *rcsid_resurrection_c =
 *   "$Id: resurrection.c 11578 2009-02-23 22:02:27Z lalo $";
 */

/*
    CrossFire, A Multiplayer game for X-windows

    Copyright (C) 2006 Mark Wedel & Crossfire Development Team
    Copyright (C) 1992 Frank Tore Johansen

    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., 675 Mass Ave, Cambridge, MA 02139, USA.

    The authors can be reached via e-mail at crossfire-devel@real-time.com
*/

/*  the contents of this file were create solely by peterm@soda.berkeley.edu
    all of the above disclaimers apply.  */

#include <global.h>
#ifndef __CEXTRACT__
#include <sproto.h>
#endif
#include <spells.h>
#include <errno.h>

static int resurrection_fails(int levelcaster, int leveldead);

static int resurrect_player(object *op, char *playername, object *spell) {
    FILE *deadplayer, *liveplayer;

    char oldname[MAX_BUF];
    char newname[MAX_BUF];
    char path[MAX_BUF];
    char buf[MAX_BUF];
    char buf2[MAX_BUF];
    const char *race = NULL;
    sint64 exp;
    int Con;

    /* reincarnation, which changes the race */
    if (spell->race) {
        treasurelist *tl = find_treasurelist(spell->race);
        treasure *t;
        int value;

        if (!tl) {
            LOG(llevError, "resurrect_player: race set to %s, but no treasurelist of that name!\n", spell->race);
            return 0;
        }
        value = RANDOM()%tl->total_chance;
        for (t = tl->items; t; t = t->next) {
            value -= t->chance;
            if (value < 0)
                break;
        }
        if (!t) {
            LOG(llevError, "resurrect_player: got null treasure from treasurelist %s!\n", spell->race);
            return 0;
        }
        race = t->item->name;
    }

    /*  set up our paths/strings...  */
    snprintf(path, sizeof(path), "%s/%s/%s/%s", settings.localdir, settings.playerdir, playername, playername);

    strcpy(newname, path);
    strcat(newname, ".pl");

    strcpy(oldname, newname);
    strcat(oldname, ".dead");

    if (!(deadplayer = fopen(oldname, "r"))) {
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_FAILURE,
                             "The soul of %s cannot be reached.",
                             "The soul of %s cannot be reached.",
                             playername);
        return 0;
    }

    if (!access(newname, 0)) {
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_FAILURE,
                             "The soul of %s has already been reborn!",
                             "The soul of %s has already been reborn!",
                             playername);
        fclose(deadplayer);
        return 0;
    }

    if (!(liveplayer = fopen(newname, "w"))) {
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_FAILURE,
                             "The soul of %s cannot be re-embodied at the moment.",
                             "The soul of %s cannot be re-embodied at the moment.",
                             playername);
        LOG(llevError, "Cannot write player in resurrect_player!\n");
        fclose(deadplayer);
        return 0;
    }

    while (!feof(deadplayer)) {
        fgets(buf, 255, deadplayer);
        sscanf(buf, "%s", buf2);
        if (!(strcmp(buf2, "exp"))) {
            sscanf(buf, "%s %"FMT64, buf2, &exp);
            if (spell->stats.exp) {
                exp -= exp/spell->stats.exp;
                snprintf(buf, sizeof(buf), "exp %"FMT64"\n", exp);
            }
        }
        if (!(strcmp(buf2, "Con"))) {
            sscanf(buf, "%s %d", buf2, &Con);
            Con -= spell->stats.Con;
            if (Con < 1)
                Con = 1;
            snprintf(buf, sizeof(buf), "Con %d\n", Con);
        }
        if (race && !strcmp(buf2, "race")) {
            snprintf(buf, sizeof(buf), "race %s\n", race);
        }
        fputs(buf, liveplayer);
    }
    fclose(liveplayer);
    fclose(deadplayer);
    unlink(oldname);
    draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_SUCCESS,
                         "%s lives again!",
                         "%s lives again!",
                         playername);

    return 1;
}

int cast_raise_dead_spell(object *op, object *caster, object *spell, int dir, const char *arg) {
    object *temp, *newob;
    char name_to_resurrect[MAX_BUF];
    int leveldead = 25, mflags, clevel;
    sint16 sx, sy;
    mapstruct *m;

    clevel = caster_level(caster, spell);

    if (spell->last_heal) {
        if (!arg) {
            draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_FAILURE,
                                 "Cast %s on who?",
                                 "Cast %s on who?",
                                 spell->name);
            return 0;
        }
        strcpy(name_to_resurrect, arg);
        temp = NULL;
    } else {
        sx = op->x+freearr_x[dir];
        sy = op->y+freearr_y[dir];
        m = op->map;
        mflags = get_map_flags(m, &m, sx, sy, &sx, &sy);
        if (mflags&P_OUT_OF_MAP)
            temp = NULL;
        else {
            /*  First we need to find a corpse, if any.  */
            /* If no object, temp will be set to NULL */
            for (temp = GET_MAP_OB(m, sx, sy); temp != NULL; temp = temp->above)
                /* If it is corpse, this must be what we want to raise */
                if (temp->type == CORPSE)
                    break;
        }

        if (temp == NULL) {
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_FAILURE,
                          "You need a body for this spell.", NULL);
            return 0;
        }
        strcpy(name_to_resurrect, temp->name);
    }

    /* no matter what, we fry the corpse.  */
    if (temp && temp->map) {
        /* replace corpse object with a burning object */
        newob = arch_to_object(find_archetype("burnout"));
        if (newob != NULL) {
            newob->x = temp->x;
            newob->y = temp->y;
            insert_ob_in_map(newob, temp->map, op, 0);
        }
        leveldead = temp->level;
        remove_ob(temp);
        free_object(temp);
    }

    if (resurrection_fails(clevel, leveldead)) {
        if (spell->randomitems) {
            treasure *t;

            for (t = spell->randomitems->items; t; t = t->next) {
                summon_hostile_monsters(op, t->nrof, t->item->name);
            }

        }
        return 1;
    } else {
        return resurrect_player(op, name_to_resurrect, spell);
    }
    /* Unreachable */
}

static int resurrection_fails(int levelcaster, int leveldead) {
    int chance = 9;

    chance += levelcaster-leveldead;
    if (chance < 4)
        chance = 4;
    if (chance > rndm(0, 19))
        return 0; /* resurrection succeeds */
    return 1;
}

void dead_player(object *op) {
    char filename[MAX_BUF];
    char newname[MAX_BUF];
    char path[MAX_BUF];

    /*  set up our paths/strings...  */
    snprintf(path, sizeof(path), "%s/%s/%s/%s", settings.localdir, settings.playerdir, op->name, op->name);

    strcpy(filename, path);
    strcat(filename, ".pl");
    strcpy(newname, filename);
    strcat(newname, ".dead");

    if (rename(filename, newname) != 0) {
        LOG(llevError, "Cannot rename dead player's file %s into %s: %s\n", filename, newname, strerror_local(errno, path, sizeof(path)));
    }
}

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